https://scroobly.com/static/js/2.b8d9e0d3.chunk.js

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n(e,r,a){var i,o=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null;return Object(h.a)(this,n),(i=t.call(this)).learningRate=e,i.beta1=r,i.beta2=a,i.epsilon=o,i.accumulatedFirstMoment=[],i.accumulatedSecondMoment=[],Object($e.t)((function(){i.accBeta1=Object(st.a)(r).variable(),i.accBeta2=Object(st.a)(a).variable()})),null==o&&(i.epsilon=l.a.backend.epsilon()),i}return Object(d.a)(n,[{key:"applyGradients",value:function(e){var t=this,n=Array.isArray(e)?e.map((function(e){return e.name})):Object.keys(e);Object($e.t)((function(){var r=Object(ft.a)(1,t.accBeta1),a=Object(ft.a)(1,t.accBeta2);

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n=t.accumulatedMeanGrads[r].variable,u=Object(et.a)(Object(nt.a)(n,t.decay),Object(nt.a)(i,1-t.decay)),c=Object(tt.a)(Object(nt.a)(i,t.learningRate),Object(rt.a)(Object(ft.a)(e,Object(et.a)(Object(at.a)(u),t.epsilon)))),l=Object(et.a)(Object(nt.a)(s,t.momentum),c);o.assign(e),n.assign(u),s.assign(l);var h=Object(ft.a)(a,l);a.assign(h)}else{var d=Object(et.a)(Object(nt.a)(o,t.decay),Object(nt.a)(Object(at.a)(i),1-t.decay)),f=Object(et.a)(Object(nt.a)(s,t.momentum),Object(tt.a)(Object(nt.a)(i,t.learningRate),Object(rt.a)(Object(et.a)(d,t.epsilon))));o.assign(d),s.assign(f);var p=Object(ft.a)(a,f);a.assign(p)}}))}})),this.incrementIterations()}},{key:"dispose",value:function(){null!=this.accumulatedMeanSquares&&Object($e.d)(this.accumulatedMeanSquares.map((function(e){return e.variable}))),null!=this.accumulatedMeanGrads&&this.centered&&Object($e.d)(this.accumulatedMeanGrads.map((function(e){return e.variable}))),null!=this.accumulatedMoments&&Object($e.d)(this.accumulatedMoments.map((function(e){return e.variable})))}},{key:"getWeights",value:function(){var e=Object(g.a)(v.a.mark((function e(){var t;return v.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return t=[].concat(Object(oe.a)(this.accumulatedMeanSquares),Object(oe.a)(this.accumulatedMoments)),this.centered&&t.push.apply(t,Object(oe.a)(this.accumulatedMeanGrads)),e.next=4,this.saveIterations();case 4:return e.t0=e.sent,e.abrupt("return",[e.t0].concat(t.map((function(e){return{name:e.originalName,tensor:e.variable}}))));case 6:case"end":return e.stop()}}),e,this)})));return function(){return e.apply(this,arguments)}}()},{key:"setWeights",value:function(){var e=Object(g.a)(v.a.mark((function e(t){var n;return v.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return e.next=2,this.extractIterations(t);case 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this.throwIfDisposed(),Object(Oa.a)(this)};var Hi=n(151);ae.a.prototype.logicalOr=function(e){return this.throwIfDisposed(),Object(Hi.a)(this,e)};var qi=n(204);ae.a.prototype.logicalXor=function(e){return this.throwIfDisposed(),Object(qi.a)(this,e)},ae.a.prototype.matMul=function(e,t,n){return this.throwIfDisposed(),Object(Me.a)(this,e,t,n)};var Xi=n(152);ae.a.prototype.maxPool=function(e,t,n,r){return this.throwIfDisposed(),Object(Xi.a)(this,e,t,n,r)};var Yi=n(90);ae.a.prototype.max=function(e,t){return this.throwIfDisposed(),Object(Yi.a)(this,e,t)},ae.a.prototype.maximumStrict=function(e){return this.throwIfDisposed(),Object(oi.c)(this,e)},ae.a.prototype.maximum=function(e){return this.throwIfDisposed(),Object(vt.a)(this,e)};var Ki=n(113);ae.a.prototype.mean=function(e,t){return this.throwIfDisposed(),Object(Ki.a)(this,e,t)};var Zi=n(135);ae.a.prototype.min=function(e,t){return this.throwIfDisposed(),Object(Zi.a)(this,e,t)},ae.a.prototype.minimumStrict=function(e){return this.throwIfDisposed(),Object(oi.d)(this,e)};var Ji=n(124);ae.a.prototype.minimum=function(e){return this.throwIfDisposed(),Object(Ji.a)(this,e)},ae.a.prototype.modStrict=function(e){return this.throwIfDisposed(),Object(oi.e)(this,e)};var Qi=n(153);ae.a.prototype.mod=function(e){return this.throwIfDisposed(),Object(Qi.a)(this,e)},ae.a.prototype.mulStrict=function(e){return this.throwIfDisposed(),Object(oi.f)(this,e)},ae.a.prototype.mul=function(e){return this.throwIfDisposed(),Object(nt.a)(this,e)},ae.a.prototype.neg=function(){return this.throwIfDisposed(),Object(Sn.a)(this)};var $i=n(159);ae.a.prototype.norm=function(e,t,n){return this.throwIfDisposed(),Object($i.a)(this,e,t,n)},ae.a.prototype.notEqualStrict=function(e){return this.throwIfDisposed(),Object(Ci.f)(this,e)};var eo=n(125);ae.a.prototype.notEqual=function(e){return this.throwIfDisposed(),Object(eo.a)(this,e)},ae.a.prototype.oneHot=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;return this.throwIfDisposed(),Object(Ae.a)(this,e,t,n)};var to=n(272);ae.a.prototype.onesLike=function(){return this.throwIfDisposed(),Object(to.a)(this)},ae.a.prototype.pad=function(e,t){return this.throwIfDisposed(),Object(Aa.a)(this,e,t)};var no=n(205);ae.a.prototype.pool=function(e,t,n,r,a){return this.throwIfDisposed(),Object(no.a)(this,e,t,n,r,a)},ae.a.prototype.powStrict=function(e){return this.throwIfDisposed(),Object(oi.g)(this,e)},ae.a.prototype.pow=function(e){return this.throwIfDisposed(),Object(dt.a)(this,e)};var ro=n(154);ae.a.prototype.prelu=function(e){return this.throwIfDisposed(),Object(ro.a)(this,e)};var ao=n(206);ae.a.prototype.prod=function(e,t){return this.throwIfDisposed(),Object(ao.a)(this,e,t)};var io=n(273);ae.a.prototype.reciprocal=function(){return this.throwIfDisposed(),Object(io.a)(this)};var oo=n(102);ae.a.prototype.relu=function(){return this.throwIfDisposed(),Object(oo.a)(this)};var so=n(155);ae.a.prototype.relu6=function(){return this.throwIfDisposed(),Object(so.a)(this)},ae.a.prototype.reshapeAs=function(e){return this.throwIfDisposed(),Object(En.a)(this,e.shape)},ae.a.prototype.reshape=function(e){return this.throwIfDisposed(),Object(En.a)(this,e)};var uo=n(223);ae.a.prototype.resizeBilinear=function(e,t){return this.throwIfDisposed(),Object(uo.a)(this,e,t)};var co=n(222);ae.a.prototype.resizeNearestNeighbor=function(e,t){return this.throwIfDisposed(),Object(co.a)(this,e,t)},ae.a.prototype.reverse=function(e){return this.throwIfDisposed(),Object(ba.a)(this,e)};var lo=n(157);ae.a.prototype.rfft=function(){return this.throwIfDisposed(),Object(lo.a)(this)};var ho=n(274);ae.a.prototype.round=function(){return this.throwIfDisposed(),Object(ho.a)(this)},ae.a.prototype.rsqrt=function(){return this.throwIfDisposed(),Object(Er.a)(this)};var fo=n(209);ae.a.prototype.selu=function(){return this.throwIfDisposed(),Object(fo.a)(this)};var po=n(210);ae.a.prototype.separableConv2d=function(e,t,n,r,a,i){return this.throwIfDisposed(),Object(po.a)(this,e,t,n,r,a,i)},ae.a.prototype.sigmoid=function(){return this.throwIfDisposed(),Object(Ia.a)(this)};var mo=n(276);ae.a.prototype.sign=function(){return this.throwIfDisposed(),Object(mo.a)(this)},ae.a.prototype.sin=function(){return this.throwIfDisposed(),Object(cr.a)(this)},ae.a.prototype.sinh=function(){return this.throwIfDisposed(),Object(hr.a)(this)},ae.a.prototype.slice=function(e,t){return this.throwIfDisposed(),Object(fn.a)(this,e,t)};var vo=n(277);ae.a.prototype.softmax=function(e){return this.throwIfDisposed(),Object(vo.a)(this,e)};var go=n(203);ae.a.prototype.softplus=function(){return this.throwIfDisposed(),Object(go.a)(this)},ae.a.prototype.spaceToBatchND=function(e,t){return this.throwIfDisposed(),Object(Vn.a)(this,e,t)},ae.a.prototype.split=function(e,t){return this.throwIfDisposed(),Object($n.a)(this,e,t)},ae.a.prototype.sqrt=function(){return this.throwIfDisposed(),Object(rt.a)(this)},ae.a.prototype.square=function(){return this.throwIfDisposed(),Object(at.a)(this)};var bo=n(127);ae.a.prototype.squaredDifference=function(e){return this.throwIfDisposed(),Object(bo.a)(this,e)},ae.a.prototype.squaredDifferenceStrict=function(e){return this.throwIfDisposed(),Object(oi.h)(this,e)};var yo=n(128);ae.a.prototype.squeeze=function(e){return this.throwIfDisposed(),Object(yo.a)(this,e)},ae.a.prototype.stack=function(e,t){this.throwIfDisposed();var n=e instanceof ae.a?[this,e]:[this].concat(Object(oe.a)(e));return Object(Ja.a)(n,t)},ae.a.prototype.step=function(e){return this.throwIfDisposed(),Object(On.a)(this,e)};var xo=n(278);ae.a.prototype.stridedSlice=function(e,t,n,r,a,i,o,s){return this.throwIfDisposed(),Object(xo.a)(this,e,t,n,r,a,i,o,s)},ae.a.prototype.subStrict=function(e){return 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The gradient of input ")+"'".concat(t,"' has shape '").concat(a.shape,"', which does not match ")+"the shape of the input '".concat(o.shape,"'"));if(null==e[o.id])e[o.id]=a;else{var u=e[o.id];e[o.id]=r(u,a),u.dispose()}};for(var c in i.inputs)u(c)},i=t.length-1;i>=0;i--)a(i)}var y=n(12),x=n(36),w=function(){function e(){Object(u.a)(this,e),this.registeredVariables={},this.nextTapeNodeId=0,this.numBytes=0,this.numTensors=0,this.numStringTensors=0,this.numDataBuffers=0,this.gradientDepth=0,this.kernelDepth=0,this.scopeStack=[],this.numDataMovesStack=[],this.nextScopeId=0,this.tensorInfo=new WeakMap,this.profiling=!1,this.activeProfile={newBytes:0,newTensors:0,peakBytes:0,kernels:[],result:null}}return Object(c.a)(e,[{key:"dispose",value:function(){for(var e in this.registeredVariables)this.registeredVariables[e].dispose()}}]),e}(),O=function(){function e(t){Object(u.a)(this,e),this.ENV=t,this.registry={},this.registryFactory={},this.pendingBackendInitId=0,this.state=new w}return Object(c.a)(e,[{key:"ready",value:function(){var e=Object(s.a)(o.a.mark((function e(){var t,n,r;return o.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(null==this.pendingBackendInit){e.next=2;break}return e.abrupt("return",this.pendingBackendInit.then((function(){})));case 2:if(null==this.backendInstance){e.next=4;break}return e.abrupt("return");case 4:t=this.getSortedBackends(),n=0;case 6:if(!(n<t.length)){e.next=18;break}return r=t[n],e.next=10,this.initializeBackend(r).success;case 10:if(!e.sent){e.next=15;break}return e.next=14,this.setBackend(r);case 14:return e.abrupt("return");case 15:n++,e.next=6;break;case 18:throw new Error("Could not initialize any backends, all backend initializations failed.");case 19:case"end":return e.stop()}}),e,this)})));return function(){return e.apply(this,arguments)}}()},{key:"backendNames",value:function(){return Object.keys(this.registryFactory)}},{key:"findBackend",value:function(e){if(!(e in this.registry)){if(!(e in this.registryFactory))return null;if(this.initializeBackend(e).asyncInit)return null}return this.registry[e]}},{key:"findBackendFactory",value:function(e){return e in this.registryFactory?this.registryFactory[e].factory:null}},{key:"registerBackend",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;return e in this.registryFactory?(console.warn("".concat(e," backend was already registered. ")+"Reusing existing backend factory."),!1):(this.registryFactory[e]={factory:t,priority:n},!0)}},{key:"setBackend",value:function(){var e=Object(s.a)(o.a.mark((function e(t){var n,r;return o.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(null!=this.registryFactory[t]){e.next=2;break}throw new Error("Backend name '".concat(t,"' not found in registry"));case 2:if(this.backendName=t,null!=this.registry[t]){e.next=16;break}if(this.backendInstance=null,n=this.initializeBackend(t),r=n.success,!n.asyncInit){e.next=12;break}return e.next=9,r;case 9:e.t0=e.sent,e.next=13;break;case 12:e.t0=r;case 13:if(e.t0){e.next=16;break}return e.abrupt("return",!1);case 16:return this.backendInstance=this.registry[t],this.setupRegisteredKernels(),this.profiler=new m(this.backendInstance),e.abrupt("return",!0);case 20:case"end":return e.stop()}}),e,this)})));return function(t){return e.apply(this,arguments)}}()},{key:"setupRegisteredKernels",value:function(){var e=this;Object(f.c)(this.backendName).forEach((function(t){null!=t.setupFunc&&t.setupFunc(e.backendInstance)}))}},{key:"disposeRegisteredKernels",value:function(e){var t=this;Object(f.c)(e).forEach((function(n){null!=n.disposeFunc&&n.disposeFunc(t.registry[e])}))}},{key:"initializeBackend",value:function(e){var t=this,n=this.registryFactory[e];if(null==n)throw new Error("Cannot initialize backend ".concat(e,", no registration found."));try{var r=n.factory();if(Promise.resolve(r)===r){var a=++this.pendingBackendInitId,i=r.then((function(n){return!(a<t.pendingBackendInitId)&&(t.registry[e]=n,t.pendingBackendInit=null,!0)})).catch((function(n){return a<t.pendingBackendInitId||(t.pendingBackendInit=null,console.warn("Initialization of backend ".concat(e," failed")),console.warn(n.stack||n.message)),!1}));return this.pendingBackendInit=i,{success:i,asyncInit:!0}}return this.registry[e]=r,{success:!0,asyncInit:!1}}catch(o){return console.warn("Initialization of backend ".concat(e," failed")),console.warn(o.stack||o.message),{success:!1,asyncInit:!1}}}},{key:"removeBackend",value:function(e){if(!(e in this.registryFactory))throw new Error("".concat(e," backend not found in registry"));this.backendName===e&&null!=this.pendingBackendInit&&this.pendingBackendInitId++,e in this.registry&&(this.disposeRegisteredKernels(e),this.registry[e].dispose(),delete this.registry[e]),delete this.registryFactory[e],this.backendName===e&&(this.pendingBackendInit=null,this.backendName=null,this.backendInstance=null)}},{key:"getSortedBackends",value:function(){var e=this;if(0===Object.keys(this.registryFactory).length)throw new Error("No backend found in registry.");return Object.keys(this.registryFactory).sort((function(t,n){return e.registryFactory[n].priority-e.registryFactory[t].priority}))}},{key:"initializeBackendsAndReturnBest",value:function(){for(var e=this.getSortedBackends(),t=0;t<e.length;t++){var n=e[t],r=this.initializeBackend(n),a=r.success,i=r.asyncInit;if(i||a)return{name:n,asyncInit:i}}throw new Error("Could not initialize any backends, all backend initializations failed.")}},{key:"moveData",value:function(e,t){var n=this.state.tensorInfo.get(t),r=n.backend,a=this.readSync(t);r.disposeData(t),n.backend=e,e.move(t,a,n.shape,n.dtype),this.shouldCheckForMemLeaks()&&this.state.numDataMovesStack[this.state.numDataMovesStack.length-1]++}},{key:"tidy",value:function(e,t){var n,r=this,a=null;if(null==t){if("function"!==typeof e)throw new Error("Please provide a function to tidy()");t=e}else{if("string"!==typeof e&&!(e instanceof String))throw new Error("When calling with two arguments, the first argument to tidy() must be a string");if("function"!==typeof t)throw new Error("When calling with two arguments, the 2nd argument to tidy() must be a function");a=e}return this.scopedRun((function(){return r.startScope(a)}),(function(){return r.endScope(n)}),(function(){return(n=t())instanceof Promise&&console.error("Cannot return a Promise inside of tidy."),n}))}},{key:"scopedRun",value:function(e,t,n){e();try{var r=n();return t(),r}catch(a){throw t(),a}}},{key:"nextTensorId",value:function(){return e.nextTensorId++}},{key:"nextVariableId",value:function(){return e.nextVariableId++}},{key:"clone",value:function(e){var t=this.makeTensorFromDataId(e.dataId,e.shape,e.dtype),n={x:e};return this.addTapeNode(this.state.activeScope.name,n,[t],(function(e){return{x:function(){var t={x:e},n={dtype:"float32"};return _.runKernelFunc((function(t){return t.cast(e,"float32")}),t,null,d.v,n)}}}),[],{}),t}},{key:"runKernel",value:function(e,t,n,r,a){return this.runKernelFunc(null,t,null,e,n,r,a)}},{key:"shouldCheckForMemLeaks",value:function(){return this.ENV.getBool("IS_TEST")}},{key:"checkKernelForMemLeak",value:function(e,t,n){var r=this.backend.numDataIds(),a=0;

2n.forEach((function(e){a+="complex64"===e.dtype?3:1}));var i=this.state.numDataMovesStack[this.state.numDataMovesStack.length-1],o=r-t-a-i;if(o>0)throw new Error("Backend '".concat(this.backendName,"' has an internal memory leak ")+"(".concat(o," data ids) after running '").concat(e,"'"))}},{key:"runKernelFunc",value:function(e,t,n,r,a,i,o){var s,u=this,c=[],l=this.isTapeOn();null==r&&(r=null!=this.state.activeScope?this.state.activeScope.name:"");var h,d=this.state.numBytes,p=this.state.numTensors;this.shouldCheckForMemLeaks()&&this.state.numDataMovesStack.push(0);var m,v,g=Object(f.b)(r,this.backendName);if(null!=g)h=function(){var e=u.backend.numDataIds();m=g.kernelFunc({inputs:t,attrs:a,backend:u.backend});var n=Array.isArray(m)?m:[m];u.shouldCheckForMemLeaks()&&u.checkKernelForMemLeak(r,e,n);var s=n.map((function(e){var t=e.dataId,n=e.shape,r=e.dtype;return u.makeTensorFromDataId(t,n,r)}));if(l){var h=u.getTensorsForGradient(r,t,s);if(null==h){null==o&&(o=[]);var d=s.filter((function(e,t){return o[t]}));h=(i||[]).slice().concat(d)}c=u.saveTensorsForBackwardMode(h)}return s};else{var b=function(e){l&&(c=e.map((function(e){return u.keep(u.clone(e))})))};h=function(){var t=u.backend.numDataIds();m=u.tidy((function(){return e(u.backend,b)}));var n=Array.isArray(m)?m:[m];return u.shouldCheckForMemLeaks()&&u.checkKernelForMemLeak(r,t,n),n}}return this.scopedRun((function(){return u.state.kernelDepth++}),(function(){return u.state.kernelDepth--}),(function(){u.ENV.getBool("DEBUG")||u.state.profiling?(v=u.profiler.profileKernel(r,t,(function(){return h()})),u.ENV.getBool("DEBUG")&&u.profiler.logKernelProfile(v),s=v.outputs):s=h()})),l&&this.addTapeNode(r,t,s,n,c,a),this.state.profiling&&this.state.activeProfile.kernels.push({name:r,bytesAdded:this.state.numBytes-d,totalBytesSnapshot:this.state.numBytes,tensorsAdded:this.state.numTensors-p,totalTensorsSnapshot:this.state.numTensors,inputShapes:Object.keys(t).map((function(e){return null!=t[e]?t[e].shape:null})),outputShapes:s.map((function(e){return e.shape})),kernelTimeMs:v.timeMs,extraInfo:v.extraInfo}),Array.isArray(m)?s:s[0]}},{key:"saveTensorsForBackwardMode",value:function(e){var t=this;return e.map((function(e){return t.keep(t.clone(e))}))}},{key:"getTensorsForGradient",value:function(e,t,n){var r=Object(f.a)(e);if(null!=r){var a,i=r.inputsToSave||[],o=r.outputsToSave||[];r.saveAllInputs?(p.assert(Array.isArray(t),(function(){return"saveAllInputs is true, expected inputs to be an array."})),a=Object.keys(t).map((function(e){return t[e]}))):a=i.map((function(e){return t[e]}));var s=n.filter((function(e,t){return o[t]}));return a.concat(s)}return null}},{key:"makeTensor",value:function(e,t,n,r){if(null==e)throw new Error("Values passed to engine.makeTensor() are null");n=n||"float32",r=r||this.backend;var a=e;"string"===n&&p.isString(e[0])&&(a=e.map((function(e){return p.encodeString(e)})));var i=r.write(a,t,n),o=new y.a(t,n,i,this.nextTensorId());if(this.incRef(o,r),"string"===n){var s=this.state.tensorInfo.get(i),u=Object(p.bytesFromStringArray)(a);this.state.numBytes+=u-s.bytes,s.bytes=u}return o}},{key:"makeTensorFromDataId",value:function(e,t,n,r){n=n||"float32";var a=new y.a(t,n,e,this.nextTensorId());return this.incRef(a,r),a}},{key:"makeVariable",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],n=arguments.length>2?arguments[2]:void 0,r=arguments.length>3?arguments[3]:void 0;n=n||this.nextVariableId().toString(),null!=r&&r!==e.dtype&&(e=e.cast(r));var a=new y.c(e,t,n,this.nextTensorId());if(null!=this.state.registeredVariables[a.name])throw new Error("Variable with name ".concat(a.name," was already registered"));return this.state.registeredVariables[a.name]=a,this.incRef(a,this.backend),a}},{key:"incRef",value:function(e,t){var n=this.state.tensorInfo.has(e.dataId)?this.state.tensorInfo.get(e.dataId).refCount:0;if(this.state.numTensors++,"string"===e.dtype&&this.state.numStringTensors++,0===n){this.state.numDataBuffers++;var r=0;"complex64"!==e.dtype&&"string"!==e.dtype&&(r=e.size*p.bytesPerElement(e.dtype)),this.state.tensorInfo.set(e.dataId,{backend:t||this.backend,dtype:e.dtype,shape:e.shape,bytes:r,refCount:0}),this.state.numBytes+=r}this.state.tensorInfo.get(e.dataId).refCount++,e instanceof y.c||this.track(e)}},{key:"disposeTensor",value:function(e){if(this.state.tensorInfo.has(e.dataId)){this.state.numTensors--,"string"===e.dtype&&this.state.numStringTensors--;var t=this.state.tensorInfo.get(e.dataId);t.refCount<=1?("complex64"!==e.dtype&&(this.state.numBytes-=t.bytes),this.state.numDataBuffers--,t.backend.disposeData(e.dataId),this.state.tensorInfo.delete(e.dataId)):this.state.tensorInfo.get(e.dataId).refCount--}}},{key:"disposeVariables",value:function(){for(var e in this.state.registeredVariables){var t=this.state.registeredVariables[e];this.disposeVariable(t)}

2}},{key:"disposeVariable",value:function(e){this.disposeTensor(e),null!=this.state.registeredVariables[e.name]&&delete this.state.registeredVariables[e.name]}},{key:"memory",value:function(){var e=this.backend.memory();return e.numTensors=this.state.numTensors,e.numDataBuffers=this.state.numDataBuffers,e.numBytes=this.state.numBytes,this.state.numStringTensors>0&&(e.unreliable=!0,null==e.reasons&&(e.reasons=[]),e.reasons.push("Memory usage by string tensors is approximate (2 bytes per character)")),e}},{key:"profile",value:function(){var e=Object(s.a)(o.a.mark((function e(t){var n,i,s,u,c;return o.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return this.state.profiling=!0,n=this.state.numBytes,i=this.state.numTensors,this.state.activeProfile.kernels=[],e.next=6,t();case 6:this.state.activeProfile.result=e.sent,this.state.profiling=!1,this.state.activeProfile.peakBytes=Math.max.apply(Math,Object(a.a)(this.state.activeProfile.kernels.map((function(e){return e.totalBytesSnapshot})))),this.state.activeProfile.newBytes=this.state.numBytes-n,this.state.activeProfile.newTensors=this.state.numTensors-i,s=Object(r.a)(this.state.activeProfile.kernels),e.prev=12,s.s();case 14:if((u=s.n()).done){e.next=24;break}return c=u.value,e.next=18,c.kernelTimeMs;case 18:return c.kernelTimeMs=e.sent,e.next=21,c.extraInfo;case 21:c.extraInfo=e.sent;case 22:e.next=14;break;case 24:e.next=29;break;case 26:e.prev=26,e.t0=e.catch(12),s.e(e.t0);case 29:return e.prev=29,s.f(),e.finish(29);case 32:return e.abrupt("return",this.state.activeProfile);case 33:case"end":return e.stop()}}),e,this,[[12,26,29,32]])})));return function(t){return e.apply(this,arguments)}}()},{key:"isTapeOn",value:function(){return this.state.gradientDepth>

20&&0===this.state.kernelDepth}},{key:"addTapeNode",value:function(e,t,n,r,a,i){var o=this,s={id:this.state.nextTapeNodeId++,kernelName:e,inputs:t,outputs:n,saved:a},u=Object(f.a)(e);null!=u&&(r=u.gradFunc),null!=r&&(s.gradient=function(e){return e=e.map((function(e,t){if(null==e){var r=n[t],a=p.makeZerosTypedArray(r.size,r.dtype);return o.makeTensor(a,r.shape,r.dtype)}return e})),r(e.length>1?e:e[0],a,i)}),this.state.activeTape.push(s)}},{key:"keep",value:function(e){return e.kept=!0,e}},{key:"startTape",value:function(){0===this.state.gradientDepth&&(this.state.activeTape=[]),this.state.gradientDepth++}},{key:"endTape",value:function(){this.state.gradientDepth--}},{key:"startScope",value:function(e){var t={track:[],name:"unnamed scope",id:this.state.nextScopeId++};e&&(t.name=e),this.state.scopeStack.push(t),this.state.activeScope=t}},{key:"endScope",value:function(e){for(var t=this,n=Object(x.getTensorsInContainer)(e),r=new Set(n.map((function(e){return e.id}))),a=0;a<this.state.activeScope.track.length;a++){var i=this.state.activeScope.track[a];i.kept||r.has(i.id)||i.dispose()}var o=this.state.scopeStack.pop();this.state.activeScope=0===this.state.scopeStack.length?null:this.state.scopeStack[this.state.scopeStack.length-1],n.forEach((function(e){e.kept||e.scopeId!==o.id||t.track(e)}))}},{key:"gradients",value:function(e,t,n){var a=this,i=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(p.assert(t.length>0,(function(){return"gradients() received an empty list of xs."})),null!=n&&"float32"!==n.dtype)throw new Error("dy must have 'float32' dtype, but has '".concat(n.dtype,"'"));var o=this.scopedRun((function(){return a.startTape()}),(function(){return a.endTape()}),(function(){return a.tidy("forward",e)}));p.assert(o instanceof y.a,(function(){return"The result y returned by f() must be a tensor."}));var s=g(this.state.activeTape,t,o);if(!i&&0===s.length&&t.length>0)throw new Error("Cannot compute gradient of y=f(x) with respect to x. Make sure that the f you passed encloses all operations that lead from x to y.");return this.tidy("backward",(function(){var e={};e[o.id]=null==n?k(o.shape):n,b(e,s,(function(e){return a.tidy(e)}),j);var i=t.map((function(t){return e[t.id]}));return 0===a.state.gradientDepth&&(a.state.activeTape.forEach((function(e){var t,n=Object(r.a)(e.saved);try{for(n.s();!(t=n.n()).done;){t.value.dispose()}}catch(a){n.e(a)}finally{n.f()}})),a.state.activeTape=null),{value:o,grads:i}}))}},{key:"customGrad",value:function(e){var t=this;return p.assert(p.isFunction(e),(function(){return"The f passed in customGrad(f) must be a function."})),function(){for(var n=arguments.length,r=new Array(n),a=0;a<n;a++)r[a]=arguments[a];var i;p.assert(r.every((function(e){return e instanceof y.a})),(function(){return"The args passed in customGrad(f)(x1, x2,...) must all be tensors"}));var o={};return r.forEach((function(e,t){o[t]=e})),t.runKernelFunc((function(t,n){return i=e.apply(void 0,[].concat(r,[n])),p.assert(i.value instanceof y.a,(function(){return"The function f passed in customGrad(f) must return an object where `obj.value` is a tensor"})),p.assert(p.isFunction(i.gradFunc),(function(){return"The function f passed in customGrad(f) must return an object where `obj.gradFunc` is a function."})),i.value}),o,(function(e,t){var n=i.gradFunc(e,t),a=Array.isArray(n)?n:[n];p.assert(a.length===r.length,(function(){return"The function f passed in customGrad(f) must return an object where `obj.gradFunc` is a function that returns the same number of tensors as inputs passed to f(...)."})),p.assert(a.every((function(e){return e instanceof y.a})),(function(){return"The function f passed in customGrad(f) must return an object where `obj.gradFunc` is a function that returns a list of only tensors."}));var o={};return a.forEach((function(e,t){o[t]=function(){return e}})),o}))}}},{key:"readSync",value:function(e){return this.state.tensorInfo.get(e).backend.readSync(e)}},{key:"read",value:function(e){return this.state.tensorInfo.get(e).backend.read(e)}},{key:"time",value:function(){var e=Object(s.a)(o.a.mark((function e(t){var n,r;return o.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return n=Object(p.now)(),e.next=3,this.backend.time(t);case 3:return(r=e.sent).wallMs=Object(p.now)()-n,e.abrupt("return",r);case 6:case"end":return e.stop()}}),e,this)})));return function(t){return e.apply(this,arguments)}}()},{key:"track",value:function(e){return null!=this.state.activeScope&&(e.scopeId=this.state.activeScope.id,this.state.activeScope.track.push(e)),e}},{key:"reset",value:function(){for(var e in this.pendingBackendInitId++,this.state.dispose(),this.ENV.reset(),this.state=new w,this.registry)this.disposeRegisteredKernels(e),this.registry[e].dispose(),delete this.registry[e];this.backendName=null,this.backendInstance=null,this.pendingBackendInit=null}},{key:"backend",get:function(){if(null!=this.pendingBackendInit)throw new Error("Backend '".concat(this.backendName,"' has not yet been initialized. Make ")+"sure to await tf.ready() or await tf.setBackend() before calling other methods");if(null==this.backendInstance){var e=this.initializeBackendsAndReturnBest(),t=e.name;if(e.asyncInit)throw new Error("The highest priority backend '".concat(t,"' has not yet been ")+"initialized. 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2return(h[255&e]+h[e>>8&255]+h[e>>16&255]+h[e>>24&255]+"-"+h[255&t]+h[t>>8&255]+"-"+h[t>>16&15|64]+h[t>>24&255]+"-"+h[63&n|128]+h[n>>8&255]+"-"+h[n>>16&255]+h[n>>24&255]+h[255&r]+h[r>>8&255]+h[r>>16&255]+h[r>>24&255]).toUpperCase()},clamp:function(e,t,n){return Math.max(t,Math.min(n,e))},euclideanModulo:function(e,t){return(e%t+t)%t},mapLinear:function(e,t,n,r,a){return r+(e-t)*(a-r)/(n-t)},lerp:function(e,t,n){return(1-n)*e+n*t},smoothstep:function(e,t,n){return e<=t?0:e>=n?1:(e=(e-t)/(n-t))*e*(3-2*e)},smootherstep:function(e,t,n){return e<=t?0:e>=n?1:(e=(e-t)/(n-t))*e*e*(e*(6*e-15)+10)},randInt:function(e,t){return e+Math.floor(Math.random()*(t-e+1))},randFloat:function(e,t){return e+Math.random()*(t-e)},randFloatSpread:function(e){return e*(.5-Math.random())},degToRad:function(e){return e*p.DEG2RAD},radToDeg:function(e){return e*p.RAD2DEG},isPowerOfTwo:function(e){return 0===(e&e-1)&&0!==e},ceilPowerOfTwo:function(e){return Math.pow(2,Math.ceil(Math.log(e)/Math.LN2))},floorPowerOfTwo:function(e){return Math.pow(2,Math.floor(Math.log(e)/Math.LN2))},setQuaternionFromProperEuler:function(e,t,n,r,a){var i=Math.cos,o=Math.sin,s=i(n/2),u=o(n/2),c=i((t+r)/2),l=o((t+r)/2),h=i((t-r)/2),d=o((t-r)/2),f=i((r-t)/2),p=o((r-t)/2);switch(a){case"XYX":e.set(s*l,u*h,u*d,s*c);break;case"YZY":e.set(u*d,s*l,u*h,s*c);break;case"ZXZ":e.set(u*h,u*d,s*l,s*c);break;case"XZX":e.set(s*l,u*p,u*f,s*c);break;case"YXY":e.set(u*f,s*l,u*p,s*c);break;case"ZYZ":e.set(u*p,u*f,s*l,s*c);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+a)}}};function m(e,t){this.x=e||0,this.y=t||0}function v(){this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}Object.defineProperties(m.prototype,{width:{get:function(){return this.x},set:function(e){this.x=e}},height:{get:function(){return this.y},set:function(e){this.y=e}}}),Object.assign(m.prototype,{isVector2:!0,set:function(e,t){return this.x=e,this.y=t,this},setScalar:function(e){return this.x=e,this.y=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y)},copy:function(e){return this.x=e.x,this.y=e.y,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this)},addScalar:function(e){return this.x+=e,this.y+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this)},subScalar:function(e){return this.x-=e,this.y-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this},multiply:function(e){return this.x*=e.x,this.y*=e.y,this},multiplyScalar:function(e){return this.x*=e,this.y*=e,this},divide:function(e){return this.x/=e.x,this.y/=e.y,this},divideScalar:function(e){return this.multiplyScalar(1/e)},applyMatrix3:function(e){var t=this.x,n=this.y,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6],this.y=r[1]*t+r[4]*n+r[7],this},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}

2,round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this},negate:function(){return this.x=-this.x,this.y=-this.y,this},dot:function(e){return this.x*e.x+this.y*e.y},cross:function(e){return this.x*e.y-this.y*e.x},lengthSq:function(){return this.x*this.x+this.y*this.y},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)},normalize:function(){return this.divideScalar(this.length()||1)},angle:function(){var e=Math.atan2(-this.y,-this.x)+Math.PI;return e},distanceTo:function(e){return Math.sqrt(this.distanceToSquared(e))},distanceToSquared:function(e){var t=this.x-e.x,n=this.y-e.y;return t*t+n*n},manhattanDistanceTo:function(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this},lerpVectors:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this},equals:function(e){return e.x===this.x&&e.y===this.y},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this},rotateAround:function(e,t){var n=Math.cos(t),r=Math.sin(t),a=this.x-e.x,i=this.y-e.y;return this.x=a*n-i*r+e.x,this.y=a*r+i*n+e.y,this},random:function(){return this.x=Math.random(),this.y=Math.random(),this}}),Object.assign(v.prototype,{isMatrix3:!0,set:function(e,t,n,r,a,i,o,s,u){var c=this.elements;return c[0]=e,c[1]=r,c[2]=o,c[3]=t,c[4]=a,c[5]=s,c[6]=n,c[7]=i,c[8]=u,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(e){var t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this},extractBasis:function(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this},setFromMatrix4:function(e){var t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this},multiply:function(e){return this.multiplyMatrices(this,e)},premultiply:function(e){return this.multiplyMatrices(e,this)},multiplyMatrices:function(e,t){var n=e.elements,r=t.elements,a=this.elements,i=n[0],o=n[3],s=n[6],u=n[1],c=n[4],l=n[7],h=n[2],d=n[5],f=n[8],p=r[0],m=r[3],v=r[6],g=r[1],b=r[4],y=r[7],x=r[2],w=r[5],O=r[8];return a[0]=i*p+o*g+s*x,a[3]=i*m+o*b+s*w,a[6]=i*v+o*y+s*O,a[1]=u*p+c*g+l*x,a[4]=u*m+c*b+l*w,a[7]=u*v+c*y+l*O,a[2]=h*p+d*g+f*x,a[5]=h*m+d*b+f*w,a[8]=h*v+d*y+f*O,this},multiplyScalar:function(e){var t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this},determinant:function(){var e=this.elements,t=e[0],n=e[1],r=e[2],a=e[3],i=e[4],o=e[5],s=e[6],u=e[7],c=e[8];return t*i*c-t*o*u-n*a*c+n*o*s+r*a*u-r*i*s},getInverse:function(e,t){void 0!==t&&console.warn("THREE.Matrix3: .getInverse() can no longer be configured to throw on degenerate.");var n=e.elements,r=this.elements,a=n[0],i=n[1],o=n[2],s=n[3],u=n[4],c=n[5],l=n[6],h=n[7],d=n[8],f=d*u-c*h,p=c*l-d*s,m=h*s-u*l,v=a*f+i*p+o*m;if(0===v)return this.set(0,0,0,0,0,0,0,0,0);var g=1/v;return r[0]=f*g,r[1]=(o*h-d*i)*g,r[2]=(c*i-o*u)*g,r[3]=p*g,r[4]=(d*a-o*l)*g,r[5]=(o*s-c*a)*g,r[6]=m*g,r[7]=(i*l-h*a)*g,r[8]=(u*a-i*s)*g,this},transpose:function(){var e,t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this},getNormalMatrix:function(e){return this.setFromMatrix4(e).getInverse(this).transpose()},transposeIntoArray:function(e){var t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this},setUvTransform:function(e,t,n,r,a,i,o){var s=Math.cos(a),u=Math.sin(a);this.set(n*s,n*u,-n*(s*i+u*o)+i+e,-r*u,r*s,-r*(-u*i+s*o)+o+t,0,0,1)},scale:function(e,t){var n=this.elements;return n[0]*=e,n[3]*=e,n[6]*=e,n[1]*=t,n[4]*=t,n[7]*=t,this},rotate:function(e){var t=Math.cos(e),n=Math.sin(e),r=this.elements,a=r[0],i=r[3],o=r[6],s=r[1],u=r[4],c=r[7];return r[0]=t*a+n*s,r[3]=t*i+n*u,r[6]=t*o+n*c,r[1]=-n*a+t*s,r[4]=-n*i+t*u,r[7]=-n*o+t*c,this},translate:function(e,t){var n=this.elements;return n[0]+=e*n[2],n[3]+=e*n[5],n[6]+=e*n[8],n[1]+=t*n[2],n[4]+=t*n[5],n[7]+=t*n[8],this},equals:function(e){for(var t=this.elements,n=e.elements,r=0;r<9;r++)if(t[r]!==n[r])return!1;return!0},fromArray:function(e,t){void 0===t&&(t=0);for(var n=0;n<9;n++)this.elements[n]=e[n+t];return this},toArray:function(e,t){void 0===e&&(e=[]),void 0===t&&(t=0);var n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}});var g={getDataURL:function(e){var t;if("undefined"==typeof HTMLCanvasElement)return e.src;if(e instanceof HTMLCanvasElement)t=e;else{void 0===f&&(f=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),f.width=e.width,f.height=e.height;var n=f.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=f}return t.width>2048||t.height>2048?t.toDataURL("image/jpeg",.6):t.toDataURL("image/png")}},b=0;function y(e,t,n,r,a,i,o,s,u,c){Object.defineProperty(this,"id",{value:b++}),this.uuid=p.generateUUID(),this.name="",this.image=void 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0,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.image={},this.texture.image.width=e,this.texture.image.height=t,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:1006,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0===n.stencilBuffer||n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null}

2function O(e,t,n){w.call(this,e,t,n),this.samples=4}function k(e,t,n,r){this._x=e||0,this._y=t||0,this._z=n||0,this._w=void 0!==r?r:1}y.DEFAULT_IMAGE=void 0,y.DEFAULT_MAPPING=300,y.prototype=Object.assign(Object.create(l.prototype),{constructor:y,isTexture:!0,updateMatrix:function(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.name=e.name,this.image=e.image,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.encoding=e.encoding,this},toJSON:function(e){var t=void 0===e||"string"===typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];var n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){var r=this.image;if(void 0===r.uuid&&(r.uuid=p.generateUUID()),!t&&void 0===e.images[r.uuid]){var a;if(Array.isArray(r)){a=[];for(var i=0,o=r.length;i<o;i++)a.push(g.getDataURL(r[i]))}else a=g.getDataURL(r);e.images[r.uuid]={uuid:r.uuid,url:a}}n.image=r.uuid}return t||(e.textures[this.uuid]=n),n},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(e){if(300!==this.mapping)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case 1e3:e.x=e.x-Math.floor(e.x);break;case 1001:e.x=e.x<0?0:1;break;case 1002:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case 1e3:e.y=e.y-Math.floor(e.y);break;case 1001:e.y=e.y<0?0:1;break;case 1002:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}}),Object.defineProperty(y.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.defineProperties(x.prototype,{width:{get:function(){return this.z},set:function(e){this.z=e}},height:{get:function(){return this.w},set:function(e){this.w=e}}}),Object.assign(x.prototype,{isVector4:!0,set:function(e,t,n,r){return this.x=e,this.y=t,this.z=n,this.w=r,this},setScalar:function(e){return this.x=e,this.y=e,this.z=e,this.w=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setZ:function(e){return this.z=e,this},setW:function(e){return this.w=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this)},addScalar:function(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.

2y,this.z-=e.z,this.w-=e.w,this)},subScalar:function(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this},multiplyScalar:function(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this},applyMatrix4:function(e){var t=this.x,n=this.y,r=this.z,a=this.w,i=e.elements;return this.x=i[0]*t+i[4]*n+i[8]*r+i[12]*a,this.y=i[1]*t+i[5]*n+i[9]*r+i[13]*a,this.z=i[2]*t+i[6]*n+i[10]*r+i[14]*a,this.w=i[3]*t+i[7]*n+i[11]*r+i[15]*a,this},divideScalar:function(e){return this.multiplyScalar(1/e)},setAxisAngleFromQuaternion:function(e){this.w=2*Math.acos(e.w);var t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this},setAxisAngleFromRotationMatrix:function(e){var t,n,r,a,i=e.elements,o=i[0],s=i[4],u=i[8],c=i[1],l=i[5],h=i[9],d=i[2],f=i[6],p=i[10];if(Math.abs(s-c)<.01&&Math.abs(u-d)<.01&&Math.abs(h-f)<.01){if(Math.abs(s+c)<.1&&Math.abs(u+d)<.1&&Math.abs(h+f)<.1&&Math.abs(o+l+p-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;var m=(o+1)/2,v=(l+1)/2,g=(p+1)/2,b=(s+c)/4,y=(u+d)/4,x=(h+f)/4;return m>v&&m>g?m<.01?(n=0,r=.707106781,a=.707106781):(r=b/(n=Math.sqrt(m)),a=y/n):v>g?v<.01?(n=.707106781,r=0,a=.707106781):(n=b/(r=Math.sqrt(v)),a=x/r):g<.01?(n=.707106781,r=.707106781,a=0):(n=y/(a=Math.sqrt(g)),r=x/a),this.set(n,r,a,t),this}var w=Math.sqrt((f-h)*(f-h)+(u-d)*(u-d)+(c-s)*(c-s));return Math.abs(w)<.001&&(w=1),this.x=(f-h)/w,this.y=(u-d)/w,this.z=(c-s)/w,this.w=Math.acos((o+l+p-1)/2),this},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},dot:function(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this},lerpVectors:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this},equals:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}}),w.prototype=Object.assign(Object.create(l.prototype),{constructor:w,isWebG

2LRenderTarget:!0,setSize:function(e,t){this.width===e&&this.height===t||(this.width=e,this.height=t,this.texture.image.width=e,this.texture.image.height=t,this.dispose()),this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.width=e.width,this.height=e.height,this.viewport.copy(e.viewport),this.texture=e.texture.clone(),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.depthTexture=e.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),O.prototype=Object.assign(Object.create(w.prototype),{constructor:O,isWebGLMultisampleRenderTarget:!0,copy:function(e){return w.prototype.copy.call(this,e),this.samples=e.samples,this}}),Object.assign(k,{slerp:function(e,t,n,r){return n.copy(e).slerp(t,r)},slerpFlat:function(e,t,n,r,a,i,o){var s=n[r+0],u=n[r+1],c=n[r+2],l=n[r+3],h=a[i+0],d=a[i+1],f=a[i+2],p=a[i+3];if(l!==p||s!==h||u!==d||c!==f){var m=1-o,v=s*h+u*d+c*f+l*p,g=v>=0?1:-1,b=1-v*v;if(b>Number.EPSILON){var y=Math.sqrt(b),x=Math.atan2(y,v*g);m=Math.sin(m*x)/y,o=Math.sin(o*x)/y}var w=o*g;if(s=s*m+h*w,u=u*m+d*w,c=c*m+f*w,l=l*m+p*w,m===1-o){var O=1/Math.sqrt(s*s+u*u+c*c+l*l);s*=O,u*=O,c*=O,l*=O}}e[t]=s,e[t+1]=u,e[t+2]=c,e[t+3]=l},multiplyQuaternionsFlat:function(e,t,n,r,a,i){var o=n[r],s=n[r+1],u=n[r+2],c=n[r+3],l=a[i],h=a[i+1],d=a[i+2],f=a[i+3];return e[t]=o*f+c*l+s*d-u*h,e[t+1]=s*f+c*h+u*l-o*d,e[t+2]=u*f+c*d+o*h-s*l,e[t+3]=c*f-o*l-s*h-u*d,e}}),Object.defineProperties(k.prototype,{x:{get:function(){return this._x},set:function(e){this._x=e,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(e){this._y=e,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(e){this._z=e,this._onChangeCallback()}},w:{get:function(){return this._w},set:function(e){this._w=e,this._onChangeCallback()}}}),Object.assign(k.prototype,{isQuaternion:!0,set:function(e,t,n,r){return this._x=e,this._y=t,this._z=n,this._w=r,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this},setFromEuler:function(e,t){if(!e||!e.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var n=e._x,r=e._y,a=e._z,i=e.order,o=Math.cos,s=Math.sin,u=o(n/2),c=o(r/2),l=o(a/2),h=s(n/2),d=s(r/2),f=s(a/2);switch(i){case"XYZ":this._x=h*c*l+u*d*f,this._y=u*d*l-h*c*f,this._z=u*c*f+h*d*l,this._w=u*c*l-h*d*f;break;case"YXZ":this._x=h*c*l+u*d*f,this._y=u*d*l-h*c*f,this._z=u*c*f-h*d*l,this._w=u*c*l+h*d*f;break;case"ZXY":this._x=h*c*l-u*d*f,this._y=u*d*l+h*c*f,this._z=u*c*f+h*d*l,this._w=u*c*l-h*d*f;break;case"ZYX":this._x=h*c*l-u*d*f,this._y=u*d*l+h*c*f,this._z=u*c*f-h*d*l,this._w=u*c*l+h*d*f;break;case"YZX":this._x=h*c*l+u*d*f,this._y=u*d*l+h*c*f,this._z=u*c*f-h*d*l,this._w=u*c*l-h*d*f;break;case"XZY":this._x=h*c*l-u*d*f,this._y=u*d*l-h*c*f,this._z=u*c*f+h*d*l,this._w=u*c*l+h*d*f;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+i)}return!1!==t&&this._onChangeCallback(),this},setFromAxisAngle:function(e,t){var n=t/2,r=Math.sin(n);return this._x=e.x*r,this._y=e.y*r,this._z=e.z*r,this._w=Math.cos(n),this._onChangeCallback(),this},setFromRotationMatrix:function(e){var t,n=e.elements,r=n[0],a=n[4],i=n[8],o=n[1],s=n[5],u=n[9],c=n[2],l=n[6],h=n[10],d=r+s+h;return d>0?(t=.5/Math.sqrt(d+1),this._w=.25/t,this._x=(l-u)*t,this._y=(i-c)*t,this._z=(o-a)*t):r>s&&r>h?(t=2*Math.sqrt(1+r-s-h),this._w=(l-u)/t,this._x=.25*t,this._y=(a+o)/t,this._z=(i+c)/t):s>h?(t=2*Math.sqrt(1+s-r-h),this._w=(i-c)/t,this._x=(a+o)/t,this._y=.25*t,this._z=(u+l)/t):(t=2*Math.sqrt(1+h-r-s),this._w=(o-a)/t,this._x=(i+c)/t,this._y=(u+l)/t,this._z=.25*t),this._onChangeCallback(),this},setFromUnitVectors:function(e,t){var n=e.dot(t)+1;return n<1e-6?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()},angleTo:function(e){return 2*Math.acos(Math.abs(p.clamp(this.dot(e),-1,1)))},rotateTowards:function(e,t){var n=this.angleTo(e);if(0===n)return this;var r=Math.min(1,t/n);return this.slerp(e,r),this},inverse:function(){return this.conjugate()}

2,conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this},dot:function(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(e,t)):this.multiplyQuaternions(this,e)},premultiply:function(e){return this.multiplyQuaternions(e,this)},multiplyQuaternions:function(e,t){var n=e._x,r=e._y,a=e._z,i=e._w,o=t._x,s=t._y,u=t._z,c=t._w;return this._x=n*c+i*o+r*u-a*s,this._y=r*c+i*s+a*o-n*u,this._z=a*c+i*u+n*s-r*o,this._w=i*c-n*o-r*s-a*u,this._onChangeCallback(),this},slerp:function(e,t){if(0===t)return this;if(1===t)return this.copy(e);var n=this._x,r=this._y,a=this._z,i=this._w,o=i*e._w+n*e._x+r*e._y+a*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=i,this._x=n,this._y=r,this._z=a,this;var s=1-o*o;if(s<=Number.EPSILON){var u=1-t;return this._w=u*i+t*this._w,this._x=u*n+t*this._x,this._y=u*r+t*this._y,this._z=u*a+t*this._z,this.normalize(),this._onChangeCallback(),this}var c=Math.sqrt(s),l=Math.atan2(c,o),h=Math.sin((1-t)*l)/c,d=Math.sin(t*l)/c;return this._w=i*h+this._w*d,this._x=n*h+this._x*d,this._y=r*h+this._y*d,this._z=a*h+this._z*d,this._onChangeCallback(),this},equals:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w},fromArray:function(e,t){return void 0===t&&(t=0),this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e},fromBufferAttribute:function(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this},_onChange:function(e){return this._onChangeCallback=e,this},_onChangeCallback:function(){}});var S=new j,_=new k;function j(e,t,n){this.x=e||0,this.y=t||0,this.z=n||0}Object.assign(j.prototype,{isVector3:!0,set:function(e,t,n){return this.x=e,this.y=t,this.z=n,this},setScalar:function(e){return this.x=e,this.y=e,this.z=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setZ:function(e){return this.z=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this)},addScalar:function(e){return this.x+=e,this.y+=e,this.z+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this.z-=e.z,this)},subScalar:function(e){return this.x-=e,this.y-=e,this.z-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(e,t)):(this.x*=e.x,this.y*=e.y,this.z*=e.z,this)},multiplyScalar:function(e){return this.x*=e,this.y*=e,this.z*=e,this},multiplyVectors:function(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this},applyEuler:function(e){return e&&e.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(_.setFromEuler(e))},applyAxisAngle:function(e,t){return this.applyQuaternion(_.setFromAxisAngle(e,t))},applyMatrix3:function(e){var t=this.x,n=this.y,r=this.z,a=e.elements;return this.x=a[0]*t+a[3]*n+a[6]*r,this.y=a[1]*t+a[4]*n+a[7]*r,this.z=a[2]*t+a[5]*n+a[8]*r,this},applyNormalMatrix:function(e){return this.applyMatrix3(e).normalize()},applyMatrix4:function(e){var t=this.x,n=this.y,r=this.z,a=e.elements,i=1/(a[3]*t+a[7]*n+a[11]*r+a[15]);return this.x=(a[0]*t+a[4]*n+a[8]*r+a[12])*i,this.y=(a[1]*t+a[5]*n+a[9]*r+a[13])*i,this.z=(a[2]*t+a[6]*n+a[10]*r+a[14])*i,this},applyQuaternion:function(e){var t=this.x,n=this.y,r=this.z,a=e.x,i=e.y,o=e.z,s=e.w,u=s*t+i*r-o*n,c=s*n+o*t-a*r,l=s*r+a*n-i*t,h=-a*t-i*n-o*r;return this.x=u*s+h*-a+c*-o-l*-i,this.y=c*s+h*-i+l*-a-u*-o,this.z=l*s+h*-o+u*-i-c*-a,this},project:function(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)},unproject:function(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)},transformDirection:function(e){var t=this.x,n=this.y,r=this.z,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*r,this.y=a[1]*t+a[5]*n+a[9]*r,this.z=a[2]*t+a[6]*n+a[10]*r,this.normalize()},divide:function(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this},divideScalar:function(e){return this.multiplyScalar(1/e)},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(e){return this.x*e.x+this.y*e.y+this.z*e.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this},lerpVectors:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this},cross:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(e,t)):this.crossVectors(this,e)},crossVectors:function(e,t){var n=e.x,r=e.y,a=e.z,i=t.x,o=t.y,s=t.z;return this.x=r*s-a*o,this.y=a*i-n*s,this.z=n*o-r*i,this},projectOnVector:function(e){var t=e.lengthSq();if(0===t)return this.set(0,0,0);var n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)},projectOnPlane:function(e){return S.copy(this).projectOnVector(e),this.sub(S)},reflect:function(e){return this.sub(S.copy(e).multiplyScalar(2*this.dot(e)))},angleTo:function(e){var t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;var n=this.dot(e)/t;return Math.acos(p.clamp(n,-1,1))},distanceTo:function(e){return Math.sqrt(this.distanceToSquared(e))},distanceToSquared:function(e){var t=this.x-e.x,n=this.y-e.y,r=this.z-e.z;return t*t+n*n+r*r},manhattanDistanceTo:function(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)},setFromSpherical:function(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)},setFromSphericalCoords:function(e,t,n){var r=Math.sin(t)*e;return this.x=r*Math.sin(n),this.y=Math.cos(t)*e,this.z=r*Math.cos(n),this},setFromCylindrical:function(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)},setFromCylindricalCoords:function(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this},setFromMatrixPosition:function(e){var t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this},setFromMatrixScale:function(e){var t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),r=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=r,this},setFromMatrixColumn:function(e,t){return this.fromArray(e.elements,4*t)},setFromMatrix3Column:function(e,t){return this.fromArray(e.elements,3*t)},equals:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this.z=e[t+2],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}});

2var E=new j,T=new I,C=new j(0,0,0),M=new j(1,1,1),A=new j,N=new j,R=new j;function I(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}Object.assign(I.prototype,{isMatrix4:!0,set:function(e,t,n,r,a,i,o,s,u,c,l,h,d,f,p,m){var v=this.elements;return v[0]=e,v[4]=t,v[8]=n,v[12]=r,v[1]=a,v[5]=i,v[9]=o,v[13]=s,v[2]=u,v[6]=c,v[10]=l,v[14]=h,v[3]=d,v[7]=f,v[11]=p,v[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new I).fromArray(this.elements)},copy:function(e){var t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this},copyPosition:function(e){var t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this},extractBasis:function(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this},extractRotation:function(e){var t=this.elements,n=e.elements,r=1/E.setFromMatrixColumn(e,0).length(),a=1/E.setFromMatrixColumn(e,1).length(),i=1/E.setFromMatrixColumn(e,2).length();return t[0]=n[0]*r,t[1]=n[1]*r,t[2]=n[2]*r,t[3]=0,t[4]=n[4]*a,t[5]=n[5]*a,t[6]=n[6]*a,t[7]=0,t[8]=n[8]*i,t[9]=n[9]*i,t[10]=n[10]*i,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this},makeRotationFromEuler:function(e){e&&e.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var t=this.elements,n=e.x,r=e.y,a=e.z,i=Math.cos(n),o=Math.sin(n),s=Math.cos(r),u=Math.sin(r),c=Math.cos(a),l=Math.sin(a);if("XYZ"===e.order){var h=i*c,d=i*l,f=o*c,p=o*l;t[0]=s*c,t[4]=-s*l,t[8]=u,t[1]=d+f*u,t[5]=h-p*u,t[9]=-o*s,t[2]=p-h*u,t[6]=f+d*u,t[10]=i*s}else if("YXZ"===e.order){var m=s*c,v=s*l,g=u*c,b=u*l;t[0]=m+b*o,t[4]=g*o-v,t[8]=i*u,t[1]=i*l,t[5]=i*c,t[9]=-o,t[2]=v*o-g,t[6]=b+m*o,t[10]=i*s}else if("ZXY"===e.order){m=s*c,v=s*l,g=u*c,b=u*l;t[0]=m-b*o,t[4]=-i*l,t[8]=g+v*o,t[1]=v+g*o,t[5]=i*c,t[9]=b-m*o,t[2]=-i*u,t[6]=o,t[10]=i*s}else if("ZYX"===e.order){h=i*c,d=i*l,f=o*c,p=o*l;t[0]=s*c,t[4]=f*u-d,t[8]=h*u+p,t[1]=s*l,t[5]=p*u+h,t[9]=d*u-f,t[2]=-u,t[6]=o*s,t[10]=i*s}else if("YZX"===e.order){var y=i*s,x=i*u,w=o*s,O=o*u;t[0]=s*c,t[4]=O-y*l,t[8]=w*l+x,t[1]=l,t[5]=i*c,t[9]=-o*c,t[2]=-u*c,t[6]=x*l+w,t[10]=y-O*l}else if("XZY"===e.order){y=i*s,x=i*u,w=o*s,O=o*u;t[0]=s*c,t[4]=-l,t[8]=u*c,t[1]=y*l+O,t[5]=i*c,t[9]=x*l-w,t[2]=w*l-x,t[6]=o*c,t[10]=O*l+y}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this},makeRotationFromQuaternion:function(e){return this.compose(C,e,M)},lookAt:function(e,t,n){var r=this.elements;return R.subVectors(e,t),0===R.lengthSq()&&(R.z=1),R.normalize(),A.crossVectors(n,R),0===A.lengthSq()&&(1===Math.abs(n.z)?R.x+=1e-4:R.z+=1e-4,R.normalize(),A.crossVectors(n,R)),A.normalize(),N.crossVectors(R,A),r[0]=A.x,r[4]=N.x,r[8]=R.x,r[1]=A.y,r[5]=N.y,r[9]=R.y,r[2]=A.z,r[6]=N.z,r[10]=R.z,this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(e,t)):this.multiplyMatrices(this,e)},premultiply:function(e){return this.multiplyMatrices(e,this)},multiplyMatrices:function(e,t){var n=e.elements,r=t.elements,a=this.elements,i=n[0],o=n[4],s=n[8],u=n[12],c=n[1],l=n[5],h=n[9],d=n[13],f=n[2],p=n[6],m=n[10],v=n[14],g=n[3],b=n[7],y=n[11],x=n[15],w=r[0],O=r[4],k=r[8],S=r[12],_=r[1],j=r[5],E=r[9],T=r[13],C=r[2],M=r[6],A=r[10],N=r[14],R=r[3],I=r[7],L=r[11],D=r[15];return a[0]=i*w+o*_+s*C+u*R,a[4]=i*O+o*j+s*M+u*I,a[8]=i*k+o*E+s*A+u*L,a[12]=i*S+o*T+s*N+u*D,a[1]=c*w+l*_+h*C+d*R,a[5]=c*O+l*j+h*M+d*I,a[9]=c*k+l*E+h*A+d*L,a[13]=c*S+l*T+h*N+d*D,a[2]=f*w+p*_+m*C+v*R,a[6]=f*O+p*j+m*M+v*I,a[10]=f*k+p*E+m*A+v*L,a[14]=f*S+p*T+m*N+v*D,a[3]=g*w+b*_+y*C+x*R,a[7]=g*O+b*j+y*M+x*I,a[11]=g*k+b*E+y*A+x*L,a[15]=g*S+b*T+y*N+x*D,this},multiplyScalar:function(e){var t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this},determinant:function(){var e=this.elements,t=e[0],n=e[4],r=e[8],a=e[12],i=e[1],o=e[5],s=e[9],u=e[13],c=e[2],l=e[6],h=e[10],d=e[14];return e[3]*(+a*s*l-r*u*l-a*o*h+n*u*h+r*o*d-n*s*d)+e[7]*(+t*s*d-t*u*h+a*i*h-r*i*d+r*u*c-a*s*c)+e[11]*(+t*u*l-t*o*d-a*i*l+n*i*d+a*o*c-n*u*c)+e[15]*(-r*o*c-t*s*l+t*o*h+r*i*l-n*i*h+n*s*c)},transpose:function(){var e,t=this.elements;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this},setPosition:function(e,t,n){var r=this.elements;return e.isVector3?(r[12]=e.x,r[13]=e.y,r[14]=e.z):(r[12]=e,r[13]=t,r[14]=n),this},getInverse:function(e,t){void 0!==t&&console.warn("THREE.Matrix4: .getInverse() can no longer be configured to throw on degenerate.");var n=this.elements,r=e.elements,a=r[0],i=r[1],o=r[2],s=r[3],u=r[4],c=r[5],l=r[6],h=r[7],d=r[8],f=r[9],p=r[10],m=r[11],v=r[12],g=r[13],b=r[14],y=r[15],x=f*b*h-g*p*h+g*l*m-c*b*m-f*l*y+c*p*y,w=v*p*h-d*b*h-v*l*m+u*b*m+d*l*y-u*p*y,O=d*g*h-v*f*h+v*c*m-u*g*m-d*c*y+u*f*y,k=v*f*l-d*g*l-v*c*p+u*g*p+d*c*b-u*f*b,S=a*x+i*w+o*O+s*k;if(0===S)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);var _=1/S;

2return n[0]=x*_,n[1]=(g*p*s-f*b*s-g*o*m+i*b*m+f*o*y-i*p*y)*_,n[2]=(c*b*s-g*l*s+g*o*h-i*b*h-c*o*y+i*l*y)*_,n[3]=(f*l*s-c*p*s-f*o*h+i*p*h+c*o*m-i*l*m)*_,n[4]=w*_,n[5]=(d*b*s-v*p*s+v*o*m-a*b*m-d*o*y+a*p*y)*_,n[6]=(v*l*s-u*b*s-v*o*h+a*b*h+u*o*y-a*l*y)*_,n[7]=(u*p*s-d*l*s+d*o*h-a*p*h-u*o*m+a*l*m)*_,n[8]=O*_,n[9]=(v*f*s-d*g*s-v*i*m+a*g*m+d*i*y-a*f*y)*_,n[10]=(u*g*s-v*c*s+v*i*h-a*g*h-u*i*y+a*c*y)*_,n[11]=(d*c*s-u*f*s-d*i*h+a*f*h+u*i*m-a*c*m)*_,n[12]=k*_,n[13]=(d*g*o-v*f*o+v*i*p-a*g*p-d*i*b+a*f*b)*_,n[14]=(v*c*o-u*g*o-v*i*l+a*g*l+u*i*b-a*c*b)*_,n[15]=(u*f*o-d*c*o+d*i*l-a*f*l-u*i*p+a*c*p)*_,this},scale:function(e){var t=this.elements,n=e.x,r=e.y,a=e.z;return t[0]*=n,t[4]*=r,t[8]*=a,t[1]*=n,t[5]*=r,t[9]*=a,t[2]*=n,t[6]*=r,t[10]*=a,t[3]*=n,t[7]*=r,t[11]*=a,this},getMaxScaleOnAxis:function(){var e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],r=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,r))},makeTranslation:function(e,t,n){return this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this},makeRotationX:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this},makeRotationY:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this},makeRotationZ:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(e,t){var n=Math.cos(t),r=Math.sin(t),a=1-n,i=e.x,o=e.y,s=e.z,u=a*i,c=a*o;return this.set(u*i+n,u*o-r*s,u*s+r*o,0,u*o+r*s,c*o+n,c*s-r*i,0,u*s-r*o,c*s+r*i,a*s*s+n,0,0,0,0,1),this},makeScale:function(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this},makeShear:function(e,t,n){return this.set(1,t,n,0,e,1,n,0,e,t,1,0,0,0,0,1),this},compose:function(e,t,n){var r=this.elements,a=t._x,i=t._y,o=t._z,s=t._w,u=a+a,c=i+i,l=o+o,h=a*u,d=a*c,f=a*l,p=i*c,m=i*l,v=o*l,g=s*u,b=s*c,y=s*l,x=n.x,w=n.y,O=n.z;return r[0]=(1-(p+v))*x,r[1]=(d+y)*x,r[2]=(f-b)*x,r[3]=0,r[4]=(d-y)*w,r[5]=(1-(h+v))*w,r[6]=(m+g)*w,r[7]=0,r[8]=(f+b)*O,r[9]=(m-g)*O,r[10]=(1-(h+p))*O,r[11]=0,r[12]=e.x,r[13]=e.y,r[14]=e.z,r[15]=1,this},decompose:function(e,t,n){var r=this.elements,a=E.set(r[0],r[1],r[2]).length(),i=E.set(r[4],r[5],r[6]).length(),o=E.set(r[8],r[9],r[10]).length();this.determinant()<0&&(a=-a),e.x=r[12],e.y=r[13],e.z=r[14],T.copy(this);var s=1/a,u=1/i,c=1/o;return T.elements[0]*=s,T.elements[1]*=s,T.elements[2]*=s,T.elements[4]*=u,T.elements[5]*=u,T.elements[6]*=u,T.elements[8]*=c,T.elements[9]*=c,T.elements[10]*=c,t.setFromRotationMatrix(T),n.x=a,n.y=i,n.z=o,this},makePerspective:function(e,t,n,r,a,i){void 0===i&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");var o=this.elements,s=2*a/(t-e),u=2*a/(n-r),c=(t+e)/(t-e),l=(n+r)/(n-r),h=-(i+a)/(i-a),d=-2*i*a/(i-a);return o[0]=s,o[4]=0,o[8]=c,o[12]=0,o[1]=0,o[5]=u,o[9]=l,o[13]=0,o[2]=0,o[6]=0,o[10]=h,o[14]=d,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this},makeOrthographic:function(e,t,n,r,a,i){var o=this.elements,s=1/(t-e),u=1/(n-r),c=1/(i-a),l=(t+e)*s,h=(n+r)*u,d=(i+a)*c;return o[0]=2*s,o[4]=0,o[8]=0,o[12]=-l,o[1]=0,o[5]=2*u,o[9]=0,o[13]=-h,o[2]=0,o[6]=0,o[10]=-2*c,o[14]=-d,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this},equals:function(e){for(var t=this.elements,n=e.elements,r=0;r<16;r++)if(t[r]!==n[r])return!1;return!0},fromArray:function(e,t){void 0===t&&(t=0);for(var n=0;n<16;n++)this.elements[n]=e[n+t];return this},toArray:function(e,t){void 0===e&&(e=[]),void 0===t&&(t=0);var n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}});var L=new I,D=new k;function P(e,t,n,r){this._x=e||0,this._y=t||0,this._z=n||0,this._order=r||P.DefaultOrder}function z(){this.mask=1}P.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],P.DefaultOrder="XYZ",Object.defineProperties(P.prototype,{x:{get:function(){return this._x},set:function(e){this._x=e,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(e){this._y=e,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(e){this._z=e,this._onChangeCallback()}},order:{get:function(){return this._order},set:function(e){this._order=e,this._onChangeCallback()}}}),Object.assign(P.prototype,{isEuler:!0,set:function(e,t,n,r){return this._x=e,this._y=t,this._z=n,this._order=r||this._order,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this},setFromRotationMatrix:function(e,t,n){var r=p.clamp,a=e.elements,i=a[0],o=a[4],s=a[8],u=a[

21],c=a[5],l=a[9],h=a[2],d=a[6],f=a[10];switch(t=t||this._order){case"XYZ":this._y=Math.asin(r(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-l,f),this._z=Math.atan2(-o,i)):(this._x=Math.atan2(d,c),this._z=0);break;case"YXZ":this._x=Math.asin(-r(l,-1,1)),Math.abs(l)<.9999999?(this._y=Math.atan2(s,f),this._z=Math.atan2(u,c)):(this._y=Math.atan2(-h,i),this._z=0);break;case"ZXY":this._x=Math.asin(r(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-h,f),this._z=Math.atan2(-o,c)):(this._y=0,this._z=Math.atan2(u,i));break;case"ZYX":this._y=Math.asin(-r(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(d,f),this._z=Math.atan2(u,i)):(this._x=0,this._z=Math.atan2(-o,c));break;case"YZX":this._z=Math.asin(r(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(-l,c),this._y=Math.atan2(-h,i)):(this._x=0,this._y=Math.atan2(s,f));break;case"XZY":this._z=Math.asin(-r(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(d,c),this._y=Math.atan2(s,i)):(this._x=Math.atan2(-l,f),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!1!==n&&this._onChangeCallback(),this},setFromQuaternion:function(e,t,n){return L.makeRotationFromQuaternion(e),this.setFromRotationMatrix(L,t,n)},setFromVector3:function(e,t){return this.set(e.x,e.y,e.z,t||this._order)},reorder:function(e){return D.setFromEuler(this),this.setFromQuaternion(D,e)},equals:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order},fromArray:function(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e},toVector3:function(e){return e?e.set(this._x,this._y,this._z):new j(this._x,this._y,this._z)},_onChange:function(e){return this._onChangeCallback=e,this},_onChangeCallback:function(){}}),Object.assign(z.prototype,{set:function(e){this.mask=1<<e|0},enable:function(e){this.mask|=1<<e|0},enableAll:function(){this.mask=-1},toggle:function(e){this.mask^=1<<e|0},disable:function(e){this.mask&=~(1<<e|0)},disableAll:function(){this.mask=0},test:function(e){return 0!==(this.mask&e.mask)}});var F=0,B=new j,U=new k,W=new I,V=new j,G=new j,H=new j,q=new k,X=new j(1,0,0),Y=new j(0,1,0),K=new j(0,0,1),Z={type:"added"},J={type:"removed"};function Q(){Object.defineProperty(this,"id",{value:F++}),this.uuid=p.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Q.DefaultUp.clone();var e=new j,t=new P,n=new k,r=new j(1,1,1);t._onChange((function(){n.setFromEuler(t,!1)})),n._onChange((function(){t.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:r},modelViewMatrix:{value:new I},normalMatrix:{value:new v}}),this.matrix=new I,this.matrixWorld=new I,this.matrixAutoUpdate=Q.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new z,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={}}function $(){Q.call(this),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}Q.DefaultUp=new j(0,1,0),Q.DefaultMatrixAutoUpdate=!0,Q.prototype=Object.assign(Object.create(l.prototype),{constructor:Q,isObject3D:!0,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix4:function(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(e){return this.quaternion.premultiply(e),this},setRotationFromAxisAngle:function(e,t){this.quaternion.setFromAxisAngle(e,t)},setRotationFromEuler:function(e){this.quaternion.setFromEuler(e,!0)}

2,setRotationFromMatrix:function(e){this.quaternion.setFromRotationMatrix(e)},setRotationFromQuaternion:function(e){this.quaternion.copy(e)},rotateOnAxis:function(e,t){return U.setFromAxisAngle(e,t),this.quaternion.multiply(U),this},rotateOnWorldAxis:function(e,t){return U.setFromAxisAngle(e,t),this.quaternion.premultiply(U),this},rotateX:function(e){return this.rotateOnAxis(X,e)},rotateY:function(e){return this.rotateOnAxis(Y,e)},rotateZ:function(e){return this.rotateOnAxis(K,e)},translateOnAxis:function(e,t){return B.copy(e).applyQuaternion(this.quaternion),this.position.add(B.multiplyScalar(t)),this},translateX:function(e){return this.translateOnAxis(X,e)},translateY:function(e){return this.translateOnAxis(Y,e)},translateZ:function(e){return this.translateOnAxis(K,e)},localToWorld:function(e){return e.applyMatrix4(this.matrixWorld)},worldToLocal:function(e){return e.applyMatrix4(W.getInverse(this.matrixWorld))},lookAt:function(e,t,n){e.isVector3?V.copy(e):V.set(e,t,n);var r=this.parent;this.updateWorldMatrix(!0,!1),G.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?W.lookAt(G,V,this.up):W.lookAt(V,G,this.up),this.quaternion.setFromRotationMatrix(W),r&&(W.extractRotation(r.matrixWorld),U.setFromRotationMatrix(W),this.quaternion.premultiply(U.inverse()))},add:function(e){if(arguments.length>1){for(var t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(null!==e.parent&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(Z)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)},remove:function(e){if(arguments.length>1){for(var t=0;t<arguments.length;t++)this.remove(arguments[t]);return this}var n=this.children.indexOf(e);return-1!==n&&(e.parent=null,this.children.splice(n,1),e.dispatchEvent(J)),this},attach:function(e){return this.updateWorldMatrix(!0,!1),W.getInverse(this.matrixWorld),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),W.multiply(e.parent.matrixWorld)),e.applyMatrix4(W),e.updateWorldMatrix(!1,!1),this.add(e),this},getObjectById:function(e){return this.getObjectByProperty("id",e)},getObjectByName:function(e){return this.getObjectByProperty("name",e)},getObjectByProperty:function(e,t){if(this[e]===t)return this;for(var n=0,r=this.children.length;n<r;n++){var a=this.children[n].getObjectByProperty(e,t);if(void 0!==a)return a}},getWorldPosition:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldPosition() target is now required"),e=new j),this.updateMatrixWorld(!0),e.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldQuaternion() target is now required"),e=new k),this.updateMatrixWorld(!0),this.matrixWorld.decompose(G,e,H),e},getWorldScale:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldScale() target is now required"),e=new j),this.updateMatrixWorld(!0),this.matrixWorld.decompose(G,q,e),e},getWorldDirection:function(e){void 0===e&&(console.warn("THREE.Object3D: .getWorldDirection() target is now required"),e=new j),this.updateMatrixWorld(!0);var t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()},raycast:function(){},traverse:function(e){e(this);for(var t=this.children,n=0,r=t.length;n<r;n++)t[n].traverse(e)},traverseVisible:function(e){if(!1!==this.visible){e(this);for(var t=this.children,n=0,r=t.length;n<r;n++)t[n].traverseVisible(e)}},traverseAncestors:function(e){var t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);for(var t=this.children,n=0,r=t.length;n<r;n++)t[n].updateMatrixWorld(e)},updateWorldMatrix:function(e,t){var n=this.parent;if(!0===e&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix

2):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===t)for(var r=this.children,a=0,i=r.length;a<i;a++)r[a].updateWorldMatrix(!1,!0)},toJSON:function(e){var t=void 0===e||"string"===typeof e,n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{}},n.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});var r={};function a(t,n){return void 0===t[n.uuid]&&(t[n.uuid]=n.toJSON(e)),n.uuid}if(r.uuid=this.uuid,r.type=this.type,""!==this.name&&(r.name=this.name),!0===this.castShadow&&(r.castShadow=!0),!0===this.receiveShadow&&(r.receiveShadow=!0),!1===this.visible&&(r.visible=!1),!1===this.frustumCulled&&(r.frustumCulled=!1),0!==this.renderOrder&&(r.renderOrder=this.renderOrder),"{}"!==JSON.stringify(this.userData)&&(r.userData=this.userData),r.layers=this.layers.mask,r.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(r.matrixAutoUpdate=!1),this.isInstancedMesh&&(r.type="InstancedMesh",r.count=this.count,r.instanceMatrix=this.instanceMatrix.toJSON()),this.isMesh||this.isLine||this.isPoints){r.geometry=a(e.geometries,this.geometry);var i=this.geometry.parameters;if(void 0!==i&&void 0!==i.shapes){var o=i.shapes;if(Array.isArray(o))for(var s=0,u=o.length;s<u;s++){var c=o[s];a(e.shapes,c)}else a(e.shapes,o)}}if(void 0!==this.material)if(Array.isArray(this.material)){var l=[];for(s=0,u=this.material.length;s<u;s++)l.push(a(e.materials,this.material[s]));r.material=l}else r.material=a(e.materials,this.material);if(this.children.length>0){r.children=[];for(s=0;s<this.children.length;s++)r.children.push(this.children[s].toJSON(e).object)}if(t){var h=m(e.geometries),d=m(e.materials),f=m(e.textures),p=m(e.images);o=m(e.shapes);h.length>0&&(n.geometries=h),d.length>0&&(n.materials=d),f.length>0&&(n.textures=f),p.length>0&&(n.images=p),o.length>0&&(n.shapes=o)}return n.object=r,n;function m(e){var t=[];for(var n in e){var r=e[n];delete r.metadata,t.push(r)}return t}},clone:function(e){return(new this.constructor).copy(this,e)},copy:function(e,t){if(void 0===t&&(t=!0),this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(var n=0;n<e.children.length;n++){var r=e.children[n];this.add(r.clone())}return this}}),$.prototype=Object.assign(Object.create(Q.prototype),{constructor:$,isScene:!0,copy:function(e,t){return Q.prototype.copy.call(this,e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.autoUpdate=e.autoUpdate,this.matrixAutoUpdate=e.matrixAutoUpdate,this},toJSON:function(e){var t=Q.prototype.toJSON.call(this,e);return null!==this.background&&(t.object.background=this.background.toJSON(e)),null!==this.environment&&(t.object.environment=this.environment.toJSON(e)),null!==this.fog&&(t.object.fog=this.fog.toJSON()),t},dispose:function(){this.dispatchEvent({type:"dispose"})}});var ee=[new j,new j,new j,new j,new j,new j,new j,new j],te=new j,ne=new fe,re=new j,ae=new j,ie=new j,oe=new j,se=new j,ue=new j,ce=new j,le=new j,he=new j,de=new j;function fe(e,t){this.min=void 0!==e?e:new j(1/0,1/0,1/0),this.max=void 0!==t?t:new j(-1/0,-1/0,-1/0)}function pe(e,t,n,r,a){var i,o;for(i=0,o=e.length-3;i<=o;i+=3){de.fromArray(e,i);var s=a.x*Math.abs(de.x)+a.y*Math.abs(de.y)+a.z*Math.abs(de.z),u=t.dot(de),c=n.dot(de),l=r.dot(de);if(Math.max(-Math.max(u,c,l),Math.min(u,c,l))>s)return!1}return!0}Object.assign(fe.prototype,{isBox3:!0,set:function(e,t){return this.min.copy(e),this.max.copy(t),this},setFromArray:function(e){for(var t=1/0,n=1/0,r=1/0,a=-1/0,i=-1/0,o=-1/0,s=0,u=e.length;s<u;s+=3){var c=e[s],l=e[s+1],h=e[s+2];c<t&&(t=c),l<n&&(n=l),h<r&&(r=h),c>a&&(a=c),l>i&&(i=l),h>

2o&&(o=h)}return this.min.set(t,n,r),this.max.set(a,i,o),this},setFromBufferAttribute:function(e){for(var t=1/0,n=1/0,r=1/0,a=-1/0,i=-1/0,o=-1/0,s=0,u=e.count;s<u;s++){var c=e.getX(s),l=e.getY(s),h=e.getZ(s);c<t&&(t=c),l<n&&(n=l),h<r&&(r=h),c>a&&(a=c),l>i&&(i=l),h>o&&(o=h)}return this.min.set(t,n,r),this.max.set(a,i,o),this},setFromPoints:function(e){this.makeEmpty();for(var t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this},setFromCenterAndSize:function(e,t){var n=te.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this},setFromObject:function(e){return this.makeEmpty(),this.expandByObject(e)},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.min.copy(e.min),this.max.copy(e.max),this},makeEmpty:function(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},getCenter:function(e){return void 0===e&&(console.warn("THREE.Box3: .getCenter() target is now required"),e=new j),this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(e){return void 0===e&&(console.warn("THREE.Box3: .getSize() target is now required"),e=new j),this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)},expandByPoint:function(e){return this.min.min(e),this.max.max(e),this},expandByVector:function(e){return this.min.sub(e),this.max.add(e),this},expandByScalar:function(e){return this.min.addScalar(-e),this.max.addScalar(e),this},expandByObject:function(e){e.updateWorldMatrix(!1,!1);var t=e.geometry;void 0!==t&&(null===t.boundingBox&&t.computeBoundingBox(),ne.copy(t.boundingBox),ne.applyMatrix4(e.matrixWorld),this.union(ne));for(var n=e.children,r=0,a=n.length;r<a;r++)this.expandByObject(n[r]);return this},containsPoint:function(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y||e.z<this.min.z||e.z>this.max.z)},containsBox:function(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z},getParameter:function(e,t){return void 0===t&&(console.warn("THREE.Box3: .getParameter() target is now required"),t=new j),t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y||e.max.z<this.min.z||e.min.z>this.max.z)},intersectsSphere:function(e){return this.clampPoint(e.center,te),te.distanceToSquared(e.center)<=e.radius*e.radius},intersectsPlane:function(e){var t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant},intersectsTriangle:function(e){if(this.isEmpty())return!1;this.getCenter(ce),le.subVectors(this.max,ce),re.subVectors(e.a,ce),ae.subVectors(e.b,ce),ie.subVectors(e.c,ce),oe.subVectors(ae,re),se.subVectors(ie,ae),ue.subVectors(re,ie);var t=[0,-oe.z,oe.y,0,-se.z,se.y,0,-ue.z,ue.y,oe.z,0,-oe.x,se.z,0,-se.x,ue.z,0,-ue.x,-oe.y,oe.x,0,-se.y,se.x,0,-ue.y,ue.x,0];return!!pe(t,re,ae,ie,le)&&(!!pe(t=[1,0,0,0,1,0,0,0,1],re,ae,ie,le)&&(he.crossVectors(oe,se),pe(t=[he.x,he.y,he.z],re,ae,ie,le)))},clampPoint:function(e,t){return void 0===t&&(console.warn("THREE.Box3: .clampPoint() target is now required"),t=new j),t.copy(e).clamp(this.min,this.max)},distanceToPoint:function(e){return te.copy(e).clamp(this.min,this.max).sub(e).length()},getBoundingSphere:function(e){return void 0===e&&console.error("THREE.Box3: .getBoundingSphere() target is now required"),this.getCenter(e.center),e.radius=.5*this.getSize(te).length(),e},intersect:function(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this},union:function(e){return this.min.min(e.min),this.max.max(e.max),this},applyMatrix4:function(e){return this.isEmpty()||(ee[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),ee[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),ee[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),ee[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),ee[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),ee[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),ee[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),ee[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(ee)),this},translate:function(e){return this.min.add(e),this.max.add(e),this},equals:function(e){return e.min.equals(this.min)&&e.max.equals(this.max)}});var me=new fe;function ve(e,t){this.center=void 0!==e?e:new j,this.radius=void 0!==t?t:-1}Object.assign(ve.prototype,{set:function(e,t){return this.center.copy(e),this.radius=t,this},setFromPoints:function(e,t){var n=this.center;void 0!==t?n.copy(t):me.setFromPoints(e).getCenter(n);for(var r=0,a=0,i=e.length;a<i;a++)r=Math.max(r,n.distanceToSquared(e[a]));return this.radius=Math.sqrt(r),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.center.copy(e.center),this.radius=e.radius,this},isEmpty:function(){return this.radius<0},makeEmpty:function(){return this.center.set(0,0,0),this.radius=-1,this},containsPoint:function(e){return e.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(e){return e.distanceTo(this.center)-this.radius},intersectsSphere:function(e){var t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t},intersectsBox:function(e){return e.intersectsSphere(this)},intersectsPlane:function(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius},clampPoint:function(e,t){var n=this.center.distanceToSquared(e);return void 0===t&&(console.warn("THREE.Sphere: .clampPoint() target is now required"),t=new j),t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t},getBoundingBox:function(e){return void 0===e&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),e=new fe),this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}

2,applyMatrix4:function(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this},translate:function(e){return this.center.add(e),this},equals:function(e){return e.center.equals(this.center)&&e.radius===this.radius}});var ge=new j,be=new j,ye=new j,xe=new j,we=new j,Oe=new j,ke=new j;function Se(e,t){this.origin=void 0!==e?e:new j,this.direction=void 0!==t?t:new j(0,0,-1)}Object.assign(Se.prototype,{set:function(e,t){return this.origin.copy(e),this.direction.copy(t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this},at:function(e,t){return void 0===t&&(console.warn("THREE.Ray: .at() target is now required"),t=new j),t.copy(this.direction).multiplyScalar(e).add(this.origin)},lookAt:function(e){return this.direction.copy(e).sub(this.origin).normalize(),this},recast:function(e){return this.origin.copy(this.at(e,ge)),this},closestPointToPoint:function(e,t){void 0===t&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),t=new j),t.subVectors(e,this.origin);var n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.direction).multiplyScalar(n).add(this.origin)},distanceToPoint:function(e){return Math.sqrt(this.distanceSqToPoint(e))},distanceSqToPoint:function(e){var t=ge.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(ge.copy(this.direction).multiplyScalar(t).add(this.origin),ge.distanceToSquared(e))},distanceSqToSegment:function(e,t,n,r){be.copy(e).add(t).multiplyScalar(.5),ye.copy(t).sub(e).normalize(),xe.copy(this.origin).sub(be);var a,i,o,s,u=.5*e.distanceTo(t),c=-this.direction.dot(ye),l=xe.dot(this.direction),h=-xe.dot(ye),d=xe.lengthSq(),f=Math.abs(1-c*c);if(f>0)if(i=c*l-h,s=u*f,(a=c*h-l)>=0)if(i>=-s)if(i<=s){var p=1/f;o=(a*=p)*(a+c*(i*=p)+2*l)+i*(c*a+i+2*h)+d}else i=u,o=-(a=Math.max(0,-(c*i+l)))*a+i*(i+2*h)+d;else i=-u,o=-(a=Math.max(0,-(c*i+l)))*a+i*(i+2*h)+d;else i<=-s?o=-(a=Math.max(0,-(-c*u+l)))*a+(i=a>0?-u:Math.min(Math.max(-u,-h),u))*(i+2*h)+d:i<=s?(a=0,o=(i=Math.min(Math.max(-u,-h),u))*(i+2*h)+d):o=-(a=Math.max(0,-(c*u+l)))*a+(i=a>0?u:Math.min(Math.max(-u,-h),u))*(i+2*h)+d;else i=c>0?-u:u,o=-(a=Math.max(0,-(c*i+l)))*a+i*(i+2*h)+d;return n&&n.copy(this.direction).multiplyScalar(a).add(this.origin),r&&r.copy(ye).multiplyScalar(i).add(be),o},intersectSphere:function(e,t){ge.subVectors(e.center,this.origin);var n=ge.dot(this.direction),r=ge.dot(ge)-n*n,a=e.radius*e.radius;if(r>a)return null;var i=Math.sqrt(a-r),o=n-i,s=n+i;return o<0&&s<0?null:o<0?this.at(s,t):this.at(o,t)},intersectsSphere:function(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius},distanceToPlane:function(e){var t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;var n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null},intersectPlane:function(e,t){var n=this.distanceToPlane(e);return null===n?null:this.at(n,t)},intersectsPlane:function(e){var t=e.distanceToPoint(this.origin);return 0===t||e.normal.dot(this.direction)*t<0},intersectBox:function(e,t){var n,r,a,i,o,s,u=1/this.direction.x,c=1/this.direction.y,l=1/this.direction.z,h=this.origin;return u>=0?(n=(e.min.x-h.x)*u,r=(e.max.x-h.x)*u):(n=(e.max.x-h.x)*u,r=(e.min.x-h.x)*u),c>=0?(a=(e.min.y-h.y)*c,i=(e.max.y-h.y)*c):(a=(e.max.y-h.y)*c,i=(e.min.y-h.y)*c),n>i||a>r?null:((a>n||n!==n)&&(n=a),(i<r||r!==r)&&(r=i),l>=0?(o=(e.min.z-h.z)*l,s=(e.max.z-h.z)*l):(o=(e.max.z-h.z)*l,s=(e.min.z-h.z)*l),n>s||o>r?null:((o>n||n!==n)&&(n=o),(s<r||r!==r)&&(r=s),r<0?null:this.at(n>=0?n:r,t)))},intersectsBox:function(e){return null!==this.intersectBox(e,ge)},intersectTriangle:function(e,t,n,r,a){we.subVectors(t,e),Oe.subVectors(n,e),ke.crossVectors(we,Oe);var i,o=this.direction.dot(ke);if(o>0){if(r)return null;i=1}else{if(!(o<0))return null;i=-1,o=-o}xe.subVectors(this.origin,e);var s=i*this.direction.dot(Oe.crossVectors(xe,Oe));if(s<0)return null;var u=i*this.direction.dot(we.cross(xe));if(u<0)return null;if(s+u>o)return null;var c=-i*xe.dot(ke);return c<0?null:this.at(c/o,a)},applyMatrix4:function(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this},equals:function(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}});var _e=new j,je=new j,Ee=new v;function Te(e,t){this.normal=void 0!==e?e:new j(1,0,0),this.constant=void 0!==t?t:0}Object.assign(Te.prototype,{isPlane:!0,set:function(e,t){return this.normal.copy(e),this.constant=t,this},setComponents:function(e,t,n,r){return this.normal.set(e,t,n),this.constant=r,this},setFromNormalAndCoplanarPoint:function(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this},setFromCoplanarPoints:function(e,t,n){var r=_e.subVectors(n,t).cross(je.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(r,e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.normal.copy(e.normal),this.constant=e.constant,this},normalize:function(){var e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(e){return this.normal.dot(e)+this.constant},distanceToSphere:function(e){return this.distanceToPoint(e.center)-e.radius},projectPoint:function(e,t){return void 0===t&&(console.warn("THREE.Plane: .projectPoint() target is now required"),t=new j),t.copy(this.normal).multiplyScalar(-this.distanceToPoint(e)).add(e)},intersectLine:function(e,t){void 0===t&&(console.warn("THREE.Plane: .intersectLine() target is now required"),t=new j);var n=e.delta(_e),r=this.normal.dot(n);if(0===r)return 0===this.distanceToPoint(e.start)?t.copy(e.start):void 0;var a=-(e.start.dot(this.normal)+this.constant)/r;return a<0||a>1?void 0:t.copy(n).multiplyScalar(a).add(e.start)},intersectsLine:function(e){var t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0},intersectsBox:function(e){return e.intersectsPlane(this)},intersectsSphere:function(e){return e.intersectsPlane(this)},coplanarPoint:function(e){return void 0===e&&(console.warn("THREE.Plane: .coplanarPoint() target is now required"),e=new j),e.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(e,t){var n=t||Ee.getNormalMatrix(e),r=this.coplanarPoint(_e).applyMatrix4(e),a=this.normal.applyMatrix3(n).normalize();return this.constant=-r.dot(a),this},translate:function(e){return this.constant-=e.dot(this.normal),this},equals:function(e){return e.normal.equals(this.normal)&&e.constant===this.constant}});var Ce=new j,Me=new j,Ae=new j,Ne=new j,Re=new j,Ie=new j,Le=new j,De=new j,Pe=new j,ze=new j;function Fe(e,t,n){this.a=void 0!==e?e:new j,this.b=void 0!==t?t:new j,this.c=void 0!==n?n:new j}Object.assign(Fe,{getNormal:function(e,t,n,r){void 0===r&&(console.warn("THREE.Triangle: .getNormal() target is now required"),r=new j),r.subVectors(n,t),Ce.subVectors(e,t),r.cross(Ce);var a=r.lengthSq();return a>0?r.multiplyScalar(1/Math.sqrt(a)):r.set(0,0,0)},getBarycoord:function(e,t,n,r,a){Ce.subVectors(r,t),Me.subVectors(n,t),Ae.subVectors(e,t);var i=Ce.dot(Ce),o=Ce.dot(Me),s=Ce.dot(Ae),u=Me.dot(Me),c=Me.dot(Ae),l=i*u-o*o;if(void 0===a&&(console.warn("THREE.Triangle: .getBarycoord() target is now required"),a=new j),0===l)return a.set(-2,-1,-1);var h=1/l,d=(u*s-o*c)*h,f=(i*c-o*s)*h;return a.set(1-d-f,f,d)},containsPoint:function(e,t,n,r){return Fe.getBarycoord(e,t,n,r,Ne),Ne.x>=0&&Ne.y>=0&&Ne.x+Ne.y<=1},getUV:function(e,t,n,r,a,i,o,s){return this.getBarycoord(e,t,n,r,Ne),s.set(0,0),s.addScaledVector(a,Ne.x),s.addScaledVector(i,Ne.y),s.addScaledVector(o,Ne.z),s},isFrontFacing:function(e,t,n,r){return Ce.subVectors(n,t),Me.subVectors(e,t),Ce.cross(Me).dot(r)<0}}),Object.assign(Fe.prototype,{set:function(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this},setFromPointsAndIndices:function(e,t,n,r){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[r]),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this},getArea:function(){return Ce.subVectors(this.c,this.b),Me.subVectors(this.a,this.b),.5*Ce.cross(Me).length()},getMidpoint:function(e){return void 0===e&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"),e=new j),e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},getNormal:function(e){return Fe.getNormal(this.a,this.b,this.c,e)},getPlane:function(e){return void 0===e&&(console.warn("THREE.Triangle: .getPlane() target is now required"),e=new Te),e.setFromCoplanarPoints(this.a,this.b,this.c)},getBarycoord:function(e,t){return Fe.getBarycoord(e,this.a,this.b,this.c,t)},getUV:function(e,t,n,r,a){return Fe.getUV(e,this.a,this.b,this.c,t,n,r,a)},containsPoint:function(e){return Fe.containsPoint(e,this.a,this.b,this.c)},isFrontFacing:function(e){return Fe.isFrontFacing(this.a,this.b,this.c,e)},intersectsBox:function(e){return e.intersectsTriangle(this)},closestPointToPoint:function(e,t){void 0===t&&(console.warn("THREE.Triangle: .closestPointToPoint() target is now required"),t=new j);var n,r,a=this.a,i=this.b,o=this.c;Re.subVectors(i,a),Ie.subVectors(o,a),De.subVectors(e,a);var s=Re.dot(De),u=Ie.dot(De);if(s<=0&&u<=0)return t.copy(a);Pe.subVectors(e,i);var c=Re.dot(Pe),l=Ie.dot(Pe);if(c>=0&&l<=c)return t.copy(i);var h=s*l-c*u;if(h<=0&&s>=0&&c<=0)return n=s/(s-c),t.copy(a).addScaledVector(Re,n);ze.subVectors(e,o);var d=Re.dot(ze),f=Ie.dot(ze);if(f>=0&&d<=f)return t.copy(o);var p=d*u-s*f;if(p<=0&&u>=0&&f<=0)return r=u/(u-f),t.copy(a).addScaledVector(Ie,r);var m=c*f-d*l;if(m<=0&&l-c>=0&&d-f>=0)return Le.subVectors(o,i),r=(l-c)/(l-c+(d-f)),t.copy(i).addScaledVector(Le,r);var v=1/(m+p+h);return n=p*v,r=h*v,t.copy(a).addScaledVector(Re,n).addScaledVector(Ie,r)},equals:function(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}});var Be={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Ue={h:0,s:0,l:0},We={h:0,s:0,l:0};function Ve(e,t,n){return void 0===t&&void 0===n?this.set(e):this.setRGB(e,t,n)}function Ge(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}function He(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function qe(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}function Xe(e,t,n,r,a,i){this.a=e,this.b=t,this.c=n,this.normal=r&&r.isVector3?r:new j,this.vertexNormals=Array.isArray(r)?r:[],this.color=a&&a.isColor?a:new Ve,this.vertexColors=Array.isArray(a)?a:[],this.materialIndex=void 0!==i?i:0}Object.assign(Ve.prototype,{isColor:!0,r:1,g:1,b:1,set:function(e){return e&&e.isColor?this.copy(e):"number"===typeof e?this.setHex(e):"string"===typeof e&&this.setStyle(e),this},setScalar:function(e){return this.r=e,this.g=e,this.b=e,this},setHex:function(e){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,this},setRGB:function(e,t,n){return this.r=e,this.g=t,this.b=n,this},setHSL:function(e,t,n){if(e=p.euclideanModulo(e,1),t=p.clamp(t,0,1),n=p.clamp(n,0,1),0===t)this.r=this.g=this.b=n;else{var r=n<=.5?n*(1+t):n+t-n*t,a=2*n-r;this.r=Ge(a,r,e+1/3),this.g=Ge(a,r,e),this.b=Ge(a,r,e-1/3)}return this},setStyle:function(e){function t(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}var n;if(n=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(e)){var r,a=n[1],i=n[2];switch(a){case"rgb":case"rgba":if(r=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(i))return this.r=Math.min(255,parseInt(r[1],10))/255,this.g=Math.min(255,parseInt(r[2],10))/255,this.b=Math.min(255,parseInt(r[3],10))/255,t(r[5]),this;if(r=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(i))return this.r=Math.min(100,parseInt(r[1],10))/100,this.g=Math.min(100,parseInt(r[2],10))/100,this.b=Math.min(100,parseInt(r[3],10))/100,t(r[5]),this;break;case"hsl":case"hsla":if(r=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(i)){var o=parseFloat(r[1])/360,s=parseInt(r[2],10)/100,u=parseInt(r[3],10)/100;return t(r[5]),this.setHSL(o,s,u)}}}else if(n=/^\#([A-Fa-f0-9]+)$/.exec(e)){var c=n[1],l=c.length;if(3===l)return this.r=parseInt(c.charAt(0)+c.charAt(0),16)/255,this.g=parseInt(c.charAt(1)+c.charAt(1),16)/255,this.b=parseInt(c.charAt(2)+c.charAt(2),16)/255,this;if(6===l)return this.r=parseInt(c.charAt(0)+c.charAt(1),16)/255,this.g=parseInt(c.charAt(2)+c.charAt(3),16)/255,this.b=parseInt(c.charAt(4)+c.charAt(5),16)/255,this}return e&&e.length>0?this.setColorName(e):this},setColorName:function(e){var t=Be[e];return void 0!==t?this.setHex(t):console.warn("THREE.Color: Unknown color "+e),this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(e){return this.r=e.r,this.g=e.g,this.b=e.b,this},copyGammaToLinear:function(e,t){return void 0===t&&(t=2),this.r=Math.pow(e.r,t),this.g=Math.pow(e.g,t),this.b=Math.pow(e.b,t),this},copyLinearToGamma:function(e,t){void 0===t&&(t=2);var n=t>0?1/t:1;return this.r=Math.pow(e.r,n),this.g=Math.pow(e.g,n),this.b=Math.pow(e.b,n),this},convertGammaToLinear:function(e){return this.copyGammaToLinear(this,e),this},convertLinearToGamma:function(e){return this.copyLinearToGamma(this,e),this},copySRGBToLinear:function(e){return this.r=He(e.r),this.g=He(e.g),this.b=He(e.b),this},copyLinearToSRGB:function(e){return this.r=qe(e.r),this.g=qe(e.g),this.b=qe(e.b),this},convertSRGBToLinear:function(){return this.copySRGBToLinear(this),this},convertLinearToSRGB:function(){return this.copyLinearToSRGB(this),this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(e){void 0===e&&(console.warn("THREE.Color: .getHSL() target is now required"),e={h:0,s:0,l:0});var t,n,r=this.r,a=this.g,i=this.b,o=Math.max(r,a,i),s=Math.min(r,a,i),u=(s+o)/2;if(s===o)t=0,n=0;else{var c=o-s;switch(n=u<=.5?c/(o+s):c/(2-o-s),o){case r:t=(a-i)/c+(a<i?6:0);break;case a:t=(i-r)/c+2;break;case i:t=(r-a)/c+4}t/=6}return e.h=t,e.s=n,e.l=u,e},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},offsetHSL:function(e,t,n){return this.getHSL(Ue),Ue.h+=e,Ue.s+=t,Ue.l+=n,this.setHSL(Ue.h,Ue.s,Ue.l),this},add:function(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this},addColors:function(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this},addScalar:function(e){return this.r+=e,this.g+=e,this.b+=e,this},sub:function(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this},multiply:function(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this},multiplyScalar:function(e){return this.r*=e,this.g*=e,this.b*=e,this},lerp:function(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this},lerpHSL:function(e,t){this.getHSL(Ue),e.getHSL(We);var n=p.lerp(Ue.h,We.h,t),r=p.lerp(Ue.s,We.s,t),a=p.lerp(Ue.l,We.l,t);return this.setHSL(n,r,a),this},equals:function(e){return e.r===this.r&&e.g===this.g&&e.b===this.b},fromArray:function(e,t){return void 0===t&&(t=0),this.r=e[t],this.g=e[t+1],this.b=e[t+2],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e},toJSON:function(){return this.getHex()}}),Ve.NAMES=Be,Object.assign(Xe.prototype,{clone:function(){return(new this.constructor).copy(this)},copy:function(e){this.a=e.a,this.b=e.b,this.c=e.c,this.normal.copy(e.normal),this.color.copy(e.color),this.materialIndex=e.materialIndex;for(var t=0,n=e.vertexNormals.length;t<n;t++)this.vertexNormals[t]=e.vertexNormals[t].clone();for(t=0,n=e.vertexColors.length;t<n;t++)this.vertexColors[t]=e.vertexColors[t].clone();return this}});var Ye=0;function Ke(){Object.defineProperty(this,"id",{value:Ye++}),this.uuid=p.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.blending=1,this.side=0,this.flatShading=!1,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=100,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=7680,this.stencilZFail=7680,this.stencilZPass=7680,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaTest=0,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0}function Ze(e){Ke.call(this),this.type="MeshBasicMaterial",this.color=new Ve(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.setValues(e)}Ke.prototype=Object.assign(Object.create(l.prototype),{constructor:Ke,isMaterial:!0,onBeforeCompile:function(){},setValues:function(e){if(void 0!==e)for(var t in e){var n=e[t];if(void 0!==n)if("shading"!==t){var r=this[t];void 0!==r?r&&r.isColor?r.set(n):r&&r.isVector3&&n&&n.isVector3?r.copy(n):this[t]=n:console.warn("THREE."+this.type+": '"+t+"' is not a property of this material.")}else console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===n;else console.warn("THREE.Material: '"+t+"' parameter is undefined.")}},toJSON:function(e){var t=void 0===e||"string"===typeof e;t&&(e={textures:{},images:{}});var n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function r(e){var t=[];for(var n in e){var r=e[n];delete r.metadata,t.push(r)}return t}

2if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),this.sheen&&this.sheen.isColor&&(n.sheen=this.sheen.getHex()),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,n.reflectivity=this.reflectivity,n.refractionRatio=this.refractionRatio,void 0!==this.combine&&(n.combine=this.combine),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity)),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),void 0!==this.size&&(n.size=this.size),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),!0===this.flatShading&&(n.flatShading=this.flatShading),0!==this.side&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.morphTargets&&(n.morphTargets=!0),!0===this.morphNormals&&

2(n.morphNormals=!0),!0===this.skinning&&(n.skinning=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),t){var a=r(e.textures),i=r(e.images);a.length>0&&(n.textures=a),i.length>0&&(n.images=i)}return n},clone:function(){return(new this.constructor).copy(this)},copy:function(e){this.name=e.name,this.fog=e.fog,this.blending=e.blending,this.side=e.side,this.flatShading=e.flatShading,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;var t=e.clippingPlanes,n=null;if(null!==t){var r=t.length;n=new Array(r);for(var a=0;a!==r;++a)n[a]=t[a].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.premultipliedAlpha=e.premultipliedAlpha,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(Ke.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Ze.prototype=Object.create(Ke.prototype),Ze.prototype.constructor=Ze,Ze.prototype.isMeshBasicMaterial=!0,Ze.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this};var Je=new j;function Qe(e,t,n){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=!0===n,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0}function $e(e,t,n){Qe.call(this,new Int8Array(e),t,n)}function et(e,t,n){Qe.call(this,new Uint8Array(e),t,n)}function tt(e,t,n){Qe.call(this,new Uint8ClampedArray(e),t,n)}function nt(e,t,n){Qe.call(this,new Int16Array(e),t,n)}function rt(e,t,n){Qe.call(this,new Uint16Array(e),t,n)}function at(e,t,n){Qe.call(this,new Int32Array(e),t,n)}function it(e,t,n){Qe.call(this,new Uint32Array(e),t,n)}function ot(e,t,n){Qe.call(this,new Float32Array(e),t,n)}function st(e,t,n){Qe.call(this,new Float64Array(e),t,n)}function ut(){this.vertices=[],this.normals=[],this.colors=[],this.uvs=[],this.uvs2=[],this.groups=[],this.morphTargets={},this.skinWeights=[],this.skinIndices=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.groupsNeedUpdate=!1}function ct(e){if(0===e.length)return-1/0;for(var t=e[0],n=1,r=e.length;n<r;++n)e[n]>t&&(t=e[n]);return t}Object.defineProperty(Qe.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.assign(Qe.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setUsage:function(e){return this.usage=e,this},copy:function(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this},copyAt:function(e,t,n){e*=this.itemSize,n*=t.itemSize;for(var r=0,a=this.itemSize;r<a;r++)this.array[e+r]=t.array[n+r];return this},copyArray:function(e){return this.array.set(e),this},copyColorsArray:function(e){for(var t=this.array,n=0,r=0,a=e.length;r<a;r++){var i=e[r];void 0===i&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",r),i=new Ve),t[n++]=i.r,t[n++]=i.g,t[n++]=i.b}return this},copyVector2sArray:function(e){for(var t=this.array,n=0,r=0,a=e.length;r<a;r++){var i=e[r];void 0===i&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",r),i=new m),t[n++]=i.x,t[n++]=i.y}return this},copyVector3sArray:function(e){for(var t=this.array,n=0,r=0,a=e.length;r<a;r++){var i=e[r];void 0===i&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",r),i=new j),t[n++]=i.x,t[n++]=i.y,t[n++]=i.z}return this},copyVector4sArray:function(e){for(var t=this.array,n=0,r=0,a=e.length;r<a;r++){var i=e[r];void 0===i&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",r),i=new x),t[n++]=i.x,t[n++]=i.y,t[n++]=i.z,t[n++]=i.w}return this},applyMatrix3:function(e){for(var t=0,n=this.count;t<n;t++)Je.x=this.getX(t),Je.y=this.getY(t),Je.z=this.getZ(t),Je.applyMatrix3(e),this.setXYZ(t,Je.x,Je.y,Je.z);return this},applyMatrix4:function(e){for(var t=0,n=this.count;t<n;t++)Je.x=this.getX(t),Je.y=this.getY(t),Je.z=this.getZ(t),Je.applyMatrix4(e),this.setXYZ(t,Je.x,Je.y,Je.z);return this},applyNormalMatrix:function(e){for(var t=0,n=this.count;t<n;t++)Je.x=this.getX(t),Je.y=this.getY(t),Je.z=this.getZ(t),Je.applyNormalMatrix(e),this.setXYZ(t,Je.x,Je.y,Je.z);return this},transformDirection:function(e){for(var t=0,n=this.count;t<n;t++)Je.x=this.getX(t),Je.y=this.getY(t),Je.z=this.getZ(t),Je.transformDirection(e),this.setXYZ(t,Je.x,Je.y,Je.z);return this},set:function(e,t){return void 0===t&&(t=0),this.array.set(e,t),this},getX:function(e){return this.array[e*this.itemSize]},setX:function(e,t){return this.array[e*this.itemSize]=t,this},getY:function(e){return this.array[e*this.itemSize+1]},setY:function(e,t){return this.array[e*this.itemSize+1]=t,this},getZ:function(e){return this.array[e*this.itemSize+2]},setZ:function(e,t){return this.array[e*this.itemSize+2]=t,this},getW:function(e){return this.array[e*this.itemSize+3]},setW:function(e,t){return this.array[e*this.itemSize+3]=t,this},setXY:function(e,t,n){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this},setXYZ:function(e,t,n,r){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this},setXYZW:function(e,t,n,r,a){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this.array[e+3]=a,this},onUpload:function(e){return this.onUploadCallback=e,this},clone:function(){return new this.constructor(this.array,this.itemSize).copy(this)},toJSON:function(){return{itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized}}}),$e.prototype=Object.create(Qe.prototype),$e.prototype.constructor=$e,et.prototype=Object.create(Qe.prototype),et.prototype.constructor=et,tt.prototype=Object.create(Qe.prototype),tt.prototype.constructor=tt,nt.prototype=Object.create(Qe.prototype),nt.prototype.constructor=nt,rt.prototype=Object.create(Qe.prototype),rt.prototype.constructor=rt,at.prototype=Object.create(Qe.prototype),at.prototype.constructor=at,it.prototype=Object.create(Qe.prototype),it.prototype.constructor=it,ot.prototype=Object.create(Qe.prototype),ot.prototype.constructor=ot,st.prototype=Object.create(Qe.prototype),st.prototype.constructor=st,Object.assign(ut.prototype,{computeGroups:function(e){for(var t,n=[],r=void 0,a=e.faces,i=0;i<a.length;i++){var o=a[i];o.materialIndex!==r&&(r=o.materialIndex,void 0!==t&&(t.count=3*i-t.start,n.push(t)),t={start:3*i,materialIndex:r})}void 0!==t&&(t.count=3*i-t.start,n.push(t)),this.groups=n},fromGeometry:function(e){var t,n=e.faces,r=e.vertices,a=e.faceVertexUvs,i=a[0]&&a[0].length>0,o=a[1]&&a[1].length>0,s=e.morphTargets,u=s.length;if(u>0){t=[];for(var c=0;c<u;c++)t[c]={name:s[c].name,data:[]};this.morphTargets.position=t}var l,h=e.morphNormals,d=h.length;if(d>0){l=[];for(c=0;c<d;c++)l[c]={name:h[c].name,data:[]};this.morphTargets.normal=l}var f=e.skinIndices,p=e.skinWeights,v=f.length===r.length,g=p.length===r.length;r.length>0&&0===n.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported.");for(c=0;c<n.length;c++){var b=n[c];this.vertices.push(r[b.a],r[b.b],r[b.c]);var y=b.vertexNormals;if(3===y.length)this.normals.push(y[0],y[1],y[2]);else{var x=b.normal;this.normals.push(x,x,x)}var w,O=b.vertexColors;if(3===O.length)this.colors.push(O[0],O[1],O[2]);else{var k=b.color;this.colors.push(k,k,k)}if(!0===i)void 0!==(w=a[0][c])?this.uvs.push(w[0],w[1],w[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",c),this.uvs.push(new m,new m,new m));if(!0===o)void 0!==(w=a[1][c])?this.uvs2.push(w[0],w[1],w[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",c),this.uvs2.push(new m,new m,new m));for(var S=0;S<u;S++){var _=s[S].vertices;t[S].data.push(_[b.a],_[b.b],_[b.c])}for(S=0;S<d;S++){var j=h[S].vertexNormals[c];l[S].data.push(j.a,j.b,j.c)}v&&this.skinIndices.push(f[b.a],f[b.b],f[b.c]),g&&this.skinWeights.push(p[b.a],p[b.b],p[b.c])}return this.computeGroups(e),this.verticesNeedUpdate=e.verticesNeedUpdate,this.normalsNeedUpdate=e.normalsNeedUpdate,this.colorsNeedUpdate=e.colorsNeedUpdate,this.uvsNeedUpdate=e.uvsNeedUpdate,this.groupsNeedUpdate=e.groupsNeedUpdate,null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&

2(this.boundingBox=e.boundingBox.clone()),this}});var lt=1,ht=new I,dt=new Q,ft=new j,pt=new fe,mt=new fe,vt=new j;function gt(){Object.defineProperty(this,"id",{value:lt+=2}),this.uuid=p.generateUUID(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}gt.prototype=Object.assign(Object.create(l.prototype),{constructor:gt,isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(e){Array.isArray(e)?this.index=new(ct(e)>65535?it:rt)(e,1):this.index=e},getAttribute:function(e){return this.attributes[e]},setAttribute:function(e,t){return this.attributes[e]=t,this},deleteAttribute:function(e){return delete this.attributes[e],this},addGroup:function(e,t,n){this.groups.push({start:e,count:t,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(e,t){this.drawRange.start=e,this.drawRange.count=t},applyMatrix4:function(e){var t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);var n=this.attributes.normal;if(void 0!==n){var r=(new v).getNormalMatrix(e);n.applyNormalMatrix(r),n.needsUpdate=!0}var a=this.attributes.tangent;return void 0!==a&&(a.transformDirection(e),a.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(e){return ht.makeRotationX(e),this.applyMatrix4(ht),this},rotateY:function(e){return ht.makeRotationY(e),this.applyMatrix4(ht),this},rotateZ:function(e){return ht.makeRotationZ(e),this.applyMatrix4(ht),this},translate:function(e,t,n){return ht.makeTranslation(e,t,n),this.applyMatrix4(ht),this},scale:function(e,t,n){return ht.makeScale(e,t,n),this.applyMatrix4(ht),this},lookAt:function(e){return dt.lookAt(e),dt.updateMatrix(),this.applyMatrix4(dt.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(ft).negate(),this.translate(ft.x,ft.y,ft.z),this},setFromObject:function(e){var t=e.geometry;if(e.isPoints||e.isLine){var n=new ot(3*t.vertices.length,3),r=new ot(3*t.colors.length,3);if(this.setAttribute("position",n.copyVector3sArray(t.vertices)),this.setAttribute("color",r.copyColorsArray(t.colors)),t.lineDistances&&t.lineDistances.length===t.vertices.length){var a=new ot(t.lineDistances.length,1);this.setAttribute("lineDistance",a.copyArray(t.lineDistances))}null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone())}else e.isMesh&&t&&t.isGeometry&&this.fromGeometry(t);return this},setFromPoints:function(e){for(var t=[],n=0,r=e.length;n<r;n++){var a=e[n];t.push(a.x,a.y,a.z||0)}return this.setAttribute("position",new ot(t,3)),this},updateFromObject:function(e){var t,n=e.geometry;if(e.isMesh){var r=n.__directGeometry;if(!0===n.elementsNeedUpdate&&(r=void 0,n.elementsNeedUpdate=!1),void 0===r)return this.fromGeometry(n);r.verticesNeedUpdate=n.verticesNeedUpdate,r.normalsNeedUpdate=n.normalsNeedUpdate,r.colorsNeedUpdate=n.colorsNeedUpdate,r.uvsNeedUpdate=n.uvsNeedUpdate,r.groupsNeedUpdate=n.groupsNeedUpdate,n.verticesNeedUpdate=!1,n.normalsNeedUpdate=!1,n.colorsNeedUpdate=!1,n.uvsNeedUpdate=!1,n.groupsNeedUpdate=!1,n=r}return!0===n.verticesNeedUpdate&&(void 0!==(t=this.attributes.position)&&(t.copyVector3sArray(n.vertices),t.needsUpdate=!0),n.verticesNeedUpdate=!1),!0===n.normalsNeedUpdate&&(void 0!==(t=this.attributes.normal)&&(t.copyVector3sArray(n.normals),t.needsUpdate=!0),n.normalsNeedUpdate=!1),!0===n.colorsNeedUpdate&&(void 0!==(t=this.attributes.color)&&(t.copyColorsArray(n.colors),t.needsUpdate=!0),n.colorsNeedUpdate=!1),n.uvsNeedUpdate&&(void 0!==(t=this.attributes.uv)&&(t.copyVector2sArray(n.uvs),t.needsUpdate=!0),n.uvsNeedUpdate=!1),n.lineDistancesNeedUpdate&&(void 0!==(t=this.attributes.lineDistance)&&(t.copyArray(n.lineDistances),t.needsUpdate=!0),n.lineDistancesNeedUpdate=!1),n.groupsNeedUpdate&&(n.computeGroups(e.geometry),this.groups=n.groups,n.groupsNeedUpdate=!1),this},fromGeometry:function(e){return e.__directGeometry=(new ut).fromGeometry(e),this.fromDirectGeometry(e.__directGeometry)},fromDirectGeometry:function(e){var t=new Float32Array(3*e.vertices.length);if(this.setAttribute("position",new Qe(t,3).copyVector3sArray(e.vertices)),e.normals.length>0){var n=new Float32Array(3*e.normals.length);this.setAttribute("normal",new Qe(n,3).copyVector3sArray(e.normals))}if(e.colors.length>0){var r=new Float32Array(3*e.colors.length);this.setAttribute("color",new Qe(r,3).copyColorsArray(e.colors))}if(e.uvs.length>0){var a=new Float32Array(2*e.uvs.length);this.setAttribute("uv",new Qe(a,2).copyVector2sArray(e.uvs))}if(e.uvs2.length>0){var i=new Float32Array(2*e.uvs2.length);

2this.setAttribute("uv2",new Qe(i,2).copyVector2sArray(e.uvs2))}for(var o in this.groups=e.groups,e.morphTargets){for(var s=[],u=e.morphTargets[o],c=0,l=u.length;c<l;c++){var h=u[c],d=new ot(3*h.data.length,3);d.name=h.name,s.push(d.copyVector3sArray(h.data))}this.morphAttributes[o]=s}if(e.skinIndices.length>0){var f=new ot(4*e.skinIndices.length,4);this.setAttribute("skinIndex",f.copyVector4sArray(e.skinIndices))}if(e.skinWeights.length>0){var p=new ot(4*e.skinWeights.length,4);this.setAttribute("skinWeight",p.copyVector4sArray(e.skinWeights))}return null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new fe);var e=this.attributes.position,t=this.morphAttributes.position;if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(var n=0,r=t.length;n<r;n++){var a=t[n];pt.setFromBufferAttribute(a),this.morphTargetsRelative?(vt.addVectors(this.boundingBox.min,pt.min),this.boundingBox.expandByPoint(vt),vt.addVectors(this.boundingBox.max,pt.max),this.boundingBox.expandByPoint(vt)):(this.boundingBox.expandByPoint(pt.min),this.boundingBox.expandByPoint(pt.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox: Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new ve);var e=this.attributes.position,t=this.morphAttributes.position;if(e){var n=this.boundingSphere.center;if(pt.setFromBufferAttribute(e),t)for(var r=0,a=t.length;r<a;r++){var i=t[r];mt.setFromBufferAttribute(i),this.morphTargetsRelative?(vt.addVectors(pt.min,mt.min),pt.expandByPoint(vt),vt.addVectors(pt.max,mt.max),pt.expandByPoint(vt)):(pt.expandByPoint(mt.min),pt.expandByPoint(mt.max))}pt.getCenter(n);var o=0;for(r=0,a=e.count;r<a;r++)vt.fromBufferAttribute(e,r),o=Math.max(o,n.distanceToSquared(vt));if(t)for(r=0,a=t.length;r<a;r++){i=t[r];for(var s=this.morphTargetsRelative,u=0,c=i.count;u<c;u++)vt.fromBufferAttribute(i,u),s&&(ft.fromBufferAttribute(e,u),vt.add(ft)),o=Math.max(o,n.distanceToSquared(vt))}this.boundingSphere.radius=Math.sqrt(o),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}},computeFaceNormals:function(){},computeVertexNormals:function(){var e=this.index,t=this.attributes;if(t.position){var n=t.position.array;if(void 0===t.normal)this.setAttribute("normal",new Qe(new Float32Array(n.length),3));else for(var r=t.normal.array,a=0,i=r.length;a<i;a++)r[a]=0;var o,s,u,c=t.normal.array,l=new j,h=new j,d=new j,f=new j,p=new j;if(e){var m=e.array;for(a=0,i=e.count;a<i;a+=3)o=3*m[a+0],s=3*m[a+1],u=3*m[a+2],l.fromArray(n,o),h.fromArray(n,s),d.fromArray(n,u),f.subVectors(d,h),p.subVectors(l,h),f.cross(p),c[o]+=f.x,c[o+1]+=f.y,c[o+2]+=f.z,c[s]+=f.x,c[s+1]+=f.y,c[s+2]+=f.z,c[u]+=f.x,c[u+1]+=f.y,c[u+2]+=f.z}else for(a=0,i=n.length;a<i;a+=9)l.fromArray(n,a),h.fromArray(n,a+3),d.fromArray(n,a+6),f.subVectors(d,h),p.subVectors(l,h),f.cross(p),c[a]=f.x,c[a+1]=f.y,c[a+2]=f.z,c[a+3]=f.x,c[a+4]=f.y,c[a+5]=f.z,c[a+6]=f.x,c[a+7]=f.y,c[a+8]=f.z;this.normalizeNormals(),t.normal.needsUpdate=!0}},merge:function(e,t){if(e&&e.isBufferGeometry){void 0===t&&(t=0,console.warn("THREE.BufferGeometry.merge(): Overwriting original geometry, starting at offset=0. Use BufferGeometryUtils.mergeBufferGeometries() for lossless merge."));var n=this.attributes;for(var r in n)if(void 0!==e.attributes[r])for(var a=n[r].array,i=e.attributes[r],o=i.array,s=i.itemSize*t,u=Math.min(o.length,a.length-s),c=0,l=s;c<u;c++,l++)a[l]=o[c];return this}console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",e)},normalizeNormals:function(){for(var e=this.attributes.normal,t=0,n=e.count;t<n;t++)vt.x=e.getX(t),vt.y=e.getY(t),vt.z=e.getZ(t),vt.normalize(),e.setXYZ(t,vt.x,vt.y,vt.z)},toNonIndexed:function(){function e(e,t){for(var n=e.array,r=e.itemSize,a=e.normalized,i=new n.constructor(t.length*r),o=0,s=0,u=0,c=t.length;u<c;u++){o=t[u]*r;for(var l=0;l<r;l++)i[s++]=n[o++]}return new Qe(i,r,a)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var t=new gt,n=this.index.array,r=this.attributes;for(var a in r){var i=e(r[a],n);t.setAttribute(a,i)}var o=this.morphAttributes;for(a in o){for(var s=[],u=o[a],c=0,l=u.length;c<l;c++){i=e(u[c],n);s.push(i)}t.morphAttributes[a]=s}t.morphTargetsRelative=this.morphTargetsRelative;for(var h=this.groups,d=(c=0,h.length);c<d;c++){var f=h[c];t.addGroup(f.start,f.count,f.materialIndex)}return t},toJSON:function(){var e={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};

2if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){var t=this.parameters;for(var n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};var r=this.index;null!==r&&(e.data.index={type:r.array.constructor.name,array:Array.prototype.slice.call(r.array)});var a=this.attributes;for(var n in a){var i=(d=a[n]).toJSON();""!==d.name&&(i.name=d.name),e.data.attributes[n]=i}var o={},s=!1;for(var n in this.morphAttributes){for(var u=this.morphAttributes[n],c=[],l=0,h=u.length;l<h;l++){var d;i=(d=u[l]).toJSON();""!==d.name&&(i.name=d.name),c.push(i)}c.length>0&&(o[n]=c,s=!0)}s&&(e.data.morphAttributes=o,e.data.morphTargetsRelative=this.morphTargetsRelative);var f=this.groups;f.length>0&&(e.data.groups=JSON.parse(JSON.stringify(f)));var p=this.boundingSphere;return null!==p&&(e.data.boundingSphere={center:p.center.toArray(),radius:p.radius}),e},clone:function(){return(new gt).copy(this)},copy:function(e){var t,n,r;this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.name=e.name;var a=e.index;null!==a&&this.setIndex(a.clone());var i=e.attributes;for(t in i){var o=i[t];this.setAttribute(t,o.clone())}var s=e.morphAttributes;for(t in s){var u=[],c=s[t];for(n=0,r=c.length;n<r;n++)u.push(c[n].clone());this.morphAttributes[t]=u}this.morphTargetsRelative=e.morphTargetsRelative;var l=e.groups;for(n=0,r=l.length;n<r;n++){var h=l[n];this.addGroup(h.start,h.count,h.materialIndex)}var d=e.boundingBox;null!==d&&(this.boundingBox=d.clone());var f=e.boundingSphere;return null!==f&&(this.boundingSphere=f.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});var bt=new I,yt=new Se,xt=new ve,wt=new j,Ot=new j,kt=new j,St=new j,_t=new j,jt=new j,Et=new j,Tt=new j,Ct=new j,Mt=new m,At=new m,Nt=new m,Rt=new j,It=new j;function Lt(e,t){Q.call(this),this.type="Mesh",this.geometry=void 0!==e?e:new gt,this.material=void 0!==t?t:new Ze,this.updateMorphTargets()}function Dt(e,t,n,r,a,i,o,s){if(null===(1===t.side?r.intersectTriangle(o,i,a,!0,s):r.intersectTriangle(a,i,o,t.side!==c,s)))return null;It.copy(s),It.applyMatrix4(e.matrixWorld);var u=n.ray.origin.distanceTo(It);return u<n.near||u>n.far?null:{distance:u,point:It.clone(),object:e}}function Pt(e,t,n,r,a,i,o,s,u,c,l,h){wt.fromBufferAttribute(a,c),Ot.fromBufferAttribute(a,l),kt.fromBufferAttribute(a,h);var d=e.morphTargetInfluences;if(t.morphTargets&&i&&d){Et.set(0,0,0),Tt.set(0,0,0),Ct.set(0,0,0);for(var f=0,p=i.length;f<p;f++){var v=d[f],g=i[f];0!==v&&(St.fromBufferAttribute(g,c),_t.fromBufferAttribute(g,l),jt.fromBufferAttribute(g,h),o?(Et.addScaledVector(St,v),Tt.addScaledVector(_t,v),Ct.addScaledVector(jt,v)):(Et.addScaledVector(St.sub(wt),v),Tt.addScaledVector(_t.sub(Ot),v),Ct.addScaledVector(jt.sub(kt),v)))}wt.add(Et),Ot.add(Tt),kt.add(Ct)}e.isSkinnedMesh&&(e.boneTransform(c,wt),e.boneTransform(l,Ot),e.boneTransform(h,kt));var b=Dt(e,t,n,r,wt,Ot,kt,Rt);if(b){s&&(Mt.fromBufferAttribute(s,c),At.fromBufferAttribute(s,l),Nt.fromBufferAttribute(s,h),b.uv=Fe.getUV(Rt,wt,Ot,kt,Mt,At,Nt,new m)),u&&(Mt.fromBufferAttribute(u,c),At.fromBufferAttribute(u,l),Nt.fromBufferAttribute(u,h),b.uv2=Fe.getUV(Rt,wt,Ot,kt,Mt,At,Nt,new m));var y=new Xe(c,l,h);Fe.getNormal(wt,Ot,kt,y.normal),b.face=y}return b}Lt.prototype=Object.assign(Object.create(Q.prototype),{constructor:Lt,isMesh:!0,copy:function(e){return Q.prototype.copy.call(this,e),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this},updateMorphTargets:function(){var e,t,n,r=this.geometry;if(r.isBufferGeometry){var a=r.morphAttributes,i=Object.keys(a);if(i.length>0){var o=a[i[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},e=0,t=o.length;e<t;e++)n=o[e].name||String(e),this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}else{var s=r.morphTargets;void 0!==s&&s.length>0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}},raycast:function(e,t){var n,r=this.geometry,a=this.material,i=this.matrixWorld;if(void 0!==a&&(null===r.boundingSphere&&r.computeBoundingSphere(),xt.copy(r.boun

2dingSphere),xt.applyMatrix4(i),!1!==e.ray.intersectsSphere(xt)&&(bt.getInverse(i),yt.copy(e.ray).applyMatrix4(bt),null===r.boundingBox||!1!==yt.intersectsBox(r.boundingBox))))if(r.isBufferGeometry){var o,s,u,c,l,h,d,f,p,v=r.index,g=r.attributes.position,b=r.morphAttributes.position,y=r.morphTargetsRelative,x=r.attributes.uv,w=r.attributes.uv2,O=r.groups,k=r.drawRange;if(null!==v)if(Array.isArray(a))for(c=0,h=O.length;c<h;c++)for(p=a[(f=O[c]).materialIndex],l=Math.max(f.start,k.start),d=Math.min(f.start+f.count,k.start+k.count);l<d;l+=3)o=v.getX(l),s=v.getX(l+1),u=v.getX(l+2),(n=Pt(this,p,e,yt,g,b,y,x,w,o,s,u))&&(n.faceIndex=Math.floor(l/3),n.face.materialIndex=f.materialIndex,t.push(n));else for(c=Math.max(0,k.start),h=Math.min(v.count,k.start+k.count);c<h;c+=3)o=v.getX(c),s=v.getX(c+1),u=v.getX(c+2),(n=Pt(this,a,e,yt,g,b,y,x,w,o,s,u))&&(n.faceIndex=Math.floor(c/3),t.push(n));else if(void 0!==g)if(Array.isArray(a))for(c=0,h=O.length;c<h;c++)for(p=a[(f=O[c]).materialIndex],l=Math.max(f.start,k.start),d=Math.min(f.start+f.count,k.start+k.count);l<d;l+=3)(n=Pt(this,p,e,yt,g,b,y,x,w,o=l,s=l+1,u=l+2))&&(n.faceIndex=Math.floor(l/3),n.face.materialIndex=f.materialIndex,t.push(n));else for(c=Math.max(0,k.start),h=Math.min(g.count,k.start+k.count);c<h;c+=3)(n=Pt(this,a,e,yt,g,b,y,x,w,o=c,s=c+1,u=c+2))&&(n.faceIndex=Math.floor(c/3),t.push(n))}else if(r.isGeometry){var S,_,j,E,T=Array.isArray(a),C=r.vertices,M=r.faces,A=r.faceVertexUvs[0];A.length>0&&(E=A);for(var N=0,R=M.length;N<R;N++){var I=M[N],L=T?a[I.materialIndex]:a;if(void 0!==L&&(S=C[I.a],_=C[I.b],j=C[I.c],n=Dt(this,L,e,yt,S,_,j,Rt))){if(E&&E[N]){var D=E[N];Mt.copy(D[0]),At.copy(D[1]),Nt.copy(D[2]),n.uv=Fe.getUV(Rt,S,_,j,Mt,At,Nt,new m)}n.face=I,n.faceIndex=N,t.push(n)}}}},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}});var zt=0,Ft=new I,Bt=new Q,Ut=new j;function Wt(){Object.defineProperty(this,"id",{value:zt+=2}),this.uuid=p.generateUUID(),this.name="",this.type="Geometry",this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.elementsNeedUpdate=!1,this.verticesNeedUpdate=!1,this.uvsNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.lineDistancesNeedUpdate=!1,this.groupsNeedUpdate=!1}Wt.prototype=Object.assign(Object.create(l.prototype),{constructor:Wt,isGeometry:!0,applyMatrix4:function(e){for(var t=(new v).getNormalMatrix(e),n=0,r=this.vertices.length;n<r;n++){this.vertices[n].applyMatrix4(e)}for(n=0,r=this.faces.length;n<r;n++){var a=this.faces[n];a.normal.applyMatrix3(t).normalize();for(var i=0,o=a.vertexNormals.length;i<o;i++)a.vertexNormals[i].applyMatrix3(t).normalize()}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=!0,this.normalsNeedUpdate=!0,this},rotateX:function(e){return Ft.makeRotationX(e),this.applyMatrix4(Ft),this},rotateY:function(e){return Ft.makeRotationY(e),this.applyMatrix4(Ft),this},rotateZ:function(e){return Ft.makeRotationZ(e),this.applyMatrix4(Ft),this},translate:function(e,t,n){return Ft.makeTranslation(e,t,n),this.applyMatrix4(Ft),this},scale:function(e,t,n){return Ft.makeScale(e,t,n),this.applyMatrix4(Ft),this},lookAt:function(e){return Bt.lookAt(e),Bt.updateMatrix(),this.applyMatrix4(Bt.matrix),this},fromBufferGeometry:function(e){var t=this,n=null!==e.index?e.index.array:void 0,r=e.attributes;if(void 0===r.position)return console.error("THREE.Geometry.fromBufferGeometry(): Position attribute required for conversion."),this;var a=r.position.array,i=void 0!==r.normal?r.normal.array:void 0,o=void 0!==r.color?r.color.array:void 0,s=void 0!==r.uv?r.uv.array:void 0,u=void 0!==r.uv2?r.uv2.array:void 0;void 0!==u&&(this.faceVertexUvs[1]=[]);for(var c=0;c<a.length;c+=3)t.vertices.push((new j).fromArray(a,c)),void 0!==o&&t.colors.push((new Ve).fromArray(o,c));function l(e,n,r,a){var c=void 0===o?[]:[t.colors[e].clone(),t.colors[n].clone(),t.colors[r].clone()],l=new Xe(e,n,r,void 0===i?[]:[(new j).fromArray(i,3*e),(new j).fromArray(i,3*n),(new j).fromArray(i,3*r)],c,a);t.faces.push(l),void 0!==s&&t.faceVertexUvs[0].push([(new m).fromArray(s,2*e),(new m).fromArray(s,2*n),(new m).fromArray(s,2*r)]),void 0!==u&&t.faceVertexUvs[1].push([(new m).fromArray(u,2*e),(new m).fromArray(u,2*n),(new m).fromArray(u,2*r)])}var h=e.groups;if(h.length>0)for(c=0;c<h.length;c++)for(var d=h[c],f=d.start,p=f,v=f+d.count;p<v;p+=3)void 0!==n?l(n[p],n[p+1],n[p+2],d.materialIndex):l(p,p+1,p+2,d.materialIndex);else if(void 0!==n)for(c=0;c<n.length;c+=3)l(n[c],n[c+1],n[c+2]);else for(c=0;c<a.length/3;c+=3)l(c,c+1,c+2);return this.computeFaceNormals(),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ut).negate(),this.translate(Ut.x,Ut.y,Ut.z),this},normalize:function(){this.computeBoundingSphere();var e=this.boundingSphere.center,t=this.boundingSphere.radius,n=0===t?1:1/t,r=new I;return r.set(n,0,0,-n*e.x,0,n,0,-n*e.y,0,0,n,-n*e.z,0,0,0,1),this.applyMatrix4(r),this},computeFaceNormals:function(){for(var e=new j,t=new j,n=0,r=this.faces.length;n<r;n++){var a=this.faces[n],i=this.vertices[a.a],o=this.vertices[a.b],s=this.vertices[a.c];e.subVectors(s,o),t.subVectors(i,o),e.cross(t),e.normalize(),a.normal.copy(e)}},computeVertexNormals:function(e){var t,n,r,a,i,o;for(void 0===e&&(e=!0),o=new Array(this.vertices.length),t=0,n=this.vertices.length;t<n;t++)o[t]=new j;if(e){var s,u,c,l=new j,h=new j;for(r=0,a=this.faces.length;r<a;r++)i=this.faces[r],s=this.vertices[i.a],u=this.vertices[i.b],c=this.vertices[i.c],l.subVectors(c,u),h.subVectors(s,u),l.cross(h),o[i.a].add(l),o[i.b].add(l),o[i.c].add(l)}else for(this.computeFaceNormals(),r=0,a=this.faces.length;r<a;r++)o[(i=this.faces[r]).a].add(i.normal),o[i.b].add(i.normal),o[i.c].add(i.normal);for(t=0,n=this.vertices.length;t<n;t++)o[t].normalize();for(r=0,a=this.faces.length;r<a;r++){var d=(i=this.faces[r]).vertexNormals;3===d.length?(d[0].copy(o[i.a]),d[1].copy(o[i.b]),d[2].copy(o[i.c])):(d[0]=o[i.a].clone(),d[1]=o[i.b].clone(),d[2]=o[i.c].clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var e,t,n;for(this.computeFaceNormals(),e=0,t=this.faces.length;e<t;e++){var r=(n=this.faces[e]).vertexNormals;3===r.length?(r[0].copy(n.normal),r[1].copy(n.normal),r[2].copy(n.normal)):(r[0]=n.normal.clone(),r[1]=n.normal.clone(),r[2]=n.normal.clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var e,t,n,r,a;for(n=0,r=this.faces.length;n<r;n++)for((a=this.faces[n]).__originalFaceNormal?a.__originalFaceNormal.copy(a.normal):a.__originalFaceNormal=a.normal.clone(),a.__originalVertexNormals||(a.__originalVertexNormals=[]),e=0,t=a.vertexNormals.length;e<t;e++)a.__originalVertexNormals[e]?a.__originalVertexNormals[e].copy(a.vertexNormals[e]):a.__originalVertexNormals[e]=a.vertexNormals[e].clone();var i=new Wt;for(i.faces=this.faces,e=0,t=this.morphTargets.length;e<t;e++){if(!this.morphNormals[e]){this.morphNormals[e]={},this.morphNormals[e].faceNormals=[],this.morphNormals[e].vertexNormals=[];var o=this.morphNormals[e].faceNormals,s=this.morphNormals[e].vertexNormals;for(n=0,r=this.faces.length;n<r;n++)u=new j,c={a:new j,b:new j,c:new j},o.push(u),s.push(c)}var u,c,l=this.morphNormals[e];for(i.vertices=this.morphTargets[e].vertices,i.computeFaceNormals(),i.computeVertexNormals(),n=0,r=this.faces.length;n<r;n++)a=this.faces[n],u=l.faceNormals[n],c=l.vertexNormals[n],u.copy(a.normal),c.a.copy(a.vertexNormals[0]),c.b.copy(a.vertexNormals[1]),c.c.copy(a.vertexNormals[2])}for(n=0,r=this.faces.length;n<r;

2n++)(a=this.faces[n]).normal=a.__originalFaceNormal,a.vertexNormals=a.__originalVertexNormals},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new fe),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new ve),this.boundingSphere.setFromPoints(this.vertices)},merge:function(e,t,n){if(e&&e.isGeometry){var r,a=this.vertices.length,i=this.vertices,o=e.vertices,s=this.faces,u=e.faces,c=this.colors,l=e.colors;void 0===n&&(n=0),void 0!==t&&(r=(new v).getNormalMatrix(t));for(var h=0,d=o.length;h<d;h++){var f=o[h].clone();void 0!==t&&f.applyMatrix4(t),i.push(f)}for(h=0,d=l.length;h<d;h++)c.push(l[h].clone());for(h=0,d=u.length;h<d;h++){var p,m,g,b=u[h],y=b.vertexNormals,x=b.vertexColors;(p=new Xe(b.a+a,b.b+a,b.c+a)).normal.copy(b.normal),void 0!==r&&p.normal.applyMatrix3(r).normalize();for(var w=0,O=y.length;w<O;w++)m=y[w].clone(),void 0!==r&&m.applyMatrix3(r).normalize(),p.vertexNormals.push(m);p.color.copy(b.color);for(w=0,O=x.length;w<O;w++)g=x[w],p.vertexColors.push(g.clone());p.materialIndex=b.materialIndex+n,s.push(p)}for(h=0,d=e.faceVertexUvs.length;h<d;h++){var k=e.faceVertexUvs[h];void 0===this.faceVertexUvs[h]&&(this.faceVertexUvs[h]=[]);for(w=0,O=k.length;w<O;w++){for(var S=k[w],_=[],j=0,E=S.length;j<E;j++)_.push(S[j].clone());this.faceVertexUvs[h].push(_)}}}else console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",e)},mergeMesh:function(e){e&&e.isMesh?(e.matrixAutoUpdate&&e.updateMatrix(),this.merge(e.geometry,e.matrix)):console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",e)},mergeVertices:function(){var e,t,n,r,a,i,o,s,u={},c=[],l=[],h=Math.pow(10,4);for(n=0,r=this.vertices.length;n<r;n++)e=this.vertices[n],void 0===u[t=Math.round(e.x*h)+"_"+Math.round(e.y*h)+"_"+Math.round(e.z*h)]?(u[t]=n,c.push(this.vertices[n]),l[n]=c.length-1):l[n]=l[u[t]];var d=[];for(n=0,r=this.faces.length;n<r;n++){(a=this.faces[n]).a=l[a.a],a.b=l[a.b],a.c=l[a.c],i=[a.a,a.b,a.c];for(var f=0;f<3;f++)if(i[f]===i[(f+1)%3]){d.push(n);break}}for(n=d.length-1;n>=0;n--){var p=d[n];for(this.faces.splice(p,1),o=0,s=this.faceVertexUvs.length;o<s;o++)this.faceVertexUvs[o].splice(p,1)}var m=this.vertices.length-c.length;return this.vertices=c,m},setFromPoints:function(e){this.vertices=[];for(var t=0,n=e.length;t<n;t++){var r=e[t];this.vertices.push(new j(r.x,r.y,r.z||0))}return this},sortFacesByMaterialIndex:function(){for(var e=this.faces,t=e.length,n=0;n<t;n++)e[n]._id=n;e.sort((function(e,t){return e.materialIndex-t.materialIndex}));var r,a,i=this.faceVertexUvs[0],o=this.faceVertexUvs[1];i&&i.length===t&&(r=[]),o&&o.length===t&&(a=[]);for(n=0;n<t;n++){var s=e[n]._id;r&&r.push(i[s]),a&&a.push(o[s])}r&&(this.faceVertexUvs[0]=r),a&&(this.faceVertexUvs[1]=a)},toJSON:function(){var e={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),void 0!==this.parameters){var t=this.parameters;for(var n in t)void 0!==t[n]&&(e[n]=t[n]);return e}for(var r=[],a=0;a<this.vertices.length;a++){var i=this.vertices[a];r.push(i.x,i.y,i.z)}var o=[],s=[],u={},c=[],l={},h=[],d={};for(a=0;a<this.faces.length;a++){var f=this.faces[a],p=void 0!==this.faceVertexUvs[0][a],m=f.normal.length()>0,v=f.vertexNormals.length>0,g=1!==f.color.r||1!==f.color.g||1!==f.color.b,b=f.vertexColors.length>0,y=0;if(y=k(y,0,0),y=k(y,1,!0),y=k(y,2,!1),y=k(y,3,p),y=k(y,4,m),y=k(y,5,v),y=k(y,6,g),y=k(y,7,b),o.push(y),o.push(f.a,f.b,f.c),o.push(f.materialIndex),p){var x=this.faceVertexUvs[0][a];o.push(j(x[0]),j(x[1]),j(x[2]))}if(m&&o.push(S(f.normal)),v){var w=f.vertexNormals;o.push(S(w[0]),S(w[1]),S(w[2]))}if(g&&o.push(_(f.color)),b){var O=f.vertexColors;o.push(_(O[0]),_(O[1]),_(O[2]))}}function k(e,t,n){return n?e|1<<t:e&~(1<<t)}function S(e){var t=e.x.toString()+e.y.toString()+e.z.toString();return void 0!==u[t]||(u[t]=s.length/3,s.push(e.x,e.y,e.z)),u[t]}function _(e){var t=e.r.toString()+e.g.toString()+e.b.toString();return void 0!==l[t]||(l[t]=c.length,c.push(e.getHex())),l[t]}function j(e){var t=e.x.toString()+e.y.toString();return void 0!==d[t]||(d[t]=h.length/2,h.push(e.x,e.y)),d[t]}return e.data={},e.data.vertices=r,e.data.normals=s,c.length>0&&(e.data.colors=c),h.length>0&&(e.data.uvs=[h]),e.data.faces=o,e},clone:function(){return(new Wt).copy(this)},copy:function(e){var t,n,r,a,i,o;this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.name=e.name;var s=e.vertices;for(t=0,n=s.length;t<n;t++)this.vertices.push(s[t].clone());var u=e.colors;for(t=0,n=u.length;t<n;t++)this.colors.push(u[t].clone());var c=e.faces;for(t=0,n=c.length;t<n;t++)this.faces.push(c[t].clone());for(t=0,n=e.faceVertexUvs.length;t<n;t++){var l=e.faceVertexUvs[t];for(void 0===this.faceVertexUvs[t]&&(this.faceVertexUvs[t]=[]),r=0,a=l.length;r<a;r++){var h=l[r],d=[];for(i=0,o=h.length;i<o;i++){var f=h[i];d.push(f.clone())}this.faceVertexUvs[t].push(d)}}var p=e.morphTargets;for(t=0,n=p.length;t<n;t++){var m={};if(m.name=p[t].name,void 0!==p[t].vertices)for(m.vertices=[],r=0,a=p[t].vertices.length;r<a;r++)m.vertices.push(p[t].vertices[r].clone());if(void 0!==p[t].normals)for(m.normals=[],r=0,a=p[t].normals.length;r<a;r++)m.normals.push(p[t].normals[r].clone());this.morphTargets.push(m)}var v=e.morphNormals;for(t=0,n=v.length;t<n;t++){var g={};if(void 0!==v[t].vertexNormals)for(g.vertexNormals=[],r=0,a=v[t].vertexNormals.length;r<a;r++){var b=v[t].vertexNormals[r],y={};y.a=b.a.clone(),y.b=b.b.clone(),y.c=b.c.clone(),g.vertexNormals.push(y)}if(void 0!==v[t].faceNormals)for(g.faceNormals=[],r=0,a=v[t].faceNormals.length;r<a;r++)g.faceNormals.push(v[t].faceNormals[r].clone());this.morphNormals.push(g)}var x=e.skinWeights;for(t=0,n=x.length;t<n;t++)this.skinWeights.push(x[t].clone());var w=e.skinIndices;for(t=0,n=w.length;t<n;t++)this.skinIndices.push(w[t].clone());var O=e.lineDistances;for(t=0,n=O.length;t<n;t++)this.lineDistances.push(O[t]);var k=e.boundingBox;null!==k&&(this.boundingBox=k.clone());var S=e.boundingSphere;return null!==S&&(this.boundingSphere=S.clone()),this.elementsNeedUpdate=e.elementsNeedUpdate,this.verticesNeedUpdate=e.verticesNeedUpdate,this.uvsNeedUpdate=e.uvsNeedUpdate,this.normalsNeedUpdate=e.normalsNeedUpdate,this.colorsNeedUpdate=e.colorsNeedUpdate,this.lineDistancesNeedUpdate=e.lineDistancesNeedUpdate,this.groupsNeedUpdate=e.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});var Vt=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e,r,a,i,s,u){var c;return Object(o.a)(this,n),(c=t.call(this)).type="BoxGeometry",c.parameters={width:e,height:r,depth:a,widthSegments:i,heightSegments:s,depthSegments:u},c.fromBufferGeometry(new Gt(e,r,a,i,s,u)),c.mergeVertices(),c}return n}(Wt),Gt=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e,r,a,s,u,c){var l;Object(o.a)(this,n),(l=t.call(this)).type="BoxBufferGeometry",l.parameters={width:e,height:r,depth:a,widthSegments:s,heightSegments:u,depthSegments:c};var h=Object(i.a)(l);e=e||1,r=r||1,a=a||1,s=Math.floor(s)||1,u=Math.floor(u)||1,c=Math.floor(c)||1;var d=[],f=[],p=[],m=[],v=0,g=0;function b(e,t,n,r,a,i,o,s,u,c,l){for(var b=i/u,y=o/c,x=i/2,w=o/2,O=s/2,k=u+1,S=c+1,_=0,E=0,T=new j,C=0;C<S;C++)for(var M=C*y-w,A=0;A<k;A++){var N=A*b-x;T[e]=N*r,T[t]=M*a,T[n]=O,f.push(T.x,T.y,T.z),T[e]=0,T[t]=0,T[n]=s>0?1:-1,p.push(T.x,T.y,T.z),m.push(A/u),m.push(1-C/c),_+=1}for(var R=0;R<c;R++)for(var I=0;I<u;I++){var L=v+I+k*R,D=v+I+k*(R+1),P=v+(I+1)+k*(R+1),z=v+(I+1)+k*R;d.push(L,D,z),d.push(D,P,z),E+=6}h.addGroup(g,E,l),g+=E,v+=_}return b("z","y","x",-1,-1,a,r,e,c,u,0),b("z","y","x",1,-1,a,r,-e,c,u,1),b("x","z","y",1,1,e,a,r,s,c,2),b("x","z","y",1,-1,e,a,-r,s,c,3),b("x","y","z",1,-1,e,r,a,s,u,4),b("x","y","z",-1,-1,e,r,-a,s,u,5),l.setIndex(d),l.setAttribute("position",new ot(f,3)),l.setAttribute("normal",new ot(p,3)),l.setAttribute("uv",new ot(m,2)),l}return n}(gt);function Ht(e){var t={};for(var n in e)for(var r in t[n]={},e[n]){var a=e[n][r];a&&(a.isColor||a.isMatrix3||a.isMatrix4||a.isVector2||a.isVector3||a.isVector4||a.isTexture)?t[n][r]=a.clone():Array.isArray(a)?t[n][r]=a.slice():t[n][r]=a}return t}function qt(e){for(var t={},n=0;n<e.length;n++){var r=Ht(e[n]);for(var a in r)t[a]=r[a]}return t}var Xt={clone:Ht,merge:qt};function Yt(e){Ke.call(this),this.type="ShaderMaterial",this.defines={},this.uniforms={},this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,void 0!==e&&(void 0!==e.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(e))}function Kt(){Q.call(this),this.type="Camera",this.matrixWorldInverse=new I,this.projectionMatrix=new I,this.projectionMatrixInverse=new I}function Zt(e,t,n,r){Kt.call(this),this.type="PerspectiveCamera",this.fov=void 0!==e?e:50,this.zoom=1,this.near=void 0!==n?n:.1,this.far=void 0!==r?r:2e3,this.focus=10,this.aspect=void 0!==t?t:1,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}Yt.prototype=Object.create(Ke.prototype),Yt.prototype.constructor=Yt,Yt.prototype.isShaderMaterial=!0,Yt.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Ht(e.uniforms),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.lights=e.lights,this.clipping=e.clipping,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this.extensions=Object.assign({},e.extensions),this},Yt.prototype.toJSON=function(e){var t=Ke.prototype.toJSON.call(this,e);for(var n in t.uniforms={},this.uniforms){var r=this.uniforms[n].value;r&&r.isTexture?t.uniforms[n]={type:"t",value:r.toJSON(e).uuid}:r&&r.isColor?t.uniforms[n]={type:"c",value:r.getHex()}:r&&r.isVector2?t.uniforms[n]={type:"v2",value:r.toArray()}:r&&r.isVector3?t.uniforms[n]={type:"v3",value:r.toArray()}:r&&r.isVector4?t.uniforms[n]={type:"v4",value:r.toArray()}:r&&r.isMatrix3?t.uniforms[n]={type:"m3",value:r.toArray()}:r&&r.isMatrix4?t.uniforms[n]={type:"m4",value:r.toArray()}:t.uniforms[n]={value:r}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader;var a={};for(var i in this.extensions)!0===this.extensions[i]&&(a[i]=!0);return Object.keys(a).length>0&&(t.extensions=a),t},Kt.prototype=Object.assign(Object.create(Q.prototype),{constructor:Kt,isCamera:!0,copy:function(e,t){return Q.prototype.copy.call(this,e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this},getWorldDirection:function(e){void 0===e&&(console.warn("THREE.Camera: .getWorldDirection() target is now required"),e=new j),this.updateMatrixWorld(!0);var t=this.matrixWorld.elements;return e.set(-t[8],-t[9],-t[10]).normalize()},updateMatrixWorld:function(e){Q.prototype.updateMatrixWorld.call(this,e),this.matrixWorldInverse.getInverse(this.matrixWorld)},updateWorldMatrix:function(e,t){Q.prototype.updateWorldMatrix.call(this,e,t),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),Zt.prototype=Object.assign(Object.create(Kt.prototype),{constructor:Zt,isPerspectiveCamera:!0,copy:function(e,t){return Kt.prototype.copy.call(this,e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this},setFocalLength:function(e){var t=.5*this.getFilmHeight()/e;this.fov=2*p.RAD2DEG*Math.atan(t),this.updateProjectionMatrix()},getFocalLength:function(){var e=Math.tan(.5*p.DEG2RAD*this.fov);return.5*this.getFilmHeight()/e}

2,getEffectiveFOV:function(){return 2*p.RAD2DEG*Math.atan(Math.tan(.5*p.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(e,t,n,r,a,i){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=a,this.view.height=i,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var e=this.near,t=e*Math.tan(.5*p.DEG2RAD*this.fov)/this.zoom,n=2*t,r=this.aspect*n,a=-.5*r,i=this.view;if(null!==this.view&&this.view.enabled){var o=i.fullWidth,s=i.fullHeight;a+=i.offsetX*r/o,t-=i.offsetY*n/s,r*=i.width/o,n*=i.height/s}var u=this.filmOffset;0!==u&&(a+=e*u/this.getFilmWidth()),this.projectionMatrix.makePerspective(a,a+r,t,t-n,e,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(e){var t=Q.prototype.toJSON.call(this,e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}});function Jt(e,t,n){if(Q.call(this),this.type="CubeCamera",!0===n.isWebGLCubeRenderTarget){this.renderTarget=n;var r=new Zt(90,1,e,t);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new j(1,0,0)),this.add(r);var a=new Zt(90,1,e,t);a.layers=this.layers,a.up.set(0,-1,0),a.lookAt(new j(-1,0,0)),this.add(a);var i=new Zt(90,1,e,t);i.layers=this.layers,i.up.set(0,0,1),i.lookAt(new j(0,1,0)),this.add(i);var o=new Zt(90,1,e,t);o.layers=this.layers,o.up.set(0,0,-1),o.lookAt(new j(0,-1,0)),this.add(o);var s=new Zt(90,1,e,t);s.layers=this.layers,s.up.set(0,-1,0),s.lookAt(new j(0,0,1)),this.add(s);var u=new Zt(90,1,e,t);u.layers=this.layers,u.up.set(0,-1,0),u.lookAt(new j(0,0,-1)),this.add(u),this.update=function(e,t){null===this.parent&&this.updateMatrixWorld();var c=e.xr.enabled,l=e.getRenderTarget();e.xr.enabled=!1;var h=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0),e.render(t,r),e.setRenderTarget(n,1),e.render(t,a),e.setRenderTarget(n,2),e.render(t,i),e.setRenderTarget(n,3),e.render(t,o),e.setRenderTarget(n,4),e.render(t,s),n.texture.generateMipmaps=h,e.setRenderTarget(n,5),e.render(t,u),e.setRenderTarget(l),e.xr.enabled=c},this.clear=function(e,t,r,a){for(var i=e.getRenderTarget(),o=0;o<6;o++)e.setRenderTarget(n,o),e.clear(t,r,a);e.setRenderTarget(i)}}else console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.")}function Qt(e,t,n){Number.isInteger(t)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),t=n),w.call(this,e,e,t)}function $t(e,t,n,r,a,i,o,s,u,c,l,h){y.call(this,null,i,o,s,u,c,r,a,l,h),this.image={data:e||null,width:t||1,height:n||1},this.magFilter=void 0!==u?u:1003,this.minFilter=void 0!==c?c:1003,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}Jt.prototype=Object.create(Q.prototype),Jt.prototype.constructor=Jt,Qt.prototype=Object.create(w.prototype),Qt.prototype.constructor=Qt,Qt.prototype.isWebGLCubeRenderTarget=!0,Qt.prototype.fromEquirectangularTexture=function(e,t){this.texture.type=t.type,this.texture.format=t.format,this.texture.encoding=t.encoding;var n=new $,r={uniforms:{tEquirect:{value:null}},vertexShader:["varying vec3 vWorldDirection;","vec3 transformDirection( in vec3 dir, in mat4 matrix ) {","\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );","}","void main() {","\tvWorldDirection = transformDirection( position, modelMatrix );","\t#include <begin_vertex>","\t#include <project_vertex>","}"].join("\n"),fragmentShader:["uniform sampler2D tEquirect;","varying vec3 vWorldDirection;","#include <common>","void main() {","\tvec3 direction = normalize( vWorldDirection );","\tvec2 sampleUV = equirectUv( direction );","\tgl_FragColor = texture2D( tEquirect, sampleUV );","}"].join("\n")},a=new Yt({type:"CubemapFromEquirect",uniforms:Ht(r.uniforms),vertexShader:r.vertexShader,fragmentShader:r.fragmentShader,side:1,blending:0});a.uniforms.tEquirect.value=t;var i=new Lt(new Gt(5,5,5),a);return n.add(i),new Jt(1,10,this).update(e,n),i.geometry.dispose(),i.material.dispose(),this},$t.prototype=Object.create(y.prototype),$t.prototype.constructor=$t,$t.prototype.isDataTexture=!0;var en=new ve,tn=new j;function nn(e,t,n,r,a,i){this.planes=[void 0!==e?e:new Te,void 0!==t?t:new Te,void 0!==n?n:new Te,void 0!==r?r:new Te,void 0!==a?a:new Te,void 0!==i?i:new Te]}Object.assign(nn.prototype,{set:function(e,t,n,r,a,i){var o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(r),o[4].copy(a),o[5].copy(i),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){for(var t=this.planes,n=0;n<6;

2n++)t[n].copy(e.planes[n]);return this},setFromProjectionMatrix:function(e){var t=this.planes,n=e.elements,r=n[0],a=n[1],i=n[2],o=n[3],s=n[4],u=n[5],c=n[6],l=n[7],h=n[8],d=n[9],f=n[10],p=n[11],m=n[12],v=n[13],g=n[14],b=n[15];return t[0].setComponents(o-r,l-s,p-h,b-m).normalize(),t[1].setComponents(o+r,l+s,p+h,b+m).normalize(),t[2].setComponents(o+a,l+u,p+d,b+v).normalize(),t[3].setComponents(o-a,l-u,p-d,b-v).normalize(),t[4].setComponents(o-i,l-c,p-f,b-g).normalize(),t[5].setComponents(o+i,l+c,p+f,b+g).normalize(),this},intersectsObject:function(e){var t=e.geometry;return null===t.boundingSphere&&t.computeBoundingSphere(),en.copy(t.boundingSphere).applyMatrix4(e.matrixWorld),this.intersectsSphere(en)},intersectsSprite:function(e){return en.center.set(0,0,0),en.radius=.7071067811865476,en.applyMatrix4(e.matrixWorld),this.intersectsSphere(en)},intersectsSphere:function(e){for(var t=this.planes,n=e.center,r=-e.radius,a=0;a<6;a++){if(t[a].distanceToPoint(n)<r)return!1}return!0},intersectsBox:function(e){for(var t=this.planes,n=0;n<6;n++){var r=t[n];if(tn.x=r.normal.x>0?e.max.x:e.min.x,tn.y=r.normal.y>0?e.max.y:e.min.y,tn.z=r.normal.z>0?e.max.z:e.min.z,r.distanceToPoint(tn)<0)return!1}return!0},containsPoint:function(e){for(var t=this.planes,n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}});var rn={common:{diffuse:{value:new Ve(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new v},uv2Transform:{value:new v},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new m(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Ve(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new Ve(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new v}},sprite:{diffuse:{value:new Ve(15658734)},opacity:{value:1},center:{value:new m(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new v}}};function an(){var e=null,t=!1,n=null;function r(a,i){!1!==t&&(n(a,i),e.requestAnimationFrame(r))}return{start:function(){!0!==t&&null!==n&&(e.requestAnimationFrame(r),t=!0)},stop:function(){t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function on(e,t){var n=t.isWebGL2,r=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),r.get(e)},remove:function(t){t.isInterleavedBufferAttribute&&(t=t.data);var n=r.get(t);n&&(e.deleteBuffer(n.buffer),r.delete(t))},update:function(t,a){t.isInterleavedBufferAttribute&&(t=t.data);var i=r.get(t);void 0===i?r.set(t,function(t,n){var r=t.array,a=t.usage,i=e.createBuffer();e.bindBuffer(n,i),e.bufferData(n,r,a),t.onUploadCallback();var o=5126;return r instanceof Float32Array?o=5126:r instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):r instanceof Uint16Array?o=5123:r instanceof Int16Array?o=5122:r instanceof Uint32Array?o=5125:r instanceof Int32Array?o=5124:r instanceof Int8Array?o=5120:r instanceof Uint8Array&&(o=5121),{buffer:i,type:o,bytesPerElement:r.BYTES_PER_ELEMENT,version:t.version}}(t,a)):i.version<t.version&&(!function(t,r,a){var i=r.array,o=r.updateRange;e.bindBuffer(a,t),-1===o.count?e.bufferSubData(a,0,i):(n?e.bufferSubData(a,o.offset*i.BYTES_PER_ELEMENT,i,o.offset,o.count):e.bufferSubData(a,o.offset*i.BYTES_PER_ELEMENT,i.subarray(o.offset,o.offset+o.count)),o.count=-1)}(i.buffer,t,a),i.version=t.version)}}}function sn(e,t,n,r){Wt.call(this),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:r},this.fromBufferGeometry(new un(e,t,n,r)),this.mergeVertices()}function un(e,t,n,r){gt.call(this),this.type="PlaneBufferGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:r};var a,i,o=(e=e||1)/2,s=(t=t||1)/2,u=Math.floor(n)||1,c=Math.floor(r)||1,l=u+1,h=c+1,d=e/u,f=t/c,p=[],m=[],v=[],g=[];for(i=0;i<h;i++){var b=i*f-s;for(a=0;a<l;a++){var y=a*d-o;m.push(y,-b,0),v.push(0,0,1),g.push(a/u),g.push(1-i/c)}}for(i=0;i<c;i++)for(a=0;a<u;a++){var x=a+l*i,w=a+l*(i+1),O=a+1+l*(i+1),k=a+1+l*i;p.push(x,w,k),p.push(w,O,k)}this.setIndex(p),this.setAttribute("position",new ot(m,3)),this.setAttribute("normal",new ot(v,3)),this.setAttribute("uv",new ot(g,2))}sn.prototype=Object.create(Wt.prototype),sn.prototype.constructor=sn,un.prototype=Object.create(gt.prototype),un.prototype.constructor=un;var cn={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot

2( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\treturn vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );

2\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE  = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS  = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha  = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}

2\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n  return m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_maxMipLevel 8.0\n#define cubeUV_minMipLevel 4.0\n#define cubeUV_maxTileSize 256.0\n#define cubeUV_minTileSize 16.0\nfloat getFace(vec3 direction) {\n    vec3 absDirection = abs(direction);\n    float face = -1.0;\n    if (absDirection.x > absDirection.z) {\n      if (absDirection.x > absDirection.y)\n        face = direction.x > 0.0 ? 0.0 : 3.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    } else {\n      if (absDirection.z > absDirection.y)\n        face = direction.z > 0.0 ? 2.0 : 5.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    }\n    return face;\n}\nvec2 getUV(vec3 direction, float face) {\n    vec2 uv;\n    if (face == 0.0) {\n      uv = vec2(direction.z, direction.y) / abs(direction.x);    } else if (face == 1.0) {\n      uv = vec2(-direction.x, -direction.z) / abs(direction.y);    } else if (face == 2.0) {\n      uv = vec2(-direction.x, direction.y) / abs(direction.z);    } else if (face == 3.0) {\n      uv = vec2(-direction.z, direction.y) / abs(direction.x);    } else if (face == 4.0) {\n      uv = vec2(-direction.x, direction.z) / abs(direction.y);    } else {\n      uv = vec2(direction.x, direction.y) / abs(direction.z);    }\n    return 0.5 * (uv + 1.0);\n}\nvec3 bilinearCubeUV(sampler2D envMap, vec3 direction, float mipInt) {\n  float face = getFace(direction);\n  float filterInt = max(cubeUV_minMipLevel - mipInt, 0.0);\n  mipInt = max(mipInt, cubeUV_minMipLevel);\n  float faceSize = exp2(mipInt);\n  float texelSize = 1.0 / (3.0 * cubeUV_maxTileSize);\n  vec2 uv = getUV(direction, face) * (faceSize - 1.0);\n  vec2 f = fract(uv);\n  uv += 0.5 - f;\n  if (face > 2.0) {\n    uv.y += faceSize;\n    face -= 3.0;\n  }\n  uv.x += face * faceSize;\n  if(mipInt < cubeUV_maxMipLevel){\n    uv.y += 2.0 * cubeUV_maxTileSize;\n  }\n  uv.y += filterInt * 2.0 * cubeUV_minTileSize;\n  uv.x += 3.0 * max(0.0, cubeUV_maxTileSize - 2.0 * faceSize);\n  uv *= texelSize;\n  vec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x += texelSize;\n  vec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.y += texelSize;\n  vec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x -= texelSize;\n  vec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  vec3 tm = mix(tl, tr, f.x);\n  vec3 bm = mix(bl, br, f.x);\n  return mix(tm, bm, f.y);\n}\n#define r0 1.0\n#define v0 0.339\n#define m0 -2.0\n#define r1 0.8\n#define v1 0.276\n#define m1 -1.0\n#define r4 0.4\n#define v4 0.046\n#define m4 2.0\n#define r5 0.305\n#define v5 0.016\n#define m5 3.0\n#define r6 0.21\n#define v6 0.0038\n#define m6 4.0\nfloat roughnessToMip(float roughness) {\

2n  float mip = 0.0;\n  if (roughness >= r1) {\n    mip = (r0 - roughness) * (m1 - m0) / (r0 - r1) + m0;\n  } else if (roughness >= r4) {\n    mip = (r1 - roughness) * (m4 - m1) / (r1 - r4) + m1;\n  } else if (roughness >= r5) {\n    mip = (r4 - roughness) * (m5 - m4) / (r4 - r5) + m4;\n  } else if (roughness >= r6) {\n    mip = (r5 - roughness) * (m6 - m5) / (r5 - r6) + m5;\n  } else {\n    mip = -2.0 * log2(1.16 * roughness);  }\n  return mip;\n}\nvec4 textureCubeUV(sampler2D envMap, vec3 sampleDir, float roughness) {\n  float mip = clamp(roughnessToMip(roughness), m0, cubeUV_maxMipLevel);\n  float mipF = fract(mip);\n  float mipInt = floor(mip);\n  vec3 color0 = bilinearCubeUV(envMap, sampleDir, mipInt);\n  if (mipF == 0.0) {\n    return vec4(color0, 1.0);\n  } else {\n    vec3 color1 = bilinearCubeUV(envMap, sampleDir, mipInt + 1.0);\n    return vec4(mix(color0, color1, mipF), 1.0);\n  }\n}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value )  {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}

2\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\t\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t}  else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec2 sampleUV = equirectUv( reflectVec );\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t  vec3 reflectVec = reflect( -viewDir, normal );\n\t\t  reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t  vec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV = equirectUv( reflectVec );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) { \n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t}

2 else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = -mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}

2\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight  ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot

2( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = clearcoat;

2\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot

2( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t\tbitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );

2\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\n\t\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n\t\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n\t\tvec3 N = normalize( surf_norm );\n\t\tmat3 tsn = mat3( S, T, N );\n\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];

2\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );

2\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;

2\n\tskinMatrix  = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( ( color * ( 2.51 * color + 0.03 ) ) / ( color * ( 2.43 * color + 0.59 ) + 0.14 ) );\n}",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"#include <envmap_common_pars_fragment>\nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include <envmap_fragment>\n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;

2\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSPARENCY\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSPARENCY\n\tuniform float transparency;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;

2\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSPARENCY\n\t\tdiffuseColor.a *= saturate( 1. - transparency + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",shadow_vert:"#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - 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v},t2D:{value:null}},vertexShader:cn.background_vert,fragmentShader:cn.background_frag},cube:{uniforms:qt([rn.envmap,{opacity:{value:1}}]),vertexShader:cn.cube_vert,fragmentShader:cn.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:cn.equirect_vert,fragmentShader:cn.equirect_frag},distanceRGBA:{uniforms:qt([rn.common,rn.displacementmap,{referencePosition:{value:new j},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:cn.distanceRGBA_vert,fragmentShader:cn.distanceRGBA_frag},shadow:{uniforms:qt([rn.lights,rn.fog,{color:{value:new Ve(0)},opacity:{value:1}}]),vertexShader:cn.shadow_vert,fragmentShader:cn.shadow_frag}};function hn(e,t,n,r){var a,i,o=new Ve(0),s=0,u=null,c=0,l=null;function h(e,n){t.buffers.color.setClear(e.r,e.g,e.b,n,r)}return{getClearColor:function(){return o},setClearColor:function(e,t){o.set(e),h(o,s=void 0!==t?t:1)},getClearAlpha:function(){return s},setClearAlpha:function(e){h(o,s=e)},render:function(t,r,d,f){var p=r.background,m=e.xr,v=m.getSession&&m.getSession();if(v&&"additive"===v.environmentBlendMode&&(p=null),null===p?h(o,s):p&&p.isColor&&(h(p,1),f=!0),(e.autoClear||f)&&e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil),p&&(p.isCubeTexture||p.isWebGLCubeRenderTarget||306===p.mapping)){void 0===i&&((i=new Lt(new Gt(1,1,1),new Yt({type:"BackgroundCubeMaterial",uniforms:Ht(ln.cube.uniforms),vertexShader:ln.cube.vertexShader,fragmentShader:ln.cube.fragmentShader,side:1,depthTest:!1,depthWrite:!1,fog:!1}))).geometry.deleteAttribute("normal"),i.geometry.deleteAttribute("uv"),i.onBeforeRender=function(e,t,n){this.matrixWorld.copyPosition(n.matrixWorld)},Object.defineProperty(i.material,"envMap",{get:function(){return this.uniforms.envMap.value}}),n.update(i));var g=p.isWebGLCubeRenderTarget?p.texture:p;i.material.uniforms.envMap.value=g,i.material.uniforms.flipEnvMap.value=g.isCubeTexture?-1:1,u===p&&c===g.version&&l===e.toneMapping||(i.material.needsUpdate=!0,u=p,c=g.version,l=e.toneMapping),t.unshift(i,i.geometry,i.material,0,0,null)}else p&&p.isTexture&&(void 0===a&&((a=new Lt(new un(2,2),new Yt({type:"BackgroundMaterial",uniforms:Ht(ln.background.uniforms),vertexShader:ln.background.vertexShader,fragmentShader:ln.background.fragmentShader,side:0,depthTest:!1,depthWrite:!1,fog:!1}))).geometry.deleteAttribute("normal"),Object.defineProperty(a.material,"map",{get:function(){return this.uniforms.t2D.value}}),n.update(a)),a.material.uniforms.t2D.value=p,!0===p.matrixAutoUpdate&&p.updateMatrix(),a.material.uniforms.uvTransform.value.copy(p.matrix),u===p&&c===p.version&&l===e.toneMapping||(a.material.needsUpdate=!0,u=p,c=p.version,l=e.toneMapping),t.unshift(a,a.geometry,a.material,0,0,null))}}}function dn(e,t,n,r){var a,i=r.isWebGL2;this.setMode=function(e){a=e},this.render=function(t,r){e.drawArrays(a,t,r),n.update(r,a)},this.renderInstances=function(r,o,s,u){if(0!==u){var c,l;if(i)c=e,l="drawArraysInstanced";else if(l="drawArraysInstancedANGLE",null===(c=t.get("ANGLE_instanced_arrays")))return void console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");c[l](a,o,s,u),n.update(s,a,u)}}}function fn(e,t,n){var r;function a(t){if("highp"===t){if(e.getShaderPrecisionFormat(35633,36338).precision>0&&e.getShaderPrecisionFormat(35632,36338).precision>0)return"highp";t="mediump"}return"mediump"===t&&e.getShaderPrecisionFormat(35633,36337).precision>0&&e.getShaderPrecisionFormat(35632,36337).precision>0?"mediump":"lowp"}var i="undefined"!==typeof WebGL2RenderingContext&&e instanceof WebGL2RenderingContext||"undefined"!==typeof WebGL2ComputeRenderingContext&&e instanceof WebGL2ComputeRenderingContext,o=void 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2derErrors){var S=i.getProgramInfoLog(v).trim(),_=i.getShaderInfoLog(O).trim(),j=i.getShaderInfoLog(k).trim(),E=!0,T=!0;if(!1===i.getProgramParameter(v,35714)){E=!1;var C=kr(i,O,"vertex"),M=kr(i,k,"fragment");console.error("THREE.WebGLProgram: shader error: ",i.getError(),"35715",i.getProgramParameter(v,35715),"gl.getProgramInfoLog",S,C,M)}else""!==S?console.warn("THREE.WebGLProgram: gl.getProgramInfoLog()",S):""!==_&&""!==j||(T=!1);T&&(this.diagnostics={runnable:E,programLog:S,vertexShader:{log:_,prefix:r},fragmentShader:{log:j,prefix:a}})}return i.deleteShader(O),i.deleteShader(k),this.getUniforms=function(){return void 0===y&&(y=new yr(i,v)),y},this.getAttributes=function(){return void 0===x&&(x=function(e,t){for(var n={},r=e.getProgramParameter(t,35721),a=0;a<r;a++){var i=e.getActiveAttrib(t,a).name;n[i]=e.getAttribLocation(t,i)}return n}(i,v)),x},this.destroy=function(){i.deleteProgram(v),this.program=void 0},this.name=n.shaderName,this.id=wr++,this.cacheKey=t,this.usedTimes=1,this.program=v,this.vertexShader=O,this.fragmentShader=k,this}function Br(e,t,n){var r=[],a=n.isWebGL2,i=n.logarithmicDepthBuffer,o=n.floatVertexTextures,s=n.precision,u=n.maxVertexUniforms,l=n.vertexTextures,h={MeshDepthMaterial:"depth",MeshDistanceMaterial:"distanceRGBA",MeshNormalMaterial:"normal",MeshBasicMaterial:"basic",MeshLambertMaterial:"lambert",MeshPhongMaterial:"phong",MeshToonMaterial:"toon",MeshStandardMaterial:"physical",MeshPhysicalMaterial:"physical",MeshMatcapMaterial:"matcap",LineBasicMaterial:"basic",LineDashedMaterial:"dashed",PointsMaterial:"points",ShadowMaterial:"shadow",SpriteMaterial:"sprite"},d=["precision","isWebGL2","supportsVertexTextures","outputEncoding","instancing","map","mapEncoding","matcap","matcapEncoding","envMap","envMapMode","envMapEncoding","envMapCubeUV","lightMap","lightMapEncoding","aoMap","emissiveMap","emissiveMapEncoding","bumpMap","normalMap","objectSpaceNormalMap","tangentSpaceNormalMap","clearcoatMap","clearcoatRoughnessMap","clearcoatNormalMap","displacementMap","specularMap","roughnessMap","metalnessMap","gradientMap","alphaMap","combine","vertexColors","vertexTangents","vertexUvs","uvsVertexOnly","fog","useFog","fogExp2","flatShading","sizeAttenuation","logarithmicDepthBuffer","skinning","maxBones","useVertexTexture","morphTargets","morphNormals","maxMorphTargets","maxMorphNormals","premultipliedAlpha","numDirLights","numPointLights","numSpotLights","numHemiLights","numRectAreaLights","numDirLightShadows","numPointLightShadows","numSpotLightShadows","shadowMapEnabled","shadowMapType","toneMapping","physicallyCorrectLights","alphaTest","doubleSided","flipSided","numClippingPlanes","numClipIntersection","depthPacking","dithering","sheen"];function f(e){var t;return e?e.isTexture?t=e.encoding:e.isWebGLRenderTarget&&(console.warn("THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. Use their .texture property instead."),t=e.texture.encoding):t=3e3,t}this.getParameters=function(r,d,p,m,v,g,b){var y=m.fog,x=r.isMeshStandardMaterial?m.environment:null,w=r.envMap||x,O=h[r.type],k=b.isSkinnedMesh?function(e){var t=e.skeleton.bones;if(o)return 1024;var n=u,r=Math.floor((n-20)/4),a=Math.min(r,t.length);return a<t.length?(console.warn("THREE.WebGLRenderer: Skeleton has "+t.length+" bones. This GPU supports "+a+"."),0):a}(b):0;null!==r.precision&&(s=n.getMaxPrecision(r.precision))!==r.precision&&console.warn("THREE.WebGLProgram.getParameters:",r.precision,"not supported, using",s,"instead.");var S=function(e,t){var n;if(t){var r=ln[t];n={name:e.type,uniforms:Xt.clone(r.uniforms),vertexShader:r.vertexShader,fragmentShader:r.fragmentShader}}else n={name:e.type,uniforms:e.uniforms,vertexShader:e.vertexShader,fragmentShader:e.fragmentShader};return n}(r,O);r.onBeforeCompile(S,e);var _=e.getRenderTarget();return{isWebGL2:a,shaderID:O,shaderName:S.name,uniforms:S.uniforms,vertexShader:S.vertexShader,fragmentShader:S.fragmentShader,defines:r.defines,isRawShaderMaterial:r.isRawShaderMaterial,isShaderMaterial:r.isShaderMaterial,precision:s,instancing:!0===b.isInstancedMesh,supportsVertexTextures:l,outputEncoding:null!==_?f(_.texture):e.outputEncoding,map:!!r.map,mapEncoding:f(r.map),matcap:!!r.matcap,matc

2apEncoding:f(r.matcap),envMap:!!w,envMapMode:w&&w.mapping,envMapEncoding:f(w),envMapCubeUV:!!w&&(306===w.mapping||307===w.mapping),lightMap:!!r.lightMap,lightMapEncoding:f(r.lightMap),aoMap:!!r.aoMap,emissiveMap:!!r.emissiveMap,emissiveMapEncoding:f(r.emissiveMap),bumpMap:!!r.bumpMap,normalMap:!!r.normalMap,objectSpaceNormalMap:1===r.normalMapType,tangentSpaceNormalMap:0===r.normalMapType,clearcoatMap:!!r.clearcoatMap,clearcoatRoughnessMap:!!r.clearcoatRoughnessMap,clearcoatNormalMap:!!r.clearcoatNormalMap,displacementMap:!!r.displacementMap,roughnessMap:!!r.roughnessMap,metalnessMap:!!r.metalnessMap,specularMap:!!r.specularMap,alphaMap:!!r.alphaMap,gradientMap:!!r.gradientMap,sheen:!!r.sheen,combine:r.combine,vertexTangents:r.normalMap&&r.vertexTangents,vertexColors:r.vertexColors,vertexUvs:!!r.map||!!r.bumpMap||!!r.normalMap||!!r.specularMap||!!r.alphaMap||!!r.emissiveMap||!!r.roughnessMap||!!r.metalnessMap||!!r.clearcoatMap||!!r.clearcoatRoughnessMap||!!r.clearcoatNormalMap||!!r.displacementMap,uvsVertexOnly:!(r.map||r.bumpMap||r.normalMap||r.specularMap||r.alphaMap||r.emissiveMap||r.roughnessMap||r.metalnessMap||r.clearcoatNormalMap)&&!!r.displacementMap,fog:!!y,useFog:r.fog,fogExp2:y&&y.isFogExp2,flatShading:r.flatShading,sizeAttenuation:r.sizeAttenuation,logarithmicDepthBuffer:i,skinning:r.skinning&&k>0,maxBones:k,useVertexTexture:o,morphTargets:r.morphTargets,morphNormals:r.morphNormals,maxMorphTargets:e.maxMorphTargets,maxMorphNormals:e.maxMorphNormals,numDirLights:d.directional.length,numPointLights:d.point.length,numSpotLights:d.spot.length,numRectAreaLights:d.rectArea.length,numHemiLights:d.hemi.length,numDirLightShadows:d.directionalShadowMap.length,numPointLightShadows:d.pointShadowMap.length,numSpotLightShadows:d.spotShadowMap.length,numClippingPlanes:v,numClipIntersection:g,dithering:r.dithering,shadowMapEnabled:e.shadowMap.enabled&&p.length>0,shadowMapType:e.shadowMap.type,toneMapping:r.toneMapped?e.toneMapping:0,physicallyCorrectLights:e.physicallyCorrectLights,premultipliedAlpha:r.premultipliedAlpha,alphaTest:r.alphaTest,doubleSided:r.side===c,flipSided:1===r.side,depthPacking:void 0!==r.depthPacking&&r.depthPacking,index0AttributeName:r.index0AttributeName,extensionDerivatives:r.extensions&&r.extensions.derivatives,extensionFragDepth:r.extensions&&r.extensions.fragDepth,extensionDrawBuffers:r.extensions&&r.extensions.drawBuffers,extensionShaderTextureLOD:r.extensions&&r.extensions.shaderTextureLOD,rendererExtensionFragDepth:a||null!==t.get("EXT_frag_depth"),rendererExtensionDrawBuffers:a||null!==t.get("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:a||null!==t.get("EXT_shader_texture_lod"),onBeforeCompile:r.onBeforeCompile}},this.getProgramCacheKey=function(t){var n=[];if(t.shaderID?n.push(t.shaderID):(n.push(t.fragmentShader),n.push(t.vertexShader)),void 0!==t.defines)for(var r in t.defines)n.push(r),n.push(t.defines[r]);if(void 0===t.isRawShaderMaterial){for(var a=0;a<d.length;a++)n.push(t[d[a]]);n.push(e.outputEncoding),n.push(e.gammaFactor)}return n.push(t.onBeforeCompile.toString()),n.join()},this.acquireProgram=function(t,n){for(var a,i=0,o=r.length;i<o;i++){var s=r[i];if(s.cacheKey===n){++(a=s).usedTimes;break}}return void 0===a&&(a=new Fr(e,n,t),r.push(a)),a},this.releaseProgram=function(e){if(0===--e.usedTimes){var t=r.indexOf(e);r[t]=r[r.length-1],r.pop(),e.destroy()}},this.programs=r}function Ur(){var e=new WeakMap;return{get:function(t){var n=e.get(t);return void 0===n&&(n={},e.set(t,n)),n},remove:function(t){e.delete(t)},update:function(t,n,r){e.get(t)[n]=r},dispose:function(){e=new WeakMap}}}function Wr(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.program!==t.program?e.program.id-t.program.id:e.material.id!==t.material.id?e.material.id-t.material.id:e.z!==t.z?e.z-t.z:e.id-t.id}function Vr(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function Gr(){var e=[],t=0,n=[],r=[],a={id:-1};function i(n,r,i,o,s,u){var c=e[t];return void 0===c?(c={id:n.id,object:n,geometry:r,material:i,program:i.program||a,groupOrder:o,renderOrder:n.renderOrder,z:s,group:u},e[t]=c):(c.id=n.id,c.object=n,c.geometry=r,c.material=i,c.program=i.program||a,c.groupOrder=o,c.renderOrder=n.renderOrder,c.z=s,c.group=u),t++,c}return{opaque:n,transparent:r,init:function(){t=0,n.length=0,r.length=0},push:function(e,t,a,o,s,u){var c=i(e,t,a,o,s,u);

2(!0===a.transparent?r:n).push(c)},unshift:function(e,t,a,o,s,u){var c=i(e,t,a,o,s,u);(!0===a.transparent?r:n).unshift(c)},finish:function(){for(var n=t,r=e.length;n<r;n++){var a=e[n];if(null===a.id)break;a.id=null,a.object=null,a.geometry=null,a.material=null,a.program=null,a.group=null}},sort:function(e,t){n.length>1&&n.sort(e||Wr),r.length>1&&r.sort(t||Vr)}}}function Hr(){var e=new WeakMap;function t(n){var r=n.target;r.removeEventListener("dispose",t),e.delete(r)}return{get:function(n,r){var a,i=e.get(n);return void 0===i?(a=new Gr,e.set(n,new WeakMap),e.get(n).set(r,a),n.addEventListener("dispose",t)):void 0===(a=i.get(r))&&(a=new Gr,i.set(r,a)),a},dispose:function(){e=new WeakMap}}}function qr(){var e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];var n;switch(t.type){case"DirectionalLight":n={direction:new j,color:new Ve};break;case"SpotLight":n={position:new j,direction:new j,color:new Ve,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new j,color:new Ve,distance:0,decay:0};break;case"HemisphereLight":n={direction:new j,skyColor:new Ve,groundColor:new Ve};break;case"RectAreaLight":n={color:new Ve,position:new j,halfWidth:new j,halfHeight:new j}}return e[t.id]=n,n}}}var Xr=0;function Yr(e,t){return(t.castShadow?1:0)-(e.castShadow?1:0)}function Kr(){for(var e=new qr,t=function(){var e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];var n;switch(t.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowRadius:1,shadowMapSize:new m};break;case"PointLight":n={shadowBias:0,shadowRadius:1,shadowMapSize:new m,shadowCameraNear:1,shadowCameraFar:1e3}}return e[t.id]=n,n}}}(),n={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]},r=0;r<9;r++)n.probe.push(new j);var a=new j,i=new I,o=new I;return{setup:function(r,s,u){for(var c=0,l=0,h=0,d=0;d<9;d++)n.probe[d].set(0,0,0);var f=0,p=0,m=0,v=0,g=0,b=0,y=0,x=0,w=u.matrixWorldInverse;r.sort(Yr),d=0;for(var O=r.length;d<O;d++){var k=r[d],S=k.color,_=k.intensity,j=k.distance,E=k.shadow&&k.shadow.map?k.shadow.map.texture:null;if(k.isAmbientLight)c+=S.r*_,l+=S.g*_,h+=S.b*_;else if(k.isLightProbe)for(var T=0;T<9;T++)n.probe[T].addScaledVector(k.sh.coefficients[T],_);else if(k.isDirectionalLight){if((A=e.get(k)).color.copy(k.color).multiplyScalar(k.intensity),A.direction.setFromMatrixPosition(k.matrixWorld),a.setFromMatrixPosition(k.target.matrixWorld),A.direction.sub(a),A.direction.transformDirection(w),k.castShadow){var C=k.shadow;(M=t.get(k)).shadowBias=C.bias,M.shadowRadius=C.radius,M.shadowMapSize=C.mapSize,n.directionalShadow[f]=M,n.directionalShadowMap[f]=E,n.directionalShadowMatrix[f]=k.shadow.matrix,b++}n.directional[f]=A,f++}else if(k.isSpotLight){if((A=e.get(k)).position.setFromMatrixPosition(k.matrixWorld),A.position.applyMatrix4(w),A.color.copy(S).multiplyScalar(_),A.distance=j,A.direction.setFromMatrixPosition(k.matrixWorld),a.setFromMatrixPosition(k.target.matrixWorld),A.direction.sub(a),A.direction.transformDirection(w),A.coneCos=Math.cos(k.angle),A.penumbraCos=Math.cos(k.angle*(1-k.penumbra)),A.decay=k.decay,k.castShadow){C=k.shadow;(M=t.get(k)).shadowBias=C.bias,M.shadowRadius=C.radius,M.shadowMapSize=C.mapSize,n.spotShadow[m]=M,n.spotShadowMap[m]=E,n.spotShadowMatrix[m]=k.shadow.matrix,x++}n.spot[m]=A,m++}else if(k.isRectAreaLight){(A=e.get(k)).color.copy(S).multiplyScalar(_),A.position.setFromMatrixPosition(k.matrixWorld),A.position.applyMatrix4(w),o.identity(),i.copy(k.matrixWorld),i.premultiply(w),o.extractRotation(i),A.halfWidth.set(.5*k.width,0,0),A.halfHeight.set(0,.5*k.height,0),A.halfWidth.applyMatrix4(o),A.halfHeight.applyMatrix4(o),n.rectArea[v]=A,v++}else if(k.isPointLight){if((A=e.get(k)).position.setFromMatrixPosition(k.matrixWorld),A.position.applyMatrix4(w),A.color.copy(k.color).multiplyScalar(k.intensity),A.distance=k.distance,A.decay=k.decay,k.castShadow){var M;C=k.shadow;(M=t.get(k)).shadowBias=C.bias,M.shadowRadius=C.radius,M.shadowMapSize=C.mapSize,M.shadowCameraNear=C.camera.near,M.shadowCameraFar=C.camera.far,n.pointShadow[p]=M,n.pointShadowMap[p]=E,n.pointShadowMatrix[p]=k.shadow.matrix,y++}n.point[p]=A,p++}else if(k.isHemisphereLight){var A;(A=e.get(k)).direction.setFromMatrixPosition(k.matrixWorld),A.direction.transformDirection(w),A.direction.normalize(),A.skyColor.copy(k.color).multiplyScalar(_),A.groundColor.copy(k.groundColor).multiplyScalar(_),n.hemi[g]=A,g++}}n.ambient[0]=c,n.ambient[1]=l,n.ambient[2]=h;var N=n.hash;N.directionalLength===f&&N.pointLength===p&&N.spotLength===m&&N.rectAreaLength===v&&N.hemiLength===g&&N.numDirectionalShadows===b&&N.numPointShadows===y&&N.numSpotShadows===x||(n.directional.length=f,n.spot.length=m,n.rectArea.length=v,n.point.length=p,n.hemi.length=g,n.directionalShadow.length=b,n.directionalShadowMap.length=b,n.pointShadow.length=y,n.pointShadowMap.length=y,n.spotShadow.length=x,n.spotShadowMap.length=x,n.directionalShadowMatrix.length=b,n.pointShadowMatrix.length=y,n.spotShadowMatrix.length=x,N.directionalLength=f,N.pointLength=p,N.spotLength=m,N.rectAreaLength=v,N.hemiLength=g,N.numDirectionalShadows=b,N.numPointShadows=y,N.numSpotShadows=x,n.version=Xr++)},state:n}}function Zr(){var e=new Kr,t=[],n=[];return{init:function(){t.length=0,n.length=0},state:{lightsArray:t,shadowsArray:n,lights:e},setupLights:function(r){e.setup(t,n,r)},pushLight:function(e){t.push(e)},pushShadow:function(e){n.push(e)}}}function Jr(){var e=new WeakMap;function t(n){var r=n.target;r.removeEventListener("dispose",t),e.delete(r)}return{get:function(n,r){var a;return!1===e.has(n)?(a=new Zr,e.set(n,new WeakMap),e.get(n).set(r,a),n.addEventListener("dispose",t)):!1===e.get(n).has(r)?(a=new Zr,e.get(n).set(r,a)):a=e.get(n).get(r),a},dispose:function(){e=new WeakMap}}}function Qr(e){Ke.call(this),this.type="MeshDepthMaterial",this.depthPacking=3200,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(e)}function $r(e){Ke.call(this),this.type="MeshDistanceMaterial",this.referencePosition=new j,this.nearDistance=1,this.farDistance=1e3,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(e)}Qr.prototype=Object.create(Ke.prototype),Qr.prototype.constructor=Qr,Qr.prototype.isMeshDepthMaterial=!0,Qr.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.depthPacking=e.depthPacking,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this},$r.prototype=Object.create(Ke.prototype),$r.prototype.constructor=$r,$r.prototype.isMeshDistanceMaterial=!0,$r.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.referencePosition.copy(e.referencePosition),this.nearDistance=e.nearDistance,this.farDistance=e.farDistance,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this};

2function ea(e,t,n){var r=new nn,a=new m,i=new m,o=new x,s=[],u=[],l={},h={0:1,1:0,2:c},d=new Yt({defines:{SAMPLE_RATE:2/8,HALF_SAMPLE_RATE:1/8},uniforms:{shadow_pass:{value:null},resolution:{value:new m},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n  float mean = 0.0;\n  float squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy  ) / resolution ) );\n  for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n    #ifdef HORIZONAL_PASS\n      vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n      mean += distribution.x;\n      squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n    #else\n      float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0,  i )  * radius ) / resolution ) );\n      mean += depth;\n      squared_mean += depth * depth;\n    #endif\n  }\n  mean = mean * HALF_SAMPLE_RATE;\n  squared_mean = squared_mean * HALF_SAMPLE_RATE;\n  float std_dev = sqrt( squared_mean - mean * mean );\n  gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),f=d.clone();f.defines.HORIZONAL_PASS=1;var p=new gt;p.setAttribute("position",new Qe(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));var v=new Lt(p,d),g=this;function b(n,r){var a=t.update(v);d.uniforms.shadow_pass.value=n.map.texture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(r,null,a,d,v,null),f.uniforms.shadow_pass.value=n.mapPass.texture,f.uniforms.resolution.value=n.mapSize,f.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(r,null,a,f,v,null)}function y(e,t,n){var r=e<<0|t<<1|n<<2,a=s[r];return void 0===a&&(a=new Qr({depthPacking:3201,morphTargets:e,skinning:t}),s[r]=a),a}function O(e,t,n){var r=e<<0|t<<1|n<<2,a=u[r];return void 0===a&&(a=new $r({morphTargets:e,skinning:t}),u[r]=a),a}function k(t,n,r,a,i,o,s){var u=null,c=y,d=t.customDepthMaterial;if(!0===a.isPointLight&&(c=O,d=t.customDistanceMaterial),void 0===d){var f=!1;!0===r.morphTargets&&(f=n.morphAttributes&&n.morphAttributes.position&&n.morphAttributes.position.length>0);var p=!1;!0===t.isSkinnedMesh&&(!0===r.skinning?p=!0:console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:",t)),u=c(f,p,!0===t.isInstancedMesh)}else u=d;if(e.localClippingEnabled&&!0===r.clipShadows&&0!==r.clippingPlanes.length){var m=u.uuid,v=r.uuid,g=l[m];void 0===g&&(g={},l[m]=g);var b=g[v];void 0===b&&(b=u.clone(),g[v]=b),u=b}return u.visible=r.visible,u.wireframe=r.wireframe,u.side=3===s?null!==r.shadowSide?r.shadowSide:r.side:null!==r.shadowSide?r.shadowSide:h[r.side],u.clipShadows=r.clipShadows,u.clippingPlanes=r.clippingPlanes,u.clipIntersection=r.clipIntersection,u.wireframeLinewidth=r.wireframeLinewidth,u.linewidth=r.linewidth,!0===a.isPointLight&&!0===u.isMeshDistanceMaterial&&(u.referencePosition.setFromMatrixPosition(a.matrixWorld),u.nearDistance=i,u.farDistance=o),u}function S(n,a,i,o,s){if(!1!==n.visible){if(n.layers.test(a.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&3===s)&&(!n.frustumCulled||r.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(i.matrixWorldInverse,n.matrixWorld);var u=t.update(n),c=n.material;if(Array.isArray(c))for(var l=u.groups,h=0,d=l.length;h<d;h++){var f=l[h],p=c[f.materialIndex];if(p&&p.visible){var m=k(n,u,p,o,i.near,i.far,s);e.renderBufferDirect(i,null,u,m,n,f)}}else if(c.visible){m=k(n,u,c,o,i.near,i.far,s);e.renderBufferDirect(i,null,u,m,n,null)}}for(var v=n.children,g=0,b=v.length;g<b;g++)S(v[g],a,i,o,s)}}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=1,this.render=function(t,s,u){if(!1!==g.enabled&&(!1!==g.autoUpdate||!1!==g.needsUpdate)&&0!==t.length){var c=e.getRenderTarget(),l=e.getActiveCubeFace(),h=e.getActiveMipmapLevel(),d=e.state;d.setBlending(0),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);for(var f=0,p=t.length;f<p;f++){var m=t[f],v=m.shadow;if(void 0!==v){a.copy(v.mapSize);var y=v.getFrameExtents();if(a.multiply(y),i.copy(v.mapSize),(a.x>n||a.y>n)&&(a.x>n&&(i.x=Math.floor(n/y.x),a.x=i.x*y.x,v.mapSize.x=i.x),a.y>n&&(i.y=Math.floor(n/y.y),a.y=i.y*y.y,v.mapSize.y=i.y)),null===v.map&&!v.isPointLightShadow&&3===this.type){var x={minFilter:1006,magFilter:1006,format:1023};v.map=new w(a.x,a.y,x),v.map.texture.name=m.name+".shadowMap",v.mapPass=new w(a.x,a.y,x),v.camera.updateProjectionMatrix()}if(null===v.map){x={minFilter:1003,magFilter:1003,format:1023};v.map=new w(a.x,a.y,x),v.map.texture.name=m.name+".shadowMap",v.camera.updateProjectionMatrix()}

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Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping."),e.texParameteri(n,10240,_(a.magFilter)),e.texParameteri(n,10241,_(a.minFilter)),1003!==a.minFilter&&1006!==a.minFilter&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter."));var s=t.get("EXT_texture_filter_anisotropic");if(s){if(1015===a.type&&null===t.get("OES_texture_float_linear"))return;if(1016===a.type&&null===(h||t.get("OES_texture_half_float_linear")))return;(a.anisotropy>1||r.get(a).__currentAnisotropy)&&(e.texParameterf(n,s.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(a.anisotropy,i.getMaxAnisotropy())),r.get(a).__currentAnisotropy=a.anisotropy)}}function L(t,n){void 0===t.__webglInit&&(t.__webglInit=!0,n.addEventListener("dispose",j),t.__webglTexture=e.createTexture(),s.memory.textures++)}function D(t,r,a){var i=3553;r.isDataTexture2DArray&&(i=35866),r.isDataTexture3D&&(i=32879),L(t,r),n.activeTexture(33984+a),n.bindTexture(i,t.__webglTexture),e.pixelStorei(37440,r.flipY),e.pixelStorei(37441,r.premultiplyAlpha),e.pixelStorei(3317,r.unpackAlignment);var s=function(e){return!h&&(1001!==e.wrapS||1001!==e.wrapT||1003!==e.minFilter&&1006!==e.minFilter)}(r)&&!1===w(r.image),u=x(r.image,s,!1,m),c=w(u)||h,l=o.convert(r.format),d=o.convert(r.type),f=S(r.internalFormat,l,d);I(i,r,c);var p,v=r.mipmaps;if(r.isDepthTexture)f=6402,h?f=1015===r.type?36012:1014===r.type?33190:1020===r.type?35056:33189:1015===r.type&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),1026===r.format&&6402===f&&1012!==r.type&&1014!==r.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),r.type=1012,d=o.convert(r.type)),1027===r.format&&6402===f&&(f=34041,1020!==r.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),r.type=1020,d=o.convert(r.type))),n.texImage2D(3553,0,f,u.width,u.height,0,l,d,null);else if(r.isDataTexture)if(v.length>0&&c){for(var g=0,b=v.length;g<b;g++)p=v[g],n.texImage2D(3553,g,f,p.width,p.height,0,l,d,p.data);r.generateMipmaps=!1,t.__maxMipLevel=v.length-1}else n.texImage2D(3553,0,f,u.width,u.height,0,l,d,u.data),t.__maxMipLevel=0;else if(r.isCompressedTexture){for(g=0,b=v.length;g<b;g++)p=v[g],1023!==r.format&&1022!==r.format?null!==l?n.compressedTexImage2D(3553,g,f,p.width,p.height,0,p.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texImage2D(3553,g,f,p.width,p.height,0,l,d,p.data);t.__maxMipLevel=v.length-1}else if(r.isDataTexture2DArray)n.texImage3D(35866,0,f,u.width,u.height,u.depth,0,l,d,u.data),t.__maxMipLevel=0;else if(r.isDataTexture3D)n.texImage3D(32879,0,f,u.width,u.height,u.depth,0,l,d,u.data),t.__maxMipLevel=0;else if(v.length>0&&c){for(g=0,b=v.length;g<b;g++)p=v[g],n.texImage2D(3553,g,f,l,d,p);r.generateMipmaps=!1,t.__maxMipLevel=v.length-1}else n.texImage2D(3553,0,f,l,d,u),t.__maxMipLevel=0;O(r,c)&&k(i,r,u.width,u.height),t.__version=r.version,r.onUpdate&&r.onUpdate(r)}function P(t,a,i,s){var u=o.convert(a.texture.format),c=o.convert(a.texture.type),l=S(a.texture.internalFormat,u,c);n.texImage2D(s,0,l,a.width,a.height,0,u,c,null),e.bindFramebuffer(36160,t),e.framebufferTexture2D(36160,i,s,r.get(a.texture).__webglTexture,0),e.bindFramebuffer(36160,null)}function z(t,n,r){if(e.bindRenderbuffer(36161,t),n.depthBuffer&&!n.stencilBuffer){var a=33189;if(r){var i=n.depthTexture;i&&i.isDepthTexture&&(1015===i.type?a=36012:1014===i.type&&(a=33190));var s=B(n);e.renderbufferStorageMultisample(36161,s,a,n.width,n.height)}else e.renderbufferStorage(36161,a,n.width,n.height);e.framebufferRenderbuffer(36160,36096,36161,t)}else if(n.depthBuffer&&n.stencilBuffer){if(r){s=B(n);e.renderbufferStorageMultisample(36161,s,35056,n.width,n.height)}else e.renderbufferStorage(36161,34041,n.width,n.height);e.framebufferRenderbuffer(36160,33306,36161,t)}else{var u=o.convert(n.texture.format),c=o.convert(n.texture.type);a=S(n.texture.internalFormat,u,c);if(r){s=B(n);e.renderbufferStorageMultisample(36161,s,a,n.width,n.height)}else e.renderbufferStorage(36161,a,n.width,n.height)}e.bindRenderbuffer(36161,null)}

2function F(t){var n=r.get(t),a=!0===t.isWebGLCubeRenderTarget;if(t.depthTexture){if(a)throw new Error("target.depthTexture not supported in Cube render targets");!function(t,n){if(n&&n.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(e.bindFramebuffer(36160,t),!n.depthTexture||!n.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");r.get(n.depthTexture).__webglTexture&&n.depthTexture.image.width===n.width&&n.depthTexture.image.height===n.height||(n.depthTexture.image.width=n.width,n.depthTexture.image.height=n.height,n.depthTexture.needsUpdate=!0),C(n.depthTexture,0);var a=r.get(n.depthTexture).__webglTexture;if(1026===n.depthTexture.format)e.framebufferTexture2D(36160,36096,3553,a,0);else{if(1027!==n.depthTexture.format)throw new Error("Unknown depthTexture format");e.framebufferTexture2D(36160,33306,3553,a,0)}}(n.__webglFramebuffer,t)}else if(a){n.__webglDepthbuffer=[];for(var i=0;i<6;i++)e.bindFramebuffer(36160,n.__webglFramebuffer[i]),n.__webglDepthbuffer[i]=e.createRenderbuffer(),z(n.__webglDepthbuffer[i],t,!1)}else e.bindFramebuffer(36160,n.__webglFramebuffer),n.__webglDepthbuffer=e.createRenderbuffer(),z(n.__webglDepthbuffer,t,!1);e.bindFramebuffer(36160,null)}function B(e){return h&&e.isWebGLMultisampleRenderTarget?Math.min(v,e.samples):0}var U=!1,W=!1;this.allocateTextureUnit=function(){var e=T;return e>=d&&console.warn("THREE.WebGLTextures: Trying to use "+e+" texture units while this GPU supports only "+d),T+=1,e},this.resetTextureUnits=function(){T=0},this.setTexture2D=C,this.setTexture2DArray=function(e,t){var a=r.get(e);e.version>0&&a.__version!==e.version?D(a,e,t):(n.activeTexture(33984+t),n.bindTexture(35866,a.__webglTexture))},this.setTexture3D=function(e,t){var a=r.get(e);e.version>0&&a.__version!==e.version?D(a,e,t):(n.activeTexture(33984+t),n.bindTexture(32879,a.__webglTexture))},this.setTextureCube=M,this.setTextureCubeDynamic=A,this.setupRenderTarget=function(t){var a=r.get(t),i=r.get(t.texture);t.addEventListener("dispose",E),i.__webglTexture=e.createTexture(),s.memory.textures++;var u=!0===t.isWebGLCubeRenderTarget,c=!0===t.isWebGLMultisampleRenderTarget,l=w(t)||h;if(!h||1022!==t.texture.format||1015!==t.texture.type&&1016!==t.texture.type||(t.texture.format=1023,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),u){a.__webglFramebuffer=[];for(var d=0;d<6;d++)a.__webglFramebuffer[d]=e.createFramebuffer()}else if(a.__webglFramebuffer=e.createFramebuffer(),c)if(h){a.__webglMultisampledFramebuffer=e.createFramebuffer(),a.__webglColorRenderbuffer=e.createRenderbuffer(),e.bindRenderbuffer(36161,a.__webglColorRenderbuffer);var f=o.convert(t.texture.format),p=o.convert(t.texture.type),m=S(t.texture.internalFormat,f,p),v=B(t);e.renderbufferStorageMultisample(36161,v,m,t.width,t.height),e.bindFramebuffer(36160,a.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(36160,36064,36161,a.__webglColorRenderbuffer),e.bindRenderbuffer(36161,null),t.depthBuffer&&(a.__webglDepthRenderbuffer=e.createRenderbuffer(),z(a.__webglDepthRenderbuffer,t,!0)),e.bindFramebuffer(36160,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(u){n.bindTexture(34067,i.__webglTexture),I(34067,t.texture,l);for(d=0;d<6;d++)P(a.__webglFramebuffer[d],t,36064,34069+d);O(t.texture,l)&&k(34067,t.texture,t.width,t.height),n.bindTexture(34067,null)}else n.bindTexture(3553,i.__webglTexture),I(3553,t.texture,l),P(a.__webglFramebuffer,t,36064,3553),O(t.texture,l)&&k(3553,t.texture,t.width,t.height),n.bindTexture(3553,null);t.depthBuffer&&F(t)},this.updateRenderTargetMipmap=function(e){var t=e.texture;if(O(t,w(e)||h)){var a=e.isWebGLCubeRenderTarget?34067:3553,i=r.get(t).__webglTexture;n.bindTexture(a,i),k(a,t,e.width,e.height),n.bindTexture(a,null)}},this.updateMultisampleRenderTarget=function(t){if(t.isWebGLMultisampleRenderTarget)if(h){var n=r.get(t);e.bindFramebuffer(36008,n.__webglMultisampledFramebuffer),e.bindFramebuffer(36009,n.__webglFramebuffer);var a=t.width,i=t.height,o=16384;t.depthBuffer&&(o|=256),t.stencilBuffer&&(o|=1024),e.blitFramebuffer(0,0,a,i,0,0,a,i,o,9728),e.bindFramebuffer(36160,n.__webglMultisampledFramebuffer)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")},this.safeSetTexture2D=function(e,t){e&&e.isWebGLRenderTarget&&(!1===U&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),U=!0),e=e.texture),C(e,t)}

2,this.safeSetTextureCube=function(e,t){e&&e.isWebGLCubeRenderTarget&&(!1===W&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead."),W=!0),e=e.texture),e&&e.isCubeTexture||Array.isArray(e.image)&&6===e.image.length?M(e,t):A(e,t)}}function ra(e,t,n){var r=n.isWebGL2;return{convert:function(e){var n;if(1009===e)return 5121;if(1017===e)return 32819;if(1018===e)return 32820;if(1019===e)return 33635;if(1010===e)return 5120;if(1011===e)return 5122;if(1012===e)return 5123;if(1013===e)return 5124;if(1014===e)return 5125;if(1015===e)return 5126;if(1016===e)return r?5131:null!==(n=t.get("OES_texture_half_float"))?n.HALF_FLOAT_OES:null;if(1021===e)return 6406;if(1022===e)return 6407;if(1023===e)return 6408;if(1024===e)return 6409;if(1025===e)return 6410;if(1026===e)return 6402;if(1027===e)return 34041;if(1028===e)return 6403;if(1029===e)return 36244;if(1030===e)return 33319;if(1031===e)return 33320;if(1032===e)return 36248;if(1033===e)return 36249;if(33776===e||33777===e||33778===e||33779===e){if(null===(n=t.get("WEBGL_compressed_texture_s3tc")))return null;if(33776===e)return n.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===e)return n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===e)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===e)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===e||35841===e||35842===e||35843===e){if(null===(n=t.get("WEBGL_compressed_texture_pvrtc")))return null;if(35840===e)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===e)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===e)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===e)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===e)return null!==(n=t.get("WEBGL_compressed_texture_etc1"))?n.COMPRESSED_RGB_ETC1_WEBGL:null;if((37492===e||37496===e)&&null!==(n=t.get("WEBGL_compressed_texture_etc"))){if(37492===e)return n.COMPRESSED_RGB8_ETC2;if(37496===e)return n.COMPRESSED_RGBA8_ETC2_EAC}return 37808===e||37809===e||37810===e||37811===e||37812===e||37813===e||37814===e||37815===e||37816===e||37817===e||37818===e||37819===e||37820===e||37821===e||37840===e||37841===e||37842===e||37843===e||37844===e||37845===e||37846===e||37847===e||37848===e||37849===e||37850===e||37851===e||37852===e||37853===e?null!==(n=t.get("WEBGL_compressed_texture_astc"))?e:null:36492===e?null!==(n=t.get("EXT_texture_compression_bptc"))?e:null:1020===e?r?34042:null!==(n=t.get("WEBGL_depth_texture"))?n.UNSIGNED_INT_24_8_WEBGL:null:void 0}}}function aa(e){Zt.call(this),this.cameras=e||[]}function ia(){Q.call(this),this.type="Group"}function oa(){this._targetRay=null,this._grip=null}function sa(e,t){var n=this,r=null,a=1,i=null,o="local-floor",s=null,u=[],c=new Map,l=new Zt;l.layers.enable(1),l.viewport=new x;var h=new Zt;h.layers.enable(2),h.viewport=new x;var d=[l,h],f=new aa;f.layers.enable(1),f.layers.enable(2);var p=null,m=null;function v(e){var t=c.get(e.inputSource);t&&t.dispatchEvent({type:e.type})}function g(){c.forEach((function(e,t){e.disconnect(t)})),c.clear(),e.setFramebuffer(null),e.setRenderTarget(e.getRenderTarget()),_.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function b(e){i=e,_.setContext(r),_.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}function y(e){for(var t=r.inputSources,n=0;n<u.length;n++)c.set(t[n],u[n]);for(n=0;n<e.removed.length;n++){var a=e.removed[n];(i=c.get(a))&&(i.dispatchEvent({type:"disconnected",data:a}),c.delete(a))}for(n=0;n<e.added.length;n++){var i;a=e.added[n];(i=c.get(a))&&i.dispatchEvent({type:"connected",data:a})}}this.enabled=!1,this.isPresenting=!1,this.getController=function(e){var t=u[e];return void 0===t&&(t=new oa,u[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){var t=u[e];return void 0===t&&(t=new oa,u[e]=t),t.getGripSpace()},this.setFramebufferScaleFactor=function(e){a=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){o=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return i}

2,this.getSession=function(){return r},this.setSession=function(e){if(null!==(r=e)){r.addEventListener("select",v),r.addEventListener("selectstart",v),r.addEventListener("selectend",v),r.addEventListener("squeeze",v),r.addEventListener("squeezestart",v),r.addEventListener("squeezeend",v),r.addEventListener("end",g);var n=t.getContextAttributes();!0!==n.xrCompatible&&t.makeXRCompatible();var i={antialias:n.antialias,alpha:n.alpha,depth:n.depth,stencil:n.stencil,framebufferScaleFactor:a},s=new XRWebGLLayer(r,t,i);r.updateRenderState({baseLayer:s}),r.requestReferenceSpace(o).then(b),r.addEventListener("inputsourceschange",y)}};var w=new j,O=new j;function k(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.getInverse(e.matrixWorld)}this.getCamera=function(e){f.near=h.near=l.near=e.near,f.far=h.far=l.far=e.far,p===f.near&&m===f.far||(r.updateRenderState({depthNear:f.near,depthFar:f.far}),p=f.near,m=f.far);var t=e.parent,n=f.cameras;k(f,t);for(var a=0;a<n.length;a++)k(n[a],t);e.matrixWorld.copy(f.matrixWorld);for(var i=e.children,o=(a=0,i.length);a<o;a++)i[a].updateMatrixWorld(!0);return 2===n.length?function(e,t,n){w.setFromMatrixPosition(t.matrixWorld),O.setFromMatrixPosition(n.matrixWorld);var r=w.distanceTo(O),a=t.projectionMatrix.elements,i=n.projectionMatrix.elements,o=a[14]/(a[10]-1),s=a[14]/(a[10]+1),u=(a[9]+1)/a[5],c=(a[9]-1)/a[5],l=(a[8]-1)/a[0],h=(i[8]+1)/i[0],d=o*l,f=o*h,p=r/(-l+h),m=p*-l;t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(m),e.translateZ(p),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.getInverse(e.matrixWorld);var v=o+p,g=s+p,b=d-m,y=f+(r-m),x=u*s/g*v,k=c*s/g*v;e.projectionMatrix.makePerspective(b,y,x,k,v,g)}(f,l,h):f.projectionMatrix.copy(l.projectionMatrix),f};var S=null;var _=new an;_.setAnimationLoop((function(t,n){if(null!==(s=n.getViewerPose(i))){var a=s.views,o=r.renderState.baseLayer;e.setFramebuffer(o.framebuffer);var c=!1;a.length!==f.cameras.length&&(f.cameras.length=0,c=!0);for(var l=0;l<a.length;l++){var h=a[l],p=o.getViewport(h),m=d[l];m.matrix.fromArray(h.transform.matrix),m.projectionMatrix.fromArray(h.projectionMatrix),m.viewport.set(p.x,p.y,p.width,p.height),0===l&&f.matrix.copy(m.matrix),!0===c&&f.cameras.push(m)}}var v=r.inputSources;for(l=0;l<u.length;l++){var g=u[l],b=v[l];g.update(b,n,i)}S&&S(t,n)})),this.setAnimationLoop=function(e){S=e},this.dispose=function(){}}function ua(e){function t(t,n,r){t.opacity.value=n.opacity,n.color&&t.diffuse.value.copy(n.color),n.emissive&&t.emissive.value.copy(n.emissive).multiplyScalar(n.emissiveIntensity),n.map&&(t.map.value=n.map),n.alphaMap&&(t.alphaMap.value=n.alphaMap),n.specularMap&&(t.specularMap.value=n.specularMap);var a,i,o=n.envMap||r;o&&(t.envMap.value=o,t.flipEnvMap.value=o.isCubeTexture?-1:1,t.reflectivity.value=n.reflectivity,t.refractionRatio.value=n.refractionRatio,t.maxMipLevel.value=e.get(o).__maxMipLevel),n.lightMap&&(t.lightMap.value=n.lightMap,t.lightMapIntensity.value=n.lightMapIntensity),n.aoMap&&(t.aoMap.value=n.aoMap,t.aoMapIntensity.value=n.aoMapIntensity),n.map?a=n.map:n.specularMap?a=n.specularMap:n.displacementMap?a=n.displacementMap:n.normalMap?a=n.normalMap:n.bumpMap?a=n.bumpMap:n.roughnessMap?a=n.roughnessMap:n.metalnessMap?a=n.metalnessMap:n.alphaMap?a=n.alphaMap:n.emissiveMap&&(a=n.emissiveMap),void 0!==a&&(a.isWebGLRenderTarget&&(a=a.texture),!0===a.matrixAutoUpdate&&a.updateMatrix(),t.uvTransform.value.copy(a.matrix)),n.aoMap?i=n.aoMap:n.lightMap&&(i=n.lightMap),void 0!==i&&(i.isWebGLRenderTarget&&(i=i.texture),!0===i.matrixAutoUpdate&&i.updateMatrix(),t.uv2Transform.value.copy(i.matrix))}function n(e,t,n){e.roughness.value=t.roughness,e.metalness.value=t.metalness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap),t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap),t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap),t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1)),t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate()),t.dis

2placementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias),(t.envMap||n)&&(e.envMapIntensity.value=t.envMapIntensity)}return{refreshFogUniforms:function(e,t){e.fogColor.value.copy(t.color),t.isFog?(e.fogNear.value=t.near,e.fogFar.value=t.far):t.isFogExp2&&(e.fogDensity.value=t.density)},refreshMaterialUniforms:function(e,r,a,i,o){r.isMeshBasicMaterial?t(e,r):r.isMeshLambertMaterial?(t(e,r),function(e,t){t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap)}(e,r)):r.isMeshToonMaterial?(t(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4),t.gradientMap&&(e.gradientMap.value=t.gradientMap);t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap);t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(e,r)):r.isMeshPhongMaterial?(t(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4),t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap);t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(e,r)):r.isMeshStandardMaterial?(t(e,r,a),r.isMeshPhysicalMaterial?function(e,t,r){n(e,t,r),e.reflectivity.value=t.reflectivity,e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.sheen&&e.sheen.value.copy(t.sheen);t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap);t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap);t.clearcoatNormalMap&&(e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),e.clearcoatNormalMap.value=t.clearcoatNormalMap,1===t.side&&e.clearcoatNormalScale.value.negate());e.transparency.value=t.transparency}(e,r,a):n(e,r,a)):r.isMeshMatcapMaterial?(t(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap);t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(e,r)):r.isMeshDepthMaterial?(t(e,r),function(e,t){t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(e,r)):r.isMeshDistanceMaterial?(t(e,r),function(e,t){t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias);e.referencePosition.value.copy(t.referencePosition),e.nearDistance.value=t.nearDistance,e.farDistance.value=t.farDistance}(e,r)):r.isMeshNormalMaterial?(t(e,r),function(e,t){t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(e,r)):r.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity}(e,r),r.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,r)):r.isPointsMaterial?function(e,t,n,r){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*n,e.scale.value=.5*r,t.map&&(e.map.value=t.map);t.alphaMap&&(e.alphaMap.value=t.alphaMap);var a;t.map?a=t.map:t.alphaMap&&(a=t.alphaMap);void 0!==a&&(!0===a.matrixAutoUpdate&&a.updateMatrix(),e.uvTransform.value.copy(a.matrix))}(e,r,i,o):r.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map);t.alphaMap&&(e.alphaMap.value=t.alphaMap);var n;t.map?n=t.map:t.alphaMap&&(n=t.alphaMap);void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),e.uvTransform.value.copy(n.matrix

2))}(e,r):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function ca(e){var t=void 0!==(e=e||{}).canvas?e.canvas:document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),n=void 0!==e.context?e.context:null,r=void 0!==e.alpha&&e.alpha,a=void 0===e.depth||e.depth,i=void 0===e.stencil||e.stencil,o=void 0!==e.antialias&&e.antialias,s=void 0===e.premultipliedAlpha||e.premultipliedAlpha,u=void 0!==e.preserveDrawingBuffer&&e.preserveDrawingBuffer,c=void 0!==e.powerPreference?e.powerPreference:"default",l=void 0!==e.failIfMajorPerformanceCaveat&&e.failIfMajorPerformanceCaveat,h=null,d=null;this.domElement=t,this.debug={checkShaderErrors:!0},this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.sortObjects=!0,this.clippingPlanes=[],this.localClippingEnabled=!1,this.gammaFactor=2,this.outputEncoding=3e3,this.physicallyCorrectLights=!1,this.toneMapping=0,this.toneMappingExposure=1,this.toneMappingWhitePoint=1,this.maxMorphTargets=8,this.maxMorphNormals=4;var f,v,g,b,y,w,O,k,S,_,E,T,C,M,A,N,R,L,D,P=this,z=!1,F=null,B=0,U=0,W=null,V=null,G=-1,H={geometry:null,program:null,wireframe:!1},q=null,X=null,Y=new x,K=new x,Z=null,J=t.width,Q=t.height,ee=1,te=null,ne=null,re=new x(0,0,J,Q),ae=new x(0,0,J,Q),ie=!1,oe=new nn,se=new pn,ue=!1,ce=!1,le=new I,he=new j;function de(){return null===W?ee:1}try{var fe={alpha:r,depth:a,stencil:i,antialias:o,premultipliedAlpha:s,preserveDrawingBuffer:u,powerPreference:c,failIfMajorPerformanceCaveat:l};if(t.addEventListener("webglcontextlost",ge,!1),t.addEventListener("webglcontextrestored",be,!1),null===(f=n||t.getContext("webgl",fe)||t.getContext("experimental-webgl",fe)))throw null!==t.getContext("webgl")?new Error("Error creating WebGL context with your selected attributes."):new Error("Error creating WebGL context.");void 0===f.getShaderPrecisionFormat&&(f.getShaderPrecisionFormat=function(){return{rangeMin:1,rangeMax:1,precision:1}})}catch(Ce){throw console.error("THREE.WebGLRenderer: "+Ce.message),Ce}function pe(){v=new mn(f),!1===(g=new fn(f,v,e)).isWebGL2&&(v.get("WEBGL_depth_texture"),v.get("OES_texture_float"),v.get("OES_texture_half_float"),v.get("OES_texture_half_float_linear"),v.get("OES_standard_derivatives"),v.get("OES_element_index_uint"),v.get("ANGLE_instanced_arrays")),v.get("OES_texture_float_linear"),D=new ra(f,v,g),(b=new ta(f,v,g)).scissor(K.copy(ae).multiplyScalar(ee).floor()),b.viewport(Y.copy(re).multiplyScalar(ee).floor()),y=new bn(f),w=new Ur,O=new na(f,v,b,w,g,D,y),k=new on(f,g),S=new vn(f,k,y),_=new wn(f,S,k,y),N=new xn(f),E=new Br(P,v,g),T=new ua(w),C=new Hr,M=new Jr,A=new hn(P,b,_,s),R=new dn(f,v,y,g),L=new gn(f,v,y,g),y.programs=E.programs,P.capabilities=g,P.extensions=v,P.properties=w,P.renderLists=C,P.state=b,P.info=y}pe();var me=new sa(P,f);this.xr=me;var ve=new ea(P,_,g.maxTextureSize);function ge(e){e.preventDefault(),console.log("THREE.WebGLRenderer: Context Lost."),z=!0}function be(){console.log("THREE.WebGLRenderer: Context Restored."),z=!1,pe()}function ye(e){var t=e.target;t.removeEventListener("dispose",ye),function(e){xe(e),w.remove(e)}(t)}function xe(e){var t=w.get(e).program;e.program=void 0,void 0!==t&&E.releaseProgram(t)}this.shadowMap=ve,this.getContext=function(){return f},this.getContextAttributes=function(){return f.getContextAttributes()},this.forceContextLoss=function(){var e=v.get("WEBGL_lose_context");e&&e.loseContext()},this.forceContextRestore=function(){var e=v.get("WEBGL_lose_context");e&&e.restoreContext()},this.getPixelRatio=function(){return ee},this.setPixelRatio=function(e){void 0!==e&&(ee=e,this.setSize(J,Q,!1))},this.getSize=function(e){return void 0===e&&(console.warn("WebGLRenderer: .getsize() now requires a Vector2 as an argument"),e=new m),e.set(J,Q)},this.setSize=function(e,n,r){me.isPresenting?console.warn("THREE.WebGLRenderer: Can't change size while VR device is presenting."):(J=e,Q=n,t.width=Math.floor(e*ee),t.height=Math.floor(n*ee),!1!==r&&(t.style.width=e+"px",t.style.height=n+"px"),this.setViewport(0,0,e,n))},this.getDrawingBufferSize=function(e){return void 0===e&&(console.warn("WebGLRenderer: .getdrawingBufferSize() now requires a Vector2 as an argument"),e=new m),e.set(J*ee,Q*ee).floor()},this.setDrawingBufferSize=function(e,n,r){J=e,Q=n,ee=r,t.width=Math.floor(e*r),t.height=Math.floor(n*r),this.setViewport(0,0,e,n)},this.getCurrentViewport=function(e){return void 0===e&&(console.warn("WebGLRenderer: .getCurrentViewport() now requires a Vector4 as an argument"),e=new x),e.copy(Y)},this.getViewport=function(e){return e.copy(re)},this.setViewport=function(e,t,n,r){e.isVector4?re.set(e.x,e.y,e.z,e.w):re.set(e,t,n,r),b.viewport(Y.copy(re).multiplyScalar(ee).floor())},this.getScissor=function(e){return e.copy(ae)},this.setScissor=function(e,t,n,r){e.isVector4?ae.set(e.x,e.y,e.z,e.w):ae.set(e,t,n,r),b.scissor(K.copy(ae).multiplyScalar(ee).floor())},this.getScissorTest=function(){return ie},this.setScissorTest=function(e){b.setScissorTest(ie=e)},this.setOpaqueSort=function(e){te=e},this.setTransparentSort=function(e){ne=e},this.getClearColor=function(){return A.getClearColor()},this.setClearColor=function(){A.setClearColor.apply(A,arguments)},this.getClearAlpha=function(){return A.getClearAlpha()},this.setClearAlpha=function(){A.setClearAlpha.apply(A,arguments)},this.clear=function(e,t,n){var r=0;(void 0===e||e)&&(r|=16384),(void 0===t||t)&&(r|=256),(void 0===n||n)&&(r|=1024),f.clear(r)},this.clearColor=function(){this.clear(!0,!1,!1)},this.clearDepth=function(){this.clear(!1,!0,!1)},this.clearStencil=function(){this.clear(!1,!1,!0)},this.dispose=function(){t.removeEventListener("webglcontextlost",ge,!1),t.removeEventListener("webglcontextrestored",be,!1),C.dispose(),M.dispose(),w.dispose(),_.dispose(),me.dispose(),ke.stop()},this.renderBufferImmediate=function(e,t){b.initAttributes();var n=w.get(e);e.hasPositions&&!n.position&&(n.position=f.createBuffer()),e.hasNormals&&!n.normal&&(n.normal=f.createBuffer()),e.hasUvs&&!n.uv&&(n.uv=f.createBuffer()),e.hasColors&&!n.color&&(n.color=f.createBuffer());var r=t.getAttributes();e.hasPositions&&(f.bindBuffer(34962,n.position),f.bufferData(34962,e.positionArray,35048),b.enableAttribute(r.position),f.vertexAttribPointer(r.position,3,5126,!1,0,0)),e.hasNormals&&

2(f.bindBuffer(34962,n.normal),f.bufferData(34962,e.normalArray,35048),b.enableAttribute(r.normal),f.vertexAttribPointer(r.normal,3,5126,!1,0,0)),e.hasUvs&&(f.bindBuffer(34962,n.uv),f.bufferData(34962,e.uvArray,35048),b.enableAttribute(r.uv),f.vertexAttribPointer(r.uv,2,5126,!1,0,0)),e.hasColors&&(f.bindBuffer(34962,n.color),f.bufferData(34962,e.colorArray,35048),b.enableAttribute(r.color),f.vertexAttribPointer(r.color,3,5126,!1,0,0)),b.disableUnusedAttributes(),f.drawArrays(4,0,e.count),e.count=0};var we=new $;this.renderBufferDirect=function(e,t,n,r,a,i){null===t&&(t=we);var o=a.isMesh&&a.matrixWorld.determinant()<0,s=Te(e,t,r,a);b.setMaterial(r,o);var u=!1;H.geometry===n.id&&H.program===s.id&&H.wireframe===(!0===r.wireframe)||(H.geometry=n.id,H.program=s.id,H.wireframe=!0===r.wireframe,u=!0),(r.morphTargets||r.morphNormals)&&(N.update(a,n,r,s),u=!0),!0===a.isInstancedMesh&&(u=!0);var c=n.index,l=n.attributes.position;if(null===c){if(void 0===l||0===l.count)return}else if(0===c.count)return;var h,d=1;!0===r.wireframe&&(c=S.getWireframeAttribute(n),d=2);var p=R;null!==c&&(h=k.get(c),(p=L).setIndex(h)),u&&(!function(e,t,n,r){if(!1===g.isWebGL2&&(e.isInstancedMesh||t.isInstancedBufferGeometry)&&null===v.get("ANGLE_instanced_arrays"))return;b.initAttributes();var a=t.attributes,i=r.getAttributes(),o=n.defaultAttributeValues;for(var s in i){var u=i[s];if(u>=0){var c=a[s];if(void 0!==c){var l=c.normalized,h=c.itemSize;if(void 0===(O=k.get(c)))continue;var d=O.buffer,p=O.type,m=O.bytesPerElement;if(c.isInterleavedBufferAttribute){var y=c.data,x=y.stride,w=c.offset;y&&y.isInstancedInterleavedBuffer?(b.enableAttributeAndDivisor(u,y.meshPerAttribute),void 0===t._maxInstanceCount&&(t._maxInstanceCount=y.meshPerAttribute*y.count)):b.enableAttribute(u),f.bindBuffer(34962,d),b.vertexAttribPointer(u,h,p,l,x*m,w*m)}else c.isInstancedBufferAttribute?(b.enableAttributeAndDivisor(u,c.meshPerAttribute),void 0===t._maxInstanceCount&&(t._maxInstanceCount=c.meshPerAttribute*c.count)):b.enableAttribute(u),f.bindBuffer(34962,d),b.vertexAttribPointer(u,h,p,l,0,0)}else if("instanceMatrix"===s){var O;if(void 0===(O=k.get(e.instanceMatrix)))continue;d=O.buffer,p=O.type;b.enableAttributeAndDivisor(u+0,1),b.enableAttributeAndDivisor(u+1,1),b.enableAttributeAndDivisor(u+2,1),b.enableAttributeAndDivisor(u+3,1),f.bindBuffer(34962,d),f.vertexAttribPointer(u+0,4,p,!1,64,0),f.vertexAttribPointer(u+1,4,p,!1,64,16),f.vertexAttribPointer(u+2,4,p,!1,64,32),f.vertexAttribPointer(u+3,4,p,!1,64,48)}else if(void 0!==o){var S=o[s];if(void 0!==S)switch(S.length){case 2:f.vertexAttrib2fv(u,S);break;case 3:f.vertexAttrib3fv(u,S);break;case 4:f.vertexAttrib4fv(u,S);break;default:f.vertexAttrib1fv(u,S)}}}}b.disableUnusedAttributes()}(a,n,r,s),null!==c&&f.bindBuffer(34963,h.buffer));var m=null!==c?c.count:l.count,y=n.drawRange.start*d,x=n.drawRange.count*d,w=null!==i?i.start*d:0,O=null!==i?i.count*d:1/0,_=Math.max(y,w),j=Math.min(m,y+x,w+O)-1,E=Math.max(0,j-_+1);if(0!==E){if(a.isMesh)!0===r.wireframe?(b.setLineWidth(r.wireframeLinewidth*de()),p.setMode(1)):p.setMode(4);else if(a.isLine){var T=r.linewidth;void 0===T&&(T=1),b.setLineWidth(T*de()),a.isLineSegments?p.setMode(1):a.isLineLoop?p.setMode(2):p.setMode(3)}else a.isPoints?p.setMode(0):a.isSprite&&p.setMode(4);if(a.isInstancedMesh)p.renderInstances(n,_,E,a.count);else if(n.isInstancedBufferGeometry){var C=Math.min(n.instanceCount,n._maxInstanceCount);p.renderInstances(n,_,E,C)}else p.render(_,E)}},this.compile=function(e,t){(d=M.get(e,t)).init(),e.traverse((function(e){e.isLight&&(d.pushLight(e),e.castShadow&&d.pushShadow(e))})),d.setupLights(t);var n={};e.traverse((function(t){var r=t.material;if(r)if(Array.isArray(r))for(var a=0;a<r.length;a++){var i=r[a];i.uuid in n===!1&&(Ee(i,e,t),n[i.uuid]=!0)}else r.uuid in n===!1&&(Ee(r,e,t),n[r.uuid]=!0)}))};var Oe=null;var ke=new an;function Se(e,t,n,r){if(!1!==e.visible){if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)d.pushLight(e),e.castShadow&&d.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||oe.intersectsSprite(e)){r&&he.setFromMatrixPosition(e.matrixWorld).applyMatrix4(le);var a=_.update(e);(i=e.material).visible&&h.push(e,a,i,n,he.z,null)}}else if(e.isImmediateRenderObject)r&&he.setFromMatrixPosition(e.matrixWorld).applyMatrix4(le),h.push(e,null,e.material,n,he.z,null);else if((e.isMesh||e.isLine||e.isPoints)&&(e.isSkinnedMesh&&e.skeleton.frame!==y.render.frame&&(e.skeleton.update(),e.skeleton.frame=y.render.frame),!e.frustumCulled||oe.intersectsObject(e))){r&&he.setFromMatrixPosition(e.matrixWorld).applyMatrix4(le);a=_.update(e);var i=e.material;if(Array.isArray(i))for(var o=a.groups,s=0,u=o.length;s<u;s++){var c=o[s],l=i[c.materialIndex];l&&l.visible&&h.push(e,a,l,n,he.z,c)}else i.visible&&h.push(e,a,i,n,he.z,null)}var f=e.children;for(s=0,u=f.length;s<u;s++)Se(f[s],t,n,r)}}function _e(e,t,n,r){for(var a=0,i=e.length;a<i;a++){var o=e[a],s=o.object,u=o.geometry,c=void 0===r?o.material:r,l=o.group;if(n.isArrayCamera){X=n;for(var h=n.cameras,f=0,p=h.length;f<p;f++){var m=h[f];

2s.layers.test(m.layers)&&(b.viewport(Y.copy(m.viewport)),d.setupLights(m),je(s,t,m,u,c,l))}}else X=null,je(s,t,n,u,c,l)}}function je(e,t,n,r,a,i){if(e.onBeforeRender(P,t,n,r,a,i),d=M.get(t,X||n),e.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix),e.isImmediateRenderObject){var o=Te(n,t,a,e);b.setMaterial(a),H.geometry=null,H.program=null,H.wireframe=!1,function(e,t){e.render((function(e){P.renderBufferImmediate(e,t)}))}(e,o)}else P.renderBufferDirect(n,t,r,a,e,i);e.onAfterRender(P,t,n,r,a,i),d=M.get(t,X||n)}function Ee(e,t,n){var r=w.get(e),a=d.state.lights,i=d.state.shadowsArray,o=a.state.version,s=E.getParameters(e,a.state,i,t,se.numPlanes,se.numIntersection,n),u=E.getProgramCacheKey(s),c=r.program,l=!0;if(void 0===c)e.addEventListener("dispose",ye);else if(c.cacheKey!==u)xe(e);else if(r.lightsStateVersion!==o)r.lightsStateVersion=o,l=!1;else{if(void 0!==s.shaderID)return;l=!1}l&&(c=E.acquireProgram(s,u),r.program=c,r.uniforms=s.uniforms,r.outputEncoding=s.outputEncoding,e.program=c);var h=c.getAttributes();if(e.morphTargets){e.numSupportedMorphTargets=0;for(var f=0;f<P.maxMorphTargets;f++)h["morphTarget"+f]>=0&&e.numSupportedMorphTargets++}if(e.morphNormals){e.numSupportedMorphNormals=0;for(f=0;f<P.maxMorphNormals;f++)h["morphNormal"+f]>=0&&e.numSupportedMorphNormals++}var p=r.uniforms;(e.isShaderMaterial||e.isRawShaderMaterial)&&!0!==e.clipping||(r.numClippingPlanes=se.numPlanes,r.numIntersection=se.numIntersection,p.clippingPlanes=se.uniform),r.environment=e.isMeshStandardMaterial?t.environment:null,r.fog=t.fog,r.needsLights=function(e){return e.isMeshLambertMaterial||e.isMeshToonMaterial||e.isMeshPhongMaterial||e.isMeshStandardMaterial||e.isShadowMaterial||e.isShaderMaterial&&!0===e.lights}(e),r.lightsStateVersion=o,r.needsLights&&(p.ambientLightColor.value=a.state.ambient,p.lightProbe.value=a.state.probe,p.directionalLights.value=a.state.directional,p.directionalLightShadows.value=a.state.directionalShadow,p.spotLights.value=a.state.spot,p.spotLightShadows.value=a.state.spotShadow,p.rectAreaLights.value=a.state.rectArea,p.pointLights.value=a.state.point,p.pointLightShadows.value=a.state.pointShadow,p.hemisphereLights.value=a.state.hemi,p.directionalShadowMap.value=a.state.directionalShadowMap,p.directionalShadowMatrix.value=a.state.directionalShadowMatrix,p.spotShadowMap.value=a.state.spotShadowMap,p.spotShadowMatrix.value=a.state.spotShadowMatrix,p.pointShadowMap.value=a.state.pointShadowMap,p.pointShadowMatrix.value=a.state.pointShadowMatrix);var m=r.program.getUniforms(),v=yr.seqWithValue(m.seq,p);r.uniformsList=v}function Te(e,t,n,r){O.resetTextureUnits();var a=t.fog,i=n.isMeshStandardMaterial?t.environment:null,o=null===W?P.outputEncoding:W.texture.encoding,s=w.get(n),u=d.state.lights;if(ue&&(ce||e!==q)){var c=e===q&&n.id===G;se.setState(n.clippingPlanes,n.clipIntersection,n.clipShadows,e,s,c)}n.version===s.__version?void 0===s.program||n.fog&&s.fog!==a||s.environment!==i||s.needsLights&&s.lightsStateVersion!==u.state.version?Ee(n,t,r):void 0===s.numClippingPlanes||s.numClippingPlanes===se.numPlanes&&s.numIntersection===se.numIntersection?s.outputEncoding!==o&&Ee(n,t,r):Ee(n,t,r):(Ee(n,t,r),s.__version=n.version);var l,h,m=!1,v=!1,y=!1,x=s.program,k=x.getUniforms(),S=s.uniforms;if(b.useProgram(x.program)&&(m=!0,v=!0,y=!0),n.id!==G&&(G=n.id,v=!0),m||q!==e){if(k.setValue(f,"projectionMatrix",e.projectionMatrix),g.logarithmicDepthBuffer&&k.setValue(f,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),q!==e&&(q=e,v=!0,y=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){var _=k.map.cameraPosition;void 0!==_&&_.setValue(f,he.setFromMatrixPosition(e.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&k.setValue(f,"isOrthographic",!0===e.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.skinning)&&k.setValue(f,"viewMatrix",e.matrixWorldInverse)}if(n.skinning){k.setOptional(f,r,"bindMatrix"),k.setOptional(f,r,"bindMatrixInverse");var j=r.skeleton;if(j){var E=j.bones;if(g.floatVertexTextures){if(void 0===j.boneTexture){var C=Math.sqrt(4*E.length);C=p.ceilPowerOfTwo(C),C=Math.max(C,4);var M=new Float32Array(C*C*4);M.set(j.boneMatrices);var A=new $t(M,C,C,1023,1015);j.boneMatrices=M,j.boneTexture=A,j.boneTextureSize=C}k.setValue(f,"boneTexture",j.boneTexture,O),k.setValue(f,"boneTextureSize",j.boneTextureSize)}else k.setOptional(f,j,"boneMatrices")}}return(v||s.receiveShadow!==r.receiveShadow)&&(s.receiveShadow=r.receiveShadow,k.setValue(f,"receiveShadow",r.receiveShadow)),v&&(k.setValue(f,"toneMappingExposure",P.toneMappingExposure),k.setValue(f,"toneMappingWhitePoint",P.toneMappingWhitePoint),s.needsLights&&(h=y,(l=S).ambientLightColor.needsUpdate=h,l.lightProbe.needsUpdate=h,l.directionalLights.needsUpdate=h,l.directionalLightShadows.needsUpdate=h,l.pointLights.needsUpdate=h,l.pointLightShadows.needsUpdate=h,l.spotLights.needsUpdate=h,l.spotLightShadows.needsUpdate=h,l.rectAreaLights.needsUpdate=h,l.hemisphereLights.needsUpdate=h),a&&n.fog&&T.refreshFogUniforms(S,a),T.refreshMaterialUniforms(S,n,i,ee,Q),void 0!==S.ltc_1&&(S.ltc_1.value=rn.LTC_1),void 0!==S.ltc_2&&(S.ltc_2.value=rn.LTC_2),yr.upload(f,s.uniformsList,S,O)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(yr.upload(f,s.uniformsList,S,O),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&k.setValue(f,"center",r.center),k.setValue(f,"modelViewMatrix",r.modelViewMatrix),k.setValue(f,"normalMatrix",r.normalMatrix),k.setValue(f,"modelMatrix",r.matrixWorld),x}ke.setAnimationLoop((function(e){me.isPresenting||Oe&&Oe(e)})),"undefined"!==typeof window&&ke.setContext(window),this.setAnimationLoop=function(e){Oe=e,me.setAnimationLoop(e),ke.start()},this.render=function(e,t){var n,r;if(void 0!==arguments[2]&&(console.warn("THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead."),n=arguments[2]),void 0!==arguments[3]&&(console.warn("THREE.WebGLRenderer.render(): the forceClear argument has been removed. Use .clear() instead."),r=arguments[3]),t&&t.isCamera){if(!z){H.geometry=null,H.program=null,H.wireframe=!1,G=-1,q=null,!0===e.autoUpdate&&e.updateMatrixWorld(),null===t.parent&&t.updateMatrixWorld(),me.enabled&&me.isPresenting&&(t=me.getCamera(t)),e.onBeforeRender(P,e,t,n||W),(d=M.get(e,t)).init(),le.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),oe.setFromProjectionMatrix(le),ce=this.localClippingEnabled,ue=se.init(this.clippingPlanes,ce,t),(h=C.get(e,t)).init(),Se(e,t,0,P.sortObjects),h.finish(),!0===P.sortObjects&&h.sort(te,ne),ue&&se.beginShadows();var a=d.state.shadowsArray;ve.render(a,e,t),d.setupLights(t),ue&&se.endShadows(),this.info.autoReset&&this.info.reset(),void 0!==n&&this.setRenderTarget(n),A.render(h,e,t,r);var i=h.opaque,o=h.transparent;if(e.overrideMaterial){var s=e.overrideMaterial;i.length&&_e(i,e,t,s),o.length&&_e(o,e,t,s)}else i.length&&_e(i,e,t),o.length&&_e(o,e,t);e.onAfterRender(P,e,t),null!==W&&(O.updateRenderTargetMipmap(W),O.updateMultisampleRenderTarget(W)),b.buffers.depth.setTest(!0),b.buffers.depth.setMask(!0),b.buffers.color.setMask(!0),b.setPolygonOffset(!1),h=null,d=null}}else console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.")},this.setFramebuffer=function(e){F!==e&&null===W&&f.bindFramebuffer(36160,e),F=e},this.getActiveCubeFace=function(){return B},this.getActiveMipmapLevel=function(){return U},this.getRenderTarget=function(){return W},this.setRenderTarget=function(e,t,n){W=e,B=t,U=n,e&&void 0===w.get(e).__webglFramebuffer&&O.setupRenderTarget(e);var r=F,a=!1;if(e){var i=w.get(e).__webglFramebuffer;

2e.isWebGLCubeRenderTarget?(r=i[t||0],a=!0):r=e.isWebGLMultisampleRenderTarget?w.get(e).__webglMultisampledFramebuffer:i,Y.copy(e.viewport),K.copy(e.scissor),Z=e.scissorTest}else Y.copy(re).multiplyScalar(ee).floor(),K.copy(ae).multiplyScalar(ee).floor(),Z=ie;if(V!==r&&(f.bindFramebuffer(36160,r),V=r),b.viewport(Y),b.scissor(K),b.setScissorTest(Z),a){var o=w.get(e.texture);f.framebufferTexture2D(36160,36064,34069+(t||0),o.__webglTexture,n||0)}},this.readRenderTargetPixels=function(e,t,n,r,a,i,o){if(e&&e.isWebGLRenderTarget){var s=w.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(s=s[o]),s){var u=!1;s!==V&&(f.bindFramebuffer(36160,s),u=!0);try{var c=e.texture,l=c.format,h=c.type;if(1023!==l&&D.convert(l)!==f.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(1009!==h&&D.convert(h)!==f.getParameter(35738)&&(1015!==h||!(g.isWebGL2||v.get("OES_texture_float")||v.get("WEBGL_color_buffer_float")))&&(1016!==h||!(g.isWebGL2?v.get("EXT_color_buffer_float"):v.get("EXT_color_buffer_half_float"))))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");36053===f.checkFramebufferStatus(36160)?t>=0&&t<=e.width-r&&n>=0&&n<=e.height-a&&f.readPixels(t,n,r,a,D.convert(l),D.convert(h),i):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{u&&f.bindFramebuffer(36160,V)}}}else console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.")},this.copyFramebufferToTexture=function(e,t,n){void 0===n&&(n=0);var r=Math.pow(2,-n),a=Math.floor(t.image.width*r),i=Math.floor(t.image.height*r),o=D.convert(t.format);O.setTexture2D(t,0),f.copyTexImage2D(3553,n,o,e.x,e.y,a,i,0),b.unbindTexture()},this.copyTextureToTexture=function(e,t,n,r){void 0===r&&(r=0);var a=t.image.width,i=t.image.height,o=D.convert(n.format),s=D.convert(n.type);O.setTexture2D(n,0),t.isDataTexture?f.texSubImage2D(3553,r,e.x,e.y,a,i,o,s,t.image.data):t.isCompressedTexture?f.compressedTexSubImage2D(3553,r,e.x,e.y,t.mipmaps[0].width,t.mipmaps[0].height,o,t.mipmaps[0].data):f.texSubImage2D(3553,r,e.x,e.y,o,s,t.image),0===r&&n.generateMipmaps&&f.generateMipmap(3553),b.unbindTexture()},this.initTexture=function(e){O.setTexture2D(e,0),b.unbindTexture()},"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}function la(e,t){this.name="",this.color=new Ve(e),this.density=void 0!==t?t:25e-5}function ha(e,t,n){this.name="",this.color=new Ve(e),this.near=void 0!==t?t:1,this.far=void 0!==n?n:1e3}function da(e,t){this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0}aa.prototype=Object.assign(Object.create(Zt.prototype),{constructor:aa,isArrayCamera:!0}),ia.prototype=Object.assign(Object.create(Q.prototype),{constructor:ia,isGroup:!0}),Object.assign(oa.prototype,{constructor:oa,getTargetRaySpace:function(){return null===this._targetRay&&(this._targetRay=new ia,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1),this._targetRay},getGripSpace:function(){return null===this._grip&&(this._grip=new ia,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1),this._grip},dispatchEvent:function(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),this},disconnect:function(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),this},update:function(e,t,n){var r=null,a=null,i=this._targetRay,o=this._grip;return e&&(null!==i&&null!==(r=t.getPose(e.targetRaySpace,n))&&(i.matrix.fromArray(r.transform.matrix),i.matrix.decompose(i.position,i.rotation,i.scale)),null!==o&&e.gripSpace&&null!==(a=t.getPose(e.gripSpace,n))&&(o.matrix.fromArray(a.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale))),null!==i&&(i.visible=null!==r),null!==o&&(o.visible=null!==a),this}}),Object.assign(sa.prototype,l.prototype),Object.assign(la.prototype,{isFogExp2:!0,clone:function(){return new la(this.color,this.density)},toJSON:function(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}),Object.assign(ha.prototype,{isFog:!0,clone:function(){return new ha(this.color,this.near,this.far)},toJSON:function(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}),Object.defineProperty(da.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.assign(da.prototype,{isInterleavedBuffer:!0,onUploadCallback:function(){},setUsage:function(e){return this.usage=e,this},copy:function(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this},copyAt:function(e,t,n){e*=this.stride,n*=t.stride;for(var r=0,a=this.stride;r<a;r++)this.array[e+r]=t.array[n+r];return this},set:function(e,t){return void 0===t&&(t=0),this.array.set(e,t),this},clone:function(){return(new this.constructor).copy(this)},onUpload:function(e){return this.onUploadCallback=e,this}});var fa,pa=new j;function ma(e,t,n,r){this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=!0===r}function va(e){Ke.call(this),this.type="SpriteMaterial",this.color=new Ve(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.setValues(e)}Object.defineProperties(ma.prototype,{count:{get:function(){return this.data.count}},array:{get:function(){return this.data.array}}}),Object.assign(ma.prototype,{isInterleavedBufferAttribute:!0,applyMatrix4:function(e){for(var t=0,n=this.data.count;t<n;t++)pa.x=this.getX(t),pa.y=this.getY(t),pa.z=this.getZ(t),pa.applyMatrix4(e),this.setXYZ(t,pa.x,pa.y,pa.z);return this},setX:function(e,t){return this.data.array[e*this.data.stride+this.offset]=t,this},setY:function(e,t){return this.data.array[e*this.data.stride+this.offset+1]=t,this},setZ:function(e,t){return this.data.array[e*this.data.stride+this.offset+2]=t,this},setW:function(e,t){return this.data.array[e*this.data.stride+this.offset+3]=t,this},getX:function(e){return this.data.array[e*this.data.stride+this.offset]},getY:function(e){return this.data.array[e*this.data.stride+this.offset+1]},getZ:function(e){return this.data.array[e*this.data.stride+this.offset+2]},getW:function(e){return this.data.array[e*this.data.stride+this.offset+3]},setXY:function(e,t,n){return e=e*this.data.stride+this.offset,this.data.array[e+0]=t,this.data.array[e+1]=n,this},setXYZ:function(e,t,n,r){return e=e*this.data.stride+this.offset,this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=r,this},setXYZW:function(e,t,n,r,a){return e=e*this.data.stride+this.offset,this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=r,this.data.array[e+3]=a,this},clone:function(){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interlaved buffer attribute will deinterleave buffer data.");for(var e=[],t=0;t<this.count;t++)for(var n=t*this.data.stride+this.offset,r=0;r<this.itemSize;r++)e.push(this.data.array[n+r]);return new Qe(new this.array.constructor(e),this.itemSize,this.normalized)},toJSON:function(){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interlaved buffer attribute will deinterleave buffer data.");for(var e=[],t=0;t<this.count;t++)for(var n=t*this.data.stride+this.offset,r=0;r<this.itemSize;r++)e.push(this.data.array[n+r]);return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}}),va.prototype=Object.create(Ke.prototype),va.prototype.constructor=va,va.prototype.isSpriteMaterial=!0,va.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this};var ga=new j,ba=new j,ya=new j,xa=new m,wa=new m,Oa=new I,ka=new j,Sa=new j,_a=new j,ja=new m,Ea=new m,Ta=new m;function Ca(e){if(Q.call(this),this.type="Sprite",void 0===fa){fa=new gt;var t=new da(new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),5);fa.setIndex([0,1,2,0,2,3]),fa.setAttribute("position",new ma(t,3,0,!1)),fa.setAttribute("uv",new ma(t,2,3,!1))}this.geometry=fa,this.material=void 0!==e?e:new va,this.center=new m(.5,.5)}function Ma(e,t,n,r,a,i){xa.subVectors(e,n).addScalar(.5).multiply(r),void 0!==a?(wa.x=i*xa.x-a*xa.y,wa.y=a*xa.x+i*xa.y):wa.copy(xa),e.copy(t),e.x+=wa.x,e.y+=wa.y,e.applyMatrix4(Oa)}Ca.prototype=Object.assign(Object.create(Q.prototype),{constructor:Ca,isSprite:!0,raycast:function(e,t){null===e.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),ba.setFromMatrixScale(this.matrixWorld),Oa.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),ya.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&ba.multiplyScalar(-ya.z);var n,r,a=this.material.rotation;0!==a&&(r=Math.cos(a),n=Math.sin(a));var i=this.center;Ma(ka.set(-.5,-.5,0),ya,i,ba,n,r),Ma(Sa.set(.5,-.5,0),ya,i,ba,n,r),Ma(_a.set(.5,.5,0),ya,i,ba,n,r),ja.set(0,0),Ea.set(1,0),Ta.set(1,1);var o=e.ray.intersectTriangle(ka,Sa,_a,!1,ga);if(null!==o||(Ma(Sa.set(-.5,.5,0),ya,i,ba,n,r),Ea.set(0,1),null!==(o=e.ray.intersectTriangle(ka,_a,Sa,!1,ga)))){var s=e.ray.origin.distanceTo(ga);s<e.near||s>e.far||t.push({distance:s,point:ga.clone(),uv:Fe.getUV(ga,ka,Sa,_a,ja,Ea,Ta,new m),face:null,object:this})}},clone:function(){return new this.constructor(this.material).copy(this)},copy:function(e){return Q.prototype.copy.call(this,e),void 0!==e.center&&this.center.copy(e.center),this}});var Aa=new j,Na=new j;function Ra(){Q.call(this),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}function Ia(e,t){e&&e.isGeometry&&console.error("THREE.SkinnedMesh no longer supports THREE.Geometry. Use THREE.BufferGeometry instead."),Lt.call(this,e,t),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new I,this.bindMatrixInverse=new I}Ra.prototype=Object.assign(Object.create(Q.prototype),{constructor:Ra,isLOD:!0,copy:function(e){Q.prototype.copy.call(this,e,!1);for(var t=e.levels,n=0,r=t.length;n<r;n++){var a=t[n];this.addLevel(a.object.clone(),a.distance)}return this.autoUpdate=e.autoUpdate,this},addLevel:function(e,t){void 0===t&&(t=0),t=Math.abs(t);for(var n=this.levels,r=0;r<n.length&&!(t<n[r].distance);r++);return n.splice(r,0,{distance:t,object:e}),this.add(e),this},getCurrentLevel:function(){return this._currentLevel},getObjectForDistance:function(e){var t=this.levels;if(t.length>0){for(var n=1,r=t.length;n<r&&!(e<t[n].distance);n++);return t[n-1].object}return null},raycast:function(e,t){if(this.levels.length>0){Aa.setFromMatrixPosition(this.matrixWorld);var n=e.ray.origin.distanceTo(Aa);this.getObjectForDistance(n).raycast(e,t)}},update:function(e){var t=this.levels;if(t.length>1){Aa.setFromMatrixPosition(e.matrixWorld),Na.setFromMatrixPosition(this.matrixWorld);var n=Aa.distanceTo(Na)/e.zoom;t[0].object.visible=!0;for(var r=1,a=t.length;r<a&&n>=t[r].distance;r++)t[r-1].object.visible=!1,t[r].object.visible=!0;for(this._currentLevel=r-1;r<a;r++)t[r].object.visible=!1}},toJSON:function(e){var t=Q.prototype.toJSON.call(this,e);!1===this.autoUpdate&&(t.object.autoUpdate=!1),t.object.levels=[];for(var n=this.levels,r=0,a=n.length;r<a;r++){var i=n[r];t.object.levels.push({object:i.object.uuid,distance:i.distance})}return t}}),Ia.prototype=Object.assign(Object.create(Lt.prototype),{constructor:Ia,isSkinnedMesh:!0,bind:function(e,t){this.skeleton=e,void 0===t&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.getInverse(t)},pose:function(){this.skeleton.pose()},normalizeSkinWeights:function(){for(var e=new x,t=this.geometry.attributes.skinWeight,n=0,r=t.count;n<r;n++){e.x=t.getX(n),e.y=t.getY(n),e.z=t.getZ(n),e.w=t.getW(n);var a=1/e.manhattanLength();a!==1/0?e.multiplyScalar(a):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}},updateMatrixWorld:function(e){Lt.prototype.updateMatrixWorld.call(this,e),"attached"===this.bindMode?this.bindMatrixInverse.getInverse(this.matrixWorld):"detached"===this.bindMode?this.bindMatrixInverse.getInverse(this.bindMatrix):console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)},boneTransform:function(){var e=new j,t=new x,n=new x,r=new j,a=new I;return function(i,o){var s=this.skeleton,u=this.geometry;t.fromBufferAttribute(u.attributes.skinIndex,i),n.fromBufferAttribute(u.attributes.skinWeight,i),e.fromBufferAttribute(u.attributes.position,i).applyMatrix4(this.bindMatrix),o.set(0,0,0);for(var c=0;c<4;c++){var l=n.getComponent(c);if(0!==l){var h=t.getComponent(c);a.multiplyMatrices(s.bones[h].matrixWorld,s.boneInverses[h]),o.addScaledVector(r.copy(e).applyMatrix4(a),l)}}return o.applyMatrix4(this.bindMatrixInverse)}}()});var La=new I,Da=new I;function Pa(e,t){if(e=e||[],this.bones=e.slice(0),this.boneMatrices=new Float32Array(16*this.bones.length),this.frame=-1,void 0===t)this.calculateInverses();else if(this.bones.length===t.length)this.boneInverses=t.slice(0);else{console.warn("THREE.Skeleton boneInverses is the wrong length."),this.boneInverses=[];for(var n=0,r=this.bones.length;n<r;n++)this.boneInverses.push(new I)}}function za(){Q.call(this),this.type="Bone"}Object.assign(Pa.prototype,{calculateInverses:function(){this.boneInverses=[];for(var e=0,t=this.bones.length;e<t;e++){var n=new I;this.bones[e]&&n.getInverse(this.bones[e].matrixWorld),this.boneInverses.push(n)}},pose:function(){var e,t,n;for(t=0,n=this.bones.length;t<n;t++)(e=this.bones[t])&&e.matrixWorld.getInverse(this.boneInverses[t]);for(t=0,n=this.bones.length;t<n;t++)(e=this.bones[t])&&(e.parent&&e.parent.isBone?(e.matrix.getInverse(e.parent.matrixWorld),e.matrix.multiply(e.matrixWorld)):e.matrix.copy(e.matrixWorld),e.matrix.decompose(e.position,e.quaternion,e.scale))},update:function(){for(var e=this.bones,t=this.boneInverses,n=this.boneMatrices,r=this.boneTexture,a=0,i=e.length;a<i;a++){var o=e[a]?e[a].matrixWorld:Da;

2La.multiplyMatrices(o,t[a]),La.toArray(n,16*a)}void 0!==r&&(r.needsUpdate=!0)},clone:function(){return new Pa(this.bones,this.boneInverses)},getBoneByName:function(e){for(var t=0,n=this.bones.length;t<n;t++){var r=this.bones[t];if(r.name===e)return r}},dispose:function(){this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=void 0)}}),za.prototype=Object.assign(Object.create(Q.prototype),{constructor:za,isBone:!0});var Fa=new I,Ba=new I,Ua=[],Wa=new Lt;function Va(e,t,n){Lt.call(this,e,t),this.instanceMatrix=new Qe(new Float32Array(16*n),16),this.count=n,this.frustumCulled=!1}function Ga(e){Ke.call(this),this.type="LineBasicMaterial",this.color=new Ve(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.morphTargets=!1,this.setValues(e)}Va.prototype=Object.assign(Object.create(Lt.prototype),{constructor:Va,isInstancedMesh:!0,getMatrixAt:function(e,t){t.fromArray(this.instanceMatrix.array,16*e)},raycast:function(e,t){var n=this.matrixWorld,r=this.count;if(Wa.geometry=this.geometry,Wa.material=this.material,void 0!==Wa.material)for(var a=0;a<r;a++){this.getMatrixAt(a,Fa),Ba.multiplyMatrices(n,Fa),Wa.matrixWorld=Ba,Wa.raycast(e,Ua);for(var i=0,o=Ua.length;i<o;i++){var s=Ua[i];s.instanceId=a,s.object=this,t.push(s)}Ua.length=0}},setMatrixAt:function(e,t){t.toArray(this.instanceMatrix.array,16*e)},updateMorphTargets:function(){}}),Ga.prototype=Object.create(Ke.prototype),Ga.prototype.constructor=Ga,Ga.prototype.isLineBasicMaterial=!0,Ga.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.color.copy(e.color),this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.morphTargets=e.morphTargets,this};var Ha=new j,qa=new j,Xa=new I,Ya=new Se,Ka=new ve;function Za(e,t,n){1===n&&console.error("THREE.Line: parameter THREE.LinePieces no longer supported. Use THREE.LineSegments instead."),Q.call(this),this.type="Line",this.geometry=void 0!==e?e:new gt,this.material=void 0!==t?t:new Ga,this.updateMorphTargets()}Za.prototype=Object.assign(Object.create(Q.prototype),{constructor:Za,isLine:!0,computeLineDistances:function(){var e=this.geometry;if(e.isBufferGeometry)if(null===e.index){for(var t=e.attributes.position,n=[0],r=1,a=t.count;r<a;r++)Ha.fromBufferAttribute(t,r-1),qa.fromBufferAttribute(t,r),n[r]=n[r-1],n[r]+=Ha.distanceTo(qa);e.setAttribute("lineDistance",new ot(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else if(e.isGeometry){var i=e.vertices;(n=e.lineDistances)[0]=0;for(r=1,a=i.length;r<a;r++)n[r]=n[r-1],n[r]+=i[r-1].distanceTo(i[r])}return this},raycast:function(e,t){var n=this.geometry,r=this.matrixWorld,a=e.params.Line.threshold;if(null===n.boundingSphere&&n.computeBoundingSphere(),Ka.copy(n.boundingSphere),Ka.applyMatrix4(r),Ka.radius+=a,!1!==e.ray.intersectsSphere(Ka)){Xa.getInverse(r),Ya.copy(e.ray).applyMatrix4(Xa);var i=a/((this.scale.x+this.scale.y+this.scale.z)/3),o=i*i,s=new j,u=new j,c=new j,l=new j,h=this&&this.isLineSegments?2:1;if(n.isBufferGeometry){var d=n.index,f=n.attributes.position.array;if(null!==d)for(var p=d.array,m=0,v=p.length-1;m<v;m+=h){var g=p[m],b=p[m+1];if(s.fromArray(f,3*g),u.fromArray(f,3*b),!(Ya.distanceSqToSegment(s,u,l,c)>o))l.applyMatrix4(this.matrixWorld),(w=e.ray.origin.distanceTo(l))<e.near||w>e.far||t.push({distance:w,point:c.clone().applyMatrix4(this.matrixWorld),index:m,face:null,faceIndex:null,object:this})}else for(m=0,v=f.length/3-1;m<v;m+=h){if(s.fromArray(f,3*m),u.fromArray(f,3*m+3),!(Ya.distanceSqToSegment(s,u,l,c)>o))l.applyMatrix4(this.matrixWorld),(w=e.ray.origin.distanceTo(l))<e.near||w>e.far||t.push({distance:w,point:c.clone().applyMatrix4(this.matrixWorld),index:m,face:null,faceIndex:null,object:this})}}else if(n.isGeometry){var y=n.vertices,x=y.length;for(m=0;m<x-1;m+=h){var w;if(!(Ya.distanceSqToSegment(y[m],y[m+1],l,c)>o))l.applyMatrix4(this.matrixWorld),(w=e.ray.origin.distanceTo(l))<e.near||w>e.far||t.push({distance:w,point:c.clone().applyMatrix4(this.matrixWorld),index:m,face:null,faceIndex:null,object:this})}}}},updateMorphTargets:function(){var e,t,n,r=this.geometry;if(r.isBufferGeometry){var a=r.morphAttributes,i=Object.keys(a);if(i.length>0){var o=a[i[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},e=0,t=o.length;e<t;e++)n=o[e].name||String(e),this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}else{var s=r.morphTargets;void 0!==s&&s.length>0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}});var Ja=new j,Qa=new j;function $a(e,t){Za.call(this,e,t),this.type="LineSegments"}function ei(e,t){Za.call(this,e,t),this.type="LineLoop"}function ti(e){Ke.call(this),this.type="PointsMaterial",this.color=new Ve(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.morphTargets=!1,this.setValues(e)}$a.prototype=Object.assign(Object.create(Za.prototype),{constructor:$a,isLineSegments:!0,computeLineDistances:function(){var e=this.geometry;if(e.isBufferGeometry)if(null===e.index){for(var t=e.attributes.position,n=[],r=0,a=t.count;r<a;r+=2)Ja.fromBufferAttribute(t,r),Qa.fromBufferAttribute(t,r+1),n[r]=0===r?0:n[r-1],n[r+1]=n[r]+Ja.distanceTo(Qa);e.setAttribute("lineDistance",new ot(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else if(e.isGeometry){var i=e.vertices;for(n=e.lineDistances,r=0,a=i.length;r<a;r+=2)Ja.copy(i[r]),Qa.copy(i[r+1]),n[r]=0===r?0:n[r-1],n[r+1]=n[r]+Ja.distanceTo(Qa)}return this}}),ei.prototype=Object.assign(Object.create(Za.prototype),{constructor:ei,isLine

2Loop:!0}),ti.prototype=Object.create(Ke.prototype),ti.prototype.constructor=ti,ti.prototype.isPointsMaterial=!0,ti.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.morphTargets=e.morphTargets,this};var ni=new I,ri=new Se,ai=new ve,ii=new j;function oi(e,t){Q.call(this),this.type="Points",this.geometry=void 0!==e?e:new gt,this.material=void 0!==t?t:new ti,this.updateMorphTargets()}function si(e,t,n,r,a,i,o){var s=ri.distanceSqToPoint(e);if(s<n){var u=new j;ri.closestPointToPoint(e,u),u.applyMatrix4(r);var c=a.ray.origin.distanceTo(u);if(c<a.near||c>a.far)return;i.push({distance:c,distanceToRay:Math.sqrt(s),point:u,index:t,face:null,object:o})}}function ui(e,t,n,r,a,i,o,s,u){y.call(this,e,t,n,r,a,i,o,s,u),this.format=void 0!==o?o:1022,this.minFilter=void 0!==i?i:1006,this.magFilter=void 0!==a?a:1006,this.generateMipmaps=!1}function ci(e,t,n,r,a,i,o,s,u,c,l,h){y.call(this,null,i,o,s,u,c,r,a,l,h),this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}function li(e,t,n,r,a,i,o,s,u){y.call(this,e,t,n,r,a,i,o,s,u),this.needsUpdate=!0}function hi(e,t,n,r,a,i,o,s,u,c){if(1026!==(c=void 0!==c?c:1026)&&1027!==c)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&1026===c&&(n=1012),void 0===n&&1027===c&&(n=1020),y.call(this,null,r,a,i,o,s,c,n,u),this.image={width:e,height:t},this.magFilter=void 0!==o?o:1003,this.minFilter=void 0!==s?s:1003,this.flipY=!1,this.generateMipmaps=!1}function di(e){gt.call(this),this.type="WireframeGeometry";var t,n,r,a,i,o,s,u,c,l,h=[],d=[0,0],f={},p=["a","b","c"];if(e&&e.isGeometry){var m=e.faces;for(t=0,r=m.length;t<r;t++){var v=m[t];for(n=0;n<3;n++)s=v[p[n]],u=v[p[(n+1)%3]],d[0]=Math.min(s,u),d[1]=Math.max(s,u),void 0===f[c=d[0]+","+d[1]]&&(f[c]={index1:d[0],index2:d[1]})}for(c in f)o=f[c],l=e.vertices[o.index1],h.push(l.x,l.y,l.z),l=e.vertices[o.index2],h.push(l.x,l.y,l.z)}else if(e&&e.isBufferGeometry){var g,b,y,x,w,O,k;if(l=new j,null!==e.index){for(g=e.attributes.position,b=e.index,0===(y=e.groups).length&&(y=[{start:0,count:b.count,materialIndex:0}]),a=0,i=y.length;a<i;++a)for(t=w=(x=y[a]).start,r=w+x.count;t<r;t+=3)for(n=0;n<3;n++)s=b.getX(t+n),u=b.getX(t+(n+1)%3),d[0]=Math.min(s,u),d[1]=Math.max(s,u),void 0===f[c=d[0]+","+d[1]]&&(f[c]={index1:d[0],index2:d[1]});for(c in f)o=f[c],l.fromBufferAttribute(g,o.index1),h.push(l.x,l.y,l.z),l.fromBufferAttribute(g,o.index2),h.push(l.x,l.y,l.z)}else for(t=0,r=(g=e.attributes.position).count/3;t<r;t++)for(n=0;n<3;n++)O=3*t+n,l.fromBufferAttribute(g,O),h.push(l.x,l.y,l.z),k=3*t+(n+1)%3,l.fromBufferAttribute(g,k),h.push(l.x,l.y,l.z)}this.setAttribute("position",new ot(h,3))}function fi(e,t,n){Wt.call(this),this.type="ParametricGeometry",this.parameters={func:e,slices:t,stacks:n},this.fromBufferGeometry(new pi(e,t,n)),this.mergeVertices()}function pi(e,t,n){gt.call(this),this.type="ParametricBufferGeometry",this.parameters={func:e,slices:t,stacks:n};var r,a,i=[],o=[],s=[],u=[],c=1e-5,l=new j,h=new j,d=new j,f=new j,p=new j;e.length<3&&console.error("THREE.ParametricGeometry: Function must now modify a Vector3 as third parameter.");var m=t+1;for(r=0;r<=n;r++){var v=r/n;for(a=0;a<=t;a++){var g=a/t;e(g,v,h),o.push(h.x,h.y,h.z),g-c>=0?(e(g-c,v,d),f.subVectors(h,d)):(e(g+c,v,d),f.subVectors(d,h)),v-c>=0?(e(g,v-c,d),p.subVectors(h,d)):(e(g,v+c,d),p.subVectors(d,h)),l.crossVectors(f,p).normalize(),s.push(l.x,l.y,l.z),u.push(g,v)}}for(r=0;r<n;r++)for(a=0;a<t;a++){var b=r*m+a,y=r*m+a+1,x=(r+1)*m+a+1,w=(r+1)*m+a;i.push(b,y,w),i.push(y,x,w)}this.setIndex(i),this.setAttribute("position",new ot(o,3)),this.setAttribute("normal",new ot(s,3)),this.setAttribute("uv",new ot(u,2))}function mi(e,t,n,r){Wt.call(this),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:n,detail:r},this.fromBufferGeometry(new vi(e,t,n,r)),this.mergeVertices()}function vi(e,t,n,r){gt.call(this),this.type="PolyhedronBufferGeometry",this.parameters={vertices:e,indices:t,radius:n,detail:r},n=n||1;var a=[],i=[];function o(e,t,n,r){var a,i,o=Math.pow(2,r),u=[];for(a=0;a<=o;a++){u[a]=[];var c=e.clone().lerp(n,a/o),l=t.clone().lerp(n,a/o),h=o-a;for(i=0;i<=h;i++)u[a][i]=0===i&&a===o?c:c.clone().lerp(l,i/h)}for(a=0;a<o;a++)for(i=0;i<2*(o-a)-1;i++){var d=Math.floor(i/2);i%2===0?(s(u[a][d+1]),s(u[a+1][d]),s(u[a][d])):(s(u[a][d+1]),s(u[a+1][d+1]),s(u[a+1][d]))}}function s(e){a.push(e.x,e.y,e.z)}function u(t,n){var r=3*t;n.x=e[r+0],n.y=e[r+1],n.z=e[r+2]}function c(e,t,n,r){r<0&&1===e.x&&(i[t]=e.x-1),0===n.x&&0===n.z&&(i[t]=r/2/Math.PI+.5)}function l(e){return Math.atan2(e.z,-e.x)}!function(e){for(var n=new j,r=new j,a=new j,i=0;i<t.length;i+=3)u(t[i+0],n),u(t[i+1],r),u(t[i+2],a),o(n,r,a,e)}(r=r||0),function(e){for(var t=new j,n=0;n<a.length;n+=3)t.x=a[n+0],t.y=a[n+1],t.z=a[n+2],t.normalize().multiplyScalar(e),a[n+0]=t.x,a[n+1]=t.y,a[n+2]=t.z}(n),function(){for(var e=new j,t=0;t<a.length;t+=3){e.x=a[t+0],e.y=a[t+1],e.z=a[t+2];var n=l(e)/2/Math.PI+.5,r=(o=e,Math.atan2(-o.y,Math.sqrt(o.x*o.x+o.z*o.z))/Math.PI+.5);i.push(n,1-r)}var o;(function(){for(var e=new j,t=new j,n=new j,r=new j,o=new m,s=new m,u=new m,h=0,d=0;h<a.length;h+=9,d+=6){e.set(a[h+0],a[h+1],a[h+2]),t.set(a[h+3],a[h+4],a[h+5]),n.set(a[h+6],a[h+7],a[h+8]),o.set(i[d+0],i[d+1]),s.set(i[d+2],i[d+3]),u.set(i[d+4],i[d+5]),r.copy(e).add(t).add(n).divideScalar(3);var f=l(r);c(o,d+0,e,f),c(s,d+2,t,f),c(u,d+4,n,f)}})(),function(){for(var e=0;e<i.length;e+=6){var t=i[e+0],n=i[e+2],r=i[e+4],a=Math.max(t,n,r),o=Math.min(t,n,r);a>

2.9&&o<.1&&(t<.2&&(i[e+0]+=1),n<.2&&(i[e+2]+=1),r<.2&&(i[e+4]+=1))}}()}(),this.setAttribute("position",new ot(a,3)),this.setAttribute("normal",new ot(a.slice(),3)),this.setAttribute("uv",new ot(i,2)),0===r?this.computeVertexNormals():this.normalizeNormals()}function gi(e,t){Wt.call(this),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new bi(e,t)),this.mergeVertices()}function bi(e,t){vi.call(this,[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],e,t),this.type="TetrahedronBufferGeometry",this.parameters={radius:e,detail:t}}function yi(e,t){Wt.call(this),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new xi(e,t)),this.mergeVertices()}function xi(e,t){vi.call(this,[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],e,t),this.type="OctahedronBufferGeometry",this.parameters={radius:e,detail:t}}function wi(e,t){Wt.call(this),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new Oi(e,t)),this.mergeVertices()}function Oi(e,t){var n=(1+Math.sqrt(5))/2,r=[-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1];vi.call(this,r,[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],e,t),this.type="IcosahedronBufferGeometry",this.parameters={radius:e,detail:t}}function ki(e,t){Wt.call(this),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t},this.fromBufferGeometry(new Si(e,t)),this.mergeVertices()}function Si(e,t){var n=(1+Math.sqrt(5))/2,r=1/n,a=[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-r,-n,0,-r,n,0,r,-n,0,r,n,-r,-n,0,-r,n,0,r,-n,0,r,n,0,-n,0,-r,n,0,-r,-n,0,r,n,0,r];vi.call(this,a,[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,

219,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],e,t),this.type="DodecahedronBufferGeometry",this.parameters={radius:e,detail:t}}function _i(e,t,n,r,a,i){Wt.call(this),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:r,closed:a},void 0!==i&&console.warn("THREE.TubeGeometry: taper has been removed.");var o=new ji(e,t,n,r,a);this.tangents=o.tangents,this.normals=o.normals,this.binormals=o.binormals,this.fromBufferGeometry(o),this.mergeVertices()}function ji(e,t,n,r,a){gt.call(this),this.type="TubeBufferGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:r,closed:a},t=t||64,n=n||1,r=r||8,a=a||!1;var i=e.computeFrenetFrames(t,a);this.tangents=i.tangents,this.normals=i.normals,this.binormals=i.binormals;var o,s,u=new j,c=new j,l=new m,h=new j,d=[],f=[],p=[],v=[];function g(a){h=e.getPointAt(a/t,h);var o=i.normals[a],l=i.binormals[a];for(s=0;s<=r;s++){var p=s/r*Math.PI*2,m=Math.sin(p),v=-Math.cos(p);c.x=v*o.x+m*l.x,c.y=v*o.y+m*l.y,c.z=v*o.z+m*l.z,c.normalize(),f.push(c.x,c.y,c.z),u.x=h.x+n*c.x,u.y=h.y+n*c.y,u.z=h.z+n*c.z,d.push(u.x,u.y,u.z)}}!function(){for(o=0;o<t;o++)g(o);

2g(!1===a?t:0),function(){for(o=0;o<=t;o++)for(s=0;s<=r;s++)l.x=o/t,l.y=s/r,p.push(l.x,l.y)}(),function(){for(s=1;s<=t;s++)for(o=1;o<=r;o++){var e=(r+1)*(s-1)+(o-1),n=(r+1)*s+(o-1),a=(r+1)*s+o,i=(r+1)*(s-1)+o;v.push(e,n,i),v.push(n,a,i)}}()}(),this.setIndex(v),this.setAttribute("position",new ot(d,3)),this.setAttribute("normal",new ot(f,3)),this.setAttribute("uv",new ot(p,2))}function Ei(e,t,n,r,a,i,o){Wt.call(this),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:r,p:a,q:i},void 0!==o&&console.warn("THREE.TorusKnotGeometry: heightScale has been deprecated. Use .scale( x, y, z ) instead."),this.fromBufferGeometry(new Ti(e,t,n,r,a,i)),this.mergeVertices()}function Ti(e,t,n,r,a,i){gt.call(this),this.type="TorusKnotBufferGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:r,p:a,q:i},e=e||1,t=t||.4,n=Math.floor(n)||64,r=Math.floor(r)||8,a=a||2,i=i||3;var o,s,u=[],c=[],l=[],h=[],d=new j,f=new j,p=new j,m=new j,v=new j,g=new j,b=new j;for(o=0;o<=n;++o){var y=o/n*a*Math.PI*2;for(T(y,a,i,e,p),T(y+.01,a,i,e,m),g.subVectors(m,p),b.addVectors(m,p),v.crossVectors(g,b),b.crossVectors(v,g),v.normalize(),b.normalize(),s=0;s<=r;++s){var x=s/r*Math.PI*2,w=-t*Math.cos(x),O=t*Math.sin(x);d.x=p.x+(w*b.x+O*v.x),d.y=p.y+(w*b.y+O*v.y),d.z=p.z+(w*b.z+O*v.z),c.push(d.x,d.y,d.z),f.subVectors(d,p).normalize(),l.push(f.x,f.y,f.z),h.push(o/n),h.push(s/r)}}for(s=1;s<=n;s++)for(o=1;o<=r;o++){var k=(r+1)*(s-1)+(o-1),S=(r+1)*s+(o-1),_=(r+1)*s+o,E=(r+1)*(s-1)+o;u.push(k,S,E),u.push(S,_,E)}function T(e,t,n,r,a){var i=Math.cos(e),o=Math.sin(e),s=n/t*e,u=Math.cos(s);a.x=r*(2+u)*.5*i,a.y=r*(2+u)*o*.5,a.z=r*Math.sin(s)*.5}this.setIndex(u),this.setAttribute("position",new ot(c,3)),this.setAttribute("normal",new ot(l,3)),this.setAttribute("uv",new ot(h,2))}function Ci(e,t,n,r,a){Wt.call(this),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:r,arc:a},this.fromBufferGeometry(new Mi(e,t,n,r,a)),this.mergeVertices()}function Mi(e,t,n,r,a){gt.call(this),this.type="TorusBufferGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:r,arc:a},e=e||1,t=t||.4,n=Math.floor(n)||8,r=Math.floor(r)||6,a=a||2*Math.PI;var i,o,s=[],u=[],c=[],l=[],h=new j,d=new j,f=new j;for(i=0;i<=n;i++)for(o=0;o<=r;o++){var p=o/r*a,m=i/n*Math.PI*2;d.x=(e+t*Math.cos(m))*Math.cos(p),d.y=(e+t*Math.cos(m))*Math.sin(p),d.z=t*Math.sin(m),u.push(d.x,d.y,d.z),h.x=e*Math.cos(p),h.y=e*Math.sin(p),f.subVectors(d,h).normalize(),c.push(f.x,f.y,f.z),l.push(o/r),l.push(i/n)}for(i=1;i<=n;i++)for(o=1;o<=r;o++){var v=(r+1)*i+o-1,g=(r+1)*(i-1)+o-1,b=(r+1)*(i-1)+o,y=(r+1)*i+o;s.push(v,g,y),s.push(g,b,y)}this.setIndex(s),this.setAttribute("position",new ot(u,3)),this.setAttribute("normal",new ot(c,3)),this.setAttribute("uv",new ot(l,2))}oi.prototype=Object.assign(Object.create(Q.prototype),{constructor:oi,isPoints:!0,raycast:function(e,t){var n=this.geometry,r=this.matrixWorld,a=e.params.Points.threshold;if(null===n.boundingSphere&&n.computeBoundingSphere(),ai.copy(n.boundingSphere),ai.applyMatrix4(r),ai.radius+=a,!1!==e.ray.intersectsSphere(ai)){ni.getInverse(r),ri.copy(e.ray).applyMatrix4(ni);var i=a/((this.scale.x+this.scale.y+this.scale.z)/3),o=i*i;if(n.isBufferGeometry){var s=n.index,u=n.attributes.position.array;if(null!==s)for(var c=s.array,l=0,h=c.length;l<h;l++){var d=c[l];ii.fromArray(u,3*d),si(ii,d,o,r,e,t,this)}else{l=0;for(var f=u.length/3;l<f;l++)ii.fromArray(u,3*l),si(ii,l,o,r,e,t,this)}}else{var p=n.vertices;for(l=0,f=p.length;l<f;l++)si(p[l],l,o,r,e,t,this)}}},updateMorphTargets:function(){var e,t,n,r=this.geometry;if(r.isBufferGeometry){var a=r.morphAttributes,i=Object.keys(a);if(i.length>0){var o=a[i[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},e=0,t=o.length;e<t;e++)n=o[e].name||String(e),this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}else{var s=r.morphTargets;void 0!==s&&s.length>0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. 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m;for(s=0;s<=r;s++){for(u=0;u<=n;u++)o=a+u/n*i,v.x=f*Math.cos(o),v.y=f*Math.sin(o),l.push(v.x,v.y,v.z),h.push(0,0,1),g.x=(v.x/t+1)/2,g.y=(v.y/t+1)/2,d.push(g.x,g.y);f+=p}for(s=0;s<r;s++){var b=s*(n+1);for(u=0;u<n;u++){var y=o=u+b,x=o+n+1,w=o+n+2,O=o+1;c.push(y,x,O),c.push(x,w,O)}}this.setIndex(c),this.setAttribute("position",new ot(l,3)),this.setAttribute("normal",new ot(h,3)),this.setAttribute("uv",new ot(d,2))}function vo(e,t,n,r){Wt.call(this),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:n,phiLength:r},this.fromBufferGeometry(new go(e,t,n,r)),this.mergeVertices()}function go(e,t,n,r){gt.call(this),this.type="LatheBufferGeometry",this.parameters={points:e,segments:t,phiStart:n,phiLength:r},t=Math.floor(t)||12,n=n||0,r=r||2*Math.PI,r=p.clamp(r,0,2*Math.PI);var a,i,o,s=[],u=[],c=[],l=1/t,h=new j,d=new m;for(i=0;i<=t;i++){var f=n+i*l*r,v=Math.sin(f),g=Math.cos(f);for(o=0;o<=e.length-1;o++)h.x=e[o].x*v,h.y=e[o].y,h.z=e[o].x*g,u.push(h.x,h.y,h.z),d.x=i/t,d.y=o/(e.length-1),c.push(d.x,d.y)}for(i=0;i<t;i++)for(o=0;o<e.length-1;o++){var b=a=o+i*e.length,y=a+e.length,x=a+e.length+1,w=a+1;s.push(b,y,w),s.push(y,x,w)}if(this.setIndex(s),this.setAttribute("position",new ot(u,3)),this.setAttribute("uv",new ot(c,2)),this.computeVertexNormals(),r===2*Math.PI){var O=this.attributes.normal.array,k=new j,S=new j,_=new j;for(a=t*e.length*3,i=0,o=0;i<e.length;i++,o+=3)k.x=O[o+0],k.y=O[o+1],k.z=O[o+2],S.x=O[a+o+0],S.y=O[a+o+1],S.z=O[a+o+2],_.addVectors(k,S).normalize(),O[o+0]=O[a+o+0]=_.x,O[o+1]=O[a+o+1]=_.y,O[o+2]=O[a+o+2]=_.z}}function bo(e,t){Wt.call(this),this.type="ShapeGeometry","object"===typeof t&&(console.warn("THREE.ShapeGeometry: Options parameter has been removed."),t=t.curveSegments),this.parameters={shapes:e,curveSegments:t},this.fromBufferGeometry(new yo(e,t)),this.mergeVertices()}function yo(e,t){gt.call(this),this.type="ShapeBufferGeometry",this.parameters={shapes:e,curveSegments:t},t=t||12;var n=[],r=[],a=[],i=[],o=0,s=0;if(!1===Array.isArray(e))c(e);else for(var u=0;u<e.length;u++)c(e[u]),this.addGroup(o,s,u),o+=s,s=0;function c(e){var o,u,c,l=r.length/3,h=e.extractPoints(t),d=h.shape,f=h.holes;for(!1===no.isClockWise(d)&&(d=d.reverse()),o=0,u=f.length;o<u;o++)c=f[o],!0===no.isClockWise(c)&&(f[o]=c.reverse());var p=no.triangulateShape(d,f);for(o=0,u=f.length;o<u;o++)c=f[o],d=d.concat(c);for(o=0,u=d.length;o<u;o++){var m=d[o];r.push(m.x,m.y,0),a.push(0,0,1),i.push(m.x,m.y)}for(o=0,u=p.length;o<u;o++){var v=p[o],g=v[0]+l,b=v[1]+l,y=v[2]+l;n.push(g,b,y),s+=3}}this.setIndex(n),this.setAttribute("position",new ot(r,3)),this.setAttribute("normal",new ot(a,3)),this.setAttribute("uv",new ot(i,2))}function xo(e,t){if(t.shapes=[],Array.isArray(e))for(var n=0,r=e.length;n<r;n++){var a=e[n];t.shapes.push(a.uuid)}else t.shapes.push(e.uuid);return t}function wo(e,t){gt.call(this),this.type="EdgesGeometry",this.parameters={thresholdAngle:t},t=void 0!==t?t:1;var n,r,a,i,o=[],s=Math.cos(p.DEG2RAD*t),u=[0,0],c={},l=["a","b","c"];e.isBufferGeometry?(i=new Wt).fromBufferGeometry(e):i=e.clone(),i.mergeVertices(),i.computeFaceNormals();for(var h=i.vertices,d=i.faces,f=0,m=d.length;f<m;f++)for(var v=d[f],g=0;g<3;g++)n=v[l[g]],r=v[l[(g+1)%3]],u[0]=Math.min(n,r),u[1]=Math.max(n,r),void 0===c[a=u[0]+","+u[1]]?c[a]={index1:u[0],index2:u[1],face1:f,face2:void 0}:c[a].face2=f;for(a in c){var b=c[a];if(void 0===b.face2||d[b.face1].normal.dot(d[b.face2].normal)<=s){var y=h[b.index1];o.push(y.x,y.y,y.z),y=h[b.index2],o.push(y.x,y.y,y.z)}}this.setAttribute("position",new ot(o,3))}function Oo(e,t,n,r,a,i,o,s){Wt.call(this),this.type="CylinderGeometry",this.parameters={radiu

2sTop:e,radiusBottom:t,height:n,radialSegments:r,heightSegments:a,openEnded:i,thetaStart:o,thetaLength:s},this.fromBufferGeometry(new ko(e,t,n,r,a,i,o,s)),this.mergeVertices()}function ko(e,t,n,r,a,i,o,s){gt.call(this),this.type="CylinderBufferGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:r,heightSegments:a,openEnded:i,thetaStart:o,thetaLength:s};var u=this;e=void 0!==e?e:1,t=void 0!==t?t:1,n=n||1,r=Math.floor(r)||8,a=Math.floor(a)||1,i=void 0!==i&&i,o=void 0!==o?o:0,s=void 0!==s?s:2*Math.PI;var c=[],l=[],h=[],d=[],f=0,p=[],v=n/2,g=0;function b(n){var a,i,p,b=new m,y=new j,x=0,w=!0===n?e:t,O=!0===n?1:-1;for(i=f,a=1;a<=r;a++)l.push(0,v*O,0),h.push(0,O,0),d.push(.5,.5),f++;for(p=f,a=0;a<=r;a++){var k=a/r*s+o,S=Math.cos(k),_=Math.sin(k);y.x=w*_,y.y=v*O,y.z=w*S,l.push(y.x,y.y,y.z),h.push(0,O,0),b.x=.5*S+.5,b.y=.5*_*O+.5,d.push(b.x,b.y),f++}for(a=0;a<r;a++){var E=i+a,T=p+a;!0===n?c.push(T,T+1,E):c.push(T+1,T,E),x+=3}u.addGroup(g,x,!0===n?1:2),g+=x}!function(){var i,m,b=new j,y=new j,x=0,w=(t-e)/n;for(m=0;m<=a;m++){var O=[],k=m/a,S=k*(t-e)+e;for(i=0;i<=r;i++){var _=i/r,E=_*s+o,T=Math.sin(E),C=Math.cos(E);y.x=S*T,y.y=-k*n+v,y.z=S*C,l.push(y.x,y.y,y.z),b.set(T,w,C).normalize(),h.push(b.x,b.y,b.z),d.push(_,1-k),O.push(f++)}p.push(O)}for(i=0;i<r;i++)for(m=0;m<a;m++){var M=p[m][i],A=p[m+1][i],N=p[m+1][i+1],R=p[m][i+1];c.push(M,A,R),c.push(A,N,R),x+=6}u.addGroup(g,x,0),g+=x}(),!1===i&&(e>0&&b(!0),t>0&&b(!1)),this.setIndex(c),this.setAttribute("position",new ot(l,3)),this.setAttribute("normal",new ot(h,3)),this.setAttribute("uv",new ot(d,2))}function So(e,t,n,r,a,i,o){Oo.call(this,0,e,t,n,r,a,i,o),this.type="C

2oneGeometry",this.parameters={radius:e,height:t,radialSegments:n,heightSegments:r,openEnded:a,thetaStart:i,thetaLength:o}}function _o(e,t,n,r,a,i,o){ko.call(this,0,e,t,n,r,a,i,o),this.type="ConeBufferGeometry",this.parameters={radius:e,height:t,radialSegments:n,heightSegments:r,openEnded:a,thetaStart:i,thetaLength:o}}function jo(e,t,n,r){Wt.call(this),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:r},this.fromBufferGeometry(new Eo(e,t,n,r)),this.mergeVertices()}function Eo(e,t,n,r){gt.call(this),this.type="CircleBufferGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:r},e=e||1,t=void 0!==t?Math.max(3,t):8,n=void 0!==n?n:0,r=void 0!==r?r:2*Math.PI;var a,i,o=[],s=[],u=[],c=[],l=new j,h=new m;for(s.push(0,0,0),u.push(0,0,1),c.push(.5,.5),i=0,a=3;i<=t;i++,a+=3){var d=n+i/t*r;l.x=e*Math.cos(d),l.y=e*Math.sin(d),s.push(l.x,l.y,l.z),u.push(0,0,1),h.x=(s[a]/e+1)/2,h.y=(s[a+1]/e+1)/2,c.push(h.x,h.y)}for(a=1;a<=t;a++)o.push(a,a+1,0);this.setIndex(o),this.setAttribute("position",new ot(s,3)),this.setAttribute("normal",new ot(u,3)),this.setAttribute("uv",new ot(c,2))}co.prototype=Object.create(Wt.prototype),co.prototype.constructor=co,lo.prototype=Object.create(oo.prototype),lo.prototype.constructor=lo,ho.prototype=Object.create(Wt.prototype),ho.prototype.constructor=ho,fo.prototype=Object.create(gt.prototype),fo.prototype.constructor=fo,po.prototype=Object.create(Wt.prototype),po.prototype.constructor=po,mo.prototype=Object.create(gt.prototype),mo.prototype.constructor=mo,vo.prototype=Object.create(Wt.prototype),vo.prototype.constructor=vo,go.prototype=Object.create(gt.prototype),go.prototype.constructor=go,bo.prototype=Object.create(Wt.prototype),bo.prototype.constructor=bo,bo.prototype.toJSON=function(){var e=Wt.prototype.toJSON.call(this);return xo(this.parameters.shapes,e)},yo.prototype=Object.create(gt.prototype),yo.prototype.constructor=yo,yo.prototype.toJSON=function(){var e=gt.prototype.toJSON.call(this);return xo(this.parameters.shapes,e)},wo.prototype=Object.create(gt.prototype),wo.prototype.constructor=wo,Oo.prototype=Object.create(Wt.prototype),Oo.prototype.constructor=Oo,ko.prototype=Object.create(gt.prototype),ko.prototype.constructor=ko,So.prototype=Object.create(Oo.prototype),So.prototype.constructor=So,_o.prototype=Object.create(ko.prototype),_o.prototype.constructor=_o,jo.prototype=Object.create(Wt.prototype),jo.prototype.constructor=jo,Eo.prototype=Object.create(gt.prototype),Eo.prototype.constructor=Eo;var To=Object.freeze({__proto__:null,WireframeGeometry:di,ParametricGeometry:fi,ParametricBufferGeometry:pi,TetrahedronGeometry:gi,TetrahedronBufferGeometry:bi,OctahedronGeometry:yi,OctahedronBufferGeometry:xi,IcosahedronGeometry:wi,IcosahedronBufferGeometry:Oi,DodecahedronGeometry:ki,DodecahedronBufferGeometry:Si,PolyhedronGeometry:mi,PolyhedronBufferGeometry:vi,TubeGeometry:_i,TubeBufferGeometry:ji,TorusKnotGeometry:Ei,TorusKnotBufferGeometry:Ti,TorusGeometry:Ci,TorusBufferGeometry:Mi,TextGeometry:co,TextBufferGeometry:lo,SphereGeometry:ho,SphereBufferGeometry:fo,RingGeometry:po,RingBufferGeometry:mo,PlaneGeometry:sn,PlaneBufferGeometry:un,LatheGeometry:vo,LatheBufferGeometry:go,ShapeGeometry:bo,ShapeBufferGeometry:yo,ExtrudeGeometry:io,ExtrudeBufferGeometry:oo,EdgesGeometry:wo,ConeGeometry:So,ConeBufferGeometry:_o,CylinderGeometry:Oo,CylinderBufferGeometry:ko,CircleGeometry:jo,CircleBufferGeometry:Eo,BoxGeometry:Vt,BoxBufferGeometry:Gt});function Co(e){Ke.call(this),this.type="ShadowMaterial",this.color=new Ve(0),this.transparent=!0,this.setValues(e)}function Mo(e){Yt.call(this,e),this.type="RawShaderMaterial"}function Ao(e){Ke.call(this),this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new Ve(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ve(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new m(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.vertexTangents=!1,this.setValues(e)}function No(e){Ao.call(this),this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoat=0,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new m(1,1),this.clearcoatNormalMap=null,this.reflectivity=.5,this.sheen=null,this.transparency=0,this.setValues(e)}function Ro(e){Ke.call(this),this.type="MeshPhongMaterial",this.color=new Ve(16777215),this.specular=new Ve(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ve(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new m(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(e)}function Io(e){Ke.call(this),this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Ve(16777215),this.specular=new Ve(1118481),this.shininess=30,this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ve(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new m(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(e)}function Lo(e){Ke.call(this),this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new m(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(e)}function Do(e){Ke.call(this),this.type="MeshLambertMaterial",this.color=new Ve(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Ve(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(e)}function Po(e){Ke.call(this),this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Ve(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new m(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(e)}function zo(e){Ga.call(this),this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}Co.prototype=Object.create(Ke.prototype),Co.prototype.constructor=Co,Co.prototype.isShadowMaterial=!0,Co.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.color.copy(e.color),this},Mo.prototype=Object.create(Yt.prototype),Mo.prototype.constructor=Mo,Mo.prototype.isRawShaderMaterial=!0,Ao.prototype=Object.create(Ke.prototype),Ao.prototype.constructor=Ao,Ao.prototype.isMeshStandardMaterial=!0,Ao.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapIntensity=e.envMapIntensity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this.vertexTangents=e.vertexTangents,this},No.prototype=Object.create(Ao.prototype),No.prototype.constructor=No,No.prototype.isMeshPhysicalMaterial=!0,No.prototype.copy=function(e){return Ao.prototype.copy.call(this,e),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.reflectivity=e.reflectivity,e.sheen?this.sheen=(this.sheen||new Ve).copy(e.sheen):this.sheen=null,this.transparency=e.transparency,this},Ro.prototype=Object.create(Ke.prototype),Ro.prototype.constructor=Ro,Ro.prototype.isMeshPhongMaterial=!0,Ro.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},Io.prototype=Object.create(Ke.prototype),Io.prototype.constructor=Io,Io.prototype.isMeshToonMaterial=!0,Io.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},Lo.prototype=Object.create(Ke.prototype),Lo.prototype.constructor=Lo,Lo.prototype.isMeshNormalMaterial=!0,Lo.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},Do.prototype=Object.create(Ke.prototype),Do.prototype.constructor=Do,Do.prototype.isMeshLambertMaterial=!0,Do.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},Po.prototype=Object.create(Ke.prototype),Po.prototype.constructor=Po,Po.prototype.isMeshMat

2capMaterial=!0,Po.prototype.copy=function(e){return Ke.prototype.copy.call(this,e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this},zo.prototype=Object.create(Ga.prototype),zo.prototype.constructor=zo,zo.prototype.isLineDashedMaterial=!0,zo.prototype.copy=function(e){return Ga.prototype.copy.call(this,e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this};var Fo=Object.freeze({__proto__:null,ShadowMaterial:Co,SpriteMaterial:va,RawShaderMaterial:Mo,ShaderMaterial:Yt,PointsMaterial:ti,MeshPhysicalMaterial:No,MeshStandardMaterial:Ao,MeshPhongMaterial:Ro,MeshToonMaterial:Io,MeshNormalMaterial:Lo,MeshLambertMaterial:Do,MeshDepthMaterial:Qr,MeshDistanceMaterial:$r,MeshBasicMaterial:Ze,MeshMatcapMaterial:Po,LineDashedMaterial:zo,LineBasicMaterial:Ga,Material:Ke}),Bo={arraySlice:function(e,t,n){return Bo.isTypedArray(e)?new e.constructor(e.subarray(t,void 0!==n?n:e.length)):e.slice(t,n)},convertArray:function(e,t,n){return!e||!n&&e.constructor===t?e:"number"===typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e)},isTypedArray:function(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)},getKeyframeOrder:function(e){for(var t=e.length,n=new Array(t),r=0;r!==t;++r)n[r]=r;return n.sort((function(t,n){return e[t]-e[n]})),n},sortedArray:function(e,t,n){for(var r=e.length,a=new e.constructor(r),i=0,o=0;o!==r;++i)for(var 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m=1/0;for(s=0;s<i.tracks.length;++s)m>i.tracks[s].times[0]&&(m=i.tracks[s].times[0]);for(s=0;s<i.tracks.length;++s)i.tracks[s].shift(-1*m);return i.resetDuration(),i},makeClipAdditive:function(e,t,n,r){void 0===t&&(t=0),void 0===n&&(n=e),(void 0===r||r<=0)&&(r=30);for(var a=e.tracks.length,i=t/r,o=0;o<a;++o){var s=n.tracks[o],u=s.ValueTypeName;if("bool"!==u&&"string"!==u){var c=e.tracks.find((function(e){return e.name===s.name&&e.ValueTypeName===u}));if(void 0!==c){var l,h=s.getValueSize(),d=s.times.length-1;if(i<=s.times[0])l=Bo.arraySlice(s.values,0,s.valueSize);else if(i>=s.times[d]){var f=d*h;l=Bo.arraySlice(s.values,f)}else{var p=s.createInterpolant();p.evaluate(i),l=p.resultBuffer}if("quaternion"===u)new k(l[0],l[1],l[2],l[3]).normalize().conjugate().toArray(l);for(var m=c.times.length,v=0;v<m;++v){var g=v*h;if("quaternion"===u)k.multiplyQuaternionsFlat(c.values,g,l,0,c.values,g);else for(var b=0;b<h;++b)c.values[g+b]-=l[b]}}}}return e.blendMode=2501,e}};function Uo(e,t,n,r){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=void 0!==r?r:new t.constructor(n),this.sampleValues=t,this.valueSize=n}function Wo(e,t,n,r){Uo.call(this,e,t,n,r),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0}function Vo(e,t,n,r){Uo.call(this,e,t,n,r)}function Go(e,t,n,r){Uo.call(this,e,t,n,r)}function Ho(e,t,n,r){if(void 0===e)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===t||0===t.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Bo.convertArray(t,this.TimeBufferType),this.values=Bo.convertArray(n,this.ValueBufferType),this.setInterpolation(r||this.DefaultInterpolation)}function qo(e,t,n){Ho.call(this,e,t,n)}function Xo(e,t,n,r){Ho.call(this,e,t,n,r)}function Yo(e,t,n,r){Ho.call(this,e,t,n,r)}function Ko(e,t,n,r){Uo.call(this,e,t,n,r)}function Zo(e,t,n,r){Ho.call(this,e,t,n,r)}function Jo(e,t,n,r){Ho.call(this,e,t,n,r)}function 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2case"vector":case"vector2":case"vector3":case"vector4":return Qo;case"color":return Xo;case"quaternion":return Zo;case"bool":case"boolean":return qo;case"string":return Jo}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+e)}(e.type);if(void 0===e.times){var n=[],r=[];Bo.flattenJSON(e.keys,n,r,"value"),e.times=n,e.values=r}return void 0!==t.parse?t.parse(e):new t(e.name,e.times,e.values,e.interpolation)}Object.assign(Uo.prototype,{evaluate:function(e){var t=this.parameterPositions,n=this._cachedIndex,r=t[n],a=t[n-1];e:{t:{var i;n:{r:if(!(e<r)){for(var o=n+2;;){if(void 0===r){if(e<a)break r;return n=t.length,this._cachedIndex=n,this.afterEnd_(n-1,e,a)}if(n===o)break;if(a=r,e<(r=t[++n]))break t}i=t.length;break n}if(e>=a)break e;var s=t[1];e<s&&(n=2,a=s);for(o=n-2;;){if(void 0===a)return this._cachedIndex=0,this.beforeStart_(0,e,r);if(n===o)break;if(r=a,e>=(a=t[--n-1]))break t}i=n,n=0}for(;n<i;){var u=n+i>>>1;e<t[u]?i=u:n=u+1}if(r=t[n],void 0===(a=t[n-1]))return this._cachedIndex=0,this.beforeStart_(0,e,r);if(void 0===r)return n=t.length,this._cachedIndex=n,this.afterEnd_(n-1,a,e)}this._cachedIndex=n,this.intervalChanged_(n,a,r)}return this.interpolate_(n,a,e,r)},settings:null,DefaultSettings_:{},getSettings_:function(){return this.settings||this.DefaultSettings_},copySampleValue_:function(e){for(var t=this.resultBuffer,n=this.sampleValues,r=this.valueSize,a=e*r,i=0;i!==r;++i)t[i]=n[a+i];return t},interpolate_:function(){throw new Error("call to abstract method")},intervalChanged_:function(){}}),Object.assign(Uo.prototype,{beforeStart_:Uo.prototype.copySampleValue_,afterEnd_:Uo.prototype.copySampleValue_}),Wo.prototype=Object.assign(Object.create(Uo.prototype),{constructor:Wo,DefaultSettings_:{endingStart:2400,endingEnd:2400},intervalChanged_:function(e,t,n){var r=this.parameterPositions,a=e-2,i=e+1,o=r[a],s=r[i];if(void 0===o)switch(this.getSettings_().endingStart){case 2401:a=e,o=2*t-n;break;case 2402:o=t+r[a=r.length-2]-r[a+1];break;default:a=e,o=n}if(void 0===s)switch(this.getSettings_().endingEnd){case 2401:i=e,s=2*n-t;break;case 2402:i=1,s=n+r[1]-r[0];break;default:i=e-1,s=t}var u=.5*(n-t),c=this.valueSize;this._weightPrev=u/(t-o),this._weightNext=u/(s-n),this._offsetPrev=a*c,this._offsetNext=i*c},interpolate_:function(e,t,n,r){for(var a=this.resultBuffer,i=this.sampleValues,o=this.valueSize,s=e*o,u=s-o,c=this._offsetPrev,l=this._offsetNext,h=this._weightPrev,d=this._weightNext,f=(n-t)/(r-t),p=f*f,m=p*f,v=-h*m+2*h*p-h*f,g=(1+h)*m+(-1.5-2*h)*p+(-.5+h)*f+1,b=(-1-d)*m+(1.5+d)*p+.5*f,y=d*m-d*p,x=0;x!==o;++x)a[x]=v*i[c+x]+g*i[u+x]+b*i[s+x]+y*i[l+x];return a}}),Vo.prototype=Object.assign(Object.create(Uo.prototype),{constructor:Vo,interpolate_:function(e,t,n,r){for(var a=this.resultBuffer,i=this.sampleValues,o=this.valueSize,s=e*o,u=s-o,c=(n-t)/(r-t),l=1-c,h=0;h!==o;++h)a[h]=i[u+h]*l+i[s+h]*c;return a}}),Go.prototype=Object.assign(Object.create(Uo.prototype),{constructor:Go,interpolate_:function(e){return this.copySampleValue_(e-1)}}),Object.assign(Ho,{toJSON:function(e){var t,n=e.constructor;if(void 0!==n.toJSON)t=n.toJSON(e);else{t={name:e.name,times:Bo.convertArray(e.times,Array),values:Bo.convertArray(e.values,Array)};var r=e.getInterpolation();r!==e.DefaultInterpolation&&(t.interpolation=r)}return t.type=e.ValueTypeName,t}}),Object.assign(Ho.prototype,{constructor:Ho,TimeBufferType:Float32Array,ValueBufferType:Float32Array,DefaultInterpolation:2301,InterpolantFactoryMethodDiscrete:function(e){return new Go(this.times,this.values,this.getValueSize(),e)},InterpolantFactoryMethodLinear:function(e){return new Vo(this.times,this.values,this.getValueSize(),e)},InterpolantFactoryMethodSmooth:function(e){return new Wo(this.times,this.values,this.getValueSize(),e)},setInterpolation:function(e){var t;switch(e){case 2300:t=this.InterpolantFactoryMethodDiscrete;break;case 2301:t=this.InterpolantFactoryMethodLinear;break;case 2302:t=this.InterpolantFactoryMethodSmooth}if(void 0===t){var n="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(e===this.DefaultInterpolation)throw new Error(n);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",n),this}return this.createInterpolant=t,this},getInterpolation:function(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return 2300;case this.InterpolantFactoryMethodLinear:return 2301;case this.InterpolantFactoryMethodSmooth:return 2302}},getValueSize:function(){return this.values.length/this.times.length},shift:function(e){if(0!==e)for(var t=this.times,n=0,r=t.length;n!==r;++n)t[n]+=e;return this},scale:function(e){if(1!==e)for(var t=this.times,n=0,r=t.length;n!==r;++n)t[n]*=e;return this},trim:function(e,t){for(var n=this.times,r=n.length,a=0,i=r-1;a!==r&&n[a]<e;)++a;for(;-1!==i&&n[i]>t;)--i;if(++i,0!==a||i!==r){a>=i&&(a=(i=Math.max(i,1))-1);var o=this.getValueSize();this.times=Bo.arraySlice(n,a,i),this.values=Bo.arraySlice(this.values,a*o,i*o)}return this},validate:function(){var e=!0,t=this.getValueSize();t-Math.floor(t)!==0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);var n=this.times,r=this.values,a=n.length;0===a&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);for(var i=null,o=0;o!==a;o++){var s=n[o];if("number"===typeof s&&isNaN(s)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,o,s),e=!1;break}if(null!==i&&i>s){console.error("THREE.KeyframeTrack: Out of order keys.",this,o,s,i),e=!1;break}i=s}if(void 0!==r&&Bo.isTypedArray(r)){o=0;for(var u=r.length;o!==u;++o){var c=r[o];if(isNaN(c)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,o,c),e=!1;break}}}return e},optimize:function(){for(var e=Bo.arraySlice(this.times),t=Bo.arraySlice(this.values),n=this.getValueSize(),r=2302===this.getInterpolation(),a=1,i=e.length-1,o=1;o<i;++o){var s=!1,u=e[o];if(u!==e[o+1]&&(1!==o||u!==u[0]))if(r)s=!0;else for(var c=o*n,l=c-n,h=c+n,d=0;d!==n;++d){var f=t[c+d];if(f!==t[l+d]||f!==t[h+d]){s=!0;break}}if(s){if(o!==a){e[a]=e[o];var p=o*n,m=a*n;for(d=0;d!==n;++d)t[m+d]=t[p+d]}++a}}if(i>0){e[a]=e[i];for(p=i*n,m=a*n,d=0;d!==n;++d)t[m+d]=t[p+d];++a}return a!==e.length?(this.times=Bo.arraySlice(e,0,a),this.values=Bo.arraySlice(t,0,a*n)):(this.times=e,this.values=t),this},clone:function(){var e=Bo.arraySlice(this.times,0),t=Bo.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,e,t);return n.createInterpolant=this.createInterpolant,n}}),qo.prototype=Object.assign(Object.create(Ho.prototype),{constructor:qo,ValueTypeName:"bool",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 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fs.prototype.copy.call(this,e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this},ps.prototype.toJSON=function(){var e=fs.prototype.toJSON.call(this);return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e},ps.prototype.fromJSON=function(e){return fs.prototype.fromJSON.call(this,e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this},ms.prototype=Object.create(ps.prototype),ms.prototype.constructor=ms,ms.prototype.isArcCurve=!0;var gs=new j,bs=new vs,ys=new vs,xs=new vs;function ws(e,t,n,r){fs.call(this),this.type="CatmullRomCurve3",this.points=e||[],this.closed=t||!1,this.curveType=n||"centripetal",this.tension=r||.5}function Os(e,t,n,r,a){var i=.5*(r-t),o=.5*(a-n),s=e*e;return(2*n-2*r+i+o)*(e*s)+(-3*n+3*r-2*i-o)*s+i*e+n}function ks(e,t,n,r){return function(e,t){var n=1-e;return n*n*t}(e,t)+function(e,t){return 2*(1-e)*e*t}(e,n)+function(e,t){return e*e*t}(e,r)}function Ss(e,t,n,r,a){return function(e,t){var n=1-e;return n*n*n*t}(e,t)+function(e,t){var n=1-e;return 3*n*n*e*t}(e,n)+function(e,t){return 3*(1-e)*e*e*t}(e,r)+function(e,t){return e*e*e*t}(e,a)}function _s(e,t,n,r){fs.call(this),this.type="CubicBezierCurve",this.v0=e||new m,this.v1=t||new m,this.v2=n||new m,this.v3=r||new m}function js(e,t,n,r){fs.call(this),this.type="CubicBezierCurve3",this.v0=e||new j,this.v1=t||new j,this.v2=n||new j,this.v3=r||new j}function Es(e,t){fs.call(this),this.type="LineCurve",this.v1=e||new m,this.v2=t||new m}function Ts(e,t){fs.call(this),this.type="LineCurve3",this.v1=e||new j,this.v2=t||new j}function Cs(e,t,n){fs.call(this),this.type="QuadraticBezierCurve",this.v0=e||new m,this.v1=t||new m,this.v2=n||new m}function Ms(e,t,n){fs.call(this),this.type="QuadraticBezierCurve3",this.v0=e||new j,this.v1=t||new j,this.v2=n||new j}function As(e){fs.call(this),this.type="SplineCurve",this.points=e||[]}ws.prototype=Object.create(fs.prototype),ws.prototype.constructor=ws,ws.prototype.isCatmullRomCurve3=!0,ws.prototype.getPoint=function(e,t){var n,r,a,i,o=t||new j,s=this.points,u=s.length,c=(u-(this.closed?0:1))*e,l=Math.floor(c),h=c-l;if(this.closed?l+=l>0?0:(Math.floor(Math.abs(l)/u)+1)*u:0===h&&l===u-1&&(l=u-2,h=1),this.closed||l>0?n=s[(l-1)%u]:(gs.subVectors(s[0],s[1]).add(s[0]),n=gs),r=s[l%u],a=s[(l+1)%u],this.closed||l+2<u?i=s[(l+2)%u]:(gs.subVectors(s[u-1],s[u-2]).add(s[u-1]),i=gs),"centripetal"===this.curveType||"chordal"===this.curveType){var d="chordal"===this.curveType?.5:.25,f=Math.pow(n.distanceToSquared(r),d),p=Math.pow(r.distanceToSquared(a),d),m=Math.pow(a.distanceToSquared(i),d);p<1e-4&&(p=1),f<1e-4&&(f=p),m<1e-4&&(m=p),bs.initNonuniformCatmullRom(n.x,r.x,a.x,i.x,f,p,m),ys.initNonuniformCatmullRom(n.y,r.y,a.y,i.y,f,p,m),xs.initNonuniformCatmullRom(n.z,r.z,a.z,i.z,f,p,m)}else"catmullrom"===this.curveType&&(bs.initCatmullRom(n.x,r.x,a.x,i.x,this.tension),ys.initCatmullRom(n.y,r.y,a.y,i.y,this.tension),xs.initCatmullRom(n.z,r.z,a.z,i.z,this.tension));return o.set(bs.calc(h),ys.calc(h),xs.calc(h)),o},ws.prototype.copy=function(e){fs.prototype.copy.call(this,e),this.points=[];for(var t=0,n=e.points.length;t<n;t++){var r=e.points[t];this.points.push(r.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this},ws.prototype.toJSON=function(){var e=fs.prototype.toJSON.call(this);e.points=[];for(var t=0,n=this.points.length;t<n;t++){var r=this.points[t];e.points.push(r.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e},ws.prototype.fromJSON=function(e){fs.prototype.fromJSON.call(this,e),this.points=[];for(var t=0,n=e.points.length;t<n;t++){var r=e.points[t];this.points.push((new j).fromArray(r))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this},_s.prototype=Object.create(fs.prototype),_s.prototype.constructor=_s,_s.prototype.isCubicBezierCurve=!0,_s.prototype.getPoint=function(e,t){var n=t||new m,r=this.v0,a=this.v1,i=this.v2,o=this.v3;return n.set(Ss(e,r.x,a.x,i.x,o.x),Ss(e,r.y,a.y,i.y,o.y)),n},_s.prototype.copy=function(e){return fs.prototype.copy.call(this,e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this},_s.prototype.toJSON=function(){var e=fs.prototype.toJSON.call(this);return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e},_s.prototype.fromJSON=function(e){return fs.prototype.fromJSON.call(this,e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this},js.prototype=Object.create(fs.prototype),js.prototype.constructor=js,js.prototype.isCubicBezierCurve3=!0,js.prototype.getPoint=function(e,t){var n=t||new j,r=this.v0,a=this.v1,i=this.v2,o=this.v3;return n.set(Ss(e,r.x,a.x,i.x,o.x),Ss(e,r.y,a.y,i.y,o.y),Ss(e,r.z,a.z,i.z,o.z)),n},js.prototype.copy=function(e){return fs.prototype.copy.call(this,e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this},js.prototype.toJSON=function(){var e=fs.prototype.toJSON.call(this);return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e},js.prototype.fromJSON=function(e){return fs.prototype.fromJSON.call(this,e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this},Es.prototype=Object.create(fs.prototype),Es.prototype.constructor=Es,Es.prototype.isLineCurve=!0,Es.prototype.getPoint=function(e,t){var n=t||new m;return 1===e?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n},Es.prototype.getPointAt=function(e,t){return this.getPoint(e,t)},Es.prototype.getTangent=function(e,t){return(t||new m).copy(this.v2).sub(this.v1).normalize()},Es.prototype.copy=function(e){return fs.prototype.copy.call(this,e),this.v1.copy(e.v1),this.v2.copy(e.v2),this},Es.prototype.toJSON=function(){var e=fs.prototype.toJSON.call(this);return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e},Es.prototype.fromJSON=function(e){return fs.prototype.fromJSON.call(this,e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this},Ts.prototype=Object.create(fs.prototype),Ts.prototype.constructor=Ts,Ts.prototype.isLineCurve3=!0,Ts.prototype.getPoint=function(e,t){var n=t||new j;return 1===e?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n},Ts.prototype.getPointAt=function(e,t){return this.getPoint(e,t)},Ts.prototype.copy=function(e){return fs.prototype.copy.call(this,e),this.v1.copy(e.v1),this.v2.copy(e.v2),this},Ts.prototype.toJSON=function(){var e=fs.prototype.toJSON.call(this);return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e},Ts.prototype.fromJSON=function(e){return fs.prototype.fromJSON.call(this,e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this},Cs.prototype=Object.create(fs.prototype),Cs.prototype.constructor=Cs,Cs.prototype.isQuadraticBezierCurve=!0,Cs.prototype.getPoint=function(e,t){var n=t||new m,r=this.v0,a=this.v1,i=this.v2;return n.set(ks(e,r.x,a.x,i.x),ks(e,r.y,a.y,i.y)),n},Cs.prototype.copy=function(e){return fs.prototype.copy.call(this,e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this},Cs.prototype.toJSON=function(){var e=fs.prototype.toJSON.call(this);return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e},Cs.prototype.fromJSON=function(e){return fs.prototype.fromJSON.call(this,e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this},Ms.prototype=Object.create(fs.prototype),Ms.prototype.constructor=Ms,Ms.prototype.isQuadraticBezierCurve3=!0,Ms.prototype.getPoint=function(e,t){var n=t||new j,r=this.v0,a=this.v1,i=this.v2;return n.set(ks(e,r.x,a.x,i.x),ks(e,r.y,a.y,i.y),ks(e,r.z,a.z,i.z)),n},Ms.prototype.copy=function(e){return fs.prototype.copy.call(this,e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this},Ms.prototype.toJSON=function(){var e=fs.prototype.toJSON.call(this);return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e},Ms.prototype.fromJSON=function(e){return fs.prototype.fromJSON.call(this,e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this},As.prototype=Object.create(fs.prototype),As.prototype.constructor=As,As.prototype.isSplineCurve=!0,As.prototype.getPoint=function(e,t){var n=t||new m,r=this.points,a=(r.length-1)*e,i=Math.floor(a),o=a-i,s=r[0===i?i:i-1],u=r[i],c=r[i>r.length-2?r.length-1:i+1],l=r[i>r.length-3?r.length-1:i+2];return n.set(Os(o,s.x,u.x,c.x,l.x),Os(o,s.y,u.y,c.y,l.y)),n},As.prototype.copy=function(e){fs.prototype.copy.call(this,e),this.points=[];for(var t=0,n=e.points.length;t<n;t++){var r=e.points[t];this.points.push(r.clone())}return this},As.prototype.toJSON=function(){var e=fs.prototype.toJSON.call(this);e.points=[];for(var t=0,n=this.points.length;t<n;t++){var r=this.points[t];e.points.push(r.toArray())}return e},As.prototype.fromJSON=function(e){fs.prototype.fromJSON.call(this,e),this.points=[];for(var t=0,n=e.points.length;t<n;t++){var r=e.points[t];this.points.push((new m).fromArray(r))}return this};var Ns=Object.freeze({__proto__:null,ArcCurve:ms,CatmullRomCurve3:ws,CubicBezierCurve:_s,CubicBezierCurve3:js,EllipseCurve:ps,LineCurve:Es,LineCurve3:Ts,QuadraticBezierCurve:Cs,QuadraticBezierCurve3:Ms,SplineCurve:As});function Rs(){fs.call(this),this.type="CurvePath",this.curves=[],this.autoClose=!1}function Is(e){Rs.call(this),this.type="Path",this.currentPoint=new m,e&&this.setFromPoints(e)}function Ls(e){Is.call(this,e),this.uuid=p.generateUUID(),this.type="Shape",this.holes=[]}function Ds(e,t){Q.call(this),this.type="Light",this.color=new Ve(e),this.intensity=void 0!==t?t:1,this.receiveShadow=void 0}function Ps(e,t,n){Ds.call(this,e,n),this.type="HemisphereLight",this.castShadow=void 0,this.position.copy(Q.DefaultUp),this.updateMatrix(),this.groundColor=new Ve(t)}function zs(e){this.camera=e,this.bias=0,this.radius=1,this.mapSize=new m(512,512),this.map=null,this.mapPass=null,this.matrix=new I,this._frustum=new nn,this._frameExtents=new m(1,1),this._viewportCount=1,this._viewports=[new x(0,0,1,1)]}function Fs(){zs.call(this,new Zt(50,1,.5,500))}function Bs(e,t,n,r,a,i){Ds.call(this,e,t),this.type="SpotLight",this.position.copy(Q.DefaultUp),this.updateMatrix(),this.target=new Q,Object.defineProperty(this,"power",{get:function(){return this.intensity*Math.PI},set:function(e){this.intensity=e/Math.PI}}),this.distance=void 0!==n?n:0,this.angle=void 0!==r?r:Math.PI/3,this.penumbra=void 0!==a?a:0,this.decay=void 0!==i?i:1,this.shadow=new Fs}function Us(){zs.call(this,new Zt(90,1,.5,500)),this._frameExtents=new m(4,2),this._viewportCount=6,this._viewports=[new x(2,1,1,1),new x(0,1,1,1),new x(3,1,1,1),new x(1,1,1,1),new x(3,0,1,1),new x(1,0,1,1)],this._cubeDirections=[new j(1,0,0),new j(-1,0,0),new j(0,0,1),new j(0,0,-1),new j(0,1,0),new j(0,-1,0)],this._cubeUps=[new j(0,1,0),new j(0,1,0),new j(0,1,0),new j(0,1,0),new j(0,0,1),new j(0,0,-1)]}function Ws(e,t,n,r){Ds.call(this,e,t),this.type="PointLight",Object.defineProperty(this,"power",{get:function(){return 4*this.intensity*Math.PI},set:function(e){this.intensity=e/(4*Math.PI)}}),this.distance=void 0!==n?n:0,this.decay=void 0!==r?r:1,this.shadow=new Us}

2function Vs(e,t,n,r,a,i){Kt.call(this),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=void 0!==e?e:-1,this.right=void 0!==t?t:1,this.top=void 0!==n?n:1,this.bottom=void 0!==r?r:-1,this.near=void 0!==a?a:.1,this.far=void 0!==i?i:2e3,this.updateProjectionMatrix()}function Gs(){zs.call(this,new Vs(-5,5,5,-5,.5,500))}function Hs(e,t){Ds.call(this,e,t),this.type="DirectionalLight",this.position.copy(Q.DefaultUp),this.updateMatrix(),this.target=new Q,this.shadow=new Gs}function qs(e,t){Ds.call(this,e,t),this.type="AmbientLight",this.castShadow=void 0}function Xs(e,t,n,r){Ds.call(this,e,t),this.type="RectAreaLight",this.width=void 0!==n?n:10,this.height=void 0!==r?r:10}function Ys(){this.coefficients=[];for(var e=0;e<9;e++)this.coefficients.push(new j)}function Ks(e,t){Ds.call(this,void 0,t),this.type="LightProbe",this.sh=void 0!==e?e:new Ys}function Zs(e){as.call(this,e),this.textures={}}Rs.prototype=Object.assign(Object.create(fs.prototype),{constructor:Rs,add:function(e){this.curves.push(e)},closePath:function(){var e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);e.equals(t)||this.curves.push(new Es(t,e))},getPoint:function(e){for(var t=e*this.getLength(),n=this.getCurveLengths(),r=0;r<n.length;){if(n[r]>=t){var a=n[r]-t,i=this.curves[r],o=i.getLength(),s=0===o?0:1-a/o;return i.getPointAt(s)}r++}return null},getLength:function(){var e=this.getCurveLengths();return e[e.length-1]},updateArcLengths:function(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()},getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(var e=[],t=0,n=0,r=this.curves.length;n<r;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e},getSpacedPoints:function(e){void 0===e&&(e=40);for(var t=[],n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t},getPoints:function(e){e=e||12;for(var t,n=[],r=0,a=this.curves;r<a.length;r++)for(var i=a[r],o=i&&i.isEllipseCurve?2*e:i&&(i.isLineCurve||i.isLineCurve3)?1:i&&i.isSplineCurve?e*i.points.length:e,s=i.getPoints(o),u=0;u<s.length;u++){var c=s[u];t&&t.equals(c)||(n.push(c),t=c)}return this.autoClose&&n.length>1&&!n[n.length-1].equals(n[0])&&n.push(n[0]),n},copy:function(e){fs.prototype.copy.call(this,e),this.curves=[];for(var t=0,n=e.curves.length;t<n;t++){var r=e.curves[t];this.curves.push(r.clone())}return this.autoClose=e.autoClose,this},toJSON:function(){var e=fs.prototype.toJSON.call(this);e.autoClose=this.autoClose,e.curves=[];for(var t=0,n=this.curves.length;t<n;t++){var r=this.curves[t];e.curves.push(r.toJSON())}return e},fromJSON:function(e){fs.prototype.fromJSON.call(this,e),this.autoClose=e.autoClose,this.curves=[];for(var t=0,n=e.curves.length;t<n;t++){var r=e.curves[t];this.curves.push((new Ns[r.type]).fromJSON(r))}return this}}),Is.prototype=Object.assign(Object.create(Rs.prototype),{constructor:Is,setFromPoints:function(e){this.moveTo(e[0].x,e[0].y);for(var t=1,n=e.length;t<n;t++)this.lineTo(e[t].x,e[t].y);return this},moveTo:function(e,t){return this.currentPoint.set(e,t),this},lineTo:function(e,t){var n=new Es(this.currentPoint.clone(),new m(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this},quadraticCurveTo:function(e,t,n,r){var a=new Cs(this.currentPoint.clone(),new m(e,t),new m(n,r));return this.curves.push(a),this.currentPoint.set(n,r),this},bezierCurveTo:function(e,t,n,r,a,i){var o=new _s(this.currentPoint.clone(),new m(e,t),new m(n,r),new m(a,i));return this.curves.push(o),this.currentPoint.set(a,i),this},splineThru:function(e){var t=new As([this.currentPoint.clone()].concat(e));return this.curves.push(t),this.currentPoint.copy(e[e.length-1]),this},arc:function(e,t,n,r,a,i){var o=this.currentPoint.x,s=this.currentPoint.y;return this.absarc(e+o,t+s,n,r,a,i),this},absarc:function(e,t,n,r,a,i){return this.absellipse(e,t,n,n,r,a,i),this},ellipse:function(e,t,n,r,a,i,o,s){var u=this.currentPoint.x,c=this.currentPoint.y;return this.absellipse(e+u,t+c,n,r,a,i,o,s),this},absellipse:function(e,t,n,r,a,i,o,s){var u=new ps(e,t,n,r,a,i,o,s);if(this.curves.length>0){var c=u.getPoint(0);c.equals(this.currentPoint)||this.lineTo(c.x,c.y)}this.curves.push(u);var l=u.getPoint(1);return this.currentPoint.copy(l),this},copy:function(e){return Rs.prototype.copy.call(this,e),this.currentPoint.copy(e.currentPoint),this},toJSON:function(){var e=Rs.prototype.toJSON.call(this);return e.currentPoint=this.currentPoint.toArray(),e},fromJSON:function(e){return Rs.prototype.fromJSON.call(this,e),this.currentPoint.fromArray(e.currentPoint),this}}),Ls.prototype=Object.assign(Object.create(Is.prototype),{constructor:Ls,getPointsHoles:function(e){for(var t=[],n=0,r=this.holes.length;n<r;n++)t[n]=this.holes[n].getPoints(e);return t},extractPoints:function(e){return{shape:this.getPoints(e),holes:this.getPointsHoles(e)}},copy:function(e){Is.prototype.copy.call(this,e),this.holes=[];for(var t=0,n=e.holes.length;t<n;t++){var r=e.holes[t];this.holes.push(r.clone())}return this},toJSON:function(){var e=Is.prototype.toJSON.call(this);e.uuid=this.uuid,e.holes=[];for(var t=0,n=this.holes.length;t<n;t++){var r=this.holes[t];e.holes.push(r.toJSON())}return e},fromJSON:function(e){Is.prototype.fromJSON.call(this,e),this.uuid=e.uuid,this.holes=[];for(var t=0,n=e.holes.length;t<n;t++){var r=e.holes[t];this.holes.push((new Is).fromJSON(r))}return this}}),Ds.prototype=Object.assign(Object.create(Q.prototype),{constructor:Ds,isLight:!0,copy:function(e){return Q.prototype.copy.call(this,e),this.color.copy(e.color),this.intensity=e.intensity,this},toJSON:function(e){var t=Q.prototype.toJSON.call(this,e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,void 0!==this.groundColor&&(t.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(t.object.distance=this.distance),void 0!==this.angle&&(t.object.angle=this.angle),void 0!==this.decay&&(t.object.decay=this.decay),void 0!==this.penumbra&&(t.object.penumbra=this.penumbra),void 0!==this.shadow&&(t.object.shadow=this.shadow.toJSON()),t}}),Ps.prototype=Object.assign(Object.create(Ds.prototype),{constructor:Ps,isHemisphereLight:!0,copy:function(e){return Ds.prototype.copy.call(this,e),this.groundColor.copy(e.groundColor),this}}),Object.assign(zs.prototype,{_projScreenMatrix:new I,_lightPositionWorld:new j,_lookTarget:new j,getViewportCount:function(){return this._viewportCount},getFrustum:function(){return this._frustum},updateMatrices:function(e){var t=this.camera,n=this.matrix,r=this._projScreenMatrix,a=this._lookTarget,i=this._lightPositionWorld;i.setFromMatrixPosition(e.matrixWorld),t.position.copy(i),a.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(a),t.updateMatrixWorld(),r.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(r),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(t.projectionMatrix),n.multiply(t.matrixWorldInverse)},getViewport:function(e){return this._viewports[e]},getFrameExtents:function(){return this._frameExtents},copy:function(e){return this.camera=e.camera.clone(),this.bias=e.bias,this.radius=e.radius,this.mapSize.copy(e.mapSize),this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var e={};return 0!==this.bias&&(e.bias=this.bias),1!==this.radius&&(e.radiu

2s=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}),Fs.prototype=Object.assign(Object.create(zs.prototype),{constructor:Fs,isSpotLightShadow:!0,updateMatrices:function(e){var t=this.camera,n=2*p.RAD2DEG*e.angle,r=this.mapSize.width/this.mapSize.height,a=e.distance||t.far;n===t.fov&&r===t.aspect&&a===t.far||(t.fov=n,t.aspect=r,t.far=a,t.updateProjectionMatrix()),zs.prototype.updateMatrices.call(this,e)}}),Bs.prototype=Object.assign(Object.create(Ds.prototype),{constructor:Bs,isSpotLight:!0,copy:function(e){return Ds.prototype.copy.call(this,e),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}),Us.prototype=Object.assign(Object.create(zs.prototype),{constructor:Us,isPointLightShadow:!0,updateMatrices:function(e,t){void 0===t&&(t=0);var n=this.camera,r=this.matrix,a=this._lightPositionWorld,i=this._lookTarget,o=this._projScreenMatrix;a.setFromMatrixPosition(e.matrixWorld),n.position.copy(a),i.copy(n.position),i.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(i),n.updateMatrixWorld(),r.makeTranslation(-a.x,-a.y,-a.z),o.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(o)}}),Ws.prototype=Object.assign(Object.create(Ds.prototype),{constructor:Ws,isPointLight:!0,copy:function(e){return Ds.prototype.copy.call(this,e),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}),Vs.prototype=Object.assign(Object.create(Kt.prototype),{constructor:Vs,isOrthographicCamera:!0,copy:function(e,t){return Kt.prototype.copy.call(this,e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=null===e.view?null:Object.assign({},e.view),this},setViewOffset:function(e,t,n,r,a,i){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=a,this.view.height=i,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,r=(this.top+this.bottom)/2,a=n-e,i=n+e,o=r+t,s=r-t;if(null!==this.view&&this.view.enabled){var u=(this.right-this.left)/this.view.fullWidth/this.zoom,c=(this.top-this.bottom)/this.view.fullHeight/this.zoom;i=(a+=u*this.view.offsetX)+u*this.view.width,s=(o-=c*this.view.offsetY)-c*this.view.height}this.projectionMatrix.makeOrthographic(a,i,o,s,this.near,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(e){var t=Q.prototype.toJSON.call(this,e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,null!==this.view&&(t.object.view=Object.assign({},this.view)),t}}),Gs.prototype=Object.assign(Object.create(zs.prototype),{constructor:Gs,isDirectionalLightShadow:!0,updateMatrices:function(e){zs.prototype.updateMatrices.call(this,e)}}),Hs.prototype=Object.assign(Object.create(Ds.prototype),{constructor:Hs,isDirectionalLight:!0,copy:function(e){return Ds.prototype.copy.call(this,e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}),qs.prototype=Object.assign(Object.create(Ds.prototype),{constructor:qs,isAmbientLight:!0}),Xs.prototype=Object.assign(Object.create(Ds.prototype),{constructor:Xs,isRectAreaLight:!0,copy:function(e){return Ds.prototype.copy.call(this,e),this.width=e.width,this.height=e.height,this},toJSON:function(e){var t=Ds.prototype.toJSON.call(this,e);return t.object.width=this.width,t.object.height=this.height,t}}),Object.assign(Ys.prototype,{isSphericalHarmonics3:!0,set:function(e){for(var t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this},zero:function(){for(var e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this},getAt:function(e,t){var n=e.x,r=e.y,a=e.z,i=this.coefficients;return t.copy(i[0]).multiplyScalar(.282095),t.addScaledVector(i[1],.488603*r),t.addScaledVector(i[2],.488603*a),t.addScaledVector(i[3],.488603*n),t.addScaledVector(i[4],n*r*1.092548),t.addScaledVector(i[5],r*a*1.092548),t.addScaledVector(i[6],.315392*(3*a*a-1)),t.addScaledVector(i[7],n*a*1.092548),t.addScaledVector(i[8],.546274*(n*n-r*r)),t},getIrradianceAt:function(e,t){var n=e.x,r=e.y,a=e.z,i=this.coefficients;return t.copy(i[0]).multiplyScalar(.886227),t.addScaledVector(i[1],1.023328*r),t.addScaledVector(i[2],1.023328*a),t.addScaledVector(i[3],1.023328*n),t.addScaledVector(i[4],.858086*n*r),t.addScaledVector(i[5],.858086*r*a),t.addScaledVector(i[6],.743125*a*a-.247708),t.addScaledVector(i[7],.858086*n*a

2),t.addScaledVector(i[8],.429043*(n*n-r*r)),t},add:function(e){for(var t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this},addScaledSH:function(e,t){for(var n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this},scale:function(e){for(var t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this},lerp:function(e,t){for(var n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this},equals:function(e){for(var t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0},copy:function(e){return this.set(e.coefficients)},clone:function(){return(new this.constructor).copy(this)},fromArray:function(e,t){void 0===t&&(t=0);for(var n=this.coefficients,r=0;r<9;r++)n[r].fromArray(e,t+3*r);return this},toArray:function(e,t){void 0===e&&(e=[]),void 0===t&&(t=0);for(var n=this.coefficients,r=0;r<9;r++)n[r].toArray(e,t+3*r);return e}}),Object.assign(Ys,{getBasisAt:function(e,t){var n=e.x,r=e.y,a=e.z;t[0]=.282095,t[1]=.488603*r,t[2]=.488603*a,t[3]=.488603*n,t[4]=1.092548*n*r,t[5]=1.092548*r*a,t[6]=.315392*(3*a*a-1),t[7]=1.092548*n*a,t[8]=.546274*(n*n-r*r)}}),Ks.prototype=Object.assign(Object.create(Ds.prototype),{constructor:Ks,isLightProbe:!0,copy:function(e){return Ds.prototype.copy.call(this,e),this.sh.copy(e.sh),this},fromJSON:function(e){return this.intensity=e.intensity,this.sh.fromArray(e.sh),this},toJSON:function(e){var t=Ds.prototype.toJSON.call(this,e);return t.object.sh=this.sh.toArray(),t}}),Zs.prototype=Object.assign(Object.create(as.prototype),{constructor:Zs,load:function(e,t,n,r){var a=this,i=new os(a.manager);i.setPath(a.path),i.load(e,(function(n){try{t(a.parse(JSON.parse(n)))}catch(i){r?r(i):console.error(i),a.manager.itemError(e)}}),n,r)},parse:function(e){var t=this.textures;function n(e){return void 0===t[e]&&console.warn("THREE.MaterialLoader: Undefined texture",e),t[e]}var r=new Fo[e.type];if(void 0!==e.uuid&&(r.uuid=e.uuid),void 0!==e.name&&(r.name=e.name),void 0!==e.color&&r.color.setHex(e.color),void 0!==e.roughness&&(r.roughness=e.roughness),void 0!==e.metalness&&(r.metalness=e.metalness),void 0!==e.sheen&&(r.sheen=(new Ve).setHex(e.sheen)),void 0!==e.emissive&&r.emissive.setHex(e.emissive),void 0!==e.specular&&r.specular.setHex(e.specular),void 0!==e.shininess&&(r.shininess=e.shininess),void 0!==e.clearcoat&&(r.clearcoat=e.clearcoat),void 0!==e.clearcoatRoughness&&(r.clearcoatRoughness=e.clearcoatRoughness),void 0!==e.fog&&(r.fog=e.fog),void 0!==e.flatShading&&(r.flatShading=e.flatShading),void 0!==e.blending&&(r.blending=e.blending),void 0!==e.combine&&(r.combine=e.combine),void 0!==e.side&&(r.side=e.side),void 0!==e.opacity&&(r.opacity=e.opacity),void 0!==e.transparent&&(r.transparent=e.transparent),void 0!==e.alphaTest&&(r.alphaTest=e.alphaTest),void 0!==e.depthTest&&(r.depthTest=e.depthTest),void 0!==e.depthWrite&&(r.depthWrite=e.depthWrite),void 0!==e.colorWrite&&(r.colorWrite=e.colorWrite),void 0!==e.stencilWrite&&(r.stencilWrite=e.stencilWrite),void 0!==e.stencilWriteMask&&(r.stencilWriteMask=e.stencilWriteMask),void 0!==e.stencilFunc&&(r.stencilFunc=e.stencilFunc),void 0!==e.stencilRef&&(r.stencilRef=e.stencilRef),void 0!==e.stencilFuncMask&&(r.stencilFuncMask=e.stencilFuncMask),void 0!==e.stencilFail&&(r.stencilFail=e.stencilFail),void 0!==e.stencilZFail&&(r.stencilZFail=e.stencilZFail),void 0!==e.stencilZPass&&(r.stencilZPass=e.stencilZPass),void 0!==e.wireframe&&(r.wireframe=e.wireframe),void 0!==e.wireframeLinewidth&&(r.wireframeLinewidth=e.wireframeLinewidth),void 0!==e.wireframeLinecap&&(r.wireframeLinecap=e.wireframeLinecap),void 0!==e.wireframeLinejoin&&(r.wireframeLinejoin=e.wireframeLinejoin),void 0!==e.rotation&&(r.rotation=e.rotation),1!==e.linewidth&&(r.linewidth=e.linewidth),void 0!==e.dashSize&&(r.dashSize=e.dashSize),void 0!==e.gapSize&&(r.gapSize=e.gapSize),void 0!==e.scale&&(r.scale=e.scale),void 0!==e.polygonOffset&&(r.polygonOffset=e.polygonOffset),void 0!==e.polygonOffsetFactor&&(r.polygonOffsetFactor=e.polygonOffsetFactor),void 0!==e.polygonOffsetUnits&&(r.polygonOffsetUnits=e.polygonOffsetUnits),void 0!==e.skinning&&(r.skinning=e.skinning),void 0!==e.morphTargets&&(r.morphTargets=e.morphTargets),void 0!==e.morphNormals&&

2(r.morphNormals=e.morphNormals),void 0!==e.dithering&&(r.dithering=e.dithering),void 0!==e.vertexTangents&&(r.vertexTangents=e.vertexTangents),void 0!==e.visible&&(r.visible=e.visible),void 0!==e.toneMapped&&(r.toneMapped=e.toneMapped),void 0!==e.userData&&(r.userData=e.userData),void 0!==e.vertexColors&&("number"===typeof e.vertexColors?r.vertexColors=e.vertexColors>0:r.vertexColors=e.vertexColors),void 0!==e.uniforms)for(var a in e.uniforms){var i=e.uniforms[a];switch(r.uniforms[a]={},i.type){case"t":r.uniforms[a].value=n(i.value);break;case"c":r.uniforms[a].value=(new Ve).setHex(i.value);break;case"v2":r.uniforms[a].value=(new m).fromArray(i.value);break;case"v3":r.uniforms[a].value=(new j).fromArray(i.value);break;case"v4":r.uniforms[a].value=(new x).fromArray(i.value);break;case"m3":r.uniforms[a].value=(new v).fromArray(i.value);case"m4":r.uniforms[a].value=(new I).fromArray(i.value);break;default:r.uniforms[a].value=i.value}}if(void 0!==e.defines&&(r.defines=e.defines),void 0!==e.vertexShader&&(r.vertexShader=e.vertexShader),void 0!==e.fragmentShader&&(r.fragmentShader=e.fragmentShader),void 0!==e.extensions)for(var o in e.extensions)r.extensions[o]=e.extensions[o];if(void 0!==e.shading&&(r.flatShading=1===e.shading),void 0!==e.size&&(r.size=e.size),void 0!==e.sizeAttenuation&&(r.sizeAttenuation=e.sizeAttenuation),void 0!==e.map&&(r.map=n(e.map)),void 0!==e.matcap&&(r.matcap=n(e.matcap)),void 0!==e.alphaMap&&(r.alphaMap=n(e.alphaMap)),void 0!==e.bumpMap&&(r.bumpMap=n(e.bumpMap)),void 0!==e.bumpScale&&(r.bumpScale=e.bumpScale),void 0!==e.normalMap&&(r.normalMap=n(e.normalMap)),void 0!==e.normalMapType&&(r.normalMapType=e.normalMapType),void 0!==e.normalScale){var s=e.normalScale;!1===Array.isArray(s)&&(s=[s,s]),r.normalScale=(new m).fromArray(s)}return void 0!==e.displacementMap&&(r.displacementMap=n(e.displacementMap)),void 0!==e.displacementScale&&(r.displacementScale=e.displacementScale),void 0!==e.displacementBias&&(r.displacementBias=e.displacementBias),void 0!==e.roughnessMap&&(r.roughnessMap=n(e.roughnessMap)),void 0!==e.metalnessMap&&(r.metalnessMap=n(e.metalnessMap)),void 0!==e.emissiveMap&&(r.emissiveMap=n(e.emissiveMap)),void 0!==e.emissiveIntensity&&(r.emissiveIntensity=e.emissiveIntensity),void 0!==e.specularMap&&(r.specularMap=n(e.specularMap)),void 0!==e.envMap&&(r.envMap=n(e.envMap)),void 0!==e.envMapIntensity&&(r.envMapIntensity=e.envMapIntensity),void 0!==e.reflectivity&&(r.reflectivity=e.reflectivity),void 0!==e.refractionRatio&&(r.refractionRatio=e.refractionRatio),void 0!==e.lightMap&&(r.lightMap=n(e.lightMap)),void 0!==e.lightMapIntensity&&(r.lightMapIntensity=e.lightMapIntensity),void 0!==e.aoMap&&(r.aoMap=n(e.aoMap)),void 0!==e.aoMapIntensity&&(r.aoMapIntensity=e.aoMapIntensity),void 0!==e.gradientMap&&(r.gradientMap=n(e.gradientMap)),void 0!==e.clearcoatMap&&(r.clearcoatMap=n(e.clearcoatMap)),void 0!==e.clearcoatRoughnessMap&&(r.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),void 0!==e.clearcoatNormalMap&&(r.clearcoatNormalMap=n(e.clearcoatNormalMap)),void 0!==e.clearcoatNormalScale&&(r.clearcoatNormalScale=(new m).fromArray(e.clearcoatNormalScale)),r},setTextures:function(e){return this.textures=e,this}});var Js=function(e){var t=e.lastIndexOf("/");return-1===t?"./":e.substr(0,t+1)};function Qs(){gt.call(this),this.type="InstancedBufferGeometry",this.instanceCount=1/0}function $s(e,t,n,r){"number"===typeof n&&(r=n,n=!1,console.error("THREE.InstancedBufferAttribute: The constructor now expects normalized as the third argument.")),Qe.call(this,e,t,n),this.meshPerAttribute=r||1}function eu(e){as.call(this,e)}Qs.prototype=Object.assign(Object.create(gt.prototype),{constructor:Qs,isInstancedBufferGeometry:!0,copy:function(e){return gt.prototype.copy.call(this,e),this.instanceCount=e.instanceCount,this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var e=gt.prototype.toJSON.call(this);return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}),$s.prototype=Object.assign(Object.create(Qe.prototype),{constructor:$s,isInstancedBufferAttribute:!0,copy:function(e){return Qe.prototype.copy.call(this,e),this.meshPerAttribute=e.meshPerAttribute,this},toJSON:function(){var e=Qe.prototype.toJSON.call(this);return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}),eu.prototype=Object.assign(Object.create(as.prototype),{constructor:eu,load:function(e,t,n,r){var a=this,i=new os(a.manager);i.setPath(a.path),i.load(e,(function(n){try{t(a.parse(JSON.parse(n)))}catch(i){r?r(i):console.error(i),a.manager.itemError(e)}}),n,r)},parse:function(e){var t=e.isInstancedBufferGeometry?new Qs:new gt,n=e.data.index;if(void 0!==n){var r=new tu[n.type](n.array);t.setIndex(new Qe(r,1))}var a=e.data.attributes;for(var i in a){var o=a[i],s=(r=new tu[o.type](o.array),new(o.isInstancedBufferAttribute?$s:Qe)(r,o.itemSize,o.normalized));void 0!==o.name&&(s.name=o.name),t.setAttribute(i,s)}var u=e.data.morphAttributes;if(u)for(var i in u){for(var c=u[i],l=[],h=0,d=c.length;h<d;h++){o=c[h],s=new Qe(r=new tu[o.type](o.array),o.itemSize,o.normalized);void 0!==o.name&&(s.name=o.name),l.push(s)}t.morphAttributes[i]=l}e.data.morphTargetsRelative&&(t.morphTargetsRelative=!0);var f=e.data.groups||e.data.drawcalls||e.data.offsets;if(void 0!==f){h=0;for(var p=f.length;h!==p;++h){var m=f[h];t.addGroup(m.start,m.count,m.materialIndex)}}var v=e.data.boundingSphere;if(void 0!==v){var g=new j;void 0!==v.center&&g.fromArray(v.center),t.boundingSphere=new ve(g,v.radius)}return e.name&&(t.name=e.name),e.userData&&(t.userData=e.userData),t}});var tu={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:"undefined"!==typeof Uint8ClampedArray?Uint8ClampedArray:Uint8Array,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function nu(e){as.call(this,e)}nu.prototype=Object.assign(Object.create(as.prototype),{constructor:nu,load:function(e,t,n,r){var a=this,i=""===this.path?Js(e):this.path;this.resourcePath=this.resourcePath||i;var o=new os(a.manager);o.setPath(this.path),o.load(e,(function(n){var i=null;try{i=JSON.parse(n)}catch(s){return void 0!==r&&r(s),void console.error("THREE:ObjectLoader: Can't parse "+e+".",s.message)}var o=i.metadata;void 0!==o&&void 0!==o.type&&"geometry"!==o.type.toLowerCase()?a.parse(i,t):console.error("THREE.ObjectLoader: Can't load "+e)}),n,r)},parse:function(e,t){var n=this.parseShape(e.shapes),r=this.parseGeometries(e.geometries,n),a=this.parseImages(e.images,(function(){void 0!==t&&t(s)})),i=this.parseTextures(e.textures,a),o=this.parseMaterials(e.materials,i),s=this.parseObject(e.object,r,o);return e.animations&&(s.animations=this.parseAnimations(e.animations)),void 0!==e.images&&0!==e.images.length||void 0!==t&&t(s),s},parseShape:function(e){var t={};if(void 0!==e)for(var n=0,r=e.length;n<r;n++){var a=(new Ls).fromJSON(e[n]);t[a.uuid]=a}return t},parseGeometries:function(e,t){var n={};if(void 0!==e)for(var r=new eu,a=0,i=e.length;a<i;a++){var o,s=e[a];switch(s.type){case"PlaneGeometry":case"PlaneBufferGeometry":o=new To[s.type](s.width,s.height,s.widthSegments,s.heightSegments);break;case"BoxGeometry":case"BoxBufferGeometry":case"CubeGeometry":o=new To[s.type](s.width,s.height,s.depth,s.widthSegments,s.heightSegments,s.depthSegments);break;

2case"CircleGeometry":case"CircleBufferGeometry":o=new To[s.type](s.radius,s.segments,s.thetaStart,s.thetaLength);break;case"CylinderGeometry":case"CylinderBufferGeometry":o=new To[s.type](s.radiusTop,s.radiusBottom,s.height,s.radialSegments,s.heightSegments,s.openEnded,s.thetaStart,s.thetaLength);break;case"ConeGeometry":case"ConeBufferGeometry":o=new To[s.type](s.radius,s.height,s.radialSegments,s.heightSegments,s.openEnded,s.thetaStart,s.thetaLength);break;case"SphereGeometry":case"SphereBufferGeometry":o=new To[s.type](s.radius,s.widthSegments,s.heightSegments,s.phiStart,s.phiLength,s.thetaStart,s.thetaLength);break;case"DodecahedronGeometry":case"DodecahedronBufferGeometry":case"IcosahedronGeometry":case"IcosahedronBufferGeometry":case"OctahedronGeometry":case"OctahedronBufferGeometry":case"TetrahedronGeometry":case"TetrahedronBufferGeometry":o=new To[s.type](s.radius,s.detail);break;case"RingGeometry":case"RingBufferGeometry":o=new To[s.type](s.innerRadius,s.outerRadius,s.thetaSegments,s.phiSegments,s.thetaStart,s.thetaLength);break;case"TorusGeometry":case"TorusBufferGeometry":o=new To[s.type](s.radius,s.tube,s.radialSegments,s.tubularSegments,s.arc);break;case"TorusKnotGeometry":case"TorusKnotBufferGeometry":o=new To[s.type](s.radius,s.tube,s.tubularSegments,s.radialSegments,s.p,s.q);break;case"TubeGeometry":case"TubeBufferGeometry":o=new To[s.type]((new Ns[s.path.type]).fromJSON(s.path),s.tubularSegments,s.radius,s.radialSegments,s.closed);break;case"LatheGeometry":case"LatheBufferGeometry":o=new To[s.type](s.points,s.segments,s.phiStart,s.phiLength);break;case"PolyhedronGeometry":case"PolyhedronBufferGeometry":o=new To[s.type](s.vertices,s.indices,s.radius,s.details);break;case"ShapeGeometry":case"ShapeBufferGeometry":for(var u=[],c=0,l=s.shapes.length;c<l;c++){var h=t[s.shapes[c]];u.push(h)}o=new To[s.type](u,s.curveSegments);break;case"ExtrudeGeometry":case"ExtrudeBufferGeometry":for(u=[],c=0,l=s.shapes.length;c<l;c++){h=t[s.shapes[c]];u.push(h)}var d=s.options.extrudePath;void 0!==d&&(s.options.extrudePath=(new Ns[d.type]).fromJSON(d)),o=new To[s.type](u,s.options);break;case"BufferGeometry":case"InstancedBufferGeometry":o=r.parse(s);break;case"Geometry":console.error('THREE.ObjectLoader: Loading "Geometry" is not supported anymore.');break;default:console.warn('THREE.ObjectLoader: Unsupported geometry type "'+s.type+'"');continue}o.uuid=s.uuid,void 0!==s.name&&(o.name=s.name),!0===o.isBufferGeometry&&void 0!==s.userData&&(o.userData=s.userData),n[s.uuid]=o}return n},parseMaterials:function(e,t){var n={},r={};if(void 0!==e){var a=new Zs;a.setTextures(t);for(var i=0,o=e.length;i<o;i++){var s=e[i];if("MultiMaterial"===s.type){for(var u=[],c=0;c<s.materials.length;c++){var l=s.materials[c];void 0===n[l.uuid]&&(n[l.uuid]=a.parse(l)),u.push(n[l.uuid])}r[s.uuid]=u}else void 0===n[s.uuid]&&(n[s.uuid]=a.parse(s)),r[s.uuid]=n[s.uuid]}}return r},parseAnimations:function(e){for(var t=[],n=0;n<e.length;n++){var r=e[n],a=$o.parse(r);void 0!==r.uuid&&(a.uuid=r.uuid),t.push(a)}return t},parseImages:function(e,t){var n=this,r={};function a(e){return n.manager.itemStart(e),i.load(e,(function(){n.manager.itemEnd(e)}),void 0,(function(){n.manager.itemError(e),n.manager.itemEnd(e)}))}if(void 0!==e&&e.length>0){var i=new ls(new ns(t));i.setCrossOrigin(this.crossOrigin);for(var o=0,s=e.length;o<s;o++){var u=e[o],c=u.url;if(Array.isArray(c)){r[u.uuid]=[];for(var l=0,h=c.length;l<h;l++){var d=c[l],f=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(d)?d:n.resourcePath+d;r[u.uuid].push(a(f))}}else{f=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(u.url)?u.url:n.resourcePath+u.url;r[u.uuid]=a(f)}}}return r},parseTextures:function(e,t){function n(e,t){return"number"===typeof e?e:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",e),t[e])}var r={};if(void 0!==e)for(var a=0,i=e.length;a<i;a++){var o,s=e[a];void 0===s.image&&console.warn('THREE.ObjectLoader: No "image" specified for',s.uuid),void 0===t[s.image]&&console.warn("THREE.ObjectLoader: Undefined image",s.image),(o=Array.isArray(t[s.image])?new On(t[s.image]):new y(t[s.image])).needsUpdate=!0,o.uuid=s.uuid,void 0!==s.name&&(o.name=s.name),void 0!==s.mapping&&(o.mapping=n(s.mapping,au)),void 0!==s.offset&&o.offset.fromArray(s.offset),void 0!==s.repeat&&o.repeat.fromArray(s.repeat),void 0!==s.center&&o.center.fromArray(s.center),void 0!==s.rotation&&(o.rotation=s.rotation),void 0!==s.wrap&&(o.wrapS=n(s.wrap[0],iu),o.wrapT=n(s.wrap[1],iu)),void 0!==s.format&&(o.format=s.format),void 0!==s.type&&(o.type=s.type),void 0!==s.encoding&&(o.encoding=s.encoding),void 0!==s.minFilter&&(

2o.minFilter=n(s.minFilter,ou)),void 0!==s.magFilter&&(o.magFilter=n(s.magFilter,ou)),void 0!==s.anisotropy&&(o.anisotropy=s.anisotropy),void 0!==s.flipY&&(o.flipY=s.flipY),void 0!==s.premultiplyAlpha&&(o.premultiplyAlpha=s.premultiplyAlpha),void 0!==s.unpackAlignment&&(o.unpackAlignment=s.unpackAlignment),r[s.uuid]=o}return r},parseObject:function(e,t,n){var r;function a(e){return void 0===t[e]&&console.warn("THREE.ObjectLoader: Undefined geometry",e),t[e]}function i(e){if(void 0!==e){if(Array.isArray(e)){for(var t=[],r=0,a=e.length;r<a;r++){var i=e[r];void 0===n[i]&&console.warn("THREE.ObjectLoader: Undefined material",i),t.push(n[i])}return t}return void 0===n[e]&&console.warn("THREE.ObjectLoader: Undefined material",e),n[e]}}switch(e.type){case"Scene":r=new $,void 0!==e.background&&Number.isInteger(e.background)&&(r.background=new Ve(e.background)),void 0!==e.fog&&("Fog"===e.fog.type?r.fog=new ha(e.fog.color,e.fog.near,e.fog.far):"FogExp2"===e.fog.type&&(r.fog=new la(e.fog.color,e.fog.density)));break;case"PerspectiveCamera":r=new Zt(e.fov,e.aspect,e.near,e.far),void 0!==e.focus&&(r.focus=e.focus),void 0!==e.zoom&&(r.zoom=e.zoom),void 0!==e.filmGauge&&(r.filmGauge=e.filmGauge),void 0!==e.filmOffset&&(r.filmOffset=e.filmOffset),void 0!==e.view&&(r.view=Object.assign({},e.view));break;case"OrthographicCamera":r=new Vs(e.left,e.right,e.top,e.bottom,e.near,e.far),void 0!==e.zoom&&(r.zoom=e.zoom),void 0!==e.view&&(r.view=Object.assign({},e.view));break;case"AmbientLight":r=new qs(e.color,e.intensity);break;case"DirectionalLight":r=new Hs(e.color,e.intensity);break;case"PointLight":r=new Ws(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":r=new Xs(e.color,e.intensity,e.width,e.height);break;case"SpotLight":r=new Bs(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay);break;case"HemisphereLight":r=new Ps(e.color,e.groundColor,e.intensity);break;case"LightProbe":r=(new Ks).fromJSON(e);break;case"SkinnedMesh":console.warn("THREE.ObjectLoader.parseObject() does not support SkinnedMesh yet.");case"Mesh":r=new Lt(o=a(e.geometry),s=i(e.material));break;case"InstancedMesh":var o=a(e.geometry),s=i(e.material),u=e.count,c=e.instanceMatrix;(r=new Va(o,s,u)).instanceMatrix=new Qe(new Float32Array(c.array),16);break;case"LOD":r=new Ra;break;case"Line":r=new Za(a(e.geometry),i(e.material),e.mode);break;case"LineLoop":r=new ei(a(e.geometry),i(e.material));break;case"LineSegments":r=new $a(a(e.geometry),i(e.material));break;case"PointCloud":case"Points":r=new oi(a(e.geometry),i(e.material));break;case"Sprite":r=new Ca(i(e.material));break;case"Group":r=new ia;break;default:r=new Q}if(r.uuid=e.uuid,void 0!==e.name&&(r.name=e.name),void 0!==e.matrix?(r.matrix.fromArray(e.matrix),void 0!==e.matrixAutoUpdate&&(r.matrixAutoUpdate=e.matrixAutoUpdate),r.matrixAutoUpdate&&r.matrix.decompose(r.position,r.quaternion,r.scale)):(void 0!==e.position&&r.position.fromArray(e.position),void 0!==e.rotation&&r.rotation.fromArray(e.rotation),void 0!==e.quaternion&&r.quaternion.fromArray(e.quaternion),void 0!==e.scale&&r.scale.fromArray(e.scale)),void 0!==e.castShadow&&(r.castShadow=e.castShadow),void 0!==e.receiveShadow&&(r.receiveShadow=e.receiveShadow),e.shadow&&(void 0!==e.shadow.bias&&(r.shadow.bias=e.shadow.bias),void 0!==e.shadow.radius&&(r.shadow.radius=e.shadow.radius),void 0!==e.shadow.mapSize&&r.shadow.mapSize.fromArray(e.shadow.mapSize),void 0!==e.shadow.camera&&(r.shadow.camera=this.parseObject(e.shadow.camera))),void 0!==e.visible&&(r.visible=e.visible),void 0!==e.frustumCulled&&(r.frustumCulled=e.frustumCulled),void 0!==e.renderOrder&&(r.renderOrder=e.renderOrder),void 0!==e.userData&&(r.userData=e.userData),void 0!==e.layers&&(r.layers.mask=e.layers),void 0!==e.children)for(var l=e.children,h=0;h<l.length;h++)r.add(this.parseObject(l[h],t,n));if("LOD"===e.type){void 0!==e.autoUpdate&&(r.autoUpdate=e.autoUpdate);for(var d=e.levels,f=0;f<d.length;f++){var p=d[f],m=r.getObjectByProperty("uuid",p.object);void 0!==m&&r.addLevel(m,p.distance)}}return r}});var ru,au={UVMapping:300,CubeReflectionMapping:301,CubeRefractionMapping:302,EquirectangularReflectionMapping:303,EquirectangularRefractionMapping:304,SphericalReflectionMapping:305,CubeUVReflectionMapping:306,CubeUVRefractionMapping:307},iu={RepeatWrapping:1e3,ClampToEdgeWrapping:1001,MirroredRepeatWrapping:1002},ou={NearestFilter:1003,NearestMipmapNearestFilter:1004,NearestMipmapLinearFilter:1005,LinearFilter:1006,LinearMipmapNearestFilter:1007,LinearMipmapLinearFilter:1008};function su(e){"undefined"===typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"===typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),as.call(this,e),this.options=void 0}function uu(){this.type="ShapePath",this.color=new Ve,this.subPaths=[],this.currentPath=null}function cu(e){this.type="Font",this.data=e}function lu(e,t,n,r,a){var i=a.glyphs[e]||a.glyphs["?"];if(i){var o,s,u,c,l,h,d,f,p=new uu;if(i.o)for(var m=i._cachedOutline||(i._cachedOutline=i.o.split(" ")),v=0,g=m.length;v<g;){switch(m[v++]){case"m":o=m[v++]*t+n,s=m[v++]*t+r,p.moveTo(o,s);break;case"l":o=m[v++]*t+n,s=m[v++]*t+r,p.lineTo(o,s);break;case"q":u=m[v++]*t+n,c=m[v++]*t+r,l=m[v++]*t+n,h=m[v++]*t+r,p.quadraticCurveTo(l,h,u,c);break;case"b":u=m[v++]*t+n,c=m[v++]*t+r,l=m[v++]*t+n,h=m[v++]*t+r,d=m[v++]*t+n,f=m[v++]*t+r,p.bezierCurveTo(l,h,d,f,u,c)}}return{offsetX:i.ha*t,path:p}}console.error('THREE.Font: character "'+e+'" does not exists in font family '+a.familyName+".")}function hu(e){as.call(this,e)}su.prototype=Object.assign(Object.create(as.prototype),{constructor:su,setOptions:function(e){return this.options=e,this},load:function(e,t,n,r){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);var a=this,i=ts.get(e);if(void 0!==i)return a.manager.itemStart(e),setTimeout((function(){t&&t(i),a.manager.itemEnd(e)}),0),i;fetch(e).then((function(e){return e.blob()})).then((function(e){return void 0===a.options?createImageBitmap(e):createImageBitmap(e,a.options)})).then((function(n){ts.add(e,n),t&&t(n),a.manager.itemEnd(e)})).catch((function(t){r&&r(t),a.manager.itemError(e),a.manager.itemEnd(e)})),a.manager.itemStart(e)}}),Object.assign(uu.prototype,{moveTo:function(e,t){return this.currentPath=new Is,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this},lineTo:function(e,t){return this.currentPath.lineTo(e,t),this},quadraticCurveTo:function(e,t,n,r){return this.currentPath.quadraticCurveTo(e,t,n,r),this},bezierCurveTo:function(e,t,n,r,a,i){return this.currentPath.bezierCurveTo(e,t,n,r,a,i),this},splineThru:function(e){return this.currentPath.splineThru(e),this},toShapes:function(e,t){function n(e){for(var t=[],n=0,r=e.length;n<r;n++){var a=e[n],i=new Ls;i.curves=a.curves,t.push(i)}return t}function r(e,t){for(var n=t.length,r=!1,a=n-1,i=0;i<n;a=i++){var o=t[a],s=t[i],u=s.x-o.x,c=s.y-o.y;if(Math.abs(c)>Number.EPSILON){if(c<0&&(o=t[i],u=-u,s=t[a],c=-c),e.y<o.y||e.y>s.y)continue;

2if(e.y===o.y){if(e.x===o.x)return!0}else{var l=c*(e.x-o.x)-u*(e.y-o.y);if(0===l)return!0;if(l<0)continue;r=!r}}else{if(e.y!==o.y)continue;if(s.x<=e.x&&e.x<=o.x||o.x<=e.x&&e.x<=s.x)return!0}}return r}var a=no.isClockWise,i=this.subPaths;if(0===i.length)return[];if(!0===t)return n(i);var o,s,u,c=[];if(1===i.length)return s=i[0],(u=new Ls).curves=s.curves,c.push(u),c;var l=!a(i[0].getPoints());l=e?!l:l;var h,d,f=[],p=[],m=[],v=0;p[v]=void 0,m[v]=[];for(var g=0,b=i.length;g<b;g++)o=a(h=(s=i[g]).getPoints()),(o=e?!o:o)?(!l&&p[v]&&v++,p[v]={s:new Ls,p:h},p[v].s.curves=s.curves,l&&v++,m[v]=[]):m[v].push({h:s,p:h[0]});if(!p[0])return n(i);if(p.length>1){for(var y=!1,x=[],w=0,O=p.length;w<O;w++)f[w]=[];for(w=0,O=p.length;w<O;w++)for(var k=m[w],S=0;S<k.length;S++){for(var _=k[S],j=!0,E=0;E<p.length;E++)r(_.p,p[E].p)&&(w!==E&&x.push({froms:w,tos:E,hole:S}),j?(j=!1,f[E].push(_)):y=!0);j&&f[w].push(_)}x.length>0&&(y||(m=f))}g=0;for(var T=p.length;g<T;g++){u=p[g].s,c.push(u);for(var C=0,M=(d=m[g]).length;C<M;C++)u.holes.push(d[C].h)}return c}}),Object.assign(cu.prototype,{isFont:!0,generateShapes:function(e,t){void 0===t&&(t=100);for(var n=[],r=function(e,t,n){for(var r=Array.from?Array.from(e):String(e).split(""),a=t/n.resolution,i=(n.boundingBox.yMax-n.boundingBox.yMin+n.underlineThickness)*a,o=[],s=0,u=0,c=0;c<r.length;c++){var l=r[c];if("\n"===l)s=0,u-=i;else{var h=lu(l,a,s,u,n);s+=h.offsetX,o.push(h.path)}}return o}(e,t,this.data),a=0,i=r.length;a<i;a++)Array.prototype.push.apply(n,r[a].toShapes());return n}}),hu.prototype=Object.assign(Object.create(as.prototype),{constructor:hu,load:function(e,t,n,r){var a=this,i=new os(this.manager);i.setPath(this.path),i.load(e,(function(e){var n;try{n=JSON.parse(e)}catch(i){console.warn("THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead."),n=JSON.parse(e.substring(65,e.length-2))}var r=a.parse(n);t&&t(r)}),n,r)},parse:function(e){return new cu(e)}});var du=function(){return void 0===ru&&(ru=new(window.AudioContext||window.webkitAudioContext)),ru};function fu(e){as.call(this,e)}function pu(e,t,n){Ks.call(this,void 0,n);var r=(new Ve).set(e),a=(new Ve).set(t),i=new j(r.r,r.g,r.b),o=new j(a.r,a.g,a.b),s=Math.sqrt(Math.PI),u=s*Math.sqrt(.75);this.sh.coefficients[0].copy(i).add(o).multiplyScalar(s),this.sh.coefficients[1].copy(i).sub(o).multiplyScalar(u)}function mu(e,t){Ks.call(this,void 0,t);var n=(new Ve).set(e);this.sh.coefficients[0].set(n.r,n.g,n.b).multiplyScalar(2*Math.sqrt(Math.PI))}fu.prototype=Object.assign(Object.create(as.prototype),{constructor:fu,load:function(e,t,n,r){var a=this,i=new os(a.manager);i.setResponseType("arraybuffer"),i.setPath(a.path),i.load(e,(function(n){try{var i=n.slice(0);du().decodeAudioData(i,(function(e){t(e)}))}catch(o){r?r(o):console.error(o),a.manager.itemError(e)}}),n,r)}}),pu.prototype=Object.assign(Object.create(Ks.prototype),{constructor:pu,isHemisphereLightProbe:!0,copy:function(e){return Ks.prototype.copy.call(this,e),this},toJSON:function(e){return Ks.prototype.toJSON.call(this,e)}}),mu.prototype=Object.assign(Object.create(Ks.prototype),{constructor:mu,isAmbientLightProbe:!0,copy:function(e){return Ks.prototype.copy.call(this,e),this},toJSON:function(e){return Ks.prototype.toJSON.call(this,e)}});var vu=new I,gu=new I;function bu(e){this.autoStart=void 0===e||e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}Object.assign(function(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new Zt,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new Zt,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}.prototype,{update:function(e){var t=this._cache;if(t.focus!==e.focus||t.fov!==e.fov||t.aspect!==e.aspect*this.aspect||t.near!==e.near||t.far!==e.far||t.zoom!==e.zoom||t.eyeSep!==this.eyeSep){t.focus=e.focus,t.fov=e.fov,t.aspect=e.aspect*this.aspect,t.near=e.near,t.far=e.far,t.zoom=e.zoom,t.eyeSep=this.eyeSep;var n,r,a=e.projectionMatrix.clone(),i=t.eyeSep/2,o=i*t.near/t.focus,s=t.near*Math.tan(p.DEG2RAD*t.fov*.5)/t.zoom;gu.elements[12]=-i,vu.elements[12]=i,n=-s*t.aspect+o,r=s*t.aspect+o,a.elements[0]=2*t.near/(r-n),a.elements[8]=(r+n)/(r-n),this.cameraL.projectionMatrix.copy(a),n=-s*t.aspect-o,r=s*t.aspect-o,a.elements[0]=2*t.near/(r-n),a.elements[8]=(r+n)/(r-n),this.cameraR.projectionMatrix.copy(a)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(gu),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(vu)}}),Object.assign(bu.prototype,{start:function(){this.startTime=("undefined"===typeof performance?Date:performance).now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0},stop:function(){this.getElapsedTime(),this.running=!1,this.autoStart=!1},getElapsedTime:function(){return this.getDelta(),this.elapsedTime},getDelta:function(){var e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var t=("undefined"===typeof performance?Date:performance).now();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}});var yu=new j,xu=new k,wu=new j,Ou=new j;function ku(){Q.call(this),this.type="AudioListener",this.context=du(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new bu}function Su(e){Q.call(this),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl

2=!0,this.sourceType="empty",this._startedAt=0,this._progress=0,this.filters=[]}ku.prototype=Object.assign(Object.create(Q.prototype),{constructor:ku,getInput:function(){return this.gain},removeFilter:function(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this},getFilter:function(){return this.filter},setFilter:function(e){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=e,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this},getMasterVolume:function(){return this.gain.gain.value},setMasterVolume:function(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this},updateMatrixWorld:function(e){Q.prototype.updateMatrixWorld.call(this,e);var t=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(yu,xu,wu),Ou.set(0,0,-1).applyQuaternion(xu),t.positionX){var r=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(yu.x,r),t.positionY.linearRampToValueAtTime(yu.y,r),t.positionZ.linearRampToValueAtTime(yu.z,r),t.forwardX.linearRampToValueAtTime(Ou.x,r),t.forwardY.linearRampToValueAtTime(Ou.y,r),t.forwardZ.linearRampToValueAtTime(Ou.z,r),t.upX.linearRampToValueAtTime(n.x,r),t.upY.linearRampToValueAtTime(n.y,r),t.upZ.linearRampToValueAtTime(n.z,r)}else t.setPosition(yu.x,yu.y,yu.z),t.setOrientation(Ou.x,Ou.y,Ou.z,n.x,n.y,n.z)}}),Su.prototype=Object.assign(Object.create(Q.prototype),{constructor:Su,getOutput:function(){return this.gain},setNodeSource:function(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this},setMediaElementSource:function(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this},setMediaStreamSource:function(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this},setBuffer:function(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this},play:function(e){if(void 0===e&&(e=0),!0!==this.isPlaying){if(!1!==this.hasPlaybackControl){this._startedAt=this.context.currentTime+e;var t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}console.warn("THREE.Audio: this Audio has no playback control.")}else console.warn("THREE.Audio: Audio is already playing.")},pause:function(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;console.warn("THREE.Audio: this Audio has no playback control.")},stop:function(){if(!1!==this.hasPlaybackControl)return this._progress=0,this.source.stop(),this.source.onended=null,this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")},connect:function(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(var e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this},disconnect:function(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(var e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this},getFilters:function(){return this.filters},setFilters:function(e){return e||(e=[]),!0===this.isPlaying?(this.disconnect(),this.filters=e,this.connect()):this.filters=e,this},setDetune:function(e){if(this.detune=e,void 0!==this.source.detune)return!0===this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this},getDetune:function(){return this.detune},getFilter:function(){return this.getFilters()[0]},setFilter:function(e){return this.setFilters(e?[e]:[])},setPlaybackRate:function(e){if(!1!==this.hasPlaybackControl)return this.playbackRate=e,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this;console.warn("THREE.Audio: this Audio has no playback control.")},getPlaybackRate:function(){return this.playbackRate},onEnded:function(){this.isPlaying=!1},getLoop:function(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop},setLoop:function(e){if(!1!==this.hasPlaybackControl)return this.loop=e,!0===this.isPlaying&&(this.source.loop=this.loop),this;console.warn("THREE.Audio: this Audio has no playback control.")},setLoopStart:function(e){return this.loopStart=e,this},setLoopEnd:function(e){return this.loopEnd=e,this},getVolume:function(){return this.gain.gain.value},setVolume:function(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}});var _u=new j,ju=new k,Eu=new j,Tu=new j;function Cu(e){Su.call(this,e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}function Mu(e,t){this.analyser=e.context.createAnalyser(),this.analyser.fftSize=void 0!==t?t:2048,this.data=new Uint8Array(this.analyser.frequencyBinCount),e.getOutput().connect(this.analyser)}function Au(e,t,n){var r,a,i;switch(this.binding=e,this.valueSize=n,t){case"quaternion":r=this._slerp,a=this._slerpAdditive,i=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*n),this._workIndex=5;break;case"string":case"bool":r=this._select,a=this._select,i=this._setAdditiveIdentityOther,this.buffer=new Array(5*n);break;default:r=this._lerp,a=this._lerpAdditive,i=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*n)}this._mixBufferRegion=r,this._mixBufferRegionAdditive=a,this._setIdentity=i,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}Cu.prototype=Object.assign(Object.create(Su.prototype),{constructor:Cu,getOutput:function(){return this.panner},getRefDistance:function(){return this.panner.refDistance},setRefDistance:function(e){return this.panner.refDistance=e,this},getRolloffFactor:function(){return this.panner.rolloffFactor},setRolloffFactor:function(e){return this.panner.rolloffFactor=e,this},getDistanceModel:function(){return this.panner.distanceModel},setDistanceModel:function(e){return this.panner.distanceModel=e,this},getMaxDistance:function(){return this.panner.maxDistance},setMaxDistance:function(e){return this.panner.maxDistance=e,this},setDirectionalCone:function(e,t,n){return this.panner.coneInnerAngle=e,this.panner.coneOuterAngle=t,this.panner.coneOuterGain=n,this},updateMatrixWorld:function(e){if(Q.prototype.updateMatrixWorld.call(this,e),!0!==this.hasPlaybackControl||!1!==this.isPlaying){this.matrixWorld.decompose(_u,ju,Eu),Tu.set(0,0,1).applyQuaternion(ju);var t=this.panner;if(t.positionX){var n=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(_u.x,n),t.positionY.linearRampToValueAtTime(_u.y,n),t.positionZ.linearRampToValueAtTime(_u.z,n),t.orientationX.linearRampToValueAtTime(Tu.x,n),t.orientationY.linearRampToValueAtTime(Tu.y,n),t.orientationZ.linearRampToValueAtTime(Tu.z,n)}else t.setPosition(_u.x,_u.y,_u.z),t.setOrientation(Tu.x,Tu.y,Tu.z)}}}),Object.assign(Mu.prototype,{getFrequencyData:function(){return this.analyser.getByteFrequencyData(this.data),this.data},getAverageFrequency:function(){for(var e=0,t=this.getFrequencyData(),n=0;n<t.length;n++)e+=t[n];return e/t.length}}),Object.assign(Au.prototype,{accumulate:function(e,t){var n=this.buffer,r=this.valueSize,a=e*r+r,i=this.cumulativeWeight;if(0===i){for(var o=0;o!==r;++o)n[a+o]=n[o];i=t}else{var s=t/(i+=t);

2this._mixBufferRegion(n,a,0,s,r)}this.cumulativeWeight=i},accumulateAdditive:function(e){var t=this.buffer,n=this.valueSize,r=n*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(t,r,0,e,n),this.cumulativeWeightAdditive+=e},apply:function(e){var t=this.valueSize,n=this.buffer,r=e*t+t,a=this.cumulativeWeight,i=this.cumulativeWeightAdditive,o=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,a<1){var s=t*this._origIndex;this._mixBufferRegion(n,r,s,1-a,t)}i>0&&this._mixBufferRegionAdditive(n,r,this._addIndex*t,1,t);for(var u=t,c=t+t;u!==c;++u)if(n[u]!==n[u+t]){o.setValue(n,r);break}},saveOriginalState:function(){var e=this.binding,t=this.buffer,n=this.valueSize,r=n*this._origIndex;e.getValue(t,r);for(var a=n,i=r;a!==i;++a)t[a]=t[r+a%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0},restoreOriginalState:function(){var e=3*this.valueSize;this.binding.setValue(this.buffer,e)},_setAdditiveIdentityNumeric:function(){for(var e=this._addIndex*this.valueSize,t=e+this.valueSize,n=e;n<t;n++)this.buffer[n]=0},_setAdditiveIdentityQuaternion:function(){this._setAdditiveIdentityNumeric(),this.buffer[4*this._addIndex+3]=1},_setAdditiveIdentityOther:function(){for(var e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize,n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]},_select:function(e,t,n,r,a){if(r>=.5)for(var i=0;i!==a;++i)e[t+i]=e[n+i]},_slerp:function(e,t,n,r){k.slerpFlat(e,t,e,t,e,n,r)},_slerpAdditive:function(e,t,n,r,a){var i=this._workIndex*a;k.multiplyQuaternionsFlat(e,i,e,t,e,n),k.slerpFlat(e,t,e,t,e,i,r)},_lerp:function(e,t,n,r,a){for(var i=1-r,o=0;o!==a;++o){var s=t+o;e[s]=e[s]*i+e[n+o]*r}},_lerpAdditive:function(e,t,n,r,a){for(var i=0;i!==a;++i){var o=t+i;e[o]=e[o]+e[n+i]*r}}});var Nu=new RegExp("[\\[\\]\\.:\\/]","g"),Ru="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",Iu=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),Lu=/(WCOD+)?/.source.replace("WCOD",Ru),Du=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),Pu=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),zu=new RegExp("^"+Iu+Lu+Du+Pu+"$"),Fu=["material","materials","bones"];function Bu(e,t,n){var r=n||Uu.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,r)}function Uu(e,t,n){this.path=t,this.parsedPath=n||Uu.parseTrackName(t),this.node=Uu.findNode(e,this.parsedPath.nodeName)||e,this.rootNode=e}function Wu(e,t,n,r){this._mixer=e,this._clip=t,this._localRoot=n||null,this.blendMode=r||t.blendMode;for(var a=t.tracks,i=a.length,o=new Array(i),s={endingStart:2400,endingEnd:2400},u=0;u!==i;++u){var c=a[u].createInterpolant(null);o[u]=c,c.settings=s}this._interpolantSettings=s,this._interpolants=o,this._propertyBindings=new Array(i),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}function Vu(e){this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}function Gu(e){"string"===typeof e&&(console.warn("THREE.Uniform: Type parameter is no longer needed."),e=arguments[1]),this.value=e}function Hu(e,t,n){da.call(this,e,t),this.meshPerAttribute=n||1}function qu(e,t,n,r){this.ray=new Se(e,t),this.near=n||0,this.far=r||1/0,this.camera=null,this.layers=new z,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}},Object.defineProperties(this.params,{PointCloud:{get:function(){return console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points."),this.Points}}})}function Xu(e,t){return e.distance-t.distance}function Yu(e,t,n,r){if(e.layers.test(t.layers)&&e.raycast(t,n),!0===r)for(var a=e.children,i=0,o=a.length;i<o;i++)Yu(a[i],t,n,!0)}Object.assign(Bu.prototype,{getValue:function(e,t){this.bind();var n=this._targetGroup.nCachedObjects_,r=this._bindings[n];void 0!==r&&r.getValue(e,t)},setValue:function(e,t){for(var n=this._bindings,r=this._targetGroup.nCachedObjects_,a=n.length;r!==a;++r)n[r].setValue(e,t)},bind:function(){for(var e=this._bindings,t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()},unbind:function(){for(var e=this._bindings,t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}}),Object.assign(Uu,{Composite:Bu,create:function(e,t,n){return e&&e.isAnimationObjectGroup?new Uu.Composite(e,t,n):new Uu(e,t,n)},sanitizeNodeName:function(e){return e.replace(/\s/g,"_").replace(Nu,"")},parseTrackName:function(e){var t=zu.exec(e);if(!t)throw new Error("PropertyBinding: Cannot parse trackName: "+e);var n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},r=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==r&&-1!==r){var a=n.nodeName.substring(r+1);-1!==Fu.indexOf(a)&&(n.nodeName=n.nodeName.substring(0,r),n.objectName=a)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n},findNode:function(e,t){if(!t||""===t||"."===t||-1===t||t===e.name||t===e.uuid)return e;if(e.skeleton){var n=e.skeleton.getBoneByName(t);if(void 0!==n)return n}if(e.children){var r=function e(n){for(var r=0;r<n.length;r++){var a=n[r];if(a.name===t||a.uuid===t)return a;var i=e(a.children);if(i)return i}return null}(e.children);if(r)return r}return null}}),Object.assign(Uu.prototype,{_getValue_unavailable:function(){},_setValue_unavailable:function(){},BindingType:{Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Versioning:{None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},GetterByBindingType:[function(e,t){e[t]=this.node[this.propertyName]},function(e,t){for(var n=this.resolvedProperty,r=0,a=n.length;r!==a;++r)e[t++]=n[r]},function(e,t){e[t]=this.resolvedProperty[this.propertyIndex]},function(e,t){this.resolvedProperty.toArray(e,t)}],SetterByBindingTypeAndVersioning:[[function(e,t){this.targetObject[this.propertyName]=e[t]},function(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0},function(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(e,t){for(var n=this.resolvedProperty,r=0,a=n.length;r!==a;++r)n[r]=e[t++]},function(e,t){for(var n=this.resolvedProperty,r=0,a=n.length;r!==a;++r)n[r]=e[t++];this.targetObject.needsUpdate=!0},function(e,t){for(var n=this.resolvedProperty,r=0,a=n.length;r!==a;++r)n[r]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(e,t){this.resolvedProperty[this.propertyIndex]=e[t]},function(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0},function(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(e,t){this.resolvedProperty.fromArray(e,t)},function(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0},function(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}]],getValue:function(e,t){this.bind(),this.getValue(e,t)},setValue:function(e,t){this.bind(),this.setValue(e,t)},bind:function(){var e=this.node,t=this.parsedPath,n=t.objectName,r=t.propertyName,a=t.propertyIndex;if(e||(e=Uu.findNode(this.rootNode,t.nodeName)||this.rootNode,this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,e){if(n){var i=t.objectIndex;switch(n){case"materials":if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as no

2de does not have a material.",this);if(!e.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);e=e.material.materials;break;case"bones":if(!e.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);e=e.skeleton.bones;for(var o=0;o<e.length;o++)if(e[o].name===i){i=o;break}break;default:if(void 0===e[n])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);e=e[n]}if(void 0!==i){if(void 0===e[i])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);e=e[i]}}var s=e[r];if(void 0!==s){var u=this.Versioning.None;this.targetObject=e,void 0!==e.needsUpdate?u=this.Versioning.NeedsUpdate:void 0!==e.matrixWorldNeedsUpdate&&(u=this.Versioning.MatrixWorldNeedsUpdate);var c=this.BindingType.Direct;if(void 0!==a){if("morphTargetInfluences"===r){if(!e.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!e.geometry.isBufferGeometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences on THREE.Geometry. Use THREE.BufferGeometry instead.",this);if(!e.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==e.morphTargetDictionary[a]&&(a=e.morphTargetDictionary[a])}c=this.BindingType.ArrayElement,this.resolvedProperty=s,this.propertyIndex=a}else void 0!==s.fromArray&&void 0!==s.toArray?(c=this.BindingType.HasFromToArray,this.resolvedProperty=s):Array.isArray(s)?(c=this.BindingType.EntireArray,this.resolvedProperty=s):this.propertyName=r;this.getValue=this.GetterByBindingType[c],this.setValue=this.SetterByBindingTypeAndVersioning[c][u]}else{var l=t.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+l+"."+r+" but it wasn't found.",e)}}else console.error("THREE.PropertyBinding: Trying to update node for track: "+this.path+" but it wasn't found.")},unbind:function(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}),Object.assign(Uu.prototype,{_getValue_unbound:Uu.prototype.getValue,_setValue_unbound:Uu.prototype.setValue}),Object.assign(function(){this.uuid=p.generateUUID(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;var e={};this._indicesByUUID=e;for(var t=0,n=arguments.length;t!==n;++t)e[arguments[t].uuid]=t;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};var r=this;this.stats={objects:{get total(){return r._objects.length},get inUse(){return this.total-r.nCachedObjects_}},get bindingsPerObject(){return r._bindings.length}}}.prototype,{isAnimationObjectGroup:!0,add:function(){for(var e=this._objects,t=e.length,n=this.nCachedObjects_,r=this._indicesByUUID,a=this._paths,i=this._parsedPaths,o=this._bindings,s=o.length,u=void 0,c=0,l=arguments.length;c!==l;++c){var h=arguments[c],d=h.uuid,f=r[d];if(void 0===f){f=t++,r[d]=f,e.push(h);for(var p=0,m=s;p!==m;++p)o[p].push(new Uu(h,a[p],i[p]))}else if(f<n){u=e[f];var v=--n,g=e[v];r[g.uuid]=f,e[f]=g,r[d]=v,e[v]=h;for(p=0,m=s;p!==m;++p){var b=o[p],y=b[v],x=b[f];b[f]=y,void 0===x&&(x=new Uu(h,a[p],i[p])),b[v]=x}}else e[f]!==u&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=n},remove:function(){for(var e=this._objects,t=this.nCachedObjects_,n=this._indicesByUUID,r=this._bindings,a=r.length,i=0,o=arguments.length;i!==o;++i){var s=arguments[i],u=s.uuid,c=n[u];if(void 0!==c&&c>=t){var l=t++,h=e[l];n[h.uuid]=c,e[c]=h,n[u]=l,e[l]=s;for(var d=0,f=a;d!==f;++d){var p=r[d],m=p[l],v=p[c];p[c]=m,p[l]=v}}}this.nCachedObjects_=t},uncache:function(){for(var e=this._objects,t=e.length,n=this.nCachedObjects_,r=this._indicesByUUID,a=this._bindings,i=a.length,o=0,s=arguments.length;o!==s;++o){var u=arguments[o],c=u.uuid,l=r[c];if(void 0!==l)if(delete r[c],l<n){var h=--n,d=e[h],f=e[b=--t];r[d.uuid]=l,e[l]=d,r[f.uuid]=h,e[h]=f,e.pop();for(var p=0,m=i;p!==m;++p){var v=(y=a[p])[h],g=y[b];y[l]=v,y[h]=g,y.pop()}}else{var b;r[(f=e[b=--t]).uuid]=l,e[l]=f,e.pop();for(p=0,m=i;p!==m;++p){var y;(y=a[p])[l]=y[b],y.pop()}}}this.nCachedObjects_=n},subscribe_:function(e,t){var n=this._bindingsIndicesByPath,r=n[e],a=this._bindings;if(void 0!==r)return a[r];var i=this._paths,o=this._parsedPaths,s=this._objects,u=s.length,c=this.nCachedObjects_,l=new Array(u);r=a.length,n[e]=r,i.push(e),o.push(t),a.push(l);for(var h=c,d=s.length;h!==d;++h){var f=s[h];l[h]=new Uu(f,e,t)}return l},unsubscribe_:function(e){var t=this._bindingsIndicesByPath,n=t[e];if(void 0!==n){var r=this._paths,a=this._parsedPaths,i=this._bindings,o=i.length-1,s=i[o];t[e[o]]=n,i[n]=s,i.pop(),a[n]=a[o],a.pop(),r[n]=r[o],r.pop()}}}),Object.assign(Wu.prototype,{play:function(){return this._mixer._activateAction(this),this},stop:function(){return this._mixer._deactivateAction(this),this.reset()},reset:function(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()},isRunning:function(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)},isScheduled:function(){return this._mixer._isActiveAction(this)},startAt:function(e){return this._startTime=e,this},setLoop:function(e,t){return this.loop=e,this.repetitions=t,this},setEffectiveWeight:function(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()},getEffectiveWeight:function(){return this._effectiveWeight}

2,fadeIn:function(e){return this._scheduleFading(e,0,1)},fadeOut:function(e){return this._scheduleFading(e,1,0)},crossFadeFrom:function(e,t,n){if(e.fadeOut(t),this.fadeIn(t),n){var r=this._clip.duration,a=e._clip.duration,i=a/r,o=r/a;e.warp(1,i,t),this.warp(o,1,t)}return this},crossFadeTo:function(e,t,n){return e.crossFadeFrom(this,t,n)},stopFading:function(){var e=this._weightInterpolant;return null!==e&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this},setEffectiveTimeScale:function(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()},getEffectiveTimeScale:function(){return this._effectiveTimeScale},setDuration:function(e){return this.timeScale=this._clip.duration/e,this.stopWarping()},syncWith:function(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()},halt:function(e){return this.warp(this._effectiveTimeScale,0,e)},warp:function(e,t,n){var r=this._mixer,a=r.time,i=this._timeScaleInterpolant,o=this.timeScale;null===i&&(i=r._lendControlInterpolant(),this._timeScaleInterpolant=i);var s=i.parameterPositions,u=i.sampleValues;return s[0]=a,s[1]=a+n,u[0]=e/o,u[1]=t/o,this},stopWarping:function(){var e=this._timeScaleInterpolant;return null!==e&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this},getMixer:function(){return this._mixer},getClip:function(){return this._clip},getRoot:function(){return this._localRoot||this._mixer._root},_update:function(e,t,n,r){if(this.enabled){var a=this._startTime;if(null!==a){var i=(e-a)*n;if(i<0||0===n)return;this._startTime=null,t=n*i}t*=this._updateTimeScale(e);var o=this._updateTime(t),s=this._updateWeight(e);if(s>0){var u=this._interpolants,c=this._propertyBindings;switch(this.blendMode){case 2501:for(var l=0,h=u.length;l!==h;++l)u[l].evaluate(o),c[l].accumulateAdditive(s);break;case 2500:default:for(l=0,h=u.length;l!==h;++l)u[l].evaluate(o),c[l].accumulate(r,s)}}}else this._updateWeight(e)},_updateWeight:function(e){var t=0;if(this.enabled){t=this.weight;var n=this._weightInterpolant;if(null!==n){var r=n.evaluate(e)[0];t*=r,e>n.parameterPositions[1]&&(this.stopFading(),0===r&&(this.enabled=!1))}}return this._effectiveWeight=t,t},_updateTimeScale:function(e){var t=0;if(!this.paused){t=this.timeScale;var n=this._timeScaleInterpolant;if(null!==n)t*=n.evaluate(e)[0],e>n.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t)}return this._effectiveTimeScale=t,t},_updateTime:function(e){var t=this.time+e,n=this._clip.duration,r=this.loop,a=this._loopCount,i=2202===r;if(0===e)return-1===a?t:i&&1===(1&a)?n-t:t;if(2200===r){-1===a&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(t>=n)t=n;else{if(!(t<0)){this.time=t;break e}t=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=t,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(-1===a&&(e>=0?(a=0,this._setEndings(!0,0===this.repetitions,i)):this._setEndings(0===this.repetitions,!0,i)),t>=n||t<0){var o=Math.floor(t/n);t-=n*o,a+=Math.abs(o);var s=this.repetitions-a;if(s<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,t=e>0?n:0,this.time=t,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(1===s){var u=e<0;this._setEndings(u,!u,i)}else this._setEndings(!1,!1,i);this._loopCount=a,this.time=t,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this.time=t;if(i&&1===(1&a))return n-t}return t},_setEndings:function(e,t,n){var r=this._interpolantSettings;n?(r.endingStart=2401,r.endingEnd=2401):(r.endingStart=e?this.zeroSlopeAtStart?2401:2400:2402,r.endingEnd=t?this.zeroSlopeAtEnd?2401:2400:2402)},_scheduleFading:function(e,t,n){var r=this._mixer,a=r.time,i=this._weightInterpolant;null===i&&(i=r._lendControlInterpolant(),this._weightInterpolant=i);var o=i.parameterPositions,s=i.sampleValues;return o[0]=a,s[0]=t,o[1]=a+e,s[1]=n,this}}),Vu.prototype=Object.assign(Object.create(l.prototype),{constructor:Vu,_bindAction:function(e,t){var n=e._localRoot||this._root,r=e._clip.tracks,a=r.length,i=e._propertyBindings,o=e._interpolants,s=n.uuid,u=this._bindingsByRootAndName,c=u[s];void 0===c&&(c={},u[s]=c);for(var l=0;l!==a;++l){var h=r[l],d=h.name,f=c[d];if(void 0!==f)i[l]=f;else{if(void 0!==(f=i[l])){null===f._cacheIndex&&(++f.referenceCount,this._addInactiveBinding(f,s,d));continue}var p=t&&t._propertyBindings[l].binding.parsedPath;++(f=new Au(Uu.create(n,d,p),h.ValueTypeName,h.getValueSize())).referenceCount,this._addInactiveBinding(f,s,d),i[l]=f}o[l].resultBuffer=f.buffer}},_activateAction:function(e){if(!this._isActiveAction(e)){if(null===e._cacheIndex){var t=(e._localRoot||this._root).uuid,n=e._clip.uuid,r

2=this._actionsByClip[n];this._bindAction(e,r&&r.knownActions[0]),this._addInactiveAction(e,n,t)}for(var a=e._propertyBindings,i=0,o=a.length;i!==o;++i){var s=a[i];0===s.useCount++&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}},_deactivateAction:function(e){if(this._isActiveAction(e)){for(var t=e._propertyBindings,n=0,r=t.length;n!==r;++n){var a=t[n];0===--a.useCount&&(a.restoreOriginalState(),this._takeBackBinding(a))}this._takeBackAction(e)}},_initMemoryManager:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;var e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}},_isActiveAction:function(e){var t=e._cacheIndex;return null!==t&&t<this._nActiveActions},_addInactiveAction:function(e,t,n){var r=this._actions,a=this._actionsByClip,i=a[t];if(void 0===i)i={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,a[t]=i;else{var o=i.knownActions;e._byClipCacheIndex=o.length,o.push(e)}e._cacheIndex=r.length,r.push(e),i.actionByRoot[n]=e},_removeInactiveAction:function(e){var t=this._actions,n=t[t.length-1],r=e._cacheIndex;n._cacheIndex=r,t[r]=n,t.pop(),e._cacheIndex=null;var a=e._clip.uuid,i=this._actionsByClip,o=i[a],s=o.knownActions,u=s[s.length-1],c=e._byClipCacheIndex;u._byClipCacheIndex=c,s[c]=u,s.pop(),e._byClipCacheIndex=null,delete o.actionByRoot[(e._localRoot||this._root).uuid],0===s.length&&delete i[a],this._removeInactiveBindingsForAction(e)},_removeInactiveBindingsForAction:function(e){for(var t=e._propertyBindings,n=0,r=t.length;n!==r;++n){var a=t[n];0===--a.referenceCount&&this._removeInactiveBinding(a)}},_lendAction:function(e){var t=this._actions,n=e._cacheIndex,r=this._nActiveActions++,a=t[r];e._cacheIndex=r,t[r]=e,a._cacheIndex=n,t[n]=a},_takeBackAction:function(e){var t=this._actions,n=e._cacheIndex,r=--this._nActiveActions,a=t[r];e._cacheIndex=r,t[r]=e,a._cacheIndex=n,t[n]=a},_addInactiveBinding:function(e,t,n){var r=this._bindingsByRootAndName,a=r[t],i=this._bindings;void 0===a&&(a={},r[t]=a),a[n]=e,e._cacheIndex=i.length,i.push(e)},_removeInactiveBinding:function(e){var t=this._bindings,n=e.binding,r=n.rootNode.uuid,a=n.path,i=this._bindingsByRootAndName,o=i[r],s=t[t.length-1],u=e._cacheIndex;s._cacheIndex=u,t[u]=s,t.pop(),delete o[a],0===Object.keys(o).length&&delete i[r]},_lendBinding:function(e){var t=this._bindings,n=e._cacheIndex,r=this._nActiveBindings++,a=t[r];e._cacheIndex=r,t[r]=e,a._cacheIndex=n,t[n]=a},_takeBackBinding:function(e){var t=this._bindings,n=e._cacheIndex,r=--this._nActiveBindings,a=t[r];e._cacheIndex=r,t[r]=e,a._cacheIndex=n,t[n]=a},_lendControlInterpolant:function(){var e=this._controlInterpolants,t=this._nActiveControlInterpolants++,n=e[t];return void 0===n&&((n=new Vo(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer)).__cacheIndex=t,e[t]=n),n},_takeBackControlInterpolant:function(e){var t=this._controlInterpolants,n=e.__cacheIndex,r=--this._nActiveControlInterpolants,a=t[r];e.__cacheIndex=r,t[r]=e,a.__cacheIndex=n,t[n]=a},_controlInterpolantsResultBuffer:new Float32Array(1),clipAction:function(e,t,n){var r=t||this._root,a=r.uuid,i="string"===typeof e?$o.findByName(r,e):e,o=null!==i?i.uuid:e,s=this._actionsByClip[o],u=null;if(void 0===n&&(n=null!==i?i.blendMode:2500),void 0!==s){var c=s.actionByRoot[a];if(void 0!==c&&c.blendMode===n)return c;u=s.knownActions[0],null===i&&(i=u._clip)}if(null===i)return null;var l=new Wu(this,i,t,n);return this._bindAction(l,u),this._addInactiveAction(l,o,a),l},existingAction:function(e,t){var n=t||this._root,r=n.uuid,a="string"===typeof e?$o.findByName(n,e):e,i=a?a.uuid:e,o=this._actionsByClip[i];return void 0!==o&&o.actionByRoot[r]||null},stopAllAction:function(){for(var e=this._actions,t=this._nActiveActions-1;t>=0;--t)e[t].stop();return this},update:function(e){e*=this.timeScale;for(var t=this._actions,n=this._nActiveActions,r=this.time+=e,a=Math.sign(e),i=this._accuIndex^=1,o=0;o!==n;++o){t[o]._update(r,e,a,i)}var s=this._bindings,u=this._nActiveBindings;for(o=0;o!==u;++o)s[o].apply(i);return this},setTime:function(e){this.time=0;for(var t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(e)},getRoot:function(){return this._root},uncacheClip:function(e){var t=this._actions,n=e.uuid,r=this._actionsByClip,a=r[n];if(void 0!==a){for(var i=a.knownActions,o=0,s=i.length;o!==s;++o){var u=i[o];this._deactivateAction(u);var c=u._cacheIndex,l=t[t.length-1];u._cacheIndex=null,u._byClipCacheIndex=null,l._cacheIndex=c,t[c]=l,t.pop(),this._removeInactiveBindingsForAction(u)}delete r[n]}},uncacheRoot:function(e){var t=e.uuid,n=this._actionsByClip;for(var r in n){var a=n[r].actionByRoot[t];void 0!==a&&(this._deactivateAction(a),this._removeInactiveAction(a))}var i=this._bindingsByRootAndName[t];if(void 0!==i)for(var o in i){var s=i[o];s.restoreOriginalState(),this._removeInactiveBinding(s)}},uncacheAction:function(e,t){var n=this.existingAction(e,t);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}),Gu.prototype.clone=function(){return new Gu(void 0===this.value.clone?this.value:this.value.clone())},Hu.prototype=Object.assign(Object.create(da.prototype),{constructor:Hu,isInstancedInterleavedBuffer:!0,copy:function(e){return da.prototype.copy.call(this,e),this.meshPerAttribute=e.meshPerAttribute,this}}),Object.assign(qu.prototype,{set:function(e,t){this.ray.set(e,t)},setFromCamera:function(e,t){t&&t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t&&t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: 

2Unsupported camera type.")},intersectObject:function(e,t,n){var r=n||[];return Yu(e,this,r,t),r.sort(Xu),r},intersectObjects:function(e,t,n){var r=n||[];if(!1===Array.isArray(e))return console.warn("THREE.Raycaster.intersectObjects: objects is not an Array."),r;for(var a=0,i=e.length;a<i;a++)Yu(e[a],this,r,t);return r.sort(Xu),r}}),Object.assign(function(e,t,n){return this.radius=void 0!==e?e:1,this.phi=void 0!==t?t:0,this.theta=void 0!==n?n:0,this}.prototype,{set:function(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this},makeSafe:function(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this},setFromVector3:function(e){return this.setFromCartesianCoords(e.x,e.y,e.z)},setFromCartesianCoords:function(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(p.clamp(t/this.radius,-1,1))),this}}),Object.assign(function(e,t,n){return this.radius=void 0!==e?e:1,this.theta=void 0!==t?t:0,this.y=void 0!==n?n:0,this}.prototype,{set:function(e,t,n){return this.radius=e,this.theta=t,this.y=n,this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.radius=e.radius,this.theta=e.theta,this.y=e.y,this},setFromVector3:function(e){return this.setFromCartesianCoords(e.x,e.y,e.z)},setFromCartesianCoords:function(e,t,n){return this.radius=Math.sqrt(e*e+n*n),this.theta=Math.atan2(e,n),this.y=t,this}});var Ku=new m;function Zu(e,t){this.min=void 0!==e?e:new m(1/0,1/0),this.max=void 0!==t?t:new m(-1/0,-1/0)}Object.assign(Zu.prototype,{set:function(e,t){return this.min.copy(e),this.max.copy(t),this},setFromPoints:function(e){this.makeEmpty();for(var t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this},setFromCenterAndSize:function(e,t){var n=Ku.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.min.copy(e.min),this.max.copy(e.max),this},makeEmpty:function(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y},getCenter:function(e){return void 0===e&&(console.warn("THREE.Box2: .getCenter() target is now required"),e=new m),this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(e){return void 0===e&&(console.warn("THREE.Box2: .getSize() target is now required"),e=new m),this.isEmpty()?e.set(0,0):e.subVectors(this.max,this.min)},expandByPoint:function(e){return this.min.min(e),this.max.max(e),this},expandByVector:function(e){return this.min.sub(e),this.max.add(e),this},expandByScalar:function(e){return this.min.addScalar(-e),this.max.addScalar(e),this},containsPoint:function(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y)},containsBox:function(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y},getParameter:function(e,t){return void 0===t&&(console.warn("THREE.Box2: .getParameter() target is now required"),t=new m),t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y)},clampPoint:function(e,t){return void 0===t&&(console.warn("THREE.Box2: .clampPoint() target is now required"),t=new m),t.copy(e).clamp(this.min,this.max)},distanceToPoint:function(e){return Ku.copy(e).clamp(this.min,this.max).sub(e).length()},intersect:function(e){return this.min.max(e.min),this.max.min(e.max),this},union:function(e){return this.min.min(e.min),this.max.max(e.max),this},translate:function(e){return this.min.add(e),this.max.add(e),this},equals:function(e){return e.min.equals(this.min)&&e.max.equals(this.max)}});var Ju=new j,Qu=new j;function $u(e,t){this.start=void 0!==e?e:new j,this.end=void 0!==t?t:new j}function ec(e){Q.call(this),this.material=e,this.render=function(){},this.hasPositions=!1,this.hasNormals=!1,this.hasColors=!1,this.hasUv

2s=!1,this.positionArray=null,this.normalArray=null,this.colorArray=null,this.uvArray=null,this.count=0}Object.assign($u.prototype,{set:function(e,t){return this.start.copy(e),this.end.copy(t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.start.copy(e.start),this.end.copy(e.end),this},getCenter:function(e){return void 0===e&&(console.warn("THREE.Line3: .getCenter() target is now required"),e=new j),e.addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(e){return void 0===e&&(console.warn("THREE.Line3: .delta() target is now required"),e=new j),e.subVectors(this.end,this.start)},distanceSq:function(){return this.start.distanceToSquared(this.end)},distance:function(){return this.start.distanceTo(this.end)},at:function(e,t){return void 0===t&&(console.warn("THREE.Line3: .at() target is now required"),t=new j),this.delta(t).multiplyScalar(e).add(this.start)},closestPointToPointParameter:function(e,t){Ju.subVectors(e,this.start),Qu.subVectors(this.end,this.start);var n=Qu.dot(Qu),r=Qu.dot(Ju)/n;return t&&(r=p.clamp(r,0,1)),r},closestPointToPoint:function(e,t,n){var r=this.closestPointToPointParameter(e,t);return void 0===n&&(console.warn("THREE.Line3: .closestPointToPoint() target is now required"),n=new j),this.delta(n).multiplyScalar(r).add(this.start)},applyMatrix4:function(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this},equals:function(e){return e.start.equals(this.start)&&e.end.equals(this.end)}}),ec.prototype=Object.create(Q.prototype),ec.prototype.constructor=ec,ec.prototype.isImmediateRenderObject=!0;var tc=new j;function nc(e,t){Q.call(this),this.light=e,this.light.updateMatrixWorld(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=t;for(var n=new gt,r=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1],a=0,i=1;a<32;a++,i++){var o=a/32*Math.PI*2,s=i/32*Math.PI*2;r.push(Math.cos(o),Math.sin(o),1,Math.cos(s),Math.sin(s),1)}n.setAttribute("position",new ot(r,3));var u=new Ga({fog:!1,toneMapped:!1});this.cone=new $a(n,u),this.add(this.cone),this.update()}nc.prototype=Object.create(Q.prototype),nc.prototype.constructor=nc,nc.prototype.dispose=function(){this.cone.geometry.dispose(),this.cone.material.dispose()},nc.prototype.update=function(){this.light.updateMatrixWorld();var e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),tc.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(tc),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)};var rc=new j,ac=new I,ic=new I;function oc(e){for(var t=function e(t){var n=[];t&&t.isBone&&n.push(t);for(var r=0;r<t.children.length;r++)n.push.apply(n,e(t.children[r]));return n}(e),n=new gt,r=[],a=[],i=new Ve(0,0,1),o=new Ve(0,1,0),s=0;s<t.length;s++){var u=t[s];u.parent&&u.parent.isBone&&(r.push(0,0,0),r.push(0,0,0),a.push(i.r,i.g,i.b),a.push(o.r,o.g,o.b))}n.setAttribute("position",new ot(r,3)),n.setAttribute("color",new ot(a,3));var c=new Ga({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0});$a.call(this,n,c),this.type="SkeletonHelper",this.root=e,this.bones=t,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1}function sc(e,t,n){this.light=e,this.light.updateMatrixWorld(),this.color=n;var r=new fo(t,4,2),a=new Ze({wireframe:!0,fog:!1,toneMapped:!1});Lt.call(this,r,a),this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}oc.prototype=Object.create($a.prototype),oc.prototype.constructor=oc,oc.prototype.isSkeletonHelper=!0,oc.prototype.updateMatrixWorld=function(e){var t=this.bones,n=this.geometry,r=n.getAttribute("position");ic.getInverse(this.root.matrixWorld);for(var a=0,i=0;a<t.length;a++){var o=t[a];o.parent&&o.parent.isBone&&(ac.multiplyMatrices(ic,o.matrixWorld),rc.setFromMatrixPosition(ac),r.setXYZ(i,rc.x,rc.y,rc.z),ac.multiplyMatrices(ic,o.parent.matrixWorld),rc.setFromMatrixPosition(ac),r.setXYZ(i+1,rc.x,rc.y,rc.z),i+=2)}n.getAttribute("position").needsUpdate=!0,Q.prototype.updateMatrixWorld.call(this,e)},sc.prototype=Object.create(Lt.prototype),sc.prototype.constructor=sc,sc.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose()},sc.prototype.update=function(){void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)};var uc=new j,cc=new Ve,lc=new Ve;function hc(e,t,n){Q.call(this),this.light=e,this.light.updateMatrixWorld(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n;var r=new xi(t);r.rotateY(.5*Math.PI),this.material=new Ze({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);var a=r.getAttribute("position"),i=new Float32Array(3*a.count);r.setAttribute("color",new Qe(i,3)),this.add(new Lt(r,this.material)),this.update()}function dc(e,t,n,r){e=e||10,t=t||10,n=new Ve(void 0!==n?n:4473924),r=new Ve(void 0!==r?r:8947848);for(var a=t/2,i=e/t,o=e/2,s=[],u=[],c=0,l=0,h=-o;c<=t;

2c++,h+=i){s.push(-o,0,h,o,0,h),s.push(h,0,-o,h,0,o);var d=c===a?n:r;d.toArray(u,l),l+=3,d.toArray(u,l),l+=3,d.toArray(u,l),l+=3,d.toArray(u,l),l+=3}var f=new gt;f.setAttribute("position",new ot(s,3)),f.setAttribute("color",new ot(u,3));var p=new Ga({vertexColors:!0,toneMapped:!1});$a.call(this,f,p),this.type="GridHelper"}function fc(e,t,n,r,a,i){e=e||10,t=t||16,n=n||8,r=r||64,a=new Ve(void 0!==a?a:4473924),i=new Ve(void 0!==i?i:8947848);var o,s,u,c,l,h,d,f=[],p=[];for(c=0;c<=t;c++)u=c/t*(2*Math.PI),o=Math.sin(u)*e,s=Math.cos(u)*e,f.push(0,0,0),f.push(o,0,s),d=1&c?a:i,p.push(d.r,d.g,d.b),p.push(d.r,d.g,d.b);for(c=0;c<=n;c++)for(d=1&c?a:i,h=e-e/n*c,l=0;l<r;l++)u=l/r*(2*Math.PI),o=Math.sin(u)*h,s=Math.cos(u)*h,f.push(o,0,s),p.push(d.r,d.g,d.b),u=(l+1)/r*(2*Math.PI),o=Math.sin(u)*h,s=Math.cos(u)*h,f.push(o,0,s),p.push(d.r,d.g,d.b);var m=new gt;m.setAttribute("position",new ot(f,3)),m.setAttribute("color",new ot(p,3));var v=new Ga({vertexColors:!0,toneMapped:!1});$a.call(this,m,v),this.type="PolarGridHelper"}hc.prototype=Object.create(Q.prototype),hc.prototype.constructor=hc,hc.prototype.dispose=function(){this.children[0].geometry.dispose(),this.children[0].material.dispose()},hc.prototype.update=function(){var e=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{var t=e.geometry.getAttribute("color");cc.copy(this.light.color),lc.copy(this.light.groundColor);for(var n=0,r=t.count;n<r;n++){var a=n<r/2?cc:lc;t.setXYZ(n,a.r,a.g,a.b)}t.needsUpdate=!0}e.lookAt(uc.setFromMatrixPosition(this.light.matrixWorld).negate())},dc.prototype=Object.assign(Object.create($a.prototype),{constructor:dc,copy:function(e){return $a.prototype.copy.call(this,e),this.geometry.copy(e.geometry),this.material.copy(e.material),this},clone:function(){return(new this.constructor).copy(this)}}),fc.prototype=Object.create($a.prototype),fc.prototype.constructor=fc;var pc=new j,mc=new j,vc=new j;function gc(e,t,n){Q.call(this),this.light=e,this.light.updateMatrixWorld(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,void 0===t&&(t=1);var r=new gt;r.setAttribute("position",new ot([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));var a=new Ga({fog:!1,toneMapped:!1});this.lightPlane=new Za(r,a),this.add(this.lightPlane),(r=new gt).setAttribute("position",new ot([0,0,0,0,0,1],3)),this.targetLine=new Za(r,a),this.add(this.targetLine),this.update()}gc.prototype=Object.create(Q.prototype),gc.prototype.constructor=gc,gc.prototype.dispose=function(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()},gc.prototype.update=function(){pc.setFromMatrixPosition(this.light.matrixWorld),mc.setFromMatrixPosition(this.light.target.matrixWorld),vc.subVectors(mc,pc),this.lightPlane.lookAt(mc),void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(mc),this.targetLine.scale.z=vc.length()};var bc=new j,yc=new Kt;function xc(e){var t=new gt,n=new Ga({color:16777215,vertexColors:!0,toneMapped:!1}),r=[],a=[],i={},o=new Ve(16755200),s=new Ve(16711680),u=new Ve(43775),c=new Ve(16777215),l=new Ve(3355443);function h(e,t,n){d(e,n),d(t,n)}function d(e,t){r.push(0,0,0),a.push(t.r,t.g,t.b),void 0===i[e]&&(i[e]=[]),i[e].push(r.length/3-1)}h("n1","n2",o),h("n2","n4",o),h("n4","n3",o),h("n3","n1",o),h("f1","f2",o),h("f2","f4",o),h("f4","f3",o),h("f3","f1",o),h("n1","f1",o),h("n2","f2",o),h("n3","f3",o),h("n4","f4",o),h("p","n1",s),h("p","n2",s),h("p","n3",s),h("p","n4",s),h("u1","u2",u),h("u2","u3",u),h("u3","u1",u),h("c","t",c),h("p","c",l),h("cn1","cn2",l),h("cn3","cn4",l),h("cf1","cf2",l),h("cf3","cf4",l),t.setAttribute("position",new ot(r,3)),t.setAttribute("color",new ot(a,3)),$a.call(this,t,n),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=i,this.update()}function wc(e,t,n,r,a,i,o){bc.set(a,i,o).unproject(r);var s=t[e];if(void 0!==s)for(var u=n.getAttribute("position"),c=0,l=s.length;c<l;c++)u.setXYZ(s[c],bc.x,bc.y,bc.z)}xc.prototype=Object.create($a.prototype),xc.prototype.constructor=xc,xc.prototype.update=function(){var e=this.geometry,t=this.pointMap;yc.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),wc("c",t,e,yc,0,0,-1),wc("t",t,e,yc,0,0,1),wc("n1",t,e,yc,-1,-1,-1),wc("n2",t,e,yc,1,-1,-1),wc("n3",t,e,yc,-1,1,-1),wc("n4",t,e,yc,1,1,-1),wc("f1",t,e,yc,-1,-1,1),wc("f2",t,e,yc,1,-1,1),wc("f3",t,e,yc,-1,1,1),wc("f4",t,e,yc,1,1,1),wc("u1",t,e,yc,.7,1.1,-1),wc("u2",t,e,yc,-.7,1.1,-1),wc("u3",t,e,yc,0,2,-1),wc("cf1",t,e,yc,-1,0,1),wc("cf2",t,e,yc,1,0,1),wc("cf3",t,e,yc,0,-1,1),wc("cf4",t,e,yc,0,1,1),wc("cn1",t,e,yc,-1,0,-1),wc("cn2",t,e,yc,1,0,-1),wc("cn3",t,e,yc,0,-1,-1),wc("cn4",t,e,yc,0,1,-1),e.getAttribute("position").needsUpdate=!0};var Oc=new fe;function kc(e,t){this.object=e,void 0===t&&(t=16776960);var n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),r=new Float32Array(24),a=new gt;a.setIndex(new Qe(n,1)),a.setAttribute("position",new Qe(r,3)),$a.call(this,a,new Ga({color:t,toneMapped:!1})),this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}function Sc(e,t){this.type="Box3Helper",this.box=e,t=t||16776960;var n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),r=new gt;r.setIndex(new Qe(n,1)),r.setAttribute("position",new ot([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),$a.call(this,r,new Ga({color:t,toneMapped:!1})),this.type="Box3Helper",this.geometry.computeBoundingSphere()}function _c(e,t,n){this.plane=e,this.size=void 0===t?1:t;var r=void 0!==n?n:16776960,a=new gt;a.setAttribute("position",new ot([1,-1,1,-1,1,1,-1,-1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,0,0,1,0,0,0],3)),a.computeBoundingSphere(),Za.call(this,a,new Ga({color:r,toneMapped:!1})),this.type="PlaneHelper";var i=new gt;i.setAttribute("position",new ot([1,1,1,-1,1,1,-1,-1,1,1,1,1,-1,-1,1,1,-1,1],3)),i.computeBoundingSphere(),this.add(new Lt(i,new Ze({color:r,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}kc.prototype=Object.create($a.prototype),kc.prototype.constructor=kc,kc.prototype.update=function(e){if(void 0!==e&&console.warn("THREE.BoxHelper: .update(

2) has no longer arguments."),void 0!==this.object&&Oc.setFromObject(this.object),!Oc.isEmpty()){var t=Oc.min,n=Oc.max,r=this.geometry.attributes.position,a=r.array;a[0]=n.x,a[1]=n.y,a[2]=n.z,a[3]=t.x,a[4]=n.y,a[5]=n.z,a[6]=t.x,a[7]=t.y,a[8]=n.z,a[9]=n.x,a[10]=t.y,a[11]=n.z,a[12]=n.x,a[13]=n.y,a[14]=t.z,a[15]=t.x,a[16]=n.y,a[17]=t.z,a[18]=t.x,a[19]=t.y,a[20]=t.z,a[21]=n.x,a[22]=t.y,a[23]=t.z,r.needsUpdate=!0,this.geometry.computeBoundingSphere()}},kc.prototype.setFromObject=function(e){return this.object=e,this.update(),this},kc.prototype.copy=function(e){return $a.prototype.copy.call(this,e),this.object=e.object,this},kc.prototype.clone=function(){return(new this.constructor).copy(this)},Sc.prototype=Object.create($a.prototype),Sc.prototype.constructor=Sc,Sc.prototype.updateMatrixWorld=function(e){var t=this.box;t.isEmpty()||(t.getCenter(this.position),t.getSize(this.scale),this.scale.multiplyScalar(.5),Q.prototype.updateMatrixWorld.call(this,e))},_c.prototype=Object.create(Za.prototype),_c.prototype.constructor=_c,_c.prototype.updateMatrixWorld=function(e){var t=-this.plane.constant;Math.abs(t)<1e-8&&(t=1e-8),this.scale.set(.5*this.size,.5*this.size,t),this.children[0].material.side=t<0?1:0,this.lookAt(this.plane.normal),Q.prototype.updateMatrixWorld.call(this,e)};var jc,Ec,Tc=new j;function Cc(e,t,n,r,a,i){Q.call(this),this.type="ArrowHelper",void 0===e&&(e=new j(0,0,1)),void 0===t&&(t=new j(0,0,0)),void 0===n&&(n=1),void 0===r&&(r=16776960),void 0===a&&(a=.2*n),void 0===i&&(i=.2*a),void 0===jc&&((jc=new gt).setAttribute("position",new ot([0,0,0,0,1,0],3)),(Ec=new ko(0,.5,1,5,1)).translate(0,-.5,0)),this.position.copy(t),this.line=new Za(jc,new Ga({color:r,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new Lt(Ec,new Ze({color:r,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(n,a,i)}function Mc(e){var t=[0,0,0,e=e||1,0,0,0,0,0,0,e,0,0,0,0,0,0,e],n=new gt;n.setAttribute("position",new ot(t,3)),n.setAttribute("color",new ot([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));var r=new Ga({vertexColors:!0,toneMapped:!1});$a.call(this,n,r),this.type="AxesHelper"}Cc.prototype=Object.create(Q.prototype),Cc.prototype.constructor=Cc,Cc.prototype.setDirection=function(e){if(e.y>.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{Tc.set(e.z,0,-e.x).normalize();var t=Math.acos(e.y);this.quaternion.setFromAxisAngle(Tc,t)}},Cc.prototype.setLength=function(e,t,n){void 0===t&&(t=.2*e),void 0===n&&(n=.2*t),this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()},Cc.prototype.setColor=function(e){this.line.material.color.set(e),this.cone.material.color.set(e)},Cc.prototype.copy=function(e){return Q.prototype.copy.call(this,e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this},Cc.prototype.clone=function(){return(new this.constructor).copy(this)},Mc.prototype=Object.create($a.prototype),Mc.prototype.constructor=Mc;var Ac=Math.pow(2,8),Nc=[.125,.215,.35,.446,.526,.582],Rc=5+Nc.length,Ic=(r={},Object(a.a)(r,3e3,0),Object(a.a)(r,3001,1),Object(a.a)(r,3002,2),Object(a.a)(r,3004,3),Object(a.a)(r,3005,4),Object(a.a)(r,3006,5),Object(a.a)(r,3007,6),r),Lc=new Vs,Dc=function(){for(var e=[],t=[],n=[],r=8,a=0;a<Rc;a++){var i=Math.pow(2,r);t.push(i);var o=1/i;a>4?o=Nc[a-8+4-1]:0==a&&(o=0),n.push(o);for(var s=1/(i-1),u=-s/2,c=1+s/2,l=[u,u,c,u,c,c,u,u,c,c,u,c],h=new Float32Array(108),d=new Float32Array(72),f=new Float32Array(36),p=0;p<6;p++){var m=p%3*2/3-1,v=p>2?0:-1,g=[m,v,0,m+2/3,v,0,m+2/3,v+1,0,m,v,0,m+2/3,v+1,0,m,v+1,0];h.set(g,18*p),d.set(l,12*p);var b=[p,p,p,p,p,p];f.set(b,6*p)}var y=new gt;y.setAttribute("position",new Qe(h,3)),y.setAttribute("uv",new Qe(d,2)),y.setAttribute("faceIndex",new Qe(f,1)),e.push(y),r>4&&r--}return{_lodPlanes:e,_sizeLods:t,_sigmas:n}}(),Pc=Dc._lodPlanes,zc=Dc._sizeLods,Fc=Dc._sigmas,Bc=null,Uc=(1+Math.sqrt(5))/2,Wc=1/Uc,Vc=[new j(1,1,1),new j(-1,1,1),new j(1,1,-1),new j(-1,1,-1),new j(0,Uc,Wc),new j(0,Uc,-Wc),new j(Wc,0,Uc),new j(-Wc,0,Uc),new j(Uc,Wc,0),new j(-Uc,Wc,0)];function Gc(e){this._renderer=e,this._pingPongRenderTarget=null,this._blurMaterial=function(e){var t=new Float32Array(e),n=new j(0,1,0),r=new Mo({defines:{n:e},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:t},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:n},inputEncoding:{value:Ic[3e3]},outputEncoding:{value:Ic[3e3]}},vertexShader:"\nprecision mediump float;\nprecision mediump int;\nattribute vec3 position;\nattribute vec2 uv;\nattribute float faceIndex;\nvarying vec3 vOutputDirection;\n\n// RH coordinate system; PMREM face-indexing convention\nvec3 getDirection(vec2 uv, float face) {\n\tuv = 2.0 * uv - 1.0;\n\tvec3 direction = vec3(uv, 1.0);\n\tif (face == 0.0) {\n\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\t} else if (face == 1.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\t} else if (face == 2.0) {\n\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\t} else if (face == 3.0) {\n\t\tdirection = direction.zyx;\n\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\t} else if (face == 4.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\t} else if (face == 5.0) {\n\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\t}\n\treturn direction;\n}\n\nvoid main() {\n\tvOutputDirection = getDirection(uv, faceIndex);\n\tgl_Position = vec4( position, 1.0 );\n}\n\t",fragmentShader:"\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform sampler2D envMap;\nuniform int samples;\nuniform float weights[n];\nuniform bool latitudinal;\nuniform float dTheta;\nuniform float mipInt;\nuniform vec3 poleAxis;\n\n".concat("\nuniform int inputEncoding;\nuniform int outputEncoding;\n\n#include <encodings_pars_fragment>\n\nvec4 inputTexelToLinear(vec4 value){\n\tif(inputEncoding == 0){\n\t\treturn value;\n\t}else if(inputEncoding == 1){\n\t\treturn sRGBToLinear(value);\n\t}else if(inputEncoding == 2){\n\t\treturn RGBEToLinear(value);\n\t}else if(inputEncoding == 3){\n\t\treturn RGBMToLinear(value, 7.0);\n\t}else if(inputEncoding == 4){\n\t\treturn RGBMToLinear(value, 16.0);\n\t}else if(inputEncoding == 5){\n\t\treturn RGBDToLinear(value, 256.0);\n\t}else{\n\t\treturn GammaToLinear(value, 2.2);\n\t}\n}\n\nvec4 linearToOutputTexel(vec4 value){\n\tif(outputEncoding == 0){\n\t\treturn value;\n\t}else if(outputEncoding == 1){\n\t\treturn LinearTosRGB(value);\n\t}else if(outputEncoding == 2){\n\t\treturn LinearToRGBE(value);\n\t}else if(outputEncoding == 3){\n\t\treturn LinearToRGBM(value, 7.0);\n\t}else if(outputEncoding == 4){\n\t\treturn LinearToRGBM(value, 16.0);\n\t}else if(outputEncoding == 5){\n\t\treturn LinearToRGBD(value, 256.0);\n\t}else{\n\t\treturn LinearToGamma(value, 2.2);\n\t}\n}\n\nvec4 envMapTexelToLinear(vec4 color) {\n\treturn inputTexelToLinear(color);\n}\n\t","\n\n#define ENVMAP_TYPE_CUBE_UV\n#include <cube_uv_reflection_fragment>\n\nvec3 getSample(float theta, vec3 axis) {\n\tfloat cosTheta = cos(theta);\n\t// Rodrigues' axis-angle rotation\n\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t+ cross(axis, vOutputDirection) * 

2sin(theta)\n\t\t+ axis * dot(axis, vOutputDirection) * (1.0 - cosTheta);\n\treturn bilinearCubeUV(envMap, sampleDirection, mipInt);\n}\n\nvoid main() {\n\tvec3 axis = latitudinal ? poleAxis : cross(poleAxis, vOutputDirection);\n\tif (all(equal(axis, vec3(0.0))))\n\t\taxis = vec3(vOutputDirection.z, 0.0, - vOutputDirection.x);\n\taxis = normalize(axis);\n\tgl_FragColor = vec4(0.0);\n\tgl_FragColor.rgb += weights[0] * getSample(0.0, axis);\n\tfor (int i = 1; i < n; i++) {\n\t\tif (i >= samples)\n\t\t\tbreak;\n\t\tfloat theta = dTheta * float(i);\n\t\tgl_FragColor.rgb += weights[i] * getSample(-1.0 * theta, axis);\n\t\tgl_FragColor.rgb += weights[i] * getSample(theta, axis);\n\t}\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t"),blending:0,depthTest:!1,depthWrite:!1});return r.type="SphericalGaussianBlur",r}(20),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}function Hc(e){return void 0!==e&&1009===e.type&&(3e3===e.encoding||3001===e.encoding||3007===e.encoding)}function qc(e){var t=new w(3*Ac,3*Ac,e);return t.texture.mapping=306,t.texture.name="PMREM.cubeUv",t.scissorTest=!0,t}function Xc(e,t,n,r,a){e.viewport.set(t,n,r,a),e.scissor.set(t,n,r,a)}function Yc(){var e=new Mo({uniforms:{envMap:{value:null},texelSize:{value:new m(1,1)},inputEncoding:{value:Ic[3e3]},outputEncoding:{value:Ic[3e3]}},vertexShader:"\nprecision mediump float;\nprecision mediump int;\nattribute vec3 position;\nattribute vec2 uv;\nattribute float faceIndex;\nvarying vec3 vOutputDirection;\n\n// RH coordinate system; PMREM face-indexing convention\nvec3 getDirection(vec2 uv, float face) {\n\tuv = 2.0 * uv - 1.0;\n\tvec3 direction = vec3(uv, 1.0);\n\tif (face == 0.0) {\n\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\t} else if (face == 1.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\t} else if (face == 2.0) {\n\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\t} else if (face == 3.0) {\n\t\tdirection = direction.zyx;\n\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\t} else if (face == 4.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\t} else if (face == 5.0) {\n\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\t}\n\treturn direction;\n}\n\nvoid main() {\n\tvOutputDirection = getDirection(uv, faceIndex);\n\tgl_Position = vec4( position, 1.0 );\n}\n\t",fragmentShader:"\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform sampler2D envMap;\nuniform vec2 texelSize;\n\n".concat("\nuniform int inputEncoding;\nuniform int outputEncoding;\n\n#include <encodings_pars_fragment>\n\nvec4 inputTexelToLinear(vec4 value){\n\tif(inputEncoding == 0){\n\t\treturn value;\n\t}else if(inputEncoding == 1){\n\t\treturn sRGBToLinear(value);\n\t}else if(inputEncoding == 2){\n\t\treturn RGBEToLinear(value);\n\t}else if(inputEncoding == 3){\n\t\treturn RGBMToLinear(value, 7.0);\n\t}else if(inputEncoding == 4){\n\t\treturn RGBMToLinear(value, 16.0);\n\t}else if(inputEncoding == 5){\n\t\treturn RGBDToLinear(value, 256.0);\n\t}else{\n\t\treturn GammaToLinear(value, 2.2);\n\t}\n}\n\nvec4 linearToOutputTexel(vec4 value){\n\tif(outputEncoding == 0){\n\t\treturn value;\n\t}else if(outputEncoding == 1){\n\t\treturn LinearTosRGB(value);\n\t}else if(outputEncoding == 2){\n\t\treturn LinearToRGBE(value);\n\t}else if(outputEncoding == 3){\n\t\treturn LinearToRGBM(value, 7.0);\n\t}else if(outputEncoding == 4){\n\t\treturn LinearToRGBM(value, 16.0);\n\t}else if(outputEncoding == 5){\n\t\treturn LinearToRGBD(value, 256.0);\n\t}else{\n\t\treturn LinearToGamma(value, 2.2);\n\t}\n}\n\nvec4 envMapTexelToLinear(vec4 color) {\n\treturn inputTexelToLinear(color);\n}\n\t","\n\n#include <common>\n\nvoid main() {\n\tgl_FragColor = vec4(0.0);\n\tvec3 outputDirection = normalize(vOutputDirection);\n\tvec2 uv = equirectUv( outputDirection );\n\tvec2 f = fract(uv / texelSize - 0.5);\n\tuv -= f * texelSize;\n\tvec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.x += texelSize.x;\n\tvec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.y += texelSize.y;\n\tvec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tuv.x -= texelSize.x;\n\tvec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n\tvec3 tm = mix(tl, tr, f.x);\n\tvec3 bm = mix(bl, br, f.x);\n\tgl_FragColor.rgb = mix(tm, bm, f.y);\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t"),blending:0,depthTest:!1,depthWrite:!1});return e.type="EquirectangularToCubeUV",e}function Kc(){var e=new Mo({uniforms:{envMap:{value:null},inputEncoding:{value:Ic[3e3]},outputEncoding:{value:Ic[3e3]}},vertexShader:"\nprecision mediump float;\nprecision mediump int;\nattribute vec3 position;\nattribute vec2 uv;\nattribute float faceIndex;\nvarying vec3 vOutputDirection;\n\n// RH coordinate system; PMREM face-indexing convention\nvec3 getDirection(vec2 uv, float face) {\n\tuv = 2.0 * uv - 1.0;\n\tvec3 direction = vec3(uv, 1.0);\n\tif (face == 0.0) {\n\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\t} else if (face == 1.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\t} else if (face == 2.0) {\n\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\t} else if (face == 3.0) {\n\t\tdirection = direction.zyx;\n\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\t} else if (face == 4.0) {\n\t\tdirection = direction.xzy;\n\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\t} else if (face == 5.0) {\n\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\t}\n\treturn direction;\n}\n\nvoid main() {\n\tvOutputDirection = getDirection(uv, faceIndex);\n\tgl_Position = vec4( position, 1.0 );\n}\n\t",fragmentShader:"\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform samplerCube envMap;\n\n".concat("\nuniform int inputEncoding;\nuniform int outputEncoding;\n\n#include <encodings_pars_fragment>\n\nvec4 inputTexelToLinear(vec4 value){\n\tif(inputEncoding == 0){\n\t\treturn value;\n\t}else if(inputEncoding == 1){\n\t\treturn sRGBToLinear(value);\n\t}else if(inputEncoding == 2){\n\t\treturn RGBEToLinear(value);\n\t}else if(inputEncoding == 3){\n\t\treturn RGBMToLinear(value, 7.0);\n\t}else if(inputEncoding == 4){\n\t\treturn RGBMToLinear(value, 16.0);\n\t}else if(inputEncoding == 5){\n\t\treturn RGBDToLinear(value, 256.0);\n\t}else{\n\t\treturn GammaToLinear(value, 2.2);\n\t}\n}\n\nvec4 linearToOutputTexel(vec4 value){\n\tif(outputEncoding == 0){\n\t\treturn value;\n\t}else if(outputEncoding == 1){\n\t\treturn LinearTosRGB(value);\n\t}else if(outputEncoding == 2){\n\t\treturn LinearToRGBE(value);\n\t}else if(outputEncoding == 3){\n\t\treturn LinearToRGBM(value, 7.0);\n\t}else if(outputEncoding == 4){\n\t\treturn LinearToRGBM(value, 16.0);\n\t}else if(outputEncoding == 5){\n\t\treturn LinearToRGBD(value, 256.0);\n\t}else{\n\t\treturn LinearToGamma(value, 2.2);\n\t}\n}\n\nvec4 envMapTexelToLinear(vec4 color) {\n\treturn inputTexelToLinear(color);\n}\n\t","\n\nvoid main() {\n\tgl_FragColor = vec4(0.0);\n\tgl_FragColor.rgb = envMapTexelToLinear(textureCube(envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ))).rgb;\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t"),blending:0,depthTest:!1,depthWrite:!1});return e.type="CubemapToCubeUV",e}Gc.prototype={constructor:Gc,fromScene:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:100;Bc=this._renderer.getRenderTarget();var a=this._allocateTargets();return this._sceneToCubeUV(e,n,r,a),t>0&&this._blur(a,0,0,t),this._applyPMREM(a),this._cleanup(a),a},fromEquirectangular:function(e){return e.magFilter=1003,e.minFilter=1003,e.generateMipmaps=!1,this.fromCubemap(e)},fromCubemap:function(e){Bc=this._renderer.getRenderTarget();var t=this._allocateTargets(e);return this._textureToCubeUV(e,t),this._applyPMREM(t),this._cleanup(t),t},compileCubemapShader:function(){null===this._cubemapShader&&(this._cubemapShader=Kc(),this._compileMaterial(this._cubemapShader))},compileEquirectangularShader:function(){null===this._equirectShader&&(this._equirectShader=Yc(),this._compileMaterial(this._equirectShader))},dispose:function(){this._blurMaterial.dispose(),null!==this._cubemapShader&&this._cubemapShader.dispose(),null!==this._equirectShader&&this._equirectShader.dispose();for(var e=0;e<Pc.length;e++)Pc[e].dispose()},_cleanup:function(e){this._pingPongRenderTarget.dispose(),this._renderer.setRenderTarget(Bc),e.scissorTest=!1,e.setSize(e.width,e.height)},_allocateTargets:function(e){var t={magFilter:1003,minFilter:1003,generateMipmaps:!1,type:1009,format:1023,encoding:Hc(e)?e.encoding:3002,depthBuffer:!1,stencilBuffer:!1},n=qc(t);return n.depthBuffer=!e,this._pingPongRenderTarget=qc(t),n},_compileMaterial:function(e){var t=new Lt(Pc[0],e);this._renderer.compile(t,Lc)},_sceneToCubeUV:function(e,t,n,r){var a=new Zt(90,1,t,n),i=[1,-1,1,1,1,1],o=[1,1,1,-1,-1,-1],s=this._renderer,u=s.outputEncoding,c=s.toneMapping,l=s.toneMappingExposure,h=s.getClearColor(),d=s.getClearAlpha();s.toneMapping=1,s.toneMappingExposure=1,s.outputEncoding=3e3;var f=e.background;if(f&&f.isColor){f.convertSRGBToLinear();var p=Math.max(f.r,f.g,f.b),m=Math.min(Math.max(Math.ceil(Math.log2(p)),-128),127);f=f.multiplyScalar(Math.pow(2,-m));var v=(m+128)/255;s.setClearColor(f,v),e.background=null}for(var g=0;g<6;g++){var b=g%3;0==b?(a.up.set(0,i[g],0),a.lookAt(o[g],0,0)):1==b?(a.up.set(0,0,i[g]),a.lookAt(0,o[g],0)):(a.up.set(0,i[g],0),a.lookAt(0,0,o[g])),Xc(r,b*Ac,g>2?Ac:0,Ac,Ac),s.setRenderTarget(r),s.render(e,a)}s.toneMapping=c,s.toneMappingExposure=l,s.outputEncoding=u,s.setClearColor(h,d)},_textureToCubeUV:function(e,t){var n=this._renderer;e.isCubeTexture?null==this._cubemapShader&&(this._cubemapShader=Kc()):null==this._equirectShader&&(this._equirectShader=Yc());var r=e.isCubeTexture?this._cubemapShader:this._equirectShader,a=new Lt(Pc[0],r),i=r.uniforms;i.envMap.value=e,e.isCubeTexture||i.texelSize.value.set(1/e.image.width,1/e.image.height),i.inputEncoding.value=

2Ic[e.encoding],i.outputEncoding.value=Ic[t.texture.encoding],Xc(t,0,0,3*Ac,2*Ac),n.setRenderTarget(t),n.render(a,Lc)},_applyPMREM:function(e){var t=this._renderer,n=t.autoClear;t.autoClear=!1;for(var r=1;r<Rc;r++){var a=Math.sqrt(Fc[r]*Fc[r]-Fc[r-1]*Fc[r-1]),i=Vc[(r-1)%Vc.length];this._blur(e,r-1,r,a,i)}t.autoClear=n},_blur:function(e,t,n,r,a){var i=this._pingPongRenderTarget;this._halfBlur(e,i,t,n,r,"latitudinal",a),this._halfBlur(i,e,n,n,r,"longitudinal",a)},_halfBlur:function(e,t,n,r,a,i,o){var s=this._renderer,u=this._blurMaterial;"latitudinal"!==i&&"longitudinal"!==i&&console.error("blur direction must be either latitudinal or longitudinal!");var c=new Lt(Pc[r],u),l=u.uniforms,h=zc[n]-1,d=isFinite(a)?Math.PI/(2*h):2*Math.PI/39,f=a/d,p=isFinite(a)?1+Math.floor(3*f):20;p>20&&console.warn("sigmaRadians, ".concat(a,", is too large and will clip, as it requested ").concat(p," samples when the maximum is set to ").concat(20));for(var m=[],v=0,g=0;g<20;++g){var b=g/f,y=Math.exp(-b*b/2);m.push(y),0==g?v+=y:g<p&&(v+=2*y)}for(g=0;g<m.length;g++)m[g]=m[g]/v;l.envMap.value=e.texture,l.samples.value=p,l.weights.value=m,l.latitudinal.value="latitudinal"===i,o&&(l.poleAxis.value=o),l.dTheta.value=d,l.mipInt.value=8-n,l.inputEncoding.value=Ic[e.texture.encoding],l.outputEncoding.value=Ic[e.texture.encoding];var x=zc[r];Xc(t,b=3*Math.max(0,Ac-2*x),(0===r?0:2*Ac)+2*x*(r>4?r-8+4:0),3*x,2*x),s.setRenderTarget(t),s.render(c,Lc)}};function Zc(e){console.warn("THREE.Spline has been removed. Use THREE.CatmullRomCurve3 instead."),ws.call(this,e),this.type="catmullrom"}fs.create=function(e,t){return console.log("THREE.Curve.create() has been deprecated"),e.prototype=Object.create(fs.prototype),e.prototype.constructor=e,e.prototype.getPoint=t,e},Object.assign(Rs.prototype,{createPointsGeometry:function(e){console.warn("THREE.CurvePath: .createPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");var t=this.getPoints(e);return this.createGeometry(t)},createSpacedPointsGeometry:function(e){console.warn("THREE.CurvePath: .createSpacedPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");var t=this.getSpacedPoints(e);return this.createGeometry(t)},createGeometry:function(e){console.warn("THREE.CurvePath: .createGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");for(var t=new Wt,n=0,r=e.length;n<r;n++){var a=e[n];t.vertices.push(new j(a.x,a.y,a.z||0))}return t}}),Object.assign(Is.prototype,{fromPoints:function(e){return console.warn("THREE.Path: .fromPoints() has been renamed to .setFromPoints()."),this.setFromPoints(e)}}),Object.create(ws.prototype),Object.create(ws.prototype),Zc.prototype=Object.create(ws.prototype),Object.assign(Zc.prototype,{initFromArray:function(){console.error("THREE.Spline: .initFromArray() has been removed.")},getControlPointsArray:function(){console.error("THREE.Spline: .getControlPointsArray() has been removed.")},reparametrizeByArcLength:function(){console.error("THREE.Spline: .reparametrizeByArcLength() has been removed.")}}),dc.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")},oc.prototype.update=function(){console.error("THREE.SkeletonHelper: update() no longer needs to be called.")},Object.assign(as.prototype,{extractUrlBase:function(e){return console.warn("THREE.Loader: .extractUrlBase() has been deprecated. Use THREE.LoaderUtils.extractUrlBase() instead."),Js(e)}}),as.Handlers={add:function(){console.error("THREE.Loader: Handlers.add() has been removed. Use LoadingManager.addHandler() instead.")},get:function(){console.error("THREE.Loader: Handlers.get() has been removed. Use LoadingManager.getHandler() instead.")}},Object.assign(nu.prototype,{setTexturePath:function(e){return console.warn("THREE.ObjectLoader: .setTexturePath() has been renamed to .setResourcePath()."),this.setResourcePath(e)}}),Object.assign(Zu.prototype,{center:function(e){return console.warn("THREE.Box2: .center() has been renamed to .getCenter()."),this.getCenter(e)},empty:function(){return console.warn("THREE.Box2: .empty() has been renamed to .isEmpty()."),this.isEmpty()},isIntersectionBox:function(e){return console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(e)},size:function(e){return console.warn("THREE.Box2: .size() has been renamed to .getSize()."),this.get

2Size(e)}}),Object.assign(fe.prototype,{center:function(e){return console.warn("THREE.Box3: .center() has been renamed to .getCenter()."),this.getCenter(e)},empty:function(){return console.warn("THREE.Box3: .empty() has been renamed to .isEmpty()."),this.isEmpty()},isIntersectionBox:function(e){return console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(e)},isIntersectionSphere:function(e){return console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(e)},size:function(e){return console.warn("THREE.Box3: .size() has been renamed to .getSize()."),this.getSize(e)}}),Object.assign(ve.prototype,{empty:function(){return console.warn("THREE.Sphere: .empty() has been renamed to .isEmpty()."),this.isEmpty()}}),nn.prototype.setFromMatrix=function(e){return console.warn("THREE.Frustum: .setFromMatrix() has been renamed to .setFromProjectionMatrix()."),this.setFromProjectionMatrix(e)},$u.prototype.center=function(e){return console.warn("THREE.Line3: .center() has been renamed to .getCenter()."),this.getCenter(e)},Object.assign(p,{random16:function(){return console.warn("THREE.Math: .random16() has been deprecated. Use Math.random() instead."),Math.random()},nearestPowerOfTwo:function(e){return console.warn("THREE.Math: .nearestPowerOfTwo() has been renamed to .floorPowerOfTwo()."),p.floorPowerOfTwo(e)},nextPowerOfTwo:function(e){return console.warn("THREE.Math: .nextPowerOfTwo() has been renamed to .ceilPowerOfTwo()."),p.ceilPowerOfTwo(e)}}),Object.assign(v.prototype,{flattenToArrayOffset:function(e,t){return console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(e,t)},multiplyVector3:function(e){return console.warn("THREE.Matrix3: .multiplyVector3(

2) has been removed. Use vector.applyMatrix3( matrix ) instead."),e.applyMatrix3(this)},multiplyVector3Array:function(){console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.")},applyToBufferAttribute:function(e){return console.warn("THREE.Matrix3: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix3( matrix ) instead."),e.applyMatrix3(this)},applyToVector3Array:function(){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")}}),Object.assign(I.prototype,{extractPosition:function(e){return console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition()."),this.copyPosition(e)},flattenToArrayOffset:function(e,t){return console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(e,t)},getPosition:function(){return console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead."),(new j).setFromMatrixColumn(this,3)},setRotationFromQuaternion:function(e){return console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion()."),this.makeRotationFromQuaternion(e)},multiplyToArray:function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},multiplyVector3:function(e){return console.warn("THREE.Matrix4: .multiplyVector3(

2) has been removed. Use vector.applyMatrix4( matrix ) instead."),e.applyMatrix4(this)},multiplyVector4:function(e){return console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead."),e.applyMatrix4(this)},multiplyVector3Array:function(){console.error("THREE.Matrix4: .multiplyVector3Array() has been removed.")},rotateAxis:function(e){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead."),e.transformDirection(this)},crossVector:function(e){return console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead."),e.applyMatrix4(this)},translate:function(){console.error("THREE.Matrix4: .translate() has been removed.")},rotateX:function(){console.error("THREE.Matrix4: .rotateX() has been removed.")},rotateY:function(){console.error("THREE.Matrix4: .rotateY() has been removed.")},rotateZ:function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")},rotateByAxis:function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")},applyToBufferAttribute:function(e){return console.warn("THREE.Matrix4: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix4( matrix ) instead."),e.applyMatrix4(this)},applyToVector3Array:function(){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")},makeFrustum:function(e,t,n,r,a,i){return console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead."),this.makePerspective(e,t,r,n,a,i)}}),Te.prototype.isIntersectionLine=function(e){return console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine()."),this.intersectsLine(e)},k.prototype.multiplyVector3=function(e){return console.warn("THREE.Quaternion: .multiplyVector3(

2) has been removed. Use is now vector.applyQuaternion( quaternion ) instead."),e.applyQuaternion(this)},Object.assign(Se.prototype,{isIntersectionBox:function(e){return console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(e)},isIntersectionPlane:function(e){return console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane()."),this.intersectsPlane(e)},isIntersectionSphere:function(e){return console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(e)}}),Object.assign(Fe.prototype,{area:function(){return console.warn("THREE.Triangle: .area() has been renamed to .getArea()."),this.getArea()},barycoordFromPoint:function(e,t){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),this.getBarycoord(e,t)},midpoint:function(e){return console.warn("THREE.Triangle: .midpoint() has been renamed to .getMidpoint()."),this.getMidpoint(e)},normal:function(e){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),this.getNormal(e)},plane:function(e){return console.warn("THREE.Triangle: .plane() has been renamed to .getPlane()."),this.getPlane(e)}}),Object.assign(Fe,{barycoordFromPoint:function(e,t,n,r,a){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),Fe.getBarycoord(e,t,n,r,a)},normal:function(e,t,n,r){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),Fe.getNormal(e,t,n,r)}}),Object.assign(Ls.prototype,{extractAllPoints:function(e){return console.warn("THREE.Shape: .extractAllPoints() has been removed. Use .extractPoints() instead."),this.extractPoints(e)},extrude:function(e){return console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead."),new io(this,e)},makeGeometry:function(e){return console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead."),new bo(this,e)}}),Object.assign(m.prototype,{fromAttribute:function(e,t,n){return console.warn("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(e,t,n)},distanceToManhattan:function(e){return console.warn("THREE.Vector2: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(e)},lengthManhattan:function(){return console.warn("THREE.Vector2: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()}}),Object.assign(j.prototype,{setEulerFromRotationMatrix:function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},setEulerFromQuaternion:function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},getPositionFromMatrix:function(e){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(e)},getScaleFromMatrix:function(e){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(e)},getColumnFromMatrix:function(e,t){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(t,e)},applyProjection:function(e){return console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead."),this.applyMatrix4(e)},fromAttribute:function(e,t,n){return console.warn("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(e,t,n)},distanceToManhattan:function(e){return console.warn("THREE.Vector3: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(e)},lengthManhattan:function(){return console.warn("THREE.Vector3: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()}}),Object.assign(x.prototype,{fromAttribute:function(e,t,n){return console.warn("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(e,t,n)},lengthManhattan:function(){return console.warn("THREE.Vector4: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()}}),Object.assign(Wt.prototype,{computeTangents:function(){console.error("THREE.Geometry: .computeTangents() has been removed.")},computeLineDistances:function(){console.error("THREE.Geometry: .computeLineDistances() has been removed. Use THREE.Line.computeLineDistances() instead.")},applyMatrix:function(e){return console.warn("THREE.Geometry: .applyM

2atrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(e)}}),Object.assign(Q.prototype,{getChildByName:function(e){return console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName()."),this.getObjectByName(e)},renderDepth:function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},translate:function(e,t){return console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead."),this.translateOnAxis(t,e)},getWorldRotation:function(){console.error("THREE.Object3D: .getWorldRotation() has been removed. Use THREE.Object3D.getWorldQuaternion( target ) instead.")},applyMatrix:function(e){return console.warn("THREE.Object3D: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(e)}}),Object.defineProperties(Q.prototype,{eulerOrder:{get:function(){return console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order},set:function(e){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order=e}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},set:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}}),Object.assign(Lt.prototype,{setDrawMode:function(){console.error("THREE.Mesh: .setDrawMode() has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")}}),Object.defineProperties(Lt.prototype,{drawMode:{get:function(){return console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode."),0},set:function(){console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")}}}),Object.defineProperties(Ra.prototype,{objects:{get:function(){return console.warn("THREE.LOD: .objects has been renamed to .levels."),this.levels}}}),Object.defineProperty(Pa.prototype,"useVertexTexture",{get:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")}

2,set:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")}}),Ia.prototype.initBones=function(){console.error("THREE.SkinnedMesh: initBones() has been removed.")},Object.defineProperty(fs.prototype,"__arcLengthDivisions",{get:function(){return console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions."),this.arcLengthDivisions},set:function(e){console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions."),this.arcLengthDivisions=e}}),Zt.prototype.setLens=function(e,t){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup."),void 0!==t&&(this.filmGauge=t),this.setFocalLength(e)},Object.defineProperties(Ds.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(e){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov."),this.shadow.camera.fov=e}},shadowCameraLeft:{set:function(e){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left."),this.shadow.camera.left=e}},shadowCameraRight:{set:function(e){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right."),this.shadow.camera.right=e}},shadowCameraTop:{set:function(e){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top."),this.shadow.camera.top=e}},shadowCameraBottom:{set:function(e){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom."),this.shadow.camera.bottom=e}},shadowCameraNear:{set:function(e){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near."),this.shadow.camera.near=e}},shadowCameraFar:{set:function(e){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far."),this.shadow.camera.far=e}},shadowCameraVisible:{set:function(){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(e){console.warn("THREE.Light: .shadowBias is now .shadow.bias."),this.shadow.bias=e}},shadowDarkness:{set:function(){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(e){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width."),this.shadow.mapSize.width=e}},shadowMapHeight:{set:function(e){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height."),this.shadow.mapSize.height=e}}}),Object.defineProperties(Qe.prototype,{length:{get:function(){return console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead."),this.array.length}},dynamic:{get:function(){return console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),35048===this.usage},set:function(){console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.setUsage(35048)}}}),Object.assign(Qe.prototype,{setDynamic:function(e){return console.warn("THREE.BufferAttribute: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===e?35048:35044),this},copyIndicesArray:function(){console.error("THREE.BufferAttribute: .copyIndicesArray() has been removed.")},setArray:function(){console.error("THREE.BufferAttribute: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")}}),Object.assign(gt.prototype,{addIndex:function(e){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex()."),this.setIndex(e)},addAttribute:function(e,t){return console.warn("THREE.BufferGeometry: .addAttribute() has been renamed to .setAttribute()."),t&&t.isBufferAttribute||t&&t.isInterleavedBufferAttribute?"index"===e?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(t),this):this.setAttribute(e,t):(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.setAttribute(e,new Qe(arguments[1],arguments[2])))},addDrawCall:function(e,t,n){void 0!==n&&console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset."),console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup()."),this.addGroup(e,t)},clearDrawCalls:function(){console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups()."),this.clearGroups()},computeTangents:function(){console.warn("THREE.BufferGeometry: .computeTangents() has been removed.")},computeOffsets:function(){console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.")},removeAttribute:function(e){return console.warn("THREE.BufferGeometry: .removeAttribute() has been renamed to .deleteAttribute()."),this.deleteAttribute(e)},applyMatrix:function(e){return console.warn("THREE.BufferGeometry: .applyM

2atrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(e)}}),Object.defineProperties(gt.prototype,{drawcalls:{get:function(){return console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups."),this.groups}},offsets:{get:function(){return console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups."),this.groups}}}),Object.defineProperties(Qs.prototype,{maxInstancedCount:{get:function(){return console.warn("THREE.InstancedBufferGeometry: .maxInstancedCount has been renamed to .instanceCount."),this.instanceCount},set:function(e){console.warn("THREE.InstancedBufferGeometry: .maxInstancedCount has been renamed to .instanceCount."),this.instanceCount=e}}}),Object.defineProperties(qu.prototype,{linePrecision:{get:function(){return console.warn("THREE.Raycaster: .linePrecision has been deprecated. Use .params.Line.threshold instead."),this.params.Line.threshold},set:function(e){console.warn("THREE.Raycaster: .linePrecision has been deprecated. Use .params.Line.threshold instead."),this.params.Line.threshold=e}}}),Object.defineProperties(da.prototype,{dynamic:{get:function(){return console.warn("THREE.InterleavedBuffer: .length has been deprecated. Use .usage instead."),35048===this.usage},set:function(e){console.warn("THREE.InterleavedBuffer: .length has been deprecated. Use .usage instead."),this.setUsage(e)}}}),Object.assign(da.prototype,{setDynamic:function(e){return console.warn("THREE.InterleavedBuffer: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===e?35048:35044),this},setArray:function(){console.error("THREE.InterleavedBuffer: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")}}),Object.assign(oo.prototype,{getArrays:function(){console.error("THREE.ExtrudeBufferGeometry: .getArrays() has been removed.")},addShapeList:function(){console.error("THREE.ExtrudeBufferGeometry: .addShapeList() has been removed.")},addShape:function(){console.error("THREE.ExtrudeBufferGeometry: .addShape() has been removed.")}}),Object.defineProperties(Gu.prototype,{dynamic:{set:function(){console.warn("THREE.Uniform: .dynamic has been removed. Use object.onBeforeRender() instead.")}},onUpdate:{value:function(){return console.warn("THREE.Uniform: .onUpdate() has been removed. Use object.onBeforeRender() instead."),this}}}),Object.defineProperties(Ke.prototype,{wrapAround:{get:function(){console.warn("THREE.Material: .wrapAround has been removed.")}

2,set:function(){console.warn("THREE.Material: .wrapAround has been removed.")}},overdraw:{get:function(){console.warn("THREE.Material: .overdraw has been removed.")},set:function(){console.warn("THREE.Material: .overdraw has been removed.")}},wrapRGB:{get:function(){return console.warn("THREE.Material: .wrapRGB has been removed."),new Ve}},shading:{get:function(){console.error("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead.")},set:function(e){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===e}},stencilMask:{get:function(){return console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask},set:function(e){console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask=e}}}),Object.defineProperties(Ro.prototype,{metal:{get:function(){return console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead."),!1},set:function(){console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead")}}}),Object.defineProperties(Yt.prototype,{derivatives:{get:function(){return console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives},set:function(e){console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives=e}}}),Object.assign(ca.prototype,{clearTarget:function(e,t,n,r){console.warn("THREE.WebGLRenderer: .clearTarget() has been deprecated. Use .setRenderTarget() and .clear() instead."),this.setRenderTarget(e),this.clear(t,n,r)},animate:function(e){console.warn("THREE.WebGLRenderer: .animate() is now .setAnimationLoop()."),this.setAnimationLoop(e)},getCurrentRenderTarget:function(){return console.warn("THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget()."),this.getRenderTarget()},getMaxAnisotropy:function(){return console.warn("THREE.WebGLRenderer: .getMaxAnisotropy() is now .capabilities.getMaxAnisotropy()."),this.capabilities.getMaxAnisotropy()},getPrecision:function(){return console.warn("THREE.WebGLRenderer: .getPrecision() is now .capabilities.precision."),this.capabilities.precision},resetGLState:function(){return console.warn("THREE.WebGLRenderer: .resetGLState() is now .state.reset()."),this.state.reset()},supportsFloatTextures:function(){return console.warn("THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( 'OES_texture_float' )."),this.extensions.get("OES_texture_float")},supportsHalfFloatTextures:function(){return console.warn("THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( 'OES_texture_half_float' )."),this.extensions.get("OES_texture_half_float")},supportsStandardDerivatives:function(){return console.warn("THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( 'OES_standard_derivatives' )."),this.extensions.get("OES_standard_derivatives")},supportsCompressedTextureS3TC:function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( 'WEBGL_compressed_texture_s3tc' )."),this.extensions.get("WEBGL_compressed_texture_s3tc")},supportsCompressedTexturePVRTC:function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( 'WEBGL_compressed_texture_pvrtc' )."),this.extensions.get("WEBGL_compressed_texture_pvrtc")},supportsBlendMinMax:function(){return console.warn("THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( 'EXT_blend_minmax' )."),this.extensions.get("EXT_blend_minmax")},supportsVertexTextures:function(){return console.warn("THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures."),this.capabilities.vertexTextures},supportsInstancedArrays:function(){return console.warn("THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( 'ANGLE_instanced_arrays' )."),this.extensions.get("ANGLE_instanced_arrays")},enableScissorTest:function(e){console.warn("THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest()."),this.setScissorTest(e)},initMaterial:function(){console.warn("THREE.WebGLRenderer: .initMaterial() has been removed.")},addPrePlugin:function(){console.warn("THREE.WebGLRenderer: .addPrePlugin() has been removed.")},addPostPlugin:function(){console.warn("THREE.WebGLRenderer: .addPostPlugin() has been removed.")},updateShadowMap:function(){console.warn("THREE.WebGLRenderer: .updateShadowMap() has been removed.")},setFaceCulling:function(){console.warn("THREE.WebGLRenderer: .setFaceCulling(

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batchNorm4D: x must be rank 4 but got rank "+"".concat(u.rank,".")})),A.assert(4===c.rank||1===c.rank,(function(){return"Error in batchNorm4D: mean must be rank 4 or rank 1 but "+"got rank ".concat(c.rank,".")})),A.assert(4===l.rank||1===l.rank,(function(){return"Error in batchNorm4D: variance must be rank 4 or rank 1 "+"but got rank ".concat(l.rank,".")})),null!=o&&A.assert(4===o.rank||1===o.rank,(function(){return"Error in batchNorm4D: scale must be rank 4 or rank 1 "+"but got rank ".concat(o.rank,".")})),null!=s&&A.assert(4===s.rank||1===s.rank,(function(){return"Error in batchNorm4D: offset must be rank 4 or rank 1 "+"but got rank ".concat(s.rank,".")})),Object(M.a)(u,c,l,s,o,i)}}),L=n(134),D=n(61),P=n(20),z=n(258),F=n(259),B=n(89),U=n(74);var W=Object(S.b)({concat1d_:function(e){return Object(w.a)(e,0)}});var V=Object(S.b)({concat2d_:function(e,t){return Object(w.a)(e,t)}});var G=Object(S.b)({concat3d_:function(e,t){return Object(w.a)(e,t)}});var H=Object(S.b)({concat4d_:function(e,t){return Object(w.a)(e,t)}}),q=n(191),X=n(88),Y=n(192),K=n(260),Z=n(221);var J=Object(S.b)({conv3dTranspose_:function(e,t,n,r,a){var i=Object(x.a)(e,"x","conv3dTranspose"),o=Object(x.a)(t,"filter","conv3dTranspose");return Object(Z.a)(n,i,o,r,a)}}),Q=n(146),$=n(193),ee=n(147),te=n(194),ne=n(99),re=n(19),ae=n(10),ie=n(7),oe=n(14);var se=Object(S.b)({diag_:function(e){var t=Object(x.a)(e,"x","diag"),n={x:t};return ae.a.runKernelFunc((function(n){var r=Object(oe.a)(t,[t.size]),a=n.diag(r),i=[].concat(Object(re.a)(e.shape),Object(re.a)(e.shape));return Object(oe.a)(a,i)}),n,null,ie.O)}}),ue=n(195),ce=n(28),le=n(196),he=n(197),de=n(148),fe=n(100),pe=n(261),me=n(62),ve=n(73),ge=n(262),be=n(106);var ye=Object(S.b)({eye_:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:"float32";null==t&&(t=e);for(var a=Object(D.a)([e,t],r),i=e<=t?e:t,o=0;o<i;++o)a.set(1,o,o);var s=Object(oe.a)(a.toTensor(),[e,t]);if(null==n)return 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2c=u.maxOutputSize,l=u.iouThreshold,h=u.scoreThreshold,d={boxes:o,scores:s},f={maxOutputSize:c,iouThreshold:l,scoreThreshold:h,padToMaxOutputSize:i},p=ae.a.runKernel(ie.Rb,d,f);return{selectedIndices:p[0],validOutputs:p[1]}}});function kr(){return(kr=Object(An.a)(Mn.a.mark((function e(t,n,r){var a,i,o,s,u,c,l,h,d,f,p,m,v,g,b=arguments;return Mn.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return a=b.length>3&&void 0!==b[3]?b[3]:.5,i=b.length>4&&void 0!==b[4]?b[4]:Number.NEGATIVE_INFINITY,o=b.length>5&&void 0!==b[5]&&b[5],s=Object(x.a)(t,"boxes","nonMaxSuppressionAsync"),u=Object(x.a)(n,"scores","nonMaxSuppressionAsync"),c=pr(s,u,r,a,i,null),l=c.maxOutputSize,h=c.iouThreshold,d=c.scoreThreshold,e.next=11,Promise.all([s.data(),u.data()]);case 11:return f=e.sent,p=Object(Kn.a)(f,2),m=p[0],v=p[1],g=Object(vr.b)(m,v,l,h,d,o),s!==t&&s.dispose(),u!==n&&u.dispose(),e.abrupt("return",g);case 19:case"end":return e.stop()}}),e)})))).apply(this,arguments)}var Sr=function(e,t,n){return kr.apply(this,arguments)},_r=n(223),jr=n(222);var Er=Object(S.b)({bandPart_:function(e,t,n){Object(A.assert)(t%1===0,(function(){return"bandPart(): numLower must be an integer, got ".concat(t,".")})),Object(A.assert)(n%1===0,(function(){return"bandPart(): numUpper must be an integer, got ".concat(n,".")}));var r=Object(x.a)(e,"a","bandPart");Object(A.assert)(r.rank>=2,(function(){return"bandPart(): Rank must be at least 2, got ".concat(r.rank,".")}));var a=r.shape,i=r.shape.slice(-2),o=Object(Kn.a)(i,2),s=o[0],u=o[1];if(!(t<=s))throw new Error("bandPart(): numLower (".concat(t,")")+" must not be greater than the number of rows (".concat(s,")."));if(!(n<=u))throw new Error("bandPart(): numUpper (".concat(n,")")+" must not be greater than the number of columns (".concat(u,")."));t<0&&(t=s),n<0&&(n=u);var c=Object(oe.a)(Object(jt.a)(0,s,1,"int32"),[-1,1]),l=Object(jt.a)(0,u,1,"int32"),h=Object(tt.a)(c,l),d=Object(Be.a)(Object(Ne.a)(h,Object(zt.a)(+t,"int32")),Object(_e.a)(h,Object(zt.a)(-n,"int32"))),f=Object(En.a)([s,u],r.dtype);return Object(oe.a)(Object(sn.a)(Object(kn.a)(Object(oe.a)(r,[-1,s,u])).map((function(e){return Object(_n.a)(d,e,f)}))),a)}});var Tr=Object(S.b)({gramSchmidt_:function(e){var t;Array.isArray(e)?function(){t=!1,Object(A.assert)(null!=e&&e.length>0,(function(){return"Gram-Schmidt process: input must not be null, undefined, or empty"}));for(var n=e[0].shape[0],r=function(t){Object(A.assert)(e[t].shape[0]===n,(function(){return"Gram-Schmidt: Non-unique lengths found in the input vectors: "+"(".concat(e[t].shape[0]," vs. ").concat(n,")")}))},a=1;a<e.length;++a)r(a)}():(t=!0,e=Object(nn.a)(e,e.shape[0],0).map((function(e){return Object(on.a)(e,[0])}))),Object(A.assert)(e.length<=e[0].shape[0],(function(){return"Gram-Schmidt: Number of vectors (".concat(e.length,") 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t=Object(j.a)(i,[e,e],[n-e,1]),u=Object(Pn.a)(t),c=Object(j.a)(i,[e,e],[1,1]),l=Object(_n.a)(Object(Se.a)(c,0),mn([[-1]]),mn([[1]])),h=Object(tt.a)(c,Object(k.a)(l,u)),d=Object(ce.a)(t,h);s=1===d.shape[0]?Object(B.a)(o):Object(w.a)([o,Object(j.a)(d,[1,0],[d.shape[0]-1,d.shape[1]])],0);var f=Object(it.a)(Object(ce.a)(Object(O.a)(l,h),u)),p=Object(j.a)(i,[e,0],[n-e,r]),m=Object(k.a)(f,s),v=Object(Dn.a)(s);if(0===e)i=Object(tt.a)(p,Object(O.a)(m,Object(O.a)(v,p)));else{var g=Object(tt.a)(p,Object(O.a)(m,Object(O.a)(v,p)));i=Object(w.a)([Object(j.a)(i,[0,0],[e,r]),g],0)}var b=Object(Dn.a)(m),y=Object(j.a)(a,[0,e],[n,a.shape[1]-e]);if(0===e)a=Object(tt.a)(y,Object(O.a)(Object(O.a)(y,s),b));else{var x=Object(tt.a)(y,Object(O.a)(Object(O.a)(y,s),b));a=Object(w.a)([Object(j.a)(a,[0,0],[n,e]),x],1)}return[s,i,a]})),h=Object(Kn.a)(l,3);s=h[0],i=h[1],a=h[2],Object(Cr.d)([t,u,c])},l=0;l<u;++l)c(l);return!t&&n>r&&(a=Object(j.a)(a,[0,0],[n,r]),i=Object(j.a)(i,[0,0],[r,r])),[a,i]}))}var 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2=!1,this.idTensor=Object(u.scalar)(0),Object(u.keep)(this.idTensor)}return Object(s.a)(e,[{key:"clearAndClose",value:function(e){this.tensors.forEach((function(t){null!=e&&e.has(t.tensor.id)||t.tensor.dispose()})),this.tensors=[],this.closed_=!0,this.idTensor.dispose()}},{key:"size",value:function(){return this.tensors.length}},{key:"read",value:function(e){if(this.closed_)throw new Error("TensorArray ".concat(this.name," has already been closed."));if(e<0||e>=this.size())throw new Error("Tried to read from index ".concat(e,", but array size is: ").concat(this.size()));var t=this.tensors[e];if(t.cleared)throw new Error("TensorArray ".concat(this.name,": Could not read index ").concat(e," twice because it was cleared after a previous read ")+"(perhaps try setting clear_after_read = false?).");return this.clearAfterRead&&(t.cleared=!0),t.read=!0,t.tensor}},{key:"readMany",value:function(e){var t=this;return e.map((function(e){return t.read(e)}))}},{key:"write",value:function(e,t){if(this.closed_)throw new Error("TensorArray ".concat(this.name," has already been closed."));if(e<0||!this.dynamicSize&&e>=this.maxSize)throw new Error("Tried to write to index ".concat(e,", but array is not resizeable and size is: ").concat(this.maxSize));var n=this.tensors[e]||{};if(t.dtype!==this.dtype)throw new Error("TensorArray ".concat(this.name,": Could not write to TensorArray index ").concat(e,",\n          because the value dtype is ").concat(t.dtype,", but TensorArray dtype is ").concat(this.dtype,"."));if(0!==this.size()||null!=this.elementShape&&0!==this.elementShape.length||(this.elementShape=t.shape),fe(this.elementShape,t.shape,"TensorArray ".concat(this.name,": Could not write to TensorArray index ").concat(e,".")),n.read)throw new Error("TensorArray ".concat(this.name,": Could not write to TensorArray index ").concat(e,", because it has already been read."));if(n.written)throw new Error("TensorArray ".concat(this.name,": Could not write to TensorArray index ").concat(e,", because it has already been written."));n.tensor=t,Object(u.keep)(t),n.written=!0,this.tensors[e]=n}},{key:"writeMany",value:function(e,t){var n=this;if(e.length!==t.length)throw new Error("TensorArray ".concat(this.name,": could not write multiple tensors,")+"because the index size: ".concat(e.length," is not the same as tensors size: ").concat(t.length,"."));e.forEach((function(e,r){return n.write(e,t[r])}))}},{key:"gather",value:function(e,t){if(t&&t!==this.dtype)throw new Error("TensorArray dtype is ".concat(this.dtype," but gather requested dtype ").concat(t));if(e)e=e.slice(0,this.size());else{e=[];for(var n=0;n<this.size();n++)e.push(n)}if(0===e.length)return Object(u.tensor)([],[0].concat(this.elementShape));var r=this.readMany(e);return fe(this.elementShape,r[0].shape,"TensorArray shape mismatch: "),Object(u.stack)(r,0)}},{key:"concat",value:function(e){if(e&&e!==this.dtype)throw new Error("TensorArray dtype is ".concat(this.dtype," but concat requested dtype ").concat(e));if(0===this.size())return Object(u.tensor)([],[0].concat(this.elementShape));for(var t=[],n=0;n<this.size();n++)t.push(n);var r=this.readMany(t);return fe(this.elementShape,r[0].shape,"TensorArray shape mismatch: tensor array shape (".concat(this.elementShape,") vs first tensor shape (").concat(r[0].shape,")")),Object(u.concat)(r,0)}},{key:"scatter",value:function(e,t){if(t.dtype!==this.dtype)throw new Error("TensorArray dtype is ".concat(this.dtype," but tensor has dtype ").concat(t.dtype));if(e.length!==t.shape[0])throw new Error("Expected len(indices) == tensor.shape[0], but saw: ".concat(e.length," vs. ").concat(t.shape[0]));var n=Math.max.apply(Math,Object(l.a)(e));if(!this.dynamicSize&&n>=this.maxSize)throw new Error("Max index must be < array size (".concat(n,"  vs. ").concat(this.maxSize,")"));this.writeMany(e,Object(u.unstack)(t,0))}},{key:"split",value:function(e,t){var n=this;if(t.dtype!==this.dtype)throw new Error("TensorArray dtype is ".concat(this.dtype," but tensor has dtype ").concat(t.dtype));var r=0,a=e.map((function(e){return r+=e}));if(r!==t.shape[0])throw new Error("Expected sum of lengths to be equal to\n          tensor.shape[0], but sum of lengths is\n        ".concat(r,", and tensor's shape is: ").concat(t.shape));if(!this.dynamicSize&&e.length!==this.maxSize)throw new Error("TensorArray's size is not equal to the size of lengths (".concat(this.maxSize," vs. ").concat(e.length,"), ")+"and the TensorArray is not marked as dynamically resizeable");var i=0===r?0:t.size/r,o=[];Object(u.tidy)((function(){t=Object(u.reshape)(t,[1,r,i]);for(var s=0;s<e.length;++s){var c=[0,0===s?0:a[s-1],0],l=[1,e[s],i];o[s]=Object(u.reshape)(Object(u.slice)(t,c,l),n.elementShape)}return o}

2));for(var s=[],c=0;c<e.length;c++)s[c]=c;this.writeMany(s,o)}},{key:"id",get:function(){return this.idTensor.id}},{key:"closed",get:function(){return this.closed_}}]),e}(),ve=function(){function e(t,n,r){var a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:-1;Object(o.a)(this,e),this.tensors=t,this.elementShape=n,this.elementDtype=r,null!=t&&t.forEach((function(e){if(r!==e.dtype)throw new Error("Invalid data types; op elements ".concat(r,", but list elements ").concat(e.dtype));fe(n,e.shape,"TensorList shape mismatch: "),Object(u.keep)(e)})),this.idTensor=Object(u.scalar)(0),this.maxNumElements=a,Object(u.keep)(this.idTensor)}return Object(s.a)(e,[{key:"copy",value:function(){return new e(Object(l.a)(this.tensors),this.elementShape,this.elementDtype)}},{key:"clearAndClose",value:function(e){this.tensors.forEach((function(t){null!=e&&e.has(t.id)||t.dispose()})),this.tensors.length=0,this.idTensor.dispose()}},{key:"size",value:function(){return this.tensors.length}},{key:"stack",value:function(e,t){var n=this,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:-1;if(t!==this.elementDtype)throw new Error("Invalid data types; op elements ".concat(t,", but list elements ").concat(this.elementDtype));if(-1!==r&&this.tensors.length!==r)throw new Error("Operation expected a list with ".concat(r," elements but got a list with ").concat(this.tensors.length," elements."));return fe(e,this.elementShape,"TensorList shape mismatch: "),Object(u.tidy)((function(){var t=n.tensors.map((function(t){return Object(u.reshape)(t,e)}));return Object(u.stack)(t,0)}))}},{key:"popBack",value:function(e,t){if(t!==this.elementDtype)throw new Error("Invalid data types; op elements ".concat(t,", but list elements ").concat(this.elementDtype));if(0===this.size())throw new Error("Trying to pop from an empty list.");var n=this.tensors.pop();return fe(n.shape,e,"TensorList shape mismatch: "),Object(u.reshape)(n,e)}},{key:"pushBack",value:function(e){if(e.dtype!==this.elementDtype)throw new Error("Invalid data types; op elements ".concat(e.dtype,", but list elements ").concat(this.elementDtype));if(fe(e.shape,this.elementShape,"TensorList shape mismatch: "),this.maxNumElements===this.size())throw new Error("Trying to push element into a full list.");Object(u.keep)(e),this.tensors.push(e)}},{key:"resize",value:function(e){if(e<0)throw new Error("TensorListResize expects size to be non-negative. Got: ".concat(e));if(-1!==this.maxNumElements&&e>this.maxNumElements)throw new Error("TensorListResize input size ".concat(e," is greater maxNumElement ").concat(this.maxNumElements,"."));this.tensors.length=e}},{key:"getItem",value:function(e,t,n){if(n!==this.elementDtype)throw new Error("Invalid data types; op elements ".concat(n,", but list elements ").concat(this.elementDtype));if(e<0||e>this.tensors.length)throw new Error("Trying to access element ".concat(e," in a list with ").concat(this.tensors.length," elements."));if(null==this.tensors[e])throw new Error("element at index ".concat(e," is null."));return fe(this.tensors[e].shape,t,"TensorList shape mismatch: "),this.tensors[e]}},{key:"setItem",value:function(e,t){if(t.dtype!==this.elementDtype)throw new Error("Invalid data types; op elements ".concat(t.dtype,", but list elements ").concat(this.elementDtype));if(e<0||-1!==this.maxNumElements&&e>=this.maxNumElements)throw new Error("Trying to set element ".concat(e," in a list with max ").concat(this.maxNumElements," elements."));fe(this.elementShape,t.shape,"TensorList shape mismatch: "),Object(u.keep)(t),this.tensors[e]=t}},{key:"gather",value:function(e,t,n){var r=this;if(t!==this.elementDtype)throw new Error("Invalid data types; op elements ".concat(t,", but list elements ").concat(this.elementDtype));return fe(this.elementShape,n,"TensorList shape mismatch: "),0===(e=e.slice(0,this.size())).length?Object(u.tensor)([],[0].concat(this.elementShape)):Object(u.tidy)((function(){var t=e.map((function(e){return Object(u.reshape)(r.tensors[e],n)}));return Object(u.stack)(t,0)}))}},{key:"concat",value:function(e,t){var n=this;if(e&&e!==this.elementDtype)throw new Error("TensorList dtype is ".concat(this.elementDtype," but concat requested dtype ").concat(e));return fe(this.elementShape,t,"TensorList shape mismatch: "),0===this.size()?Object(u.tensor)([],[0].concat(this.elementShape)):Object(u.tidy)((function(){var e=n.tensors.map((function(e){return Object(u.reshape)(e,t)}));return Object(u.concat)(e,0)}))}},{key:"id",get:function(){return this.idTensor.id}}]),e}();function ge(e,t,n){var r=e.dtype;if(e.shape.length<1)throw new Error("Tensor must be at least a vector, but saw shape: ".concat(e.shape));if(e.dtype!==n)throw new Error("Invalid data types; op elements ".concat(e.dtype,", but list elements ").concat(n));fe(e.shape.slice(1),t,"TensorList shape mismatch: ");var a=Object(u.unstack)(e);return new ve(a,t,r)}function be(e,t,n){return new ve([],e,t,n)}function ye(e,t,n,r){if(t.length!==e.shape[0])throw new Error("Expected len(indices) == tensor.shape[0], but saw: ".concat(t.length," vs. ").concat(e.shape[0]));var a=Math.max.apply(Math,Object(l.a)(t));if(null!=r&&-1!==r&&a>=r)throw new Error("Max index must be < array size (".concat(a,"  vs. ").concat(r,")"));var i=new ve([],n,e.dtype,r),o=Object(u.unstack)(e,0);return t.forEach((function(e,t){i.setItem(e,o[t])})),i}function xe(e,t,n){var r=0,a=t.map((function(e){return r+=e}));if(r!==e.shape[0])throw new Error("Expected sum of lengths to be equal to\n          tensor.shape[0], but sum of lengths is\n        ".concat(r,", and tensor's shape is: ").concat(e.shape));for(var i=0===r?0:e.size/r,o=Object(u.tidy)((function(){var o=[];e=Object(u.reshape)(e,[1,r,i]);for(var s=0;s<t.length;++s){var c=[0,0===s?0:a[s-1],0],l=[1,t[s],i];o[s]=Object(u.reshape)(Object(u.slice)(e,c,l),n)}return e.dispose(),o})),s=new ve([],n,e.dtype,t.length),c=0;c<o.length;c++)s.setItem(c,o[c]);return s}var we=function(){var e=Object(i.a)(a.a.mark((function e(t,n,r){var i,o,s,c,l,h,f,p,m,v,g,b,y,x,w,O,k,S,_,j,E,T,C,M,A,N,R,I,L,D,P,z,F,B,U,W,V,G,H,q,X,Y,K,Z,J,Q,$,ee,te,ne,re,ae,ie,oe,se,ue,ce,le,he,de,fe,pe,ve,we,Oe,ke,Se,_e,je,Ee,Te,Ce,Me,Ae,Ne,Re,Ie,Le,De,Pe,ze,Fe,Be,Ue,We,Ve,Ge,He,qe,Xe,Ye,Ke,Ze,Je,Qe;return a.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:e.t0=t.op,e.next="If"===e.t0||"StatelessIf"===e.t0?3:"While"===e.t0||"StatelessWhile"===e.t0?15:"LoopCond"===e.t0?19:"Switch"===e.t0?21:"Merge"===e.t0?32:"Enter"===e.t0?37:"Exit"===e.t0?41:"NextIteration"===e.t0?44:"TensorArrayV3"===e.t0?47:"TensorArrayWriteV3"===e.t0?57:"TensorArrayReadV3"===e.t0?63:"TensorArrayGatherV3"===e.t0?67:"TensorArrayScatterV3"===e.t0?72:"TensorArrayConcatV3"===e.t0?78:"TensorArraySplitV3"===e.t0?82:"TensorArraySizeV3"===e.t0?88:"TensorArrayCloseV3"===e.t0?91:"TensorListSetItem"===e.t0?95:"TensorListGetItem"===e.t0?101:"TensorListScatterV2"===e.t0||"TensorListScatter"===e.t0?107:"TensorListReserve"===e.t0?114:"TensorListGather"===e.t0?120:"TensorListStack"===e.t0?126:"TensorListFromTensor"===e.t0?132:"TensorListConcat"===e.t0?138:"TensorListPushBack"===e.t0?143:"TensorListPopBack"===e.t0?148:"TensorListSplit"===e.t0?153:159;break;case 3:return i=Object(d.d)("thenBranch",t,n,r),o=Object(d.d)("elseBranch",t,n,r),s=Object(d.d)("cond",t,n,r),c=Object(d.d)("args",t,n,r),e.next=9,s.data();case 9:if(!e.sent[0]){e.next=14;break}return e.abrupt("return",r.functionMap[i].executeFunctionAsync(c,r.tensorArrayMap,r.tensorListMap));case 14:return e.abrupt("return",r.functionMap[o].executeFunctionAsync(c,r.tensorArrayMap,r.tensorListMap));case 15:return e.delegateYield(a.a.mark((function e(){var i,o,s,u,c,l,h,f;return a.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=Object(d.d)("body",t,n,r),o=Object(d.d)("cond",t,n,r),s=Object(d.d)("args",t,n,r),e.next=5,r.functionMap[o].executeFunctionAsync(s,r.tensorArrayMap,r.tensorListMap);case 5:return u=e.sent,c=s.map((function(e){return e.id})),e.next=9,u[0].data();case 9:l=e.sent,u.forEach((function(e){e.kept||-1!==c.indexOf(e.id)||e.dispose()})),h=s,f=a.a.mark((function e(){var t,n,s;return a.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return t=h,e.next=3,r.functionMap[i].executeFunctionAsync(h,r.tensorArrayMap,r.tensorListMap);case 3:return h=e.sent,n=h.map((function(e){return e.id})),t.forEach((function(e){e.kept||-1!==c.indexOf(e.id)||-1!==n.indexOf(e.id)||e.dispose()})),e.next=8,r.functionMap[o].executeFunctionAsync(h,r.tensorArrayMap,r.tensorListMap);case 8:return s=e.sent,e.next=11,s[0].data();

2case 11:l=e.sent,s.forEach((function(e){e.kept||-1!==c.indexOf(e.id)||-1!==n.indexOf(e.id)||e.dispose()}));case 13:case"end":return e.stop()}}),e)}));case 13:if(!l[0]){e.next=17;break}return e.delegateYield(f(),"t0",15);case 15:e.next=13;break;case 17:return e.abrupt("return",{v:h});case 18:case"end":return e.stop()}}),e)}))(),"t1",16);case 16:if("object"!==typeof(l=e.t1)){e.next=19;break}return e.abrupt("return",l.v);case 19:return h=Object(d.d)("pred",t,n,r),e.abrupt("return",[Object(d.a)(h)]);case 21:return f=Object(d.d)("pred",t,n,r),(p=Object(d.d)("data",t,n,r)).kept||(p=Object(d.a)(p)),e.next=26,f.data();case 26:if(!e.sent[0]){e.next=30;break}e.t2=[void 0,p],e.next=31;break;case 30:e.t2=[p,void 0];case 31:return e.abrupt("return",e.t2);case 32:if(!(m=t.inputNames.find((function(e){return void 0!==Object(d.e)(e,n,r)})))){e.next=36;break}return v=Object(d.e)(m,n,r),e.abrupt("return",[Object(d.a)(v)]);case 36:return e.abrupt("return",void 0);case 37:return g=Object(d.d)("frameName",t,n,r),b=Object(d.d)("tensor",t,n,r),r.enterFrame(g),e.abrupt("return",[Object(d.a)(b)]);case 41:return y=Object(d.d)("tensor",t,n,r),r.exitFrame(),e.abrupt("return",[Object(d.a)(y)]);case 44:return x=Object(d.d)("tensor",t,n,r),r.nextIteration(),e.abrupt("return",[Object(d.a)(x)]);case 47:return w=Object(d.d)("size",t,n,r),O=Object(d.d)("dtype",t,n,r),k=Object(d.d)("elementShape",t,n,r),S=Object(d.d)("dynamicSize",t,n,r),_=Object(d.d)("clearAfterRead",t,n,r),j=Object(d.d)("identicalElementShapes",t,n,r),E=Object(d.d)("name",t,n,r),T=new me(E,O,w,k,j,S,_),r.addTensorArray(T),e.abrupt("return",[T.idTensor,Object(u.scalar)(1)]);case 57:return C=Object(d.d)("tensorArrayId",t,n,r),M=Object(d.d)("index",t,n,r),A=Object(d.d)("tensor",t,n,r),(N=r.getTensorArray(C.id)).write(M,A),e.abrupt("return",[N.idTensor]);case 63:return R=Object(d.d)("tensorArrayId",t,n,r),I=Object(d.d)("index",t,n,r),L=r.getTensorArray(R.id),e.abrupt("return",[L.read(I)]);case 67:return D=Object(d.d)("tensorArrayId",t,n,r),P=Object(d.d)("indices",t,n,r),z=Object(d.d)("dtype",t,n,r),F=r.getTensorArray(D.id),e.abrupt("return",[F.gather(P,z)]);case 72:return B=Object(d.d)("tensorArrayId",t,n,r),U=Object(d.d)("indices",t,n,r),W=Object(d.d)("tensor",t,n,r),(V=r.getTensorArray(B.id)).scatter(U,W),e.abrupt("return",[V.idTensor]);case 78:return G=Object(d.d)("tensorArrayId",t,n,r),H=r.getTensorArray(G.id),q=Object(d.d)("dtype",t,n,r),e.abrupt("return",[H.concat(q)]);case 82:return X=Object(d.d)("tensorArrayId",t,n,r),Y=Object(d.d)("tensor",t,n,r),K=Object(d.d)("lengths",t,n,r),(Z=r.getTensorArray(X.id)).split(K,Y),e.abrupt("return",[Z.idTensor]);case 88:return J=Object(d.d)("tensorArrayId",t,n,r),Q=r.getTensorArray(J.id),e.abrupt("return",[Object(u.scalar)(Q.size(),"int32")]);case 91:return $=Object(d.d)("tensorArrayId",t,n,r),(ee=r.getTensorArray($.id)).clearAndClose(),e.abrupt("return",[ee.idTensor]);case 95:return te=Object(d.d)("tensorListId",t,n,r),ne=Object(d.d)("index",t,n,r),re=Object(d.d)("tensor",t,n,r),(ae=r.getTensorList(te.id)).setItem(ne,re),e.abrupt("return",[ae.idTensor]);case 101:return ie=Object(d.d)("tensorListId",t,n,r),oe=Object(d.d)("index",t,n,r),se=Object(d.d)("elementShape",t,n,r),ue=Object(d.d)("elementDType",t,n,r),ce=r.getTensorList(ie.id),e.abrupt("return",[ce.getItem(oe,se,ue)]);case 107:return le=Object(d.d)("indices",t,n,r),he=Object(d.d)("tensor",t,n,r),de=Object(d.d)("elementShape",t,n,r),fe=Object(d.d)("numElements",t,n,r),pe=ye(he,le,de,fe),r.addTensorList(pe),e.abrupt("return",[pe.idTensor]);case 114:return ve=Object(d.d)("elementShape",t,n,r),we=Object(d.d)("elementDType",t,n,r),Oe=Object(d.d)("numElements",t,n,r),ke=be(ve,we,Oe),r.addTensorList(ke),e.abrupt("return",[ke.idTensor]);case 120:return Se=Object(d.d)("tensorListId",t,n,r),_e=Object(d.d)("indices",t,n,r),je=Object(d.d)("elementShape",t,n,r),Ee=Object(d.d)("elementDType",t,n,r),Te=r.getTensorList(Se.id),e.abrupt("return",[Te.gather(_e,Ee,je)]);case 126:return Ce=Object(d.d)("tensorListId",t,n,r),Me=Object(d.d)("elementShape",t,n,r),Ae=Object(d.d)("elementDType",t,n,r),Ne=Object(d.d)("numElements",t,n,r),Re=r.getTensorList(Ce.id),e.abrupt("return",[Re.stack(Me,Ae,Ne)]);case 132:return Ie=Object(d.d)("tensor",t,n,r),Le=Object(d.d)("elementShape",t,n,r),De=Object(d.d)("elementDType",t,n,r),Pe=ge(Ie,Le,De),r.addTensorList(Pe),e.abrupt("return",[Pe.idTensor]);case 138:return ze=Object(d.d)("tensorListId",t,n,r),Fe=r.getTensorList(ze.id),Be=Object(d.d)("dtype",t,n,r),Ue=Object(d.d)("elementShape",t,n,r),e.abrupt("return",[Fe.concat(Be,Ue)]);case 143:return We=Object(d.d)("tensorListId",t,n,r),Ve=Object(d.d)("tensor",t,n,r),(Ge=r.getTensorList(We.id)).pushBack(Ve),e.abrupt("return",[Ge.idTensor]);case 148:return He=Object(d.d)("tensorListId",t,n,r),qe=Object(d.d)("elementShape",t,n,r),Xe=Object(d.d)("elementDType",t,n,r),Ye=r.getTensorList(He.id),e.abrupt("return",[Ye.popBack(qe,Xe)]);case 153:return Ke=Object(d.d)("tensor",t,n,r),Ze=Object(d.d)("elementShape",t,n,r),Je=Object(d.d)("lengths",t,n,r),Qe=xe(Ke,Je,Ze),r.addTensorList(Qe),e.abrupt("return",[Qe.idTensor]);case 159:throw TypeError("Node type ".concat(t.op," is not implemented"));case 160:case"end":return e.stop()}}),e)})));return function(t,n,r){return e.apply(this,arguments)}}(),Oe=n(191),ke=n(88),Se=n(30),_e=n(192),je=n(99),Ee=n(260),Te=n(145),Ce=n(152),Me=n(270),Ae=n(257),Ne=n(269),Re=n(195);function Ie(e,t,n){var r=Object(d.d)("fusedOps",e,t,n),a=Object(h.a)(r,2),i=a[0],o=a[1],s="biasadd"===i,u="prelu"===o,c="fusedbatchnorm"===i,l=Object(d.d)("numArgs",e,t,n);if(s){if(u&&2!==l)throw new Error("FusedConv2d and DepthwiseConv2d with BiasAdd and Prelu must have two extra arguments: bias and alpha.");if(!u&&1!==l)throw new Error("FusedConv2d and DepthwiseConv2d with BiasAdd must have one extra argument: bias.")}if(c)throw new Error("FusedConv2d and DepthwiseConv2d with FusedBatchNorm is not supported.");var f=Object(d.d)("strides",e,t,n),p=Object(d.c)(e,t,n),m=Object(d.d)("dataFormat",e,t,n).toUpperCase(),v=Object(d.d)("dilations",e,t,n),g=Object(d.d)("args",e,t,n),b=Object(h.a)(g,2);return{stride:f,pad:p,dataFormat:m,dilations:v,biasArg:b[0],preluArg:b[1],activationFunc:o}}var Le=n(144),De=n(266),Pe=n(271),ze=n(136),Fe=n(101),Be=n(272),Ue=n(207),We=n(172),Ve=n(280),Ge=n(79),He=n(34),qe=n(20),Xe=n(217),Ye=n(275);function Ke(e,t,n){return{boxes:Object(d.d)("boxes",e,t,n),scores:Object(d.d)("scores",e,t,n),maxOutputSize:Object(d.d)("maxOutputSize",e,t,n),iouThreshold:Object(d.d)("iouThreshold",e,t,n),scoreThreshold:Object(d.d)("scoreThreshold",e,t,n),softNmsSigma:Object(d.d)("softNmsSigma",e,t,n)}}var Ze=function(){var e=Object(i.a)(a.a.mark((function e(t,n,r){var i,o,s,u,c,l,h,f,p,m,v,g,b,y,x,w,O,k,S,_,j,E,T,C;return a.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:e.t0=t.op,e.next="NonMaxSuppressionV5"===e.t0?3:"NonMaxSuppressionV4"===e.t0?8:"NonMaxSuppressionV3"===e.t0||"NonMaxSuppressionV2"===e.t0?14:"Where"===e.t0?19:"ListDiff"===e.t0?26:27;break;case 3:return i=Ke(t,n,r),o=i.boxes,s=i.scores,u=i.maxOutputSize,c=i.iouThreshold,l=i.scoreThreshold,h=i.softNmsSigma,e.next=6,Se.zb.nonMaxSuppressionWithScoreAsync(o,s,u,c,l,h);case 6:return f=e.sent,e.abrupt("return",[f.selectedIndices,f.selectedScores]);case 8:return p=Ke(t,n,r),m=p.boxes,v=p.scores,g=p.maxOutputSize,b=p.iouThreshold,y=p.scoreThreshold,x=Object(d.d)("padToMaxOutputSize",t,n,r),e.next=12,Se.zb.n

2onMaxSuppressionPaddedAsync(m,v,g,b,y,x);case 12:return w=e.sent,e.abrupt("return",[w.selectedIndices,w.validOutputs]);case 14:return O=Ke(t,n,r),k=O.boxes,S=O.scores,_=O.maxOutputSize,j=O.iouThreshold,E=O.scoreThreshold,e.next=17,Se.zb.nonMaxSuppressionAsync(k,S,_,j,E);case 17:return e.t1=e.sent,e.abrupt("return",[e.t1]);case 19:return T=qe.a(Object(d.d)("condition",t,n,r),"bool"),e.next=22,Xe.a(T);case 22:return e.t2=e.sent,C=[e.t2],T.dispose(),e.abrupt("return",C);case 26:return e.abrupt("return",Ye.a(Object(d.d)("x",t,n,r),Object(d.d)("y",t,n,r)));case 27:throw TypeError("Node type ".concat(t.op," is not implemented"));case 28:case"end":return e.stop()}}),e)})));return function(t,n,r){return e.apply(this,arguments)}}(),Je=n(216),Qe=n(95),$e=n(27),et=n(100),tt=n(125),nt=n(71),rt=n(77),at=n(122),it=n(78),ot=n(81),st=n(123),ut=n(151),ct=n(59),lt=n(43),ht=n(45),dt=n(104),ft=n(201),pt=n(277),mt=n(268),vt=n(296),gt=n(90),bt=n(113),yt=n(135),xt=n(31),wt=n(186),Ot=n(187),kt=n(188),St=n(189),_t=n(147),jt=n(49),Et=n(120),Tt=n(69),Ct=n(41),Mt=n(278),At=n(128),Nt=n(14),Rt=n(82),It=n(129),Lt=n(106),Dt=n(96),Pt=n(283),zt=n(284),Ft=n(156),Bt=n(137),Ut=n(157),Wt=n(213),Vt=n(73),Gt=n(80),Ht=n(126),qt=n(119),Xt=n(194),Yt=n(134);function Kt(e,t,n){var r=function(e,t,n){switch(e.category){case"arithmetic":return u.tidy((function(){return function(e,t,n){switch(e.op){case"BiasAdd":case"AddV2":case"Add":return[m.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"AddN":return[v.a(Object(d.d)("tensors",e,t,n))];case"FloorMod":case"Mod":return[g.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"Mul":return[b.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"RealDiv":case"Div":return[y.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"DivNoNan":return[x.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"FloorDiv":return[w.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"Sub":return[O.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"Minimum":return[k.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"Maximum":return[S.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"Pow":return[_.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"SquaredDifference":return[j.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}(e,t,n)}));case"basic_math":return u.tidy((function(){return function(e,t,n){switch(e.op){case"Abs":case"ComplexAbs":return[E.a(Object(d.d)("x",e,t,n))];case"Acos":return[T.a(Object(d.d)("x",e,t,n))];case"Acosh":return[C.a(Object(d.d)("x",e,t,n))];case"Asin":return[M.a(Object(d.d)("x",e,t,n))];case"Asinh":return[A.a(Object(d.d)("x",e,t,n))];case"Atan":return[N.a(Object(d.d)("x",e,t,n))];case"Atan2":return[R.a(Object(d.d)("x",e,t,n),Object(d.d)("y",e,t,n))];case"Atanh":return[I.a(Object(d.d)("x",e,t,n))];case"Ceil":return[L.a(Object(d.d)("x",e,t,n))];case"Complex":return[D.a(Object(d.d)("real",e,t,n),Object(d.d)("imag",e,t,n))];case"Cos":return[P.a(Object(d.d)("x",e,t,n))];case"Cosh":return[z.a(Object(d.d)("x",e,t,n))];case"Elu":return[F.a(Object(d.d)("x",e,t,n))];case"Erf":return[B.a(Object(d.d)("x",e,t,n))];case"Exp":return[U.a(Object(d.d)("x",e,t,n))];case"Expm1":return[W.a(Object(d.d)("x",e,t,n))];case"Floor":return[V.a(Object(d.d)("x",e,t,n))];case"Log":return[G.a(Object(d.d)("x",e,t,n))];case"Log1p":return[H.a(Object(d.d)("x",e,t,n))];case"Imag":return[q.a(Object(d.d)("x",e,t,n))];case"Neg":return[X.a(Object(d.d)("x",e,t,n))];case"Reciprocal":return[Y.a(Object(d.d)("x",e,t,n))];case"Real":return[K.a(Object(d.d)("x",e,t,n))];case"Relu":return[Z.a(Object(d.d)("x",e,t,n))];case"Round":return[J.a(Object(d.d)("x",e,t,n))];case"Selu":return[Q.a(Object(d.d)("x",e,t,n))];case"Sigmoid":return[$.a(Object(d.d)("x",e,t,n))];case"Sin":return[ee.a(Object(d.d)("x",e,t,n))];case"Sign":return[te.a(Object(d.d)("x",e,t,n))];case"Sinh":return[ne.a(Object(d.d)("x",e,t,n))];case"Softplus":return[re.a(Object(d.d)("x",e,t,n))];case"Sqrt":return[ae.a(Object(d.d)("x",e,t,n))];case"Square":return[ie.a(Object(d.d)("x",e,t,n))];case"Tanh":return[oe.a(Object(d.d)("x",e,t,n))];case"Tan":return[se.a(Object(d.d)("x",e,t,n))];case"Relu6":case"ClipByValue":return[ue.a(Object(d.d)("x",e,t,n),Object(d.d)("clipValueMin",e,t,n),Object(d.d)("clipValueMax",e,t,n))];case"Rsqrt":return[ce.a(Object(d.e)(e.inputNames[0],t,n))];case"Prod":return[le.a(Object(d.d)("x",e,t,n),Object(d.d)("axes",e,t,n))];case"LeakyRelu":return[he.a(Object(d.d)("x",e,t,n),Object(d.d)("alph

2a",e,t,n))];case"Prelu":return[de.a(Object(d.d)("x",e,t,n),Object(d.d)("alpha",e,t,n))];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}(e,t,n)}));case"control":return we(e,t,n);case"convolution":return u.tidy((function(){return function(e,t,n){switch(e.op){case"Conv1D":var r=Object(d.d)("stride",e,t,n),a=Object(d.d)("pad",e,t,n),i=Object(d.d)("dataFormat",e,t,n).toUpperCase(),o=Object(d.d)("dilation",e,t,n);return[Oe.a(Object(d.d)("x",e,t,n),Object(d.d)("filter",e,t,n),r,a,i,o)];case"Conv2D":var s=Object(d.d)("strides",e,t,n),u=Object(d.c)(e,t,n),c=Object(d.d)("dataFormat",e,t,n).toUpperCase(),l=Object(d.d)("dilations",e,t,n);return[ke.a(Object(d.d)("x",e,t,n),Object(d.d)("filter",e,t,n),[s[1],s[2]],u,c,[l[1],l[2]])];case"_FusedConv2D":var h=Ie(e,t,n),f=h.stride,p=h.pad,m=h.dataFormat,v=h.dilations,g=h.biasArg,b=h.preluArg,y=h.activationFunc;return[Se.qb.conv2d({x:Object(d.d)("x",e,t,n),filter:Object(d.d)("filter",e,t,n),strides:[f[1],f[2]],pad:p,dataFormat:m,dilations:[v[1],v[2]],bias:g,activation:y,preluActivationWeights:b})];case"FusedDepthwiseConv2dNative":var x=Ie(e,t,n),w=x.stride,O=x.pad,k=x.dataFormat,S=x.dilations,_=x.biasArg,j=x.preluArg,E=x.activationFunc;return[Se.qb.depthwiseConv2d({x:Object(d.d)("x",e,t,n),filter:Object(d.d)("filter",e,t,n),strides:[w[1],w[2]],pad:O,dataFormat:k,dilations:[S[1],S[2]],bias:_,activation:E,preluActivationWeights:j})];case"Conv2DBackpropInput":case"Conv2dTranspose":var T=Object(d.d)("outputShape",e,t,n),C=Object(d.d)("strides",e,t,n),M=Object(d.c)(e,t,n);return[_e.a(Object(d.d)("x",e,t,n),Object(d.d)("filter",e,t,n),T,[C[1],C[2]],M)];case"DepthwiseConv2dNative":case"DepthwiseConv2d":var A=Object(d.d)("strides",e,t,n),N=Object(d.c)(e,t,n),R=Object(d.d)("dilations",e,t,n),I=Object(d.d)("dataFormat",e,t,n).toUpperCase();return[je.a(Object(d.d)("input",e,t,n),Object(d.d)("filter",e,t,n),[A[1],A[2]],N,I,[R[1],R[2]])];case"Conv3D":var L=Object(d.d)("strides",e,t,n),D=Object(d.d)("pad",e,t,n),P=Object(d.d)("dataFormat",e,t,n).toUpperCase(),z=Object(d.d)("dilations",e,t,n);return[Ee.a(Object(d.d)("x",e,t,n),Object(d.d)("filter",e,t,n),[L[1],L[2],L[3]],D,P,[z[1],z[2],z[3]])];case"AvgPool":var F=Object(d.d)("strides",e,t,n),B=Object(d.d)("pad",e,t,n),U=Object(d.d)("kernelSize",e,t,n);return[Te.a(Object(d.d)("x",e,t,n),[U[1],U[2]],[F[1],F[2]],B)];case"MaxPool":var W=Object(d.d)("strides",e,t,n),V=Object(d.d)("pad",e,t,n),G=Object(d.d)("kernelSize",e,t,n);return[Ce.a(Object(d.d)("x",e,t,n),[G[1],G[2]],[W[1],W[2]],V)];case"MaxPoolWithArgmax":var H=Object(d.d)("strides",e,t,n),q=Object(d.d)("pad",e,t,n),X=Object(d.d)("kernelSize",e,t,n),Y=Object(d.d)("includeBatchInIndex",e,t,n),K=Me.a(Object(d.d)("x",e,t,n),[X[1],X[2]],[H[1],H[2]],q,Y);return[K.result,K.indexes];case"AvgPool3D":var Z=Object(d.d)("strides",e,t,n),J=Object(d.d)("pad",e,t,n),Q=Object(d.d)("kernelSize",e,t,n);return[Ae.a(Object(d.d)("x",e,t,n),[Q[1],Q[2],Q[3]],[Z[1],Z[2],Z[3]],J)];case"MaxPool3D":var $=Object(d.d)("strides",e,t,n),ee=Object(d.d)("pad",e,t,n),te=Object(d.d)("kernelSize",e,t,n);return[Ne.a(Object(d.d)("x",e,t,n),[te[1],te[2],te[3]],[$[1],$[2],$[3]],ee)];case"Dilation2D":var ne=Object(d.d)("strides",e,t,n),re=Object(d.d)("pad",e,t,n),ae=Object(d.d)("dilations",e,t,n),ie=ne[1],oe=ne[2],se=ae[1],ue=ae[2];return[Re.a(Object(d.d)("x",e,t,n),Object(d.d)("filter",e,t,n),[ie,oe],re,[se,ue],"NHWC")];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}(e,t,n)}));case"creation":return u.tidy((function(){return function(e,t,n){switch(e.op){case"Fill":var r=Object(d.d)("shape",e,t,n),a=Object(d.d)("dtype",e,t,n),i=Object(d.d)("value",e,t,n);return[Le.a(r,i,a)];case"LinSpace":var o=Object(d.d)("start",e,t,n),s=Object(d.d)("stop",e,t,n),u=Object(d.d)("num",e,t,n);return[De.a(o,s,u)];case"Multinomial":var c=Object(d.d)("logits",e,t,n),l=Object(d.d)("numSamples",e,t,n),h=Object(d.d)("seed",e,t,n);return[Pe.a(c,l,h)];case"OneHot":var f=Object(d.d)("indices",e,t,n),p=Object(d.d)("depth",e,t,n),m=Object(d.d)("onValue",e,t,n),v=Object(d.d)("offValue",e,t,n);return[ze.a(f,p,m,v)];case"Ones":return[Fe.a(Object(d.d)("shape",e,t,n),Object(d.d)("dtype",e,t,n))];case"OnesLike":return[Be.a(Object(d.d)("x",e,t,n))];case"RandomUniform":return[Ue.a(Object(d.d)("shape",e,t,n),Object(d.d)("minval",e,t,n),Object(d.d)("maxval",e,t,n),Object(d.d)("dtype",e,t,n))];case"Range":var g=Object(d.d)("start",e,t,n),b=Object(d.d)("stop",e,t,n),y=Object(d.d)("step",e,t,n);return[We.a(g,b,y,Object(d.d)("dtype",e,t,n))];case"TruncatedNormal":var x=Object(d.d)("shape",e,t,n),w=Object(d.d)("mean",e,t,n),O=Object(d.d)("stdDev",e,t,n),k=Object(d.d)("seed",e,t,n);return[Ve.a(x,w,O,Object(d.d)("dtype",e,t,n),k)];case"Zeros":return[Ge.a(Object(d.d)("shape",e,t,n),Object(d.d)("dtype",e,t,n))];case"ZerosLike":return[He.a(Object(d.d)("x",e,t,n))];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}

2(e,t,n)}));case"dynamic":return Ze(e,t,n);case"evaluation":return u.tidy((function(){return function(e,t,n){switch(e.op){case"TopKV2":var r=Object(d.d)("x",e,t,n),a=Object(d.d)("k",e,t,n),i=Object(d.d)("sorted",e,t,n),o=Je.a(r,a,i);return[o.values,o.indices];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}(e,t,n)}));case"image":return u.tidy((function(){return function(e,t,n){switch(e.op){case"ResizeBilinear":var r=Object(d.d)("images",e,t,n),a=Object(d.d)("size",e,t,n),i=Object(d.d)("alignCorners",e,t,n);return[Se.zb.resizeBilinear(r,[a[0],a[1]],i)];case"ResizeNearestNeighbor":var o=Object(d.d)("images",e,t,n),s=Object(d.d)("size",e,t,n),u=Object(d.d)("alignCorners",e,t,n);return[Se.zb.resizeNearestNeighbor(o,[s[0],s[1]],u)];case"CropAndResize":var c=Object(d.d)("image",e,t,n),l=Object(d.d)("boxes",e,t,n),h=Object(d.d)("boxInd",e,t,n),f=Object(d.d)("cropSize",e,t,n),p=Object(d.d)("method",e,t,n),m=Object(d.d)("extrapolationValue",e,t,n);return[Se.zb.cropAndResize(c,l,h,f,p,m)];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}(e,t,n)}));case"graph":return u.tidy((function(){return function(e,t,n){switch(e.op){case"Const":return t[e.name];case"PlaceholderWithDefault":var r=Object(d.d)("default",e,t,n);return[Object(d.e)(e.name,t,n)||r];case"Placeholder":return[Object(d.e)(e.name,t,n)];case"Identity":case"StopGradient":case"FakeQuantWithMinMaxVars":var a=Object(d.d)("x",e,t,n);return[Object(d.a)(a)];case"IdentityN":return Object(d.d)("x",e,t,n).map((function(e){return Object(d.a)(e)}));case"Snapshot":var i=Object(d.d)("x",e,t,n);return[Object(d.a)(i)];case"Shape":return[Qe.a(Object(d.d)("x",e,t,n).shape,"int32")];case"ShapeN":return Object(d.d)("x",e,t,n).map((function(e){return Qe.a(e.shape)}));case"Size":return[$e.a(Object(d.d)("x",e,t,n).size,"int32")];case"Rank":return[$e.a(Object(d.d)("x",e,t,n).rank,"int32")];case"NoOp":return[$e.a(1)];case"Print":var o=Object(d.d)("x",e,t,n),s=Object(d.d)("data",e,t,n),u=Object(d.d)("message",e,t,n),c=Object(d.d)("summarize",e,t,n);console.warn("The graph has a tf.print() operation,usually used for debugging, which slows down performance."),console.log(u);for(var l=0;l<s.length;l++)console.log(Array.prototype.slice.call(s[l].dataSync()).slice(0,c));return[o];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}(e,t,n)}));case"logical":return u.tidy((function(){return function(e,t,n){switch(e.op){case"Equal":return[et.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"NotEqual":return[tt.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"Greater":return[nt.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"GreaterEqual":return[rt.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"Less":return[at.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"LessEqual":return[it.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"LogicalAnd":return[ot.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"LogicalNot":return[st.a(Object(d.d)("a",e,t,n))];case"LogicalOr":return[ut.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];case"Select":case"SelectV2":return[ct.a(Object(d.d)("condition",e,t,n),Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n))];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}(e,t,n)}));case"matrices":return u.tidy((function(){return function(e,t,n){switch(e.op){case"BatchMatMul":case"BatchMatMulV2":case"MatMul":return[lt.a(Object(d.d)("a",e,t,n),Object(d.d)("b",e,t,n),Object(d.d)("transposeA",e,t,n),Object(d.d)("transposeB",e,t,n))];case"Transpose":return[ht.a(Object(d.d)("x",e,t,n),Object(d.d)("perm",e,t,n))];case"_FusedMatMul":var r=Object(d.d)("fusedOps",e,t,n),a=Object(h.a)(r,2),i=a[0],o=a[1],s="biasadd"===i,u="prelu"===o,c=Object(d.d)("numArgs",e,t,n);if(s){if(u&&2!==c)throw new Error("Fused MatMul with BiasAdd and Prelu must have two extra arguments: bias and alpha.");if(!u&&1!==c)throw new Error("Fused MatMul with BiasAdd must have one extra argument: bias.")}var l=Object(d.d)("args",e,t,n),f=Object(h.a)(l,2),p=f[0],m=f[1];return[Se.qb.matMul({a:Object(d.d)("a",e,t,n),b:Object(d.d)("b",e,t,n),transposeA:Object(d.d)("transposeA",e,t,n),transposeB:Object(d.d)("transposeB",e,t,n),bias:p,activation:o,preluActivationWeights:m})];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}

2(e,t,n)}));case"normalization":return u.tidy((function(){return function(e,t,n){switch(e.op){case"FusedBatchNorm":case"FusedBatchNormV2":case"FusedBatchNormV3":return[dt.a(Object(d.d)("x",e,t,n),Object(d.d)("mean",e,t,n),Object(d.d)("variance",e,t,n),Object(d.d)("offset",e,t,n),Object(d.d)("scale",e,t,n),Object(d.d)("epsilon",e,t,n))];case"LRN":return[ft.a(Object(d.d)("x",e,t,n),Object(d.d)("radius",e,t,n),Object(d.d)("bias",e,t,n),Object(d.d)("alpha",e,t,n),Object(d.d)("beta",e,t,n))];case"Softmax":return[pt.a(Object(d.d)("x",e,t,n))];case"LogSoftmax":return[mt.a(Object(d.d)("x",e,t,n))];case"SparseToDense":return[vt.a(Object(d.d)("sparseIndices",e,t,n),Object(d.d)("outputShape",e,t,n),Object(d.d)("sparseValues",e,t,n),Object(d.d)("defaultValue",e,t,n))];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}(e,t,n)}));case"reduction":return u.tidy((function(){return function(e,t,n){switch(e.op){case"Max":var r=Object(d.d)("axis",e,t,n),a=Object(d.d)("keepDims",e,t,n);return[gt.a(Object(d.d)("x",e,t,n),r,a)];case"Mean":var i=Object(d.d)("axis",e,t,n),o=Object(d.d)("keepDims",e,t,n);return[bt.a(Object(d.d)("x",e,t,n),i,o)];case"Min":var s=Object(d.d)("axis",e,t,n),u=Object(d.d)("keepDims",e,t,n);return[yt.a(Object(d.d)("x",e,t,n),s,u)];case"Sum":var c=Object(d.d)("axis",e,t,n),l=Object(d.d)("keepDims",e,t,n);return[xt.a(Object(d.d)("x",e,t,n),c,l)];case"All":var h=Object(d.d)("axis",e,t,n),f=Object(d.d)("keepDims",e,t,n);return[wt.a(Object(d.d)("x",e,t,n),h,f)];case"Any":var p=Object(d.d)("axis",e,t,n),m=Object(d.d)("keepDims",e,t,n);return[Ot.a(Object(d.d)("x",e,t,n),p,m)];case"ArgMax":var v=Object(d.d)("axis",e,t,n);return[kt.a(Object(d.d)("x",e,t,n),v)];case"ArgMin":var g=Object(d.d)("axis",e,t,n);return[St.a(Object(d.d)("x",e,t,n),g)];case"Prod":var b=Object(d.d)("axis",e,t,n),y=Object(d.d)("keepDims",e,t,n);return[le.a(Object(d.d)("x",e,t,n),b,y)];case"Cumsum":var x=Object(d.d)("axis",e,t,n),w=Object(d.d)("exclusive",e,t,n),O=Object(d.d)("reverse",e,t,n);return[_t.a(Object(d.d)("x",e,t,n),x,w,O)];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}(e,t,n)}));case"slice_join":return u.tidy((function(){return function(e,t,n){switch(e.op){case"ConcatV2":case"Concat":var r=Object(d.d)("n",e,t,n),a=Object(d.d)("axis",e,t,n),i=Object(d.d)("tensors",e,t,n);return i=i.slice(0,r),[jt.a(i,a)];case"GatherV2":case"Gather":var o=Object(d.d)("axis",e,t,n),s=Object(d.d)("x",e,t,n),c=Object(d.d)("indices",e,t,n);return[Et.a(s,qe.a(c,"int32"),o)];case"ReverseV2":case"Reverse":var l=Object(d.d)("axis",e,t,n),h=Object(d.d)("x",e,t,n);return[Tt.a(h,l)];case"Slice":var f=Object(d.d)("begin",e,t,n),p=Object(d.d)("size",e,t,n);return[Ct.a(Object(d.d)("x",e,t,n),f,p)];case"StridedSlice":var m=Object(d.d)("begin",e,t,n),v=Object(d.d)("end",e,t,n),g=Object(d.d)("strides",e,t,n),b=Object(d.d)("beginMask",e,t,n),y=Object(d.d)("endMask",e,t,n),x=Object(d.d)("ellipsisMask",e,t,n),w=Object(d.d)("newAxisMask",e,t,n),O=Object(d.d)("shrinkAxisMask",e,t,n),k=Object(d.d)("x",e,t,n);return[Mt.a(k,m,v,g,b,y,x,w,O)];case"Pack":return Object(u.tidy)((function(){var r=Object(d.d)("axis",e,t,n),a=Object(d.d)("tensors",e,t,n),i=a[0].shape,o=At.a(a[0]).shape,s=a.map((function(e){var t=u.util.arraysEqual(e.shape,i);if(!t&&!u.util.arraysEqual(At.a(e).shape,o))throw new Error("the input tensors shape does not match");return t?e:Nt.a(e,i)}));return[Rt.a(s,r)]}));case"Unpack":var S=Object(d.d)("axis",e,t,n),_=Object(d.d)("tensor",e,t,n);return It.a(_,S);case"Tile":var j=Object(d.d)("reps",e,t,n);return[Lt.a(Object(d.d)("x",e,t,n),j)];case"Split":case"SplitV":var E=Object(d.d)("axis",e,t,n),T=Object(d.d)("numOrSizeSplits",e,t,n),C=Object(d.d)("x",e,t,n);return Dt.a(C,T,E);case"ScatterNd":var M=Object(d.d)("indices",e,t,n),A=Object(d.d)("values",e,t,n),N=Object(d.d)("shape",e,t,n);return[Pt.a(M,A,N)];case"GatherNd":var R=Object(d.d)("x",e,t,n),I=Object(d.d)("indices",e,t,n);return[zt.a(R,I)];case"SparseToDense":var L=Object(d.d)("sparseIndices",e,t,n),D=Object(d.d)("outputShape",e,t,n),P=Object(d.d)("sparseValues",e,t,n),z=Object(d.d)("defaultValue",e,t,n);return[vt.a(L,P,D,P.dtype===z.dtype?z:qe.a(z,P.dtype))];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}

2(e,t,n)}));case"spectral":return u.tidy((function(){return function(e,t,n){switch(e.op){case"FFT":return[Ft.a(Object(d.d)("x",e,t,n))];case"IFFT":return[Bt.a(Object(d.d)("x",e,t,n))];case"RFFT":return[Ut.a(Object(d.d)("x",e,t,n))];case"IRFFT":return[Wt.a(Object(d.d)("x",e,t,n))];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}(e,t,n)}));case"transformation":return u.tidy((function(){return function(e,t,n){switch(e.op){case"Cast":return[qe.a(Object(d.d)("x",e,t,n),Object(d.d)("dtype",e,t,n))];case"ExpandDims":var r=Object(d.d)("axis",e,t,n);return[Vt.a(Object(d.d)("x",e,t,n),r)];case"Squeeze":var a=Object(d.d)("axis",e,t,n);return[At.a(Object(d.d)("x",e,t,n),a)];case"Reshape":return[Nt.a(Object(d.d)("x",e,t,n),Object(d.d)("shape",e,t,n))];case"PadV2":case"Pad":return[Gt.a(Object(d.d)("x",e,t,n),Object(d.d)("padding",e,t,n),Object(d.d)("constantValue",e,t,n))];case"SpaceToBatchND":var i=Object(d.d)("blockShape",e,t,n),o=Object(d.d)("paddings",e,t,n);return[Ht.a(Object(d.d)("x",e,t,n),i,o)];case"BatchToSpaceND":var s=Object(d.d)("blockShape",e,t,n),u=Object(d.d)("crops",e,t,n);return[qt.a(Object(d.d)("x",e,t,n),s,u)];case"DepthToSpace":var c=Object(d.d)("blockSize",e,t,n),l=Object(d.d)("dataFormat",e,t,n).toUpperCase();

2return[Xt.a(Object(d.d)("x",e,t,n),c,l)];case"BroadcastTo":return[Yt.a(Object(d.d)("x",e,t,n),Object(d.d)("shape",e,t,n))];default:throw TypeError("Node type ".concat(e.op," is not implemented"))}}(e,t,n)}));case"custom":var r=Object(p.a)(e.op);if(r&&r.customExecutor)return r.customExecutor(new f(e,t,n));throw TypeError("Custom op ".concat(e.op," is not registered."));default:throw TypeError("Unknown op '".concat(e.op,"'. File an issue at ")+"https://github.com/tensorflow/tfjs/issues so we can add it, or register a custom execution with tf.registerOp()")}}(e,t,n);return r instanceof Promise?r.then((function(e){return[].concat(e)})):[].concat(r)}var Zt=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};Object(o.a)(this,e),this.weightMap=t,this.tensorArrayMap=n,this.tensorListMap=r,this.functionMap=a,this.rootContext={id:0,frameName:"",iterationId:0},this.contexts=[this.rootContext],this.lastId=0,this.generateCurrentContextIds()}return Object(s.a)(e,[{key:"newFrame",value:function(e,t){return{id:e,frameName:t,iterationId:0}}},{key:"generateCurrentContextIds",value:function(){for(var e=[],t=0;t<this.contexts.length-1;t++){var n=this.contexts.slice(0,this.contexts.length-t);e.push(this.contextIdforContexts(n))}e.push(""),this._currentContextIds=e}},{key:"contextIdforContexts",value:function(e){return e?e.map((function(e){return 0===e.id&&0===e.iterationId?"":"".concat(e.frameName,"-").concat(e.iterationId)})).join("/"):""}},{key:"enterFrame",value:function(e){this.contexts&&(this.lastId++,this.contexts=this.contexts.slice(),this.contexts.push(this.newFrame(this.lastId,e)),this._currentContextIds.unshift(this.contextIdforContexts(this.contexts)))}},{key:"exitFrame",value:function(){if(!(this.contexts&&this.contexts.length>1))throw new Error("Cannot exit frame, the context is empty");this.contexts=this.contexts.slice(),this.contexts.splice(-1),this.currentContextIds.shift()}},{key:"nextIteration",value:function(){if(!(this.contexts&&this.contexts.length>0))throw new Error("Cannot increase frame iteration, the context is empty");this.contexts=this.contexts.slice(),this.lastId++;var e=Object.assign({},this.contexts[this.contexts.length-1]);e.iterationId+=1,e.id=this.lastId,this.contexts.splice(-1,1,e),this._currentContextIds.splice(0,1,this.contextIdforContexts(this.contexts))}},{key:"getWeight",value:function(e){return this.weightMap[e]}},{key:"addTensorArray",value:function(e){this.tensorArrayMap[e.id]=e}},{key:"getTensorArray",value:function(e){return this.tensorArrayMap[e]}},{key:"addTensorList",value:function(e){this.tensorListMap[e.id]=e}},{key:"getTensorList",value:function(e){return this.tensorListMap[e]}},{key:"dispose",value:function(e){for(var t in this.tensorArrayMap)this.tensorArrayMap[t].clearAndClose(e);for(var n in this.tensorListMap)this.tensorListMap[n].clearAndClose(e)}},{key:"currentContext",set:function(e){this.contexts!==e&&(this.contexts=e,this.generateCurrentContextIds())},get:function(){return this.contexts}},{key:"currentContextId",get:function(){return this._currentContextIds[0]}},{key:"currentContextIds",get:function(){return this._currentContextIds}}]),e}();function Jt(e,t,n){for(var r=new Set,a=[],i=null,o=null,s=new Set,u=Object.keys(e).map((function(e){return Object(d.g)(e)[0]})),c=Object(l.a)(t);c.length>0;){var h=c.pop();(en(h)||tn(h))&&null==i&&(o=(i=h).children.map((function(e){return e.name})).filter((function(e){return r.has(e)}))),r.add(h.name),null==n[h.name]&&(-1===u.indexOf(h.name)&&(0!==h.inputs.length?h.inputs.forEach((function(e){s.has(e.name)||(s.add(e.name),c.push(e))})):a.push(h.name)))}return{inputs:e,outputs:t,usedNodes:r,missingInputs:a,dynamicNode:i,syncInputs:o}}var Qt=["Switch","Merge","Enter","Exit","NextIteration","StatelessIf","StatelessWhile","if","While"],$t=["NonMaxSuppressionV2","NonMaxSuppressionV3","NonMaxSuppressionV5","Where"];function en(e){return Qt.indexOf(e.op)>=0}function tn(e){return $t.indexOf(e.op)>=0}var nn=function(){function e(t,n){var r=this;Object(o.a)(this,e),this.graph=t,this.parent=n,this.compiledMap=new Map,this._weightMap={},this.SEPERATOR=",",this._functions={},this._functionExecutorMap={},this._outputs=t.outputs,this._inputs=t.inputs,this._signature=t.signature,this._functions=t.functions,null!=t.functions&&Object.keys(t.functions).forEac

2h((function(n){r._functionExecutorMap[n]=new e(t.functions[n],r)}))}return Object(s.a)(e,[{key:"getCompilationKey",value:function(e,t){var n=e.map((function(e){return e.name})).sort(),r=t.map((function(e){return e.name})).sort();return n.join(this.SEPERATOR)+"--"+r.join(this.SEPERATOR)}},{key:"compile",value:function(e,t){var n=Jt(e,t,this.weightMap),r=n.missingInputs,a=n.dynamicNode,i=n.syncInputs;if(null!=a)throw new Error("This execution contains the node '".concat(a.name,"', which has ")+"the dynamic op '".concat(a.op,"'. Please use ")+"model.executeAsync() instead. Alternatively, to avoid the "+"dynamic ops, specify the inputs [".concat(i,"]"));if(r.length>0){var o=t.map((function(e){return e.name})),s=Object.keys(e);throw new Error("Cannot compute the outputs [".concat(o,"] from the provided inputs ")+"[".concat(s,"]. Missing the following inputs: [").concat(r,"]"))}return function(e,t,n){var r=n.usedNodes,a=n.inputs,i=[];Object.keys(a).map((function(e){return Object(d.g)(e)[0]})).map((function(t){return e.nodes[t]})).forEach((function(e){r.has(e.name)&&i.push(e)})),e.weights.forEach((function(e){r.has(e.name)&&i.push(e)}));for(var o=new Set,s=[];i.length>0;){var u=i.pop();o.add(u.name),t[u.name]||s.push(u),u.children.forEach((function(e){!o.has(e.name)&&r.has(e.name)&&e.inputs.every((function(e){return o.has(e.name)}))&&i.push(e)}))}return s}(this.graph,this.weightMap,n)}},{key:"execute",value:function(e,t){var n=this;e=this.mapInputs(e);var r=Object.keys(e).sort();this.checkInputs(e),this.checkInputShapeAndType(e),t=this.mapOutputs(t),this.checkOutputs(t);var a=r.map((function(e){return n.graph.nodes[Object(d.g)(e)[0]]})),i=t.map((function(e){return n.graph.nodes[Object(d.g)(e)[0]]})),o=this.getCompilationKey(a,i),s=this.compiledMap.get(o);null==s&&(s=this.compile(e,i),this.compiledMap.set(o,s));var c={},l={};return Object(u.tidy)((function(){var r=new Zt(n.weightMap,c,l,n.functionExecutorMap),a=Object.assign({},n.weightMap);Object.keys(e).forEach((function(t){var n=Object(d.g)(t),r=Object(h.a)(n,2),i=r[0],o=[];o[r[1]]=e[t],a[i]=o}));for(var i=n.getFrozenTensorIds(a),o={},u=0;u<s.length;u++){var f=s[u];if(!a[f.name]){var p=Kt(f,a,r);if(p instanceof Promise)throw new Error("The execution of the op '".concat(f.op,"' returned a promise. ")+"Please use model.executeAsync() instead.");a[f.name]=p,n.checkTensorForDisposal(f.name,f,a,r,i,t,o)}}return null==n.parent&&r.dispose(i),t.map((function(e){return Object(d.e)(e,a,r)}))}))}},{key:"getFrozenTensorIds",value:function(e){var t=[].concat.apply([],Object.keys(e).map((function(t){return e[t]})).map((function(e){return e.map((function(e){return e.id}))})));return new Set(t)}},{key:"checkTensorForDisposal",value:function(e,t,n,r,a,i,o){"control"!==t.category&&-1===i.indexOf(e)&&(n[e].forEach((function(e){null!=e&&(o[e.id]=(o[e.id]||0)+t.children.length)})),t.inputs.forEach((function(e){if("control"!==e.category){var t=Object(d.f)(e.name,n,r);null!=t&&t.forEach((function(e){if(e&&!a.has(e.id)){var t=o[e.id];1===t?(e.dispose(),delete o[e.id]):null!=t&&o[e.id]--}}))}})))}},{key:"executeAsync",value:function(){var e=Object(i.a)(a.a.mark((function e(t,n){return a.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return e.abrupt("return",this._executeAsync(t,n));case 1:case"end":return e.stop()}}),e,this)})));return function(t,n){return e.apply(this,arguments)}}()},{key:"_executeAsync",value:function(){var e=Object(i.a)(a.a.mark((function e(t,n){var r,i,o,s,u,c,h,f,p,m=arguments;return a.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return r=m.length>2&&void 0!==m[2]&&m[2],i=m.length>3&&void 0!==m[3]?m[3]:{},o=m.length>4&&void 0!==m[4]?m[4]:{},r||(t=this.mapInputs(t),this.checkInputs(t),this.checkInputShapeAndType(t),n=this.mapOutputs(n),this.checkOutputs(n)),s=new Zt(this.weightMap,i,o,this.functionExecutorMap),e.next=7,this.executeWithControlFlow(t,s,n,r);case 7:return u=e.sent,c=n.map((function(e){return Object(d.e)(e,u,s)})),h=c.map((function(e){return e.id})),f=Object.keys(t).map((function(e){return t[e].id})),p=new Set([].concat(Object(l.a)(h),Object(l.a)(f),Object(l.a)(this.weightIds))),Object.keys(u).forEach((function(e){u[e].forEach((function(e){!e||e.isDisposed||p.has(e.id)||e.dispose()}))})),null==this.parent&&s.dispose(p),e.abrupt("return",c);case 15:case"end":return e.stop()}}),e,this)})));return function(t,n){return e.apply(this,arguments)}}()},{key:"executeFunctionAsync",value:function(){var e=Object(i.a)(a.a.mark((function e(t,n,r){var i,o=this;return a.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=t.reduce((function(e,t,n){return e[o.inputs[n].name]=t,e}),{}),e.abrupt("return",this._executeAsync(i,this.outputNodes,!0,n,r));case 2:case"end":return e.stop()}}),e,this)})));return function(t,n,r){return e.apply(this,arguments)}}()},{key:"executeWithControlFlow",value:function(){var e=Object(i.a)(a.a.mark((function e(t,n,r,i){var o,s,u,c,f,p,m,v,g,b,y,x,w,O,k,S,_=this;return a.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:o=Object.keys(t),s=o.map((function(e){return _.graph.nodes[Object(d.g)(e)[0]]})),u=r.map((function(e){return _.graph.nodes[Object(d.g)(e)[0]]})),c=Jt(t,u,this.weightMap),f=c.usedNodes,p=c.missingInputs,m=c.dynamicNode,v=c.syncInputs,g=[].concat(Object(l.a)(s),Object(l.a)(this.graph.weights)).map((function(e){return{node:e,contexts:n.currentContext}})),b=Object.assign({},this.weightMap),Object.keys(t).forEach((function(e){var n=Object(d.g)(e),r=Object(h.a)(n,2),a=r[0],i=[];i[r[1]]=t[e],b[a]=i})),y={},x=this.getFrozenTensorIds(b),w={};case 10:if(!(g.length>0)){e.next=16;break}return O=this.processStack(s,g,n,b,w,x,r,y,f),e.next=14,Promise.all(O);case 14:e.next=10;break;case 16:if(null!=m||i||console.warn("This model execution did not contain any no

2des with control flow or dynamic output shapes. You can use model.execute() instead."),!((k=u.filter((function(e){return!en(e)&&!Object(d.e)(e.name,b,n)})).map((function(e){return e.name}))).length>0)){e.next=22;break}throw S="",null!=m&&(S="Alternatively, to avoid the dynamic ops, use model.execute() "+"and specify the inputs [".concat(v,"]")),new Error("Cannot compute the outputs [".concat(k,"] from the provided ")+"inputs [".concat(o,"]. Consider providing the following inputs: ")+"[".concat(p,"]. 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2]},{tfOpName:"RealDiv",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Div",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"DivNoNan",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"FloorDiv",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Mul",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Maximum",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}]},{tfOpName:"Minimum",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}]},{tfOpName:"Pow",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"SquaredDifference",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Mod",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"FloorMod",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));var r=[{tfOpName:"Abs",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Acos",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Asin",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Atan",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Atan2",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"y",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Ceil",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"ClipByValue",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"clip_value_min",name:"clipValueMin",type:"number"},{tfName:"clip_value_max",name:"clipValueMax",type:"number"}]},{tfOpName:"Complex",category:"basic_math",inputs:[{start:0,name:"real",type:"tensor"},{start:1,name:"imag",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"ComplexAbs",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Cos",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Cosh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Elu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Exp",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Floor",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}

2]},{tfOpName:"Log",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Imag",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"Tout",name:"outputType",type:"dtype",notSupported:!0}]},{tfOpName:"Neg",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Real",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"Tout",name:"outputType",type:"dtype",notSupported:!0}]},{tfOpName:"Prelu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"alpha",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Relu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Relu6",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"clipValueMin",name:"clipValueMin",type:"number",defaultValue:0},{tfName:"clipValueMax",name:"clipValueMax",type:"number",defaultValue:6}]},{tfOpName:"Selu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sigmoid",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sin",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sinh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sqrt",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Rsqrt",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Square",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Tan",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Tanh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sign",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Round",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Expm1",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Log1p",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Reciprocal",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Softplus",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Asinh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Acosh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Atanh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Erf",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}

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2]},{tfOpName:"GreaterEqual",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Less",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LessEqual",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LogicalAnd",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LogicalNot",category:"logical",inputs:[{start:0,name:"a",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LogicalOr",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Select",category:"logical",inputs:[{start:0,name:"condition",type:"tensor"},{start:1,name:"a",type:"tensor"},{start:2,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"SelectV2",category:"logical",inputs:[{start:0,name:"condition",type:"tensor"},{start:1,name:"a",type:"tensor"},{start:2,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));var r=[{tfOpName:"_FusedMatMul",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"},{start:2,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"num_args",name:"numArgs",type:"number"},{tfName:"fused_ops",name:"fusedOps",type:"string[]",defaultValue:[]},{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:1e-4},{tfName:"transpose_a",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"transpose_b",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"MatMul",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"transpose_a",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"transpose_b",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"BatchMatMul",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"adj_x",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"adj_y",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"BatchMatMulV2",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"adj_x",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"adj_y",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Transpose",category:"matrices",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"perm",type:"number[]"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));var r=[{tfOpName:"FusedBatchNorm",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"scale",type:"tensor"},{start:2,name:"offset",type:"tensor"},{start:3,name:"mean",type:"tensor"},{start:4,name:"variance",type:"tensor"}],attrs:[{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:.001},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0}]},{tfOpName:"FusedBatchNormV2",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"scale",type:"tensor"},{start:2,name:"offset",type:"tensor"},{start:3,name:"mean",type:"tensor"},{start:4,name:"variance",type:"tensor"}],attrs:[{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:.001},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0}

2]},{tfOpName:"FusedBatchNormV3",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"scale",type:"tensor"},{start:2,name:"offset",type:"tensor"},{start:3,name:"mean",type:"tensor"},{start:4,name:"variance",type:"tensor"}],attrs:[{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:.001},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0}]},{tfOpName:"LRN",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"depth_radius",name:"radius",type:"number",defaultValue:5},{tfName:"bias",name:"bias",type:"number",defaultValue:1},{tfName:"alpha",name:"alpha",type:"number",defaultValue:1},{tfName:"beta",name:"beta",type:"number",defaultValue:.5}]},{tfOpName:"Softmax",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"LogSoftmax",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"SparseToDense",category:"normalization",inputs:[{start:0,name:"sparseIndices",type:"tensor"},{start:1,name:"outputShape",type:"number[]"},{start:2,name:"sparseValues",type:"tensor"},{start:3,name:"defaultValue",type:"tensor"}],attrs:[{tfName:"validate_indices",name:"validateIndices",type:"bool",defaultValue:!0,notSupported:!0}]}]},function(e,t,n){"use 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e(e,t,n,r,a,i){this.regionsOfInterest=[],this.runsWithoutFaceDetector=0,this.boundingBoxDetector=e,this.meshDetector=t,this.meshWidth=n,this.meshHeight=r,this.maxContinuousChecks=a,this.maxFaces=i}return e.prototype.transformRawCoords=function(e,t,n,r){var a,i,o,s,u=this,c=O({startPoint:t.startPoint,endPoint:t.endPoint}),l=[c[0]/this.meshWidth,c[1]/this.meshHeight],h=e.map((function(e){return[l[0]*(e[0]-u.meshWidth/2),l[1]*(e[1]-u.meshHeight/2),e[2]]})),d=M(n,[0,0]),f=h.map((function(e){return function(e,t){return[E(e,t[0]),E(e,t[1])]}(e,d).concat([e[2]])})),p=(i=[[(a=r)[0][0],a[1][0]],[a[0][1],a[1][1]]],o=[a[0][2],a[1][2]],s=[-E(i[0],o),-E(i[1],o)],[i[0].concat(s[0]),i[1].concat(s[1]),[0,0,1]]),m=k({startPoint:t.startPoint,endPoint:t.endPoint}).concat([1]),v=[E(m,p[0]),E(m,p[1])];return f.map((function(e){return[e[0]+v[0],e[1]+v[1],e[2]]}))},e.prototype.predict=function(e){return d(this,void 0,void 0,(function(){var t,n,r,a,i=this;return f(this,(function(o){switch(o.label){case 0:return this.shouldUpdateRegionsOfInterest()?[4,this.boundingBoxDetector.getBoundingBoxes(e,!1,!0)]:[3,2];case 1:return t=o.sent(),n=t.boxes,r=t.scaleFactor,0===n.length?(this.regionsOfInterest=[],[2,null]):(a=n.map((function(e){var t,n,a={startPoint:e.box.startPoint.squeeze().arraySync(),endPoint:e.box.endPoint.squeeze().arraySync()},i=S((n=r,{startPoint:[(t=a).startPoint[0]*n[0],t.startPoint[1]*n[1]],endPoint:[t.endPoint[0]*n[0],t.endPoint[1]*n[1]]}));return h({},i,{landmarks:e.landmarks.arraySync()})})),n.forEach((function(e){null!=e&&null!=e.startPoint&&(e.startEndTensor.dispose(),e.startPoint.dispose(),e.endPoint.dispose())})),this.updateRegionsOfInterest(a),this.runsWithoutFaceDetector=0,[3,3]);case 2:this.runsWithoutFaceDetector++,o.label=3;case 3:return[2,Object(c.tidy)((function(){return i.regionsOfInterest.map((function(t,n){var r;if(468===t.landmarks.length){var a=A[0],o=A[1];r=_(t.landmarks[a],t.landmarks[o])}else a=N[0],o=N[1],r=_(t.landmarks[a],t.landmarks[o]);var s=k({startPoint:t.startPoint,endPoint:t.endPoint}),u=[s[0]/e.shape[2],s[1]/e.shape[1]],l=c.image.rotateWithOffset(e,r,0,u),d=M(-r,s),f=function(e,t,n){var r=t.shape[1],a=t.shape[2],i=[[e.startPoint[1]/r,e.startPoint[0]/a,e.endPoint[1]/r,e.endPoint[0]/a]];return c.image.cropAndResize(t,i,[0],n)}({startPoint:t.startPoint,endPoint:t.endPoint},l,[i.meshHeight,i.meshWidth]).div(255),p=i.meshDetector.predict(f),m=p[1],v=p[2],g=Object(c.reshape)(v,[-1,3]),b=g.arraySync(),y=i.transformRawCoords(b,t,r,d),x=Object(c.tensor2d)(y),w=i.calculateLandmarksBoundingBox(y);return i.regionsOfInterest[n]=h({},w,{landmarks:x.arraySync()}),{coords:g,scaledCoords:x,box:w,flag:m.squeeze()}}))}))]}}))}))},e.prototype.updateRegionsOfInterest=function(e){for(var t=0;t<e.length;t++){var n=e[t],r=this.regionsOfInterest[t],a=0;if(r&&r.startPoint){var i=n.startPoint,o=i[0],s=i[1],u=n.endPoint,c=u[0],l=u[1],h=r.startPoint,d=h[0],f=h[1],p=r.endPoint,m=p[0],v=p[1],g=Math.max(o,d),b=Math.max(s,f),y=(Math.min(c,m)-g)*(Math.min(l,v)-b);a=y/((c-o)*(l-s)+(m-d)*(v-s)-y)}a<.25&&(this.regionsOfInterest[t]=n)}this.regionsOfInterest=this.regionsOfInterest.slice(0,e.length)},e.prototype.clearRegionOfInterest=function(e){null!=this.regionsOfInterest[e]&&(this.regionsOfInterest=this.regionsOfInterest.slice(0,e).concat(this.regionsOfInterest.slice(e+1)))},e.prototype.shouldUpdateRegionsOfInterest=function(){var e=this.regionsOfInterest.length,t=0===e;return 1===this.maxFaces||t?t:e!==this.maxFaces&&this.runsWithoutFaceDetector>=this.maxContinuousChecks},e.prototype.calculateLandmarksBoundingBox=function(e){var t=e.map((function(e){return e[0]})),n=e.map((function(e){return e[1]})),r={startPoint:[Math.min.apply(Math,t),Math.min.apply(Math,n)],endPoint:[Math.max.apply(Math,t),Math.max.apply(Math,n)]};return S({startPoint:r.startPoint,endPoint:r.endPoint})},e}(),I

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t=e.meta.percent||0,n=this.entriesCount,r=this._sources.length;this.accumulate?this.contentBuffer.push(e):(this.bytesWritten+=e.data.length,o.prototype.push.call(this,{data:e.data,meta:{currentFile:this.currentFile,percent:n?(t+100*(n-r-1))/n:100}}))},l.prototype.openedSource=function(e){this.currentSourceOffset=this.bytesWritten,this.currentFile=e.file.name;var t=this.streamFiles&&!e.file.dir;if(t){var n=a(e,t,!1,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);this.push({data:n.fileRecord,meta:{percent:0}})}else this.accumulate=!0},l.prototype.closedSource=function(e){this.accumulate=!1;var t=this.streamFiles&&!e.file.dir,n=a(e,t,!0,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);if(this.dirRecords.push(n.dirRecord),t)this.push({data:function(e){return c.DATA_DESCRIPTOR+r(e.crc32,4)+r(e.compressedSize,4)+r(e.uncompressedSize,4)}(e),meta:{percent:100}});else for(this.push({data:n.fileRecord,meta:{percent:0}});this.contentBuffer.length;)this.push(this.contentBuffer.shift());this.currentFile=null},l.prototype.flush=function(){for(var e=this.bytesWritten,t=0;t<this.dirRecords.length;t++)this.push({data:this.dirRecords[t],meta:{percent:100}});var n=this.bytesWritten-e,a=function(e,t,n,a,o){var s=i.transformTo("string",o(a));return c.CENTRAL_DIRECTORY_END+"\0\0\0\0"+r(e,2)+r(e,2)+r(t,4)+r(n,4)+r(s.length,2)+s}(this.dirRecords.length,n,e,this.zipComment,this.encodeFileName);this.push({data:a,meta:{percent:100}})},l.prototype.prepareNextSource=function(){this.previous=this._sources.shift(),this.openedSource(this.previous.streamInfo),this.isPaused?this.previous.pause():this.previous.resume()},l.prototype.registerPrevious=function(e){this._sources.push(e);var t=this;return e.on("data",(function(e){t.processChunk(e)})),e.on("end",(function(){t.closedSource(t.previous.streamInfo),t._sources.length?t.prepareNextSource():t.end()})),e.on("error",(function(e){t.error(e)})),this},l.prototype.resume=function(){return!!o.prototype.resume.call(this)&&(!this.previous&&this._sources.length?(this.prepareNextSource(),!0):this.previous||this._sources.length||this.generatedError?void 0:(this.end(),!0))},l.prototype.error=function(e){var t=this._sources;if(!o.prototype.error.call(this,e))return!1;for(var n=0;n<t.length;n++)try{t[n].error(e)}catch(e){}return!0},l.prototype.lock=function(){o.prototype.lock.call(this);for(var e=this._sources,t=0;t<e.length;t++)e[t].lock()},t.exports=l},{"../crc32":4,"../signature":23,"../stream/GenericWorker":28,"../utf8":31,"../utils":32}],9:[function(e,t,n){"use strict";var r=e("../compressions"),a=e("./ZipFileWorker");n.generateWorker=function(e,t,n){var i=new 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e}}(r.prototype=e("./object")).loadAsync=e("./load"),r.support=e("./support"),r.defaults=e("./defaults"),r.version="3.5.0",r.loadAsync=function(e,t){return(new r).loadAsync(e,t)},r.external=e("./external"),t.exports=r},{"./defaults":5,"./external":6,"./load":11,"./object":15,"./support":30}],11:[function(e,t,n){"use strict";var r=e("./utils"),a=e("./external"),i=e("./utf8"),o=(r=e("./utils"),e("./zipEntries")),s=e("./stream/Crc32Probe"),u=e("./nodejsUtils");function c(e){return new a.Promise((function(t,n){var r=e.decompressed.getContentWorker().pipe(new s);r.on("error",(function(e){n(e)})).on("end",(function(){r.streamInfo.crc32!==e.decompressed.crc32?n(new Error("Corrupted zip : CRC32 mismatch")):t()})).resume()}))}t.exports=function(e,t){var n=this;return t=r.extend(t||{},{base64:!1,checkCRC32:!1,optimizedBinaryString:!1,createFolders:!1,decodeFileName:i.utf8decode}),u.isNode&&u.isStream(e)?a.Promise.reject(new Error("JSZip can't accept a stream when loading a zip file.")):r.prepareContent("the loaded zip f

2ile",e,!0,t.optimizedBinaryString,t.base64).then((function(e){var n=new o(t);return n.load(e),n})).then((function(e){var n=[a.Promise.resolve(e)],r=e.files;if(t.checkCRC32)for(var i=0;i<r.length;i++)n.push(c(r[i]));return a.Promise.all(n)})).then((function(e){for(var r=e.shift(),a=r.files,i=0;i<a.length;i++){var o=a[i];n.file(o.fileNameStr,o.decompressed,{binary:!0,optimizedBinaryString:!0,date:o.date,dir:o.dir,comment:o.fileCommentStr.length?o.fileCommentStr:null,unixPermissions:o.unixPermissions,dosPermissions:o.dosPermissions,createFolders:t.createFolders})}return r.zipComment.length&&(n.comment=r.zipComment),n}))}},{"./external":6,"./nodejsUtils":14,"./stream/Crc32Probe":25,"./utf8":31,"./utils":32,"./zipEntries":33}],12:[function(e,t,n){"use strict";var r=e("../utils"),a=e("../stream/GenericWorker");function i(e,t){a.call(this,"Nodejs stream input adapter for "+e),this._upstreamEnded=!1,this._bindStream(t)}r.inherits(i,a),i.prototype._bindStream=function(e){var t=this;(this._stream=e).pause(),e.on("data",(function(e){t.push({data:e,meta:{percent:0}})})).on("error",(function(e){t.isPaused?this.generatedError=e:t.error(e)})).on("end",(function(){t.isPaused?t._upstreamEnded=!0:t.end()}))},i.prototype.pause=function(){return!!a.prototype.pause.call(this)&&(this._stream.pause(),!0)},i.prototype.resume=function(){return!!a.prototype.resume.call(this)&&(this._upstreamEnded?this.end():this._stream.resume(),!0)},t.exports=i},{"../stream/GenericWorker":28,"../utils":32}],13:[function(e,t,n){"use strict";var r=e("readable-stream").Readable;function a(e,t,n){r.call(this,t),this._helper=e;var a=this;e.on("data",(function(e,t){a.push(e)||a._helper.pause(),n&&n(t)})).on("error",(function(e){a.emit("error",e)})).on("end",(function(){a.push(null)}))}e("../utils").inherits(a,r),a.prototype._read=function(){this._helper.resume()},t.exports=a},{"../utils":32,"readable-stream":16}],14:[function(e,n,r){"use strict";n.exports={isNode:"undefined"!=typeof t,newBufferFrom:function(e,n){if(t.from&&t.from!==Uint8Array.from)return t.from(e,n);if("number"==typeof e)throw new Error('The "data" argument must not be a number');return new t(e,n)},allocBuffer:function(e){if(t.alloc)return t.alloc(e);var n=new t(e);return n.fill(0),n},isBuffer:function(e){return t.isBuffer(e)},isStream:function(e){return e&&"function"==typeof e.on&&"function"==typeof e.pause&&"function"==typeof e.resume}}},{}],15:[function(e,t,n){"use strict";function r(e,t,n){var r,a=i.getTypeOf(t),s=i.extend(n||{},u);s.date=s.date||new Date,null!==s.compression&&(s.compression=s.compression.toUpperCase()),"string"==typeof s.unixPermissions&&(s.unixPermissions=parseInt(s.unixPermissions,8)),s.unixPermissions&&16384&s.unixPermissions&&(s.dir=!0),s.dosPermissions&&16&s.dosPermissions&&(s.dir=!0),s.dir&&(e=m(e)),s.createFolders&&(r=p(e))&&v.call(this,r,!0);var h,g="string"===a&&!1===s.binary&&!1===s.base64;n&&void 0!==n.binary||(s.binary=!g),(t instanceof c&&0===t.uncompressedSize||s.dir||!t||0===t.length)&&(s.base64=!1,s.binary=!0,t="",s.compression="STORE",a="string"),h=t instanceof c||t instanceof o?t:d.isNode&&d.isStream(t)?new f(e,t):i.prepareContent(e,t,s.binary,s.optimizedBinaryString,s.base64);var b=new l(e,h,s);this.files[e]=b}var a=e("./utf8"),i=e("./utils"),o=e("./stream/GenericWorker"),s=e("./stream/StreamHelper"),u=e("./defaults"),c=e("./compressedObject"),l=e("./zipObject"),h=e("./generate"),d=e("./nodejsUtils"),f=e("./nodejs/NodejsStreamInputAdapter"),p=function(e){"/"===e.slice(-1)&&(e=e.substring(0,e.length-1));var t=e.lastIndexOf("/");return 0<t?e.substring(0,t):""},m=function(e){return"/"!==e.slice(-1)&&(e+="/"),e},v=function(e,t){return t=void 0!==t?t:u.createFolders,e=m(e),this.files[e]||r.call(this,e,null,{dir:!0,createFolders:t}),this.files[e]};function g(e){return"[object RegExp]"===Object.prototype.toString.call(e)}var b={load:function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")},forEach:function(e){var t,n,r;for(t in this.files)this.files.hasOwnProperty(t)&&(r=this.files[t],(n=t.slice(this.root.length,t.length))&&t.slice(0,this.root.length)===this.root&&e(n,r))},filter:function(e){var t=[];return this.forEach((function(n,r){e(n,r)&&t.push(r)})),t},file:function(e,t,n){if(1!==arguments.length)return e=this.root+e,r.call(this,e,t,n),this;if(g(e)){var a=e;return this.filter((function(e,t){return!t.dir&&a.test(e)}))}var i=this.files[this.root+e];return i&&!i.dir?i:null},folder:function(e){if(!e)return this;if(g(e))return this.filter((function(t,n){return n.dir&&e.test(t)}));var t=this.root+e,n=v.call(this,t),r=this.clone();return r.root=n.name,r},remove:function(e){e=this.root+e;var t=this.files[e];if(t||("/"!==e.slice(-1)&&(e+="/"),t=this.files[e]),t&&!t.dir)delete this.files[e];else for(var n=this.filter((function(t,n){return n.name.slice(0,e.length)===e})),r=0;r<n.length;r++)delete this.files[n[r].name];return this},generate:function(e){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade guide.")}

2,generateInternalStream:function(e){var t,n={};try{if((n=i.extend(e||{},{streamFiles:!1,compression:"STORE",compressionOptions:null,type:"",platform:"DOS",comment:null,mimeType:"application/zip",encodeFileName:a.utf8encode})).type=n.type.toLowerCase(),n.compression=n.compression.toUpperCase(),"binarystring"===n.type&&(n.type="string"),!n.type)throw new Error("No output type specified.");i.checkSupport(n.type),"darwin"!==n.platform&&"freebsd"!==n.platform&&"linux"!==n.platform&&"sunos"!==n.platform||(n.platform="UNIX"),"win32"===n.platform&&(n.platform="DOS");var r=n.comment||this.comment||"";t=h.generateWorker(this,n,r)}catch(e){(t=new o("error")).error(e)}return new s(t,n.type||"string",n.mimeType)},generateAsync:function(e,t){return this.generateInternalStream(e).accumulate(t)},generateNodeStream:function(e,t){return(e=e||{}).type||(e.type="nodebuffer"),this.generateInternalStream(e).toNodejsStream(t)}};t.exports=b},{"./compressedObject":2,"./defaults":5,"./generate":9,"./nodejs/NodejsStreamInputAdapter":12,"./nodejsUtils":14,"./stream/GenericWorker":28,"./stream/StreamHelper":29,"./utf8":31,"./utils":32,"./zipObject":35}],16:[function(e,t,n){t.exports=e("stream")},{stream:void 0}],17:[function(e,t,n){"use strict";var r=e("./DataReader");function a(e){r.call(this,e);for(var t=0;t<this.data.length;t++)e[t]=255&e[t]}e("../utils").inherits(a,r),a.prototype.byteAt=function(e){return this.data[this.zero+e]},a.prototype.lastIndexOfSignature=function(e){for(var t=e.charCodeAt(0),n=e.charCodeAt(1),r=e.charCodeAt(2),a=e.charCodeAt(3),i=this.length-4;0<=i;--i)if(this.data[i]===t&&this.data[i+1]===n&&this.data[i+2]===r&&this.data[i+3]===a)return i-this.zero;return-1},a.prototype.readAndCheckSignature=function(e){var t=e.charCodeAt(0),n=e.charCodeAt(1),r=e.charCodeAt(2),a=e.charCodeAt(3),i=this.readData(4);return t===i[0]&&n===i[1]&&r===i[2]&&a===i[3]},a.prototype.readData=function(e){if(this.checkOffset(e),0===e)return[];var t=this.data.slice(this.zero+this.index,this.zero+this.index+e);return this.index+=e,t},t.exports=a},{"../utils":32,"./DataReader":18}],18:[function(e,t,n){"use strict";var r=e("../utils");function a(e){this.data=e,this.length=e.length,this.index=0,this.zero=0}a.prototype={checkOffset:function(e){this.checkIndex(this.index+e)},checkIndex:function(e){if(this.length<this.zero+e||e<0)throw new Error("End of data reached (data length = "+this.length+", asked index = "+e+"). Corrupted zip ?")},setIndex:function(e){this.checkIndex(e),this.index=e},skip:function(e){this.setIndex(this.index+e)},byteAt:function(e){},readInt:function(e){var t,n=0;for(this.checkOffset(e),t=this.index+e-1;t>=this.index;t--)n=(n<<8)+this.byteAt(t);return this.index+=e,n},readString:function(e){return r.transformTo("string",this.readData(e))},readData:function(e){},lastIndexOfSignature:function(e){},readAndCheckSignature:function(e){},readDate:function(){var e=this.readInt(4);return new Date(Date.UTC(1980+(e>>25&127),(e>>21&15)-1,e>>16&31,e>>11&31,e>>5&63,(31&e)<<1))}},t.exports=a},{"../utils":32}],19:[function(e,t,n){"use strict";var r=e("./Uint8ArrayReader");function a(e){r.call(this,e)}e("../utils").inherits(a,r),a.prototype.readData=function(e){this.checkOffset(e);var t=this.data.slice(this.zero+this.index,this.zero+this.index+e);return this.index+=e,t},t.exports=a},{"../utils":32,"./Uint8ArrayReader":21}],20:[function(e,t,n){"use strict";var r=e("./DataReader");function a(e){r.call(this,e)}e("../utils").inherits(a,r),a.prototype.byteAt=function(e){return this.data.charCodeAt(this.zero+e)},a.prototype.lastIndexOfSignature=function(e){return this.data.lastIndexOf(e)-this.zero},a.prototype.readAndCheckSignature=function(e){return e===this.readData(4)},a.prototype.readData=function(e){this.checkOffset(e);var t=this.data.slice(this.zero+this.index,this.zero+this.index+e);return this.index+=e,t},t.exports=a},{"../utils":32,"./DataReader":18}],21:[function(e,t,n){"use strict";var r=e("./ArrayReader");function a(e){r.call(this,e)}e("../utils").inherits(a,r),a.prototype.readData=function(e){if(this.checkOffset(e),0===e)return new Uint8Array(0);var t=this.data.subarray(this.zero+this.index,this.zero+this.index+e);return this.index+=e,t}

2,t.exports=a},{"../utils":32,"./ArrayReader":17}],22:[function(e,t,n){"use strict";var r=e("../utils"),a=e("../support"),i=e("./ArrayReader"),o=e("./StringReader"),s=e("./NodeBufferReader"),u=e("./Uint8ArrayReader");t.exports=function(e){var t=r.getTypeOf(e);return r.checkSupport(t),"string"!==t||a.uint8array?"nodebuffer"===t?new s(e):a.uint8array?new u(r.transformTo("uint8array",e)):new i(r.transformTo("array",e)):new o(e)}},{"../support":30,"../utils":32,"./ArrayReader":17,"./NodeBufferReader":19,"./StringReader":20,"./Uint8ArrayReader":21}],23:[function(e,t,n){"use strict";n.LOCAL_FILE_HEADER="PK\x03\x04",n.CENTRAL_FILE_HEADER="PK\x01\x02",n.CENTRAL_DIRECTORY_END="PK\x05\x06",n.ZIP64_CENTRAL_DIRECTORY_LOCATOR="PK\x06\x07",n.ZIP64_CENTRAL_DIRECTORY_END="PK\x06\x06",n.DATA_DESCRIPTOR="PK\x07\b"},{}],24:[function(e,t,n){"use strict";var r=e("./GenericWorker"),a=e("../utils");function i(e){r.call(this,"ConvertWorker to "+e),this.destType=e}a.inherits(i,r),i.prototype.processChunk=function(e){this.push({data:a.transformTo(this.destType,e.data),meta:e.meta})},t.exports=i},{"../utils":32,"./GenericWorker":28}],25:[function(e,t,n){"use strict";var r=e("./GenericWorker"),a=e("../crc32");function i(){r.call(this,"Crc32Probe"),this.withStreamInfo("crc32",0)}e("../utils").inherits(i,r),i.prototype.processChunk=function(e){this.streamInfo.crc32=a(e.data,this.streamInfo.crc32||0),this.push(e)},t.exports=i},{"../crc32":4,"../utils":32,"./GenericWorker":28}],26:[function(e,t,n){"use strict";var r=e("../utils"),a=e("./GenericWorker");function i(e){a.call(this,"DataLengthProbe for "+e),this.propName=e,this.withStreamInfo(e,0)}

2r.inherits(i,a),i.prototype.processChunk=function(e){if(e){var t=this.streamInfo[this.propName]||0;this.streamInfo[this.propName]=t+e.data.length}a.prototype.processChunk.call(this,e)},t.exports=i},{"../utils":32,"./GenericWorker":28}],27:[function(e,t,n){"use strict";var r=e("../utils"),a=e("./GenericWorker");function i(e){a.call(this,"DataWorker");var t=this;this.dataIsReady=!1,this.index=0,this.max=0,this.data=null,this.type="",this._tickScheduled=!1,e.then((function(e){t.dataIsReady=!0,t.data=e,t.max=e&&e.length||0,t.type=r.getTypeOf(e),t.isPaused||t._tickAndRepeat()}),(function(e){t.error(e)}))}r.inherits(i,a),i.prototype.cleanUp=function(){a.prototype.cleanUp.call(this),this.data=null},i.prototype.resume=function(){return!!a.prototype.resume.call(this)&&(!this._tickScheduled&&this.dataIsReady&&(this._tickScheduled=!0,r.delay(this._tickAndRepeat,[],this)),!0)},i.prototype._tickAndRepeat=function(){this._tickScheduled=!1,this.isPaused||this.isFinished||(this._tick(),this.isFinished||(r.delay(this._tickAndRepeat,[],this),this._tickScheduled=!0))},i.prototype._tick=function(){if(this.isPaused||this.isFinished)return!1;var e=null,t=Math.min(this.max,this.index+16384);if(this.index>=this.max)return this.end();switch(this.type){case"string":e=this.data.substring(this.index,t);break;case"uint8array":e=this.data.subarray(this.index,t);break;case"array":case"nodebuffer":e=this.data.slice(this.index,t)}return this.index=t,this.push({data:e,meta:{percent:this.max?this.index/this.max*100:0}})},t.exports=i},{"../utils":32,"./GenericWorker":28}],28:[function(e,t,n){"use strict";function r(e){this.name=e||"default",this.streamInfo={},this.generatedError=null,this.extraStreamInfo={},this.isPaused=!0,this.isFinished=!1,this.isLocked=!1,this._listeners={data:[],end:[],error:[]},this.previous=null}r.prototype={push:function(e){this.emit("data",e)},end:function(){if(this.isFinished)return!1;this.flush();try{this.emit("end"),this.cleanUp(),this.isFinished=!0}catch(e){this.emit("error",e)}return!0},error:function(e){return!this.isFinished&&(this.isPaused?this.generatedError=e:(this.isFinished=!0,this.emit("error",e),this.previous&&this.previous.error(e),this.cleanUp()),!0)},on:function(e,t){return this._listeners[e].push(t),this},cleanUp:function(){this.streamInfo=this.generatedError=this.extraStreamInfo=null,this._listeners=[]},emit:function(e,t){if(this._listeners[e])for(var n=0;n<this._listeners[e].length;n++)this._listeners[e][n].call(this,t)},pipe:function(e){return e.registerPrevious(this)},registerPrevious:function(e){if(this.isLocked)throw new Error("The stream '"+this+"' has already been used.");this.streamInfo=e.streamInfo,this.mergeStreamInfo(),this.previous=e;var t=this;return e.on("data",(function(e){t.processChunk(e)})),e.on("end",(function(){t.end()})),e.on("error",(function(e){t.error(e)})),this},pause:function(){return!this.isPaused&&!this.isFinished&&(this.isPaused=!0,this.previous&&this.previous.pause(),!0)},resume:function(){if(!this.isPaused||this.isFinished)return!1;var e=this.isPaused=!1;return this.generatedError&&(this.error(this.generatedError),e=!0),this.previous&&this.previous.resume(),!e},flush:function(){},processChunk:function(e){this.push(e)},withStreamInfo:function(e,t){return this.extraStreamInfo[e]=t,this.mergeStreamInfo(),this},mergeStreamInfo:function(){for(var e in this.extraStreamInfo)this.extraStreamInfo.hasOwnProperty(e)&&(this.streamInfo[e]=this.extraStreamInfo[e])},lock:function(){if(this.isLocked)throw new Error("The stream '"+this+"' has already been used.");this.isLocked=!0,this.previous&&this.previous.lock()},toString:function(){var e="Worker "+this.name;return this.previous?this.previous+" -> "+e:e}},t.exports=r},{}],29:[function(e,n,r){"use strict";var a=e("../utils"),i=e("./ConvertWorker"),o=e("./GenericWorker"),s=e("../base64"),u=e("../support"),c=e("../external"),l=null;if(u.nodestream)try{l=e("../nodejs/NodejsStreamOutputAdapter")}catch(e){}function h(e,t,n){var r=t;switch(t){case"blob":case"arraybuffer":r="uint8array";break;case"base64":r="string"}try{this._internalType=r,this._outputType=t,this._mimeType=n,a.checkSupport(r),this._worker=e.pipe(new i(r)),e.lock()}catch(e){this._worker=new o("error"),this._worker.error(e)}}h.prototype={accumulate:function(e){return function(e,n){return new c.Promise((function(r,i){var o=[],u=e._internalType,c=e._outputType,l=e._mimeType;e.on("data",(function(e,t){o.push(e),n&&n(t)})).on("error",(function(e){o=[],i(e)})).on("end",(function(){try{var e=function(e,t,n){switch(e){case"blob":return a.newBlob(a.transformTo("arraybuffer",t),n);case"base64":return s.encode(t);default:return a.transformTo(e,t)}}(c,function(e,n){var r,a=0,i=null,o=0;for(r=0;r<n.length;r++)o+=n[r].length;switch(e){case"string":return n.join("");case"array":return Array.prototype.concat.apply([],n);case"uint8array":for(i=new Uint8Array(o),r=0;r<n.length;r++)i.set(n[r],a),a+=n[r].length;return i;case"nodebuffer":return t.concat(n);default:throw new Error("concat : unsupported type '"+e+"'")}}(u,o),l);r(e)}catch(e){i(e)}o=[]})).resume()}))}(this,e)},on:function(e,t){var n=this;return"data"===e?this._worker.on(e,(function(e){t.call(n,e.data,e.meta)})):this._worker.on(e,(function(){a.delay(t,arguments,n)})),this},resume:function(){return a.delay(this._worker.resume,[],this._worker),this},pause:function(){return this._worker.pause(),this},toNodejsStream:function(e){if(a.checkSupport("nodestream"),"nodebuffer"!==this._outputType)throw new Error(this._outputType+" is not supported by this method");return new l(this,{objectMode:"nodebuffer"!==this._outputType},e)}},n.exports=h},{"../base64":1,"../external":6,"../nodejs/NodejsStreamOutputAdapter":13,"../support":30,"../utils":32,"./ConvertWorker":24,"./GenericWorker":28}],30:[function(e,n,r){"use strict";if(r.base64=!0,r.array=!0,r.string=!0,r.arraybuffer="undefined"!=typeof ArrayBuffer&&"undefined"!=typeof Uint8Array,r.nodebuffer="undefined"!=typeof t,r.uint8array="undefined"!=typeof Uint8Array,"undefined"==typeof ArrayBuffer)r.blob=!1;else{var a=new ArrayBuffer(0);try{r.blob=0===new Blob([a],{type:"application/zip"}).size}catch(e){try{var i=new(self.BlobBuilder||self.WebKitBlobBuilder||self.MozBlobBuilder||self.MSBlobBuilder);i.append(a),r.blob=0===i.getBlob("application/zip").size}catch(e){r.blob=!1}}}try{r.nodestream=!!e("readable-stream").Readable}catch(e){r.nodestream=!1}},{"readable-stream":16}],31:[function(e,t,n){"use strict";for(var r=e("./utils"),a=e("./support"),i=e("./nodejsUtils"),o=e("./stream/GenericWorker"),s=new Array(256),u=0;u<256;u++)s[u]=252<=u?6:248<=u?5:240<=u?4:224<=u?3:192<=u?2:1;function c(){o.call(this,"utf-8 decode"),this.leftOver=null}function l(){o.call(this,"utf-8 encode")}s[254]=s[254]=1,n.utf8encode=function(e){return a.nodebuffer?i.newBufferFrom(e,"utf-8"):function(e){var t,n,r,i,o,s=e.length,u=0;for(i=0;i<s;i++)55296==(64512&(n=e.charCodeAt(i)))&&i+1<s&&56320==(64512&(r=e.charCodeAt(i+1)))&&(n=65536+(n-55296<<10)+(r-56320),i++),u+=n<128?1:n<2048?2:n<65536?3:4;for(t=a.uint8array?new Uint8Array(u):new Array(u),i=o=0;o<u;i++)55296==(64512&(n=e.charCodeAt(i)))&&i+1<s&&56320==(64512&(r=e.charCodeAt(i+1)))&&(n=65536+(n-55296<<10)+(r-56320),i++),n<128?t[o++]=n:(n<2048?t[o++]=192|n>>>6:(n<65536?t[o++]=224|n>>>12:(t[o++]=240|n>>>18,t[o++]=128|n>>>12&63),t[o++]=128|n>>>6&63),t[o++]=128|63&n);return t}(e)},n.utf8decode=function(e){return a.nodebuffer?r.transformTo("nodebuffer",e).toString("utf-8"):function(e){var t,n,a,i,o=e.length,u=new Array(2*o);for(t=n=0;t<o;)if((a=e[t++])<128)u[n++]=a;else if(4<(i=s[a]))u[n++]=65533,t+=i-1;else{for(a&=2===i?31:3===i?15:7;1<i&&t<o;)a=a<<6|63&e[t++],i--;1<i?u[n++]=65533:a<65536?u[n++]=a:(a-=65536,u[n++]=55296|a>>10&1023,u[n++]=56320|1023&a)}return u.length!==n&&(u.subarray?u=u.subarray(0,n):u.length=n),r.applyFromCharCode(u)}(e=r.transformTo(a.uint8array?"uint8array":"array",e))},r.inherits(c,o),c.prototype.processChunk=function(e){var t=r.transformTo(a.uint8array?"uint8array":"array",e.data);if(this.leftOver&&this.leftOver.length){if(a.uint8array){var i=t;(t=new Uint8Array(i.length+this.leftOver.length)).set(this.leftOver,0),t.set(i,this.leftOver.length)}else t=this.leftOver.concat(t);this.leftOver=null}var o=function(e,t){var n;for((t=t||e.length)>e.length&&(t=e.length),n=t-1;0<=n&&128==(192&e[n]);)n--;return n<0||0===n?t:n+s[e[n]]>t?n:t}(t),u=t;o!==t.length&&(a.uint8array?(u=t.subarray(0,o),this.leftOver=t.subarray(o,t.length)):(u=t.slice(0,o),this.leftOver=t.slice(o,t.length))),this.push({data:n.utf8decode(u),meta:e.meta})},c.prototype.flush=function(){this.leftOver&&this.leftOver.length&&(this.push({data:n.utf8decode(this.leftOver),meta:{}}),this.leftOver=null)},n.Utf8DecodeWorker=c,r.inherits(l,o),l.prototype.processChunk=function(e){this.push({data:n.utf8encode(e.data),meta:e.meta})},n.Utf8EncodeWorker=l},{"./nodejsUtils":14,"./stream/GenericWorker":28,"./support":30,"./utils":32}],32:[function(e,t,n){"use strict";var r=e("./support"),a=e("./base64"),i=e("./nodejsUtils"),o=e("set-immediate-shim"),s=e("./external");function u(e){return e}function c(e,t){for(var n=0;n<e.length;++n)t[n]=255&e.charCodeAt(n);return t}n.newBlob=function(t,r){n.checkSupport("blob");try{return new Blob([t],{type:r})}catch(e){try{var a=new(self.BlobBuilder||self.WebKitBlobBuilder||self.MozBlobBuilder||self.MSBlobBuilder);return a.append(t),a.getBlob(r)}catch(e){throw new Error("Bug : can't construct the Blob.")}}};var l={stringifyByChunk:function(e,t,n){var r=[],a=0,i=e.length;if(i<=n)return String.fromCharCode.apply(null,e);for(;a<i;)"array"===t||"nodebuffer"===t?r.push(String.fromCharCode.apply(null,e.slice(a,Math.min(a+n,i)))):r.push(String.fromCharCode.apply(null,e.subarray(a,Math.min(a+n,i)))),a+=n;return r.join("")},stringifyByChar:function(e){for(var t="",n=0;n<e.length;n++)t+=String.fromCharCode(e[n]);return t},applyCanBeUsed:{uint8array:function(){try{return r.uint8array&&1===String.fromCharCode.apply(null,new Uint8Array(1)).length}catch(e){return!1}}(),nodebuffer:function(){try{return r.nodebuffer&&1===String.fromCharCode.apply(null,i.allocBuffer(1)).length}catch(e){return!1}}()}};function h(e){var t=65536,r=n.getTypeOf(e),a=!0;if("uint8array"===r?a=l.applyCanBeUsed.uint8array:"nodebuffer"===r&&(a=l.applyCanBeUsed.nodebuffer),a)for(;1<t;)try{return l.stringifyByChunk(e,r,t)}catch(e){t=Math.floor(t/2)}return l.stringifyByChar(e)}function d(e,t){for(var n=0;n<e.length;n++)t[n]=e[n];return t}n.applyFromCharCode=h;var f={};f.string={string:u,array:function(e){return c(e,new Array(e.length))},arraybuffer:function(e){return f.string.uint8array(e).buffer},uint8array:function(e){return c(e,new Uint8Array(e.length))},nodebuffer:function(e){return c(e,i.allocBuffer(e.length))}},f.array={string:h,array:u,arraybuffer:function(e){return new Uint8Array(e).buffer},uint8array:function(e){return new Uint8Array(e)},nodebuffer:function(e){return i.newBufferFrom(e)}},f.arraybuffer={string:function(e){return h(new Uint8Array(e))},array:function(e){return d(new Uint8Array(e),new Array(e.byteLength))},arraybuffer:u,uint8array:function(e){return new Uint8Array(e)},nodebuffer:function(e){return i.newBufferFrom(new Uint8Array(e))}},f.uint8array={string:h,array:function(e){return d(e,new Array(e.length))},arraybuffer:function(e){return e.buffer},uint8array:u,nodebuffer:function(e){return i.newBufferFrom(e)}},f.nodebuffer={string:h,array:function(e){return d(e,new Array(e.length))},arraybuffer:function(e){return f.nodebuffer.uint8array(e).buffer},uint8array:function(e){return d(e,new Uint8Array(e.length))},nodebuffer:u},n.transformTo=function(e,t){if(t=t||"",!e)return t;n.checkSupport(e);var r=n.getTypeOf(t);return f[r][e](t)},n.getTypeOf=function(e){return"string"==typeof e?"string":"[object Array]"===Object.prototype.toString.call(e)?"array":r.nodebuffer&&i.isBuffer(e)?"nodebuffer":r.uint8array&&e instanceof Uint8Array?"uint8array":r.arraybuffer&&e instanceof ArrayBuffer?"arraybuffer":void 0},n.checkSupport=function(e){if(!r[e.toLowerCase()])throw new Error(e+" is not supported by this platform")},n.MAX_VALUE_16BITS=65535,n.MAX_VALUE_32BITS=-1,n.pretty=function(e){var t,n,r="";for(n=0;n<(e||"").length;n++)r+="\\x"+((t=e.charCodeAt(n))<16?"0":"")+t.toString(16).toUpperCase();return r},n.delay=function(e,t,n){o((function(){e.apply(n||null,t||[])}))},n.inherits=function(e,t){function n(){}n.prototype=t.prototype,e.prototype=new n},n.extend=function(){var e,t,n={};for(e=0;e<arguments.length;e++)for(t in arguments[e])arguments[e].hasOwnProperty(t)&&void 0===n[t]&&(n[t]=arguments[e][t]);return n},n.prepareContent=function(e,t,i,o,u){return s.Promise.resolve(t).then((function(e){return r.blob&&(e instanceof Blob||-1!==["[object File]","[object Blob]"].indexOf(Object.prototype.toString.call(e)))&&"undefined"!=typeof FileReader?new s.Promise((function(t,n){var r=new FileReader;r.onload=function(e){t(e.target.result)},r.onerror=function(e){n(e.target.error)},r.readAsArrayBuffer(e)})):e})).then((function(t){var l=n.getTypeOf(t);return l?("arraybuffer"===l?t=n.transformTo("uint8array",t):"string"===l&&(u?t=a.decode(t):i&&!0!==o&&(t=function(e){return c(e,r.uint8array?new Uint8Array(e.length):new Array(e.length))}(t))),t):s.Promise.reject(new Error("Can't read the data of '"+e+"'. Is it in a supported JavaScript type (String, Blob, ArrayBuffer, etc) ?"))}))}},{"./base64":1,"./external":6,"./nodejsUtils":14,"./support":30,"set-immediate-shim":54}],33:[function(e,t,n){"use strict";var r=e("./reader/readerFor"),a=e("./utils"),i=e("./signature"),o=e("./zipEntry"),s=(e("./utf8"),e("./support"));function u(e){this.files=[],this.loadOptions=e}u.prototype={checkSignature:function(e){if(!this.reader.readAndCheckSignature(e)){this.reader.index-=4;var t=this.reader.readString(4);throw new Error("Corrupted zip or bug: unexpected signature ("+a.pretty(t)+", expected "+a.pretty(e)+")")}},isSignature:function(e,t){var n=this.reader.index;this.reader.setIndex(e);var r=this.reader.readString(4)===t;return this.reader.setIndex(n),r},readBlockEndOfCentral:function(){this.diskNumber=this.reader.readInt(2),this.diskWithCentralDirStart=this.reader.readInt(2),this.centralDirRecordsOnThisDisk=this.reader.readInt(2),this.centralDirRecords=this.reader.readInt(2),this.centralDirSize=this.reader.readInt(4),this.centralDirOffset=this.reader.readInt(4),this.zipCommentLength=this.reader.readInt(2);var e=this.reader.readData(this.zipCommentLength),t=s.uint8array?"uint8array":"array",n=a.transformTo(t,e);this.zipComment=this.loadOptions.decodeFileName(n)},readBlockZip64EndOfCentral:function(){this.zip64EndOfCentralSize=this.reader.readInt(8),this.reader.skip(4),this.diskNumber=this.reader.readInt(4),this.diskWithCentralDirStart=this.reader.readInt(4),this.centralDirRecordsOnThisDisk=this.reader.readInt(8),this.centralDirRecords=this.reader.readInt(8),this.centralDirSize=this.reader.readInt(8),this.centralDirOffset=this.reader.readInt(8),this.zip64ExtensibleData={};for(var e,t,n,r=this.zip64EndOfCentralSize-44;0<r;)e=this.reader.readInt(2),t=this.reader.readInt(4),n=this.reader.readData(t),this.zip64ExtensibleData[e]={id:e,length:t,value:n}},readBlockZip64EndOfCentralLocator:function(){if(this.diskWithZip64CentralDirStart=this.reader.readInt(4),this.relativeOffsetEndOfZip64CentralDir=this.reader.readInt(8),this.disksCount=this.reader.readInt(4),1<this.disksCount)throw new Error("Multi-volumes zip are not supported")},readLocalFiles:function(){var e,t;for(e=0;e<this.files.length;e++)t=this.files[e],this.reader.setIndex(t.localHeaderOffset),this.checkSignature(i.LOCAL_FILE_HEADER),t.readLocalPart(this.reader),t.handleUTF8(),t.processAttributes()},readCentralDir:function(){var e;for(this.reader.setIndex(this.centralDirOffset);this.reader.readAndCheckSignature(i.CENTRAL_FILE_HEADER);)(e=new o({zip64:this.zip64},this.loadOptions)).readCentralPart(this.reader),this.files.push(e);if(this.centralDirRecords!==this.files.length&&0!==this.centralDirRecords&&0===this.files.length)throw new Error("Corrupted zip or bug: expected "+this.centralDirRecords+" records in central dir, got "+this.files.length)},readEndOfCentral:function(){var e=this.reader.lastIndexOfSignature(i.CENTRAL_DIRECTORY_END);if(e<0)throw this.isSignature(0,i.LOCAL_FILE_HEADER)?new Error("Corrupted zip: can't find end of central directory"):new Error("Can't find end of central directory : is this a zip f

2ile ? If it is, see https://stuk.github.io/jszip/documentation/howto/read_zip.html");this.reader.setIndex(e);var t=e;if(this.checkSignature(i.CENTRAL_DIRECTORY_END),this.readBlockEndOfCentral(),this.diskNumber===a.MAX_VALUE_16BITS||this.diskWithCentralDirStart===a.MAX_VALUE_16BITS||this.centralDirRecordsOnThisDisk===a.MAX_VALUE_16BITS||this.centralDirRecords===a.MAX_VALUE_16BITS||this.centralDirSize===a.MAX_VALUE_32BITS||this.centralDirOffset===a.MAX_VALUE_32BITS){if(this.zip64=!0,(e=this.reader.lastIndexOfSignature(i.ZIP64_CENTRAL_DIRECTORY_LOCATOR))<0)throw new Error("Corrupted zip: can't find the ZIP64 end of central directory locator");if(this.reader.setIndex(e),this.checkSignature(i.ZIP64_CENTRAL_DIRECTORY_LOCATOR),this.readBlockZip64EndOfCentralLocator(),!this.isSignature(this.relativeOffsetEndOfZip64CentralDir,i.ZIP64_CENTRAL_DIRECTORY_END)&&(this.relativeOffsetEndOfZip64CentralDir=this.reader.lastIndexOfSignature(i.ZIP64_CENTRAL_DIRECTORY_END),this.relativeOffsetEndOfZip64CentralDir<0))throw new Error("Corrupted zip: can't find the ZIP64 end of central directory");this.reader.setIndex(this.relativeOffsetEndOfZip64CentralDir),this.checkSignature(i.ZIP64_CENTRAL_DIRECTORY_END),this.readBlockZip64EndOfCentral()}var n=this.centralDirOffset+this.centralDirSize;this.zip64&&(n+=20,n+=12+this.zip64EndOfCentralSize);var r=t-n;if(0<r)this.isSignature(t,i.CENTRAL_FILE_HEADER)||(this.reader.zero=r);else if(r<0)throw new Error("Corrupted zip: missing "+Math.abs(r)+" bytes.")},prepareReader:function(e){this.reader=r(e)},load:function(e){this.prepareReader(e),this.readEndOfCentral(),this.readCentralDir(),this.readLocalFiles()}},t.exports=u},{"./reader/readerFor":22,"./signature":23,"./support":30,"./utf8":31,"./utils":32,"./zipEntry":34}],34:[function(e,t,n){"use strict";var r=e("./reader/readerFor"),a=e("./utils"),i=e("./compressedObject"),o=e("./crc32"),s=e("./utf8"),u=e("./compressions"),c=e("./support");function l(e,t){this.options=e,this.loadOptions=t}l.prototype={isEncrypted:function(){return 1==(1&this.bitFlag)},useUTF8:function(){return 2048==(2048&this.bitFlag)},readLocalPart:function(e){var t,n;if(e.skip(22),this.fileNameLength=e.readInt(2),n=e.readInt(2),this.fileName=e.readData(this.fileNameLength),e.skip(n),-1===this.compressedSize||-1===this.uncompressedSize)throw new Error("Bug or corrupted zip : didn't get enough information from the central directory (compressedSize === -1 || uncompressedSize === -1)");if(null===(t=function(e){for(var t in u)if(u.hasOwnProperty(t)&&u[t].magic===e)return u[t];return null}(this.compressionMethod)))throw new Error("Corrupted zip : compression "+a.pretty(this.compressionMethod)+" unknown (inner file : "+a.transformTo("string",this.fileName)+")");this.decompressed=new i(this.compressedSize,this.uncompressedSize,this.crc32,t,e.readData(this.compressedSize))},readCentralPart:function(e){this.versionMadeBy=e.readInt(2),e.skip(2),this.bitFlag=e.readInt(2),this.compressionMethod=e.readString(2),this.date=e.readDate(),this.crc32=e.readInt(4),this.compressedSize=e.readInt(4),this.uncompressedSize=e.readInt(4);var t=e.readInt(2);if(this.extraFieldsLength=e.readInt(2),this.fileCommentLength=e.readInt(2),this.diskNumberStart=e.readInt(2),this.internalFileAttributes=e.readInt(2),this.externalFileAttributes=e.readInt(4),this.localHeaderOffset=e.readInt(4),this.isEncrypted())throw new Error("Encrypted zip are not supported");e.skip(t),this.readExtraFields(e),this.parseZIP64ExtraField(e),this.fileComment=e.readData(this.fileCommentLength)},processAttributes:function(){this.unixPermissions=null,this.dosPermissions=null;var e=this.versionMadeBy>>8;this.dir=!!(16&this.externalFileAttributes),0==e&&(this.dosPermissions=63&this.externalFileAttributes),3==e&&(this.unixPermissions=this.externalFileAttributes>>16&65535),this.dir||"/"!==this.fileNameStr.slice(-1)||(this.dir=!0)},parseZIP64ExtraField:function(e){if(this.extraFields[1]){var t=r(this.extraFields[1].value);this.uncompressedSize===a.MAX_VALUE_32BITS&&(this.uncompressedSize=t.readInt(8)),this.compressedSize===a.MAX_VALUE_32BITS&&(this.compressedSize=t.readInt(8)),this.localHeaderOffset===a.MAX_VALUE_32BITS&&

2(this.localHeaderOffset=t.readInt(8)),this.diskNumberStart===a.MAX_VALUE_32BITS&&(this.diskNumberStart=t.readInt(4))}},readExtraFields:function(e){var t,n,r,a=e.index+this.extraFieldsLength;for(this.extraFields||(this.extraFields={});e.index+4<a;)t=e.readInt(2),n=e.readInt(2),r=e.readData(n),this.extraFields[t]={id:t,length:n,value:r};e.setIndex(a)},handleUTF8:function(){var e=c.uint8array?"uint8array":"array";if(this.useUTF8())this.fileNameStr=s.utf8decode(this.fileName),this.fileCommentStr=s.utf8decode(this.fileComment);else{var t=this.findExtraFieldUnicodePath();if(null!==t)this.fileNameStr=t;else{var n=a.transformTo(e,this.fileName);this.fileNameStr=this.loadOptions.decodeFileName(n)}var r=this.findExtraFieldUnicodeComment();if(null!==r)this.fileCommentStr=r;else{var i=a.transformTo(e,this.fileComment);this.fileCommentStr=this.loadOptions.decodeFileName(i)}}},findExtraFieldUnicodePath:function(){var e=this.extraFields[28789];if(e){var t=r(e.value);return 1!==t.readInt(1)||o(this.fileName)!==t.readInt(4)?null:s.utf8decode(t.readData(e.length-5))}return null},findExtraFieldUnicodeComment:function(){var e=this.extraFields[25461];if(e){var t=r(e.value);return 1!==t.readInt(1)||o(this.fileComment)!==t.readInt(4)?null:s.utf8decode(t.readData(e.length-5))}return null}},t.exports=l},{"./compressedObject":2,"./compressions":3,"./crc32":4,"./reader/readerFor":22,"./support":30,"./utf8":31,"./utils":32}],35:[function(e,t,n){"use strict";function r(e,t,n){this.name=e,this.dir=n.dir,this.date=n.date,this.comment=n.comment,this.unixPermissions=n.unixPermissions,this.dosPermissions=n.dosPermissions,this._data=t,this._dataBinary=n.binary,this.options={compression:n.compression,compressionOptions:n.compressionOptions}}var a=e("./stream/StreamHelper"),i=e("./stream/DataWorker"),o=e("./utf8"),s=e("./compressedObject"),u=e("./stream/GenericWorker");r.prototype={internalStream:function(e){var t=null,n="string";try{if(!e)throw new Error("No output type 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t,n,r,i,u,c,l,d,f,p,m=e.w_size;do{if(i=e.window_size-e.lookahead-e.strstart,e.strstart>=m+(m-h)){for(a.arraySet(e.window,e.window,m,m,0),e.match_start-=m,e.strstart-=m,e.block_start-=m,t=n=e.hash_size;r=e.head[--t],e.head[t]=m<=r?r-m:0,--n;);for(t=n=m;r=e.prev[--t],e.prev[t]=m<=r?r-m:0,--n;);i+=m}if(0===e.strm.avail_in)break;if(c=e.strm,l=e.window,d=e.strstart+e.lookahead,p=void 0,(f=i)<(p=c.avail_in)&&(p=f),n=0===p?0:(c.avail_in-=p,a.arraySet(l,c.input,c.next_in,p,d),1===c.state.wrap?c.adler=o(c.adler,l,p,d):2===c.state.wrap&&(c.adler=s(c.adler,l,p,d)),c.next_in+=p,c.total_in+=p,p),e.lookahead+=n,e.lookahead+e.insert>=3)for(u=e.strstart-e.insert,e.ins_h=e.window[u],e.ins_h=(e.ins_h<<e.hash_shift^e.window[u+1])&e.hash_mask;e.insert&&(e.ins_h=(e.ins_h<<e.hash_shift^e.window[u+3-1])&e.hash_mask,e.prev[u&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=u,u++,e.insert--,!(e.lookahead+e.insert<3)););}while(e.lookahead<h&&0!==e.strm.avail_in)}function O(e,t){for(var n,r;;){if(e.lookahead<h){if(w(e),e.lookahead<h&&0===t)return 1;if(0===e.lookahead)break}if(n=0,e.lookahead>=3&&(e.ins_h=(e.ins_h<<e.hash_shift^e.window[e.strstart+3-1])&e.hash_mask,n=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart),0!==n&&e.strstart-n<=e.w_size-h&&(e.match_length=x(e,n)),e.match_length>=3)if(r=i._tr_tally(e,e.strstart-e.match_start,e.match_length-3),e.lookahead-=e.match_length,e.match_length<=e.max_lazy_match&&e.lookahead>=3){for(e.match_length--;e.strstart++,e.ins_h=(e.ins_h<<e.hash_shift^e.window[e.strstart+3-1])&e.hash_mask,n=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart,0!=--e.match_length;);e.strstart++}else e.strstart+=e.match_length,e.match_length=0,e.ins_h=e.window[e.strstart],e.ins_h=(e.ins_h<<e.hash_shift^e.window[e.strstart+1])&e.hash_mask;else r=i._tr_tally(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++;if(r&&(g(e,!1),0===e.strm.avail_out))return 1}return e.insert=e.strstart<2?e.strstart:2,4===t?(g(e,!0),0===e.strm.avail_out?3:4):e.last_lit&&(g(e,!1),0===e.strm.avail_out)?1:2}function k(e,t){for(var n,r,a;;){if(e.lookahead<h){if(w(e),e.lookahead<h&&0===t)return 1;if(0===e.lookahead)break}if(n=0,e.lookahead>=3&&(e.ins_h=(e.ins_h<<e.hash_shift^e.window[e.strstart+3-1])&e.hash_mask,n=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart),e.prev_length=e.match_length,e.prev_match=e.match_start,e.match_length=2,0!==n&&e.prev_length<e.max_lazy_match&&e.strstart-n<=e.w_size-h&&(e.match_length=x(e,n),e.match_length<=5&&(1===e.strategy||3===e.match_length&&4096<e.strstart-e.match_start)&&(e.match_length=2)),e.prev_length>=3&&e.match_length<=e.prev_length){for(a=e.strstart+e.lookahead-3,r=i._tr_tally(e,e.strstart-1-e.prev_match,e.prev_length-3),e.lookahead-=e.prev_length-1,e.prev_length-=2;++e.strstart<=a&&(e.ins_h=(e.ins_h<<e.hash_shift^e.window[e.strstart+3-1])&e.hash_mask,n=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart),0!=--e.prev_length;);if(e.match_available=0,e.match_length=2,e.strstart++,r&&(g(e,!1),0===e.strm.avail_out))return 1}else if(e.match_available){if((r=i._tr_tally(e,0,e.window[e.strstart-1]))&&g(e,!1),e.strstart++,e.lookahead--,0===e.strm.avail_out)return 1}else e.match_available=1,e.strstart++,e.lookahead--}return e.match_available&&(r=i._tr_tally(e,0,e.window[e.strstart-1]),e.match_available=0),e.insert=e.strstart<2?e.strstart:2,4===t?(g(e,!0),0===e.strm.avail_out?3:4):e.last_lit&&(g(e,!1),0===e.strm.avail_out)?1:2}function S(e,t,n,r,a){this.good_length=e,this.max_lazy=t,this.nice_length=n,this.max_chain=r,this.func=a}function _(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=8,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new a.Buf16(1146),this.dyn_dtree=new a.Buf16(122),this.bl_tree=new a.Buf16(78),m(this.dyn_ltree),m(this.dyn_dtree),m(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new a.Buf16(16),this.heap=new a.Buf16(573),m(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new a.Buf16(573),m(this.depth),this.l_buf=0,this.lit_bufsize=0,this.last_lit=0,this.d_buf=0,this.opt_len=0,this.static_len=0,this.matches=0,this.insert=0,this.bi_buf=0,this.bi_valid=0}function j(e){var t;return e&&e.state?(e.total_in=e.total_out=0,e.data_type=2,(t=e.state).pending=0,t.pending_out=0,t.wrap<0&&(t.wrap=-t.wrap),t.status=t.wrap?42:d,e.adler=2===t.wrap?0:1,t.last_flush=0,i._tr_init(t),0):f(e,c)}function E(e){var t=j(e);return 0===t&&function(e){e.window_size=2*e.w_size,m(e.head),e.max_lazy_match=r[e.level].max_lazy,e.good_match=r[e.level].good_length,e.nice_match=r[e.level].nice_length,e.max_chain_length=r[e.level].max_chain,e.strstart=0,e.block_start=0,e.lookahead=0,e.insert=0,e.match_length=e.prev_length=2,e.match_available=0,e.ins_h=0}(e.state),t}function T(e,t,n,r,i,o){if(!e)return c;var s=1;if(-1===t&&(t=6),r<0?(s=0,r=-r):15<r&&(s=2,r-=16),i<1||9<i||8!==n||r<8||15<r||t<0||9<t||o<0||4<o)return f(e,c);8===r&&(r=9);var u=new _;return(e.state=u).strm=e,u.wrap=s,u.gzhead=null,u.w_bits=r,u.w_size=1<<u.w_bits,u.w_mask=u.w_size-1,u.hash_bits=i+7,u.hash_size=1<<u.hash_bits,u.hash_mask=u.hash_size-1,u.hash_shift=~~((u.hash_bits+3-1)/3),u.window=new a.Buf8(2*u.w_size),u.head=new a.Buf16(u.hash_size),u.prev=new a.Buf16(u.w_size),u.lit_bufsize=1<<i+6,u.pending_buf_size=4*u.lit_bufsize,u.pending_buf=new a.Buf8(u.pending_buf_size),u.d_buf=1*u.lit_bufsize,u.l_buf=3*u.lit_bufsize,u.level=t,u.strategy=o,u.method=n,E(e)}r=[new S(0,0,0,0,(function(e,t){var n=65535;for(n>e.pending_buf_size-5&&(n=e.pending_buf_size-5);;){if(e.lookahead<=1){if(w(e),0===e.lookahead&&0===t)return 1;if(0===e.lookahead)break}e.strstart+=e.lookahead,e.lookahead=0;var r=e.block_start+n;if((0===e.strstart||e.strstart>=r)&&(e.lookahead=e.strstart-r,e.strstart=r,g(e,!1),0===e.strm.avail_out))return 1;if(e.strstart-e.block_start>=e.w_size-h&&(g(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,4===t?(g(e,!0),0===e.strm.avail_out?3:4):(e.strstart>e.block_start&&(g(e,!1),e.strm.avail_out),1)})),new S(4,4,8,4,O),new S(4,5,16,8,O),new S(4,6,32,32,O),new S(4,4,16,16,k),new S(8,16,32,32,k),new S(8,16,128,128,k),new S(8,32,128,256,k),new S(32,128,258,1024,k),new S(32,258,258,4096,k)],n.deflateInit=function(e,t){return T(e,t,8,15,8,0)},n.deflateInit2=T,n.deflateReset=E,n.deflateResetKeep=j,n.deflateSetHeader=function(e,t){return e&&e.state?2!==e.state.wrap?c:(e.state.gzhead=t,0):c},n.deflate=function(e,t){var n,a,o,u;if(!e||!e.state||5<t||t<0)return e?f(e,c):c;if(a=e.state,!e.output||!e.input&&0!==e.avail_in||666===a.status&&4!==t)return f(e,0===e.avail_out?-5:c);if(a.strm=e,n=a.last_flush,a.last_flush=t,42===a.status)if(2===a.wrap)e.adler=0,b(a,31),b(a,139),b(a,8),a.gzhead?(b(a,(a.gzhead.text?1:0)+(a.gzhead.hcrc?2:0)+(a.gzhead.extra?4:0)+(a.gzhead.name?8:0)+(a.gzhead.comment?16:0)),b(a,255&a.gzhead.time),b(a,a.gzhead.time>>8&255),b(a,a.gzhead.time>>16&255),b(a,a.gzhead.time>>24&255),b(a,9===a.level?2:2<=a.strategy||a.level<2?4:0),b(a,255&a.gzhead.os),a.gzhead.extra&&a.gzhead.extra.length&&(b(a,255&a.gzhead.extra.length),b(a,a.gzhead.extra.length>>8&255)),a.gzhead.hcrc&&(e.adler=s(e.adler,a.pending_buf,a.pending,0)),a.gzindex=0,a.status=69):(b(a,0),b(a,0),b(a,0),b(a,0),b(a,0),b(a,9===a.level?2:2<=a.strategy||a.level<2?4:0),b(a,3),a.status=d);else{var h=8+(a.w_bits-8<<4)<<8;h|=(2<=a.strategy||a.level<2?0:a.level<6?1:6===a.level?2:3)<<6,0!==a.strstart&&(h|=32),h+=31-h%31,a.status=d,y(a,h),0!==a.strstart&&(y(a,e.adler>>>16),y(a,65535&e.adler)),e.adler=1}if(69===a.status)if(a.gzhead.extra){for(o=a.pending;a.gzindex<(65535&a.gzhead.extra.length)&&(a.pending!==a.pending_buf_size||(a.gzhead.hcrc&&a.pending>o&&(e.adler=s(e.adler,a.pending_buf,a.pending-o,o)),v(e),o=a.pending,a.pending!==a.pending_buf_size));)b(a,255&a.gzhead.extra[a.gzindex]),a.gzindex++;a.gzhead.hcrc&&a.pending>o&&(e.adler=s(e.adler,a.pending_buf,a.pending-o,o)),a.gzindex===a.gzhead.extra.length&&(a.gzindex=0,a.status=73)}else a.status=73;if(73===a.status)if(a.gzhead.name){o=a.pending;do{if(a.pending===a.pending_buf_size&&(a.gzhead.hcrc&&a.pending>o&&(e.adler=s(e.adler,a.pending_buf,a.pending-o,o)),v(e),o=a.pending,a.pending===a.pending_buf_size)){u=1;break}u=a.gzindex<a.gzhead.name.length?255&a.gzhead.name.charCodeAt(a.gzindex++):0,b(a,u)}while(0!==u);a.gzhead.hcrc&&a.pending>o&&(e.adler=s(e.adler,a.pending_buf,a.pending-o,o)),0===u&&(a.gzindex=0,a.status=91)}else a.status=91;if(91===a.status)if(a.gzhead.comment){o=a.pending;do{if(a.pending===a.pending_buf_size&&(a.gzhead.hcrc&&a.pending>o&&(e.adler=s(e.adler,a.pending_buf,a.pending-o,o)),v(e),o=a.pending,a.pending===a.pending_buf_size)){u=1;break}u=a.gzindex<a.gzhead.comment.length?255&a.gzhead.comment.charCodeAt(a.gzindex++):0,b(a,u)}while(0!==u);a.gzhead.hcrc&&a.pending>o&&(e.adler=s(e.adler,a.pending_buf,a.pending-o,o)),0===u&&(a.status=103)}else a.status=103;if(103===a.status&&(a.gzhead.hcrc?(a.pending+2>a.pending_buf_size&&v(e),a.pending+2<=a.pending_buf_size&&(b(a,255&e.adler),b(a,e.adler>>8&255),e.adler=0,a.status=d)):a.status=d),0!==a.pending){if(v(e),0===e.avail_out)return a.last_flush=-1,0}else if(0===e.avail_in&&p(t)<=p(n)&&4!==t)return f(e,-5);if(666===a.status&&0!==e.avail_in)return f(e,-5);if(0!==e.avail_in||0!==a.lookahead||0!==t&&666!==a.status){var x=2===a.strategy?function(e,t){for(var n;;){if(0===e.lookahead&&(w(e),0===e.lookahead)){if(0===t)return 1;break}if(e.match_length=0,n=i._tr_tally(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,n&&(g(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,4===t?(g(e,!0),0===e.strm.avail_out?3:4):e.last_lit&&(g(e,!1),0===e.strm.avail_out)?1:2}(a,t):3===a.strategy?function(e,t){for(var n,r,a,o,s=e.window;;){if(e.lookahead<=l){if(w(e),e.lookahead<=l&&0===t)return 1;if(0===e.lookahead)break}if(e.match_length=0,e.lookahead>=3&&0<e.strstart&&(r=s[a=e.strstart-1])===s[++a]&&r===s[++a]&&r===s[++a]){o=e.strstart+l;do{}while(r===s[++a]&&r===s[++a]&&r===s[++a]&&r===s[++a]&&r===s[++a]&&r===s[++a]&&r===s[++a]&&r===s[++a]&&a<o);e.match_length=l-(o-a),e.match_length>e.lookahead&&(e.match_length=e.lookahead)}if(e.match_length>=3?(n=i._tr_tally(e,1,e.match_length-3),e.lookahead-=e.match_length,e.strstart+=e.match_length,e.match_length=0):(n=i._tr_tally(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++),n&&(g(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,4===t?(g(e,!0),0===e.strm.avail_out?3:4):e.last_lit&&(g(e,!1),0===e.strm.avail_out)?1:2}(a,t):r[a.level].func(a,t);if(3!==x&&4!==x||(a.status=666),1===x||3===x)return 0===e.avail_out&&(a.last_flush=-1),0;if(2===x&&(1===t?i._tr_align(a):5!==t&&(i._tr_stored_block(a,0,0,!1),3===t&&(m(a.head),0===a.lookahead&&(a.strstart=0,a.block_start=0,a.insert=0))),v(e),0===e.avail_out))return a.last_flush=-1,0}return 4!==t?0:a.wrap<=0?1:(2===a.wrap?(b(a,255&e.adler),b(a,e.adler>>8&255),b(a,e.adler>>16&255),b(a,e.adler>>24&255),b(a,255&e.total_in),b(a,e.total_in>>8&255),b(a,e.total_in>>16&255),b(a,e.total_in>>24&255)):(y(a,e.adler>>>16),y(a,65535&e.adler)),v(e),0<a.wrap&&(a.wrap=-a.wrap),0!==a.pending?0:1)},n.deflateEnd=function(e){var t;return e&&e.state?42!==(t=e.state.status)&&69!==t&&73!==t&&91!==t&&103!==t&&t!==d&&666!==t?f(e,c):(e.state=null,t===d?f(e,-3):0):c},n.deflateSetDictionary=function(e,t){var n,r,i,s,u,l,h,d,f=t.length;if(!e||!e.state)return c;if(2===(s=(n=e.state).wrap)||1===s&&42!==n.status||n.lookahead)return c;for(1===s&&(e.adler=o(e.adler,t,f,0)),n.wrap=0,f>=n.w_size&&(0===s&&(m(n.head),n.strstart=0,n.block_start=0,n.insert=0),d=new a.Buf8(n.w_size),a.arraySet(d,t,f-n.w_size,n.w_size,0),t=d,f=n.w_size),u=e.avail_in,l=e.next_in,h=e.input,e.avail_in=f,e.next_in=0,e.input=t,w(n);n.lookahead>=3;){for(r=n.strstart,i=n.lookahead-2;n.ins_h=(n.ins_h<<n.hash_shift^n.window[r+3-1])&n.hash_mask,n.prev[r&n.w_mask]=n.head[n.ins_h],n.head[n.ins_h]=r,r++,--i;);n.strstart=r,n.lookahead=2,w(n)}return n.strstart+=n.lookahead,n.block_start=n.strstart,n.insert=n.lookahead,n.lookahead=0,n.match_length=n.prev_length=2,n.match_available=0,e.next_in=l,e.input=h,e.avail_in=u,n.wrap=s,0},n.deflateInfo="pako deflate (from Nodeca project)"},{"../utils/common":41,"./adler32":43,"./crc32":45,"./messages":51,"./trees":52}],47:[function(e,t,n){"use strict";t.exports=function(){this.text=0,this.time=0,this.xflags=0,this.os=0,this.extra=null,this.extra_len=0,this.name="",this.comment="",this.hcrc=0,this.done=!1}},{}],48:[function(e,t,n){"use strict";t.exports=function(e,t){var n,r,a,i,o,s,u,c,l,h,d,f,p,m,v,g,b,y,x,w,O,k,S,_,j;n=e.state,r=e.next_in,_=e.input,a=r+(e.avail_in-5),i=e.next_out,j=e.output,o=i-(t-e.avail_out),s=i+(e.avail_out-257),u=n.dmax,c=n.wsize,l=n.whave,h=n.wnext,d=n.window,f=n.hold,p=n.bits,m=n.lencode,v=n.distcode,g=(1<<n.lenbits)-1,b=(1<<n.distbits)-1;e:do{p<15&&(f+=_[r++]<<p,p+=8,f+=_[r++]<<p,p+=8),y=m[f&g];t:for(;;){if(f>>>=x=y>>>24,p-=x,0===(x=y>>>16&255))j[i++]=65535&y;else{if(!(16&x)){if(0==(64&x)){y=m[(65535&y)+(f&(1<<x)-1)];continue t}if(32&x){n.mode=12;break e}e.msg="invalid literal/length code",n.mode=30;break e}w=65535&y,(x&=15)&&(p<x&&(f+=_[r++]<<p,p+=8),w+=f&(1<<x)-1,f>>>=x,p-=x),p<15&&(f+=_[r++]<<p,p+=8,f+=_[r++]<<p,p+=8),y=v[f&b];n:for(;;){if(f>>>=x=y>>>24,p-=x,!(16&(x=y>>>16&255))){if(0==(64&x)){y=v[(65535&y)+(f&(1<<x)-1)];continue n}e.msg="invalid distance code",n.mode=30;break e}if(O=65535&y,p<(x&=15)&&(f+=_[r++]<<p,(p+=8)<x&&(f+=_[r++]<<p,p+=8)),u<(O+=f&(1<<x)-1)){e.msg="invalid distance too far back",n.mode=30;break e}if(f>>>=x,p-=x,(x=i-o)<O){if(l<(x=O-x)&&n.sane){e.msg="invalid distance too far back",n.mode=30;break e}if(S=d,(k=0)===h){if(k+=c-x,x<w){for(w-=x;j[i++]=d[k++],--x;);k=i-O,S=j}}else if(h<x){if(k+=c+h-x,(x-=h)<w){for(w-=x;j[i++]=d[k++],--x;);if(k=0,h<w){for(w-=x=h;j[i++]=d[k++],--x;);k=i-O,S=j}}}else if(k+=h-x,x<w){for(w-=x;j[i++]=d[k++],--x;);k=i-O,S=j}for(;2<w;)j[i++]=S[k++],j[i++]=S[k++],j[i++]=S[k++],w-=3;w&&(j[i++]=S[k++],1<w&&(j[i++]=S[k++]))}else{for(k=i-O;j[i++]=j[k++],j[i++]=j[k++],j[i++]=j[k++],2<(w-=3););w&&(j[i++]=j[k++],1<w&&(j[i++]=j[k++]))}break}}break}}while(r<a&&i<s);r-=w=p>>3,f&=(1<<(p-=w<<3))-1,e.next_in=r,e.next_out=i,e.avail_in=r<a?a-r+5:5-(r-a),e.avail_out=i<s?s-i+257:257-(i-s),n.hold=f,n.bits=p}},{}],49:[function(e,t,n){"use strict";var r=e("../utils/common"),a=e("./adler32"),i=e("./crc32"),o=e("./inffast"),s=e("./inftrees"),u=-2;function c(e){return(e>>>24&255)+(e>>>8&65280)+((65280&e)<<8)+((255&e)<<24)}function l(){this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new r.Buf16(320),this.work=new r.Buf16(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}function h(e){var t;return e&&e.state?(t=e.state,e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=1,t.last=0,t.havedict=0,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new r.Buf32(852),t.distcode=t.distdyn=new r.Buf32(592),t.sane=1,t.back=-1,0):u}function d(e){var t;return e&&e.state?((t=e.state).wsize=0,t.whave=0,t.wnext=0,h(e)):u}function f(e,t){var n,r;return e&&e.state?(r=e.state,t<0?(n=0,t=-t):(n=1+(t>>4),t<48&&(t&=15)),t&&(t<8||15<t)?u:(null!==r.window&&r.wbits!==t&&(r.window=null),r.wrap=n,r.wbits=t,d(e))):u}function p(e,t){var n,r;return e?(r=new l,(e.state=r).window=null,0!==(n=f(e,t))&&(e.state=null),n):u}var m,v,g=!0;function b(e){if(g){var t;for(m=new r.Buf32(512),v=new r.Buf32(32),t=0;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(s(1,e.lens,0,288,m,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;s(2,e.lens,0,32,v,0,e.work,{bits:5}),g=!1}e.lencode=m,e.lenbits=9,e.distcode=v,e.distbits=5}function y(e,t,n,a){var i,o=e.state;return null===o.window&&(o.wsize=1<<o.wbits,o.wnext=0,o.whave=0,o.window=new r.Buf8(o.wsize)),a>=o.wsize?(r.arraySet(o.window,t,n-o.wsize,o.wsize,0),o.wnext=0,o.whave=o.wsize):(a<(i=o.wsize-o.wnext)&&(i=a),r.arraySet(o.window,t,n-a,i,o.wnext),(a-=i)?(r.arraySet(o.window,t,n-a,a,0),o.wnext=a,o.whave=o.wsize):(o.wnext+=i,o.wnext===o.wsize&&(o.wnext=0),o.whave<o.wsize&&(o.whave+=i))),0}n.inflateReset=d,n.inflateReset2=f,n.inflateResetKeep=h,n.inflateInit=function(e){return p(e,15)},n.inflateInit2=p,n.inflate=function(e,t){var n,l,h,d,f,p,m,v,g,x,w,O,k,S,_,j,E,T,C,M,A,N,R,I,L=0,D=new r.Buf8(4),P=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15];if(!e||!e.state||!e.output||!e.input&&0!==e.avail_in)return u;12===(n=e.state).mode&&(n.mode=13),f=e.next_out,h=e.output,m=e.avail_out,d=e.next_in,l=e.input,p=e.avail_in,v=n.hold,g=n.bits,x=p,w=m,N=0;e:for(;;)switch(n.mode){case 1:if(0===n.wrap){n.mode=13;break}for(;g<16;){if(0===p)break 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e;p--,v+=l[d++]<<g,g+=8}n.head&&(n.head.time=v),512&n.flags&&(D[0]=255&v,D[1]=v>>>8&255,D[2]=v>>>16&255,D[3]=v>>>24&255,n.check=i(n.check,D,4,0)),g=v=0,n.mode=4;case 4:for(;g<16;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}n.head&&(n.head.xflags=255&v,n.head.os=v>>8),512&n.flags&&(D[0]=255&v,D[1]=v>>>8&255,n.check=i(n.check,D,2,0)),g=v=0,n.mode=5;case 5:if(1024&n.flags){for(;g<16;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}n.length=v,n.head&&(n.head.extra_len=v),512&n.flags&&(D[0]=255&v,D[1]=v>>>8&255,n.check=i(n.check,D,2,0)),g=v=0}else n.head&&(n.head.extra=null);n.mode=6;case 6:if(1024&n.flags&&(p<(O=n.length)&&(O=p),O&&(n.head&&(A=n.head.extra_len-n.length,n.head.extra||(n.head.extra=new Array(n.head.extra_len)),r.arraySet(n.head.extra,l,d,O,A)),512&n.flags&&(n.check=i(n.check,l,O,d)),p-=O,d+=O,n.length-=O),n.length))break e;n.length=0,n.mode=7;case 7:if(2048&n.flags){if(0===p)break e;for(O=0;A=l[d+O++],n.head&&A&&n.length<65536&&(n.head.name+=String.fromCharCode(A)),A&&O<p;);if(512&n.flags&&(n.check=i(n.check,l,O,d)),p-=O,d+=O,A)break e}else n.head&&(n.head.name=null);n.length=0,n.mode=8;case 8:if(4096&n.flags){if(0===p)break e;for(O=0;A=l[d+O++],n.head&&A&&n.length<65536&&(n.head.comment+=String.fromCharCode(A)),A&&O<p;);if(512&n.flags&&(n.check=i(n.check,l,O,d)),p-=O,d+=O,A)break e}else n.head&&(n.head.comment=null);n.mode=9;case 9:if(512&n.flags){for(;g<16;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}if(v!==(65535&n.check)){e.msg="header crc mismatch",n.mode=30;break}g=v=0}n.head&&(n.head.hcrc=n.flags>>9&1,n.head.done=!0),e.adler=n.check=0,n.mode=12;break;case 10:for(;g<32;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}e.adler=n.check=c(v),g=v=0,n.mode=11;case 11:if(0===n.havedict)return e.next_out=f,e.avail_out=m,e.next_in=d,e.avail_in=p,n.hold=v,n.bits=g,2;e.adler=n.check=1,n.mode=12;case 12:if(5===t||6===t)break e;case 13:if(n.last){v>>>=7&g,g-=7&g,n.mode=27;break}for(;g<3;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}switch(n.last=1&v,g-=1,3&(v>>>=1)){case 0:n.mode=14;break;case 1:if(b(n),n.mode=20,6!==t)break;v>>>=2,g-=2;break e;case 2:n.mode=17;break;case 3:e.msg="invalid block type",n.mode=30}v>>>=2,g-=2;break;case 14:for(v>>>=7&g,g-=7&g;g<32;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}if((65535&v)!=(v>>>16^65535)){e.msg="invalid stored block lengths",n.mode=30;break}if(n.length=65535&v,g=v=0,n.mode=15,6===t)break e;case 15:n.mode=16;case 16:if(O=n.length){if(p<O&&(O=p),m<O&&(O=m),0===O)break e;r.arraySet(h,l,d,O,f),p-=O,d+=O,m-=O,f+=O,n.length-=O;break}n.mode=12;break;case 17:for(;g<14;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}if(n.nlen=257+(31&v),v>>>=5,g-=5,n.ndist=1+(31&v),v>>>=5,g-=5,n.ncode=4+(15&v),v>>>=4,g-=4,286<n.nlen||30<n.ndist){e.msg="too many length or distance symbols",n.mode=30;break}n.have=0,n.mode=18;case 18:for(;n.have<n.ncode;){for(;g<3;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}n.lens[P[n.have++]]=7&v,v>>>=3,g-=3}for(;n.have<19;)n.lens[P[n.have++]]=0;if(n.lencode=n.lendyn,n.lenbits=7,R={bits:n.lenbits},N=s(0,n.lens,0,19,n.lencode,0,n.work,R),n.lenbits=R.bits,N){e.msg="invalid code lengths set",n.mode=30;break}n.have=0,n.mode=19;case 19:for(;n.have<n.nlen+n.ndist;){for(;j=(L=n.lencode[v&(1<<n.lenbits)-1])>>>16&255,E=65535&L,!((_=L>>>24)<=g);){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}if(E<16)v>>>=_,g-=_,n.lens[n.have++]=E;else{if(16===E){for(I=_+2;g<I;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}if(v>>>=_,g-=_,0===n.have){e.msg="invalid bit length repeat",n.mode=30;break}A=n.lens[n.have-1],O=3+(3&v),v>>>=2,g-=2}else if(17===E){for(I=_+3;g<I;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}g-=_,A=0,O=3+(7&(v>>>=_)),v>>>=3,g-=3}else{for(I=_+7;g<I;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}g-=_,A=0,O=11+(127&(v>>>=_)),v>>>=7,g-=7}if(n.have+O>n.nlen+n.ndist){e.msg="invalid bit length repeat",n.mode=30;break}for(;O--;)n.lens[n.have++]=A}}if(30===n.mode)break;if(0===n.lens[256]){e.msg="invalid code -- missing end-of-block",n.mode=30;break}if(n.lenbits=9,R={bits:n.lenbits},N=s(1,n.lens,0,n.nlen,n.lencode,0,n.work,R),n.lenbits=R.bits,N){e.msg="invalid literal/lengths set",n.mode=30;break}if(n.distbits=6,n.distcode=n.distdyn,R={bits:n.distbits},N=s(2,n.lens,n.nlen,n.ndist,n.distcode,0,n.work,R),n.distbits=R.bits,N){e.msg="invalid distances set",n.mode=30;break}if(n.mode=20,6===t)break e;case 20:n.mode=21;case 21:if(6<=p&&258<=m){e.next_out=f,e.avail_out=m,e.next_in=d,e.avail_in=p,n.hold=v,n.bits=g,o(e,w),f=e.next_out,h=e.output,m=e.avail_out,d=e.next_in,l=e.input,p=e.avail_in,v=n.hold,g=n.bits,12===n.mode&&(n.back=-1);break}for(n.back=0;j=(L=n.lencode[v&(1<<n.lenbits)-1])>>>16&255,E=65535&L,!((_=L>>>24)<=g);){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}if(j&&0==(240&j)){for(T=_,C=j,M=E;j=(L=n.lencode[M+((v&(1<<T+C)-1)>>T)])>>>16&255,E=65535&L,!(T+(_=L>>>24)<=g);){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}v>>>=T,g-=T,n.back+=T}if(v>>>=_,g-=_,n.back+=_,n.length=E,0===j){n.mode=26;break}if(32&j){n.back=-1,n.mode=12;break}if(64&j){e.msg="invalid literal/length code",n.mode=30;break}n.extra=15&j,n.mode=22;case 22:if(n.extra){for(I=n.extra;g<I;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}n.length+=v&(1<<n.extra)-1,v>>>=n.extra,g-=n.extra,n.back+=n.extra}n.was=n.length,n.mode=23;case 23:for(;j=(L=n.distcode[v&(1<<n.distbits)-1])>>>16&255,E=65535&L,!((_=L>>>24)<=g);){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}if(0==(240&j)){for(T=_,C=j,M=E;j=(L=n.distcode[M+((v&(1<<T+C)-1)>>T)])>>>16&255,E=65535&L,!(T+(_=L>>>24)<=g);){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}v>>>=T,g-=T,n.back+=T}if(v>>>=_,g-=_,n.back+=_,64&j){e.msg="invalid distance code",n.mode=30;break}n.offset=E,n.extra=15&j,n.mode=24;case 24:if(n.extra){for(I=n.extra;g<I;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}n.offset+=v&(1<<n.extra)-1,v>>>=n.extra,g-=n.extra,n.back+=n.extra}if(n.offset>

2n.dmax){e.msg="invalid distance too far back",n.mode=30;break}n.mode=25;case 25:if(0===m)break e;if(O=w-m,n.offset>O){if((O=n.offset-O)>n.whave&&n.sane){e.msg="invalid distance too far back",n.mode=30;break}k=O>n.wnext?(O-=n.wnext,n.wsize-O):n.wnext-O,O>n.length&&(O=n.length),S=n.window}else S=h,k=f-n.offset,O=n.length;for(m<O&&(O=m),m-=O,n.length-=O;h[f++]=S[k++],--O;);0===n.length&&(n.mode=21);break;case 26:if(0===m)break e;h[f++]=n.length,m--,n.mode=21;break;case 27:if(n.wrap){for(;g<32;){if(0===p)break e;p--,v|=l[d++]<<g,g+=8}if(w-=m,e.total_out+=w,n.total+=w,w&&(e.adler=n.check=n.flags?i(n.check,h,w,f-w):a(n.check,h,w,f-w)),w=m,(n.flags?v:c(v))!==n.check){e.msg="incorrect data check",n.mode=30;break}g=v=0}n.mode=28;case 28:if(n.wrap&&n.flags){for(;g<32;){if(0===p)break e;p--,v+=l[d++]<<g,g+=8}if(v!==(4294967295&n.total)){e.msg="incorrect length check",n.mode=30;break}g=v=0}n.mode=29;case 29:N=1;break e;case 30:N=-3;break e;case 31:return-4;case 32:default:return u}return e.next_out=f,e.avail_out=m,e.next_in=d,e.avail_in=p,n.hold=v,n.bits=g,(n.wsize||w!==e.avail_out&&n.mode<30&&(n.mode<27||4!==t))&&y(e,e.output,e.next_out,w-e.avail_out)?(n.mode=31,-4):(x-=e.avail_in,w-=e.avail_out,e.total_in+=x,e.total_out+=w,n.total+=w,n.wrap&&w&&(e.adler=n.check=n.flags?i(n.check,h,w,e.next_out-w):a(n.check,h,w,e.next_out-w)),e.data_type=n.bits+(n.last?64:0)+(12===n.mode?128:0)+(20===n.mode||15===n.mode?256:0),(0==x&&0===w||4===t)&&0===N&&(N=-5),N)},n.inflateEnd=function(e){if(!e||!e.state)return u;var t=e.state;return t.window&&(t.window=null),e.state=null,0},n.inflateGetHeader=function(e,t){var n;return e&&e.state?0==(2&(n=e.state).wrap)?u:((n.head=t).done=!1,0):u},n.inflateSetDictionary=function(e,t){var n,r=t.length;return e&&e.state?0!==(n=e.state).wrap&&11!==n.mode?u:11===n.mode&&a(1,t,r,0)!==n.check?-3:y(e,t,r,r)?(n.mode=31,-4):(n.havedict=1,0):u},n.inflateInfo="pako inflate (from Nodeca project)"},{"../utils/common":41,"./adler32":43,"./crc32":45,"./inffast":48,"./inftrees":50}],50:[function(e,t,n){"use strict";var r=e("../utils/common"),a=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0],i=[16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78],o=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0],s=[16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64];t.exports=function(e,t,n,u,c,l,h,d){var f,p,m,v,g,b,y,x,w,O=d.bits,k=0,S=0,_=0,j=0,E=0,T=0,C=0,M=0,A=0,N=0,R=null,I=0,L=new r.Buf16(16),D=new r.Buf16(16),P=null,z=0;for(k=0;k<=15;k++)L[k]=0;for(S=0;S<u;S++)L[t[n+S]]++;for(E=O,j=15;1<=j&&0===L[j];j--);if(j<E&&(E=j),0===j)return c[l++]=20971520,c[l++]=20971520,d.bits=1,0;for(_=1;_<j&&0===L[_];_++);for(E<_&&(E=_),k=M=1;k<=15;k++)if(M<<=1,(M-=L[k])<0)return-1;if(0<M&&(0===e||1!==j))return-1;for(D[1]=0,k=1;k<15;k++)D[k+1]=D[k]+L[k];for(S=0;S<u;S++)0!==t[n+S]&&(h[D[t[n+S]]++]=S);if(b=0===e?(R=P=h,19):1===e?(R=a,I-=257,P=i,z-=257,256):(R=o,P=s,-1),k=_,g=l,C=S=N=0,m=-1,v=(A=1<<(T=E))-1,1===e&&852<A||2===e&&592<A)return 1;for(;;){for(y=k-C,w=h[S]<b?(x=0,h[S]):h[S]>b?(x=P[z+h[S]],R[I+h[S]]):(x=96,0),f=1<<k-C,_=p=1<<T;c[g+(N>>C)+(p-=f)]=y<<24|x<<16|w|0,0!==p;);for(f=1<<k-1;N&f;)f>>=1;if(0!==f?(N&=f-1,N+=f):N=0,S++,0==--L[k]){if(k===j)break;k=t[n+h[S]]}if(E<k&&(N&v)!==m){for(0===C&&(C=E),g+=_,M=1<<(T=k-C);T+C<j&&!((M-=L[T+C])<=0);)T++,M<<=1;if(A+=1<<T,1===e&&852<A||2===e&&592<A)return 1;c[m=N&v]=E<<24|T<<16|g-l|0}}return 0!==N&&(c[g+N]=k-C<<24|64<<16|0),d.bits=E,0}},{"../utils/common":41}],51:[function(e,t,n){"use strict";t.exports={2:"need dictionary",1:"stream end",0:"","-1":"file error","-2":"stream error","-3":"data error","-4":"insufficient memory","-5":"buffer error","-6":"incompatible version"}},{}],52:[function(e,t,n){"use strict";var r=e("../utils/common");function a(e){for(var t=e.length;0<=--t;)e[t]=0}var i=256,o=286,s=30,u=15,c=[0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0],l=[0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13],h=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7],d=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15],f=new Array(576);a(f);var p=new Array(60);a(p);var m=new Array(512);a(m);var v=new Array(256);a(v);var g=new Array(29);a(g);var b,y,x,w=new Array(s);function O(e,t,n,r,a){this.static_tree=e,this.extra_bits=t,this.extra_base=n,this.elems=r,this.max_length=a,this.has_stree=e&&e.length}function k(e,t){this.dyn_tree=e,this.max_code=0,this.stat_desc=t}function S(e){return e<256?m[e]:m[256+(e>>>7)]}

2function _(e,t){e.pending_buf[e.pending++]=255&t,e.pending_buf[e.pending++]=t>>>8&255}function j(e,t,n){e.bi_valid>16-n?(e.bi_buf|=t<<e.bi_valid&65535,_(e,e.bi_buf),e.bi_buf=t>>16-e.bi_valid,e.bi_valid+=n-16):(e.bi_buf|=t<<e.bi_valid&65535,e.bi_valid+=n)}function E(e,t,n){j(e,n[2*t],n[2*t+1])}function T(e,t){for(var n=0;n|=1&e,e>>>=1,n<<=1,0<--t;);return n>>>1}function C(e,t,n){var r,a,i=new Array(16),o=0;for(r=1;r<=u;r++)i[r]=o=o+n[r-1]<<1;for(a=0;a<=t;a++){var s=e[2*a+1];0!==s&&(e[2*a]=T(i[s]++,s))}}function M(e){var t;for(t=0;t<o;t++)e.dyn_ltree[2*t]=0;for(t=0;t<s;t++)e.dyn_dtree[2*t]=0;for(t=0;t<19;t++)e.bl_tree[2*t]=0;e.dyn_ltree[512]=1,e.opt_len=e.static_len=0,e.last_lit=e.matches=0}function A(e){8<e.bi_valid?_(e,e.bi_buf):0<e.bi_valid&&(e.pending_buf[e.pending++]=e.bi_buf),e.bi_buf=0,e.bi_valid=0}function N(e,t,n,r){var a=2*t,i=2*n;return e[a]<e[i]||e[a]===e[i]&&r[t]<=r[n]}function R(e,t,n){for(var r=e.heap[n],a=n<<1;a<=e.heap_len&&(a<e.heap_len&&N(t,e.heap[a+1],e.heap[a],e.depth)&&a++,!N(t,r,e.heap[a],e.depth));)e.heap[n]=e.heap[a],n=a,a<<=1;e.heap[n]=r}function I(e,t,n){var r,a,o,s,u=0;if(0!==e.last_lit)for(;r=e.pending_buf[e.d_buf+2*u]<<8|e.pending_buf[e.d_buf+2*u+1],a=e.pending_buf[e.l_buf+u],u++,0===r?E(e,a,t):(E(e,(o=v[a])+i+1,t),0!==(s=c[o])&&j(e,a-=g[o],s),E(e,o=S(--r),n),0!==(s=l[o])&&j(e,r-=w[o],s)),u<e.last_lit;);E(e,256,t)}function L(e,t){var n,r,a,i=t.dyn_tree,o=t.stat_desc.static_tree,s=t.stat_desc.has_stree,c=t.stat_desc.elems,l=-1;for(e.heap_len=0,e.heap_max=573,n=0;n<c;n++)0!==i[2*n]?(e.heap[++e.heap_len]=l=n,e.depth[n]=0):i[2*n+1]=0;for(;e.heap_len<2;)i[2*(a=e.heap[++e.heap_len]=l<2?++l:0)]=1,e.depth[a]=0,e.opt_len--,s&&(e.static_len-=o[2*a+1]);for(t.max_code=l,n=e.heap_len>>1;1<=n;n--)R(e,i,n);for(a=c;n=e.heap[1],e.heap[1]=e.heap[e.heap_len--],R(e,i,1),r=e.heap[1],e.heap[--e.heap_max]=n,e.heap[--e.heap_max]=r,i[2*a]=i[2*n]+i[2*r],e.depth[a]=(e.depth[n]>=e.depth[r]?e.depth[n]:e.depth[r])+1,i[2*n+1]=i[2*r+1]=a,e.heap[1]=a++,R(e,i,1),2<=e.heap_len;);e.heap[--e.heap_max]=e.heap[1],function(e,t){var n,r,a,i,o,s,c=t.dyn_tree,l=t.max_code,h=t.stat_desc.static_tree,d=t.stat_desc.has_stree,f=t.stat_desc.extra_bits,p=t.stat_desc.extra_base,m=t.stat_desc.max_length,v=0;for(i=0;i<=u;i++)e.bl_count[i]=0;for(c[2*e.heap[e.heap_max]+1]=0,n=e.heap_max+1;n<573;n++)m<(i=c[2*c[2*(r=e.heap[n])+1]+1]+1)&&(i=m,v++),c[2*r+1]=i,l<r||(e.bl_count[i]++,o=0,p<=r&&(o=f[r-p]),s=c[2*r],e.opt_len+=s*(i+o),d&&(e.static_len+=s*(h[2*r+1]+o)));if(0!==v){do{for(i=m-1;0===e.bl_count[i];)i--;e.bl_count[i]--,e.bl_count[i+1]+=2,e.bl_count[m]--,v-=2}while(0<v);for(i=m;0!==i;i--)for(r=e.bl_count[i];0!==r;)l<(a=e.heap[--n])||(c[2*a+1]!==i&&(e.opt_len+=(i-c[2*a+1])*c[2*a],c[2*a+1]=i),r--)}}(e,t),C(i,l,e.bl_count)}function D(e,t,n){var r,a,i=-1,o=t[1],s=0,u=7,c=4;for(0===o&&(u=138,c=3),t[2*(n+1)+1]=65535,r=0;r<=n;r++)a=o,o=t[2*(r+1)+1],++s<u&&a===o||(s<c?e.bl_tree[2*a]+=s:0!==a?(a!==i&&e.bl_tree[2*a]++,e.bl_tree[32]++):s<=10?e.bl_tree[34]++:e.bl_tree[36]++,i=a,c=(s=0)===o?(u=138,3):a===o?(u=6,3):(u=7,4))}function P(e,t,n){var r,a,i=-1,o=t[1],s=0,u=7,c=4;for(0===o&&(u=138,c=3),r=0;r<=n;r++)if(a=o,o=t[2*(r+1)+1],!(++s<u&&a===o)){if(s<c)for(;E(e,a,e.bl_tree),0!=--s;);else 0!==a?(a!==i&&(E(e,a,e.bl_tree),s--),E(e,16,e.bl_tree),j(e,s-3,2)):s<=10?(E(e,17,e.bl_tree),j(e,s-3,3)):(E(e,18,e.bl_tree),j(e,s-11,7));i=a,c=(s=0)===o?(u=138,3):a===o?(u=6,3):(u=7,4)}}a(w);var z=!1;function F(e,t,n,a){j(e,0+(a?1:0),3),function(e,t,n,a){A(e),_(e,n),_(e,~n),r.arraySet(e.pending_buf,e.window,t,n,e.pending),e.pending+=n}(e,t,n)}n._tr_init=function(e){z||(function(){var e,t,n,r,a,i=new Array(16);for(r=n=0;r<28;r++)for(g[r]=n,e=0;e<1<<c[r];e++)v[n++]=r;for(v[n-1]=r,r=a=0;r<16;r++)for(w[r]=a,e=0;e<1<<l[r];e++)m[a++]=r;for(a>>=7;r<s;r++)for(w[r]=a<<7,e=0;e<1<<l[r]-7;e++)m[256+a++]=r;for(t=0;t<=u;t++)i[t]=0;for(e=0;e<=143;)f[2*e+1]=8,e++,i[8]++;for(;e<=255;)f[2*e+1]=9,e++,i[9]++;for(;e<=279;)f[2*e+1]=7,e++,i[7]++;for(;e<=287;)f[2*e+1]=8,e++,i[8]++;for(C(f,287,i),e=0;e<s;e++)p[2*e+1]=5,p[2*e]=T(e,5);b=new 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2CunUniform:"LeCunUniform",ones:"Ones",orthogonal:"Orthogonal",randomNormal:"RandomNormal",randomUniform:"RandomUniform",truncatedNormal:"TruncatedNormal",varianceScaling:"VarianceScaling",zeros:"Zeros"};function et(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return I(e,a.serialization.SerializationMap.getMap().classNameMap,t,"initializer")}function tt(e){return N(e)}function nt(e){if("string"===typeof e){var t=e in $e?$e[e]:e;if("GlorotNormal"===t)return new Xe;if("GlorotUniform"===t)return new qe;if("HeNormal"===t)return new Ye;if("HeUniform"===t)return new Ke;if("LeCunNormal"===t)return new Ze;if("LeCunUniform"===t)return new Je;var n={};return n.className=t,n.config={},et(n)}return e instanceof Pe?e:et(e)}var rt=0;function at(){return rt++}var it={};function ot(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"";return e in it||(it[e]=0),it[e]+=1,e+it[e].toString()}function st(e){return Array.isArray(e)&&Array.isArray(e[0])}function ut(e){return 0===e.length?[]:Array.isArray(e[0])?e:[e]}function ct(e){var t;if(Array.isArray(e)){if(1!==e.length)throw new w("Expected Tensor length to be 1; got ".concat(e.length));t=e[0]}else t=e;return t}function lt(e){if(Array.isArray(e)&&Array.isArray(e[0])){if(1===e.length)return(e=e)[0];throw new w("Expected exactly 1 Shape; got ".concat(e.length))}return e}function ht(e){var t,n=0,r=Object(d.a)(e);try{for(r.s();!(t=r.n()).done;){var a=t.value;0===a.shape.length?n+=1:n+=a.shape.reduce((function(e,t){return e*t}))}}catch(i){r.e(i)}finally{r.f()}return n}var dt=function(){function e(t){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"float32",r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"Variable",o=!(arguments.length>3&&void 0!==arguments[3])||arguments[3],s=arguments.length>4&&void 0!==arguments[4]?arguments[4]:null;Object(i.a)(this,e),this.dtype=null==n?"float32":n,this.shape=t.shape,this.id=at(),r=null==r?"Variable":r,this.originalName=ue(r),this.name=ce(this.originalName),this.trainable_=o,this.constraint=s,this.val=a.variable(t,this.trainable_,this.name,this.dtype)}return Object(o.a)(e,[{key:"read",value:function(){return this.assertNotDisposed(),this.val}},{key:"write",value:function(e){return this.assertNotDisposed(),function(e,t){if(e.shape.toString()!==t.shape.toString())throw new Error("Shape mismatch: "+JSON.stringify(e.shape)+" vs. "+JSON.stringify(t.shape))}(this.val,e),this.val.id!==e.id&&(this.val.assign(e),null!=this.constraint&&this.val.assign(this.constraint.apply(this.val))),this}},{key:"dispose",value:function(){this.assertNotDisposed(),this.val.dispose()}},{key:"assertNotDisposed",value:function(){if(this.val.isDisposed)throw new Error("LayersVariable ".concat(this.name," is already disposed."))}},{key:"trainable",get:function(){return this.trainable_},set:function(e){this.trainable_=e,this.val.trainable=e}}]),e}();function ft(e){return e.map((function(e){return e.read()}))}function pt(e){e.forEach((function(e){e[0].write(e[1])}))}var mt=function e(t){Object(i.a)(this,e),this.dtype=t.dtype,this.shape=t.shape,null!=t.shape?this.ndim=t.shape.length:this.ndim=t.ndim,this.maxNDim=t.maxNDim,this.minNDim=t.minNDim,this.axes=t.axes||{}},vt=function e(t,n,r,a,o,s,u){Object(i.a)(this,e),this.dtype=t,this.shape=n,this.sourceLayer=r,this.inputs=a,this.callArgs=o,this.outputTensorIndex=u,this.id=at(),null!=s&&(this.originalName=ue(s),this.name=ce(this.originalName)),this.rank=n.length},gt=0,bt=function(){function e(t,n){Object(i.a)(this,e),this.callArgs=n,this.id=gt++,this.outboundLayer=t.outboundLayer,this.inboundLayers=t.inboundLayers,this.nodeIndices=t.nodeIndices,this.tensorIndices=t.tensorIndices,this.inputTensors=t.inputTensors,this.outputTensors=t.outputTensors,this.inputMasks=t.inputMasks,this.outputMasks=t.outputMasks,this.inputShapes=t.inputShapes,this.outputShapes=t.outputShapes;var r,a=Object(d.a)(t.inboundLayers);try{for(a.s();!(r=a.n()).done;){var o=r.value;null!=o&&o.outboundNodes.push(this)}}catch(s){a.e(s)}finally{a.f()}t.outboundLayer.inboundNodes.push(this)}return Object(o.a)(e,[{key:"getConfig",value:function(){var e,t=[],n=Object(d.a)(this.inboundLayers);try{for(n.s();!(e=n.n()).done;){var r=e.value;null!=r?t.push(r.name):t.push(null)}}catch(a){n.e(a)}finally{n.f()}return{outboundLayer:this.outboundLayer?this.outboundLayer.name:null,inbou

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")+"Input received: ".concat(e));for(var n=0;n<e.length;n++){var r=e[n],a=t[n];if(null!=a){var i=r.rank;if(null!=a.ndim&&i!==a.ndim)throw new w("Input ".concat(n," is incompatible with layer ").concat(this.name,": ")+"expected ndim=".concat(a.ndim,", found ndim=").concat(i));if(null!=a.maxNDim&&i>a.maxNDim)throw new w("Input ".concat(n," is incompatible with layer ").concat(this.name)+": expected max_ndim=".concat(a.maxNDim,", found ndim=").concat(i));if(null!=a.minNDim&&i<a.minNDim)throw new w("Input ".concat(n," is incompatible with layer ").concat(this.name)+": expected min_ndim=".concat(a.minNDim,", found ndim=").concat(i,"."));if(null!=a.dtype&&r.dtype!==a.dtype)throw new w("Input ".concat(n," is incompatible with layer ").concat(this.name," ")+": expected dtype=".concat(a.dtype,", found dtype=").concat(r.dtype,"."));if(a.axes){var o=r.shape;for(var s in a.axes){var u=Number(s),c=a.axes[s],l=u>=0?o[u]:o[o.length+u];if(null!=c&&-1===[c,null].indexOf(l))throw new w("Input ".concat(n," is incompatible with layer ")+"".concat(this.name,": expected axis ").concat(u," of input shape to ")+"have value ".concat(c," but got shape ").concat(o,"."))}}if(null!=a.shape)for(var h=0;h<a.shape.length;++h){var d=a.shape[h],f=r.shape[h];if(null!=d&&null!=f&&d!==f)throw new w("Input ".concat(n," is incompatible with layer ")+"".concat(this.name,": expected shape=").concat(a.shape,", ")+"found shape=".concat(r.shape,"."))}}}}}},{key:"call",value:function(e,t){return e}},{key:"invokeCallHook",value:function(e,t){null!=this._callHook&&this._callHook(e,t)}},{key:"setCallHook",value:function(e){this._callHook=e}},{key:"clearCallHook",value:function(){this._callHook=null}},{key:"apply",value:function(e,t){var n=this;t=t||{},this.assertNotDisposed();var r,a=T(e),i=!0,o=Object(d.a)(a);try{for(o.s();!(r=o.n()).done;){if(!(r.value instanceof vt)){i=!1;break}}}catch(l){o.e(l)}finally{o.f()}var s,u=!0,c=Object(d.a)(a);try{for(c.s();!(s=c.n()).done;){if(s.value instanceof vt){u=!1;break}}}catch(l){c.e(l)}finally{c.f()}if(i===u)throw new w("Arguments to apply() must be all SymbolicTensors or all Tensors");return se(this.name,(function(){if(!n.built){n.assertInputCompatibility(e);var r,i=[],o=Object(d.a)(T(e));try{for(o.s();!(r=o.n()).done;){var s=r.value;i.push(s.shape)}}catch(l){o.e(l)}finally{o.f()}n.build(E(i)),n.built=!0,n.initialWeights&&n.setWeights(n.initialWeights),null===n._refCount&&u&&(n._refCount=1)}if(n.assertInputCompatibility(e),u){var c,h=n.call(e,t),f=T(h),p=[],m=Object(d.a)(f);try{for(m.s();!(c=m.n()).done;){var v=c.value;-1!==a.indexOf(v)&&(v=v.clone()),p.push(v)}}catch(l){m.e(l)}finally{m.f()}if(h=E(p),null!=n.activityRegularizer)throw new O("Layer invocation in the presence of activity regularizer(s) is not supported yet.");return h}var g,b=function(e){e=T(e);var t,n=[],r=Object(d.a)(e);try{for(r.s();!(t=r.n()).done;){var a=t.value;n.push(a.shape)}}catch(l){r.e(l)}finally{r.f()}return E(n)}(e),y=n.computeOutputShape(b);if(n.warnOnIncompatibleInputShape(Array.isArray(e)?b[0]:b),g=null!=y&&y.length>0&&Array.isArray(y[0])?y.map((function(r,a){return new vt("float32",r,n,T(e),t,n.name,a)})):new vt("float32",y,n,T(e),t,n.name),n.addInboundNode(e,g,null,null,b,y,t),n._refCount++,null!=n.activityRegularizer)throw new O("Layer invocation in the presence of activity regularizer(s) is not supported yet.");return g}))}},{key:"warnOnIncompatibleInputShape",value:function(e){if(null!=this.batchInputShape)if(e.length!==this.batchInputShape.length)console.warn("The rank of the input tensor provided (shape: "+"".concat(JSON.stringify(e),") does not match that of the ")+"batchInputShape (".concat(JSON.stringify(this.batchInputShape),") ")+"of the layer ".concat(this.name));else{var t=!1;this.batchInputShape.forEach((function(n,r){null!=n&&null!=e[r]&&e[r]!==n&&(t=!0)})),t&&console.warn("The shape of the input tensor "+"(".concat(JSON.stringify(e),") does not ")+"match the expectation of layer ".concat(this.name,": ")+"".concat(JSON.stringify(this.batchInputShape)))}}},{key:"countParams",value:function(){if(!this.built)throw new x("You tried to call countParams() on ".concat(this.name,", ")+"but the layer is not built yet. Build it first by calling build(batchInputShape).");return ht(this.weights)}},{key:"build",value:function(e){this.built=!0}},{key:"getWeights",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];return ft(e?this.trainableWeights:this.weights)}},{key:"setWeights",value:function(e){var t=this;Object(a.tidy)((function(){var n=t.weights;if(n.length!==e.length)throw new w('You called setWeights(weights) on layer "'.concat(t.name,'" ')+"with a weight list of length ".concat(e.length,", ")+"but the layer was expecting ".concat(n.length," weights. ")+"Provided weights: ".concat(e,"..."));if(0!==n.length){for(var r=[],i=ft(n),o=0;o<i.length;++o){var s=i[o],u=n[o],c=e[o];if(!a.util.arraysEqual(s.shape,c.shape))throw new w("Layer weight shape ".concat(s.shape," ")+"not compatible with provided weight shape ".concat(c.shape));r.push([u,c])}pt(r)}}))}},{key:"addWeight",value:function(e,t,n,r,a,i,o){if(-1!==this._addedWeightNames.indexOf(e))throw new w("Duplicate weight name ".concat(e," for layer ").concat(this.name));this._addedWeightNames.push(e),null==n&&(n="float32"),this.fastWeightInitDuringBuild&&(r=nt("zeros"));var s=r.apply(t,n),u=new dt(s,n,e,i,o);return s.dispose(),null!=a&&this.addLoss((function(){return a.apply(u.read())})),null==i&&(i=!0),i?this._trainableWeights.push(u):this._nonTrainableWeights.push(u),u}},{key:"setFastWeightInitDuringBuild",value:function(e){this.fastWeightInitDuringBuild=e}},{key:"addLoss",value:function(e){var t;null==e||Array.isArray(e)&&0===e.length||(e=T(e),void 0!==this._losses&&null!==this._losses&&(t=this.losses).push.apply(t,Object(l.a)(e)))}},{key:"computeOutputShape",value:function(e){return e}},{key:"computeMask",value:function(e,t){var n=this;if(!this.supportsMasking){if(null!=t){if(!Array.isArray(t))throw new TypeError("Layer ".concat(this.name," does not support masking, ")+"but was passed an inputMask.");t.forEach((function(e){if(null!=e)throw new TypeError("Layer ".concat(n.name," does not support masking, ")+"but was passed an inputMask.")}))}return null}return t}},{key:"addInboundNode",value:function(e,t,n,r,a,i){var o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:null,s=T(e);t=T(t),n=T(n),r=T(r),a=ut(a),i=ut(i);var u,c=[],l=[],h=[],f=Object(d.a)(s);try{for(f.s();!(u=f.n()).done;){var p=u.value;c.push(p.sourceLayer),l.push(p.nodeIndex),h.push(p.tensorIndex)}}catch(v){f.e(v)}finally{f.f()}new bt({outboundLayer:this,inboundLayers:c,nodeIndices:l,tensorIndices:h,inputTensors:s,outputTensors:t,inputMasks:n,outputMasks:r,inputShapes:a,outputShapes:i},o);for(var m=0;m<t.length;m++)t[m].sourceLayer=this,t[m].nodeIndex=this.inboundNodes.length-1,t[m].tensorIndex=m}},{key:"getConfig",value:function(){var e={name:this.name,trainable:this.trainable};return null!=this.batchInputShape&&(e.batchInputShape=this.batchInputShape),null!=this.dtype&&(e.dtype=this.dtype),e}},{key:"disposeWeights",value:function(){return this.weights.forEach((function(e){return e.dispose()})),this.weights.length}},{key:"assertNotDisposed",value:function(){if(0===this._refCount)throw new Error("Layer '".concat(this.name,"' is already disposed."))}},{key:"dispose",value:function(){if(!this.built)throw new Error("Cannot dispose Layer ".concat(this.name," because it has not been ")+"built yet.");if(null===this._refCount)throw new Error("Cannot dispose Layer ".concat(this.name," because it has not been used ")+"yet.");this.assertNotDisposed();var e=0;return 0===--this._refCount&&(e=this.disposeWeights()),{refCountAfterDispose:this._refCount,numDisposedVariables:e}}},{key:"input",get:function(){if(this.inboundNodes.length>1)throw new y("Layer ".concat(this.name)+' has multiple inbound nodes, hence the notion of "layer input" is ill-defined. Use `getInputAt(nodeIndex)` instead.');if(0===this.inboundNodes.length)throw new y("Layer ".concat(this.name)+" is not connected, no input to return.");return E(this.getNodeAtIndex(0,"input").inputTensors)}},{key:"output",get:function(){if(0===this.inboundNodes.length)throw new y("Layer ".concat(this.name)+" has no inbound nodes.");if(this.inboundNodes.length>1)throw new y("Layer ".concat(this.name)+' has multiple inbound nodes, hence the notion of "layer output" is ill-defined. Use `getOutputAt(nodeIndex)` instead.');return E(this.getNodeAtIndex(0,"output").outputTensors)}},{key:"losses",get:function(){return this._losses}},{key:"updates",get:function(){return this._updates}},{key:"built",get:function(){return this._built},set:function(e){this._built=e}},{key:"trainable",get:function(){return this.trainable_}

2,set:function(e){this._trainableWeights.forEach((function(t){return t.trainable=e})),this.trainable_=e}},{key:"trainableWeights",get:function(){return this.trainable_?this._trainableWeights.filter((function(e){return e.trainable})):[]},set:function(e){this._trainableWeights=e}},{key:"nonTrainableWeights",get:function(){return this.trainable?this._trainableWeights.filter((function(e){return!e.trainable})).concat(this._nonTrainableWeights):this._trainableWeights.concat(this._nonTrainableWeights)},set:function(e){this._nonTrainableWeights=e}},{key:"weights",get:function(){return this.trainableWeights.concat(this.nonTrainableWeights)}},{key:"stateful",get:function(){return this._stateful}},{key:"outputShape",get:function(){if(null==this.inboundNodes||0===this.inboundNodes.length)throw new y("The layer ".concat(this.name," has never been called and thus has no ")+"defined output shape.");var e,t=[],n=Object(d.a)(this.inboundNodes);try{for(n.s();!(e=n.n()).done;){var r=e.value,a=JSON.stringify(r.outputShapes);-1===t.indexOf(a)&&t.push(a)}}catch(o){n.e(o)}finally{n.f()}if(1===t.length){var i=this.inboundNodes[0].outputShapes;return Array.isArray(i)&&Array.isArray(i[0])&&1===i.length?i[0]:i}throw new y("The layer ".concat(this.name," has multiple inbound nodes with different ")+'output shapes. 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d=e.lossFunctions[h],f=a.mean(d(o[h],l[h]));n=0===h?f:a.add(n,f),r.push(n)}for(var p=0;p<e.metricsTensors.length;++p){var m=e.metricsTensors[p][0],v=e.metricsTensors[p][1],g=a.mean(m(o[v],l[v]));r.push(g)}return r}))}}},{key:"fit",value:function(){var e=Object(jt.a)(_t.a.mark((function e(t,n){var r,a=arguments;return _t.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return r=a.length>2&&void 0!==a[2]?a[2]:{},e.abrupt("return",Kn(this,t,n,r));case 2:case"end":return e.stop()}}),e,this)})));return function(t,n){return e.apply(this,arguments)}}()},{key:"fitDataset",value:function(){var e=Object(jt.a)(_t.a.mark((function e(t,n){return _t.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return e.abrupt("return",Dn(this,t,n));case 1:case"end":return e.stop()}}),e,this)})));return function(t,n){return e.apply(this,arguments)}}()},{key:"trainOnBatch",value:function(){var e=Object(jt.a)(_t.a.mark((function e(t,n){var r,i,o,s,u,c,l,h,f,p;return 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e=Object(zt.a)(Object(p.a)(n.prototype),"dispose",this).call(this);if(0===e.refCountAfterDispose&&null!=this.optimizer&&this.isOptimizerOwned){var t=a.memory().numTensors;this.optimizer_.dispose(),e.numDisposedVariables+=t-a.memory().numTensors}return e}},{key:"getLossIdentifiers",value:function(){var e;if("string"===typeof this.loss)e=C(this.loss);else if(Array.isArray(this.loss)){var t,n=Object(d.a)(this.loss);try{for(n.s();!(t=n.n()).done;){if("string"!==typeof t.value)throw new Error("Serialization of non-string loss is not supported.")}}catch(u){n.e(u)}finally{n.f()}e=this.loss.map((function(e){return C(e)}))}else{var r=Object.keys(this.loss);e={};for(var a=this.loss,i=0,o=r;i<o.length;i++){var s=o[i];if("string"!==typeof a[s])throw new Error("Serialization of non-string loss is not supported.");e[s]=C(a[s])}}return e}},{key:"getMetricIdentifiers",value:function(){if("string"===typeof this.metrics||"function"===typeof this.metrics)return[C(cn(this.metrics))];if(Array.isArray(this.metrics))return this.metrics.map((function(e){return C(cn(e))}));var e={};for(var t in this.metrics)e[t]=C(cn(this.metrics[t]));return e}},{key:"getTrainingConfig",value:function(){return{loss:this.getLossIdentifiers(),metrics:this.getMetricIdentifiers(),optimizer_config:{class_name:this.optimizer.getClassName(),config:this.optimizer.getConfig()}}}},{key:"loadTrainingConfig",value:function(e){if(null!=e.weighted_metrics)throw new Error("Loading weight_metrics is not supported yet.");if(null!=e.loss_weights)throw new Error("Loading loss_weights is not supported yet.");if(null!=e.sample_weight_mode)throw new Error("Loading sample_weight_mode is not supported yet.");var t,n,r=Ft(yn(e.optimizer_config));if("string"===typeof e.loss)t=M(e.loss);else if(Array.isArray(e.loss))t=e.loss.map((function(e){return M(e)}));else if(null!=e.loss)for(var a in t={},e.loss)t[a]=M(e.loss[a]);if(Array.isArray(e.metrics))n=e.metrics.map((function(e){return M(e)}));else if(null!=e.metrics)for(var i in n={},e.metrics)n[i]=M(e.metrics[i]);this.compile({loss:t,metrics:n,optimizer:r})}},{key:"save",value:function(){var e=Object(jt.a)(_t.a.mark((function e(t,n){var r,i,o,s,u,c,h,d,f;return _t.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if("string"!==typeof t){e.next=9;break}if(0!==(r=a.io.getSaveHandlers(t)).length){e.next=6;break}throw new w("Cannot find any save handlers for URL '".concat(t,"'"));case 6:if(!(r.length>1)){e.next=8;break}throw new w("Found more than one (".concat(r.length,") save handlers for ")+"URL '".concat(t,"'"));case 8:t=r[0];case 9:if(null!=t.save){e.next=11;break}throw new w("LayersModel.save() cannot proceed because the IOHandler provided does not have the `save` attribute defined.");case 11:return e.next=13,a.io.encodeWeights(this.getNamedWeights(n));case 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e.apply(this,arguments)}}()},{key:"setUserDefinedMetadata",value:function(e){ln(e,this.name),this.userDefinedMetadata=e}},{key:"getUserDefinedMetadata",value:function(){return this.userDefinedMetadata}},{key:"stopTraining",set:function(e){this.stopTraining_=e},get:function(){return this.stopTraining_}},{key:"optimizer",get:function(){return this.optimizer_},set:function(e){this.optimizer_!==e&&(this.optimizer_=e,this.isOptimizerOwned=!1)}}]),n}(function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),(r=t.call(this,{})).containerNodes=new Set,r.name=e.name,null==r.name){var a=r.getClassName().toLowerCase();r.name=ot(a)}if(r.supportsMasking=!1,r.trainable_=!0,Array.isArray(e.inputs)?r.input

2s=e.inputs.slice():r.inputs=[e.inputs],Array.isArray(e.outputs)?r.outputs=e.outputs.slice():r.outputs=[e.outputs],D(r.inputs).length!==r.inputs.length)throw new w("The list of inputs passed to the model is redundant. All inputs should only appear once. Found: "+"".concat(r.inputs.map((function(e){return e.name}))));D(r.outputs).length!==r.outputs.length&&console.warn("The list of outputs passed to the model is redundant. All outputs should only appear once. Found: "+"".concat(r.outputs.map((function(e){return e.name})))),r.inputLayers=[],r.inputLayersNodeIndices=[],r.inputLayersTensorIndices=[],r.outputLayers=[],r.outputLayersNodeIndices=[],r.outputLayersTensorIndices=[],r.layers=[],r.internalContainerRefs=[];var o,s=Object(d.a)(r.outputs);try{for(s.s();!(o=s.n()).done;){var u=o.value,c=u.sourceLayer,l=u.nodeIndex,h=u.tensorIndex;r.outputLayers.push(c),r.outputLayersNodeIndices.push(l),r.outputLayersTensorIndices.push(h)}}catch(Me){s.e(Me)}finally{s.f()}var p,m=Object(d.a)(r.inputs);try{for(m.s();!(p=m.n()).done;){var v=p.value,g=v.sourceLayer,b=v.nodeIndex,y=v.tensorIndex;_(0===b,"input layer has >1 nodes"),_(0===y,"input layer has >1 tensors"),r.inputLayers.push(g),r.inputLayersNodeIndices.push(b),r.inputLayersTensorIndices.push(y)}}catch(Me){m.e(Me)}finally{m.f()}r.inputNames=[],r.outputNames=[],r.feedInputShapes=[],r.feedInputNames=[],r.feedOutputNames=[];for(var O=0;O<r.inputLayers.length;O++){var k=r.inputLayers[O];if(!(k instanceof wt))throw new TypeError("Input layers to a LayersModel must be InputLayer objects. "+"Received inputs: ".concat(e.inputs,". ")+"Input ".concat(O," (0-based) originates ")+"from layer type ".concat(k.getClassName(),"."));r.inputNames.push(k.name),r.feedInputShapes.push(k.batchInputShape),r.feedInputNames.push(k.name)}var S,j=Object(d.a)(r.outputLayers);try{for(j.s();!(S=j.n()).done;){var E=S.value;r.outputNames.push(E.name)}}catch(Me){j.e(Me)}finally{j.f()}r.internalInputShapes=r.inputs.map((function(e){return e.shape})),r.internalOutputShapes=r.outputs.map((function(e){return e.shape}));var T,C={},M={},A={},N={},R={},I=[],P=function e(t,a,i,o,s,u){null!=o&&null!=s&&null!=u||(o=t.sourceLayer,s=t.nodeIndex,u=t.tensorIndex);var c=o.inboundNodes[s];if(-1!==i.indexOf(c))throw new x("The tensor ".concat(t.name,' at layer "').concat(o.name,'" ')+"is part of a cycle.");if(-1===a.indexOf(c)){r.containerNodes.add(n.nodeKey(o,s)),o.id in R||(R[o.id]=Object.keys(R).length),-1===i.indexOf(c)&&i.push(c);for(var l=c.inboundLayers.length,h=0;h<l;h++){e(c.inputTensors[h],a,i,c.inboundLayers[h],c.nodeIndices[h],c.tensorIndices[h])}for(a.push(c);i.indexOf(c)>=0;)i.splice(i.indexOf(c),1);I.push(c)}},z=[],F=[],B=Object(d.a)(r.outputs);try{for(B.s();!(T=B.n()).done;){P(T.value,z,F)}}catch(Me){B.e(Me)}finally{B.f()}var U,W=I.slice().reverse(),V=Object(d.a)(W);try{for(V.s();!(U=V.n()).done;){var G=U.value;M[G.id]=G,G.id in C||(C[G.id]=0);var H=C[G.id],q=null==A[G.outboundLayer.id]?0:A[G.outboundLayer.id];H=Math.max(H,q),A[G.outboundLayer.id]=H,N[G.outboundLayer.id]=G.outboundLayer,C[G.id]=H;for(var X=0;X<G.inboundLayers.length;X++){var Y=G.inboundLayers[X],K=G.nodeIndices[X],Z=Y.inboundNodes[K],J=null==C[Z.id]?0:C[Z.id];C[Z.id]=Math.max(H+1,J),M[Z.id]=Z}}}catch(Me){V.e(Me)}finally{V.f()}var Q={};for(var $ in C){var ee=C[$];ee in Q||(Q[ee]=[]),Q[ee].push(M[$])}var te={};for(var ne in A){var re=A[ne];re in te||(te[re]=[]),te[re].push(N[ne])}var ae=Object.keys(te).map((function(e){return parseInt(e,10)})).sort(L);r.layers=[];var ie,oe=Object(d.a)(ae);try{for(oe.s();!(ie=oe.n()).done;){var se=te[ie.value];se.sort((function(e,t){var n=R[e.id],r=R[t.id];return n<r?-1:n>r?1:0}));var ue,ce=Object(d.a)(se);try{for(ce.s();!(ue=ce.n()).done;){var le=ue.value;le instanceof n&&r.internalContainerRefs.push(le),r.layers.push(le)}}catch(Me){ce.e(Me)}finally{ce.f()}}}catch(Me){oe.e(Me)}finally{oe.f()}r.layersByDepth=te,ae=Object.keys(Q).map((function(e){return parseInt(e,10)})).sort(L);var he,de=r.inputs.slice(),fe=[],pe=Object(d.a)(ae);try{for(pe.s();!(he=pe.n()).done;){var me,ve=he.value,ge=Object(d.a)(Q[ve]);try{for(ge.s();!(me=ge.n()).done;){var be=me.value,ye=be.outboundLayer;if(null!=ye){var xe,we=Object(d.a)(be.inputTensors);try{for(we.s();!(xe=we.n()).done;){var Oe=xe.value;if(-1===de.indexOf(Oe))throw new x("Graph disconnected: cannot obtain value for tensor ".concat(Oe)+' at layer "'.concat(ye.name,'". ')+"The following previous layers were accessed without "+"issue: ".concat(fe))}}catch(Me){we.e(Me)}finally{we.f()}var ke,Se=Object(d.a)(be.outputTensors);try{for(Se.s();!(ke=Se.n()).done;){var _e=ke.value;de.push(_e)}}catch(Me){Se.e(Me)}finally{Se.f()}fe.push(ye.name)}}}catch(Me){ge.e(Me)}finally{ge.f()}}}catch(Me){pe.e(Me)}finally{pe.f()}r.nodesByDepth=Q;var je,Ee=r.layers.map((function(e){return e.name})),Te=Object(d.a)(Ee);

2try{var Ce=function(){var e=je.value,t=Ee.filter((function(t){return t===e})).length;if(1!==t)throw new x('The name "'.concat(e,'" is used ').concat(t," times ")+"in the model. All layer names should be unique. Layer names: "+JSON.stringify(Ee))};for(Te.s();!(je=Te.n()).done;)Ce()}catch(Me){Te.e(Me)}finally{Te.f()}return r.outboundNodes=[],r.inboundNodes=[],new bt({outboundLayer:Object(f.a)(r),inboundLayers:[],nodeIndices:[],tensorIndices:[],inputTensors:r.inputs,outputTensors:r.outputs,inputMasks:r.inputs.map((function(e){return null})),outputMasks:r.outputs.map((function(e){return null})),inputShapes:r.inputs.map((function(e){return e.shape})),outputShapes:r.outputs.map((function(e){return e.shape}))}),r.built=!0,r._refCount=1,r}return Object(o.a)(n,[{key:"assertNotDisposed",value:function(){if(0===this._refCount)throw new Error("Container '".concat(this.name,"' is already disposed."))}},{key:"dispose",value:function(){this.assertNotDisposed();var e={refCountAfterDispose:null,numDisposedVariables:0};if(0===--this._refCount){var t,n=Object(d.a)(this.layers);try{for(n.s();!(t=n.n()).done;){var r=t.value;e.numDisposedVariables+=r.dispose().numDisposedVariables}}catch(s){n.e(s)}finally{n.f()}var a,i=Object(d.a)(this.internalContainerRefs);try{for(i.s();!(a=i.n()).done;){var o=a.value;e.numDisposedVariables+=o.dispose().numDisposedVariables}}catch(s){i.e(s)}finally{i.f()}}return e.refCountAfterDispose=this._refCount,e}},{key:"loadWeights",value:function(e){var t,n=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],r={},a=0,i=Object(d.a)(this.layers);try{for(i.s();!(t=i.n()).done;){var o,s=t.value,u=Object(d.a)(s.weights);try{for(u.s();!(o=u.n()).done;){var c=o.value;if(null!=r[c.originalName])throw new w("Duplicate weight name: ".concat(c.originalName));r[c.originalName]=c,a++}}catch(b){u.e(b)}finally{u.f()}}}catch(b){i.e(b)}finally{i.f()}var l=[];for(var h in e){var f=h;if(null==r[h]){var p=h.split("/"),m=p.slice(0,-2).concat([p[p.length-1]]);f=m.join("/")}

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e=T(e),r=null==t?S(null,e.length):T(t),n.runInternalGraph(e,r)[1]}))}},{key:"computeOutputShape",value:function(e){var t=ut(e);if(t.length!==this.inputLayers.length)throw new w("Invalid inputShape argument ".concat(e,": ")+"model has ".concat(this.inputLayers.length," tensor inputs."));for(var n={},r=0;r<t.length;r++){var a=this.inputLayers[r],i=t[r];n[a.name+"_0_0"]=i}var o=Object.keys(this.nodesByDepth).map((function(e){return parseInt(e,10)})).sort(L);if(o.length>1){var s,u=Object(d.a)(o);try{for(u.s();!(s=u.n()).done;){var c,l=s.value,h=this.nodesByDepth[l],f=Object(d.a)(h);try{for(f.s();!(c=f.n()).done;){var p=c.value,m=p.outboundLayer;if(-1===this.inputLayers.map((function(e){return e.id})).indexOf(m.id)){for(var v=[],g=0;g<p.inboundLayers.length;g++){var b=p.inboundLayers[g],y=p.nodeIndices[g],x=p.tensorIndices[g],O=n["".concat(b.name,"_").concat(y,"_").concat(x)];v.push(O)}for(var k=ut(m.computeOutputShape(E(v))),S=m.inboundNodes.indexOf(p),j=0;j<k.length;j++){n["".concat(m.name,"_").concat(S,"_").concat(j)]=k[j]}}}}catch(z){f.e(z)}finally{f.f()}}}catch(z){u.e(z)}finally{u.f()}}for(var T=[],C=[],M=0;M<this.outputLayers.length;M++){var A=this.outputLayers[M],N=this.outputLayersNodeIndices[M],R=this.outputLayersTensorIndices[M],I="".concat(A.name,"_").concat(N,"_").concat(R);C.push(I)}for(var D=0;D<C.length;D++){var P=C[D];_(P in n),T.push(n[P])}return E(T)}},{key:"runInternalGraph",value:function(e,t){null==t&&(t=S(null,e.length));for(var n={},r=0;r<this.inputs.length;++r){var a=this.inputs[r],i=e[r],o=t[r];n[a.id]=[i,o]}var s,u=Object.keys(this.nodesByDepth).map((function(e){return parseInt(e,10)})).sort(L),c=Object(d.a)(u);try{for(c.s();!(s=c.n()).done;){var l,f=s.value,p=this.nodesByDepth[f],m=Object(d.a)(p);try{for(m.s();!(l=m.n()).done;){var v,g=l.value,b=g.outboundLayer,y=g.inputTensors,x=g.outputTensors,w=new Array,k=Object(d.a)(y);try{for(k.s();!(v=k.n()).done;){var j=v.value;j.id in n&&w.push(n[j.id])}}catch(Z){k.e(Z)}finally{k.f()}if(w.length===y.length){var E={},C=void 0,M=void 0,A=void 0,N=void 0;if(null!=g.callArgs&&(E=g.callArgs),1===w.length){var R=Object(h.a)(w[0],2),I=R[0],D=R[1];null==E.mask&&(E.mask=D),A=T(b.call(I,E)),N=T(b.computeMask(I,D)),C=[I],M=[D]}else C=w.map((function(e){return e[0]})),M=w.map((function(e){return e[1]})),null==E.mask&&(E.mask=M),A=T(b.call(C,E)),N=T(b.computeMask(C,M));if(b.activityRegularizer)throw new O("LayersModel invocation with concrete Tensor value(s) in the presence of activity regularizer(s) is not supported yet.");for(var P=0;P<x.length;++P){var z=x[P],F=A[P],B=N[P];n[z.id]=[F,B]}}}}catch(Z){m.e(Z)}finally{m.f()}}}catch(Z){c.e(Z)}finally{c.f()}var U,W=[],V=[],G=[],H=Object(d.a)(this.outputs);try{for(H.s();!(U=H.n()).done;){var q=U.value;_(q.id in n,"Could not compute output ".concat(q.name," : ").concat(q.id));var X=Object(h.a)(n[q.id],2),Y=X[0],K=X[1];G.push(Y.shape),W.push(Y),V.push(K)}}catch(Z){H.e(Z)}finally{H.f()}return[W,V,G]}},{key:"buildNodeConversionMap",value:function(e){var t,r,a={},i=Object(d.a)(this.layers);try{for(i.s();!(r=i.n()).done;){var o=r.value;t=o instanceof n?1:0;for(var s=0;s<o.inboundNodes.length;s++){var u=n.nodeKey(o,s);this.containerNodes.has(u)&&(a[u]=t,t+=1)}}}catch(c){i.e(c)}finally{i.f()}return a}},{key:"getLayer",value:function(e,t){if(null!=t){if(this.layers.length<=t)throw new w("Was asked to retrieve layer at index ".concat(t,", but model only ")+"has ".concat(this.layers.length," layer(s)."));return this.layers[t]}if(null==e)throw new w("Provide either a layer name or layer index");var n,r=Object(d.a)(this.layers);try{for(r.s();!(n=r.n()).done;){var a=n.value;if(a.name===e)return a}}catch(i){r.e(i)}finally{r.f()}throw new w("No such layer: ".concat(e))}},{key:"calculateLosses",value:function(){var e=this;return Object(a.tidy)((function(){var t,r=[],a=Object(d.a)(e.layers);try{for(a.s();!(t=a.n()).done;)for(var i=t.value,o=0;o<i.inboundNodes.length;++o){var s=n.nodeKey(i,o);e.containerNodes.has(s)&&r.push.apply(r,Object(l.a)(i.calculateLosses()))}}catch(u){a.e(u)}finally{a.f()}return r}))}},{key:"getConfig",value:function(){var e,t={name:this.name},r=this.buildNodeConversionMap(this.layers),a=[],i=Object(d.a)(this.layers);try{for(i.s();!(e=i.n()).done;){for(var o=e.value,s=o.getClassName(),u=o.getConfig(),c=[],l=0;l<o.inboundNodes.length;l++){var h=o.inboundNodes[l],f=n.nodeKey(o,l),p={};if(this.containerNodes.has(f)){if(h.callArgs)try{JSON.stringify(h.callArgs),p=h.callArgs}catch(D){console.warn("Layer ".concat(o.name," was passed ")+"non-serializable keyword arguments: "+"".concat(h.callArgs,". They will not be included ")+"in the serialized model (and thus will be missing at deserialization time)."),p={}}if(h.inboundLayers.length>0){for(var m=[],v=0;v<h.inboundLayers.length;v++){var g=h.inboundLayers[v],b=h.nodeIndices[v],y=h.tensorIndices[v],x=r[n.nodeKey(g,b)];null==x&&(x=0),m.push([g.name,x,y,p])}c.push(m)}}}var w={};w.name=o.name,w.className=s,w.config=u,w.inboundNodes=c,a.push(w)}}catch(D){i.e(D)}finally{i.f()}t.layers=a;for(var O=[],k=0;k<this.inputLayers.length;k++){var S=this.inputLayers[k],_=this.inputLayersNodeIndices[k],j=n.nodeKey(S,_);if(this.containerNodes.has(j)){var E=r[j];null!==E&&void 0!==E||(E=0);var T=this.inputLayersTensorIndices[k];O.push([S.name,E,T])}}t.inputLayers=O;for(var C=[],M=0;M<this.outputLayers.length;M++){var A=this.outputLayers[M],N=this.outputLayersNodeIndices[M],R=n.nodeKey(A,N);if(this.containerNodes.has(R)){var I=r[R];null!==I&&void 0!==I||(I=0);var L=this.outputLayersTensorIndices[M];C.push([A.name,I,L])}}return t.outputLayers=C,t}},{key:"resetStates",value:function(){var e=this;Object(a.tidy)((function(){e.layers.forEach((function(e){e.stateful&&e.resetStates()}))}))}},{key:"trainable",get:function(){return this.trainable_},set:function(e){this.layers.forEach((function(t){t._trainableWeights.forEach((function(t){return t.trainable=e}))})),this.trainable_=e}},{key:"trainableWeights",get:function(){if(this._trainableWeights.length>0)throw new w("Container instance unexpectedly contains _trainableWeights.The trainable weights of a Container are a union of the trainable weights of its consituent Layers. 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Object(a.leakyRelu)(n,this.alpha)}},{key:"computeOutputShape",value:function(e){return e}},{key:"getConfig",value:function(){var e={alpha:this.alpha},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);Nr.className="LeakyReLU",a.serialization.registerClass(Nr);var Rr=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),(r=t.call(this,null==e?{}:e)).DEFAULT_ALPHA_INITIALIZER="zeros",null==e&&(e={}),r.supportsMasking=!0,r.alphaInitializer=nt(e.alphaInitializer||r.DEFAULT_ALPHA_INITIALIZER),r.alphaRegularizer=Mr(e.alphaRegularizer),r.alphaConstraint=J(e.alphaConstraint),null==e.sharedAxes)r.sharedAxes=null;else if(Array.isArray(e.sharedAxes))r.sharedAxes=e.sharedAxes;else{if("number"!==typeof e.sharedAxes)throw new w("Expected sharedAxes to be a number or an array of numbers, "+"but got ".concat(e.sharedAxes));r.sharedAxes=[e.sharedAxes]}return r}return Object(o.a)(n,[{key:"build",value:function(e){var t=(e=lt(e)).slice(1);if(null!=this.sharedAxes){var n,r=Object(d.a)(this.sharedAxes);try{for(r.s();!(n=r.n()).done;){t[n.value-1]=1}}catch(o){r.e(o)}finally{r.f()}}this.alpha=this.addWeight("alpha",t,"float32",this.alphaInitializer,this.alphaRegularizer,!0,this.alphaConstraint);var a={};if(null!=this.sharedAxes)for(var i=1;i<e.length;++i)a[i]=e[i];this.inputSpec=[new mt({ndim:e.length,axes:a})],this.built=!0}},{key:"call",value:function(e,t){return e=ct(e),Object(a.prelu)(e,this.alpha.read())}},{key:"getConfig",value:function(){var e={alphaInitializer:tt(this.alphaInitializer),alphaRegularizer:Tr(this.alphaRegularizer),alphaConstraint:K(this.alphaConstraint),sharedAxes:this.sharedAxes},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);Rr.className="PReLU",a.serialization.registerClass(Rr);var Ir=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),(r=t.call(this,null==e?{}:e)).DEFAULT_ALPHA=1,null==e&&(e={}),null!=e.alpha&&e.alpha!==r.DEFAULT_ALPHA)throw new O("Non-default alpha value (".concat(e.alpha,") is not supported by the ")+"ELU layer yet.");return r.alpha=null==e.alpha?r.DEFAULT_ALPHA:e.alpha,r}return Object(o.a)(n,[{key:"call",value:function(e,t){var n=ct(e);return Object(a.elu)(n)}},{key:"computeOutputShape",value:function(e){return e}},{key:"getConfig",value:function(){var e={alpha:this.alpha},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);Ir.className="ELU",a.serialization.registerClass(Ir);var Lr=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,null==e?{}:e)).DEFAULT_THETA=1,null==e&&(e={}),r.theta=null==e.theta?r.DEFAULT_THETA:e.theta,r}return Object(o.a)(n,[{key:"call",value:function(e,t){var n=ct(e);return n.mul(ge(n.greater(this.theta),"float32"))}},{key:"computeOutputShape",value:function(e){return e}},{key:"getConfig",value:function(){var e={theta:this.theta},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);Lr.className="ThresholdedReLU",a.serialization.registerClass(Lr);var Dr=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,null==e?{}:e)).DEFAULT_AXIS=1,null==e&&(e={}),r.softmax=(new yr).apply,r.axis=null==e.axis?r.DEFAULT_AXIS:e.axis,r}return Object(o.a)(n,[{key:"call",value:function(e,t){var n=ct(e);return this.softmax(n,this.axis)}},{key:"computeOutputShape",value:function(e){return e}},{key:"getConfig",value:function(){var e={axis:this.axis},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);Dr.className="Softmax",a.serialization.registerClass(Dr);var Pr=n(42);function zr(e,t,n){if("number"===typeof e)return S(e,t);if(e.length!==t)throw new w("The ".concat(n," argument must be an integer or tuple of ").concat(t," integers.")+" Received: ".concat(e.length," elements."));for(var r=0;r<t;++r){var a=e[r];if((i=a)!==parseInt(i.toString(),10))throw new w("The ".concat(n," argument must be an integer or tuple of ").concat(t)+" integers. Received: ".concat(JSON.stringify(e)," including a")+" non-integer number ".concat(a))}return e;var i}function Fr(e,t,n,r){var a=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1;if(null==e)return e;var i,o=t+(t-1)*(a-1);return i="same"===n?e:e-o+1,Math.floor((i+r-1)/r)}function Br(e,t,n,r){if(null==e)return null;if("valid"===r)e=e*t+me([n-t,0]);else{if("same"!==r)throw new w("Unsupport padding mode: ".concat(r,"."));e*=t}return e}function Ur(e,t){return Object(a.tidy)((function(){return re(t),"channelsFirst"===t?a.transpose(e,[0,2,3,1]):e}))}function Wr(e,t){return Object(a.tidy)((function(){return re(t),"channelsFirst"===t?a.transpose(e,[0,2,3,4,1]):e}))}function Vr(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:"valid",o=arguments.length>5?arguments[5]:void 0,s=argum

2ents.length>6&&void 0!==arguments[6]?arguments[6]:1;return Object(a.tidy)((function(){if(null==o&&(o="channelsLast"),re(o),3!==e.shape.length)throw new w("The input of a conv1dWithBias operation should be 3, but is "+"".concat(e.shape.length," instead."));if(3!==t.shape.length)throw new w("The kernel for a conv1dWithBias operation should be 3, but is "+"".concat(t.shape.length," instead"));if(null!=n&&1!==n.shape.length)throw new w("The bias for a conv1dWithBias operation should be 1, but is "+"".concat(t.shape.length," instead"));if("channelsFirst"===o&&(e=a.transpose(e,[0,2,1])),"causal"===i)throw new O("The support for CAUSAL padding mode in conv1dWithBias is not implemented yet.");var u=a.conv1d(e,t,r,"same"===i?"same":"valid","NWC",s);return null!=n&&(u=Ae(u,n)),u}))}function Gr(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:[1,1],i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:"valid",o=arguments.length>5?arguments[5]:void 0,s=arguments.length>6?arguments[6]:void 0,u=arguments.length>7&&void 0!==arguments[7]?arguments[7]:null;return Object(a.tidy)((function(){if(null==o&&(o="channelsLast"),re(o),3!==e.rank&&4!==e.rank)throw new w("conv2dWithBiasActivation expects input to be of rank 3 or 4, "+"but received ".concat(e.rank,"."));if(3!==t.rank&&4!==t.rank)throw new w("conv2dWithBiasActivation expects kernel to be of rank 3 or 4, "+"but received ".concat(e.rank,"."));var c=Ur(e,o);if("causal"===i)throw new O("The support for CAUSAL padding mode in conv1dWithBias is not implemented yet.");return c=a.fused.conv2d({x:c,filter:t,strides:r,pad:"same"===i?"same":"valid",dilations:s,dataFormat:"NHWC",bias:n,activation:u}),"channelsFirst"===o&&(c=a.transpose(c,[0,3,1,2])),c}))}function Hr(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:[1,1,1],i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:"valid",o=arguments.length>5?arguments[5]:void 0,s=arguments.length>6?arguments[6]:void 0;return Object(a.tidy)((function(){if(null==o&&(o="channelsLast"),re(o),4!==e.rank&&5!==e.rank)throw new w("conv3dWithBias expects input to be of rank 4 or 5, but received "+"".concat(e.rank,"."));if(4!==t.rank&&5!==t.rank)throw new w("conv3dWithBias expects kernel to be of rank 4 or 5, but received "+"".concat(e.rank,"."));var u=Wr(e,o);if("causal"===i)throw new O("The support for CAUSAL padding mode in conv3dWithBias is not implemented yet.");return u=a.conv3d(u,t,r,"same"===i?"same":"valid","NDHWC",s),null!=n&&(u=Ae(u,n)),"channelsFirst"===o&&(u=a.transpose(u,[0,4,1,2,3])),u}))}var qr=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e,r){var a;if(Object(i.a)(this,n),(a=t.call(this,r)).bias=null,a.DEFAULT_KERNEL_INITIALIZER="glorotNormal",a.DEFAULT_BIAS_INITIALIZER="zeros",n.verifyArgs(r),a.rank=e,B(a.rank,"rank"),1!==a.rank&&2!==a.rank&&3!==a.rank)throw new O("Convolution layer for rank other than 1, 2, or 3 (".concat(a.rank,") is ")+"not implemented yet.");if(a.kernelSize=zr(r.kernelSize,e,"kernelSize"),a.strides=zr(null==r.strides?1:r.strides,e,"strides"),a.padding=null==r.padding?"valid":r.padding,ae(a.padding),a.dataFormat=null==r.dataFormat?"channelsLast":r.dataFormat,re(a.dataFormat),a.activation=kr(r.activation),a.useBias=null==r.useBias||r.useBias,a.biasInitializer=nt(r.biasInitializer||a.DEFAULT_BIAS_INITIALIZER),a.biasConstraint=J(r.biasConstraint),a.biasRegularizer=Mr(r.biasRegularizer),a.activityRegularizer=Mr(r.activityRegularizer),a.dilationRate=zr(null==r.dilationRate?1:r.dilationRate,e,"dilationRate"),1===a.rank&&Array.isArray(a.dilationRate)&&1!==a.dilationRate.length)throw new w("dilationRate must be a number or an array of a single number for 1D convolution, but received "+"".concat(JSON.stringify(a.dilationRate)));if(2===a.rank){if("number"===typeof a.dilationRate)a.dilationRate=[a.dilationRate,a.dilationRate];else if(2!==a.dilationRate.length)throw new w("dilationRate must be a number or array of two numbers for 2D "+"convolution, but received ".concat(JSON.stringify(a.dilationRate)))}else if(3===a.rank)if("number"===typeof a.dilationRate)a.dilationRate=[a.dilationRate,a.dilationRate,a.dilationRate];else if(3!==a.dilationRate.length)throw new w("dilationRate must be a number or array of three numbers for 3D "+"convolution, but received ".concat(JSON.stringify(a.dilationRate)));return a}return Object(o.a)(n,[{key:"getConfig",value:function(){var e={kernelSize:this.kernelSize,strides:this.strides,padding:this.padding,dataFormat:this.dataFormat,dilationRate:this.dilationRate,activation:wr(this.activation),useBias:this.useBias,biasInitializer:tt(this.biasInitializer),biasRegularizer:Tr(this.biasRegularizer),activityRegularizer:Tr(this.activityRegularizer),biasConstraint:K(this.biasConstraint)},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}],[{key:"verifyArgs",value:function(e){if(_("kernelSize"in e,"required key 'kernelSize' not in config"),"number"!==typeof e.kernelSize&&!F(e.kernelSize,"number",1,3))throw new w("BaseConv expects config.kernelSize to be number or number[] with "+"length 1, 2, or 3, but received ".concat(JSON.stringify(e.kernelSize),"."))}}]),n}(xt),Xr=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e,r){var a;return Object(i.a)(this,n),(a=t.call(this,e,r)).kernel=null,n.verifyArgs(r),a.filters=r.filters,B(a.filters,"filters"),a.kernelInitializer=nt(r.kernelInitializer||a.DEFAULT_KERNEL_INITIALIZER),a.kernelConstraint=J(r.kernelConstraint),a.kernelRegularizer=Mr(r.kernelRegularizer),a}return Object(o.a)(n,[{key:"build",value:function(e){e=lt(e);var t="channelsFirst"===this.dataFormat?1:e.length-1;if(null==e[t])throw new w("The channel dimension of the input should be defined. "+"Found ".concat(e[t]));var n=e[t],r=this.kernelSize.concat([n,this.filters]);this.kernel=this.addWeight("kernel",r,null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.useBias&&(this.bias=this.addWeight("bias",[this.filters],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint)),this.inputSpec=[{ndim:this.rank+2,axes:Object(Pr.a)({},t,n)}],this.built=!0}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){var t;e=ct(e);var r=null==n.bias?null:n.bias.read(),a=U(n.activation.getClassName());if(null!=a&&2===n.rank)t=Gr(e,n.kernel.read(),r,n.strides,n.padding,n.dataFormat,n.dilationRate,a);else{if(1===n.rank)t=Vr(e,n.kernel.read(),r,n.strides[0],n.padding,n.dataFormat,n.dilationRate[0]);else if(2===n.rank)t=Gr(e,n.kernel.read(),r,n.strides,n.padding,n.dataFormat,n.dilationRate);

2else{if(3!==n.rank)throw new O("convolutions greater than 3D are not implemented yet.");t=Hr(e,n.kernel.read(),r,n.strides,n.padding,n.dataFormat,n.dilationRate)}null!=n.activation&&(t=n.activation.apply(t))}return t}))}},{key:"computeOutputShape",value:function(e){e=lt(e);for(var t=[],n="channelsLast"===this.dataFormat?e.slice(1,e.length-1):e.slice(2),r=0;r<n.length;++r){var a=Fr(n[r],this.kernelSize[r],this.padding,this.strides[r],"number"===typeof this.dilationRate?this.dilationRate:this.dilationRate[r]);t.push(a)}var i=[e[0]];return"channelsLast"===this.dataFormat?(i=i.concat(t)).push(this.filters):(i.push(this.filters),i=i.concat(t)),i}},{key:"getConfig",value:function(){var e={filters:this.filters,kernelInitializer:tt(this.kernelInitializer),kernelRegularizer:Tr(this.kernelRegularizer),kernelConstraint:K(this.kernelConstraint)},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}],[{key:"verifyArgs",value:function(e){if(!("filters"in e)||"number"!==typeof e.filters||e.filters<1)throw new w("Convolution layer expected config.filters to be a 'number' > 0 "+"but got ".concat(JSON.stringify(e.filters)))}}]),n}(qr),Yr=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),r=t.call(this,2,e),n.verifyArgs(e),r}return Object(o.a)(n,[{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return delete e.rank,e}}],[{key:"verifyArgs",value:function(e){if("number"!==typeof e.kernelSize&&!F(e.kernelSize,"number",1,2))throw new w("Conv2D expects config.kernelSize to be number or number[] with "+"length 1 or 2, but received ".concat(JSON.stringify(e.kernelSize),"."))}}]),n}(Xr);Yr.className="Conv2D",a.serialization.registerClass(Yr);var Kr=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),r=t.call(this,3,e),n.verifyArgs(e),r}return Object(o.a)(n,[{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return delete e.rank,e}}],[{key:"verifyArgs",value:function(e){if("number"!==typeof e.kernelSize&&(!Array.isArray(e.kernelSize)||1!==e.kernelSize.length&&3!==e.kernelSize.length))throw new w("Conv3D expects config.kernelSize to be number or"+" [number, number, number], but received ".concat(JSON.stringify(e.kernelSize),"."))}}]),n}(Xr);Kr.className="Conv3D",a.serialization.registerClass(Kr);var Zr=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),(r=t.call(this,e)).inputSpec=[new mt({ndim:4})],"same"!==r.padding&&"valid"!==r.padding)throw new w("Conv2DTranspose currently supports only padding modes 'same' "+"and 'valid', but received padding mode ".concat(r.padding));return r}return Object(o.a)(n,[{key:"build",value:function(e){if(4!==(e=lt(e)).length)throw new w("Input should have rank 4; Received input shape: "+JSON.stringify(e));var t="channelsFirst"===this.dataFormat?1:e.length-1;if(null==e[t])throw new w("The channel dimension of the inputs should be defined. Found `None`.");var n=e[t],r=this.kernelSize.concat([this.filters,n]);this.kernel=this.addWeight("kernel",r,"float32",this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.useBias&&(this.bias=this.addWeight("bias",[this.filters],"float32",this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint)),this.inputSpec=[new mt({ndim:4,axes:Object(Pr.a)({},t,n)})],this.built=!0}},{key:"call",value:function(e,t){var n=this;return a.tidy((function(){var t=ct(e);if(4!==t.shape.length)throw new w("Conv2DTranspose.call() expects input tensor to be rank-4, but "+"received a tensor of rank-".concat(t.shape.length));var r,i,o=t.shape,s=o[0];"channelsFirst"===n.dataFormat?(r=2,i=3):(r=1,i=2);var u=o[r],c=o[i],l=n.kernelSize[0],h=n.kernelSize[1],d=n.strides[0],f=n.strides[1],p=[s,Br(u,d,l,n.padding),Br(c,f,h,n.padding),n.filters];"channelsLast"!==n.dataFormat&&(t=a.transpose(t,[0,2,3,1]));var m=a.conv2dTranspose(t,n.kernel.read(),p,n.strides,n.padding);return"channelsLast"!==n.dataFormat&&(m=a.transpose(m,[0,3,1,2])),null!=n.bias&&(m=Ae(m,n.bias.read(),n.dataFormat)),null!=n.activation&&(m=n.activation.apply(m)),m}))}},{key:"computeOutputShape",value:function(e){var t,n,r,a=(e=lt(e)).slice();"channelsFirst"===this.dataFormat?(t=1,n=2,r=3):(t=3,n=1,r=2);var i=this.kernelSize[0],o=this.kernelSize[1],s=this.strides[0],u=this.strides[1];return a[t]=this.filters,a[n]=Br(a[n],s,i,this.padding),a[r]=Br(a[r],u,o,this.padding),a}},{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return delete e.dilationRate,e}}]),n}(Yr);Zr.className="Conv2DTranspose",a.serialization.registerClass(Zr);var Jr=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e,r){var a;if(Object(i.a)(this,n),(a=t.call(this,e,r)).DEFAULT_DEPTHWISE_INITIALIZER="glorotUniform",a.DEFAULT_POINTWISE_INITIALIZER="glorotUniform",a.depthwiseKernel=null,a.pointwiseKernel=null,null==r.filters)throw new w("The `filters` configuration field is required by SeparableConv, but is unspecified.");if(null!=r.kernelInitializer||null!=r.kernelRegularizer||null!=r.kernelConstraint)throw new w("Fields kernelInitializer, kernelRegularizer and kernelConstraint are invalid for SeparableConv2D. Use depthwiseInitializer, depthwiseRegularizer, depthwiseConstraint, pointwiseInitializer, pointwiseRegularizer and pointwiseConstraint instead.");if(null!=r.padding&&"same"!==r.padding&&"valid"!==r.padding)throw new w("SeparableConv".concat(a.rank,"D supports only padding modes: ")+"'same' and 'valid', but received ".concat(JSON.stringify(r.padding)));return a.depthMultiplier=null==r.depthMultiplier?1:r.depthMultiplier,a.depthwiseInitializer=nt(r.depthwiseInitializer||a.DEFAULT_DEPTHWISE_INITIALIZER),a.depthwiseRegularizer=Mr(r.depthwiseRegularizer),a.depthwiseConstraint=J(r.depthwiseConstraint),a.pointwiseInitializer=nt(r.depthwiseInitializer||a.DEFAULT_POINTWISE_INITIALIZER),a.pointwiseRegularizer=Mr(r.pointwiseRegularizer),a.pointwiseConstraint=J(r.pointwiseConstraint),a}return Object(o.a)(n,[{key:"build",value:function(e){if((e=lt(e)).length<this.rank+2)throw new w("Inputs to SeparableConv".concat(this.rank,"D should have rank ")+"".concat(this.rank+2,", but received input shape: ")+"".concat(JSON.stringify(e)));var t="channelsFirst"===this.dataFormat?1:e.length-1;if(null==e[t]||e[t]<0)throw new w("The channel dimension of the inputs should be defined, "+"but found ".concat(JSON.stringify(e[t])));for(var n=e[t],r=this.kernelSize.concat([n,this.depthMultiplier]),a=[],i=0;i<this.rank;++i)a.push(1);a.push(n*this.depthMultiplier,this.filters);this.depthwiseKernel=this.addWeight("depthwise_kernel",r,"float32",this.depthwiseInitializer,this.depthwiseRegularizer,!0,this.depthwiseConstraint),this.pointwiseKernel=this.addWeight("pointwise_kernel",a,"float32",this.pointwiseInitializer,this.pointwiseRegularizer,!0,this.pointwiseConstraint),this.useBias?this.bias=this.addWeight("bias",[this.filters],"float32",this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint):this.bias=null,this.inputSpec=[new mt({ndim:this.rank+2,axes:Object(Pr.a)({},t,n)})],this.built=!0}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){var t;if(e=ct(e),1===n.rank)throw new O("1D separable convolution is not implemented yet.");return 2===n.rank&&("channelsFirst"===n.dataFormat&&(e=a.transpose(e,[0,2,3,1])),t=a.separableConv2d(e,n.depthwiseKernel.read(),n.pointwiseKernel.read(),n.strides,n.padding,n.dilationRate,"NHWC")),n.useBias&&(t=Ae(t,n.bias.read(),n.dataFormat)),null!=n.activation&&(t=n.activation.apply(t)),"channelsFirst"===n.dataFormat&&(t=a.transpose(t,[0,3,1,2])),t}))}},{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return delete e.rank,delete e.kernelInitializer,delete e.kernelRegularizer,delete e.kernelConstraint,e.depthwiseInitializer=tt(this.depthwiseInitializer),e.pointwiseInitializer=tt(this.pointwiseInitializer),e.depthwiseRegularizer=Tr(this.depthwiseRegularizer),e.pointwiseRegularizer=Tr(this.pointwiseRegularizer),e.depthwiseConstraint=K(this.depthwiseConstraint),e.pointwiseConstraint=K(this.pointwiseConstraint),e}}]),n}(Xr);Jr.className="SeparableConv";var Qr=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,2,e)}return n}(Jr);Qr.className="SeparableConv2D",a.serialization.registerClass(Qr);var $r=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),r=t.call(this,1,e),n.verifyArgs(e),r.inputSpec=[{ndim:3}],r}return Object(o.a)(n,[{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return delete e.rank,delete e.dataFormat,e}}],[{key:"verifyArgs",value:function(e){if("number"!==typeof e.kernelSize&&!F(e.kernelSize,"number",1,1))throw new w("Conv1D expects config.kernelSize to be number or number[] with "+"length 1, but received ".concat(JSON.stringify(e.kernelSize),"."))}}]),n}(Xr);$r.className="Conv1D",a.serialization.registerClass($r);var ea=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),r=t.call(this,e),"number"===typeof e.cropping?r.cropping=[[e.cropping,e.cropping],[e.cropping,e.cropping]]:"number"===typeof e.cropping[0]?r.cropping=[[e.cropping[0],e.cropping[0]],[e.cropping[1],e.cropping[1]]]:r.cropping=e.cropping,r.dataFormat=void 0===e.dataFormat?"channelsLast":e.dataFormat,r.inputSpec=[{ndim:4}],r}

2return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){return"channelsFirst"===this.dataFormat?[e[0],e[1],e[2]-this.cropping[0][0]-this.cropping[0][1],e[3]-this.cropping[1][0]-this.cropping[1][1]]:[e[0],e[1]-this.cropping[0][0]-this.cropping[0][1],e[2]-this.cropping[1][0]-this.cropping[1][1],e[3]]}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){if(e=ct(e),"channelsLast"===n.dataFormat){var t=Oe(e,n.cropping[0][0],e.shape[1]-n.cropping[0][0]-n.cropping[0][1],2);return Oe(t,n.cropping[1][0],e.shape[2]-n.cropping[1][1]-n.cropping[1][0],3)}var r=Oe(e,n.cropping[0][0],e.shape[2]-n.cropping[0][0]-n.cropping[0][1],3);return Oe(r,n.cropping[1][0],e.shape[3]-n.cropping[1][1]-n.cropping[1][0],4)}))}},{key:"getConfig",value:function(){var e={cropping:this.cropping,dataFormat:this.dataFormat},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);ea.className="Cropping2D",a.serialization.registerClass(ea);var ta=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).DEFAULT_SIZE=[2,2],r.inputSpec=[{ndim:4}],r.size=null==e.size?r.DEFAULT_SIZE:e.size,r.dataFormat=null==e.dataFormat?"channelsLast":e.dataFormat,r}return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){if("channelsFirst"===this.dataFormat){var t=null==e[2]?null:this.size[0]*e[2],n=null==e[3]?null:this.size[1]*e[3];return[e[0],e[1],t,n]}var r=null==e[1]?null:this.size[0]*e[1],a=null==e[2]?null:this.size[1]*e[2];return[e[0],r,a,e[3]]}},{key:"call",value:function(e,t){var n=this;return a.tidy((function(){var t=ct(e),r=t.shape;if("channelsFirst"===n.dataFormat){t=a.transpose(t,[0,2,3,1]);var i=n.size[0]*r[2],o=n.size[1]*r[3],s=t.resizeNearestNeighbor([i,o]);return a.transpose(s,[0,3,1,2])}var u=n.size[0]*r[1],c=n.size[1]*r[2];return t.resizeNearestNeighbor([u,c])}))}},{key:"getConfig",value:function(){var e={size:this.size,dataFormat:this.dataFormat},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);ta.className="UpSampling2D",a.serialization.registerClass(ta);var na=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,2,e)).depthwiseKernel=null,r.depthMultiplier=null==e.depthMultiplier?1:e.depthMultiplier,r.depthwiseInitializer=nt(e.depthwiseInitializer||r.DEFAULT_KERNEL_INITIALIZER),r.depthwiseConstraint=J(e.depthwiseConstraint),r.depthwiseRegularizer=Mr(e.depthwiseRegularizer),r}return Object(o.a)(n,[{key:"build",value:function(e){if((e=lt(e)).length<4)throw new w("Inputs to DepthwiseConv2D should have rank 4. "+"Received input shape: ".concat(JSON.stringify(e),"."));var t="channelsFirst"===this.dataFormat?1:3;if(null==e[t]||e[t]<0)throw new w("The channel dimension of the inputs to DepthwiseConv2D should "+"be defined, but is not (".concat(e[t],")."));var n=e[t],r=[this.kernelSize[0],this.kernelSize[1],n,this.depthMultiplier];this.depthwiseKernel=this.addWeight("depthwise_kernel",r,null,this.depthwiseInitializer,this.depthwiseRegularizer,!0,this.depthwiseConstraint),this.useBias?this.bias=this.addWeight("bias",[n*this.depthMultiplier],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint):this.bias=null,this.built=!0}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){var t=function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[1,1],r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:"valid",i=arguments.length>4?arguments[4]:void 0,o=arguments.length>5?arguments[5]:void 0;return Object(a.tidy)((function(){null==i&&(i="channelsLast"),re(i);var s=Ur(e,i);if(4!==e.rank)throw new w("Input for depthwiseConv2d is required to be 4-D, but is instead "+"".concat(e.rank,"-D"));if(4!==t.rank)throw new w("depthwiseKernel is required to be 4-D, but is instead "+"".concat(t.rank,"-D"));return s=a.depthwiseConv2d(s,t,n,"same"===r?"same":"valid","NHWC",o),"channelsFirst"===i&&(s=a.transpose(s,[0,3,1,2])),s}))}(e=ct(e),n.depthwiseKernel.read(),n.strides,n.padding,n.dataFormat,null);return n.useBias&&(t=Ae(t,n.bias.read(),n.dataFormat)),null!=n.activation&&(t=n.activation.apply(t)),t}))}},{key:"computeOutputShape",value:function(e){e=lt(e);var t="channelsFirst"===this.dataFormat?e[2]:e[1],n="channelsFirst"===this.dataFormat?e[3]:e[2],r="channelsFirst"===this.dataFormat?e[1]*this.depthMultiplier:e[3]*this.depthMultiplier,a=Fr(t,this.kernelSize[0],this.padding,this.strides[0]),i=Fr(n,this.kernelSize[1],this.padding,this.strides[1]);return"channelsFirst"===this.dataFormat?[e[0],r,a,i]:[e[0],a,i,r]}},{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return e.depthMultiplier=this.depthMultiplier,e.depthwiseInitializer=tt(this.depthwiseInitializer),e.depthwiseRegularizer=Tr(this.depthwiseRegularizer),e.depthwiseConstraint=K(this.depthwiseRegularizer),e}}]),n}(qr);function ra(e,t,n,r){if(Array.isArray(e)){if(null!=t||null!=n)throw new w("When input

2s is an array, neither initialState or constants should be provided");null!=r&&(n=e.slice(e.length-r,e.length),e=e.slice(0,e.length-r)),e.length>1&&(t=e.slice(1,e.length)),e=e[0]}function a(e){return null==e||Array.isArray(e)?e:[e]}return{inputs:e,initialState:t=a(t),constants:n=a(n)}}function aa(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],i=arguments.length>4?arguments[4]:void 0,o=arguments.length>5?arguments[5]:void 0,s=arguments.length>6&&void 0!==arguments[6]&&arguments[6],u=arguments.length>7&&void 0!==arguments[7]&&arguments[7];return a.tidy((function(){var c=t.shape.length;if(c<3)throw new w("Input should be at least 3D, but is ".concat(c,"D."));var l=[1,0].concat(ve(2,c));if(t=a.transpose(t,l),null!=o)throw new O("The rnn() functoin of the deeplearn.js backend does not support constants yet.");s&&console.warn("Backend rnn(): the unroll = true option is not applicable to the imperative deeplearn.js backend."),null!=i&&((i=i.asType("bool").asType("float32")).rank===c-1&&(i=a.expandDims(i,-1)),i=a.transpose(i,l)),r&&(t=a.reverse(t,0),null!=i&&(i=a.reverse(i,0)));var h,d,f=[],p=n,m=t.shape[0],v=a.unstack(t);null!=i&&(d=a.unstack(i));for(var g,b=function(t){var n=v[t],r=a.tidy((function(){return e(n,p)}));if(null==i)h=r[0],p=r[1];else{var o=a.tidy((function(){var e=d[t],n=a.onesLike(e).sub(e);return{output:r[0].mul(e).add(p[0].mul(n)),newStates:p.map((function(t,a){return r[1][a].mul(e).add(t.mul(n))}))}}));h=o.output,p=o.newStates}u&&f.push(h)},y=0;y<m;++y)b(y);if(u){g=a.stack(f,1)}return[h,g,p]}))}na.className="DepthwiseConv2D",a.serialization.registerClass(na);var ia=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r,a;if(Object(i.a)(this,n),r=t.call(this,e),null==e.cell)throw new w("cell property is missing for the constructor of RNN.");if(null==(a=Array.isArray(e.cell)?new fa({cells:e.cell}):e.cell).stateSize)throw new w("The RNN cell should have an attribute `stateSize` (tuple of integers, one integer per RNN state).");return r.cell=a,r.returnSequences=null!=e.returnSequences&&e.returnSequences,r.returnState=null!=e.returnState&&e.returnState,r.goBackwards=null!=e.goBackwards&&e.goBackwards,r._stateful=null!=e.stateful&&e.stateful,r.unroll=null!=e.unroll&&e.unroll,r.supportsMasking=!0,r.inputSpec=[new mt({ndim:3})],r.stateSpec=null,r.states_=null,r.numConstants=null,r.keptStates=[],r}return Object(o.a)(n,[{key:"getStates",value:function(){return null==this.states_?ve(0,Array.isArray(this.cell.stateSize)?this.cell.stateSize.length:1).map((function(e){return null})):this.states_}},{key:"setStates",value:function(e){this.states_=e}},{key:"computeOutputShape",value:function(e){st(e)&&(e=e[0]),e=e;var t=this.cell.stateSize;Array.isArray(t)||(t=[t]);var n,r=t[0];if(n=this.returnSequences?[e[0],e[1],r]:[e[0],r],this.returnState){var a,i=[],o=Object(d.a)(t);try{for(o.s();!(a=o.n()).done;){var s=a.value;i.push([e[0],s])}}catch(u){o.e(u)}finally{o.f()}return[n].concat(i)}return n}},{key:"computeMask",value:function(e,t){var n=this;return a.tidy((function(){Array.isArray(t)&&(t=t[0]);var e=n.returnSequences?t:null;if(n.returnState){var r=n.states.map((function(e){return null}));return[e].concat(r)}return e}))}},{key:"build",value:function(e){if(null!=this.numConstants)throw new O("Constants support is not implemented in RNN yet.");st(e)&&(e=e[0]),e=e;var t=this.stateful?e[0]:null,n=e.slice(2);this.inputSpec[0]=new mt({shape:[t,null].concat(Object(l.a)(n))});var r,i=[e[0]].concat(e.slice(2));if(this.cell.build(i),r=Array.isArray(this.cell.stateSize)?this.cell.stateSize:[this.cell.stateSize],null!=this.stateSpec){if(!a.util.arraysEqual(this.stateSpec.map((function(e){return e.shape[e.shape.length-1]})),r))throw new w("An initialState was passed that is not compatible with "+"cell.stateSize. Received stateSpec=".concat(this.stateSpec,"; ")+"However cell.stateSize is ".concat(this.cell.stateSize))}else this.stateSpec=r.map((function(e){return new mt({shape:[null,e]})}));this.stateful&&this.resetStates()}},{key:"resetStates",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]&&arguments[1];Object(a.tidy)((function(){if(!t.stateful)throw new y("Cannot call resetStates() on an RNN Layer that is not stateful.");var r=t.inputSpec[0].shape[0];if(null==r)throw new w("If an RNN is stateful, it needs to know its batch size. Specify the batch size of your input tensors: \n- If using a Sequential model, specify the batch size by passing a `batchInputShape` option to your first layer.\n- If using the functional API, specify the batch size by passing a `batchShape` option to your Input layer.");if(null==t.states_)Array.isArray(t.cell.stateSize)?t.states_=t.cell.stateSize.map((function(e){return a.zeros([r,e])})):t.states_=[a.zeros([r,t.cell.stateSize])];else if(null==e)a.dispose(t.states_),null!=t.keptStates&&(a.dispose(t.keptStates),t.keptStates=[]),Array.isArray(t.cell.stateSize)?t.states_=t.cell.stateSize.map((function(e){return a.zeros([r,e])})):t.states_[0]=a.zeros([r,t.cell.stateSize]);else{if(Array.isArray(e)||(e=[e]),e.length!==t.states_.length)throw new w("Layer ".concat(t.name," expects ").concat(t.states_.length," state(s), ")+"but it received ".concat(e.length," state value(s). Input ")+"received: ".concat(e));!0===n?t.keptStates.push(t.states_.slice()):a.dispose(t.states_);for(var i=0;i<t.states_.length;++i){var o=e[i],s=Array.isArray(t.cell.stateSize)?t.cell.stateSize[i]:t.cell.stateSize,u=[r,s];if(!a.util.arraysEqual(o.shape,u))throw new w("State ".concat(i," is incompatible with layer ").concat(t.name,": ")+"expected shape=".concat(u,", received shape=").concat(o.shape));t.states_[i]=o}}t.states_=t.states_.map((function(e){return a.keep(e.clone())}))}))}},{key:"apply",value:function(e,t){var r=null==t?null:t.initialState,a=null==t?null:t.constants;null==t&&(t={});var i=ra(e,r,a,this.numConstants);e=i.inputs,r=i.initialState,a=i.constants;var o=[],s=[];if(null!=r){t.initialState=r,o=o.concat(r),this.stateSpec=[];var u,c=Object(d.a)(r);try{for(c.s();!(u=c.n()).done;){var l=u.value;this.stateSpec.push(new mt({shape:l.shape}))}}catch(g){c.e(g)}finally{c.f()}s=s.concat(this.stateSpec)}if(null!=a&&(t.constants=a,o=o.concat(a),this.numConstants=a.length),o[0]instanceof vt){var h=[e].concat(o),f=this.inputSpec.concat(s),m=this.inputSpec;this.inputSpec=f;var v=Object(zt.a)(Object(p.a)(n.prototype),"apply",this).call(this,h,t);return this.inputSpec=m,v}return Object(zt.a)(Object(p.a)(n.prototype),"apply",this).call(this,e,t)}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){var r=null==t?null:t.mask,a=null==t?null:t.training,i=null==t?null:t.initialState;e=ct(e),null==i&&(i=n.stateful?n.states_:n.getInitialState(e));var o=Array.isArray(n.cell.stateSize)?n.cell.stateSize.length:1;if(i.length!==o)throw new w("RNN Layer has ".concat(o," state(s) but was passed ")+"".concat(i.length," initial state(s)."));n.unroll&&console.warn("Ignoring unroll = true for RNN layer, due to imperative backend.");var s={training:a},u=aa((function(e,t){var r=n.cell.call([e].concat(t),s);return[r[0],r.slice(1)]}),e,i,n.goBackwards,r,null,n.unroll,n.returnSequences),c=u[0],l=u[1],h=u[2];n.stateful&&n.resetStates(h,a);var d=n.returnSequences?l:c;return n.returnState?[d].concat(h):d}))}},{key:"getInitialState",value:function(e){var t=this;return Object(a.tidy)((function(){var n=a.zeros(e.shape);return n=be(n=a.sum(n,[1,2])),Array.isArray(t.cell.stateSize)?t.cell.stateSize.map((function(e){return e>1?_e(n,[1,e]):n})):t.cell.stateSize>1?[_e(n,[1,t.cell.stateSize])]:[n]}))}},{key:"setFastWeightInitDuringBuild",value:function(e){Object(zt.a)(Object(p.a)(n.prototype),"setFastWeightInitDuringBuild",this).call(this,e),null!=this.cell&&this.cell.setFastWeightInitDuringBuild(e)}},{key:"getConfig",value:function(){var e={returnSequences:this.returnSequences,returnState:this.returnState,goBackwards:this.goBackwards,stateful:this.stateful,unroll:this.unroll};null!=this.numConstants&&(e.numConstants=this.numConstants);var t=this.cell.getConfig();e.cell={className:this.cell.getClassName(),config:t};var r=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,r),e}},{key:"states",get:function(){if(null==this.states_){for(var e=Array.isArray(this.cell.stateSize)?this.cell.stateSize.length:1,t=[],n=0;n<e;++n)t.push(null);return t}return this.states_},set:function(e){this.states_=e}}

2,{key:"trainableWeights",get:function(){return this.trainable?this.cell.trainableWeights:[]}},{key:"nonTrainableWeights",get:function(){return this.trainable?this.cell.nonTrainableWeights:this.cell.weights}}],[{key:"fromConfig",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=t.cell,a=Ft(r,n);return new e(Object.assign(t,{cell:a}))}}]),n}(xt);ia.className="RNN",a.serialization.registerClass(ia);var oa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(){return Object(i.a)(this,n),t.apply(this,arguments)}return n}(xt),sa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).DEFAULT_ACTIVATION="tanh",r.DEFAULT_KERNEL_INITIALIZER="glorotNormal",r.DEFAULT_RECURRENT_INITIALIZER="orthogonal",r.DEFAULT_BIAS_INITIALIZER="zeros",r.units=e.units,B(r.units,"units"),r.activation=kr(null==e.activation?r.DEFAULT_ACTIVATION:e.activation),r.useBias=null==e.useBias||e.useBias,r.kernelInitializer=nt(e.kernelInitializer||r.DEFAULT_KERNEL_INITIALIZER),r.recurrentInitializer=nt(e.recurrentInitializer||r.DEFAULT_RECURRENT_INITIALIZER),r.biasInitializer=nt(e.biasInitializer||r.DEFAULT_BIAS_INITIALIZER),r.kernelRegularizer=Mr(e.kernelRegularizer),r.recurrentRegularizer=Mr(e.recurrentRegularizer),r.biasRegularizer=Mr(e.biasRegularizer),r.kernelConstraint=J(e.kernelConstraint),r.recurrentConstraint=J(e.recurrentConstraint),r.biasConstraint=J(e.biasConstraint),r.dropout=pe([1,me([0,null==e.dropout?0:e.dropout])]),r.recurrentDropout=pe([1,me([0,null==e.recurrentDropout?0:e.recurrentDropout])]),r.stateSize=r.units,r.dropoutMask=null,r.recurrentDropoutMask=null,r}return Object(o.a)(n,[{key:"build",value:function(e){e=lt(e),this.kernel=this.addWeight("kernel",[e[e.length-1],this.units],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.recurrentKernel=this.addWeight("recurrent_kernel",[this.units,this.units],null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint),this.useBias?this.bias=this.addWeight("bias",[this.units],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint):this.bias=null,this.built=!0}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){if(2!==(e=e).length)throw new w("SimpleRNNCell expects 2 input Tensors, got ".concat(e.length,"."));var r=e[1];e=e[0];var i,o=null!=t.training&&t.training;0<n.dropout&&n.dropout<1&&null==n.dropoutMask&&(n.dropoutMask=pa({ones:function(){return a.onesLike(e)},rate:n.dropout,training:o})),0<n.recurrentDropout&&n.recurrentDropout<1&&null==n.recurrentDropoutMask&&(n.recurrentDropoutMask=pa({ones:function(){return a.onesLike(r)},rate:n.recurrentDropout,training:o}));var s=n.dropoutMask,u=n.recurrentDropoutMask;i=Ee(null!=s?a.mul(e,s):e,n.kernel.read()),null!=n.bias&&(i=Ae(i,n.bias.read())),null!=u&&(r=a.mul(r,u));var c=a.add(i,Ee(r,n.recurrentKernel.read()));return null!=n.activation&&(c=n.activation.apply(c)),[c,c]}))}},{key:"getConfig",value:function(){var e={units:this.units,activation:wr(this.activation),useBias:this.useBias,kernelInitializer:tt(this.kernelInitializer),recurrentInitializer:tt(this.recurrentInitializer),biasInitializer:tt(this.biasInitializer),kernelRegularizer:Tr(this.kernelRegularizer),recurrentRegularizer:Tr(this.recurrentRegularizer),biasRegularizer:Tr(this.biasRegularizer),activityRegularizer:Tr(this.activityRegularizer),kernelConstraint:K(this.kernelConstraint),recurrentConstraint:K(this.recurrentConstraint),biasConstraint:K(this.biasConstraint),dropout:this.dropout,recurrentDropout:this.recurrentDropout},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(oa);sa.className="SimpleRNNCell",a.serialization.registerClass(sa);var ua=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),e.cell=new sa(e),t.call(this,e)}return Object(o.a)(n,[{key:"call",value:function(e,t){var r=this;return Object(a.tidy)((function(){null!=r.cell.dropoutMask&&(a.dispose(r.cell.dropoutMask),r.cell.dropoutMask=null),null!=r.cell.recurrentDropoutMask&&(a.dispose(r.cell.recurrentDropoutMask),r.cell.recurrentDropoutMask=null);var i=null==t?null:t.mask,o=null==t?null:t.training,s=null==t?null:t.initialState;

2return Object(zt.a)(Object(p.a)(n.prototype),"call",r).call(r,e,{mask:i,training:o,initialState:s})}))}},{key:"getConfig",value:function(){var e={units:this.units,activation:wr(this.activation),useBias:this.useBias,kernelInitializer:tt(this.kernelInitializer),recurrentInitializer:tt(this.recurrentInitializer),biasInitializer:tt(this.biasInitializer),kernelRegularizer:Tr(this.kernelRegularizer),recurrentRegularizer:Tr(this.recurrentRegularizer),biasRegularizer:Tr(this.biasRegularizer),activityRegularizer:Tr(this.activityRegularizer),kernelConstraint:K(this.kernelConstraint),recurrentConstraint:K(this.recurrentConstraint),biasConstraint:K(this.biasConstraint),dropout:this.dropout,recurrentDropout:this.recurrentDropout},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return delete t.cell,Object.assign(e,t),e}},{key:"units",get:function(){return this.cell.units}},{key:"activation",get:function(){return this.cell.activation}},{key:"useBias",get:function(){return this.cell.useBias}},{key:"kernelInitializer",get:function(){return this.cell.kernelInitializer}},{key:"recurrentInitializer",get:function(){return this.cell.recurrentInitializer}},{key:"biasInitializer",get:function(){return this.cell.biasInitializer}},{key:"kernelRegularizer",get:function(){return this.cell.kernelRegularizer}},{key:"recurrentRegularizer",get:function(){return this.cell.recurrentRegularizer}},{key:"biasRegularizer",get:function(){return this.cell.biasRegularizer}},{key:"kernelConstraint",get:function(){return this.cell.kernelConstraint}},{key:"recurrentConstraint",get:function(){return this.cell.recurrentConstraint}},{key:"biasConstraint",get:function(){return this.cell.biasConstraint}},{key:"dropout",get:function(){return this.cell.dropout}},{key:"recurrentDropout",get:function(){return this.cell.recurrentDropout}}],[{key:"fromConfig",value:function(e,t){return new e(t)}}]),n}(ia);ua.className="SimpleRNN",a.serialization.registerClass(ua);var ca=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),(r=t.call(this,e)).DEFAULT_ACTIVATION="tanh",r.DEFAULT_RECURRENT_ACTIVATION="hardSigmoid",r.DEFAULT_KERNEL_INITIALIZER="glorotNormal",r.DEFAULT_RECURRENT_INITIALIZER="orthogonal",r.DEFAULT_BIAS_INITIALIZER="zeros",e.resetAfter)throw new w("GRUCell does not support reset_after parameter set to true.");return r.units=e.units,B(r.units,"units"),r.activation=kr(void 0===e.activation?r.DEFAULT_ACTIVATION:e.activation),r.recurrentActivation=kr(void 0===e.recurrentActivation?r.DEFAULT_RECURRENT_ACTIVATION:e.recurrentActivation),r.useBias=null==e.useBias||e.useBias,r.kernelInitializer=nt(e.kernelInitializer||r.DEFAULT_KERNEL_INITIALIZER),r.recurrentInitializer=nt(e.recurrentInitializer||r.DEFAULT_RECURRENT_INITIALIZER),r.biasInitializer=nt(e.biasInitializer||r.DEFAULT_BIAS_INITIALIZER),r.kernelRegularizer=Mr(e.kernelRegularizer),r.recurrentRegularizer=Mr(e.recurrentRegularizer),r.biasRegularizer=Mr(e.biasRegularizer),r.kernelConstraint=J(e.kernelConstraint),r.recurrentConstraint=J(e.recurrentConstraint),r.biasConstraint=J(e.biasConstraint),r.dropout=pe([1,me([0,null==e.dropout?0:e.dropout])]),r.recurrentDropout=pe([1,me([0,null==e.recurrentDropout?0:e.recurrentDropout])]),r.implementation=e.implementation,r.stateSize=r.units,r.dropoutMask=null,r.recurrentDropoutMask=null,r}return Object(o.a)(n,[{key:"build",value:function(e){var t=(e=lt(e))[e.length-1];this.kernel=this.addWeight("kernel",[t,3*this.units],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.recurrentKernel=this.addWeight("recurrent_kernel",[this.units,3*this.units],null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint),this.useBias?this.bias=this.addWeight("bias",[3*this.units],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint):this.bias=null,this.built=!0}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){if(2!==(e=e).length)throw new w("GRUCell expects 2 input Tensors (inputs, h, c), got "+"".concat(e.length,"."));var r=null!=t.training&&t.training,i=e[1];e=e[0],0<n.dropout&&n.dropout<1&&null==n.dropoutMask&&(n.dropoutMask=pa({ones:function(){return a.onesLike(e)},rate:n.dropout,training:r,count:3})),0<n.recurrentDropout&&n.recurrentDropout<1&&null==n.recurrentDropoutMask&&(n.recurrentDropoutMask=pa({ones:function(){return a.onesLike(i)},rate:n.recurrentDropout,training:r,count:3}));var o,s,u,c=n.dropoutMask,l=n.recurrentDropoutMask;0<n.dropout&&n.dropout<1&&(e=a.mul(e,c[0]));

2var d=Ee(e,n.kernel.read());n.useBias&&(d=Ae(d,n.bias.read())),0<n.recurrentDropout&&n.recurrentDropout<1&&(i=a.mul(i,l[0]));var f=n.recurrentKernel.read(),p=a.split(f,[2*n.units,n.units],f.rank-1),m=Object(h.a)(p,2),v=m[0],g=m[1],b=Ee(i,v),y=a.split(d,3,d.rank-1),x=Object(h.a)(y,3),O=x[0],k=x[1],S=x[2],_=a.split(b,2,b.rank-1),j=Object(h.a)(_,2),E=j[0],T=j[1];o=n.recurrentActivation.apply(a.add(O,E)),s=n.recurrentActivation.apply(a.add(k,T));var C=Ee(a.mul(s,i),g);u=n.activation.apply(a.add(S,C));var M=a.add(a.mul(o,i),a.mul(a.add(1,a.neg(o)),u));return[M,M]}))}},{key:"getConfig",value:function(){var e={units:this.units,activation:wr(this.activation),recurrentActivation:wr(this.recurrentActivation),useBias:this.useBias,kernelInitializer:tt(this.kernelInitializer),recurrentInitializer:tt(this.recurrentInitializer),biasInitializer:tt(this.biasInitializer),kernelRegularizer:Tr(this.kernelRegularizer),recurrentRegularizer:Tr(this.recurrentRegularizer),biasRegularizer:Tr(this.biasRegularizer),activityRegularizer:Tr(this.activityRegularizer),kernelConstraint:K(this.kernelConstraint),recurrentConstraint:K(this.recurrentConstraint),biasConstraint:K(this.biasConstraint),dropout:this.dropout,recurrentDropout:this.recurrentDropout,implementation:this.implementation,resetAfter:!1},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(oa);ca.className="GRUCell",a.serialization.registerClass(ca);var la=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),0===e.implementation&&console.warn("`implementation=0` has been deprecated, and now defaults to `implementation=1`. Please update your layer call."),e.cell=new ca(e),t.call(this,e)}return Object(o.a)(n,[{key:"call",value:function(e,t){var r=this;return Object(a.tidy)((function(){null!=r.cell.dropoutMask&&(a.dispose(r.cell.dropoutMask),r.cell.dropoutMask=null),null!=r.cell.recurrentDropoutMask&&(a.dispose(r.cell.recurrentDropoutMask),r.cell.recurrentDropoutMask=null);var i=null==t?null:t.mask,o=null==t?null:t.training,s=null==t?null:t.initialState;return Object(zt.a)(Object(p.a)(n.prototype),"call",r).call(r,e,{mask:i,training:o,initialState:s})}))}},{key:"getConfig",value:function(){var e={units:this.units,activation:wr(this.activation),recurrentActivation:wr(this.recurrentActivation),useBias:this.useBias,kernelInitializer:tt(this.kernelInitializer),recurrentInitializer:tt(this.recurrentInitializer),biasInitializer:tt(this.biasInitializer),kernelRegularizer:Tr(this.kernelRegularizer),recurrentRegularizer:Tr(this.recurrentRegularizer),biasRegularizer:Tr(this.biasRegularizer),activityRegularizer:Tr(this.activityRegularizer),kernelConstraint:K(this.kernelConstraint),recurrentConstraint:K(this.recurrentConstraint),biasConstraint:K(this.biasConstraint),dropout:this.dropout,recurrentDropout:this.recurrentDropout,implementation:this.implementation,resetAfter:!1},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return delete t.cell,Object.assign(e,t),e}},{key:"units",get:function(){return this.cell.units}},{key:"activation",get:function(){return this.cell.activation}},{key:"recurrentActivation",get:function(){return this.cell.recurrentActivation}},{key:"useBias",get:function(){return this.cell.useBias}},{key:"kernelInitializer",get:function(){return this.cell.kernelInitializer}},{key:"recurrentInitializer",get:function(){return this.cell.recurrentInitializer}},{key:"biasInitializer",get:function(){return this.cell.biasInitializer}},{key:"kernelRegularizer",get:function(){return this.cell.kernelRegularizer}},{key:"recurrentRegularizer",get:function(){return this.cell.recurrentRegularizer}},{key:"biasRegularizer",get:function(){return this.cell.biasRegularizer}},{key:"kernelConstraint",get:function(){return this.cell.kernelConstraint}},{key:"recurrentConstraint",get:function(){return this.cell.recurrentConstraint}},{key:"biasConstraint",get:function(){return this.cell.biasConstraint}},{key:"dropout",get:function(){return this.cell.dropout}},{key:"recurrentDropout",get:function(){return this.cell.recurrentDropout}},{key:"implementation",get:function(){return this.cell.implementation}}],[{key:"fromConfig",value:function(e,t){return 0===t.implmentation&&(t.implementation=1),new e(t)}}]),n}(ia);la.className="GRU",a.serialization.registerClass(la);var ha=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).DEFAULT_ACTIVATION="tanh",r.DEFAULT_RECURRENT_ACTIVATION="hardSigmoid",r.DEFAULT_KERNEL_INITIALIZER="glorotNormal",r.DEFAULT_RECURRENT_INITIALIZER="orthogonal",r.DEFAULT_BIAS_INITIALIZER="zeros",r.units=e.units,B(r.units,"units"),r.activation=kr(void 0===e.activation?r.DEFAULT_ACTIVATION:e.activation),r.recurrentActivation=kr(void 0===e.recurrentActivation?r.DEFAULT_RECURRENT_ACTIVATION:e.recurrentActivation),r.useBias=null==e.useBias||e.useBias,r.kernelInitializer=nt(e.kernelInitializer||r.DEFAULT_KERNEL_INITIALIZER),r.recurrentInitializer=nt(e.recurrentInitializer||r.DEFAULT_RECURRENT_INITIALIZER),r.biasInitializer=nt(e.biasInitializer||r.DEFAULT_BIAS_INITIALIZER),r.unitForgetBias=e.unitForgetBias,r.kernelRegularizer=Mr(e.kernelRegularizer),r.recurrentRegularizer=Mr(e.recurrentRegularizer),r.biasRegularizer=Mr(e.biasRegularizer),r.kernelConstraint=J(e.kernelConstraint),r.recurrentConstraint=J(e.recurrentConstraint),r.biasConstraint=J(e.biasConstraint),r.dropout=pe([1,me([0,null==e.dropout?0:e.dropout])]),r.recurrentDropout=pe([1,me([0,null==e.recurrentDropout?0:e.recurrentDropout])]),r.implementation=e.implementation,r.stateSize=[r.units,r.units],r.dropoutMask=null,r.recurrentDropoutMask=null,r}return Object(o.a)(n,[{key:"build",value:function(e){var t,n,r=(e

2=lt(e))[e.length-1];if(this.kernel=this.addWeight("kernel",[r,4*this.units],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.recurrentKernel=this.addWeight("recurrent_kernel",[this.units,4*this.units],null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint),this.useBias){if(this.unitForgetBias){var a=this.biasInitializer,c=this.units;n=new((t=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(){return Object(i.a)(this,n),t.apply(this,arguments)}return Object(o.a)(n,[{key:"apply",value:function(e,t){var n=a.apply([c]),r=(new Fe).apply([c]),i=a.apply([2*c]);return Se(Se(n,r),i)}}]),n}(Pe)).className="CustomInit",t)}else n=this.biasInitializer;this.bias=this.addWeight("bias",[4*this.units],null,n,this.biasRegularizer,!0,this.biasConstraint)}else this.bias=null;this.built=!0}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){var r=null!=t.training&&t.training;if(3!==(e=e).length)throw new w("LSTMCell expects 3 input Tensors (inputs, h, c), got "+"".concat(e.length,"."));var i=e[1],o=e[2];e=e[0],0<n.dropout&&n.dropout<1&&null==n.dropoutMask&&(n.dropoutMask=pa({ones:function(){return a.onesLike(e)},rate:n.dropout,training:r,count:4})),0<n.recurrentDropout&&n.recurrentDropout<1&&null==n.recurrentDropoutMask&&(n.recurrentDropoutMask=pa({ones:function(){return a.onesLike(i)},rate:n.recurrentDropout,training:r,count:4}));var s,u,c,l,d=n.dropoutMask,f=n.recurrentDropoutMask;0<n.dropout&&n.dropout<1&&(e=a.mul(e,d[0]));var p=Ee(e,n.kernel.read());0<n.recurrentDropout&&n.recurrentDropout<1&&(i=a.mul(i,f[0])),p=a.add(p,Ee(i,n.recurrentKernel.read())),n.useBias&&(p=Ae(p,n.bias.read()));var m=a.split(p,4,p.rank-1),v=Object(h.a)(m,4),g=v[0],b=v[1],y=v[2],x=v[3];s=n.recurrentActivation.apply(g),u=n.recurrentActivation.apply(b),c=a.add(a.mul(u,o),a.mul(s,n.activation.apply(y))),l=n.recurrentActivation.apply(x);var O=a.mul(l,n.activation.apply(c));return[O,O,c]}))}},{key:"getConfig",value:function(){var e={units:this.units,activation:wr(this.activation),recurrentActivation:wr(this.recurrentActivation),useBias:this.useBias,kernelInitializer:tt(this.kernelInitializer),recurrentInitializer:tt(this.recurrentInitializer),biasInitializer:tt(this.biasInitializer),unitForgetBias:this.unitForgetBias,kernelRegularizer:Tr(this.kernelRegularizer),recurrentRegularizer:Tr(this.recurrentRegularizer),biasRegularizer:Tr(this.biasRegularizer),activityRegularizer:Tr(this.activityRegularizer),kernelConstraint:K(this.kernelConstraint),recurrentConstraint:K(this.recurrentConstraint),biasConstraint:K(this.biasConstraint),dropout:this.dropout,recurrentDropout:this.recurrentDropout,implementation:this.implementation},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(oa);ha.className="LSTMCell",a.serialization.registerClass(ha);var da=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),0===e.implementation&&console.warn("`implementation=0` has been deprecated, and now defaults to `implementation=1`. Please update your layer call."),e.cell=new ha(e),t.call(this,e)}return Object(o.a)(n,[{key:"call",value:function(e,t){var r=this;return Object(a.tidy)((function(){null!=r.cell.dropoutMask&&(a.dispose(r.cell.dropoutMask),r.cell.dropoutMask=null),null!=r.cell.recurrentDropoutMask&&(a.dispose(r.cell.recurrentDropoutMask),r.cell.recurrentDropoutMask=null);var i=null==t?null:t.mask,o=null==t?null:t.training,s=null==t?null:t.initialState;return Object(zt.a)(Object(p.a)(n.prototype),"call",r).call(r,e,{mask:i,training:o,initialState:s})}))}},{key:"getConfig",value:function(){var e={units:this.units,activation:wr(this.activation),recurrentActivation:wr(this.recurrentActivation),useBias:this.useBias,kernelInitializer:tt(this.kernelInitializer),recurrentInitializer:tt(this.recurrentInitializer),biasInitializer:tt(this.biasInitializer),unitForgetBias:this.unitForgetBias,kernelRegularizer:Tr(this.kernelRegularizer),recurrentRegularizer:Tr(this.recurrentRegularizer),biasRegularizer:Tr(this.biasRegularizer),activityRegularizer:Tr(this.activityRegularizer),kernelConstraint:K(this.kernelConstraint),recurrentConstraint:K(this.recurrentConstraint),biasConstraint:K(this.biasConstraint),dropout:this.dropout,recurrentDropout:this.recurrentDropout,implementation:this.implementation},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return delete t.cell,Object.assign(e,t),e}},{key:"units",get:function(){return this.cell.units}},{key:"activation",get:function(){return this.cell.activation}},{key:"recurrentActivation",get:function(){return this.cell.recurrentActivation}},{key:"useBias",get:function(){return this.cell.useBias}},{key:"kernelInitializer",get:function(){return this.cell.kernelInitializer}},{key:"recurrentInitializer",get:function(){return this.cell.recurrentInitializer}},{key:"biasInitializer",get:function(){return this.cell.biasInitializer}},{key:"unitForgetBias",get:function(){return this.cell.unitForgetBias}},{key:"kernelRegularizer",get:function(){return this.cell.kernelRegularizer}},{key:"recurrentRegularizer",get:function(){return this.cell.recurrentRegularizer}},{key:"biasRegularizer",get:function(){return this.cell.biasRegularizer}},{key:"kernelConstraint",get:function(){return this.cell.kernelConstraint}},{key:"recurrentConstraint",get:function(){return this.cell.recurrentConstraint}},{key:"biasConstraint",get:function(){return this.cell.biasConstraint}},{key:"dropout",get:function(){return this.cell.dropout}},{key:"recurrentDropout",get:function(){return this.cell.recurrentDropout}},{key:"implementation",get:function(){return this.cell.implementation}}],[{key:"fromConfig",value:function(e,t){return 0===t.implmentation&&(t.implementation=1),new e(t)}}]),n}(ia);da.className="LSTM",a.serialization.registerClass(da);var fa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).cells=e.cells,r}return Object(o.a)(n,[{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){var r,a=(e=e).slice(1),i=[],o=Object(d.a)(n.cells.slice().reverse());try{for(o.s();!(r=o.n()).done;){var s=r.value;Array.isArray(s.stateSize)?i.push(a.splice(0,s.stateSize.length)):i.push(a.splice(0,1))}}catch(b){o.e(b)}finally{o.f()}i.reverse();for(var u,c=[],h=0;h<n.cells.length;++h){var f=n.cells[h];a=i[h],u=0===h?[e[0]].concat(a):[u[0]].concat(a),u=f.call(u,t),c.push(u.slice(1))}a=[];var p,m=Object(d.a)(c.slice().reverse());try{for(m.s();!(p=m.n()).done;){var v,g=p.value;(v=a).push.apply(v,Object(l.a)(g))}}

2catch(b){m.e(b)}finally{m.f()}return[u[0]].concat(a)}))}},{key:"build",value:function(e){var t;st(e)&&(e=e[0]),e=e,this.cells.forEach((function(n,r){se("RNNCell_".concat(r),(function(){n.build(e),t=Array.isArray(n.stateSize)?n.stateSize[0]:n.stateSize,e=[e[0],t]}))})),this.built=!0}},{key:"getConfig",value:function(){var e,t=[],r=Object(d.a)(this.cells);try{for(r.s();!(e=r.n()).done;){var a=e.value;t.push({className:a.getClassName(),config:a.getConfig()})}}catch(s){r.e(s)}finally{r.f()}var i={cells:t},o=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(i,o),i}},{key:"getWeights",value:function(){var e,t=[],n=Object(d.a)(this.cells);try{for(n.s();!(e=n.n()).done;){var r=e.value;t.push.apply(t,Object(l.a)(r.weights))}}catch(a){n.e(a)}finally{n.f()}return ft(t)}},{key:"setWeights",value:function(e){var t,n=[],r=Object(d.a)(this.cells);try{for(r.s();!(t=r.n()).done;)for(var a=t.value,i=a.weights.length,o=e.splice(i),s=0;s<a.weights.length;++s)n.push([a.weights[s],o[s]])}catch(u){r.e(u)}finally{r.f()}pt(n)}},{key:"stateSize",get:function(){var e,t=[],n=Object(d.a)(this.cells.slice().reverse());try{for(n.s();!(e=n.n()).done;){var r=e.value;Array.isArray(r.stateSize)?t.push.apply(t,Object(l.a)(r.stateSize)):t.push(r.stateSize)}}catch(a){n.e(a)}finally{n.f()}return t}},{key:"trainableWeights",get:function(){if(!this.trainable)return[];var e,t=[],n=Object(d.a)(this.cells);try{for(n.s();!(e=n.n()).done;){var r=e.value;t.push.apply(t,Object(l.a)(r.trainableWeights))}}catch(a){n.e(a)}finally{n.f()}return t}},{key:"nonTrainableWeights",get:function(){var e,t=[],n=Object(d.a)(this.cells);try{for(n.s();!(e=n.n()).done;){var r=e.value;t.push.apply(t,Object(l.a)(r.nonTrainableWeights))}}catch(u){n.e(u)}finally{n.f()}if(!this.trainable){var a,i=[],o=Object(d.a)(this.cells);try{for(o.s();!(a=o.n()).done;){var s=a.value;i.push.apply(i,Object(l.a)(s.trainableWeights))}}catch(u){o.e(u)}finally{o.f()}return i.concat(t)}return t}}],[{key:"fromConfig",value:function(e,t){var n,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},a=[],i=Object(d.a)(t.cells);try{for(i.s();!(n=i.n()).done;){var o=n.value;a.push(Ft(o,r))}}catch(s){i.e(s)}finally{i.f()}return new e({cells:a})}}]),n}(oa);function pa(e){var t=e.ones,n=e.rate,r=e.training,i=void 0!==r&&r,o=e.count,s=void 0===o?1:o,u=function(){return Re(t(),n)},c=function(){return Ie(u,t,i)};return!s||s<=1?a.keep(c().clone()):Array(s).fill(void 0).map(c).map((function(e){return a.keep(e.clone())}))}fa.className="StackedRNNCells",a.serialization.registerClass(fa);var ma=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var a=0;for(r=Object.getOwnPropertySymbols(e);a<r.length;a++)t.indexOf(r[a])<0&&Object.prototype.propertyIsEnumerable.call(e,r[a])&&(n[r[a]]=e[r[a]])}return n},va=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),e.unroll)throw new O("Unrolling is not possible with convolutional RNNs.");if(Array.isArray(e.cell))throw new O("It is not possible at the moment to stack convolutional cells.");return(r=t.call(this,e)).inputSpec=[new mt({ndim:5})],r}return Object(o.a)(n,[{key:"call",value:function(e,t){var r=this;return a.tidy((function(){if(null!=r.cell.dropoutMask&&(a.dispose(r.cell.dropoutMask),r.cell.dropoutMask=null),null!=r.cell.recurrentDropoutMask&&(a.dispose(r.cell.recurrentDropoutMask),r.cell.recurrentDropoutMask=null),t&&t.constants)throw new w("ConvRNN2D cell does not support constants");var i=null==t?null:t.mask,o=null==t?null:t.training,s=null==t?null:t.initialState;return Object(zt.a)(Object(p.a)(n.prototype),"call",r).call(r,e,{mask:i,training:o,initialState:s})}))}},{key:"computeOutputShape",value:function(e){var t=this.computeSingleOutputShape(e);return this.returnSequences||(t=[t[0]].concat(Object(l.a)(t.slice(2)))),this.returnState&&(t=[t].concat(Object(l.a)(Array(2).fill([e[0]].concat(Object(l.a)(t.slice(-3))))))),t}},{key:"getInitialState",value:function(e){var t=this;return a.tidy((function(){var n=t.cell.stateSize,r=e.shape,i=t.computeSingleOutputShape(r),o=[i[0]].concat(Object(l.a)(i.slice(2))),s=a.zeros(o);return Array.isArray(n)?Array(n.length).fill(s):[s]}))}},{key:"resetStates",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]&&arguments[1];a.tidy((function(){if(!t.stateful)throw new y("Cannot call resetStates() on an RNN Layer that is not stateful.");var r=t.inputSpec[0].shape,i=t.computeSingleOutputShape(r),o=[i[0]].concat(Object(l.a)(i.slice(2)));if(null==r[0])throw new w("If an RNN is stateful, it needs to know its batch size. Specify the batch size of your input tensors: \n- If using a Sequential model, specify the batch size by passing a `batchInputShape` option to your first layer.\n- If using the functional API, specify the batch size by passing a `batchShape` option to your Input layer.");if(null==t.getStates())Array.isArray(t.cell.stateSize)?t.states_=t.cell.stateSize.map((function(){return a.zeros(o)})):t.states_=[a.zeros(o)];else if(null==e)a.dispose(t.states_),null!=t.keptStates&&(a.dispose(t.keptStates),t.keptStates=[]),Array.isArray(t.cell.stateSize)?t.states_=t.cell.stateSize.map((function(){return a.zeros(o)})):t.states_[0]=a.zeros(o);else{if(Array.isArray(e)||(e=[e]),e.length!==t.states_.length)throw new w("Layer ".concat(t.name," expects ").concat(t.states_.length," state(s), ")+"but it received ".concat(e.length," state value(s). Input ")+"received: ".concat(e));n?t.keptStates.push(t.states_.slice()):a.dispose(t.states_);for(var s=0;s<t.states_.length;++s){var u=e[s],c=o;if(!a.util.arraysEqual(u.shape,c))throw new w("State ".concat(s," is incompatible with layer ").concat(t.name,": ")+"expected shape=".concat(c,", received shape=").concat(u.shape));t.states_[s]=u}}t.states_=t.states_.map((function(e){return a.keep(e.clone())}))}))}},{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this),t=(e.cell,ma(e,["cell"])),r=this.cell.getConfig();return Object.assign({},r,t)}},{key:"computeSingleOutputShape",value:function(e){var t=this.cell,n=t.dataFormat,r=t.filters,a=t.kernelSize,i=t.padding,o=t.strides,s=t.dilationRate,u="channelsFirst"===n,c=e[u?3:2],h=e[u?4:3],d=Fr(c,a[0],i,o[0],s[0]),f=Fr(h,a[1],i,o[1],s[1]);return[].concat(Object(l.a)(e.slice(0,2)),Object(l.a)(u?[r,d,f]:[d,f,r]))}}]),n}(ia);va.className="ConvRNN2D";var ga=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;Object(i.a)(this,n);var a=e.filters,o=e.kernelSize,s=e.strides,u=e.padding,c=e.dataFormat,l=e.dilationRate;return(r=t.call(this,Object.assign({},e,{units:a}))).filters=a,B(r.filters,"filters"),r.kernelSize=zr(o,2,"kernelSize"),r.kernelSize.map((function(e){return B(e,"kernelSize")})),r.strides=zr(s||1,2,"strides"),r.strides.map((function(e){return B(e,"strides")})),r.padding=u||"valid",ae(r.padding),r.dataFormat=c||"channelsLast",re(r.dataFormat),r.dilationRate=zr(l||1,2,"dilationRate"),r.dilationRate.map((function(e){return B(e,"dilationRate")})),r}return Object(o.a)(n,[{key:"build",value:function(e){var t;e=lt(e);var n="channelsFirst"===this.dataFormat?1:e.length-1;if(null==e[n])throw new w("The channel dimension of the input should be defined. "+"Found ".concat(e[n]));var r=e[n],c=this.kernelSize.concat([r,4*this.filters]);this.kernel=this.addWeight("kernel",c,null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint);var l=this.kernelSize.concat([this.filters,4*this.filters]);if(this.recurrentKernel=this.addWeight("recurrent_kernel",l,null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint),this.useBias){var h;if(this.unitForgetBias){var d=this.biasInitializer,f=this.filters;h=new((t=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(){return Object(i.a)(this,n),t.apply(this,arguments)}return Object(o.a)(n,[{key:"apply",value:function(e,t){return ke([d.apply([f]),a.ones([f]),d.apply([2*f])])}}]),n}(Pe)).className="CustomInit",t)}else h=this.biasInitializer;this.bias=this.addWeight("bias",[4*this.filters],null,h,this.biasRegularizer,!0,this.biasConstraint)}this.built=!0}},{key:"call",value:function(e,t){var n=this;return a.tidy((function(){if(3!==e.length)throw new w("ConvLSTM2DCell expects 3 input Tensors (inputs, h, c), got "+"".concat(e.length,"."));var r=t.training||!1,i=e[0],o=e[1],s=e[2];0<n.dropout&&n.dropout<1&&null==n.dropoutMask&&(n.dropoutMask=pa({ones:function(){return a.onesLike(i)},rate:n.dropout,training:r,count:4}));var u=n.dropoutMask,c=function(e,t,n){return t&&t[n]?a.mul(t[n],e):e},l=c(i,u,0),d=c(i,u,1),f=c(i,u,2),p=c(i,u,3);0<n.recurrentDropout&&n.recurrentDropout<1&&null==n.recurrentDropoutMask&&(n.recurrentDropoutMask=pa({ones:function(){return a.onesLike(o)},rate:n.recurrentDropout,training:r,count:4}));var m=n.recurrentDropoutMask,v=c(o,m,0),g=c(o,m,1),b=c(o,m,2),y=c(o,m,3),x=a.split(n.kernel.read(),4,3),O=Object(h.a)(x,4),k=O[0],S=O[1],_=O[2],j=O[3],E=n.useBias?a.split(n.bias.read(),4):[null,null,null,null],T=Object(h.a)(E,4),C=T[0],M=T[1],A=T[2],N=T[3];l=n.inputConv(l,k,C,n.padding),d=n.inputConv(d,S,M,n.padding),f=n.inputConv(f,_,A,n.padding),p=n.inputConv(p,j,N,n.padding);var R=a.split(n.recurrentKernel.read(),4,3),I=Object(h.a)(R,4),L=I[0],D=I[1],P=I[2],z=I[3];v=n.recurrentConv(v,L),g=n.recurrentConv(g,D),b=n.recurrentConv(b,P),y=n.recurrentConv(y,z);var F=n.recurrentActivation.apply(a.add(l,v)),B=n.recurrentActivation.apply(a.add(d,g)),U=a.add(a.mul(B,s),a.mul(F,n.activation.apply(a.add(f,b)))),W=a.mul(n.recurrentActivation.apply(a.add(p,y)),n.activation.apply(U));return[W,W,U]}))}},{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this),t=(e.units,ma(e,["units"])),r={filters:this.filters,kernelSize:this.kernelSize,padding:this.padding,dataFormat:this.dataFormat,dilationRate:this.dilationRate};return Object.assign({},t,r)}},{key:"inputConv",value:function(e,t,n,r){var i=a.conv2d(e,t,this.strides,r||"valid","channelsFirst"===this.dataFormat?"NCHW":"NHWC",this.dilationRate);return n?Ae(i,n,this.dataFormat):i}},{key:"recurrentConv",value:function(e,t){return a.conv2d(e,t,1,"same","channelsFirst"===this.dataFormat?"NCHW":"NHWC")}}]),n}(ha);ga.className="ConvLSTM2DCell",a.serialization.registerClass(ga);var ba=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){Object(i.a)(this,n);var r=new ga(e);return t.call(this,Object.assign({},e,{cell:r}))}return Object(o.a)(n,null,[{key:"fromConfig",value:function(e,t){return new e(t)}}]),n}(va);ba.className="ConvLSTM2D",a.serialization.registerClass(ba);var ya=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).rate=Math.max(Math.min(e.rate,1),0),r.noiseShape=e.noiseShape,r.seed=e.seed,r.supportsMasking=!0,r}return Object(o.a)(n,[{key:"getNoiseShape",value:function(e){if(null==this.noiseShape)return this.noiseShape;for(var t=e.shape,n=[],r=0;r<this.noiseShape.length;++r)n.push(null==this.noiseShape[r]?t[r]:this.noiseShape[r]);return n}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){n.invokeCallHook(e,t);var r=ct(e);if(0<n.rate&&n.rate<1){var a=null!=t.training&&t.training,i=n.getNoiseShape(r);return Ie((function(){return Re(r,n.rate,i,n.seed)}),(function(){return r}),a)}return e}))}},{key:"getConfig",value:function(){var e={rate:this.rate,noiseShape:this.noiseShape,seed:this.seed},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}},{key:"dispose",value:function(){return Object(zt.a)(Object(p.a)(n.prototype),"dis

2pose",this).call(this)}}]),n}(xt);ya.className="Dropout",a.serialization.registerClass(ya);var xa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).inputSpec=[{ndim:3}],r}return Object(o.a)(n,[{key:"getNoiseShape",value:function(e){var t=e.shape;return[t[0],1,t[2]]}}]),n}(ya);xa.className="SpatialDropout1D",a.serialization.registerClass(xa);var wa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),(r=t.call(this,e)).activation=null,r.useBias=!0,r.kernel=null,r.bias=null,r.DEFAULT_KERNEL_INITIALIZER="glorotNormal",r.DEFAULT_BIAS_INITIALIZER="zeros",null==e.batchInputShape&&null==e.inputShape&&null!=e.inputDim){var a=null;null!=e.batchSize&&(a=e.batchSize),r.batchInputShape=[a,e.inputDim]}return r.units=e.units,B(r.units,"units"),r.activation=kr(e.activation),null!=e.useBias&&(r.useBias=e.useBias),r.kernelInitializer=nt(e.kernelInitializer||r.DEFAULT_KERNEL_INITIALIZER),r.biasInitializer=nt(e.biasInitializer||r.DEFAULT_BIAS_INITIALIZER),r.kernelConstraint=J(e.kernelConstraint),r.biasConstraint=J(e.biasConstraint),r.kernelRegularizer=Mr(e.kernelRegularizer),r.biasRegularizer=Mr(e.biasRegularizer),r.activityRegularizer=Mr(e.activityRegularizer),r.supportsMasking=!0,r.inputSpec=[{minNDim:2}],r}return Object(o.a)(n,[{key:"build",value:function(e){var t=(e=lt(e))[e.length-1];null==this.kernel&&(this.kernel=this.addWeight("kernel",[t,this.units],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.useBias&&(this.bias=this.addWeight("bias",[this.units],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint))),this.inputSpec=[{minNDim:2,axes:Object(Pr.a)({},-1,t)}],this.built=!0}},{key:"computeOutputShape",value:function(e){var t=(e=lt(e)).slice();return t[t.length-1]=this.units,t}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){n.invokeCallHook(e,t);var r,a=ct(e),i=U(n.activation.getClassName());return null!=i?r=Ee(a,n.kernel.read(),i,n.bias?n.bias.read():null):(r=Ee(a,n.kernel.read()),null!=n.bias&&(r=Ae(r,n.bias.read())),null!=n.activation&&(r=n.activation.apply(r))),r}))}},{key:"getConfig",value:function(){var e={units:this.units,activation:wr(this.activation),useBias:this.useBias,kernelInitializer:tt(this.kernelInitializer),biasInitializer:tt(this.biasInitializer),kernelRegularizer:Tr(this.kernelRegularizer),biasRegularizer:Tr(this.biasRegularizer),activityRegularizer:Tr(this.activityRegularizer),kernelConstraint:K(this.kernelConstraint),biasConstraint:K(this.biasConstraint)},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);wa.className="Dense",a.serialization.registerClass(wa);var Oa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),e=e||{},(r=t.call(this,e)).inputSpec=[{minNDim:3}],r.dataFormat=e.dataFormat,r}return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){e=lt(e);var t,n=Object(d.a)(e.slice(1));try{for(n.s();!(t=n.n()).done;){if(null==t.value)throw new w('The shape of the input to "Flatten" is not fully defined '+"(got ".concat(e.slice(1),"). Make sure to pass a complete ")+'"input_shape" or "batch_input_shape" argument to the first layer in your model.')}}catch(r){n.e(r)}finally{n.f()}return[e[0],de(e,1)]}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){n.invokeCallHook(e,t);var r=ct(e);if("channelsFirst"===n.dataFormat&&r.rank>1){for(var a=[0],i=2;i<r.rank;++i)a.push(i);a.push(1),r=r.transpose(a)}return function(e){if(e.rank<=1)throw new w("batchFlatten requires a minimum rank of 2. Got rank: ".concat(e.rank,"."));var t=[e.shape[0],de(e.shape,1)];return e.reshape(t)}(r)}))}},{key:"getConfig",value:function(){var e={};null!=this.dataFormat&&(e.dataFormat=this.dataFormat);var t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);Oa.className="Flatten",a.serialization.registerClass(Oa);var ka=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).supportsMasking=!0,r.activation=kr(e.activation),r}return Object(o.a)(n,[{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){n.invokeCallHook(e,t);var r=ct(e);return n.activation.apply(r)}))}},{key:"getConfig",value:function(){var e={activation:wr(this.activation)},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);ka.className="Activation",a.serialization.registerClass(ka);var Sa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).n=e.n,r.inputSpec=[{ndim:2}],r}

2return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){return[e[0],this.n,e[1]]}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){return e=ct(e),t=e,r=n.n,Object(a.tidy)((function(){if(2!==t.shape.length)throw new w("repeat() expects a rank-2 tensor, but received a "+"rank-".concat(t.shape.length," tensor."));return _e(be(t,1),[1,r,1])}));var t,r}))}},{key:"getConfig",value:function(){var e={n:this.n},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);Sa.className="RepeatVector",a.serialization.registerClass(Sa);var _a=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;Object(i.a)(this,n),(r=t.call(this,e)).targetShape=e.targetShape;for(var a=0;a<r.targetShape.length;++a)r.isUnknown(r.targetShape[a])&&(r.targetShape[a]=null);return r}return Object(o.a)(n,[{key:"isUnknown",value:function(e){return e<0||null==e}},{key:"fixUnknownDimension",value:function(e,t){for(var n="Total size of new array must be unchanged.",r=t.slice(),a=1,i=null,o=0;o<r.length;++o){var s=r[o];if(this.isUnknown(s)){if(null!==i)throw new w("Can only specifiy one unknown dimension.");i=o}else a*=s}var u=de(e);if(null!==i){if(0===a||u%a!==0)throw new w(n);r[i]=u/a}else if(u!==a)throw new w(n);return r}},{key:"computeOutputShape",value:function(e){for(var t=!1,n=0;n<e.length;++n)if(this.isUnknown(e[n])){t=!0;break}return t?e.slice(0,1).concat(this.targetShape):e.slice(0,1).concat(this.fixUnknownDimension(e.slice(1),this.targetShape))}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){n.invokeCallHook(e,t);var r=ct(e),a=r.shape,i=a.slice(0,1).concat(n.fixUnknownDimension(a.slice(1),n.targetShape));return r.reshape(i)}))}},{key:"getConfig",value:function(){var e={targetShape:this.targetShape},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);_a.className="Reshape",a.serialization.registerClass(_a);var ja=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),r=t.call(this,e),null==e.dims)throw new Error("Required configuration field `dims` is missing during Permute constructor call.");if(!Array.isArray(e.dims))throw new Error("Permute constructor requires `dims` to be an Array, but received "+"".concat(e.dims," instead."));var o=ve(1,e.dims.length+1);if(!a.util.arraysEqual(e.dims.slice().sort(),o))throw new Error("Invalid permutation `dims`: "+JSON.stringify(e.dims)+" `dims` must contain consecutive integers starting from 1.");return r.dims=e.dims,r.dimsIncludingBatch=[0].concat(r.dims),r.inputSpec=[new mt({ndim:r.dims.length+1})],r}return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){var t=(e=lt(e)).slice();return this.dims.forEach((function(n,r){t[r+1]=e[n]})),t}},{key:"call",value:function(e,t){return Object(a.transpose)(ct(e),this.dimsIncludingBatch)}},{key:"getConfig",value:function(){var e={dims:this.dims},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);ja.className="Permute",a.serialization.registerClass(ja);var Ea=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,null==e?{}:e)).supportsMasking=!0,r.maskValue=null!=e?null==e.maskValue?0:e.maskValue:0,r}return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){return e}},{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this),t={maskValue:this.maskValue};return Object.assign(t,e),t}},{key:"computeMask",value:function(e,t){var n=ct(e);return Object(a.any)(Object(a.notEqual)(n,this.maskValue),-1)}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){n.invokeCallHook(e,t);var r=ct(e),i=Object(a.any)(Object(a.notEqual)(r,n.maskValue),-1,!0);return r.mul(i.asType(r.dtype))}))}}]),n}(xt);Ea.className="Masking",a.serialization.registerClass(Ea);var Ta=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),(r=t.call(this,e)).embeddings=null,r.DEFAULT_EMBEDDINGS_INITIALIZER="randomUniform",null==e.batchInputShape&&null==e.inputShape){var a=null;null!=e.batchSize&&(a=e.batchSize),null==e.inputLength?r.batchInputShape=[a,null]:r.batchInputShape=[a].concat(T(e.inputLength))}return r.inputDim=e.inputDim,B(r.inputDim,"inputDim"),r.outputDim=e.outputDim,B(r.outputDim,"outputDim"),r.embeddingsInitializer=nt(e.embeddingsInitializer||r.DEFAULT_EMBEDDINGS_INITIALIZER),r.embeddingsRegularizer=Mr(e.embeddingsRegularizer),r.activityRegularizer=Mr(e.activityRegularizer),r.embeddingsConstraint=J(e.embeddingsConstraint),r.maskZero=e.maskZero,r.supportsMasking=e.maskZero,r.inputLength=e.inputLength,r}return Object(o.a)(n,[{key:"build",value:function(e){this.embeddings=this.addWeight("embeddings",[this.inputDim,this.outputDim],this.dtype,this.embeddingsInitializer,this.embeddingsRegularizer,!0,this.embeddingsConstraint),this.built=!0}},{key:"warnOnIncompatibleInputShape",value:function(e){}},{key:"computeMask",value:function(e,t){var n=this;return Object(a.tidy)((function(){return n.maskZero?(e=ct(e),Object(a.notEqual)(e,Object(a.zerosLike)(e))):null}))}},{key:"computeOutputShape",value:function(e){if(e=lt(e),null==this.inputLength)return[].concat(Object(l.a)(e),[this.outputDim]);var t=T(this.inputLength);if(t.length!==e.length-1)throw new w('"inputLength" is '.concat(this.inputLength,", but received ")+"input shape has shape ".concat(e));for(var n=0,r=0;r<t.length;++r){var a=t[r],i=e[r+1];if(null!=a&&null!=i&&a!==i)throw new w('"inputLength" is '.concat(this.inputLength,", but received ")+"input shape has shape ".concat(e));null==a&&(t[n]=i),n++}return[e[0]].concat(Object(l.a)(t),[this.outputDim])}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){n.invokeCallHook(e,t);var r=ct(e);return"int32"!==r.dtype&&(r=ge(r,"int32")),Te(n.embeddings.read(),r.as1D()).reshape(lt(n.computeOutputShape(r.shape)))}))}},{key:"getConfig",value:function(){var e={inputDim:this.inputDim,outputDim:this.outputDim,embeddingsInitializer:tt(this.embeddingsInitializer),embeddingsRegularizer:Tr(this.embeddingsRegularizer),activityRegularizer:Tr(this.activityRegularizer),embeddingsConstraint:K(this.embeddingsConstraint),maskZero:this.maskZero,inputLength:this.inputLength},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);Ta.className="Embedding",a.serialization.registerClass(Ta);

2var Ca=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e||{})).supportsMasking=!0,r}return Object(o.a)(n,[{key:"mergeFunction",value:function(e){throw new O}},{key:"computeElementwiseOpOutputShape",value:function(e,t){if(null==e||null==t)return null;if(e.length<t.length)return this.computeElementwiseOpOutputShape(t,e);if(0===t.length)return e;for(var n=e.slice(0,e.length-t.length),r=0;r<t.length;++r){var a=e[e.length-t.length+r],i=t[r];if(null==a||null==i||a<0||i<0)n.push(null);else if(1===a)n.push(i);else if(1===i)n.push(a);else{if(a!==i)throw new w("Operands could not be broadcast together with shapes "+JSON.stringify(e)+" "+JSON.stringify(t));n.push(a)}}return n}},{key:"build",value:function(e){if(Array.isArray(e)&&!Array.isArray(e[0])&&(e=[lt(e)]),(e=e).length<2)throw new w("A merge layer should be called on an Array of at least 2 inputs."+" Got ".concat(e.length," input(s)."));var t,n=[],r=Object(d.a)(e);try{for(r.s();!(t=r.n()).done;){var a=t.value;null!=a&&null!==a[0]&&n.push(a[0])}}catch(c){r.e(c)}finally{r.f()}if((n=D(n)).length>1)throw new w("Can not merge tensors with different batch sizes. "+"Got tensors with shapes: ".concat(JSON.stringify(e),"."));for(var i=null==e[0]?null:e[0].slice(1),o=1;o<e.length;++o){var s=null==e[o]?null:e[o].slice(1);i=this.computeElementwiseOpOutputShape(i,s)}var u=e.map((function(e){return e.length}));-1===e.indexOf(null)&&1===D(u).length?this.reshapeRequired=!1:this.reshapeRequired=!0}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){if(e=e,n.reshapeRequired){var t=[],r=e.map((function(e){return e.rank}));if(-1===r.indexOf(null)){var i,o=me(r),s=Object(d.a)(e);try{for(s.s();!(i=s.n()).done;){for(var u=i.value,c=u.rank,l=0;l<o-c;++l)u=be(u,1);t.push(u)}}catch(T){s.e(T)}finally{s.f()}return n.mergeFunction(t)}var h,f=!1,p=Object(d.a)(e);try{for(p.s();!(h=p.n()).done;){var m=h.value,v=m.rank;if(null==v){var g=m.shape,b=g[0],y=g.slice(1).concat([b]),x=m.reshape([b].concat(de(g.slice(1))));x=(x=a.transpose(x,[1,0])).reshape(y),t.push(x),f=!0}else if(v>1){var w=ve(1,v).concat([0]);t.push(a.transpose(m,w)),f=!0}else t.push(m)}}catch(T){p.e(T)}finally{p.f()}var O=n.mergeFunction(t),k=O.rank;if(f)if(null==k){var S=O.shape,_=S[S.length-1],j=[_].concat(S.slice(0,S.length-1));O=a.transpose(O.reshape([-1,_]),[1,0]).reshape(j)}else if(k>1){var E=[k-1].concat(ve(0,k-1));O=a.transpose(O,E)}return O}return n.mergeFunction(e)}))}},{key:"computeOutputShape",value:function(e){var t;t=null==(e=e)[0]?null:e[0].slice(1);for(var n=1;n<e.length;++n){var r=null==e[n]?null:e[n].slice(1);t=this.computeElementwiseOpOutputShape(t,r)}var a,i=[],o=Object(d.a)(e);try{for(o.s();!(a=o.n()).done;){var s=a.value;null!=s&&null!==s[0]&&i.push(s[0])}}catch(u){o.e(u)}finally{o.f()}return t=1===(i=D(i)).length?i.concat(t):[null].concat(t)}},{key:"computeMask",value:function(e,t){return a.tidy((function(){if(null==t)return null;if(!Array.isArray(t))throw new w("`mask` should be an Array");if(!Array.isArray(e))throw new w("`inputs` should be an Array");if(t.length!==e.length)throw new w("The Array 'inputs' and 'mask' are expected to have the same length, but have different lengths "+"(".concat(e.length," vs ").concat(t.length,")"));if(t.every((function(e){return null==e})))return null;for(var n=(t=t.map((function(e){return null==e?e:a.expandDims(e,0)})))[0],r=1;r<t.length-1;++r)n=a.logicalAnd(n,t[r]);return n}))}}]),n}(xt),Ma=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e)}return Object(o.a)(n,[{key:"mergeFunction",value:function(e){return Object(a.tidy)((function(){for(var t=e[0].clone(),n=1;n<e.length;++n)t=a.add(t,e[n]);return t}))}}]),n}(Ca);Ma.className="Add",a.serialization.registerClass(Ma);var Aa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e)}return Object(o.a)(n,[{key:"mergeFunction",value:function(e){return Object(a.tidy)((function(){for(var t=e[0].clone(),n=1;n<e.length;++n)t=a.mul(t,e[n]);return t}))}}]),n}(Ca);Aa.className="Multiply",a.serialization.registerClass(Aa);var Na=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e)}return Object(o.a)(n,[{key:"mergeFunction",value:function(e){return Object(a.tidy)((function(){for(var t=e[0].clone(),n=1;n<e.length;++n)t=a.add(t,e[n]);return a.mul(1/e.length,t)}))}}]),n}(Ca);Na.className="Average",a.serialization.registerClass(Na);var Ra=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e)}return Object(o.a)(n,[{key:"mergeFunction",value:function(e){return Object(a.tidy)((function(){for(var t=e[0],n=1;n<e.length;++n)t=a.maximum(t,e[n]);return t}))}}]),n}(Ca);Ra.className="Maximum",a.serialization.registerClass(Ra);var Ia=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e)}return Object(o.a)(n,[{key:"mergeFunction",value:function(e){return Object(a.tidy)((function(){for(var t=e[0],n=1;n<e.length;++n)t=a.minimum(t,e[n]);return t}))}}]),n}(Ca);Ia.className="Minimum",a.serialization.registerClass(Ia);var La=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).DEFAULT_AXIS=-1,null==e&&(e={}),r.axis=null==e.axis?r.DEFAULT_AXIS:e.axis,r.supportsMasking=!0,r.reshapeRequired=!1,r}return Object(o.a)(n,[{key:"build",value:function(e){if(!Array.isArray(e)||!Array.isArray(e[0])||1===e.length)throw new w("A `Concatenate` layer should be called on a list of at least 2 inputs");e=e;var t,n=!0,r=Object(d.a)(e);try{for(r.s();!(t=r.n()).done;){if(null!=t.value){n=!1;break}}}catch(f){r.e(f)}finally{r.f()}if(!n){for(var i=[],o=0;o<e.length;++o){var s=e[o].slice();s.splice(this.axis,1);var u,c=!1,l=Object(d.a)(i);try{for(l.s();!(u=l.n()).done;){var h=u.value;if(a.util.arraysEqual(h,s)){c=!0;break}}}catch(f){l.e(f)}finally{l.f()}c||i.push(s)}if(i.length>1)throw new w("A `Concatenate` layer requires inputs with matching shapes except for the concat axis. Got input shapes: "+JSON.stringify(e))}}},{key:"mergeFunction",value:function(e){var t=this;return Object(a.tidy)((function(){return ke(e,t.axis)}))}},{key:"computeOutputShape",value:function(e){if(!Array.isArray(e)||!Array.isArray(e[0]))throw new w("A `Concatenate` layer should be called on a list of inputs.");var t,n=e,r=n[0].slice(),a=this.axis<0?r.length+this.axis:this.axis,i=Object(d.a)(n.slice(1));try{for(i.s();!(t=i.n()).done;){var o=t.value;if(null==r[a]||null==o[a]){r[a]=null;break}r[a]+=o[a]}}catch(s){i.e(s)}finally{i.f()}return r}},{key:"computeMask",value:function(e,t){var n=this;if(null==t)return null;if(!Array.isArray(t))throw new w("`mask` should be an array for Concatenate");if(!Array.isArray(e))throw new w("`inputs` should be an array for Concatenate");if(t.length!==e.length)throw new w("Mismatch in the length of mask (".concat(t.length,") ")+"and the legnth of inputs (".concat(e.length,")"));return a.tidy((function(){var r=!0;if(t.forEach((function(e){null==e||(r=!1)})),r)return null;for(var i=[],o=0;o<e.length;++o)null==t[o]?i.push(a.onesLike(e[o]).asType("bool")):t[o].rank<e[o].rank?i.push(a.expandDims(t[o],-1)):i.push(t[o]);var s=a.concat(i,n.axis);return a.all(s,-1,!1)}))}},{key:"getConfig",value:function(){var e={axis:this.axis},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(Ca);function Da(e,t){for(;e<0;)e+=t;return e}La.className="Concatenate",a.serialization.registerClass(La);var Pa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).axes=e.axes,r.normalize=null!=e.normalize&&e.normalize,r.supportsMasking=!0,r.reshapeRequired=!1,r}return Object(o.a)(n,[{key:"build",value:function(e){a.util.assert(Array.isArray(e)&&2===e.length&&Array.isArray(e[0])&&Array.isArray(e[1]),(function(){return"A `Dot` layer should be called on a list of exactly 2 inputs."}));var t=e[0],n=e[1];if(t.length>3||n.length>3)throw new O("Dot layer does not support tensors of 4D or higher rank yet.");var r=this.interpretAxes(t,n);if(t[r[0]]!==n[r[1]])throw new w("Dimension incompatibility: "+"".concat(t[r[0]]," !== ").concat(n[r[1]]))}},{key:"mergeFunction",value:function(e){if(2!==e.length)throw new w("A `Dot` layer must be called on exactly 2 inputs, "+"but received ".concat(e.length," input(s)."));var t,n=e[0],r=e[1];return t=Array.isArray(this.axes)?this.axes.map((function(t,n){return Da(t,e[n].shape.length)})):[Da(this.axes,n.shape.length),Da(this.axes,r.shape.length)],this.normalize&&(n=Bt(n,t[0]),r=Bt(r,t[1])),function(e,t,n){if(e.shape.length>3||t.shape.length>3)throw new O("batchDot is not implemented for tensors of 4D or higher rank yet");if(a.util.assert(e.shape.length>=2,(function(){return"batchDot requires the rank of x to be >= 2, "+"but got ".concat(e.shape.length)})),a.util.assert(e.shape.length>=2,(function(){return"batchDot requires the rank of y to be >= 2, "+"but got ".concat(t.shape.length)})),"number"===typeof n&&(n=[n,n]),"complex64"===e.dtype||"complex64"===t.dtype)throw new O("batchDot is not implemented for complex64-type Tensors yet.");var r=e.shape.length,i=t.shape.length;null==n&&(n=[r-1,i-2]);var o=n;return a.tidy((function(){var n,a;if(r>i){n=r-i;for(var s=[],u=0;u<n;++u)s.push(1);

2t=t.reshape(t.shape.concat(s))}else if(i>r){n=i-r;for(var c=[],l=0;l<n;++l)c.push(1);e=e.reshape(e.shape.concat(c))}else n=0;if(2===e.shape.length&&2===t.shape.length)a=o[0]===o[1]?e.mul(t).sum(o[0]):e.transpose([1,0]).mul(t).sum(o[1]);else{var h=o[0]!==e.shape.length-1,d=o[1]===t.shape.length-1;a=e.matMul(t,h,d)}if(n>0){for(var f,p=[],m=f=r>i?r+i-3:r-1;m<f+n;++m)p.push(m);a=a.squeeze(p)}return 1===a.shape.length&&(a=a.expandDims(1)),a}))}(n,r,t)}},{key:"interpretAxes",value:function(e,t){return Array.isArray(this.axes)?this.axes:[Da(this.axes,e.length),Da(this.axes,t.length)]}},{key:"computeOutputShape",value:function(e){a.util.assert(Array.isArray(e)&&2===e.length&&Array.isArray(e[0])&&Array.isArray(e[1]),(function(){return"A `Dot` layer should be called on a list of exactly 2 inputs."}));var t=e[0].slice(),n=e[1].slice();if(t.length>3||n.length>3)throw new O("Dot layer does not support tensors of 4D or higher rank yet.");var r=this.interpretAxes(t,n);t.splice(r[0],1),n.splice(r[1],1),n.splice(0,1);var i=t.concat(n);return 1===i.length&&i.push(1),i}},{key:"computeMask",value:function(e,t){return null}},{key:"getConfig",value:function(){var e={axes:this.axes,normalize:this.normalize},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(Ca);Pa.className="Dot",a.serialization.registerClass(Pa);var za=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).supportsMasking=!0,r.stddev=e.stddev,r}return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){return e}},{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this),t={stddev:this.stddev};return Object.assign(t,e),t}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){n.invokeCallHook(e,t);var r=ct(e);return Ie((function(){return je(r.shape,0,n.stddev).add(r)}),(function(){return r}),t.training||!1)}))}}]),n}(xt);za.className="GaussianNoise",a.serialization.registerClass(za);var Fa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).supportsMasking=!0,r.rate=e.rate,r}return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){return e}},{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this),t={rate:this.rate};return Object.assign(t,e),t}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){n.invokeCallHook(e,t);var r=ct(e);if(n.rate>0&&n.rate<1){return Ie((function(){var e=Math.sqrt(n.rate/(1-n.rate));return r.mul(je(r.shape,1,e))}),(function(){return r}),t.training||!1)}return r}))}}]),n}(xt);Fa.className="GaussianDropout",a.serialization.registerClass(Fa);var Ba=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).supportsMasking=!0,r.rate=e.rate,r.noiseShape=e.noiseShape,r}return Object(o.a)(n,[{key:"_getNoiseShape",value:function(e){return this.noiseShape||ct(e).shape}},{key:"computeOutputShape",value:function(e){return e}},{key:"getConfig",value:function(){var e=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this),t={rate:this.rate};return Object.assign(t,e),t}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){if(n.rate<1&&n.rate>0){var r=n._getNoiseShape(e);return Ie((function(){var t=ct(e),i=-1.7580993408473766,o=Object(a.greaterEqual)(Object(a.randomUniform)(r),n.rate);o=ge(o,"float32");var s=Math.pow((1-n.rate)*(1+n.rate*Math.pow(i,2)),-.5),u=-s*i*n.rate;return t.mul(o).add(o.add(-1).mul(i)).mul(s).add(u)}),(function(){return ct(e)}),t.training||!1)}return e}))}}]),n}(xt);function Ua(e,t,n,r,i){var o,s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:.001;if(2===e.rank)o=a.batchNorm2d(e,t,n,r,i,s);else if(3===e.rank)o=a.batchNorm3d(e,t,n,r,i,s);else{if(4!==e.rank)throw new O("batchNormalization is not implemented for array of rank ".concat(e.rank," ")+"yet");o=a.batchNorm4d(e,t,n,r,i,s)}return o}function Wa(e,t,n,r){var i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.001;return Object(a.tidy)((function(){var o=a.moments(e,r),s=o.mean,u=o.variance;

2return[Ua(e,s,u,n,t,i),s,u]}))}function Va(e,t,n,r){var i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.001;return Object(a.tidy)((function(){var o,s=a.moments(e,r),u=s.mean,c=s.variance,l=[],h=Object(d.a)(ve(0,e.rank));try{for(h.s();!(o=h.n()).done;){var f=o.value;-1!==r.indexOf(f)?l.push(1):l.push(e.shape[f])}}catch(b){h.e(b)}finally{h.f()}var p=u.reshape(l),m=c.reshape(l),v=null==t?null:t.reshape(l),g=null==n?null:n.reshape(l);return[Ua(e,p,m,g,v,i),u,c]}))}Ba.className="AlphaDropout",a.serialization.registerClass(Ba);var Ga=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),null==e&&(e={}),(r=t.call(this,e)).supportsMasking=!0,r.axis=null==e.axis?-1:e.axis,r.momentum=null==e.momentum?.99:e.momentum,r.epsilon=null==e.epsilon?.001:e.epsilon,r.center=null==e.center||e.center,r.scale=null==e.scale||e.scale,r.betaInitializer=nt(e.betaInitializer||"zeros"),r.gammaInitializer=nt(e.gammaInitializer||"ones"),r.movingMeanInitializer=nt(e.movingMeanInitializer||"zeros"),r.movingVarianceInitializer=nt(e.movingVarianceInitializer||"ones"),r.betaConstraint=J(e.betaConstraint),r.gammaConstraint=J(e.gammaConstraint),r.betaRegularizer=Mr(e.betaRegularizer),r.gammaRegularizer=Mr(e.gammaRegularizer),r}return Object(o.a)(n,[{key:"build",value:function(e){e=lt(e);var t=this.axis>=0?this.axis:this.axis+e.length,n=e[t];if(null==n)throw new w("Axis ".concat(t," of input tensor should have a defined dimension but ")+"the layer received an input with shape "+"".concat(JSON.stringify(e),"."));this.inputSpec=[new mt({ndim:e.length,axes:Object(Pr.a)({},t,n)})];var r=[n];this.scale&&(this.gamma=this.addWeight("gamma",r,null,this.gammaInitializer,this.gammaRegularizer,!0,this.gammaConstraint)),this.center&&(this.beta=this.addWeight("beta",r,null,this.betaInitializer,this.betaRegularizer,!0,this.betaConstraint)),this.movingMean=this.addWeight("moving_mean",r,null,this.movingMeanInitializer,null,!1),this.movingVariance=this.addWeight("moving_variance",r,null,this.movingVarianceInitializer,null,!1),this.built=!0}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){var r=null!=t.training&&t.training,i=ct(e),o=i.shape,s=o.length,u=ve(0,s),c=n.axis>=0?n.axis:n.axis+s;u.splice(c,1);var l=S(1,s);l[c]=o[c];var d=u.slice();d.sort();var f=!a.util.arraysEqual(d,ve(0,s).slice(0,s-1));if(!r)return function(){if(f){var e=n.movingMean.read().reshape(l),t=n.movingVariance.read().reshape(l),r=n.center?n.beta.read().reshape(l):null,a=n.scale?n.gamma.read().reshape(l):null;return Ua(i,e,t,r,a,n.epsilon)}return Ua(i,n.movingMean.read(),n.movingVariance.read(),null==n.beta?null:n.beta.read(),null==n.gamma?null:n.gamma.read(),n.epsilon)}();var p=function(e,t,n,r){var i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.001;return a.util.arraysEqual(r.slice().sort(),ve(0,e.rank-1))?Wa(e,t,n,r,i):Va(e,t,n,r,i)}(i,n.gamma.read(),n.beta.read(),u,n.epsilon),m=Object(h.a)(p,3),v=m[0],g=m[1],b=m[2],y=function(e,t,n){a.tidy((function(){var r=1-n,a=e.read(),i=a.sub(t).mul(r);e.write(a.sub(i))}))};return y(n.movingMean,g,n.momentum),y(n.movingVariance,b,n.momentum),v}))}},{key:"getConfig",value:function(){var e={axis:this.axis,momentum:this.momentum,epsilon:this.epsilon,center:this.center,scale:this.scale,betaInitializer:tt(this.betaInitializer),gammaInitializer:tt(this.gammaInitializer),movingMeanInitializer:tt(this.movingMeanInitializer),movingVarianceInitializer:tt(this.movingVarianceInitializer),betaRegularizer:Tr(this.betaRegularizer),gammaRegularizer:Tr(this.gammaRegularizer),betaConstraint:K(this.betaConstraint),gammaConstraint:K(this.gammaConstraint)},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);Ga.className="BatchNormalization",a.serialization.registerClass(Ga);var Ha=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),null==e&&(e={}),(r=t.call(this,e)).axis=null==e.axis?-1:e.axis,"number"===typeof r.axis){if(!Number.isInteger(r.axis))throw new Error("Expected axis to be an integer, but received ".concat(r.axis))}else{if(!Array.isArray(r.axis))throw new Error("Expected axis to be an integer or an array of integers, "+"but received ".concat(JSON.stringify(r.axis)));var a,o=Object(d.a)(r.axis);try{for(o.s();!(a=o.n()).done;){var s=a.value;if(!Number.isInteger(s))throw new Error("Expected axis to be an array of integers, "+"but received ".concat(JSON.stringify(r.axis)))}}catch(u){o.e(u)}finally{o.f()}}return r.epsilon=null==e.epsilon?.001:e.epsilon,r.center=null==e.center||e.center,r.scale=null==e.scale||e.scale,r.betaInitializer=nt(e.betaInitializer||"zeros"),r.gammaInitializer=nt(e.gammaInitializer||"ones"),r.betaRegularizer=Mr(e.betaRegularizer),r.gammaRegularizer=Mr(e.gammaRegularizer),r.supportsMasking=!0,r}return Object(o.a)(n,[{key:"build",value:function(e){var t=(e=lt(e)).length;"number"===typeof this.axis&&(this.axis=[this.axis]);for(var n=0;n<this.axis.length;++n)this.axis[n]<0&&(this.axis[n]+=t);var r,a=Object(d.a)(this.axis);try{for(a.s();!(r=a.n()).done;){var i=r.value;if(i<0||i>=t)throw new Error("Invalid axis: ".concat(i))}}catch(s){a.e(s)}finally{a.f()}if(this.axis.length!==D(this.axis).length)throw new Error("Found duplicate axes in: ".concat(this.axis));var o=this.axis.map((function(t){return e[t]}));this.scale?this.gamma=this.addWeight("gamma",o,"float32",this.gammaInitializer,this.gammaRegularizer,!0):this.gamma=null,this.center?this.beta=this.addWeight("beta",o,"float32",this.betaInitializer,this.betaRegularizer,!0):this.beta=null,this.built=!0}},{key:"call",value:function(e,t){var n=this,r=ct(e),i=r.shape,o=i.length;return Object(a.tidy)((function(){var e,t=Object(a.moments)(r,n.axis,!0),s=t.mean,u=t.variance,c=S(1,o),l=Object(d.a)(n.axis);try{for(l.s();!(e=l.n()).done;){var h=e.value;c[h]=i[h]}}catch(y){l.e(y)}finally{l.f()}for(var f=function(e){return null!=e&&e.shape.length!==o&&n.axis!==[o-1]?e.reshape(c):e},p=f(n.gamma.read()),m=f(n.beta.read()),v=[],g=[],b=0;b<o;++b)-1!==n.axis.indexOf(b)?(v.push(i[b]),g.push(1)):(v.push(1),g.push(i[b]));return s=s.tile(v),u=u.tile(v),p=p.tile(g),m=m.tile(g),Ua(r,s,u,m,p,n.epsilon)}))}},{key:"getConfig",value:function(){var e={axis:this.axis,epsilon:this.epsilon,center:this.center,scale:this.scale,betaInitializer:tt(this.betaInitializer),gammaInitializer:tt(this.gammaInitializer),betaRegularizer:Tr(this.betaRegularizer),gammaRegularizer:Tr(this.gammaRegularizer)},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);Ha.className="LayerNormalization",a.serialization.registerClass(Ha);var qa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),null==e&&(e={}),(r=t.call(this,e)).dataFormat=null==e.dataFormat?"channelsLast":e.dataFormat,null==e.padding)r.padding=[[1,1],[1,1]];else if("number"===typeof e.padding)r.padding=[[e.padding,e.padding],[e.padding,e.padding]];else{if(e.padding=e.padding,2!==e.padding.length)throw new w("ZeroPadding2D expects padding to be a length-2 array, but "+"received a length-".concat(e.padding.length," array."));var a,o;if("number"===typeof e.padding[0])a=[e.padding[0],e.padding[0]],o=[e.padding[1],e.padding[1]];else{if(e.padding=e.padding,2!==e.padding[0].length)throw new w("ZeroPadding2D expects height padding to be a length-2 array, "+"but received a length-".concat(e.padding[0].length," array."));if(a=e.padding[0],2!==e.padding[1].length)throw new w("ZeroPadding2D expects width padding to be a length-2 array, "+"but received a length-".concat(e.padding[1].length," array."));o=e.padding[1]}r.padding=[a,o]}return r.inputSpec=[new mt({ndim:4})],r}

2return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){var t,n;return e=lt(e),"channelsFirst"===this.dataFormat?(t=null!=e[2]&&e[2]>=0?e[2]+this.padding[0][0]+this.padding[0][1]:null,n=null!=e[3]&&e[3]>=0?e[3]+this.padding[1][0]+this.padding[1][1]:null,[e[0],e[1],t,n]):(t=null!=e[1]&&e[1]>=0?e[1]+this.padding[0][0]+this.padding[0][1]:null,n=null!=e[2]&&e[2]>=0?e[2]+this.padding[1][0]+this.padding[1][1]:null,[e[0],t,n,e[3]])}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){return t=ct(e),r=n.padding,i=n.dataFormat,Object(a.tidy)((function(){if(4!==t.rank)throw new w("temporalPadding expects input tensor to be 4-D, but received a "+"".concat(t.rank,"-D tensor."));if(null==r&&(r=[[1,1],[1,1]]),2!==r.length||2!==r[0].length||2!==r[1].length)throw new w("spatial2dPadding expects `padding` to be an Array of two Arrays, each of which is an Array of two integers.");if(null==i&&(i="channelsLast"),"channelsLast"!==i&&"channelsFirst"!==i)throw new w("Unknown data format: ".concat(i,". ")+"Supported data formats are 'channelsLast' and 'channelsFirst.");var e;return e="channelsFirst"===i?[[0,0],[0,0],r[0],r[1]]:[[0,0],r[0],r[1],[0,0]],a.pad(t,e)}));var t,r,i}))}},{key:"getConfig",value:function(){var e={padding:this.padding,dataFormat:this.dataFormat},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt);function Xa(e,t,n,r,i,o){return Object(a.tidy)((function(){var s;re(i),ie(o),ae(r),null==n&&(n=[1,1]),null==r&&(r="valid"),null==i&&(i="channelsLast"),null==o&&(o="max"),e=Ur(e,i);var u="same"===r?"same":"valid";return s="max"===o?a.maxPool(e,t,n,u):a.avgPool(e,t,n,u),"channelsFirst"===i&&(s=a.transpose(s,[0,3,1,2])),s}))}function Ya(e,t,n,r,i,o){return Object(a.tidy)((function(){var s;re(i),ie(o),ae(r),null==n&&(n=[1,1,1]),null==r&&(r="valid"),null==i&&(i="channelsLast"),null==o&&(o="max"),e=Wr(e,i);var u="same"===r?"same":"valid";return s="max"===o?a.maxPool3d(e,t,n,u):a.avgPool3d(e,t,n,u),"channelsFirst"===i&&(s=a.transpose(s,[0,4,1,2,3])),s}))}qa.className="ZeroPadding2D",a.serialization.registerClass(qa);var Ka=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),null==e.poolSize&&(e.poolSize=2),r=t.call(this,e),"number"===typeof e.poolSize)r.poolSize=[e.poolSize];else{if(!Array.isArray(e.poolSize)||1!==e.poolSize.length||"number"!==typeof e.poolSize[0])throw new w("poolSize for 1D convolutional layer must be a number or an Array of a single number, but received "+"".concat(JSON.stringify(e.poolSize)));r.poolSize=e.poolSize}if(B(r.poolSize,"poolSize"),null==e.strides)r.strides=r.poolSize;else if("number"===typeof e.strides)r.strides=[e.strides];else{if(!Array.isArray(e.strides)||1!==e.strides.length||"number"!==typeof e.strides[0])throw new w("strides for 1D convolutional layer must be a number or an Array of a single number, but received "+"".concat(JSON.stringify(e.strides)));r.strides=e.strides}return B(r.strides,"strides"),r.padding=null==e.padding?"valid":e.padding,ae(r.padding),r.inputSpec=[new mt({ndim:3})],r}return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){var t=Fr((e=lt(e))[1],this.poolSize[0],this.padding,this.strides[0]);return[e[0],t,e[2]]}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){n.invokeCallHook(e,t),e=be(ct(e),2);var r=n.poolingFunction(ct(e),[n.poolSize[0],1],[n.strides[0],1],n.padding,"channelsLast");return a.squeeze(r,[2])}))}},{key:"getConfig",value:function(){var e={poolSize:this.poolSize,padding:this.padding,strides:this.strides},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt),Za=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e)}return Object(o.a)(n,[{key:"poolingFunction",value:function(e,t,n,r,a){return re(a),ae(r),Xa(e,t,n,r,a,"max")}}]),n}(Ka);Za.className="MaxPooling1D",a.serialization.registerClass(Za);var Ja=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e)}return Object(o.a)(n,[{key:"poolingFunction",value:function(e,t,n,r,a){return re(a),ae(r),Xa(e,t,n,r,a,"avg")}}]),n}(Ka);Ja.className="AveragePooling1D",a.serialization.registerClass(Ja);var Qa=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),null==e.poolSize&&(e.poolSize=[2,2]),(r=t.call(this,e)).poolSize=Array.isArray(e.poolSize)?e.poolSize:[e.poolSize,e.poolSize],null==e.strides)r.strides=r.poolSize;else if(Array.isArray(e.strides)){if(2!==e.strides.length)throw new w("If the strides property of a 2D pooling layer is an Array, it is expected to have a length of 2, but received length "+"".concat(e.strides.length,"."));r.strides=e.strides}else r.strides=[e.strides,e.strides];return B(r.poolSize,"poolSize"),B(r.strides,"strides"),r.padding=null==e.padding?"valid":e.padding,r.dataFormat=null==e.dataFormat?"channelsLast":e.dataFormat,re(r.dataFormat),ae(r.padding),r.inputSpec=[new mt({ndim:4})],r}

2return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){e=lt(e);var t="channelsFirst"===this.dataFormat?e[2]:e[1],n="channelsFirst"===this.dataFormat?e[3]:e[2];return t=Fr(t,this.poolSize[0],this.padding,this.strides[0]),n=Fr(n,this.poolSize[1],this.padding,this.strides[1]),"channelsFirst"===this.dataFormat?[e[0],e[1],t,n]:[e[0],t,n,e[3]]}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){return n.invokeCallHook(e,t),n.poolingFunction(ct(e),n.poolSize,n.strides,n.padding,n.dataFormat)}))}},{key:"getConfig",value:function(){var e={poolSize:this.poolSize,padding:this.padding,strides:this.strides,dataFormat:this.dataFormat},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt),$a=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e)}return Object(o.a)(n,[{key:"poolingFunction",value:function(e,t,n,r,a){return re(a),ae(r),Xa(e,t,n,r,a,"max")}}]),n}(Qa);$a.className="MaxPooling2D",a.serialization.registerClass($a);var ei=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e)}return Object(o.a)(n,[{key:"poolingFunction",value:function(e,t,n,r,a){return re(a),ae(r),Xa(e,t,n,r,a,"avg")}}]),n}(Qa);ei.className="AveragePooling2D",a.serialization.registerClass(ei);var ti=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;if(Object(i.a)(this,n),null==e.poolSize&&(e.poolSize=[2,2,2]),(r=t.call(this,e)).poolSize=Array.isArray(e.poolSize)?e.poolSize:[e.poolSize,e.poolSize,e.poolSize],null==e.strides)r.strides=r.poolSize;else if(Array.isArray(e.strides)){if(3!==e.strides.length)throw new w("If the strides property of a 3D pooling layer is an Array, it is expected to have a length of 3, but received length "+"".concat(e.strides.length,"."));r.strides=e.strides}else r.strides=[e.strides,e.strides,e.strides];return B(r.poolSize,"poolSize"),B(r.strides,"strides"),r.padding=null==e.padding?"valid":e.padding,r.dataFormat=null==e.dataFormat?"channelsLast":e.dataFormat,re(r.dataFormat),ae(r.padding),r.inputSpec=[new mt({ndim:5})],r}return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){e=lt(e);var t="channelsFirst"===this.dataFormat?e[2]:e[1],n="channelsFirst"===this.dataFormat?e[3]:e[2],r="channelsFirst"===this.dataFormat?e[4]:e[3];return t=Fr(t,this.poolSize[0],this.padding,this.strides[0]),n=Fr(n,this.poolSize[1],this.padding,this.strides[1]),r

2=Fr(r,this.poolSize[2],this.padding,this.strides[2]),"channelsFirst"===this.dataFormat?[e[0],e[1],t,n,r]:[e[0],t,n,r,e[4]]}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){return n.invokeCallHook(e,t),n.poolingFunction(ct(e),n.poolSize,n.strides,n.padding,n.dataFormat)}))}},{key:"getConfig",value:function(){var e={poolSize:this.poolSize,padding:this.padding,strides:this.strides,dataFormat:this.dataFormat},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt),ni=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e)}return Object(o.a)(n,[{key:"poolingFunction",value:function(e,t,n,r,a){return re(a),ae(r),Ya(e,t,n,r,a,"max")}}]),n}(ti);ni.className="MaxPooling3D",a.serialization.registerClass(ni);var ri=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e)}return Object(o.a)(n,[{key:"poolingFunction",value:function(e,t,n,r,a){return re(a),ae(r),Ya(e,t,n,r,a,"avg")}}]),n}(ti);ri.className="AveragePooling3D",a.serialization.registerClass(ri);var ai=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).inputSpec=[new mt({ndim:3})],r}return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){return[e[0],e[2]]}},{key:"call",value:function(e,t){throw new O}}]),n}(xt),ii=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e||{})}return Object(o.a)(n,[{key:"call",value:function(e,t){return Object(a.tidy)((function(){var t=ct(e);return a.mean(t,1)}))}}]),n}(ai);ii.className="GlobalAveragePooling1D",a.serialization.registerClass(ii);var oi=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){return Object(i.a)(this,n),t.call(this,e||{})}return Object(o.a)(n,[{key:"call",value:function(e,t){return Object(a.tidy)((function(){var t=ct(e);return a.max(t,1)}))}}]),n}(ai);oi.className="GlobalMaxPooling1D",a.serialization.registerClass(oi);var si=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).dataFormat=null==e.dataFormat?"channelsLast":e.dataFormat,re(r.dataFormat),r.inputSpec=[new mt({ndim:4})],r}return Object(o.a)(n,[{key:"computeOutputShape",value:function(e){return e=e,"channelsLast"===this.dataFormat?[e[0],e[3]]:[e[0],e[1]]}},{key:"call",value:function(e,t){throw new O}},{key:"getConfig",value:function(){var e={dataFormat:this.dataFormat},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}}]),n}(xt),ui=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(){return Object(i.a)(this,n),t.apply(this,arguments)}return Object(o.a)(n,[{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){var t=ct(e);return"channelsLast"===n.dataFormat?a.mean(t,[1,2]):a.mean(t,[2,3])}))}}]),n}(si);ui.className="GlobalAveragePooling2D",a.serialization.registerClass(ui);var ci=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(){return Object(i.a)(this,n),t.apply(this,arguments)}return Object(o.a)(n,[{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){var t=ct(e);return"channelsLast"===n.dataFormat?a.max(t,[1,2]):a.max(t,[2,3])}))}}]),n}(si);ci.className="GlobalMaxPooling2D",a.serialization.registerClass(ci);var li=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).layer=e.layer,r}return Object(o.a)(n,[{key:"build",value:function(e){this.built=!0}},{key:"getWeights",value:function(){return this.layer.getWeights()}},{key:"setWeights",value:function(e){this.layer.setWeights(e)}},{key:"getConfig",value:function(){var e={layer:{className:this.layer.getClassName(),config:this.layer.getConfig()}},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}},{key:"setFastWeightInitDuringBuild",value:function(e){Object(zt.a)(Object(p.a)(n.prototype),"setFastWeightInitDuringBuild",this).call(this,e),null!=this.layer&&this.layer.setFastWeightInitDuringBuild(e)}},{key:"trainable",get:function(){return null!=this.layer&&this.layer.trainable},set:function(e){null!=this.layer&&(this.layer.trainable=e)}},{key:"trainableWeights",get:function(){return this.layer.trainableWeights}},{key:"nonTrainableWeights",get:function(){return this.layer.nonTrainableWeights}},{key:"updates",get:function(){return this.layer._updates}},{key:"losses",get:function(){return this.layer.losses}}],[{key:"fromConfig",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=t.layer,a=Ft(r,n);delete t.layer;var i={layer:a};return Object.assign(i,t),new e(i)}}]),n}(xt),hi=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;return Object(i.a)(this,n),(r=t.call(this,e)).supportsMasking=!0,r}return Object(o.a)(n,[{key:"build",value:function(e){if((e=lt(e)).length<3)throw new w("TimeDistributed layer expects an input shape >= 3D, but received "+"input shape ".concat(JSON.stringify(e)));this.inputSpec=[{shape:e}];var t=[e[0]].concat(e.slice(2));this.layer.built||(this.layer.build(t),this.layer.built=!0),Object(zt.a)(Object(p.a)(n.prototype),"build",this).call(this,e)}},{key:"computeOutputShape",value:function(e){var t=[(e=lt(e))[0]].concat(e.slice(2)),n=this.layer.computeOutputShape(t),r=e[1];return[n[0],r].concat(n.slice(1))}},{key:"call",value:function(e,t){var n=this;return Object(a.tidy)((function(){return aa((function(e,r){return[ct(n.layer.call(e,t)),[]]}),e=ct(e),[],!1,null,null,!1,!0)[1]}))}}]),n}(li);hi.className="TimeDistributed",a.serialization.registerClass(hi);var di=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r;Object(i.a)(this,n),r=t.call(this,e);var a=e.layer.getConfig(),o={};o.className=e.layer.getClassName(),o.config=a,r.forwardLayer=Ft(o),a.goBackwards=!0!==a.goBackwards;var s,u={};if(u.className=e.layer.getClassName(),u.config=a,r.backwardLayer=Ft(u),r.forwardLayer.name="forward_"+r.forwardLayer.name,r.backwardLayer.name="backward_"+r.backwardLayer.name,r.mergeMode=void 0===e.mergeMode?"concat":e.mergeMode,s=r.mergeMode,z(te,"BidirectionalMergeMode",s),e.weights)throw new O("weights support is not implemented for Bidirectional layer yet.");return r._stateful=e.layer.stateful,r.returnSequences=e.layer.returnSequences,r.returnState=e.layer.returnState,r.supportsMasking=!0,r._trainable=!0,r.inputSpec=e.layer.inputSpec,r.numConstants=null,r}return Object(o.a)(n,[{key:"getWeights",value:function(){return this.forwardLayer.getWeights().concat(this.backwardLayer.getWeights())}},{key:"setWeights",value:function(e){var t=e.length,n=Math.floor(t/2);this.forwardLayer.setWeights(e.slice(0,n)),this.backwardLayer.setWeights(e.slice(n))}},{key:"computeOutputShape",value:function(e){var t,n,r,a=this.forwardLayer.computeOutputShape(e);

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n;if(Array.isArray(t)&&(t=t[0]),n=this.returnSequences?null==this.mergeMode?[t,t]:t:null==this.mergeMode?[null,null]:null,this.returnState){var r=this.forwardLayer.states.map((function(e){return null}));return Array.isArray(n)?n.concat(r).concat(r):[n].concat(r).concat(r)}return n}},{key:"setFastWeightInitDuringBuild",value:function(e){Object(zt.a)(Object(p.a)(n.prototype),"setFastWeightInitDuringBuild",this).call(this,e),null!=this.forwardLayer&&this.forwardLayer.setFastWeightInitDuringBuild(e),null!=this.backwardLayer&&this.backwardLayer.setFastWeightInitDuringBuild(e)}},{key:"getConfig",value:function(){var e={mergeMode:this.mergeMode},t=Object(zt.a)(Object(p.a)(n.prototype),"getConfig",this).call(this);return Object.assign(e,t),e}},{key:"trainable",get:function(){return this._trainable},set:function(e){this._trainable=e,null!=this.forwardLayer&&(this.forwardLayer.trainable=e),null!=this.backwardLayer&&(this.backwardLayer.trainable=e)}},{key:"trainableWeights",get:function(){return 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r=this.readSync(e.dataId),i=this.readSync(t.dataId),o=this.readSync(n.dataId),s=a.zeros(t.shape,Object(a.upcastType)(t.dtype,n.dtype)),u=this.readSync(s.dataId),c=0,l=0===e.rank||e.rank>1||1===t.rank?1:a.util.sizeFromShape(t.shape.slice(1)),h=0;h<r.length;h++)for(var d=0;d<l;d++)1===r[h]?u[c++]=i[h]:u[c++]=o[h];return s}},{key:"where",value:function(e){xi([e],"where");var t=this.readSync(e.dataId);return Ei(e.shape,t)}},{key:"topk",value:function(e,t,n){xi(e,"topk");var r=this.readSync(e.dataId);return ji(r,e.shape,e.dtype,t,n)}},{key:"min",value:function(e,t){xi(e,"min"),a.backend_util.assertAxesAreInnerMostDims("min",t,e.rank);for(var n=a.backend_util.computeOutAndReduceShapes(e.shape,t),r=Object(h.a)(n,2),i=r[0],o=r[1],s=a.zeros(i,e.dtype),u=a.util.sizeFromShape(o),c=this.readSync(s.dataId),l=this.readSync(e.dataId),d=0;d<c.length;++d){for(var f=d*u,p=l[f],m=0;m<u;++m){var v=l[f+m];v<p&&(p=v)}c[d]=p}return s}},{key:"minimum",value:function(e,t){return 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n=a.backend_util.computeOutAndReduceShapes(e.shape,t),r=Object(h.a)(n,2),i=r[0],o=r[1],s=a.zeros(i,e.dtype),u=a.util.sizeFromShape(o),c=this.readSync(s.dataId),l=this.readSync(e.dataId),d=0;d<c.length;++d){for(var f=d*u,p=l[f],m=0;m<u;++m){var v=l[f+m];p=p||v}c[d]=p}return s}},{key:"squaredDifference",value:function(e,t){return xi([e,t],"squaredDifference"),this.broadcastedBinaryOp(e,t,e.dtype,(function(e,t){var n=e-t;return n*n}))}},{key:"ceil",value:function(e){xi(e,"ceil");for(var t=this.readSync(e.dataId),n=new Float32Array(t.length),r=0;r<t.length;++r)n[r]=Math.ceil(t[r]);return this.makeOutput(n,e.shape,"float32")}},{key:"floor",value:function(e){xi(e,"floor");for(var t=this.readSync(e.dataId),n=new Float32Array(t.length),r=0;r<t.length;++r)n[r]=Math.floor(t[r]);return this.makeOutput(n,e.shape,"float32")}},{key:"sign",value:function(e){xi(e,"x");for(var t=this.readSync(e.dataId),n=new Float32Array(t.length),r=0;r<t.length;++r)t[r]<0?n[r]=-1:t[r]>0?n[r]=1:n[r]=0;return this.makeOutput(n,e.shape,"float32")}},{key:"isNaN",value:function(e){xi(e,"x");for(var t=this.readSync(e.dataId),n=new Uint8Array(t.length),r=0;r<t.length;++r)Number.isNaN(t[r])&&(n[r]=1);return this.makeOutput(n,e.shape,"bool")}},{key:"isInf",value:function(e){xi(e,"x");for(var t=this.readSync(e.dataId),n=new Uint8Array(t.length),r=0;r<t.length;++r)Math.abs(t[r])===1/0&&(n[r]=1);return this.makeOutput(n,e.shape,"bool")}},{key:"isFinite",value:function(e){xi(e,"x");for(var t=this.readSync(e.dataId),n=new Uint8Array(t.length),r=0;r<t.length;++r)Number.isFinite(t[r])&&(n[r]=1);return this.makeOutput(n,e.shape,"bool")}}

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r.toTensor()}},{key:"conv3dDerInput",value:function(e,t,n){for(var r=a.buffer(n.inShape,"float32"),i=r.values,o=Object(h.a)(r.strides,4),s=o[0],u=o[1],c=o[2],l=o[3],d=this.readSync(e.dataId),f=Object(h.a)(e.strides,4),p=f[0],m=f[1],v=f[2],g=f[3],b=this.readSync(t.dataId),y=Object(h.a)(t.strides,4),x=y[0],w=y[1],O=y[2],k=y[3],S=n.batchSize,_=n.filterDepth,j=n.filterHeight,E=n.filterWidth,T=n.inChannels,C=n.inDepth,M=n.inHeight,A=n.inWidth,N=n.outChannels,R=n.outDepth,I=n.outHeight,L=n.outWidth,D=n.strideDepth,P=n.strideHeight,z=n.strideWidth,F=_-1-n.padInfo.front,B=j-1-n.padInfo.top,U=E-1-n.padInfo.left,W=0;W<S;++W)for(var V=0;V<T;++V)for(var G=0;G<C;++G)for(var H=G-F,q=Math.max(0,Math.ceil(H/D)),X=Math.min(R,(_+H)/D),Y=0;Y<M;++Y)for(var K=Y-B,Z=Math.max(0,Math.ceil(K/P)),J=Math.min(I,(j+K)/P),Q=0;Q<A;++Q){for(var $=Q-U,ee=Math.max(0,Math.ceil($/z)),te=Math.min(L,(E+$)/z),ne=0,re=q;re<X;++re)for(var ae=re*D-H,ie=Z;ie<J;++ie)for(var oe=ie*P-K,se=ee;se<te;++se)for(var 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r=n.strideDepth,i=n.strideHeight,o=n.strideWidth,s=n.filterDepth,u=n.filterHeight,c=n.filterWidth,l=a.buffer(n.filterShape,"float32"),d=l.values,f=Object(h.a)(l.strides,4),p=f[0],m=f[1],v=f[2],g=f[3],b=this.readSync(t.dataId),y=Object(h.a)(t.strides,4),x=y[0],w=y[1],O=y[2],k=y[3],S=this.readSync(e.dataId),_=Object(h.a)(e.strides,4),j=_[0],E=_[1],T=_[2],C=_[3],M=n.padInfo.front,A=n.padInfo.left,N=n.padInfo.top,R=0;R<s;++R)for(var I=Math.max(0,Math.ceil((M-R)/r)),L=Math.min(n.outDepth,(n.inDepth+M-R)/r),D=R*p,P=0;P<u;++P)for(var z=Math.max(0,Math.ceil((N-P)/i)),F=Math.min(n.outHeight,(n.inHeight+N-P)/i),B=P*m+D,U=0;U<c;++U)for(var W=Math.max(0,Math.ceil((A-U)/o)),V=Math.min(n.outWidth,(n.inWidth+A-U)/o),G=U*v+B,H=0;H<n.inChannels;++H)for(var q=H*g+G,X=0;X<n.outChannels;++X){for(var Y=0,K=0;K<n.batchSize;++K)for(var Z=K*j,J=K*x,Q=I;Q<L;++Q)for(var $=(R+Q*r-M)*E+Z,ee=Q*w+J,te=z;te<F;++te)for(var ne=(P+te*i-N)*T+$,re=te*O+ee,ae=W;ae<V;++ae){var ie=ae*k+re;Y+=S[(U+ae*o-A)*C+ne+H]*b[ie+X]}d[q+X]=Y}return l.toTensor()}},{key:"fusedDepthwiseConv2D",value:function(e){var t=e.input,n=e.filter,r=e.convInfo,a=e.bias,i=e.activation,o=e.preluActivationWeights,s=this.depthwiseConv2D(t,n,r);return a&&(s=this.add(s,a)),i&&(s=Ti(this,s,i,o)),s}},{key:"depthwiseConv2D",value:function(e,t,n){xi([e,t],"depthwiseConv2D");for(var r=n.filterHeight,i=n.filterWidth,o=n.dilationHeight,s=n.dilationWidth,u=n.padInfo.left,c=n.padInfo.top,l=n.outChannels/n.inChannels,h=a.buffer(n.outShape,e.dtype),d=this.readSync(e.dataId),f=this.readSync(t.dataId),p=h.values,m=0;m<n.batchSize;++m)for(var v=m*e.strides[0],g=m*h.strides[0],b=0;b<n.outHeight;++b)for(var y=g+b*h.strides[1],x=b*n.strideHeight-u,w=0;w<r;++w){var O=x+w*o;if(!(O<0||O>=n.inHeight))for(var k=w*t.strides[0],S=v+O*e.strides[1],_=0;_<n.outWidth;++_)for(var j=y+_*h.strides[2],E=_*n.strideWidth-c,T=0;T<i;++T){var C=E+T*s;if(!(C<0||C>=n.inWidth))for(var 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E=g*j,T=Math.floor(E),C=E-T,M=Math.min(u-1,Math.ceil(E)),A=S+T*e.strides[2],N=_+T*e.strides[2],R=S+M*e.strides[2],I=_+M*e.strides[2],L=0;L<c;L++){var D=l[A+L],P=l[N+L],z=D+(l[R+L]-D)*C,F=z+(P+(l[I+L]-P)*C-z)*O;d[m++]=F}return a.tensor(d,[o,t,n,c])}},{key:"resizeBilinearBackprop",value:function(e,t,n){xi([e,t],"resizeBilinearBackprop");for(var r=Object(h.a)(t.shape,4),i=r[0],o=r[1],s=r[2],u=r[3],c=Object(h.a)(e.shape,3),l=c[1],d=c[2],f=new Float32Array(i*o*s*u),p=[n&&l>1?o-1:o,n&&d>1?s-1:s],m=[n&&l>1?l-1:l,n&&d>1?d-1:d],v=p[0]/m[0],g=p[1]/m[1],b=this.readSync(e.dataId),y=0,x=0;x<i;x++)for(var w=x*t.strides[0],O=0;O<l;O++)for(var k=O*v,S=Math.floor(k),_=Math.min(Math.ceil(k),o-1),j=w+S*t.strides[1],E=w+_*t.strides[1],T=k-S,C=1-T,M=0;M<d;M++)for(var A=M*g,N=Math.floor(A),R=Math.min(Math.ceil(A),s-1),I=A-N,L=1-I,D=j+N*t.strides[2],P=j+R*t.strides[2],z=E+N*t.strides[2],F=E+R*t.strides[2],B=C*L,U=C*I,W=T*L,V=T*I,G=0;G<u;G++){var H=b[y++];f[D+G]+=H*B,f[P+G]+=H*U,f[z+G]+=H*W,f[F+G]+=H*V}return a.tensor4d(f,[i,s,o,u],t.dtype)}},{key:"resizeNearestNeighbor",value:function(e,t,n,r){xi(e,"resizeNearestNeighbor");for(var i=Object(h.a)(e.shape,4),o=i[0],s=i[1],u=i[2],c=i[3],l=this.readSync(e.dataId),d=new Float32Array(o*t*n*c),f=[r&&t>1?s-1:s,r&&n>1?u-1:u],p=[r&&t>1?t-1:t,r&&n>1?n-1:n],m=f[0]/p[0],v=f[1]/p[1],g=0,b=0;b<o;b++)for(var y=b*e.strides[0],x=0;x<t;x++)for(var w=m*x,O=y+Math.min(s-1,r?Math.round(w):Math.floor(w))*e.strides[1],k=0;k<n;k++)for(var S=v*k,_=O+Math.min(u-1,r?Math.round(S):Math.floor(S))*e.strides[2],j=0;j<c;j++){var E=l[_+j];d[g++]=E}return a.tensor(d,[o,t,n,c],e.dtype)}},{key:"resizeNearestNeighborBackprop",value:function(e,t,n){xi([e,t],"resizeNearestNeighborBackprop");for(var r=Object(h.a)(t.shape,4),i=r[0],o=r[1],s=r[2],u=r[3],c=Object(h.a)(e.shape,3),l=c[1],d=c[2],f=new Float32Array(i*o*s*u),p=this.readSync(e.dataId),m=[n&&l>1?o-1:o,n&&d>1?s-1:s],v=[n&&l>1?l-1:l,n&&d>1?d-1:d],g=m[0]/v[0],b=m[1]/v[1],y=1/g,x=1/b,w=2*Math.ceil(y)+2,O=2*Math.ceil(x)+2,k=0;k<i;k++)for(var S=k*t.strides[0],_=0;_<o;_++)for(var j=S+_*t.strides[1],E=Math.floor(_*y),T=Math.floor(E-w/2),C=0;C<s;C++)for(var M=j+C*t.strides[2],A=Math.floor(C*x),N=Math.floor(A-O/2),R=0;R<u;R++){for(var I=0,L=0;L<w;L++){var D=L+T;if(!(D<0||D>=l)){var P=S+D*e.strides[1],z=D*g;if(_===Math.min(o-1,n?Math.round(z):Math.floor(z)))for(var F=0;F<O;F++){var B=F+N;if(!(B<0||B>=d)){var U=P+B*e.strides[2],W=B*b;C===Math.min(s-1,n?Math.round(W):Math.floor(W))&&(I+=p[U+R])}}}}f[M+R]=I}return a.tensor4d(f,t.shape,t.dtype)}},{key:"batchNorm",value:function(e,t,n,r,i,o){xi([e,t,n,i,r],"batchNorm");for(var s=this.readSync(e.dataId),u=this.readSync(t.dataId),c=this.readSync(n.dataId),l=i?this.readSync(i.dataId):new Float32Array([1]),h=r?this.readSync(r.dataId):new Float32Array([0]),d=new Float32Array(s.length),f=h.length,p=l.length,m=c.length,v=u.length,g=0,b=0,y=0,x=0,w=0;w<s.length;++w)d[w]=h[g++]+(s[w]-u[b++])*l[y++]/Math.sqrt(c[x++]+o),g>=f&&(g=0),b>=v&&(b=0),y>=p&&(y=0),x>=m&&(x=0);return a.tensor4d(d,e.shape)}},{key:"localResponseNormalization4D",value:function(e,t,n,r,i){xi(e,"localResponseNormalization4D");var o=e.shape[3],s=o-1,u=this.readSync(e.dataId),c=e.size,l=new Float32Array(c);function h(e){for(var n=e%o,r=e-n+Math.max(0,n-t),a=e-n+Math.min(n+t,s),i=0;r<=a;r++){var c=u[r];i+=c*c}return i}for(var d=0;d<c;d++){var f=h(d),p=u[d]*Math.pow(n+r*f,-i);l[d]=p}return a.tensor4d(l,e.shape)}},{key:"LRNGrad",value:function(e,t,n,r,i,o,s){xi(e,"LRNGrad");for(var u=e.shape[3],c=this.readSync(e.dataId),l=this.readSync(t.dataId),h=this.readSync(n.dataId),d=new Float32Array(e.size),f=e.size,p=0;p<f;p++){for(var m=p%u,v=p-m+Math.max(0,m-r),g=p-m+Math.min(u,m+r+1),b=0,y=v;y<g;y++)b+=Math.pow(l[y],2);b=o*b+i;for(var x=v;x<g;x++){var w=-2*o*s*l[x]*h[p]/b;p===x&&(w+=Math.pow(b,-s)),w*=c[p],d[x]+=w}}return a.tensor4d(d,e.shape)}},{key:"multinomial",value:function(e,t,n,r){xi(e,"multinomial");for(var i=t?e:a.softmax(e),o=i.shape[0],s=i.shape[1],u=a.zeros([o,n],"int32"),c=this.readSync(u.dataId),l=this.readSync(i.dataId),h=0;h<o;++h){var d=h*s,f=new Float32Array(s-1);f[0]=l[d];for(var p=1;p<f.length;++p)f[p]=f[p-1]+l[d+p];for(var m=pi.alea(r.toString()),v=h*n,g=0;g<n;++g){var b=m();c[v+g]=f.length;for(var y=0;y<f.length;y++)if(b<f[y]){c[v+g]=y;break}}}return u}},{key:"oneHot",value:function(e,t,n,r){xi(e,"oneHot");var i=new Float32Array(e.size*t);i.fill(r);for(var o=this.readSync(e.dataId),s=0;s<e.size;++s)o[s]>=0&&o[s]<t&&(i[s*t+o[s]]=n);return a.tensor2d(i,[e.size,t],"int32")}},{key:"nonMaxSuppression",value:function(e,t,n,r,a){xi(e,"nonMaxSuppression");var i=this.readSync(e.dataId),o=this.readSync(t.dataId);return ki(i,o,n,r,a)}},{key:"fft",value:function(e){return this.fftBatch(e,!1)}},{key:"ifft",value:function(e){return this.fftBatch(e,!0)}},{key:"fftBatch",value:function(e,t){for(var n=e.shape[0],r=e.shape[1],i=a.buffer(e.shape,"float32"),o=a.buffer(e.shape,"float32"),s=a.real(e).as2D(n,r),u=a.imag(e).as2D(n,r),c=0;c<n;c++)for(var l=s.slice([c,0],[1,r]),h=u.slice([c,0],[1,r]),d=a.complex(l,h),f=this.readSync(this.fftImpl(d,t).dataId),p=0;p<r;p++){var m=a.backend_util.getComplexWithIndex(f,p);i.values[c*r+p]=m.real,o.values[c*r+p]=m.imag}return a.complex(i.toTensor(),o.toTensor()).as2D(n,r)}},{key:"fftImpl",value:function(e,t){var n=e.as1D(),r=n.size;if(this.isExponentOf2(r)){var i=this.fftRadix2(n,r,t).as2D(e.shape[0],e.shape[1]);return t&&(i=a.complex(a.real(i).div(a.scalar(r)),a.imag(i).div(a.scalar(r)))),i}var o=this.readSync(e.dataId),s=this.fourierTransformByMatmul(o,r,t),u=a.backend_util.splitRealAndImagArrays(s);return a.complex(u.real,u.imag).as2D(e.shape[0],e.shape[1])}},{key:"isExponentOf2",value:function(e){return 0===(e&e-1)}},{key:"fftRadix2",value:function(e,t,n){if(1===t)return e;var r=this.readSync(e.dataId),i=t/2,o=a.backend_util.complexWithEvenIndex(r),s=a.complex(o.real,o.imag).as1D(),u=a.backend_util.complexWithOddIndex(r),c=a.complex(u.real,u.imag).as1D();s=this.fftRadix2(s,i,n),c=this.fftRadix2(c,i,n);var l=a.backend_util.exponents(t,n),h=a.complex(l.real,l.imag).mul(c),d=s.add(h),f=s.sub(h),p=a.real(d).concat(a.real(f)),m=a.imag(d).concat(a.imag(f));return a.complex(p,m).as1D()}},{key:"fourierTransformByMatmul",value:function(e,t,n){for(var r=new Float32Array(2*t),i=0;i<t;i++){for(var o=0,s=0,u=0;u<t;u++){var c=a.backend_util.exponent(i*u,t,n),l=a.backend_util.getComplexWithIndex(e,u);o+=l.real*c.real-l.imag*c.imag,s+=l.real*c.imag+l.imag*c.real}n&&(o/=t,s/=t),a.backend_util.assignToTypedArray(r,o,s,i)}return r}},{key:"depthToSpace",value:function(e,t,n){a.util.assert("NHWC"===n,(function(){return"Only NHWC dataFormat supported on CPU for depthToSpace. Got ".concat(n)})),a.util.assert(t>1,(function(){return"blockSize should be > 1 for depthToSpace, but was: ".concat(t)}));for(var r=e.shape[0],i=e.shape[1],o=e.shape[2],s=e.shape[3],u=i*t,c=o*t,l=s/(t*t),h=this.readSync(e.dataId),d=new Float32Array(r*u*c*l),f=0,p=0;p<r;++p)for(var m=0;m<u;++m)for(var v=Math.floor(m/t),g=m%t,b=0;b<c;++b)for(var y=Math.floor(b/t),x=(g*t+b%t)*l,w=0;w<l;++w){var O=w+x+s*(y+o*(v+i*p));d[f++]=h[O]}return a.tensor4d(d,[r,u,c,l])}},{key:"broadcastedBinaryOp",value:function(e,t,n,r){var i=a.backend_util.assertAndGetBroadcastShape(e.shape,t.shape),o=a.buffer(i,n),s=this.readSync(e.dataId),u=this.readSync(t.dataId),c=a.backend_util.getBroadcastDims(e.shape,i),l=a.backend_util.getBroadcastDims(t.shape,i),h=o.values;if(c.length+l.length===0)for(var d=0;d<h.length;++d)h[d]=r(s[d%s.length],u[d%u.length]);else for(var f=this.bufferSync(e),p=this.bufferSync(t),m=function(n){var a=o.indexToLoc(n),i=a.slice(-e.rank);

2c.forEach((function(e){return i[e]=0}));var d=f.locToIndex(i),m=a.slice(-t.rank);l.forEach((function(e){return m[e]=0}));var v=p.locToIndex(m);h[n]=r(s[d],u[v])},v=0;v<h.length;++v)m(v);return o.toTensor()}},{key:"broadcastedBinaryComplexOp",value:function(e,t,n){var r=a.backend_util.assertAndGetBroadcastShape(e.shape,t.shape),i=a.buffer(r,"float32"),o=a.buffer(r,"float32"),s=this.readSync(e.dataId),u=this.readSync(t.dataId),c=a.backend_util.getBroadcastDims(e.shape,r),l=a.backend_util.getBroadcastDims(t.shape,r),h=i.values,d=o.values;if(c.length+l.length===0)for(var f=0;f<h.length;f++){var p=f%s.length,m=f%u.length,v=n(s[2*p],s[2*p+1],u[2*m],u[2*m+1]);h[f]=v.real,d[f]=v.imag}else for(var g=this.bufferSync(this.data.get(e.dataId).complexTensors.real),b=this.bufferSync(this.data.get(t.dataId).complexTensors.real),y=function(r){var a=i.indexToLoc(r),o=a.slice(-e.rank);c.forEach((function(e){return o[e]=0}));var f=g.locToIndex(o),p=a.slice(-t.rank);l.forEach((function(e){return p[e]=0}));var m=b.locToIndex(p),v=n(s[2*f],s[2*f+1],u[2*m],u[2*m+1]);h[r]=v.real,d[r]=v.imag},x=0;x<h.length;x++)y(x);return this.complex(i.toTensor(),o.toTensor())}},{key:"split",value:function(e,t,n){return Si(e,t,n)}},{key:"dispose",value:function(){}},{key:"floatPrecision",value:function(){return 32}},{key:"epsilon",value:function(){return Object(zt.a)(Object(p.a)(n.prototype),"epsilon",this).call(this)}},{key:"cropAndResize",value:function(e,t,n,r,i,o){for(var s=Object(h.a)(e.shape,4),u=s[0],c=s[1],l=s[2],d=s[3],f=t.shape[0],p=Object(h.a)(r,2),m=p[0],v=p[1],g=a.buffer([f,m,v,d],"float32"),b=this.readSync(t.dataId),y=this.readSync(n.dataId),x=this.readSync(e.dataId),w=e.strides,O=g.strides,k=0;k<f;k++){var S=4*k,_=b[S],j=b[S+1],E=b[S+2],T=b[S+3],C=y[k];if(!(C>=u))for(var M=m>1?(E-_)*(c-1)/(m-1):0,A=v>1?(T-j)*(l-1)/(v-1):0,N=0;N<m;N++){var R=m>1?_*(c-1)+N*M:.5*(_+E)*(c-1);if(R<0||R>c-1)for(var I=0;I<v;I++)for(var L=0;L<d;L++){var D=L+I*O[2]+N*O[1]+k*O[0];g.values[D]=o}else if("bilinear"===i)for(var P=Math.floor(R),z=Math.ceil(R),F=R-P,B=0;B<v;B++){var U=v>1?j*(l-1)+B*A:.5*(j+T)*(l-1);if(U<0||U>l-1)for(var W=0;W<d;W++){var V=W+B*O[2]+N*O[1]+k*O[0];g.values[V]=o}else for(var G=Math.floor(U),H=Math.ceil(U),q=U-G,X=0;X<d;X++){var Y=X+G*w[2]+P*w[1]+C*w[0],K=x[Y],Z=x[Y=X+H*w[2]+P*w[1]+C*w[0]],J=x[Y=X+G*w[2]+z*w[1]+C*w[0]],Q=K+(Z-K)*q,$=J+(x[Y=X+H*w[2]+z*w[1]+C*w[0]]-J)*q;Y=X+B*O[2]+N*O[1]+k*O[0],g.values[Y]=Q+($-Q)*F}}else for(var ee=0;ee<v;++ee){var te=v>1?j*(l-1)+ee*A:.5*(j+T)*(l-1);if(te<0||te>l-1)for(var ne=0;ne<d;ne++){var re=ne+ee*O[2]+N*O[1]+k*O[0];g.values[re]=o}else for(var ae=Math.round(te),ie=Math.round(R),oe=0;oe<d;oe++){var se=oe+ae*w[2]+ie*w[1]+C*w[0],ue=oe+ee*O[2]+N*O[1]+k*O[0];g.values[ue]=x[se]}}}}return g.toTensor()}},{key:"sparseToDense",value:function(e,t,n,r){var i=a.backend_util.calculateShapes(t,e,n),o=i.sliceRank,s=i.numUpdates,u=i.sliceSize,c=i.strides,l=i.outputSize;return this.scatter(e,t,n,l,u,s,o,c,r,!1)}},{key:"gatherND",value:function(e,t){var n=t.shape,r=n[n.length-1],i=a.backend_util.prepareAndValidate(e,t),o=Object(h.a)(i,4),s=o[0],u=o[1],c=o[2],l=o[3];if(0===u)return a.tensor([],s,e.dtype);for(var d=new a.TensorBuffer([u,c],e.dtype),f=this.readSync(t.dataId),p=this.readSync(e.dataId),m=0;m<u;m++){for(var v=[],g=0,b=0;b<r;b++){var y=f[m*r+b];g+=y*l[b],v.push(y)}if(g<0||g>=e.size/c)throw new Error("Invalid indices: ".concat(v," does not index into ").concat(e.shape));for(var x=0;x<c;x++)d.values[m*c+x]=p[g*c+x]}return d.toTensor().reshape(s)}},{key:"scatterND",value:function(e,t,n){var r=a.backend_util.calculateShapes(t,e,n),i=r.sliceRank,o=r.numUpdates,s=r.sliceSize,u=r.strides,c=r.outputSize,l=a.scalar(0);return this.scatter(e,t,n,c,s,o,i,u,l,!0)}},{key:"fill",value:function(e,t,n){n=n||a.util.inferDtype(t);var r=a.util.getArrayFromDType(n,a.util.sizeFromShape(e));return r.fill(t),Object(a.engine)().makeTensor(r,e,n,this)}},{key:"onesLike",value:function(e){if("string"===e.dtype)throw new Error("onesLike is not supported for string tensors");return this.fill(e.shape,1,e.dtype)}},{key:"zerosLike",value:function(e){var t=a.util.getArrayFromDType(e.dtype,a.util.sizeFromShape(e.shape));return this.makeOutput(t,e.shape,e.dtype)}},{key:"linspace",value:function(e,t,n){return a.backend_util.linspaceImpl(e,t,n)}},{key:"scatter",value:function(e,t,n,r,i,o,s,u,c,l){var h=[r/i,i],d=this.readSync(e.dataId),f=this.readSync(t.dataId);if(0===r)return a.tensor([],n,t.dtype);var p=new a.TensorBuffer(h,t.dtype);p.values.fill(this.readSync(c.dataId)[0]);for(var m=0;m<o;m++){for(var v=[],g=0,b=0;b<s;b++){var y=d[m*s+b];v.push(y),g+=y*u[b]}if(g<0||g>=r/i)throw new Error("Invalid indices: ".concat(v," does not index into ").concat(n));for(var x=0;x<i;x++)l?p.values[g*i+x]+=f[m*i+x]:p.values[g*i+x]=0===t.rank?f[0]:f[m*i+x]}return p.toTensor().reshape(n)}}]),n}(a.KernelBackend);Object(a.registerBackend)("cpu",(function(){return new Ci}),1);var Mi={kernelName:a.Cos,backendName:"cpu",kernelFunc:function(e){var t=e.input

2s,n=e.backend,r=t.x,i=n;xi(r,"cos");for(var o=i.data.get(r.dataId).values,s=a.util.sizeFromShape(r.shape),u=new Float32Array(s),c=0;c<s;++c)u[c]=Math.cos(o[c]);return{dataId:i.write(u,r.shape,r.dtype),shape:r.shape,dtype:r.dtype}}},Ai={kernelName:a.Dilation2D,backendName:"cpu",kernelFunc:function(e){for(var t=e.inputs,n=e.backend,r=e.attrs,i=t.x,o=t.filter,s=r.strides,u=r.pad,c=r.dilations,l=n,h=l.data.get(i.dataId).values,d=i.shape.length,f=l.data.get(o.dataId).values,p=o.shape.length,m=a.backend_util.computeDilation2DInfo(i.shape,o.shape,s,u,"NHWC",c),v=m.batchSize,g=m.inHeight,b=m.inWidth,y=m.inChannels,x=m.outHeight,w=m.outWidth,O=m.padInfo,k=m.strideHeight,S=m.strideWidth,_=m.filterHeight,j=m.filterWidth,E=m.dilationHeight,T=m.dilationWidth,C=m.outShape,M=a.util.sizeFromShape(C),A=C.length,N=a.util.getArrayFromDType(i.dtype,M),R=0;R<v;++R)for(var I=0;I<x;++I)for(var L=I*k-O.top,D=0;D<w;++D)for(var P=D*S-O.left,z=0;z<y;++z){for(var F=Number.MIN_SAFE_INTEGER,B=0;B<_;++B){var U=L+B*E;if(U>=0&&U<g)for(var W=0;W<j;++W){var V=P+W*T;if(V>=0&&V<b){var G=a.util.locToIndex([R,U,V,z],d,a.util.computeStrides(i.shape)),H=a.util.locToIndex([B,W,z],p,a.util.computeStrides(o.shape)),q=h[G]+f[H];q>F&&(F=q)}}}N[a.util.locToIndex([R,I,D,z],A,a.util.computeStrides(C))]=F}return{dataId:l.write(a.util.toTypedArray(N,i.dtype),C,i.dtype),shape:C,dtype:i.dtype}}},Ni={kernelName:a.Dilation2DBackpropFilter,backendName:"cpu",kernelFunc:function(e){var t=e.inputs,n=e.backend,r=e.attrs,i=t.x,o=t.filter,s=t.dy,u=r.strides,c=r.pad,l=r.dilations,h=n,d=a.util.toNestedArray(i.shape,h.data.get(i.dataId).values),f=a.util.toNestedArray(o.shape,h.data.get(o.dataId).values),p=a.backend_util.computeDilation2DInfo(i.shape,o.shape,u,c,"NHWC",l),m=p.batchSize,v=p.inHeight,g=p.inWidth,b=p.inChannels,y=p.outHeight,x=p.outWidth,w=p.padInfo,O=p.strideHeight,k=p.strideWidth,S=p.filterHeight,_=p.filterWidth,j=p.dilationHeight,E=p.dilationWidth,T=p.outShape;a.util.assert(s.rank===T.length,(function(){return"Error in ".concat(a.Dilation2DBackpropFilter,", dy ")+"must have the same rank as output ".concat(T.length,", but got ")+"".concat(s.rank)}));for(var C=a.util.toNestedArray(T,h.data.get(s.dataId).values),M=a.util.makeZerosNestedTypedArray(o.shape,o.dtype),A=0;A<m;++A)for(var N=0;N<y;++N)for(var R=N*O-w.top,I=0;I<x;++I)for(var L=I*k-w.left,D=0;D<b;++D){for(var P=Number.MIN_SAFE_INTEGER,z=0,F=0,B=0;B<S;++B){var U=R+B*j;if(U>=0&&U<v)for(var W=0;W<_;++W){var V=L+W*E;if(V>=0&&V<g){var G=d[A][U][V][D]+f[B][W][D];G>P&&(P=G,z=B,F=W)}}}M[z][F][D]+=C[A][N][I][D]}return{dataId:h.write(a.util.toTypedArray(M,i.dtype),o.shape,o.dtype),shape:o.shape,dtype:o.dtype}}},Ri={kernelName:a.Dilation2DBackpropInput,backendName:"cpu",kernelFunc:function(e){var t=e.inputs,n=e.backend,r=e.attrs,i=t.x,o=t.filter,s=t.dy,u=r.strides,c=r.pad,l=r.dilations,h=n,d=a.util.toNestedArray(i.shape,h.data.get(i.dataId).values),f=a.util.toNestedArray(o.shape,h.data.get(o.dataId).values),p=a.backend_util.computeDilation2DInfo(i.shape,o.shape,u,c,"NHWC",l),m=p.batchSize,v=p.inHeight,g=p.inWidth,b=p.inChannels,y=p.outHeight,x=p.outWidth,w=p.padInfo,O=p.strideHeight,k=p.strideWidth,S=p.filterHeight,_=p.filterWidth,j=p.dilationHeight,E=p.dilationWidth,T=p.outShape;a.util.assert(s.rank===T.length,(function(){return"Error in ".concat(a.Dilation2DBackpropInput,", dy ")+"must have the same rank as output ".concat(T.length,", but got ")+"".concat(s.rank)}));for(var C=a.util.toNestedArray(T,h.data.get(s.dataId).values),M=a.util.makeZerosNestedTypedArray(i.shape,i.dtype),A=0;A<m;++A)for(var N=0;N<y;++N)for(var R=N*O-w.top,I=0;I<x;++I)for(var L=I*k-w.left,D=0;D<b;++D){for(var P=Number.MIN_SAFE_INTEGER,z=R<0?0:R,F=L<0?0:L,B=0;B<S;++B){var U=R+B*j;if(U>=0&&U<v)for(var W=0;W<_;++W){var V=L+W*E;if(V>=0&&V<g){var G=d[A][U][V][D]+f[B][W][D];G>P&&(P=G,z=U,F=V)}}}M[A][z][F][D]+=C[A][N][I][D]}return{dataId:h.write(a.util.toTypedArray(M,i.dtype),i.shape,i.dtype),shape:i.shape,dtype:i.dtype}}};function Ii(e,t){return{kernelName:e,backendName:"cpu",kernelFunc:function(n){var r=n.inputs,a=n.backend,i=r.a,o=r.b,s=a;xi([i,o],e);var u=s.data.get(i.dataId).values,c=s.data.get(o.dataId).values,l=t(i.shape,o.shape,u,c,i.dtype),d=Object(h.a)(l,2),f=d[0],p=d[1];return{dataId:s.write(f,p,i.dtype),shape:p,dtype:i.dtype}}}}function Li(e){return function(t,n,r,i,o){var s=a.backend_util.assertAndGetBroadcastShape(t,n),u=s.length,c=a.util.computeStrides(s),l=a.util.sizeFromShape(s),h=a.util.getTypedArrayFromDType(o,l),d=t.length,f=n.length,p=a.util.computeStrides(t),m=a.util.computeStrides(n),v=a.backend_util.getBroadcastDims(t,

2s),g=a.backend_util.getBroadcastDims(n,s);if(v.length+g.length===0)for(var b=0;b<h.length;++b)h[b]=e(r[b%r.length],i[b%i.length]);else for(var y=function(t){var n=a.util.indexToLoc(t,u,c),o=n.slice(-d);v.forEach((function(e){return o[e]=0}));var s=a.util.locToIndex(o,d,p),l=n.slice(-f);g.forEach((function(e){return l[e]=0}));var b=a.util.locToIndex(l,f,m);h[t]=e(r[s],i[b])},x=0;x<h.length;++x)y(x);return[h,s]}}var Di=Li((function(e,t){return e/t})),Pi=Ii(a.Div,Di),zi={kernelName:a.FlipLeftRight,backendName:"cpu",kernelFunc:function(e){for(var t=e.inputs,n=(e.attrs,e.backend),r=t.image,i=n,o=a.util.getTypedArrayFromDType(r.dtype,a.util.sizeFromShape(r.shape)),s=Object(h.a)(r.shape,4),u=s[0],c=s[1],l=s[2],d=s[3],f=i.data.get(r.dataId).values,p=0;p<u;p++)for(var m=p*l*c*d,v=0;v<c;v++)for(var g=v*(l*d),b=0;b<l;b++)for(var y=b*d,x=0;x<d;x++){var w=[u,v,b,x][2],O=Math.round(l-w),k=m+g+y+x,S=f[k];if(O>=0&&O<l)S=f[m+g+O*d+x];o[k]=S}return{dataId:i.write(o,r.shape,r.dtype),shape:r.shape,dtype:r.dtype}}};var Fi={kernelName:a.Identity,backendName:"cpu",kernelFunc:function(e){var t=e.inputs,n=e.backend,r=t.x;return n.incRef(r.dataId),{dataId:r.dataId,shape:r.shape,dtype:r.dtype}}};function Bi(e,t,n,r){for(var i=a.util.getTypedArrayFromDType(r,a.util.sizeFromShape(n)),o=0;o<i.length;++o){for(var s=o*t,u=e[s],c=0;c<t;++c){var l=e[s+c];l>u&&(u=l)}i[o]=u}return i}function Ui(e,t,n,r,i){for(var o=t.length,s=a.util.sizeFromShape(t),u=a.util.computeStrides(t),c=a.util.computeStrides(i),l=a.util.getTypedArrayFromDType(n,a.util.sizeFromShape(i)),h=0;h<s;++h){for(var d=a.util.indexToLoc(h,o,u),f=new Array(d.length),p=0;p<f.length;p++)f[p]=d[r[p]];l[a.util.locToIndex(f,o,c)]=e[h]}return l}var Wi={kernelName:a.Max,backendName:"cpu",kernelFunc:function(e){var t=e.inputs,n=e.attrs,r=e.backend,i=t.x,o=n.reductionIndices,s=n.keepDims,u=r,c=i.shape,l=c.length,d=a.util.parseAxisParam(o,c),f=d,p=a.backend_util.getAxesPermutation(f,l),m=u.data.get(i.dataId).values;if(null!=p){for(var v=new Array(l),g=0;g<v.length;g++)v[g]=c[p[g]];m=Ui(m,c,i.dtype,p,v),f=a.backend_util.getInnerMostAxes(f.length,l),c=v}xi(i,"max"),a.backend_util.assertAxesAreInnerMostDims("max",f,l);var b=a.backend_util.computeOutAndReduceShapes(c,f),y=Object(h.a)(b,2),x=y[0],w=y[1],O=Bi(m,a.util.sizeFromShape(w),x,i.dtype),k=u.write(O,x,i.dtype),S=x;s&&(S=a.backend_util.expandShapeToKeepDim(x,d));return{dataId:k,shape:S,dtype:i.dtype}}};var Vi={kernelName:a.MaxPoolWithArgmax,backendName:"cpu",kernelFunc:function(e){var t=e.inputs,n=e.attrs,r=e.backend,i=t.x,o=n.filterSize,s=n.strides,u=n.pad,c=n.includeBatchInIndex,l=r;xi(i,"MaxPoolWithArgmax");var d=l.data.get(i.dataId).values,f=a.backend_util.computePool2DInfo(i.shape,o,s,[1,1],u),p=function(e,t,n,r,i){var o=wi(e,0,n,a.util.computeStrides(t),i,"max"),s=Oi(e,t,n,i,!0,r);return[o.values,s.values]}(d,i.shape,i.dtype,c,f),m=Object(h.a)(p,2),v=m[0],g=m[1],b=l.write(v,f.outShape,i.dtype),y=l.write(g,f.outShape,i.dtype);return[{dataId:b,shape:f.outShape,dtype:i.dtype},{dataId:y,shape:f.outShape,dtype:"int32"}]}},Gi=a.kernel_impls.nonMaxSuppressionV4Impl,Hi={kernelName:a.NonMaxSuppressionV4,backendName:"cpu",kernelFunc:function(e){var t=e.inputs,n=e.backend,r=e.attrs,a=t.boxes,i=t.scores,o=r.maxOutputSize,s=r.iouThreshold,u=r.scoreThreshold,c=r.padToMaxOutputSize,l=n;xi(a,"NonMaxSuppressionPadded");var h=l.data.get(a.dataId).values,d=l.data.get(i.dataId).values,f=Gi(h,d,o,s,u,c);return[f.selectedIndices,f.validOutputs]}},qi=a.kernel_impls.nonMaxSuppressionV5Impl,Xi={kernelName:a.NonMaxSuppressionV5,backendName:"cpu",kernelFunc:function(e){var t=e.inputs,n=e.backend,r=e.attrs,a=t.boxes,i=t.scores,o=r.maxOutputSize,s=r.iouThreshold,u=r.scoreThreshold,c=r.softNmsSigma,l=n;xi(a,"NonMaxSuppressionWithScore");var h=l.data.get(a.dataId).values,d=l.data.get(i.dataId).values,f=qi(h,d,o,s,u,c);return[f.selectedIndices,f.selectedScores]}};var Yi={kernelName:a.PadV2,backendName:"cpu",kernelFunc:function(e){var t=e.inputs,n=e.backend,r=e.attrs,i=t.x,o=r.paddings,s=r.constantValue;xi(i,"pad");var u=o.map((function(e,t){return e[0]+i.shape[t]+e[1]})),c=o.map((function(e){return e[0]})),l=n.data.get(i.dataId).values,h=a.util.sizeFromShape(i.shape),d=i.shape.length,f=a.util.computeStrides(i.shape),p=a.util.sizeFromShape(u),m=u.length,v=a.util.computeStrides(u),g=a.util.getTypedArrayFromDType(i.dtype,p);0!==s&&g.fill(s);for(var b=0;b<h;b++){var y=a.util.indexToLoc(b,d,f).map((function(e,t){return e+c[t]}));g[a.util.locToIndex(y,m,v)]=l[b]}return{dataId:n.write(g,u,i.dtype),shape:u,dtype:i.dtype}}};

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2c2(resultUV.yx *\n                             vec2(".concat(n[0],", ").concat(n[1],"));\n\n      int index = resTexRC.x * ").concat(n[1]," + resTexRC.y;\n      int r = 2 * (index / ").concat(r,");\n      int c = imod(index, ").concat(r,") * 2;\n\n      return ivec2(r, c);\n    }\n  ")}(e,t);case 3:return function(e,t){var n=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)],r=Math.ceil(e[2]/2),a=r*Math.ceil(e[1]/2);return"\n    ivec3 getOutputCoords() {\n      ivec2 resTexRC = ivec2(resultUV.yx *\n                             vec2(".concat(n[0],", ").concat(n[1],"));\n      int index = resTexRC.x * ").concat(n[1]," + resTexRC.y;\n\n      int b = index / ").concat(a,";\n      index -= b * ").concat(a,";\n\n      int r = 2 * (index / ").concat(r,");\n      int c = imod(index, ").concat(r,") * 2;\n\n      return ivec3(b, r, c);\n    }\n  ")}(e,t);default:return function(e,t){for(var n=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)],r=Math.ceil(e[e.length-1]/2),a=r*Math.ceil(e[e.length-2]/2),i=a,o="",s="b, r, c",u=2;u<e.length-1;u++)i*=e[e.length-u-1],o="\n      int b".concat(u," = index / ").concat(i,";\n      index -= b").concat(u," * ").concat(i,";\n    ")+o,s="b".concat(u,", ")+s;return"\n    ivec".concat(e.length," getOutputCoords() {\n      ivec2 resTexRC = ivec2(resultUV.yx *\n                             vec2(").concat(n[0],", ").concat(n[1],"));\n      int index = resTexRC.x * ").concat(n[1]," + resTexRC.y;\n\n      ").concat(o,"\n\n      int b = index / ").concat(a,";\n      index -= b * ").concat(a,";\n\n      int r = 2 * (index / ").concat(r,");\n      int c = imod(index, ").concat(r,") * 2;\n\n      return ivec").concat(e.length,"(").concat(s,");\n    }\n  ")}(e,t)}}(t.logicalShape,l),s=function(e){return"\n    void setOutput(vec4 val) {\n      ".concat(e.output," = val;\n    }\n  ")}(h)):(o=function(e,t){switch(e.length){case 0:return"\n    int getOutputCoords() {\n      return 0;\n    }\n  ";case 1:return function(e,t){if(1===t[0])return"\n      int getOutputCoords() {\n        return int(resultUV.x * ".concat(t[1],".0);\n      }\n    ");if(1===t[1])return"\n      int getOutputCoords() {\n        return int(resultUV.y * ".concat(t[0],".0);\n      }\n    ");return"\n    int getOutputCoords() {\n      ivec2 resTexRC = ivec2(resultUV.yx *\n                             vec2(".concat(t[0],", ").concat(t[1],"));\n      return resTexRC.x * ").concat(t[1]," + resTexRC.y;\n    }\n  ")}(0,t);case 2:return function(e,t){if(a.util.arraysEqual(e,t))return"\n      ivec2 getOutputCoords() {\n        return ivec2(resultUV.yx * vec2(".concat(t[0],", ").concat(t[1],"));\n      }\n    ");if(1===e[1])return"\n      ivec2 getOutputCoords() {\n        ivec2 resTexRC = ivec2(resultUV.yx *\n                               vec2(".concat(t[0],", ").concat(t[1],"));\n        int index = resTexRC.x * ").concat(t[1]," + resTexRC.y;\n        return ivec2(index, 0);\n      }\n    ");if(1===e[0])return"\n      ivec2 getOutputCoords() {\n        ivec2 resTexRC = ivec2(resultUV.yx *\n                               vec2(".concat(t[0],", ").concat(t[1],"));\n        int index = resTexRC.x * ").concat(t[1]," + resTexRC.y;\n        return ivec2(0, index);\n      }\n    ");return"\n    ivec2 getOutputCoords() {\n      ivec2 resTexRC = ivec2(resultUV.yx *\n                             vec2(".concat(t[0],", ").concat(t[1],"));\n      int index = resTexRC.x * ").concat(t[1]," + resTexRC.y;\n      int r = index / ").concat(e[1],";\n      int c = index - r * ").concat(e[1],";\n      return ivec2(r, c);\n    }\n  ")}(e,t);case 3:return function(e,t){var n=Jo(["r","c","d"],e);return"\n    ivec3 getOutputCoords() {\n      ivec2 resTexRC = ivec2(resultUV.yx *\n                             vec2(".concat(t[0],", ").concat(t[1],"));\n      int index = resTexRC.x * ").concat(t[1]," + resTexRC.y;\n      ").concat(n,"\n      return ivec3(r, c, d);\n    }\n  ")}(e,t);case 4:return function(e,t){var n=Jo(["r","c","d","d2"],e);return"\n    ivec4 getOutputCoords() {\n      ivec2 resTexRC = ivec2(resultUV.yx *\n        vec2(".concat(t[0],", ").concat(t[1],"));\n      int index = resTexRC.x * ").concat(t[1]," + resTexRC.y;\n      ").concat(n,"\n      return ivec4(r, c, d, d2);\n    }\n  ")}(e,t);case 5:return function(e,t){var n=Jo(["r","c","d","d2","d3"],e);return"\n    ivec5 getOutputCoords() {\n      ivec2 resTexRC = ive

2c2(resultUV.yx * vec2(".concat(t[0],",\n                             ").concat(t[1],"));\n\n      int index = resTexRC.x * ").concat(t[1]," + resTexRC.y;\n\n      ").concat(n,"\n\n      ivec5 outShape = ivec5(r, c, d, d2, d3);\n      return outShape;\n    }\n  ")}(e,t);case 6:return function(e,t){var n=Jo(["r","c","d","d2","d3","d4"],e);return"\n    ivec6 getOutputCoords() {\n      ivec2 resTexRC = ivec2(resultUV.yx *\n        vec2(".concat(t[0],", ").concat(t[1],"));\n      int index = resTexRC.x * ").concat(t[1]," + resTexRC.y;\n\n      ").concat(n,"\n\n      ivec6 result = ivec6(r, c, d, d2, d3, d4);\n      return result;\n    }\n  ")}(e,t);default:throw new Error("".concat(e.length,"-D output sampling is not yet supported"))}}(t.logicalShape,l),s=function(e){return"\n    void setOutput(float val) {\n      ".concat(e.output," = vec4(val, 0, 0, 0);\n    }\n  ")}(h)),r&&(f+=ss),[f,d,s,u,o,c,n].join("\n")}function ns(e){var t=e.shapeInfo.logicalShape;switch(t.length){case 0:return function(e){var t=e.name,n="get"+t.charAt(0).toUpperCase()+t.slice(1);if(e.shapeInfo.isUniform)return"float ".concat(n,"() {return ").concat(t,";}");var r=Object(h.a)(e.shapeInfo.texShape,2),a=r[0],i=r[1];if(1===a&&1===i)return"\n      float ".concat(n,"() {\n        return sampleTexture(").concat(t,", halfCR);\n      }\n    ");var o=Object(h.a)(e.shapeInfo.texShape,2),s=o[0],u=o[1],c=us(t);return"\n    float ".concat(n,"() {\n      vec2 uv = uvFromFlat(").concat(s,", ").concat(u,", ").concat(c,");\n      return sampleTexture(").concat(t,", uv);\n    }\n  ")}(e);case 1:return function(e){var t=e.name,n="get"+t.charAt(0).toUpperCase()+t.slice(1);if(e.shapeInfo.isUniform)return"\n      float ".concat(n,"(int index) {\n        ").concat(cs(e),"\n      }\n    ");var r=e.shapeInfo.texShape,a=r[0],i=r[1];if(1===i&&1===a)return"\n      float ".concat(n,"(int index) {\n        return sampleTexture(").concat(t,", halfCR);\n      }\n    ");var o=us(t);if(1===i)return"\n      float ".concat(n,"(int index) {\n        vec2 uv = vec2(0.5, (float(index + ").concat(o,") + 0.5) / ").concat(a,".0);\n        return sampleTexture(").concat(t,", uv);\n      }\n    ");if(1===a)return"\n      float ".concat(n,"(int index) {\n        vec2 uv = vec2((float(index + ").concat(o,") + 0.5) / ").concat(i,".0, 0.5);\n        return sampleTexture(").concat(t,", uv);\n      }\n    ");return"\n    float ".concat(n,"(int index) {\n      vec2 uv = uvFromFlat(").concat(a,", ").concat(i,", index + ").concat(o,");\n      return sampleTexture(").concat(t,", uv);\n    }\n  ")}(e);case 2:return function(e){var t=e.shapeInfo.logicalShape,n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1),i=e.shapeInfo.texShape;if(null!=i&&a.util.arraysEqual(t,i)){var o=i[0],s=i[1];return"\n    float ".concat(r,"(int row, int col) {\n      vec2 uv = (vec2(col, row) + halfCR) / vec2(").concat(s,".0, ").concat(o,".0);\n      return sampleTexture(").concat(n,", uv);\n    }\n  ")}var u=a.util.squeezeShape(t),c=u.newShape,l=u.keptDims,h=c;if(h.length<t.length){var d=fs(e,h);return"\n      ".concat(ns(d),"\n      float ").concat(r,"(int row, int col) {\n        return ").concat(r,"(").concat(ps(["row","col"],l),");\n      }\n    ")}if(e.shapeInfo.isUniform)return"\n      float ".concat(r,"(int row, int col) {\n        int index = round(dot(vec2(row, col), vec2(").concat(t[1],", 1)));\n        ").concat(cs(e),"\n      }\n    ");var f=i[0],p=i[1],m=us(n);if(1===p)return"\n    float ".concat(r,"(int row, int col) {\n      float index = dot(vec3(row, col, ").concat(m,"), vec3(").concat(t[1],", 1, 1));\n      vec2 uv = vec2(0.5, (index + 0.5) / ").concat(f,".0);\n      return sampleTexture(").concat(n,", uv);\n    }\n  ");if(1===f)return"\n    float ".concat(r,"(int row, int col) {\n      float index = dot(vec3(row, col, ").concat(m,"), vec3(").concat(t[1],", 1, 1));\n      vec2 uv = vec2((index + 0.5) / ").concat(p,".0, 0.5);\n      return sampleTexture(").concat(n,", uv);\n    }\n  ");return"\n  float ".concat(r,"(int row, int col) {\n    // Explicitly use integer operations as dot() only works on floats.\n    int index = row * ").concat(t[1]," + col + ").concat(m,";\n    vec2 uv = uvFromFlat(").concat(f,", ").concat(p,", index);\n    return sampleTexture(").concat(n,", uv);\n  }\n")}(e);case 3:return function(e){var t=e.shapeInfo.logicalShape,n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1),i=t[1]*t[2],o=t[2],s=a.util.squeezeShape(t),u=s.newShape,c=s.keptDims,l=u;if(l.length<t.length){var h=fs(e,l);return"\n        ".concat(ns(h),"\n        float ").concat(r,"(int row, int col, int depth) {\n          return ").concat(r,"(").concat(ps(["row","col","depth"],c),");\n        }\n      ")}if(e.shapeInfo.isUniform)return"\n      float ".concat(r,"(int row, int col, int depth) {\n        int index = round(dot(vec3(row, col, depth),\n                          vec3(").concat(i,", ").concat(o,", 1)));\n        ").concat(cs(e),"\n      }\n    ");var d=e.shapeInfo.texShape,f=d[0],p=d[1],m=e.shapeInfo.flatOffset;if(p===i&&null==m)return"\n        float ".concat(r,"(int row, int col, int depth) {\n          float texR = float(row);\n          float texC = dot(vec2(col, depth), vec2(").concat(o,", 1));\n          vec2 uv = (vec2(texC, texR) + halfCR) /\n                     vec2(").concat(p,".0, ").concat(f,".0);\n          return sampleTexture(").concat(n,", uv);\n        }\n      ");if(p===o&&null==m)return"\n    float ".concat(r,"(int row, int col, int depth) {\n      float texR = dot

2(vec2(row, col), vec2(").concat(t[1],", 1));\n      float texC = float(depth);\n      vec2 uv = (vec2(texC, texR) + halfCR) / vec2(").concat(p,".0, ").concat(f,".0);\n      return sampleTexture(").concat(n,", uv);\n    }\n  ");var v=us(n);return"\n      float ".concat(r,"(int row, int col, int depth) {\n        // Explicitly use integer operations as dot() only works on floats.\n        int index = row * ").concat(i," + col * ").concat(o," + depth + ").concat(v,";\n        vec2 uv = uvFromFlat(").concat(f,", ").concat(p,", index);\n        return sampleTexture(").concat(n,", uv);\n      }\n  ")}(e);case 4:return function(e){var t=e.shapeInfo.logicalShape,n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1),i=t[3],o=t[2]*i,s=t[1]*o,u=a.util.squeezeShape(t),c=u.newShape,l=u.keptDims;if(c.length<t.length){var h=fs(e,c);return"\n      ".concat(ns(h),"\n      float ").concat(r,"(int row, int col, int depth, int depth2) {\n        return ").concat(r,"(").concat(ps(["row","col","depth","depth2"],l),");\n      }\n    ")}if(e.shapeInfo.isUniform)return"\n      float ".concat(r,"(int row, int col, int depth, int depth2) {\n        int index = round(dot(vec4(row, col, depth, depth2),\n                          vec4(").concat(s,", ").concat(o,", ").concat(i,", 1)));\n        ").concat(cs(e),"\n      }\n    ");var d=e.shapeInfo.flatOffset,f=e.shapeInfo.texShape,p=f[0],m=f[1];if(m===s&&null==d)return"\n      float ".concat(r,"(int row, int col, int depth, int depth2) {\n        float texR = float(row);\n        float texC =\n            dot(vec3(col, depth, depth2),\n                vec3(").concat(o,", ").concat(i,", 1));\n        vec2 uv = (vec2(texC, texR) + halfCR) /\n                   vec2(").concat(m,".0, ").concat(p,".0);\n        return sampleTexture(").concat(n,", uv);\n      }\n    ");if(m===i&&null==d)return"\n      float ".concat(r,"(int row, int col, int depth, int depth2) {\n        float texR = dot(vec3(row, col, depth),\n                         vec3(").concat(t[1]*t[2],", ").concat(t[2],", 1));\n        float texC = float(depth2);\n        vec2 uv = (vec2(texC, texR) + halfCR) /\n                  vec2(").concat(m,".0, ").concat(p,".0);\n        return sampleTexture(").concat(n,", uv);\n      }\n    ");var v=us(n);return"\n    float ".concat(r,"(int row, int col, int depth, int depth2) {\n      // Explicitly use integer operations as dot() only works on floats.\n      int index = row * ").concat(s," + col * ").concat(o," +\n          depth * ").concat(i," + depth2;\n      vec2 uv = uvFromFlat(").concat(p,", ").concat(m,", index + ").concat(v,");\n      return sampleTexture(").concat(n,", uv);\n    }\n  ")}(e);case 5:return function(e){var t=e.shapeInfo.logicalShape,n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1),i=t[4],o=t[3]*i,s=t[2]*o,u=t[1]*s,c=a.util.squeezeShape(t),l=c.newShape,h=c.keptDims;if(l.length<t.length){var d=fs(e,l);return"\n      ".concat(ns(d),"\n      float ").concat(r,"(int row, int col, int depth, int depth2, int depth3) {\n        return ").concat(r,"(").concat(ps(["row","col","depth","depth2","depth3"],h),");\n      }\n    ")}if(e.shapeInfo.isUniform)return"\n      float ".concat(r,"(int row, int col, int depth, int depth2, int depth3) {\n        float index = dot(\n          vec4(row, col, depth, depth2),\n          vec4(").concat(u,", ").concat(s,", ").concat(o,", ").concat(i,")) +\n          depth3;\n        ").concat(cs(e),"\n      }\n    ");var f=e.shapeInfo.flatOffset,p=e.shapeInfo.texShape,m=p[0],v=p[1];if(v===u&&null==f)return"\n      float ".concat(r,"(int row, int col, int depth, int depth2, int depth3) {\n        int texR = row;\n        float texC = dot(vec4(col, depth, depth2, depth3),\n                         vec4(").concat(s,", ").concat(o,", ").concat(i,", 1));\n        vec2 uv = (vec2(texC, texR) + halfCR) /\n                   vec2(").concat(v,".0, ").concat(m,".0);\n        return sampleTexture(").concat(n,", uv);\n      }\n    ");if(v===i&&null==f)return"\n      float ".concat(r,"(int row, int col, int depth, int depth2, int depth3) {\n        float texR = dot(\n          vec4(row, col, depth, depth2),\n          vec4(").concat(t[1]*t[2]*t[3],",\n               ").concat(t[2]*t[3],", ").concat(t[3],", 1));\n        int texC = depth3;\n        vec2 uv = (vec2(texC, texR) + halfCR) /\n                  vec2(").concat(v,".0, ").concat(m,".0);\n        return sampleTexture(").concat(n,", uv);\n      }\n    ");var g=us(n);return"\n    float ".concat(r,"(int row, int col, int depth, int depth2, int depth3) {\n      // Explicitly use integer operations as dot() only w

2orks on floats.\n      int index = row * ").concat(u," + col * ").concat(s," + depth * ").concat(o," +\n          depth2 * ").concat(i," + depth3 + ").concat(g,";\n      vec2 uv = uvFromFlat(").concat(m,", ").concat(v,", index);\n      return sampleTexture(").concat(n,", uv);\n    }\n  ")}(e);case 6:return function(e){var t=e.shapeInfo.logicalShape,n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1),i=a.util.squeezeShape(t),o=i.newShape,s=i.keptDims;if(o.length<t.length){var u=fs(e,o);return"\n      ".concat(ns(u),"\n      float ").concat(r,"(int row, int col, int depth,\n                    int depth2, int depth3, int depth4) {\n        return ").concat(r,"(").concat(ps(["row","col","depth","depth2","depth3","depth4"],s),");\n      }\n    ")}var c=t[5],l=t[4]*c,h=t[3]*l,d=t[2]*h,f=t[1]*d;if(e.shapeInfo.isUniform)return"\n      float ".concat(r,"(int row, int col, int depth,\n                  int depth2, int depth3, int depth4) {\n        int index = round(dot(\n          vec4(row, col, depth, depth2),\n          vec4(").concat(f,", ").concat(d,", ").concat(h,", ").concat(l,")) +\n          dot(\n            vec2(depth3, depth4),\n            vec2(").concat(c,", 1)));\n        ").concat(cs(e),"\n      }\n    ");var p=e.shapeInfo.flatOffset,m=e.shapeInfo.texShape,v=m[0],g=m[1];if(g===f&&null==p)return"\n      float ".concat(r,"(int row, int col, int depth,\n                    int depth2, int depth3, int depth4) {\n        int texR = row;\n        float texC = dot(vec4(col, depth, depth2, depth3),\n          vec4(").concat(d,", ").concat(h,", ").concat(l,", ").concat(c,")) +\n               float(depth4);\n        vec2 uv = (vec2(texC, texR) + halfCR) /\n                   vec2(").concat(g,".0, ").concat(v,".0);\n        return sampleTexture(").concat(n,", uv);\n      }\n    ");if(g===c&&null==p)return"\n      float ".concat(r,"(int row, int col, int depth,\n                    int depth2, int depth3, int depth4) {\n        float texR = dot(vec4(row, col, depth, depth2),\n          vec4(").concat(t[1]*t[2]*t[3]*t[4],",\n               ").concat(t[2]*t[3]*t[4],",\n               ").concat(t[3]*t[4],",\n               ").concat(t[4],")) + float(depth3);\n        int texC = depth4;\n        vec2 uv = (vec2(texC, texR) + halfCR) /\n                  vec2(").concat(g,".0, ").concat(v,".0);\n        return sampleTexture(").concat(n,", uv);\n      }\n    ");var b=us(n);return"\n    float ".concat(r,"(int row, int col, int depth,\n                  int depth2, int depth3, int depth4) {\n      // Explicitly use integer operations as dot() only works on floats.\n      int index = row * ").concat(f," + col * ").concat(d," + depth * ").concat(h," +\n          depth2 * ").concat(l," + depth3 * ").concat(c," + depth4 + ").concat(b,";\n      vec2 uv = uvFromFlat(").concat(v,", ").concat(g,", index);\n      return sampleTexture(").concat(n,", uv);\n    }\n  ")}(e);default:throw new Error("".concat(t.length,"-D input sampling")+" is not yet supported")}}function rs(e){switch(e.shapeInfo.logicalShape.length){case 0:return function(e){var t=e.name,n="get"+t.charAt(0).toUpperCase()+t.slice(1),r=Zo();return"\n    vec4 ".concat(n,"() {\n      return ").concat(r.texture2D,"(").concat(t,", halfCR);\n    }\n  ")}(e);case 1:return function(e){var t=e.name,n="get"+t.charAt(0).toUpperCase()+t.slice(1),r=e.shapeInfo.texShape,a=[Math.ceil(r[0]/2),Math.ceil(r[1]/2)],i=Zo();return"\n    vec4 ".concat(n,"(int index) {\n      vec2 uv = packedUVfrom1D(\n        ").concat(a[0],", ").concat(a[1],", index);\n      return ").concat(i.texture2D,"(").concat(t,", uv);\n    }\n  ")}(e);case 2:return function(e){var t=e.shapeInfo.logicalShape,n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1),i=e.shapeInfo.texShape,o=i[0],s=i[1],u=Zo();if(null!=i&&a.util.arraysEqual(t,i))return"\n      vec4 ".concat(r,"(int row, int col) {\n        vec2 uv = (vec2(col, row) + halfCR) / vec2(").concat(s,".0, ").concat(o,".0);\n\n        return ").concat(u.texture2D,"(").concat(n,", uv);\n      }\n    ");var c=[Math.ceil(i[0]/2),Math.ceil(i[1]/2)],l=Math.ceil(t[1]/2);return"\n    vec4 ".concat(r,"(int row, int col) {\n      vec2 uv = packedUVfrom2D(").concat(l,", ").concat(c[0],", ").concat(c[1],", row, col);\n      return ").concat(u.texture2D,"(").concat(n,", uv);\n    }\n  ")}(e);case 3:return function(e){var t=e.shapeInfo.logicalShape,n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1),a=e.shapeInfo.texShape,i=[Math.ceil(a[0]/2),Math.ceil(a[1]/2)];if(1===t[0]){var o=t.slice(1),s=fs(e,o);return"\n        ".concat(rs(s),"\n        vec4 ").concat(r,"(int b, int row, int col) {\n          return ").concat(r,"(").concat(ps(["b","row","col"],[1,2]),");\n        }\n      ")}var u=i[0],c=i[1],l=Math.ceil(t[2]/2),h=l*Math.ceil(t[1]/2),d=Zo();return"\n    vec4 ".concat(r,"(int b, int row, int col) {\n      vec2 uv = packedUVfrom3D(\n        ").concat(u,", ").concat(c,", ").concat(h,", ").concat(l,", b, row, col);\n      return ").concat(d.texture2D,"(").concat(n,", uv);\n    }\n  ")}(e);default:return function(e){for(var t=e.shapeInfo.logicalShape,n=t.length,r=e.name,a="get"+r.charAt(0).toUpperCase()+r.slice(1),i=e.shapeInfo.texShape,o=[Math.ceil(i[0]/2),Math.ceil(i[1]/2)],s=o[0],u=o[1],c=Math.ceil(t[n-1]/2),l=c*Math.ceil(t[n-2]/2),h="int b, int row, int col",d="b * ".concat(l," + (row / 2) * ").concat(c," + (col / 2)"),f=2;f<n-1;f++)h="int b".concat(f,", ")+h,l*=t[n-f-1],d="b".concat(f," * ").concat(l," + ")+d;var p=Zo();return"\n    vec4 ".concat(a,"(").concat(h,") {\n      int index = ").concat(d,";\n      int texR = index / ").concat(u,";\n      int texC = index - texR * ").concat(u,";\n      vec2 uv = (vec2(texC, texR) + halfCR) / vec2(").concat(u,", ").concat(s,");\n      return ").concat(p.texture2D,"(").concat(r,", uv);\n    }\n  ")}(e)}}var as="\nvec2 uvFromFlat(int texNumR, int texNumC, int index) {\n  int texR = index / texNumC;\n  int texC = index - texR * texNumC;\n  return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);\n}\nvec2 packedUVfrom1D(int texNumR, int texNumC, int index) {\n  int texelIndex = index / 2;\n  int texR = texelIndex / texNumC;\n  int texC = texelIndex - texR * texNumC;\n  return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);\n}\n",is="\nvec2 packedUVfrom2D(int texelsInLogicalRow, int texNumR,\n  int texNumC, int row, int col) {\n  int texelIndex = (row / 2) * texelsInLogicalRow + (col / 2);\n  int texR = texelIndex / texNumC;\n  int texC = texelIndex - texR * texNumC;\n  return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);\n}\n",os="\nvec2 packedUVfrom3D(int texNumR, int texNumC,\n    int texelsInBatch, int texelsInLogicalRow, int b,\n    int row, int col) {\n  int index = b * texelsInBatch + (row / 2) * texelsInLogicalRow + (col / 2);\n  int texR = index / texNumC;\n  int texC = index - texR * texNumC;\n  return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);\n}\n",ss="\n  float getChannel(vec4 frag, vec2 innerDims) {\n    vec2 modCoord = mod(innerDims, 2.);\n    return modCoord.x == 0. ?\n      (modCoord.y == 0. ? frag.r : frag.g) :\n      (modCoord.y == 0. ? frag.b : frag.a);\n  }\n  float getChannel(vec4 frag, int dim) {\n    float modCoord = mod(float(dim), 2.);\n    return modCoord == 0. ? frag.r : frag.g;\n  }\n";function us(e){return"offset".concat(e)}function cs(e){var t=e.name,n=a.util.sizeFromShape(e.shapeInfo.logicalShape);return n<2?"return ".concat(t,";"):"\n    for (int i = 0; i < ".concat(n,";

2 i++) {\n      if (i == index) {\n        return ").concat(t,"[i];\n      }\n    }\n  ")}function ls(e,t){var n,r=e.name,i=r.charAt(0).toUpperCase()+r.slice(1),o="get"+i+"AtOutCoords",s=e.shapeInfo.logicalShape.length,u=t.logicalShape.length,c=es(e.shapeInfo.logicalShape,t.logicalShape),l=ds(u),h=u-s,d=["x","y","z","w","u","v"];n=0===s?"":u<2&&c.length>=1?"coords = 0;":c.map((function(e){return"coords.".concat(d[e+h]," = 0;")})).join("\n");var f="";f=u<2&&s>0?"coords":e.shapeInfo.logicalShape.map((function(e,t){return"coords.".concat(d[t+h])})).join(", ");var p="return outputValue;",m=1===a.util.sizeFromShape(e.shapeInfo.logicalShape),v=1===a.util.sizeFromShape(t.logicalShape);if(1!==s||m||v){if(m&&!v)p=1===u?"\n        return vec4(outputValue.x, outputValue.x, 0., 0.);\n      ":"\n        return vec4(outputValue.x);\n      ";else if(c.length){var g=s-2,b=s-1;c.indexOf(g)>-1&&c.indexOf(b)>-1?p="return vec4(outputValue.x);":c.indexOf(g)>-1?p="return vec4(outputValue.x, outputValue.y, outputValue.x, outputValue.y);":c.indexOf(b)>-1&&(p="return vec4(outputValue.xx, outputValue.zz);")}}else p="\n      return vec4(outputValue.xy, outputValue.xy);\n    ";return"\n    vec4 ".concat(o,"() {\n      ").concat(l," coords = getOutputCoords();\n      ").concat(n,"\n      vec4 outputValue = get").concat(i,"(").concat(f,");\n      ").concat(p,"\n    }\n  ")}function hs(e,t){var n=e.name,r=n.charAt(0).toUpperCase()+n.slice(1),i="get"+r+"AtOutCoords",o=t.texShape,s=e.shapeInfo.texShape,u=e.shapeInfo.logicalShape.length,c=t.logicalShape.length;if(!e.shapeInfo.isUniform&&u===c&&null==e.shapeInfo.flatOffset&&a.util.arraysEqual(s,o))return"\n      float ".concat(i,"() {\n        return sampleTexture(").concat(n,", resultUV);\n      }\n    ");var l,h=ds(c),d=es(e.shapeInfo.logicalShape,t.logicalShape),f=c-u,p=["x","y","z","w","u","v"];l=0===u?"":c<2&&d.length>=1?"coords = 0;":d.map((function(e){return"coords.".concat(p[e+f]," = 0;")})).join("\n");var m="";return m=c<2&&u>0?"coords":e.shapeInfo.logicalShape.map((function(e,t){return"coords.".concat(p[t+f])})).join(", "),"\n    float ".concat(i,"() {\n      ").concat(h," coords = getOutputCoords();\n      ").concat(l,"\n      return get").concat(r,"(").concat(m,");\n    }\n  ")}function ds(e){if(e<=1)return"int";if(2===e)return"ivec2";if(3===e)return"ivec3";if(4===e)return"ivec4";if(5===e)return"ivec5";if(6===e)return"ivec6";throw Error("GPU for rank ".concat(e," is not yet supported"))}function fs(e,t){var n=JSON.parse(JSON.stringify(e));return n.shapeInfo.logicalShape=t,n}function ps(e,t){return t.map((function(t){return e[t]})).join(", ")}var ms=function e(t,n,r,o){Object(i.a)(this,e),this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,a.util.assert(t.length>2,(function(){return"Packed arg".concat(r.charAt(0).toUpperCase()+r.slice(1)," supports only inputs with rank above 2.")}));var s=t[t.length-1],u=Math.ceil(s/n);this.outputShape=t.slice(0,-1),u>1&&this.outputShape.push(u),o||this.variableNames.push("bestIndicesA");var c,l,h=this.outputShape,d=h.length,f=ds(d),p=Ko("coords",d);if(1===u){var m=ds(l=d+1);c="\n        ".concat(m," sourceLocR = ").concat(m,"(").concat(p.join(),", 0);\n        ++").concat(p[d-1],";\n        ").concat(m," sourceLocG = ").concat(m,"(").concat(p.join(),", 0);\n        ++").concat(p[d-2],";\n        ").concat(m," sourceLocA = ").concat(m,"(").concat(p.join(),", 0);\n        --").concat(p[d-1],";\n        ").concat(m," sourceLocB = ").concat(m,"(").concat(p.join(),", 0);\n        --").concat(p[d-2],";")}else l=d,c="\n        ".concat(f," sourceLocR = coords;\n        ++").concat(p[d-1],";\n        ").concat(f," sourceLocG = coords;\n        ++").concat(p[d-2],";\n        ").concat(f," sourceLocA = coords;\n        --").concat(p[d-1],";\n        ").concat(f," sourceLocB = coords;\n        --").concat(p[d-2],";");var v=["x","y","z","w","u","v"].slice(0,l),g="."+v[l-1],b=v.map((function(e){return"int "+e})),y=Ko("sourceLocR",l-1).concat("inIdx.r"),x=Ko("sourceLocG",l-1).concat("inIdx.g"),w=Ko("sourceLocB",l-1).concat("inIdx.b"),O=Ko("sourceLocA",l-1).concat("inIdx.a"),k="max"===r?"greaterThan":"lessThan",S=o?"":"\n          inIdx = round(vec4(getBestIndicesAChannel(".concat(y.join(),"),\n                             getBestIndicesAChannel(").concat(x.join(),"),\n                             getBestIndicesAChannel(").concat(w.join(),"),\n                             getBestIndicesAChannel(").concat(O.join(),")));"),_="vec4(\n            getAChannel(".concat(y.join(),"),\n            hasNextCol ? getAChannel(").concat(x.join(),") : 0.,\n            hasNextRow ? getAChannel(").concat(w.join(),") : 0.,\n            hasNextRow && hasNextCol ? getAChannel(").concat(O.join(),") : 0.)"),j=o?"":"\n      float getBestIndicesAChannel(".concat(b.join(),") {\n        return getChannel(getBestIndicesA(").concat(v.join(),"),\n                                          vec2(").concat(v.slice(-2).join(),"));\n      }");this.userCode="\n      float getAChannel(".concat(b.join(),") {\n        return getChannel(getA(").concat(v.join(),"),\n                               vec2(").concat(v.slice(-2).join(),"));\n      }\n      ").concat(j,"\n      void main() {\n        ").concat(f," coords = getOutputCoords();\n        bool hasNextCol = ").concat(p[d-1]," < ").concat(h[d-1]-1,";

2\n        bool hasNextRow = ").concat(p[d-2]," < ").concat(h[d-2]-1,";\n        ").concat(c,"\n        ivec4 srcIdx = ivec4(sourceLocR").concat(g,", sourceLocG").concat(g,",\n          sourceLocB").concat(g,", sourceLocA").concat(g,") * ").concat(n,";\n        ivec4 inIdx = srcIdx;\n        vec4 bestIndex = vec4(inIdx);\n        vec4 bestValue = ").concat(_,";\n\n        for (int i = 0; i < ").concat(n,"; i++) {\n          inIdx = srcIdx;\n          ").concat(S,"\n          vec4 candidate = ").concat(_,";\n          bvec4 nan = isnan(candidate);\n          bvec4 replace = bvec4(\n            vec4(").concat(k,"(candidate, bestValue)) * (vec4(1.0) - vec4(nan)));\n\n          bestValue = vec4(replace.x  ? candidate.x : bestValue.x,\n                           replace.y  ? candidate.y : bestValue.y,\n                           replace.z  ? candidate.z : bestValue.z,\n                           replace.w  ? candidate.w : bestValue.w);\n          bestIndex = mix(bestIndex, vec4(inIdx), vec4(replace));\n          srcIdx++;\n        }\n        setOutput(bestIndex);\n      }\n    ")},vs=function e(t){Object(i.a)(this,e),this.variableNames=["dy"],this.outputShape=t.inShape;var n=t.filterHeight,r=t.filterWidth,a=t.strideHeight,o=t.strideWidth,s=t.dilationHeight,u=t.dilationWidth,c=t.effectiveFilterHeight,l=t.effectiveFilterWidth,h=c-1-t.padInfo.top,d=l-1-t.padInfo.left,f=1/(n*r);this.userCode="\n      const ivec2 pads = ivec2(".concat(h,", ").concat(d,");\n      const float avgMultiplier = float(").concat(f,");\n\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int b = coords[0];\n        int d = coords[3];\n\n        ivec2 dyRCCorner = coords.yz - pads;\n        int dyRCorner = dyRCCorner.x;\n        int dyCCorner = dyRCCorner.y;\n\n        // Convolve dy(?, ?, d) with pos mask(:, :, d) to get dx(xR, xC, d).\n        // ? = to be determined. : = across all values in that axis.\n        float dotProd = 0.0;\n        for (int wR = 0; wR < ").concat(c,";\n            wR += ").concat(s,") {\n          float dyR = float(dyRCorner + wR) / ").concat(a,".0;\n\n          if (dyR < 0.0 || dyR >= ").concat(t.outHeight,".0 || fract(dyR) > 0.0) {\n            continue;\n          }\n          int idyR = int(dyR);\n\n          for (int wC = 0; wC < ").concat(l,";\n            wC+= ").concat(u,") {\n            float dyC = float(dyCCorner + wC) / ").concat(o,".0;\n\n            if (dyC < 0.0 || dyC >= ").concat(t.outWidth,".0 ||\n                fract(dyC) > 0.0) {\n              continue;\n            }\n            int idyC = int(dyC);\n\n            float dyValue = getDy(b, idyR, idyC, d);\n\n            dotProd += dyValue * avgMultiplier;\n          }\n        }\n        setOutput(dotProd);\n      }\n    ")},gs=function e(t){Object(i.a)(this,e),this.variableNames=["dy"],this.outputShape=t.inShape;var n=t.filterDepth,r=t.filterHeight,a=t.filterWidth,o=t.strideDepth,s=t.strideHeight,u=t.strideWidth,c=t.dilationDepth,l=t.dilationHeight,h=t.dilationWidth,d=t.effectiveFilterDepth,f=t.effectiveFilterHeight,p=t.effectiveFilterWidth,m=d-1-t.padInfo.front,v=f-1-t.padInfo.top,g=p-1-t.padInfo.left,b=1/(n*r*a);this.userCode="\n      const ivec3 pads = ivec3(".concat(m,", ").concat(v,", ").concat(g,");\n      const float avgMultiplier = float(").concat(b,");\n\n      void main() {\n        ivec5 coords = getOutputCoords();\n        int batch = coords.x;\n        int ch = coords.u;\n\n        ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads;\n        int dyDCorner = dyCorner.x;\n        int dyRCorner = dyCorner.y;\n        int dyCCorner = dyCorner.z;\n\n        // Convolve dy(?, ?, ?, d) with pos mask(:, :, :, ch) to get\n        // dx(xD, xR, xC, ch).\n        // ? = to be determined. : = across all values in that axis.\n        float dotProd = 0.0;\n\n        for (int wD = 0; wD < ").concat(d,";\n            wD += ").concat(c,") {\n          float dyD = float(dyDCorner + wD) / ").concat(o,".0;\n\n          if (dyD < 0.0 || dyD >= ").concat(t.outDepth,".0 || fract(dyD) > 0.0) {\n            continue;\n          }\n          int idyD = int(dyD);\n\n          for (int wR = 0; wR < ").concat(f,";\n              wR += ").concat(l,") {\n            float dyR = float(dyRCorner + wR) / ").concat(s,".0;\n\n            if (dyR < 0.0 || dyR >= ").concat(t.outHeight,".0 ||\n                fract(dyR) > 0.0) {\n              continue;\n            }\n            int idyR = int(dyR);\n\n            for (int wC = 0; wC < ").concat(p,";\n                wC += ").concat(h,") {\n              float dyC = float(dyCCorner + wC) / ").concat(u,".0;\n\n              if (dyC < 0.0 || dyC >= ").concat(t.outWidth,".0 ||\n                  fract(dyC) > 0.0) {\n                continue;\n              }\n              int idyC = int(dyC);\n\n              float dyValue = getDy(batch, idyD, idyR, idyC, ch);\n\n              dotProd += dyValue * avgMultiplier;\n            }\n          }\n        }\n        setOutput(dotProd);\n      }\n    ")},bs=function e(t,n,r,o,s,u){Object(i.a)(this,e),this.outputShape=[],this.variableNames=["x","mean","variance"],a.backend_util.assertAndGetBroadcastShape(t,n),a.backend_util.assertAndGetBroadcastShape(t,r);var c="0.0";null!=o&&(a.backend_util.assertAndGetBroadcastShape(t,o),this.variableNames.push("offset"),c="getOffsetAtOutCoords()");var l="1.0";null!=s&&(a.backend_util.assertAndGetBroadcastShape(t,s),this.variableNames.push("scale"),l="getScaleAtOutCoords()"),this.outputShape=t,this.userCode="\n      void main() {\n        float x = getXAtOutCoords();\n        float mean = getMeanAtOutCoords();\n        float variance = getVarianceAtOutCoords();\n        float offset = ".concat(c,";\n        float scale = ").concat(l,";\n        float inv = scale * inversesqrt(variance + float(").concat(u,"));\n        setOutput(dot(vec3(x, -mean, offset), vec3(inv, inv, 1)));\n      }\n    ")},ys=function e(t,n,r,o,s,u){Object(i.a)(this,e),this.packedInputs=!0,this.packedOutput=!0,this.variableNames=["x","mean","variance"],a.backend_util.assertAndGetBroadcastShape(t,n),a.backend_util.assertAndGetBroadcastShape(t,r);var c="vec4(0.0)";null!=o&&(a.backend_util.assertAndGetBroadcastShape(t,o),this.variableNames.push("offset"),c="getOffsetAtOutCoords()");var l="vec4(1.0)";null!=s&&(a.backend_util.assertAndGetBroadcastShape(t,s),this.variableNames.push("scale"),l="getScaleAtOutCoords()"),this.outputShape=t,this.userCode="\n      void main() {\n        vec4 offset = ".concat(c,";\n        vec4 scale = ").concat(l,";\n\n        vec4 x = getXAtOutCoords();\n        vec4 mean = getMeanAtOutCoords();\n        vec4 variance = getVarianceAtOutCoords();\n\n        vec4 inv = scale * inversesqrt(variance + vec4(").concat(u,"));\n\n        setOutput((x - mean) * inv + offset);\n      }\n    ")},xs="return areal * breal - aimag * bimag;",ws="return areal * bimag + aimag * breal;",Os=function e(t,n,r){Object(i.a)(this,e),this.variableNames=["AReal","AImag","BReal","BImag"],this.outputShape=a.backend_util.assertAndGetBroadcastShape(n,r),this.userCode="\n      float binaryOpComplex(\n          float areal, float aimag, float breal, float bimag) {\n        ".concat(t,"\n      }\n\n      void main() {\n        float areal = getARealAtOutCoords();\n        float aimag = getAImagAtOutCoords();\n        float breal = getBRealAtOutCoords();\n        float bimag = getBImagAtOutCoords();\n        setOutput(binaryOpComplex(areal, aimag, breal, bimag));\n      }\n    ")},ks="return a + b;",Ss="return a - b;",_s="return a * b;",js="return (a < 0.) ? b * a : a;",Es=function e(t,n,r){Object(i.a)(this,e),this.variableNames=["A","B"],this.outputShape=a.backend_util.assertAndGetBroadcastShape(n,r),this.userCode="\n      float binaryOperation(float a, float b) {\n        ".concat(t,"\n      }\n\n      void main() {\n        float a = getAAtOutCoords();\n        float b = getBAtOutCoords();\n        setOutput(binaryOperation(a, b));\n      }\n    ")},Ts="\n  vec4 aLessThanZero = vec4(lessThan(a, vec4(0.)));

2\n  return (aLessThanZero * (b * a)) + ((vec4(1.0) - aLessThanZero) * a);\n",Cs=function e(t,n,r){var o=arguments.length>3&&void 0!==arguments[3]&&arguments[3];Object(i.a)(this,e),this.variableNames=["A","B"],this.supportsBroadcasting=!0,this.packedInputs=!0,this.packedOutput=!0,this.outputShape=a.backend_util.assertAndGetBroadcastShape(n,r);var s=this.outputShape.length,u="";if(o)if(0===s||1===a.util.sizeFromShape(this.outputShape))u="\n          result.y = 0.;\n          result.z = 0.;\n          result.w = 0.;\n        ";else{var c=ds(s);if(u="\n          ".concat(c," coords = getOutputCoords();\n        "),1===s)u+="\n            result.y = (coords + 1) >= ".concat(this.outputShape[0]," ? 0. : result.y;\n            result.z = 0.;\n            result.w = 0.;\n          ");else{var l=Ko("coords",s);u+="\n            bool nextRowOutOfBounds =\n              (".concat(l[s-2]," + 1) >= ").concat(this.outputShape[s-2],";\n            bool nextColOutOfBounds =\n              (").concat(l[s-1]," + 1) >= ").concat(this.outputShape[s-1],";\n            result.y = nextColOutOfBounds ? 0. : result.y;\n            result.z = nextRowOutOfBounds ? 0. : result.z;\n            result.w = nextColOutOfBounds || nextRowOutOfBounds ? 0. : result.w;\n          ")}}this.userCode="\n      vec4 binaryOperation(vec4 a, vec4 b) {\n        ".concat(t,"\n      }\n\n      void main() {\n        vec4 a = getAAtOutCoords();\n        vec4 b = getBAtOutCoords();\n\n        vec4 result = binaryOperation(a, b);\n        ").concat(u,"\n\n        setOutput(result);\n      }\n    ")},Ms=function(){function e(t){Object(i.a)(this,e),this.variableNames=["A"],this.outputShape=t,this.userCode="\n      uniform float minVal;\n      uniform float maxVal;\n\n      void main() {\n        float value = getAAtOutCoords();\n        if (isnan(value)) {\n          setOutput(value);\n          return;\n        }\n\n        setOutput(clamp(value, minVal, maxVal));\n      }\n    "}return Object(o.a)(e,[{key:"getCustomSetupFunc",value:function(e,t){var n=this;return function(r,a){null==n.minLoc&&(n.minLoc=r.getUniformLocationNoThrow(a,"minVal"),n.maxLoc=r.getUniformLocationNoThrow(a,"maxVal")),r.gl.uniform1f(n.minLoc,e),r.gl.uniform1f(n.maxLoc,t)}}}]),e}(),As=function(){function e(t){Object(i.a)(this,e),this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t,this.userCode="\n      uniform float minVal;\n      uniform float maxVal;\n\n      void main() {\n        vec4 value = getAAtOutCoords();\n\n        if (any(isnan(value))) {\n          setOutput(value);\n          return;\n        }\n\n        setOutput(clamp(value, vec4(minVal), vec4(maxVal)));\n      }\n    "}return Object(o.a)(e,[{key:"getCustomSetupFunc",value:function(e,t){var n=this;return function(r,a){null==n.minLoc&&(n.minLoc=r.getUniformLocationNoThrow(a,"minVal"),n.maxLoc=r.getUniformLocationNoThrow(a,"maxVal")),r.gl.uniform1f(n.minLoc,e),r.gl.uniform1f(n.maxLoc,t)}}}]),e}(),Ns=function e(t){Object(i.a)(this,e),this.variableNames=["real","imag"],this.outputShape=t,this.userCode="\n      void main() {\n        float re = abs(getRealAtOutCoords());\n        float im = abs(getImagAtOutCoords());\n        float mx = max(re, im);\n\n        // sadly the length function in glsl is not underflow-safe\n        // (at least not on Intel GPUs). So the safe solution is\n        // to ensure underflow-safety in all cases.\n        setOutput(\n          mx == 0.0 ? 0.0 : mx * length(vec2(1, min(re, im)/mx))\n        );\n      }\n    "},Rs=function e(t){Object(i.a)(this,e),this.outputShape=[],this.outputShape=a.backend_util.computeOutShape(t,1),this.variableNames=t.map((function(e,t){return"T".concat(t)}));var n=new Array(t.length-1);n[0]=t[0][1];for(var r=1;r<n.length;r++)n[r]=n[r-1]+t[r][1];for(var o=["if (yC < ".concat(n[0],") setOutput(getT0(yR, yC));")],s=1;s<n.length;s++){var u=n[s-1];o.push("else if (yC < ".concat(n[s],") ")+"setOutput(getT".concat(s,"(yR, yC-").concat(u,"));"))}var c=n.length,l=n[n.length-1];o.push("else setOutput(getT".concat(c,"(yR, yC-").concat(l,"));")),this.userCode="\n      void main() {\n        ivec2 coords = getOutputCoords();\n        int yR = coords.x;\n        int yC = coords.y;\n\n        ".concat(o.join("\n        "),"\n      }\n    ")},Is=function e(t,n){Object(i.a)(this,e),this.packedInputs=!0,this.packedOutput=!0,this.outputShape=[],this.outputShape=a.backend_util.computeOutShape(t,n);var r=this.outputShape,o=r.length,s=ds(o),u=Ko("coords",o),c=["x","y","z","w","u","v"].slice(0,o);this.variableNames=t.map((function(e,t){return"T".concat(t)}));var l=new Array(t.length-1);l[0]=t[0][n];for(var h=1;h<l.length;h++)l[h]=l[h-1]+t[h][n];for(var d=c[n],f=c.slice(-2),p=c.join(),m="if (".concat(d," < ").concat(l[0],") {\n        return getChannel(\n            getT0(").concat(p,"), vec2(").concat(f.join(),"));\n        }"),v=1;v<l.length;v++){var g=l[v-1];m+="\n        if (".concat(d," < ").concat(l[v],"  && ").concat(d," >= ").concat(l[v-1],") {\n          return getChannel(\n            getT").concat(v,"(").concat(Ls(c,d,g),"),\n            vec2(").concat(Ls(f,d,g),"));\n        }")}var b=l.length,y=l[l.length-1];m+="\n        return getChannel(\n          getT".concat(b,"(").concat(Ls(c,d,y),"),\n          vec2(").concat(Ls(f,d,y),"));"),this.userCode="\n      float getValue(".concat(c.map((function(e){return"int "+e})),") {\n        ").concat(m,"\n      }\n\n      void main() {\n        ").concat(s," coords = getOutputCoords();\n        vec4 result = vec4(getValue(").concat(u,"), 0., 0., 0.);\n\n        ").concat(u[o-1]," = ").concat(u[o-1]," + 1;\n        if (").concat(u[o-1]," < ").concat(r[o-1],") {\n          result.g = getValue(").concat(u,");\n        }\n\n        ").concat(u[o-2]," = ").concat(u[o-2]," + 1;\n        if (").concat(u[o-2]," < ").concat(r[o-2],") {\n          result.a = getValue(").concat(u,");\n        }\n\n        ").concat(u[o-1]," = ").concat(u[o-1]," - 1;\n        if (").concat(u[o-2]," < ").concat(r[o-2]," &&\n            ").concat(u[o-1]," < ").concat(r[o-1],") {\n          result.b = getValue(").concat(u,");\n        }\n        setOutput(result);\n      }\n    ")};function Ls(e,t,n){var r=e.indexOf(t);return e.map((function(e,t){return t===r?"".concat(e," - ").concat(n):e})).join()}var Ds=function e(t){Object(i.a)(this,e),this.variableNames=["x","dy"],this.outputShape=t.filterShape;var n=t.strideHeight,r=t.strideWidth,a=t.padInfo.top,o=t.padInfo.left,s="channelsLast"===t.dataFormat;this.userCode="\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int wR = coords.x;\n        int wC = coords.y;\n        int d1 = coords.z;\n        int d2 = coords.w;\n\n        // Convolve x(?, ?, d1) with dy(:, :, d2) to get dw(wR, wC, d1, d2).\n        // ? = to be determined. : = across all values in that axis.\n        float dotProd = 0.0;\n\n        for (int b = 0; b < ".concat(t.batchSize,"; b++) {\n          for (int yR = 0; yR < ").concat(t.outHeight,"; yR++) {\n            int xR = wR + yR * ").concat(n," - ").concat(a,";\n\n            if (xR < 0 || xR >= ").concat(t.inHeight,") {\n              continue;\n            }\n\n            for (int yC = 0; yC < ").concat(t.outWidth,"; yC++) {\n              int xC = wC + yC * ").concat(r," - ").concat(o,";\n\n              if (xC < 0 || xC >= ").concat(t.inWidth,") {\n                continue;\n              }\n\n              if (").concat(s,") {\n                float dyValue = getDy(b, yR, yC, d2);\n                float xValue = getX(b, xR, xC, d1);\n                dotProd += (xValue * dyValue);\n              } else {\n                float dyValue = getDy(b, d2, yR, yC);\n                float xValue = getX(b, d1, xR, xC);\n                dotProd += (xValue * dyValue);\n              }\n\n            }\n          }\n        }\n        setOutput(dotProd);\n      }\n    ")},Ps=function e(t){Object(i.a)(this,e),this.variableNames=["dy","W"],this.outputShape=t.inShape;var n=t.filterHeight,r=t.filterWidth,a=t.strideHeight,o=t.strideWidth,s="channelsLast"===t.dataFormat,u=n-1-t.padInfo.top,c=r-1-t.padInfo.left,l=s?1:2,h=s?2:3,d=s?3:1;this.userCode="\n      const ivec2 pads = ivec2(".concat(u,", ").concat(c,");\n\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int batch = coords[0];\n        int d1 = coords[").concat(d,"];\n\n        ivec2 dyCorner = ivec2(coords[").concat(l,"], coords[").concat(h,"]) - pads;\n        int dyRCorner = dyCorner.x;\n        int dyCCorner = dyCorner.y;\n\n        // Convolve dy(?, ?, d2) with w(:, :, d1, d2) to compute dx(xR, xC, d1).\n        // ? = to be determined. : = across all values in that axis.\n        float dotProd = 0.0;\n        for (int wR = 0; wR < ").concat(n,"; wR++) {\n          float dyR = float(dyRCorner + wR) / ").concat(a,".0;\n\n          if (dyR < 0.0 || dyR >= ").concat(t.outHeight,".0 || fract(dyR) > 0.0) {\n            continue;\n          }\n          int idyR = int(dyR);\n\n          int wRPerm = ").concat(n," - 1 - wR;\n\n          for (int wC = 0; wC < ").concat(r,"; wC++) {\n            float dyC = float(dyCCorner + wC) / ").concat(o,".0;\n\n            if (dyC < 0.0 || dyC >= ").concat(t.outWidth,".0 ||\n                fract(dyC) > 0.0) {\n              continue;\n            }\n            int idyC = int(dyC);\n\n            int wCPerm = ").concat(r," - 1 - wC;\n\n            for (int d2 = 0; d2 < ").concat(t.outChannels,"; d2++) {\n\n              if (").concat(s,") {\n                float xValue = getDy(batch, idyR, idyC, d2);\n                float wValue = getW(wRPerm, wCPerm, d1, d2);\n                dotProd += xValue * wValue;\n              } else {\n                float xValue = getDy(batch, d2, idyR, idyC);\n                float wValue = getW(wRPerm, wCPerm, d1, d2);\n                dotProd += xValue * wValue;\n              }\n\n            }\n          }\n        }\n        setOutput(dotProd);\n      }\n    ")},zs=function e(t){Object(i.a)(this,e),this.variableNames=["x","dy"],this.outputShape=t.filterShape;var n=t.strideDepth,r=t.strideHeight,a=t.strideWidth,o=t.padInfo.front,s=t.padInfo.top,u=t.padInfo.left;this.userCode="\n      void main() {\n        ivec5 coords = getOutputCoords();\n        int wF = coords.x;\n        int wR = coords.y;\n        int wC = coords.z;\n        int d1 = coords.w;\n        int d2 = coords.u;\n\n        float dotProd = 0.0;\n\n        for (int b = 0; b < ".concat(t.batchSize,"; b++) {\n          for (int yF = 0; yF < ").concat(t.outDepth,";

2 yF++) {\n            int xF = wF + yF * ").concat(n," - ").concat(o,";\n\n            if (xF < 0 || xF >= ").concat(t.inDepth,") {\n              continue;\n            }\n\n            for (int yR = 0; yR < ").concat(t.outHeight,"; yR++) {\n              int xR = wR + yR * ").concat(r," - ").concat(s,";\n\n              if (xR < 0 || xR >= ").concat(t.inHeight,") {\n                continue;\n              }\n\n              for (int yC = 0; yC < ").concat(t.outWidth,"; yC++) {\n                int xC = wC + yC * ").concat(a," - ").concat(u,";\n\n                if (xC < 0 || xC >= ").concat(t.inWidth,") {\n                  continue;\n                }\n\n                float dyValue = getDy(b, yF, yR, yC, d2);\n                float xValue = getX(b, xF, xR, xC, d1);\n                dotProd += (xValue * dyValue);\n              }\n            }\n          }\n        }\n        setOutput(dotProd);\n      }\n    ")},Fs=function e(t){Object(i.a)(this,e),this.variableNames=["dy","W"],this.outputShape=t.inShape;var n=t.filterDepth,r=t.filterHeight,a=t.filterWidth,o=t.strideDepth,s=t.strideHeight,u=t.strideWidth,c=n-1-t.padInfo.front,l=r-1-t.padInfo.top,h=a-1-t.padInfo.left;this.userCode="\n      const ivec3 pads = ivec3(".concat(c,", ").concat(l,", ").concat(h,");\n\n      void main() {\n        ivec5 coords = getOutputCoords();\n        int batch = coords.x;\n        int d1 = coords.u;\n\n\n        ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads;\n        int dyFCorner = dyCorner.x;\n        int dyRCorner = dyCorner.y;\n        int dyCCorner = dyCorner.z;\n\n        float dotProd = 0.0;\n        for (int wF = 0; wF < ").concat(n,"; wF++) {\n          float dyF = float(dyFCorner + wF) / ").concat(o,".0;\n\n          if (dyF < 0.0 || dyF >= ").concat(t.outDepth,".0 || fract(dyF) > 0.0) {\n            continue;\n          }\n          int idyF = int(dyF);\n\n          int wFPerm = ").concat(n," - 1 - wF;\n\n          for (int wR = 0; wR < ").concat(r,"; wR++) {\n            float dyR = float(dyRCorner + wR) / ").concat(s,".0;\n\n            if (dyR < 0.0 || dyR >= ").concat(t.outHeight,".0 ||\n              fract(dyR) > 0.0) {\n              continue;\n            }\n            int idyR = int(dyR);\n\n            int wRPerm = ").concat(r," - 1 - wR;\n\n            for (int wC = 0; wC < ").concat(a,"; wC++) {\n              float dyC = float(dyCCorner + wC) / ").concat(u,".0;\n\n              if (dyC < 0.0 || dyC >= ").concat(t.outWidth,".0 ||\n                  fract(dyC) > 0.0) {\n                continue;\n              }\n              int idyC = int(dyC);\n\n              int wCPerm = ").concat(a," - 1 - wC;\n\n              for (int d2 = 0; d2 < ").concat(t.outChannels,"; d2++) {\n                float xValue = getDy(batch, idyF, idyR, idyC, d2);\n                float wValue = getW(wFPerm, wRPerm, wCPerm, d1, d2);\n                dotProd += xValue * wValue;\n              }\n            }\n          }\n        }\n        setOutput(dotProd);\n      }\n    ")},Bs=function e(t){Object(i.a)(this,e),this.variableNames=["x","dy"],this.outputShape=t.filterShape;var n=t.strideHeight,r=t.strideWidth,a=t.padInfo.top,o=t.padInfo.left,s=t.outChannels/t.inChannels;this.userCode="\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int wR = coords.x;\n        int wC = coords.y;\n        int d1 = coords.z;\n        int dm = coords.w;\n        int d2 = d1 * ".concat(s," + dm;\n\n        float dotProd = 0.0;\n\n        // TO DO: Vec4 over the batch size\n        for (int b = 0; b < ").concat(t.batchSize,"; b++) {\n          for (int yR = 0; yR < ").concat(t.outHeight,"; yR++) {\n            int xR = wR + yR * ").concat(n," - ").concat(a,";\n\n            if (xR < 0 || xR >= ").concat(t.inHeight,") {\n              continue;\n            }\n\n            for (int yC = 0; yC < ").concat(t.outWidth,"; yC++) {\n              int xC = wC + yC * ").concat(r," - ").concat(o,";\n\n              if (xC < 0 || xC >= ").concat(t.inWidth,") {\n                continue;\n              }\n\n              float dyValue = getDy(b, yR, yC, d2);\n              float xValue = getX(b, xR, xC, d1);\n              dotProd += (xValue * dyValue);\n            }\n          }\n        }\n        setOutput(dotProd);\n      }\n    ")},Us=function e(t){Object(i.a)(this,e),this.variableNames=["dy","W"],this.outputShape=t.inShape;var n=t.filterHeight,r=t.filterWidth,a=t.strideHeight,o=t.strideWidth,s=n-1-t.padInfo.top,u=r-1-t.padInfo.left,c=t.outChannels/t.inChannels;this.userCode="\n      const ivec2 pads = ivec2(".concat(s,", ").concat(u,");\n\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int batch = coords[0];\n        int d1 = coords[3];\n        ivec2 dyCorner = coords.yz - pads;\n        int dyRCorner = dyCorner.x;\n        int dyCCorner = dyCorner.y;\n\n        float dotProd = 0.0;\n\n        for (int wR = 0; wR < ").concat(n,"; wR++) {\n          float dyR = float(dyRCorner + wR) / ").concat(a,".0;\n\n          if (dyR < 0.0 || dyR >= ").concat(t.outHeight,".0 || fract(dyR) > 0.0) {\n            continue;\n          }\n          int idyR = int(dyR);\n\n          int wRPerm = ").concat(n," - 1 - wR;\n\n          for (int wC = 0; wC < ").concat(r,"; wC++) {\n            float dyC = float(dyCCorner + wC) / ").concat(o,".0;\n\n            if (dyC < 0.0 || dyC >= ").concat(t.outWidth,".0 ||\n                fract(dyC) > 0.0) {\n              continue;\n            }\n            int idyC = int(dyC);\n\n            int wCPerm = ").concat(r," - 1 - wC;\n\n            // TO DO: Vec4 over the channelMul\n            for (int dm = 0; dm < ").concat(c,"; dm++) {\n              int d2 = d1 * ").concat(c," + dm;\n              float xValue = getDy(batch, idyR, idyC, d2);\n              float wValue = getW(wRPerm, wCPerm, d1, dm);\n              dotProd += xValue * wValue;\n            }\n          }\n        }\n        setOutput(dotProd);\n      }\n    ")},Ws=function e(t){var n=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,a=arguments.length>3&&void 0!==arguments[3]&&arguments[3];Object(i.a)(this,e),this.variableNames=["x","W"],this.outputShape=t.outShape;var o=t.padInfo.top,s=t.padInfo.left,u=t.strideHeight,c=t.strideWidth,l=t.dilationHeight,h=t.dilationWidth,d=t.filterHeight,f=t.filterWidth,p=4*Math.floor(t.inChannels/4),m=t.inChannels%4,v="channelsLast"===t.dataFormat,g=v?1:2,b=v?2:3,y=v?3:1,x="",w="";r&&(x=a?"float activation(float a) {\n          float b = getPreluActivationWeightsAtOutCoords();\n          ".concat(r,"\n        }"):"\n          float activation(float x) {\n            ".concat(r,"\n          }\n        "),w="result = activation(result);");var O=n?"result += getBiasAtOutCoords();":"";n&&this.variableNames.push("bias"),a&&this.variableNames.push("preluActivationWeights"),this.userCode="\n      ".concat(x,"\n\n      const ivec2 strides = ivec2(").concat(u,", ").concat(c,");\n      const ivec2 pads = ivec2(").concat(o,", ").concat(s,");\n\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int batch = coords[0];\n        int d2 = coords[").concat(y,"];\n\n        ivec2 xRCCorner =\n            ivec2(coords[").concat(g,"], coords[").concat(b,"]) * 

2strides - pads;\n        int xRCorner = xRCCorner.x;\n        int xCCorner = xRCCorner.y;\n\n        // Convolve x(?, ?, d1) with w(:, :, d1, d2) to get y(yR, yC, d2).\n        // ? = to be determined. : = across all values in that axis.\n        float dotProd = 0.0;\n        for (int wR = 0; wR < ").concat(d,"; wR++) {\n          int xR = xRCorner + wR * ").concat(l,";\n\n          if (xR < 0 || xR >= ").concat(t.inHeight,") {\n            continue;\n          }\n\n          for (int wC = 0; wC < ").concat(f,"; wC++) {\n            int xC = xCCorner + wC * ").concat(h,";\n\n            if (xC < 0 || xC >= ").concat(t.inWidth,") {\n              continue;\n            }\n\n            for (int d1 = 0; d1 < ").concat(p,"; d1 += 4) {\n              vec4 wValues = vec4(\n                getW(wR, wC, d1, d2),\n                getW(wR, wC, d1 + 1, d2),\n                getW(wR, wC, d1 + 2, d2),\n                getW(wR, wC, d1 + 3, d2)\n              );\n\n              if (").concat(v,") {\n                vec4 xValues = vec4(\n                  getX(batch, xR, xC, d1),\n                  getX(batch, xR, xC, d1 + 1),\n                  getX(batch, xR, xC, d1 + 2),\n                  getX(batch, xR, xC, d1 + 3)\n                );\n                dotProd += dot(xValues, wValues);\n              } else {\n                vec4 xValues = vec4(\n                  getX(batch, d1, xR, xC),\n                  getX(batch, d1 + 1, xR, xC),\n                  getX(batch, d1 + 2, xR, xC),\n                  getX(batch, d1 + 3, xR, xC)\n                );\n                dotProd += dot(xValues, wValues);\n              }\n            }\n\n            if (").concat(1===m,") {\n\n              if (").concat(v,") {\n                dotProd +=\n                    getX(batch, xR, xC, ").concat(p,") *\n                    getW(wR, wC, ").concat(p,", d2);\n              } else {\n                dotProd +=\n                    getX(batch, ").concat(p,", xR, xC) *\n                    getW(wR, wC, ").concat(p,", d2);\n              }\n\n            } else if (").concat(2===m,") {\n              vec2 wValues = vec2(\n                getW(wR, wC, ").concat(p,", d2),\n                getW(wR, wC, ").concat(p," + 1, d2)\n              );\n\n              if (").concat(v,") {\n                vec2 xValues = vec2(\n                  getX(batch, xR, xC, ").concat(p,"),\n                  getX(batch, xR, xC, ").concat(p," + 1)\n                );\n                dotProd += dot(xValues, wValues);\n              } else {\n                vec2 xValues = vec2(\n                  getX(batch, ").concat(p,", xR, xC),\n                  getX(batch, ").concat(p," + 1, xR, xC)\n                );\n                dotProd += dot(xValues, wValues);\n              }\n\n            } else if (").concat(3===m,") {\n              vec3 wValues = vec3(\n                getW(wR, wC, ").concat(p,", d2),\n                getW(wR, wC, ").concat(p," + 1, d2),\n                getW(wR, wC, ").concat(p," + 2, d2)\n              );\n\n              if (").concat(v,") {\n                vec3 xValues = vec3(\n                  getX(batch, xR, xC, ").concat(p,"),\n                  getX(batch, xR, xC, ").concat(p," + 1),\n                  getX(batch, xR, xC, ").concat(p," + 2)\n                );\n                dotProd += dot(xValues, wValues);\n              } else {\n                vec3 xValues = vec3(\n                  getX(batch, ").concat(p,", xR, xC),\n                  getX(batch, ").concat(p," + 1, xR, xC),\n                  getX(batch, ").concat(p," + 2, xR, xC)\n                );\n                dotProd += dot(xValues, wValues);\n              }\n\n            }\n          }\n        }\n\n        float result = dotProd;\n        ").concat(O,"\n        ").concat(w,"\n        setOutput(result);\n      }\n    ")},Vs=function e(t){Object(i.a)(this,e),this.variableNames=["x","W"],this.outputShape=t.outShape;var n=t.padInfo.front,r=t.padInfo.top,a=t.padInfo.left,o=t.strideDepth,s=t.strideHeight,u=t.strideWidth,c=t.dilationDepth,l=t.dilationHeight,h=t.dilationWidth,d=t.filterDepth,f=t.filterHeight,p=t.filterWidth,m=4*Math.floor(t.inChannels/4),v=t.inChannels%4;this.userCode="\n      const ivec3 strides = ivec3(".concat(o,", ").concat(s,", ").concat(u,");\n      const ivec3 pads = ivec3(").concat(n,", ").concat(r,", ").concat(a,");\n\n      void main() {\n        ivec5 coords = getOutputCoords();\n        int batch = coords.x;\n        int d2 = coords.u;\n\n        ivec3 xFRCCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads;\n        int xFCorner = xFRCCorner.x;\n        int xRCorner = xFRCCorner.y;\n        int xCCorner = xFRCCorner.z;\n\n        // Convolve x(?, ?, ?, d1) with w(:, :, :, d1, d2) to get\n        // y(yF, yR, yC, d2). ? = to be determined. : = across all\n        // values in that axis.\n        float dotProd = 0.0;\n        for (int wF = 0; wF < ").concat(d,";

2 wF++) {\n          int xF = xFCorner + wF * ").concat(c,";\n\n          if (xF < 0 || xF >= ").concat(t.inDepth,") {\n            continue;\n          }\n\n          for (int wR = 0; wR < ").concat(f,"; wR++) {\n            int xR = xRCorner + wR * ").concat(l,";\n\n            if (xR < 0 || xR >= ").concat(t.inHeight,") {\n              continue;\n            }\n\n            for (int wC = 0; wC < ").concat(p,"; wC++) {\n              int xC = xCCorner + wC * ").concat(h,";\n\n              if (xC < 0 || xC >= ").concat(t.inWidth,") {\n                continue;\n              }\n\n              for (int d1 = 0; d1 < ").concat(m,"; d1 += 4) {\n                vec4 xValues = vec4(\n                  getX(batch, xF, xR, xC, d1),\n                  getX(batch, xF, xR, xC, d1 + 1),\n                  getX(batch, xF, xR, xC, d1 + 2),\n                  getX(batch, xF, xR, xC, d1 + 3)\n                );\n                vec4 wValues = vec4(\n                  getW(wF, wR, wC, d1, d2),\n                  getW(wF, wR, wC, d1 + 1, d2),\n                  getW(wF, wR, wC, d1 + 2, d2),\n                  getW(wF, wR, wC, d1 + 3, d2)\n                );\n\n                dotProd += dot(xValues, wValues);\n              }\n\n              if (").concat(1===v,") {\n                dotProd +=\n                  getX(batch, xF, xR, xC, ").concat(m,") *\n                  getW(wF, wR, wC, ").concat(m,", d2);\n              } else if (").concat(2===v,") {\n                vec2 xValues = vec2(\n                  getX(batch, xF, xR, xC, ").concat(m,"),\n                  getX(batch, xF, xR, xC, ").concat(m," + 1)\n                );\n                vec2 wValues = vec2(\n                  getW(wF, wR, wC, ").concat(m,", d2),\n                  getW(wF, wR, wC, ").concat(m," + 1, d2)\n                );\n                dotProd += dot(xValues, wValues);\n              } else if (").concat(3===v,") {\n                vec3 xValues = vec3(\n                  getX(batch, xF, xR, xC, ").concat(m,"),\n                  getX(batch, xF, xR, xC, ").concat(m," + 1),\n                  getX(batch, xF, xR, xC, ").concat(m," + 2)\n                );\n                vec3 wValues = vec3(\n                  getW(wF, wR, wC, ").concat(m,", d2),\n                  getW(wF, wR, wC, ").concat(m," + 1, d2),\n                  getW(wF, wR, wC, ").concat(m," + 2, d2)\n                );\n                dotProd += dot(xValues, wValues);\n              }\n            }\n          }\n        }\n        setOutput(dotProd);\n      }\n    ")},Gs=function e(t){var n=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,a=arguments.length>3&&void 0!==arguments[3]&&arguments[3];Object(i.a)(this,e),this.variableNames=["x","W"],this.outputShape=t.outShape;var o=t.inHeight,s=t.inWidth,u=t.padInfo.top,c=t.padInfo.left,l=t.strideHeight,h=t.strideWidth,d=t.dilationHeight,f=t.dilationWidth,p=t.filterHeight,m=t.filterWidth,v=t.outChannels/t.inChannels,g="",b="";r&&(g=a?"float activation(float a) {\n          float b = getPreluActivationWeightsAtOutCoords();\n          ".concat(r,"\n        }"):"\n          float activation(float x) {\n            ".concat(r,"\n          }\n        "),b="result = activation(result);");var y=n?"result += getBiasAtOutCoords();":"";n&&this.variableNames.push("bias"),a&&this.variableNames.push("preluActivationWeights"),this.userCode="\n      ".concat(g,"\n\n      const ivec2 strides = ivec2(").concat(l,", ").concat(h,");\n      const ivec2 pads = ivec2(").concat(u,", ").concat(c,");\n\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int batch = coords.x;\n        ivec2 xRCCorner = coords.yz * strides - pads;\n        int d2 = coords.w;\n        int d1 = d2 / ").concat(v,";\n        int q = d2 - d1 * ").concat(v,";\n\n        int xRCorner = xRCCorner.x;\n        int xCCorner = xRCCorner.y;\n\n        // Convolve x(?, ?, d1) with w(:, :, d1, q) to get y(yR, yC, d2).\n        // ? = to be determined. : = across all values in that axis.\n        float dotProd = 0.0;\n        // TO DO(dsmilkov): Flatten the two for loops and vec4 the operations.\n        for (int wR = 0; wR < ").concat(p,"; wR++) {\n          int xR = xRCorner + wR * ").concat(d,";\n\n          if (xR < 0 || xR >= ").concat(o,") {\n            continue;\n          }\n\n          for (int wC = 0; wC < ").concat(m,"; wC++) {\n            int xC = xCCorner + wC * ").concat(f,";\n\n            if (xC < 0 || xC >= ").concat(s,") {\n              continue;\n            }\n\n            float xVal = getX(batch, xR, xC, d1);\n            float wVal = getW(wR, wC, d1, q);\n            dotProd += xVal * wVal;\n          }\n        }\n\n        float result = dotProd;\n        ").concat(y,"\n        ").concat(b,"\n        setOutput(result);\n      }\n    ")},Hs=function e(t){var n=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,o=arguments.length>3&&void 0!==arguments[3]&&arguments[3];Object(i.a)(this,e),this.variableNames=["x","W"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t.outShape;for(var s=t.inHeight,u=t.inWidth,c=t.padInfo.top,l=t.padInfo.left,h=t.strideHeight,d=t.strideWidth,f=t.dilationHeight,p=t.dilationWidth,m=t.filterHeight,v=t.filterWidth,g=v,b="int xR; int xC; int xCOffset;",y=0;y<m;y++)for(var x=0;x<v;x++)b+="\n          vec4 xTexelR".concat(y,"C").concat(2*x," = vec4(0.);\n          vec4 wR").concat(y,"C").concat(x," = vec4(0.);\n          vec4 xR").concat(y,"C").concat(x," = vec4(0.);");for(var w=0;w<m;w++)for(var O=0;O<g;O++){var k=2*O;if(b+="\n          xR = xRCorner + ".concat(w*f,";\n          xC = xCCorner + ").concat(k*p,";\n        "),1===d){if(k<v&&(b+=l%2===1?"\n                xCOffset = xC + 1;\n                if(xR >= 0 && xR < ".concat(s," && xCOffset >= 0 && xCOffset < ").concat(u,") {\n                  xTexelR").concat(w,"C").concat(k," = getX(batch, xR, xCOffset, d1);\n\n                  // Need to manually clear unused channels in case\n                  // we're reading from recycled texture.\n                  if(xCOffset + 1 >= ").concat(u,") {\n                    xTexelR").concat(w,"C").concat(k,".zw = vec2(0.);\n                  }\n                } else {\n                  xTexelR").concat(w,"C").concat(k," = vec4(0.);\n                }\n\n                xCOffset = xC + 1 - 2;\n                if(xR >= 0 && xR < ").concat(s," && xCOffset >= 0 && xCOffset < ").concat(u,") {\n                  vec4 previous = getX(batch, xR, xCOffset, d1);\n\n                  // Need to manually clear unused channels in case\n                  // we're reading from recycled texture.\n                  if(xCOffset + 1 >= ").concat(u,") {\n                    previous.zw = vec2(0.);\n                  }\n\n                  xR").concat(w,"C").concat(k," = vec4(previous.zw, xTexelR").concat(w,"C").concat(k,".xy);\n                } else {\n                  xR").concat(w,"C").concat(k," = vec4(0, 0, xTexelR").concat(w,"C").concat(k,".xy);\n                }\n              "):"\n                if(xR >= 0 && xR < ".concat(s," && xC >= 0 && xC < ").concat(u,") {\n                  xTexelR").concat(w,"C").concat(k," = getX(batch, xR, xC, d1);\n                } else {\n                  xTexelR").concat(w,"C").concat(k," = vec4(0.);\n                }\n\n                xR").concat(w,"C").concat(k," = xTexelR").concat(w,"C").concat(k,";\n              "),k+1<v)){var S=l%2===0?a.util.nearestLargerEven(p):p;p%2===0&&l%2===1||p%2!==0&&l%2!==1?(b+="\n                  xCOffset = xC + ".concat(l%2," + ").concat(S,";\n\n                  if(xR >= 0 && xR < ").concat(s," &&\n                    xCOffset >= 0 && xCOffset < ").concat(u,") {\n                    xTexelR").concat(w,"C").concat(k+2," = getX(batch, xR, xCOffset, d1);\n                  }\n                "),p>1&&(b+="\n                    xCOffset -= 2;\n                    if(xR >= 0 && xR < ".concat(s," &&\n                      xCOffset >= 0 && xCOffset < ").concat(u,") {\n                      xTexelR").concat(w,"C").concat(k," = getX(batch, xR, xCOffset, d1);\n                    } else {\n                      xTexelR").concat(w,"C").concat(k," = vec4(0.);\n                    }\n                  ")),b+="\n                  xR".concat(w,"C").concat(k+1," = vec4(\n                    xTexelR").concat(w,"C").concat(k,".zw, xTexelR").concat(w,"C").concat(k+2,".xy);\n                ")):b+="\n                  xCOffset = xC + ".concat(S,";\n\n                  if(xR >= 0 && xR < ").concat(s," &&\n                    xCOffset >= 0 && xCOffset < ").concat(u,") {\n                    xTexelR").concat(w,"C").concat(k+2," = getX(batch, xR, xCOffset, d1);\n                  }\n\n                  xR").concat(w,"C").concat(k+1," = xTexelR").concat(w,"C").concat(k+2,";\n                ")}}else k<v&&(b+="\n              if(xR >= 0 && xR < ".concat(s,") {\n            "),l%2===1?(b+="\n                xCOffset = xC + 1 - ".concat(d,";\n                if(xCOffset >= 0 && xCOffset < ").concat(u,") {\n                  xTexelR").concat(w,"C").concat(k," = getX(batch, xR, xCOffset, d1);\n                } else {\n                  xTexelR").concat(w,"C").concat(k," = vec4(0.);\n                }\n\n                if(xC + 1 >= 0 && xC + 1 < ").concat(u,") {\n                  xTexelR").concat(w,"C").concat(k+2," = getX(batch, xR, xC + 1, d1);\n                } else {\n                  xTexelR").concat(w,"C").concat(k+2," = vec4(0.);\n                }\n\n                xR").concat(w,"C").concat(k," = vec4(\n                  xTexelR").concat(w,"C").concat(k,".zw, xTexelR").concat(w,"C").concat(k+2,".zw);\n              "),k+1<v&&(b+="\n                  vec4 final = vec4(0.);\n                  xCOffset = xC + 1 + ".concat(d,";\n                  if(xCOffset >= 0 && xCOffset < ").concat(u,") {\n                    final = getX(batch, xR, xCOffset, d1);\n                  }\n                  xR").concat(w,"C").concat(k+1," = vec4(xTexelR").concat(w,"C").concat(k+2,".xy, final.xy);\n                "))):(b+="\n                if(xC >= 0 && xC < ".concat(u,") {\n                  xTexelR").concat(w,"C").concat(k," = getX(batch, xR, xC, d1);\n                } else {\n                  xTexelR").concat(w,"C").concat(k," = vec4(0.);\n                }\n\n                xCOffset = xC + ").concat(d,";\n                if(xCOffset >= 0 && xCOffset < ").concat(u,") {\n                  xTexelR").concat(w,"C").concat(k+2," = getX(batch, xR, xCOffset, d1);\n                } else {\n                  xTexelR").concat(w,"C").concat(k+2," = vec4(0.);\n                }\n\n                xR").concat(w,"C").concat(k," = vec4(\n                  xTexelR").concat(w,"C").concat(k,".xy, xTexelR").concat(w,"C").concat(k+2,".xy);\n              "),k+1<v&&(b+="\n                  xR".concat(w,"C").concat(k+1," = vec4(\n                    xTexelR").concat(w,"C").concat(k,".zw, xTexelR").concat(w,"C").concat(k+2,".zw);\n                "))),b+="}");k<v&&(b+="\n            vec4 wTexelR".concat(w,"C").concat(k," = getW(").concat(w,", ").concat(k,", d1, q);\n            wR").concat(w,"C").concat(k," = vec4(wTexelR").concat(w,"C").concat(k,".xz, wTexelR").concat(w,"C").concat(k,".xz);\n          "),k+1<v&&(b+="\n              vec4 wTexelR".concat(w,"C").concat(k+1," = getW(").concat(w,", ").concat(k+1,", d1, q);\n              wR").concat(w,"C").concat(k+1," =\n                vec4(wTexelR").concat(w,"C").concat(k+1,".xz, wTexelR").concat(w,"C").concat(k+1,".xz);")))}for(var _=0;_<m;_++)for(var j=0;j<v;j++)b+="dotProd += xR".concat(_,"C").concat(j," * wR").concat(_,"C").concat(j,";");var E="",T="";r&&(E=o?"vec4 activation(vec4 a) {\n          vec4 b = getPreluActivationWeightsAtOutCoords();\n          ".concat(r,"\n        }

2"):"vec4 activation(vec4 x) {\n          ".concat(r,"\n        }"),T="result = activation(result);");var C=n?"result += getBiasAtOutCoords();":"";n&&this.variableNames.push("bias"),o&&this.variableNames.push("preluActivationWeights"),this.userCode="\n      ".concat(E,"\n\n      const ivec2 strides = ivec2(").concat(h,", ").concat(d,");\n      const ivec2 pads = ivec2(").concat(c,", ").concat(l,");\n\n      void main() {\n\n        ivec4 coords = getOutputCoords();\n        int batch = coords.x;\n        ivec2 xRCCorner = coords.yz * strides - pads;\n        int d2 = coords.w;\n        int d1 = d2;\n        int q = 0;\n        int xRCorner = xRCCorner.x;\n        int xCCorner = xRCCorner.y;\n\n        vec4 dotProd = vec4(0.);\n\n        ").concat(b,"\n\n        vec4 result = dotProd;\n        ").concat(C,"\n        ").concat(T,"\n        setOutput(result);\n      }\n    ")},qs=function e(t,n,r,a,o){Object(i.a)(this,e),this.variableNames=["Image","Boxes","BoxInd"],this.outputShape=[];var s=Object(h.a)(t,4),u=s[0],c=s[1],l=s[2],d=s[3],f=Object(h.a)(n,1)[0],p=Object(h.a)(r,2),m=p[0],v=p[1];this.outputShape=[f,m,v,d];var g="bilinear"===a?1:0,b="".concat(c-1,".0"),y="".concat(l-1,".0"),x=m>1?["".concat((c-1)/(m-1)),"(y2-y1) * height_ratio","y1*".concat(b," + float(y)*(height_scale)")]:["0.0","0.0","0.5 * (y1+y2) * ".concat(b)],w=Object(h.a)(x,3),O=w[0],k=w[1],S=w[2],_=v>1?["".concat((l-1)/(v-1)),"(x2-x1) * width_ratio","x1*".concat(y," + float(x)*(width_scale)")]:["0.0","0.0","0.5 * (x1+x2) * ".concat(y)],j=Object(h.a)(_,3),E=j[0],T=j[1],C=j[2];this.userCode="\n      const float height_ratio = float(".concat(O,");\n      const float width_ratio = float(").concat(E,");\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int b = coords[0];\n        int y = coords[1];\n        int x = coords[2];\n        int d = coords[3];\n\n        // get box vals\n        float y1 = getBoxes(b,0);\n        float x1 = getBoxes(b,1);\n        float y2 = getBoxes(b,2);\n        float x2 = getBoxes(b,3);\n\n        // get image in batch index\n        int bInd = round(getBoxInd(b));\n        if(bInd < 0 || bInd >= ").concat(u,") {\n          return;\n        }\n\n        float height_scale = ").concat(k,";\n        float width_scale = ").concat(T,";\n\n        float in_y = ").concat(S,";\n        if( in_y < 0.0 || in_y > ").concat(b," ) {\n          setOutput(float(").concat(o,"));\n          return;\n        }\n        float in_x = ").concat(C,";\n        if( in_x < 0.0 || in_x > ").concat(y," ) {\n          setOutput(float(").concat(o,"));\n          return;\n        }\n\n        vec2 sourceFracIndexCR = vec2(in_x,in_y);\n        if(").concat(g," == 1) {\n          // Compute the four integer indices.\n          ivec2 sourceFloorCR = ivec2(sourceFracIndexCR);\n          ivec2 sourceCeilCR = ivec2(ceil(sourceFracIndexCR));\n\n          float topLeft = getImage(b, sourceFloorCR.y, sourceFloorCR.x, d);\n          float bottomLeft = getImage(b, sourceCeilCR.y, sourceFloorCR.x, d);\n          float topRight = getImage(b, sourceFloorCR.y, sourceCeilCR.x, d);\n          float bottomRight = getImage(b, sourceCeilCR.y, sourceCeilCR.x, d);\n\n          vec2 fracCR = sourceFracIndexCR - vec2(sourceFloorCR);\n\n          float top = topLeft + (topRight - topLeft) * fracCR.x;\n          float bottom = bottomLeft + (bottomRight - bottomLeft) * fracCR.x;\n          float newValue = top + (bottom - top) * fracCR.y;\n          setOutput(newValue);\n        } else {\n          // Compute the coordinators of nearest neighbor point.\n          ivec2 sourceNearestCR = ivec2(floor(\n            sourceFracIndexCR + vec2(0.5,0.5)));\n          float newValue = getImage(b, sourceNearestCR.y, sourceNearestCR.x, d);\n          setOutput(newValue);\n        }\n      }\n    ")},Xs=function(){function e(t,n,r){Object(i.a)(this,e),this.variableNames=["x"],this.outputShape=t;var a=t.length,o=n?"0.0":"getX(".concat(Ys(a,"coords"),")"),s=t[t.length-1],u="",c="";n?(u=r?"end != ".concat(s-1):"end != 0",c=r?"end + 1":"end - 1"):(u=r?"end + pow2 < ".concat(s):"end >= pow2",c=r?"end + pow2":"end - pow2"),this.userCode="\n      uniform float index;\n      void main() {\n        ".concat(ds(a)," coords = getOutputCoords();\n        int end = ").concat(Ks(a,"coords"),";\n        float val = ").concat(o,";\n        int pow2 = int(pow(2.0, index));\n        if (").concat(u,") {\n          int idx = ").concat(c,";\n          ").concat(Ks(a,"coords")," = idx;\n          val += getX(").concat(Ys(a,"coords"),");\n        }\n        setOutput(val);\n      }\n    ")}return Object(o.a)(e,[{key:"getCustomSetupFunc",value:function(e){var t=this;return function(n,r){null==t.index&&(t.index=n.getUniformLocation(r,"index")),n.gl.uniform1f(t.index,e)}}}]),e}();function Ys(e,t){if(1===e)return"".concat(t);if(2===e)return"".concat(t,".x, ").concat(t,".y");if(3===e)return"".concat(t,".x, ").concat(t,".y, ").concat(t,".z");if(4===e)return"".concat(t,".x, ").concat(t,".y, ").concat(t,".z, ").concat(t,".w");throw Error("Cumulative sum for rank ".concat(e," is not yet supported"))}function Ks(e,t){if(1===e)return"".concat(t);if(2===e)return"".concat(t,".y");if(3===e)return"".concat(t,".z");if(4===e)return"".concat(t,".w");throw Error("Cumulative sum for rank ".concat(e," is not yet supported"))}var Zs=function e(t){Object(i.a)(this,e),this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0,this.outPackingScheme=so.DENSE;var n=mo(t),r=Zo();this.outputShape=t,this.userCode="\n      ivec3 outCoordsFromFlatIndex(int index) {\n        ".concat(Jo(["r","c","d"],t),"\n        return ivec3(r, c, d);\n      }

2\n\n      void main() {\n        ivec2 resTexRC = ivec2(resultUV.yx *\n          vec2(").concat(n[0],", ").concat(n[1],"));\n        int index = 4 * (resTexRC.x * ").concat(n[1]," + resTexRC.y);\n\n        vec4 result = vec4(0.);\n\n        for (int i=0; i<4; i++) {\n          int flatIndex = index + i;\n          ivec3 rc = outCoordsFromFlatIndex(flatIndex);\n          result[i] = getA(rc.x, rc.y, rc.z);\n        }\n\n        ").concat(r.output," = result;\n      }\n    ")},Js=function e(t){Object(i.a)(this,e),this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outPackingScheme=so.DENSE;var n=mo(t),r=Zo();this.outputShape=t,this.userCode="\n      ivec3 outCoordsFromFlatIndex(int index) {\n        ".concat(Jo(["r","c","d"],t),"\n        return ivec3(r, c, d);\n      }\n\n      void main() {\n        ivec2 resTexRC = ivec2(resultUV.yx *\n          vec2(").concat(n[0],", ").concat(n[1],"));\n        int index = 4 * (resTexRC.x * ").concat(n[1]," + resTexRC.y);\n\n        vec4 result = vec4(0.);\n\n        for (int i=0; i<4; i++) {\n          int flatIndex = index + i;\n          ivec3 rc = outCoordsFromFlatIndex(flatIndex);\n          result[i] = getChannel(getA(rc.x, rc.y, rc.z), vec2(rc.y, rc.z));\n        }\n\n        ").concat(r.output," = result;\n      }\n    ")},Qs=function(){function e(t,n,r){Object(i.a)(this,e),this.variableNames=["x"],this.outputShape=[],this.outputShape=t,this.blockSize=n,this.dataFormat=r,this.userCode="\n    void main() {\n      ivec4 coords = getOutputCoords();\n      int b = coords[0];\n      int h = ".concat(this.getHeightCoordString(),";\n      int w = ").concat(this.getWidthCoordString(),";\n      int d = ").concat(this.getDepthCoordString(),";\n\n      int in_h = h / ").concat(n,";\n      int offset_h = imod(h, ").concat(n,");\n      int in_w = w / ").concat(n,";\n      int offset_w = imod(w, ").concat(n,");\n      int offset_d = (offset_h * ").concat(n," + offset_w) *\n        ").concat(this.getOutputDepthSize(),";\n      int in_d = d + offset_d;\n\n      float result = ").concat(this.getInputSamplingString(),";\n      setOutput(result);\n    }\n  ")}return Object(o.a)(e,[{key:"getHeightCoordString",value:function(){return"NHWC"===this.dataFormat?"coords[1]":"coords[2]"}},{key:"getWidthCoordString",value:function(){return"NHWC"===this.dataFormat?"coords[2]":"coords[3]"}},{key:"getDepthCoordString",value:function(){return"NHWC"===this.dataFormat?"coords[3]":"coords[1]"}},{key:"getOutputDepthSize",value:function(){return"NHWC"===this.dataFormat?this.outputShape[3]:this.outputShape[1]}},{key:"getInputSamplingString",value:function(){return"NHWC"===this.dataFormat?"getX(b, in_h, in_w, in_d)":"getX(b, in_d, in_h, in_w)"}}]),e}(),$s=function e(t){Object(i.a)(this,e),this.variableNames=["X"],this.outputShape=[t,t],this.userCode="\n      void main() {\n          ivec2 coords = getOutputCoords();\n          float val = coords[0] == coords[1] ? 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This is probably a resource leak, delete the program with GPGPUContext.deleteProgram before disposing."),null!=this.outputTexture&&console.warn("Disposing a GPGPUContext that still has a bound output matrix texture.  This is probably a resource leak, delete the output matrix texture with GPGPUContext.deleteMatrixTexture before disposing.");var t=this.gl;bo(t,(function(){return t.finish()})),bo(t,(function(){return t.bindFramebuffer(t.FRAMEBUFFER,null)})),bo(t,(function(){return t.deleteFramebuffer(e.framebuffer)})),bo(t,(function(){return t.bindBuffer(t.ARRAY_BUFFER,null)})),bo(t,(function(){return t.bindBuffer(t.ELEMENT_ARRAY_BUFFER,null)})),bo(t,(function(){return t.deleteBuffer(e.indexBuffer)})),this.disposed=!0}}},{key:"createFloat32MatrixTexture",value:function(e,t){return this.throwIfDisposed(),function(e,t,n,r){var a=po(t,n),i=Object(h.a)(a,2);return fu(e,i[0],i[1],pu(r),r.textureFormatFloat,e.FLOAT)}(this.gl,e,t,this.textureConfig)}},{key:"createFloat16MatrixTexture",value:function(e,t){return this.throwIfDisposed(),function(e,t,n,r){var a=po(t,n),i=Object(h.a)(a,2);return fu(e,i[0],i[1],mu(r),r.textureFormatFloat,r.textureTypeHalfFloat)}(this.gl,e,t,this.textureConfig)}},{key:"createUnsignedBytesMatrixTexture",value:function(e,t){return this.throwIfDisposed(),function(e,t,n,r){var a=po(t,n),i=Object(h.a)(a,2);return fu(e,i[0],i[1],vu(r),e.RGBA,e.UNSIGNED_BYTE)}(this.gl,e,t,this.textureConfig)}},{key:"uploadPixelDataToTexture",value:function(e,t){this.throwIfDisposed(),function(e,t,n){bo(e,(function(){return e.bindTexture(e.TEXTURE_2D,t)})),n.data instanceof Uint8Array?bo(e,(function(){return e.texImage2D(e.TEXTURE_2D,0,e.RGBA,n.width,n.height,0,e.RGBA,e.UNSIGNED_BYTE,n.data)})):bo(e,(function(){return e.texImage2D(e.TEXTURE_2D,0,e.RGBA,e.RGBA,e.UNSIGNED_BYTE,n)})),bo(e,(function(){return e.bindTexture(e.TEXTURE_2D,null)}))}(this.gl,e,t)}},{key:"uploadDenseMatrixToTexture",value:function(e,t,n,r){this.throwIfDisposed(),function(e,t,n,r,a,i){var o,s,u;bo(e,(function(){return e.bindTexture(e.TEXTURE_2D,t)})),a instanceof Uint8Array?(o=new Uint8Array(n*r*4),s=e.UNSIGNED_BYTE,u=e.RGBA):(o=new Float32Array(n*r*4),s=e.FLOAT,u=i.internalFormatPackedFloat),o.set(a),bo(e,(function(){return e.texImage2D(e.TEXTURE_2D,0,u,n,r,0,e.RGBA,s,o)})),bo(e,(function(){return e.bindTexture(e.TEXTURE_2D,null)}))}(this.gl,e,t,n,r,this.textureConfig)}},{key:"createFloat16PackedMatrixTexture",value:function(e,t){return this.throwIfDisposed(),function(e,t,n,r){var a=vo(t,n),i=Object(h.a)(a,2);return fu(e,i[0],i[1],bu(r),e.RGBA,r.textureTypeHalfFloat)}(this.gl,e,t,this.textureConfig)}},{key:"createPackedMatrixTexture",value:function(e,t){return this.throwIfDisposed(),function(e,t,n,r){var a=vo(t,n),i=Object(h.a)(a,2);return fu(e,i[0],i[1],gu(r),e.RGBA,e.FLOAT)}(this.gl,e,t,this.textureConfig)}},{key:"deleteMatrixTexture",value:function(e){var t=this;this.throwIfDisposed(),this.outputTexture===e&&(Ao(this.gl,this.framebuffer),this.outputTexture=null),bo(this.gl,(function(){return t.gl.deleteTexture(e)}))}},{key:"downloadByteEncodedFloatMatrixFromOutputTexture",value:function(e,t,n){var r=this;return this.downloadMatrixDriver(e,(function(){return function(e,t,n,r){var a=po(t,n),i=Object(h.a)(a,2),o=i[0],s=i[1],u=new Uint8Array(t*n*4);return bo(e,(function(){return e.readPixels(0,0,o,s,r.downloadTextureFormat,e.UNSIGNED_BYTE,u)})),new Float32Array(u.buffer)}(r.gl,t,n,r.textureConfig)}))}},{key:"downloadPackedMatrixFromBuffer",value:function(e,t,n,r,a,i){return yu(this.gl,e,0,0,0,a,i,this.textureConfig)}},{key:"downloadFloat32MatrixFromBuffer",value:function(e,t){return function(e,t,n){var r=e,a=new Float32Array(n);return r.bindBuffer(r.PIXEL_PACK_BUFFER,t),r.getBufferSubData(r.PIXEL_PACK_BUFFER,0,a),r.bindBuffer(r.PIXEL_PACK_BUFFER,null),a}(this.gl,e,t)}},{key:"createBufferFromTexture",value:function(e,t,n){this.bindTextureToFrameBuffer(e);var r=function(e,t,n,r){var a=e.createBuffer();bo(e,(function(){return e.bindBuffer(e.PIXEL_PACK_BUFFER,a)}));var i=16*t*n;return bo(e,(function(){return e.bufferData(e.PIXEL_PACK_BUFFER,i,e.STREAM_READ)})),bo(e,(function(){return e.readPixels(0,0,n,t,e.RGBA,e.FLOAT,0)})),bo(e,(function(){return e.bindBuffer(e.PIXEL_PACK_BUFFER,null)})),a}(this.gl,t,n,this.textureConfig);return this.unbindTextureToFrameBuffer(),r}},{key:"createAndWaitForFence",value:function(){var e=this.createFence(this.gl);

2return this.pollFence(e)}},{key:"createFence",value:function(e){var t,n,r=this;if(Object(a.env)().getBool("WEBGL_FENCE_API_ENABLED")){var i=e,o=i.fenceSync(i.SYNC_GPU_COMMANDS_COMPLETE,0);e.flush(),n=function(){var e=i.clientWaitSync(o,0,0);return e===i.ALREADY_SIGNALED||e===i.CONDITION_SATISFIED},t=o}else Object(a.env)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")>0?(t=this.beginQuery(),this.endQuery(),n=function(){return r.isQueryAvailable(t,Object(a.env)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION"))}):n=function(){return!0};return{query:t,isFencePassed:n}}},{key:"downloadMatrixFromPackedTexture",value:function(e,t,n){var r=this;return this.downloadMatrixDriver(e,(function(){return function(e,t,n){var r=new Float32Array(t*n*4);return bo(e,(function(){return e.readPixels(0,0,n,t,e.RGBA,e.FLOAT,r)})),r}(r.gl,t,n)}))}},{key:"createProgram",value:function(e){this.throwIfDisposed();var t=this.gl,n=wo(t,e),r=lu(t),a=function(e){return Ro(e,(function(){return e.createProgram()}),"Unable to create WebGLProgram.")}(t);return bo(t,(function(){return t.attachShader(a,r)})),bo(t,(function(){return t.attachShader(a,n)})),function(e,t){if(bo(e,(function(){return e.linkProgram(t)})),!1===e.getProgramParameter(t,e.LINK_STATUS))throw console.log(e.getProgramInfoLog(t)),new Error("Failed to link vertex and fragment shaders.")}(t,a),this.debug&&_o(t,a),this.vertexAttrsAreBound||(this.setProgram(a),this.vertexAttrsAreBound=function(e,t,n){return bo(e,(function(){return e.bindBuffer(e.ARRAY_BUFFER,n)})),jo(e,t,"clipSpacePos",n,3,20,0)&&jo(e,t,"uv",n,2,20,12)}(t,this.program,this.vertexBuffer)),a}},{key:"deleteProgram",value:function(e){var t=this;this.throwIfDisposed(),e===this.program&&(this.program=null),null!=e&&bo(this.gl,(function(){return t.gl.deleteProgram(e)}))}},{key:"setProgram",value:function(e){var t=this;this.throwIfDisposed(),this.program=e,null!=this.program&&this.debug&&_o(this.gl,this.program),bo(this.gl,(function(){return t.gl.useProgram(e)}))}},{key:"getUniformLocation",value:function(e,t){var n=!(arguments.length>2&&void 0!==arguments[2])||arguments[2];return this.throwIfDisposed(),n?Eo(this.gl,e,t):To(this.gl,e,t)}},{key:"getAttributeLocation",value:function(e,t){var n=this;return this.throwIfDisposed(),bo(this.gl,(function(){return n.gl.getAttribLocation(e,t)}))}},{key:"getUniformLocationNoThrow",value:function(e,t){return this.throwIfDisposed(),this.gl.getUniformLocation(e,t)}},{key:"setInputMatrixTexture",value:function(e,t,n){this.throwIfDisposed(),this.throwIfNoProgram(),Co(this.gl,e,t,n)}},{key:"setOutputMatrixTexture",value:function(e,t,n){this.setOutputMatrixTextureDriver(e,n,t)}},{key:"setOutputPackedMatrixTexture",value:function(e,t,n){this.throwIfDisposed();var r=vo(t,n),a=Object(h.a)(r,2),i=a[0],o=a[1];this.setOutputMatrixTextureDriver(e,i,o)}},{key:"setOutputMatrixWriteRegion",value:function(e,t,n,r){this.setOutputMatrixWriteRegionDriver(n,e,r,t)}},{key:"setOutputPackedMatrixWriteRegion",value:function(e,t,n,r){throw new Error("setOutputPackedMatrixWriteRegion not implemented.")}},{key:"debugValidate",value:function(){null!=this.program&&_o(this.gl,this.program),No(this.gl)}},{key:"executeProgram",value:function(){this.throwIfDisposed(),this.throwIfNoProgram();var e=this.gl;this.debug&&this.debugValidate(),bo(e,(function(){return e.drawElements(e.TRIANGLES,6,e.UNSIGNED_SHORT,0)}))}},{key:"blockUntilAllProgramsCompleted",value:function(){var e=this;this.throwIfDisposed(),bo(this.gl,(function(){return e.gl.finish()}))}},{key:"getQueryTimerExtension",value:function(){return null==this.disjointQueryTimerExtension&&(this.disjointQueryTimerExtension=xo(this.gl,2===Object(a.env)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")?"EXT_disjoint_timer_query_webgl2":"EXT_disjoint_timer_query")),this.disjointQueryTimerExtension}},{key:"getQueryTimerExtensionWebGL2",value:function(){return this.getQueryTimerExtension()}},{key:"getQueryTimerExtensionWebGL1",value:function(){return this.getQueryTimerExtension()}},{key:"beginQuery",value:function(){if(2===Object(a.env)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")){var e=this.gl,t=this.getQueryTimerExtensionWebGL2(),n=e.createQuery();return e.beginQuery(t.TIME_ELAPSED_EXT,n),n}

2var r=this.getQueryTimerExtensionWebGL1(),i=r.createQueryEXT();return r.beginQueryEXT(r.TIME_ELAPSED_EXT,i),i}},{key:"endQuery",value:function(){if(2!==Object(a.env)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")){var e=this.getQueryTimerExtensionWebGL1();e.endQueryEXT(e.TIME_ELAPSED_EXT)}else{var t=this.gl,n=this.getQueryTimerExtensionWebGL2();t.endQuery(n.TIME_ELAPSED_EXT)}}},{key:"waitForQueryAndGetTime",value:function(){var e=Object(jt.a)(_t.a.mark((function e(t){var n=this;return _t.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return e.next=2,a.util.repeatedTry((function(){return n.disposed||n.isQueryAvailable(t,Object(a.env)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION"))}));case 2:return e.abrupt("return",this.getQueryTime(t,Object(a.env)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")));case 3:case"end":return e.stop()}}),e,this)})));return function(t){return e.apply(this,arguments)}}()},{key:"getQueryTime",value:function(e,t){if(0===t)return null;if(2===t){var n=this.gl;return n.getQueryParameter(e,n.QUERY_RESULT)/1e6}var r=this.getQueryTimerExtensionWebGL1();return r.getQueryObjectEXT(e,r.QUERY_RESULT_EXT)/1e6}},{key:"isQueryAvailable",value:function(e,t){if(0===t)return!0;if(2===t){var n=this.gl,r=this.getQueryTimerExtensionWebGL2(),a=n.getQueryParameter(e,n.QUERY_RESULT_AVAILABLE);return null==this.disjoint&&(this.disjoint=this.gl.getParameter(r.GPU_DISJOINT_EXT)),a&&!this.disjoint}var i=this.getQueryTimerExtensionWebGL1(),o=i.getQueryObjectEXT(e,i.QUERY_RESULT_AVAILABLE_EXT);return null==this.disjoint&&(this.disjoint=this.gl.getParameter(i.GPU_DISJOINT_EXT)),o&&!this.disjoint}},{key:"pollFence",value:function(e){var t=this;return new Promise((function(n){t.addItemToPoll((function(){return e.isFencePassed()}),(function(){return n()}))}))}},{key:"pollItems",value:function(){for(var e=function(e){for(var t=0;t<e.length;++t){if(!e[t]())break}return t-1}(this.itemsToPoll.map((function(e){return e.isDoneFn}))),t=0;t<=e;++t){(0,this.itemsToPoll[t].resolveFn)()}this.itemsToPoll=this.itemsToPoll.slice(e+1)}},{key:"addItemToPoll",value:function(e,t){var n=this;this.itemsToPoll.push({isDoneFn:e,resolveFn:t}),this.itemsToPoll.length>1||a.util.repeatedTry((function(){return n.pollItems(),0===n.itemsToPoll.length}))}},{key:"bindTextureToFrameBuffer",value:function(e){this.throwIfDisposed(),Mo(this.gl,e,this.framebuffer),this.debug&&No(this.gl)}},{key:"unbindTextureToFrameBuffer",value:function(){null!=this.outputTexture?(Mo(this.gl,this.outputTexture,this.framebuffer),this.debug&&No(this.gl)):Ao(this.gl,this.framebuffer)}},{key:"downloadMatrixDriver",value:function(e,t){this.bindTextureToFrameBuffer(e);var n=t();return this.unbindTextureToFrameBuffer(),n}},{key:"setOutputMatrixTextureDriver",value:function(e,t,n){this.throwIfDisposed();var r=this.gl;Mo(r,e,this.framebuffer),this.debug&&No(r),this.outputTexture=e,bo(r,(function(){return r.viewport(0,0,t,n)})),bo(r,(function(){return r.scissor(0,0,t,n)}))}},{key:"setOutputMatrixWriteRegionDriver",value:function(e,t,n,r){var a=this;this.throwIfDisposed(),bo(this.gl,(function(){return a.gl.scissor(e,t,n,r)}))}},{key:"throwIfDisposed",value:function(){if(this.disposed)throw new Error("Attempted to use disposed GPGPUContext.")}},{key:"throwIfNoProgram",value:function(){if(null==this.program)throw new Error("No GPU program is currently set.")}},{key:"debug",get:function(){return Object(a.env)().getBool("DEBUG")}}]),e}();function wu(e,t,n,r){var i=t.userCode,o=n.map((function(e,n){var r={logicalShape:e.shape,texShape:e.isUniform?null:e.texData.texShape,isUniform:e.isUniform,isPacked:!e.isUniform&&e.texData.isPacked,flatOffset:null};return null!=e.texData&&null!=e.texData.slice&&e.texData.slice.flatOffset>0&&(r.flatOffset=e.texData.slice.flatOffset),{name:t.variableNames[n],shapeInfo:r}})),s=o.map((function(e){return e.shapeInfo})),u={logicalShape:r.shape,texShape:r.texData.texShape,isUniform:!1,isPacked:r.texData.isPacked,flatOffset:null},c=ts(o,u,i,t.packedInputs),l=e.createProgram(c),h=null,d=e.getUniformLocation(l,"NAN",!1);1===Object(a.env)().getNumber("WEBGL_VERSION")&&(h=e.getUniformLocation(l,"INFINITY",!1));for(var f={},p=0;p<t.variableNames.length;p++){var m=t.variableNames[p];f[m]=e.getUniformLocation(l,m,!1),f["offset".concat(m)]=e.getUniformLocation(l,"offset".concat(m),!1)}return{program:t,source:c,webGLProgram:l,uniformLocations:f,inShapeInfos:s,outShapeInfo:u,infLoc:h,nanLoc:d}}function Ou(e,t){if(e.length!==t.length)throw Error("Binary was compiled with ".concat(e.length," inputs, but ")+"was executed with ".concat(t.length," inputs"));e.forEach((function(e,n){var r=e.logicalShape,i=t[n],o=i.shape;if(!a.util.arraysEqual(r,o))throw Error("Binary was compiled with different shapes than "+"the current args. Shapes ".concat(r," and ").concat(o," must match"));if(!e.isUniform||!i.isUniform){var s=e.texShape,u=i.isUniform?null:i.texData.texShape;if(!a.util.arraysEqual(s,u))throw Error("Binary was compiled with different texture shapes than the"+" current args. Shape ".concat(s," and ").concat(u," must match"))}}))}function ku(e,t,n,r,i){Ou(t.inShapeInfos,n),Ou([t.outShapeInfo],[r]);var o=r.texData.texture,s=r.texData.texShape;r.texData.isPacked?e.setOutputPackedMatrixTexture(o,s[0],s[1]):e.setOutputMatrixTexture(o,s[0],s[1]),e.setProgram(t.webGLProgram),1===Object(a.env)().getNumber("WEBGL_VERSION")&&null!==t.infLoc&&e.gl.uniform1f(t.infLoc,1/0),null!==t.nanLoc&&e.gl.uniform1f(t.nanLoc,NaN),n.forEac

2h((function(n,r){var i=t.program.variableNames[r],o=t.uniformLocations[i],s=t.uniformLocations["offset".concat(i)];if(null!=o)if(n.isUniform)if(a.util.sizeFromShape(n.shape)<2)e.gl.uniform1f(o,n.uniformValues[0]);else{var u=n.uniformValues;u instanceof Float32Array||(u=new Float32Array(u)),e.gl.uniform1fv(o,u)}else null!=n.texData.slice&&null!=s&&e.gl.uniform1i(s,n.texData.slice.flatOffset),e.setInputMatrixTexture(n.texData.texture,o,r)})),null!=i&&i(e,t.webGLProgram),e.executeProgram()}function Su(e,t,n){var r="";t.concat(n).forEach((function(e){var t=null!=e.texData&&null!=e.texData.slice&&e.texData.slice.flatOffset>0,n=e.isUniform?"uniform":e.texData.texShape;r+="".concat(e.shape,"_").concat(n,"_").concat(t)}));var a=e.userCode,i=e.constructor.name;return i+="_"+r+"_"+a}var _u=function e(t,n,r){Object(i.a)(this,e),this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t;for(var a=r.filterWidth,o=r.inChannels,s=r.strideWidth,u=r.strideHeight,c=r.padInfo,l=r.outWidth,h=r.dilationWidth,d=r.dilationHeight,f=r.dataFormat,p=c.left,m=c.top,v=o*a,g=Zo(),b="channelsLast"===f,y=b?0:1,x=b?1:2,w="",O=0;O<=1;O++)for(var k=0;k<=1;k++)w+="\n          blockIndex = rc.y + ".concat(k,";\n          pos = rc.x + ").concat(O,";\n\n          if(blockIndex < ").concat(t[1]," && pos < ").concat(t[0],") {\n            offsetY = int(blockIndex / (").concat(l,")) * ").concat(u," - ").concat(m,";\n            d0 = offsetY + ").concat(d," * (pos / ").concat(v,");\n\n            if(d0 < ").concat(n[y]," && d0 >= 0) {\n\n              offsetX = int(mod(float(blockIndex), ").concat(l,".) * ").concat(s,". - ").concat(p,".);\n              d1 = offsetX + ").concat(h," * (int(mod(float(pos), ").concat(v,".) / ").concat(o,".));\n\n              if(d1 < ").concat(n[x]," && d1 >= 0) {\n\n                ch = int(mod(float(pos), ").concat(o,".));\n\n                if (").concat(b,") {\n                  innerDims = vec2(d1, ch);\n                  result[").concat(2*O+k,"] = getChannel(\n                    getA(d0, int(innerDims.x),\n                    int(innerDims.y)), innerDims);\n                } else {\n                  innerDims = vec2(d0, d1);\n                  result[").concat(2*O+k,"] = getChannel(\n                    getA(ch, int(innerDims.x),\n                    int(innerDims.y)), innerDims);\n                }\n              }\n            }\n          }\n        ");this.userCode="\n      void main() {\n        ivec2 rc = getOutputCoords();\n\n        vec4 result = vec4(0);\n\n        int blockIndex, pos, offsetY, d0, offsetX, d1, ch;\n        vec2 innerDims;\n\n        ".concat(w,"\n\n        ").concat(g.output," = result;\n      }\n    ")},ju=function e(t,n,r,a,o){Object(i.a)(this,e),this.variableNames=["x"],this.outputShape=[];var s,u=n,c=t[3]-1;this.outputShape=t;var l="float(".concat(r,") + float(").concat(a,") * sum");s=.5===o?"inversesqrt(".concat(l,")"):1===o?"1.0/(".concat(l,")"):"exp(log(".concat(l,") * float(-").concat(o,"));"),this.userCode="\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int b = coords[0];\n        int r = coords[1];\n        int c = coords[2];\n        int d = coords[3];\n        float x = getX(b, r, c, d);\n        float sum = 0.0;\n        for (int j = -".concat(u,"; j <= ").concat(u,"; j++) {\n          int idx = d + j;\n          if (idx >= 0 && idx <=  ").concat(c,") {\n            float z = getX(b, r, c, idx);\n            sum += z * z;\n          }\n        }\n        float val = x * ").concat(s,";\n        setOutput(val);\n      }\n    ")},Eu=function e(t,n,r,a,o){Object(i.a)(this,e),this.variableNames=["inputImage","outputImage","dy"],this.outputShape=[],this.outputShape=t,this.depth=t[3],this.depthRadius=n,this.bias=r,this.alpha=a,this.beta=o,this.userCode="\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int b = coords[0];\n        int r = coords[1];\n        int c = coords[2];\n\n        float result = 0.0;\n        for (int d = 0; d < ".concat(this.depth,"; ++d) {\n          int depthBegin = int(max(0.0, float(d - ").concat(n,")));\n          int depthEnd = int(min(float(").concat(this.depth,"),\n              float(d + ").concat(n," + 1)));\n\n          const int MIN_DEPTH_BEGIN = 0;\n          const int MAX_DEPTH_END = ").concat(this.depth,";\n\n          float norm = 0.0;

2\n          for (int k = MIN_DEPTH_BEGIN; k < MAX_DEPTH_END; ++k) {\n            if (k < depthBegin){\n              continue;\n            }\n            else if (k >= depthBegin && k < depthEnd) {\n              norm += getInputImage(b, r, c, k) * getInputImage(b, r, c, k);\n            }\n            else {\n              break;\n            }\n          }\n\n          norm = float(").concat(a,") * norm + float(").concat(r,");\n\n          for(int k = MIN_DEPTH_BEGIN; k < MAX_DEPTH_END; ++k){\n            if (k < depthBegin){\n              continue;\n            }\n            else if (k >= depthBegin && k < depthEnd){\n              float dyi = -2.0 * float(").concat(a,")\n                * float(").concat(o,")\n                * getInputImage(b ,r ,c, k) * getOutputImage(b, r, c, d)\n                / norm;\n              if (k == d) {\n                dyi += pow(norm, -1.0 * ").concat(o,");\n              }\n              if (k == coords[3]) {\n                dyi *= getDy(b, r, c, d);\n                result += dyi;\n              }\n            }\n            else {\n              break;\n            }\n          }\n      }\n      setOutput(result);\n      }\n    ")},Tu=function e(t,n,r,a,o){Object(i.a)(this,e),this.variableNames=["x"],this.outputShape=[],this.packedInputs=!0,this.packedOutput=!0;var s,u=n,c=t[3]-1;this.outputShape=t;var l="float(".concat(r,") + float(").concat(a,") * sum");s=.5===o?"inversesqrt(".concat(l,")"):1===o?"1.0/(".concat(l,")"):"exp(log(".concat(l,") * float(-").concat(o,"));"),this.userCode="\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int b = coords.x;\n        int r = coords.y;\n        int c = coords.z;\n        int d = coords.w;\n\n        bool hasNextCol = d < ".concat(this.outputShape[3],";\n        bool hasNextRow = c < ").concat(this.outputShape[2],";\n\n        vec4 sum = vec4(0.);\n        vec4 xFragAtOutputCoords = getX(b, r, c, d);\n\n        vec4 xAtOutputCoords = vec4(\n          getChannel(xFragAtOutputCoords, vec2(c, d)),\n          hasNextCol ?\n            getChannel(xFragAtOutputCoords, vec2(c, d + 1)) : 0.0,\n          hasNextRow ?\n            getChannel(xFragAtOutputCoords , vec2(c + 1, d)) : 0.0,\n          (hasNextRow && hasNextCol) ?\n            getChannel(xFragAtOutputCoords, vec2(c + 1, d + 1)) : 0.0\n        );\n\n        int firstChannel = d - ").concat(u,";\n        vec2 cache = vec2(0.);\n        if(firstChannel >= 0){\n          vec4 firstChannelFrag = getX(b, r, c, firstChannel);\n          cache.x = getChannel(firstChannelFrag, vec2(c, firstChannel));\n            if(hasNextRow){\n              cache.y = getChannel(firstChannelFrag, vec2(c + 1, firstChannel));\n            }\n        }\n\n        ivec2 depth = ivec2(d, d + 1);\n        for (int j = - ").concat(u,"; j <= ").concat(u,"; j++) {\n          ivec2 idx = depth + j;\n          bvec2 aboveLowerBound = greaterThanEqual(idx, ivec2(0));\n          bvec2 belowUpperBound = lessThanEqual(idx, ivec2(").concat(c,"));\n\n          bool depthInRange = aboveLowerBound.x && belowUpperBound.x;\n          bool depthPlusOneInRange = aboveLowerBound.y && belowUpperBound.y;\n\n          if(depthInRange || depthPlusOneInRange){\n            vec4 z = vec4(0.);\n            vec4 xFragAtCurrentDepth;\n            z.xz = cache.xy;\n            if(depthPlusOneInRange && hasNextCol){\n              xFragAtCurrentDepth = idx.y != d ?\n                getX(b, r, c, idx.y) : xFragAtOutputCoords;\n              z.y = getChannel(xFragAtCurrentDepth, vec2(c, idx.y));\n              if(hasNextRow){\n                z.w = getChannel(xFragAtCurrentDepth, vec2(c + 1, idx.y));\n              }\n            }\n            cache.xy = z.yw;\n            sum += z * z;\n          }\n        }\n        vec4 result = xAtOutputCoords * ").concat(s,";\n        setOutput(result);\n      }\n    ")},Cu=function e(t){Object(i.a)(this,e),this.variableNames=["dy","maxPos"],this.outputShape=t.inShape;var n=t.strideHeight,r=t.strideWidth,a=t.dilationHeight,o=t.effectiveFilterHeight,s=t.effectiveFilterWidth,u=o-1-t.padInfo.top,c=s-1-t.padInfo.left,l=o*s-1;this.userCode="\n      const ivec2 pads = ivec2(".concat(u,", ").concat(c,");\n\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int b = coords[0];\n        int d = coords[3];\n\n        ivec2 dyRCCorner = coords.yz - pads;\n        int dyRCorner = dyRCCorner.x;\n        int dyCCorner = dyRCCorner.y;\n\n        // Convolve dy(?, ?, d) with pos mask(:, :, d) to get dx(xR, xC, d).\n        // ? = to be determined. : = across all values in that axis.\n        float dotProd = 0.0;\n        for (int wR = 0; wR < ").concat(o,";\n          wR += ").concat(a,") {\n          float dyR = float(dyRCorner + wR) / ").concat(n,".0;\n\n          if (dyR < 0.0 || dyR >= ").concat(t.outHeight,".0 || fract(dyR) > 0.0) {\n            continue;\n          }\n          int idyR = int(dyR);\n\n          for (int wC = 0; wC < ").concat(s,"; wC++) {\n            float dyC = float(dyCCorner + wC) / ").concat(r,".0;\n\n            if (dyC < 0.0 || dyC >= ").concat(t.outWidth,".0 ||\n                fract(dyC) > 0.0) {\n              continue;\n            }\n            int idyC = int(dyC);\n\n            float dyValue = getDy(b, idyR, idyC, d);\n            int maxPosValue = ").concat(l," - int(getMaxPos(b, idyR, idyC, d));\n\n            // Get the current value, check it against the value from the\n            // position matrix.\n            int curPosValue = wR * ").concat(s," + wC;\n            float mask = float(maxPosValue == curPosValue ? 1.0 : 0.0);\n\n            dotProd += dyValue * mask;\n          }\n        }\n        setOutput(dotProd);\n      }\n    ")},Mu=function e(t){Object(i.a)(this,e),this.variableNames=["dy","maxPos"],this.outputShape=t.inShape;var n=t.strideDepth,r=t.strideHeight,a=t.strideWidth,o=t.dilationDepth,s=t.dilationHeight,u=t.dilationWidth,c=t.effectiveFilterDepth,l=t.effectiveFilterHeight,h=t.effectiveFilterWidth,d=c-1-t.padInfo.front,f=l-1-t.padInfo.top,p=h-1-t.padInfo.left,m=c*l*h-1;this.userCode="\n      const ivec3 pads = ivec3(".concat(d,", ").concat(f,", ").concat(p,");\n\n      void main() {\n        ivec5 coords = getOutputCoords();\n        int batch = coords.x;\n        int ch = coords.u;\n\n        ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads;\n        int dyDCorner = dyCorner.x;\n        int dyRCorner = dyCorner.y;\n        int dyCCorner = dyCorner.z;\n\n        // Convolve dy(?, ?, ?, ch) with pos mask(:, :, :, d) to get\n        // dx(x

2D, xR, xC, ch).\n        // ? = to be determined. : = across all values in that axis.\n        float dotProd = 0.0;\n\n        for (int wD = 0; wD < ").concat(c,";\n           wD += ").concat(o,") {\n          float dyD = float(dyDCorner + wD) / ").concat(n,".0;\n\n          if (dyD < 0.0 || dyD >= ").concat(t.outDepth,".0 || fract(dyD) > 0.0) {\n            continue;\n          }\n          int idyD = int(dyD);\n\n          for (int wR = 0; wR < ").concat(l,";\n              wR += ").concat(s,") {\n            float dyR = float(dyRCorner + wR) / ").concat(r,".0;\n\n            if (dyR < 0.0 || dyR >= ").concat(t.outHeight,".0 ||\n                fract(dyR) > 0.0) {\n              continue;\n            }\n            int idyR = int(dyR);\n\n            for (int wC = 0; wC < ").concat(h,";\n                wC += ").concat(u,") {\n              float dyC = float(dyCCorner + wC) / ").concat(a,".0;\n\n              if (dyC < 0.0 || dyC >= ").concat(t.outWidth,".0 ||\n                  fract(dyC) > 0.0) {\n                continue;\n              }\n              int idyC = int(dyC);\n\n              float dyValue = getDy(batch, idyD, idyR, idyC, ch);\n              int maxPosValue = ").concat(m," -\n                  int(getMaxPos(batch, idyD, idyR, idyC, ch));\n\n              // Get the current value, check it against the value from the\n              // position matrix.\n              int curPosValue =\n                  wD * ").concat(l," * ").concat(h," +\n                  wR * ").concat(h," + wC;\n              float mask = float(maxPosValue == curPosValue ? 1.0 : 0.0);\n\n              dotProd += dyValue * mask;\n            }\n          }\n        }\n        setOutput(dotProd);\n      }\n    ")},Au=function e(t,n){var r=arguments.length>2&&void 0!==arguments[2]&&arguments[2],a=arguments.length>3&&void 0!==arguments[3]&&arguments[3],o=arguments.length>4&&void 0!==arguments[4]&&arguments[4],s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:null,u=arguments.length>6&&void 0!==arguments[6]&&arguments[6];Object(i.a)(this,e),this.variableNames=["matrixA","matrixB"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=n;var c=r?t[1]:t[2],l=Math.ceil(c/2),h=r?"i * 2, rc.y":"rc.y, i * 2",d=a?"rc.z, i * 2":"i * 2, rc.z",f=r?["a.xxyy","a.zzww"]:["a.xxzz","a.yyww"],p=a?["b.xzxz","b.ywyw"]:["b.xyxy","b.zwzw"],m="",v="";s&&(m=u?"vec4 activation(vec4 a) {\n          vec4 b = getPreluActivationWeightsAtOutCoords();\n          ".concat(s,"\n        }"):"vec4 activation(vec4 x) {\n          ".concat(s,"\n        }"),v="result = activation(result);");var g=o?"result += getBiasAtOutCoords();":"";o&&this.variableNames.push("bias"),u&&this.variableNames.push("preluActivationWeights"),this.userCode="\n      ".concat(m,"\n\n      const float sharedDimension = ").concat(l,".0;\n\n      vec4 dot2x2ARowBCol(ivec3 rc) {\n        vec4 result = vec4(0);\n        for (int i = 0; i < ").concat(l,"; i++) {\n          vec4 a = getMatrixA(rc.x, ").concat(h,");\n          vec4 b = getMatrixB(rc.x, ").concat(d,");\n\n          // These swizzled products need to be separately added.\n          // See: https://github.com/tensorflow/tfjs/issues/1735\n          result += (").concat(f[0]," * ").concat(p[0],");\n          result += (").concat(f[1]," * ").concat(p[1],");\n        }\n        return result;\n      }\n\n      void main() {\n        ivec3 rc = getOutputCoords();\n        vec4 result = dot2x2ARowBCol(rc);\n\n        ").concat(g,"\n\n        ").concat(v,"\n\n        setOutput(result);\n      }\n    ")},Nu=function(){function e(t,n,r){Object(i.a)(this,e),this.variableNames=["probs"],this.outputShape=[t,r],this.userCode="\n      uniform float seed;\n\n      void main() {\n        ivec2 coords = getOutputCoords();\n        int batch = coords[0];\n\n        float r = random(seed);\n        float cdf = 0.0;\n\n        for (int i = 0; i < ".concat(n-1,"; i++) {\n          cdf += getProbs(batch, i);\n\n          if (r < cdf) {\n            setOutput(float(i));\n            return;\n          }\n        }\n\n        // If no other event happened, last event happened.\n        setOutput(float(").concat(n-1,"));\n      }\n    ")}return Object(o.a)(e,[{key:"getCustomSetupFunc",value:function(e){var t=this;return function(n,r){null==t.seedLoc&&(t.seedLoc=n.getUniformLocation(r,"seed")),n.gl.uniform1f(t.seedLoc,e)}}}]),e}(),Ru=function e(t,n,r,a){Object(i.a)(this,e),this.variableNames=["indices"],this.outputShape=[t,n],this.userCode="\n      void main() {\n        ivec2 coords = getOutputCoords();\n        int index = round(getIndices(coords.x));\n        setOutput(mix(float(".concat(a,"), float(").concat(r,"),\n                      float(index == coords.y)));\n      }\n    ")},Iu=function e(t){Object(i.a)(this,e),this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0,this.outputShape=t;var n=t.length;if(0===n)this.userCode="\n        void main() {\n          setOutput(vec4(getA(), 0., 0., 0.));\n        }\n      ";else{var r=Ko("rc",n),a=ds(n),o=function(e,t,n){if(1===e)return"rc > ".concat(t[0]);for(var r="",a=e-2;a<e;a++)r+="".concat(n[a]," >= ").concat(t[a]),a<e-1&&(r+="||");return r}(n,t,r),s=function(e,t,n,r){if(1===e)return"";var a=r.slice(-2);return"\n    int r = ".concat(a[0],";\n    int c = ").concat(a[1],";\n    int rp1 = r + 1;\n    int cp1 = c + 1;\n\n    bool cEdge = cp1 >= ").concat(t,";\n    bool rEdge = rp1 >= ").concat(n,";\n  ")}(n,t[t.length-1],t[t.length-2],r),u=function(e,t){var n=e.length,r=function(e,t){for(var n=[],r=0;r<=1;r++)for(var a=0;a<=1;a++){for(var i="".concat(0===r?"r":"rp1",", ").concat(0===a?"c":"cp1"),o=2;o<e;o++)i="".concat(t[t.length-1-o],",")+i;n.push(i)}return n}(n,t);if(1===n)return"getA(rc),\n            rc + 1 >= ".concat(e[0]," ? 0. : getA(rc + 1),\n            0, 0");return"getA(".concat(r[0],"),\n          cEdge ? 0. : getA(").concat(r[1],"),\n          rE

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If not,\n              // use the current value.\n              float currMinMaxValue = mix(\n                  value, minMaxValue, minMaxValueFound);\n              if (value ").concat(x," currMinMaxValue) {\n                minMaxValue = value;\n                minMaxValueFound = 1.0;\n                minMaxPosition = ").concat(a?o?g:b:"wR * ".concat(f," + wC"),";\n              }\n            }\n          }\n          setOutput(float(minMaxPosition));\n        }\n      ")}else{var w="max",O="".concat(n,"(").concat(n,"(").concat(n,"(")+"minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])";"avg"===n&&(O="avgValue / count");var k=4*Math.floor(s/4),S=s%4,_="\n      if (".concat(v,") {\n        avgValue += dot(values, ones);\n      } else {\n        minMaxValue = ").concat(w,"(values, minMaxValue);\n      }\n    ");this.userCode="\n      const ivec2 strides = ivec2(".concat(u,", ").concat(c,");\n      const ivec2 pads = ivec2(").concat(p,", ").concat(m,");\n      const float initializationValue = ").concat(y,";\n      const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0);\n\n      float count = 0.0;\n\n      float getValue(int batch, int xR, int xC, int d) {\n        if (xC < 0 || xC >= ").concat(t.inWidth,") {\n          return initializationValue;\n        }\n        count += 1.0;\n        return getX(batch, xR, xC, d);\n      }\n\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int batch = coords[0];\n        int d = coords[3];\n\n        ivec2 xRCCorner = coords.yz * strides - pads;\n        int xRCorner = xRCCorner.x;\n        int xCCorner = xRCCorner.y;\n\n        // max/min x(?, ?, d) to get y(yR, yC, d).\n        // ? = to be determined\n        vec4 minMaxValue = vec4(").concat(y,");\n        float avgValue = 0.0;\n        count = 0.0;\n\n        for (int wR = 0; wR < ").concat(d,";\n            wR += ").concat(l,") {\n          int xR = xRCorner + wR;\n\n          if (xR < 0 || xR >= ").concat(t.inHeight,") {\n            continue;\n          }\n\n          for (int wC = 0; wC < ").concat(k,"; wC += 4) {\n            int xC = xCCorner + wC * ").concat(h,";\n\n            vec4 values = vec4(\n              getValue(batch, xR, xC, d),\n              getValue(batch, xR, xC + ").concat(h,", d),\n              getValue(batch, xR, xC + 2 * ").concat(h,", d),\n              getValue(batch, xR, xC + 3 * ").concat(h,", d)\n            );\n\n            ").concat(_,"\n          }\n\n          int xC = xCCorner + ").concat(k,";\n          if (").concat(1===S,") {\n            vec4 values = vec4(\n              getValue(batch, xR, xC, d),\n              initializationValue,\n              initializationValue,\n              initializationValue\n            );\n\n            ").concat(_,"\n          } else if (").concat(2===S,") {\n            vec4 values = vec4(\n              getValue(batch, xR, xC, d),\n              getValue(batch, xR, xC + ").concat(h,", d),\n              initializationValue,\n              initializationValue\n            );\n\n            ").concat(_,"\n          } else if (").concat(3===S,") {\n            vec4 values = vec4(\n              getValue(batch, xR, xC, d),\n              getValue(batch, xR, xC + ").concat(h,", d),\n              getValue(batch, xR, xC + 2 * ").concat(h,", d),\n              initializationValue\n            );\n\n            ").concat(_,"\n          }\n        }\n        setOutput(").concat(O,");\n      }\n    ")}},zu=function e(t,n,r){var a=arguments.length>3&&void 0!==arguments[3]&&arguments[3],o=arguments.length>4&&void 0!==arguments[4]&&arguments[4];if(Object(i.a)(this,e),this.variableNames=["x"],"avg"===n&&r)throw new Error("Cannot compute positions for average pool.");var s=t.filterWidth,u=t.strideDepth,c=t.strideHeight,l=t.strideWidth,h=t.dilationDepth,d=t.dilationHeight,f=t.dilationWidth,p=t.effectiveFilterDepth,m=t.effectiveFilterHeight,v=t.effectiveFilterWidth,g=t.padInfo.front,b=t.padInfo.top,y=t.padInfo.left;this.outputShape=t.outShape;var x="avg"===n,w="0.0";if(x||(w="-1.0 / 1e-20"),r){var O=">=";this.userCode="\n        const ivec3 strides =\n            ivec3(".concat(u,", ").concat(c,", ").concat(l,");\n        const ivec3 pads = ivec3(").concat(g,", ").concat(b,", ").concat(y,");\n\n        void main() {\n          ivec5 coords = getOutputCoords();\n          int batch = coords.x;\n          int ch = coords.u;\n\n          ivec3 xCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads;\n          int xDCorner = xCorner.x;\n          int xRCorner = xCorner.y;\n          int xCCorner = xCorner.z;\n\n          // max/min x(?, ?, ?, ch) to get y(yD, yR, yC, ch).\n          // ? = to be determined\n          float minMaxValue = 0.0;\n          float minMaxValueFound = 0.0;\n          int minMaxPosition = 0;\n\n          for (int wD = 0; wD < ").concat(p,";\n              wD += ").concat(h,") {\n            int xD = xDCorner + wD;\n\n            if (xD < 0 || xD >= ").concat(t.inDepth,") {\n              continue;\n            }\n\n            for (int wR = 0; wR < ").concat(m,";\n                wR += ").concat(d,") {\n              int xR = xRCorner + wR;\n\n              if (xR < 0 || xR >= ").concat(t.inHeight,") {\n                continue;\n              }\n\n              for (int wC = 0; wC < ").concat(v,";\n                  wC += ").concat(f,") {\n                int xC = xCCorner + wC;\n\n                if (xC < 0 || xC >= ").concat(t.inWidth,") {\n                  continue;\n                }\n\n                float value = getX(batch, xD, xR, xC, ch);\n\n                // If a min / max value has already been found, use it. If not,\n                // use the current value.\n                float currMinMaxValue = mix(\n                    value, minMaxValue, minMaxValueFound);\n                if (value ").concat(O," currMinMaxValue) {\n                  minMaxValue = value;\n                  minMaxValueFound = 1.0;\n                  minMaxPosition = ").concat(a?o?"(((batch * ".concat(t.inDepth," + xD) * ").concat(t.inHeight," + xR) * ").concat(t.inWidth," + xC) * ").concat(t.inChannels," + ch"):"((xD * ".concat(t.inHeight," + xR) * ").concat(t.inWidth," + xC) * ").concat(t.inChannels," + ch"):"wD * ".concat(m," * ").concat(v," +\n                      wR * ").concat(v," + wC"),";\n                }\n              }\n            }\n          }\n          setOutput(float(minMaxPosition));\n        }\n      ")}else{var k="max",S="".concat(n,"(").concat(n,"(").concat(n,"(")+"minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])";"avg"===n&&(S="avgValue / count");var _=4*Math.floor(s/4),j=s%4,E="\n      if (".concat(x,") {\n        avgValue += dot(values, ones);\n      } else {\n        minMaxValue = ").concat(k,"(values, minMaxValue);\n      }\n    ");this.userCode="\n      const ivec3 strides =\n        ivec3(".concat(u,", ").concat(c,", ").concat(l,");\n      const ivec3 pads = ivec3(").concat(g,", ").concat(b,", ").concat(y,");\n      const float initializationValue = ").concat(w,";\n      const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0);\n\n      float count = 0.0;\n\n      float getValue(int batch, int xD, int xR, int xC, int ch) {\n        if (xC < 0 || xC >= ").concat(t.inWidth,") {\n          return initializationValue;\n        }\n        count += 1.0;\n        return getX(batch, xD, xR, xC, ch);\n      }\n\n      void main() {\n        ivec5 coords = getOutputCoords();\n        int batch = coords.x;\n        int ch = coords.u;\n\n        ivec3 xCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads;\n        int xDCorner = xCorner.x;\n        int xRCorner = xCorner.y;\n        int xCCorner = xCorner.z;\n\n        // max/min x(?, ?, ?, d) to get y(yD, yR, yC, ch).\n        // ? = to be determined\n        vec4 minMaxValue = vec4(").concat(w,");\n        float avgValue = 0.0;\n        count = 0.0;\n\n        for (int wD = 0; wD < ").concat(p,";\n            wD += ").concat(h,") {\n          int xD = xDCorner + wD;\n\n          if (xD < 0 || xD >= ").concat(t.inDepth,") {\n            continue;\n          }\n\n          for (int wR = 0; wR < ").concat(m,";\n            wR += ").concat(d,") {\n            int xR = xRCorner + wR;\n\n            if (xR < 0 || xR >= ").concat(t.inHeight,") {\n              continue;\n            }\n\n            for (int wC = 0; wC < ").concat(_,"; wC += 4) {\n              int xC = xCCorner + wC * ").concat(f,";\n\n              vec4 values = vec4(\n                getValue(batch, xD, xR, xC, ch),\n                getValue(batch, xD, xR, xC + ").concat(f,", ch),\n                getValue(batch, xD, xR, xC + 2 * ").concat(f,", ch),\n                getValue(batch, xD, xR, xC + 3 * ").concat(f,", ch)\n              );\n\n              ").concat(E,"\n            }\n\n            int xC = xCCorner + ").concat(_,";\n            if (").concat(1===j,") {\n              vec4 values = vec4(\n                getValue(batch, xD, xR, xC, ch),\n                initializationValue,\n                initializationValue,\n                initializationValue\n              );\n\n              ").concat(E,"\n            } else if (").concat(2===j,") {\n              vec4 values = vec4(\n                getValue(batch, xD, xR, xC, ch),\n                getValue(batch, xD, xR, xC + ").concat(f,", ch),\n                initializationValue,\n                initializationValue\n              );\n\n              ").concat(E,"\n            } else if (").concat(3===j,") {\n              vec4 values = vec4(\n                getValue(batch, xD, xR, xC, ch),\n                getValue(batch, xD, xR, xC + ").concat(f,", ch),\n                getValue(batch, xD, xR, xC + 2 * ").concat(f,", ch),\n                initializationValue\n              );\n\n              ").concat(E,"\n            }\n          }\n          setOutput(").concat(S,");\n        }\n      }\n    ")}},Fu=function e(t,n){Object(i.a)(this,e),this.variableNames=["x"];var r=t.windowSize,a=t.batchSize,o=t.inSize,s=t.outSize;this.outputShape=[a,s];var u="0.0",c="";"prod"===n?u="1.0":"min"===n?(u="1.0 / 1e-20",c="min"):"max"===n&&(u="-1.0 / 1e-20",c="max");var l="".concat(n,"(").concat(n,"(").concat(n,"(")+"minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])";"sum"===n?l="sumValue":"prod"===n?l="prodValue":"all"===n?l="allValue":"any"===n&&(l="anyValue");var h=4*Math.floor(r/4),d=r%4,f="\n      if (".concat("sum"===n,") {\n        sumValue += dot(values, ones);\n      } else if (").concat("prod"===n,") {\n        vec2 tmp = vec2(values[0], values[1]) * vec2(values[2], values[3]);\n        prodValue *= tmp[0] * tmp[1];\n      } else {\n        minMaxValue = ").concat(c,"(values, minMaxValue);\n      }\n    "),p="vec4";"all"===n?(u="1.0",f="\n        bool reducedAllValue = all(values);\n        float floatedReducedAllValue = float(reducedAllValue);\n        allValue = float(allValue >= 1.0 && floatedReducedAllValue >= 1.0);\n      ",p="bvec4"):"any"===n&&(u="0.0",f="\n        bool reducedAnyValue = any(values);\n        float floatedReducedAnyValue = float(reducedAnyValue);\n        anyValue = float(anyValue >= 1.0 || floatedReducedAnyValue >= 1.0);\n      ",p="bvec4");var m="";o%r>0&&(m="\n        if (inIdx < 0 || inIdx >= ".concat(o,") {\n          return initializationValue;\n        }\n      ")),this.userCode="\n      const float initializationValue = ".concat(u,";\n      const vec4 ones = vec4(1.0, 1.0, 1.0, 

21.0);\n\n      float getValue(int batch, int inIdx) {\n        ").concat(m,"\n        return getX(batch, inIdx);\n      }\n\n      void main() {\n        ivec2 coords = getOutputCoords();\n        int batch = coords[0];\n        int outIdx = coords[1];\n        int inOffset = outIdx * ").concat(r,";\n\n        vec4 minMaxValue = vec4(").concat(u,");\n        float prodValue = 1.0;\n        float sumValue = 0.0;\n        float allValue = 1.0;\n        float anyValue = 0.0;\n\n        for (int i = 0; i < ").concat(h,"; i += 4) {\n          int inIdx = inOffset + i;\n          ").concat(p," values = ").concat(p,"(\n            getValue(batch, inIdx),\n            getValue(batch, inIdx + 1),\n            getValue(batch, inIdx + 2),\n            getValue(batch, inIdx + 3)\n          );\n\n          ").concat(f,"\n        }\n\n        int inIdx = inOffset + ").concat(h,";\n        if (").concat(1===d,") {\n          ").concat(p," values = ").concat(p,"(\n            getValue(batch, inIdx),\n            initializationValue,\n            initializationValue,\n            initializationValue\n          );\n\n          ").concat(f,"\n        } else if (").concat(2===d,") {\n          ").concat(p," values = ").concat(p,"(\n            getValue(batch, inIdx),\n            getValue(batch, inIdx + 1),\n            initializationValue,\n            initializationValue\n          );\n\n          ").concat(f,"\n        } else if (").concat(3===d,") {\n          ").concat(p," values = ").concat(p,"(\n            getValue(batch, inIdx),\n            getValue(batch, inIdx + 1),\n            getValue(batch, inIdx + 2),\n            initializationValue\n          );\n\n          ").concat(f,"\n        }\n        setOutput(").concat(l,");\n      }\n    ")},Bu=function e(t,n){Object(i.a)(this,e),this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t;for(var r="",a=0;a<4;a++){var o="thisRC = rc;";a%2===1&&(o+="thisRC.z += 1;"),a>1&&(o+="thisRC.y += 1;"),r+="\n        ".concat(o,"\n        ").concat(a>0?"if(thisRC.y < rows && thisRC.z < cols){":"","\n          int flatIndex = getFlatIndex(thisRC);\n\n          ivec3 inputRC = inputCoordsFromReshapedOutCoords(flatIndex);\n          vec2 inputRCInnerDims = vec2(float(inputRC.y),float(inputRC.z));\n\n          result[").concat(a,"] =\n            getChannel(getA(inputRC.x, inputRC.y, inputRC.z), inputRCInnerDims);\n        ").concat(a>0?"}":"","\n      ")}this.userCode="\n      ".concat(function(e){var t=Jo(["r","c","d"],e);return"\n    ivec3 inputCoordsFromReshapedOutCoords(int index) {\n      ".concat(t,"\n      return ivec3(r, c, d);\n    }\n  ")}(n),"\n      ").concat(Qo(t),"\n\n      void main() {\n        ivec3 rc = getOutputCoords();\n\n        vec4 result = vec4(0.);\n\n        ivec3 thisRC;\n        int rows = ").concat(t[1],";\n        int cols = ").concat(t[2],";\n\n        ").concat(r,"\n\n        setOutput(result);\n      }\n    ")};var Uu=function e(t,n,r){Object(i.a)(this,e),this.variableNames=["dy"],this.outputShape=[],this.outputShape=n.shape;var a=Object(h.a)(n.shape,3),o=a[1],s=a[2],u=Object(h.a)(t.shape,3),c=u[1],l=u[2],d=[r&&c>1?o-1:o,r&&l>1?s-1:s],f=[r&&c>1?c-1:c,r&&l>1?l-1:l],p=d[0]/f[0],m=d[1]/f[1],v=1/p,g=1/m,b=2*Math.ceil(v)+2,y=2*Math.ceil(g)+2;this.userCode="\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int b = coords[0];\n        int d = coords[3];\n        int r = coords[1];\n        int c = coords[2];\n\n        float accumulator = 0.0;\n\n        const float heightScale = float(".concat(p,");\n        const float widthScale = float(").concat(m,");\n\n        const float invHeightScale = float(").concat(v,");\n        const float invWidthScale = float(").concat(g,");\n\n        const int winHeight = int(").concat(b,");\n        const int winWidth = int(").concat(y,");\n\n        // Compute bounds for where in dy we will look\n        float startRLerp = floor(float(r) * invHeightScale);\n        int startDyR = int(startRLerp - float(winHeight / 2));\n\n        float startCLerp = floor(float(c) * invWidthScale);\n        int startDyC = int(startCLerp - float(winWidth / 2));\n\n        // Loop over dy\n        for (int dyROffset = 0; dyROffset < winHeight; dyROffset++) {\n          int dyR = dyROffset + startDyR;\n\n          // Guard against the window exceeding the bounds of dy\n          if (dyR < 0 || dyR >= ").concat(c,") {\n            continue;\n          }\n\n          for (int dyCOffset = 0; dyCOffset < winWidth; dyCOffset++) {\n            int dyC = dyCOffset + startDyC;\n\n            // Guard against the window exceeding the bounds of dy\n            if (dyC < 0 || dyC >= ").concat(l,") {\n              continue;\n            }\n\n            float dxR = float(dyR) * heightScale;\n            int topDxRIndex = int(floor(dxR));\n            int bottomDxRIndex = int(min(ceil(dxR), ").concat(o-1,".0));\n            float dxRLerp = dxR - float(topDxRIndex);\n            float inverseDxRLerp = 1.0 - dxRLerp;\n\n            float dxC = float(dyC) * widthScale;\n            int leftDxCIndex = int(floor(dxC));\n            int rightDxCIndex = int(min(ceil(dxC), ").concat(s-1,".0));\n            float dxCLerp = dxC - float(leftDxCIndex);\n            float inverseDxCLerp = 1.0 - dxCLerp;\n\n            if (r == topDxRIndex && c == leftDxCIndex) {\n              // topLeft\n              accumulator +=\n                getDy(b, dyR, dyC, d) * inverseDxRLerp * inverseDxCLerp;\n            }\n\n            if (r == topDxRIndex && c == rightDxCIndex) {\n              // topRight\n              accumulator += getDy(b, dyR, dyC, d) * inverseDxRLerp * dxCLerp;\n            }\n\n            if (r == bottomDxRIndex && c == leftDxCIndex) {\n              // bottomLeft\n              accumulator += getDy(b, dyR, dyC, d) * dxRLerp * inverseDxCLerp;\n            }\n\n            if (r == bottomDxRIndex && c == rightDxCIndex) {\n              // bottomRight\n              accumulator += getDy(b, dyR, dyC, d) * dxRLerp * dxCLerp;\n            }\n          }\n        }\n        // End loop over dy\n\n        setOutput(accumulator);\n      }\n    ")},Wu=function e(t,n,r,a){Object(i.a)(this,e),this.variableNames=["A"],this.outputShape=[];var o=Object(h.a)(t,4),s=o[0],u=o[1],c=o[2],l=o[3];this.outputShape=[s,n,r,l];var d=[a&&n>1?u-1:u,a&&r>1?c-1:c],f=[a&&n>1?n-1:n,a&&r>1?r-1:r];this.userCode="\n      const vec2 effectiveInputOverOutputRatioRC = vec2(\n          ".concat(d[0]/f[0],",\n          ").concat(d[1]/f[1],");\n      const vec2 inputShapeRC = vec2(").concat(u,".0, ").concat(c,".0);\n\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int b = coords[0];\n        int d = coords[3];\n        ivec2 yRC = coords.yz;\n\n        // Fractional source index.\n        vec2 sourceFracIndexRC = vec2(yRC) * effectiveInputOverOutputRatioRC;\n\n        // Compute the four integer indices.\n        ivec2 sourceFloorRC = ivec2(sourceFracIndexRC);\n        ivec2 sourceCeilRC = ivec2(\n          min(inputShapeRC - 1.0, ceil(sourceFracIndexRC)));\n\n        float topLeft = getA(b, sourceFloorRC.x, sourceFloorRC.y, d);\n        float bottomLeft = getA(b, sourceCeilRC.x, sourceFloorRC.y, d);\n        float topRight = getA(b, sourceFloorRC.x, sourceCeilRC.y, d);\n        float bottomRight = getA(b, sourceCeilRC.x, sourceCeilRC.y, d);\n\n        vec2 fracRC = sourceFracIndexRC - vec2(sourceFloorRC);\n\n        float top = topLeft + (topRight - topLeft) * fracRC.y;\n        float bottom = bottomLeft + (bottomRight - bottomLeft) * fracRC.y;\n        float newValue = top + (bottom - top) * fracRC.x;\n\n        setOutput(newValue);\n      }\n    ")},Vu=function e(t,n,r,a){Object(i.a)(this,e),this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=[];var o=Object(h.a)(t,4),s=o[0],u=o[1],c=o[2],l=o[3];this.outputShape=[s,n,r,l];var d=[a&&n>1?u-1:u,a&&r>1?c-1:c],f=[a&&n>1?n-1:n,a&&r>1?r-1:r];this.userCode="\n      const vec3 effectiveInputOverOutputRatioRC = vec3(\n          ".concat(d[0]/f[0],",\n          ").concat(d[1]/f[1],",\n          ").concat(d[1]/f[1],");\n      const vec3 inputShapeRC = vec3(").concat(u,".0, ").concat(c,".0,\n                                     ").concat(c,".0);\n\n      float getAValue(int b, int r, int c, int d) {\n        return getChannel(getA(b, r, c, d), vec2(c, d));\n      }\n\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int b = coords[0];\n        int d = coords[3];\n        // Calculate values for next column in yRC.z.\n        ivec3 yRC = coords.yzz + ivec3(0, 0, 1);\n\n        // Fractional source index.\n        vec3 sourceFracIndexRC = vec3(yRC) * effectiveInputOverOutputRatioRC;\n\n        // Compute the four integer indices.\n        ivec3 sourceFloorRC = ivec3(sourceFracIndexRC);\n        ivec3 sourceCeilRC = ivec3(\n          min(inputShapeRC - 1.0, ceil(sourceFracIndexRC)));\n\n        // Should we calculate next column and row elements in 2x2 packed cell.\n        bool hasNextCol = d < ").concat(l-1,";\n        bool hasNextRow = coords.z < ").concat(r

2-1,";\n\n        // In parallel, construct four corners for all four components in\n        // packed 2x2 cell.\n        vec4 topLeft = vec4(\n          getAValue(b, sourceFloorRC.x, sourceFloorRC.y, d),\n          hasNextCol ? getAValue(b, sourceFloorRC.x, sourceFloorRC.y, d + 1)\n                     : 0.0,\n          hasNextRow ? getAValue(b, sourceFloorRC.x, sourceFloorRC.z, d)\n                     : 0.0,\n          (hasNextRow && hasNextCol) ?\n            getAValue(b, sourceFloorRC.x, sourceFloorRC.z, d + 1) : 0.0);\n\n        vec4 bottomLeft = vec4(\n          getAValue(b, sourceCeilRC.x, sourceFloorRC.y, d),\n          hasNextCol ? getAValue(b, sourceCeilRC.x, sourceFloorRC.y, d + 1)\n                     : 0.0,\n          hasNextRow ? getAValue(b, sourceCeilRC.x, sourceFloorRC.z, d)\n                     : 0.0,\n          (hasNextRow && hasNextCol) ?\n            getAValue(b, sourceCeilRC.x, sourceFloorRC.z, d + 1) : 0.0);\n\n        vec4 topRight = vec4(\n          getAValue(b, sourceFloorRC.x, sourceCeilRC.y, d),\n          hasNextCol ? getAValue(b, sourceFloorRC.x, sourceCeilRC.y, d + 1)\n                     : 0.0,\n          hasNextRow ? getAValue(b, sourceFloorRC.x, sourceCeilRC.z, d)\n                     : 0.0,\n          (hasNextRow && hasNextCol) ?\n            getAValue(b, sourceFloorRC.x, sourceCeilRC.z, d + 1) : 0.0);\n\n        vec4 bottomRight = vec4(\n          getAValue(b, sourceCeilRC.x, sourceCeilRC.y, d),\n          hasNextCol ? getAValue(b, sourceCeilRC.x, sourceCeilRC.y, d + 1)\n                     : 0.0,\n          hasNextRow ? getAValue(b, sourceCeilRC.x, sourceCeilRC.z, d)\n                     : 0.0,\n          (hasNextRow && hasNextCol) ?\n            getAValue(b, sourceCeilRC.x, sourceCeilRC.z, d + 1) : 0.0);\n\n        vec3 fracRC = sourceFracIndexRC - vec3(sourceFloorRC);\n\n        vec4 top = mix(topLeft, topRight, fracRC.yyzz);\n        vec4 bottom = mix(bottomLeft, bottomRight, fracRC.yyzz);\n        vec4 newValue = mix(top, bottom, fracRC.x);\n\n        setOutput(newValue);\n      }\n    ")}

2,Gu=function e(t,n,r){Object(i.a)(this,e),this.variableNames=["dy"],this.outputShape=[],this.outputShape=n.shape;var a=Object(h.a)(n.shape,3),o=a[1],s=a[2],u=Object(h.a)(t.shape,3),c=u[1],l=u[2],d=[r&&c>1?o-1:o,r&&l>1?s-1:s],f=[r&&c>1?c-1:c,r&&l>1?l-1:l],p=d[0]/f[0],m=d[1]/f[1],v=1/p,g=1/m,b=2*Math.ceil(v)+2,y=2*Math.ceil(g)+2;this.userCode="\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int b = coords[0];\n        int d = coords[3];\n        int r = coords[1];\n        int c = coords[2];\n\n        float accumulator = 0.0;\n\n        const float heightScale = float(".concat(p,");\n        const float widthScale = float(").concat(m,");\n\n        const float invHeightScale = float(").concat(v,");\n        const float invWidthScale = float(").concat(g,");\n\n        const int winHeight = int(").concat(b,");\n        const int winWidth = int(").concat(y,");\n\n        // Compute bounds for where in dy we will look\n        float startRLerp = floor(float(r) * invHeightScale);\n        int startDyR = int(floor(startRLerp - float(winHeight / 2)));\n\n        float startCLerp = floor(float(c) * invWidthScale);\n        int startDyC = int(floor(startCLerp - float(winWidth / 2)));\n\n        // Loop over dy\n        for (int dyROffset = 0; dyROffset < winHeight; dyROffset++) {\n          int dyR = dyROffset + startDyR;\n\n          // Guard against the window exceeding the bounds of dy\n          if (dyR < 0 || dyR >= ").concat(c,") {\n            continue;\n          }\n\n          for (int dyCOffset = 0; dyCOffset < winWidth; dyCOffset++) {\n            int dyC = dyCOffset + startDyC;\n\n            // Guard against the window exceeding the bounds of dy\n            if (dyC < 0 || dyC >= ").concat(l,") {\n              continue;\n            }\n\n            float sourceFracRow =\n              float(").concat(d[0],") *\n                (float(dyR) / float(").concat(f[0],"));\n\n            float sourceFracCol =\n                float(").concat(d[1],") *\n                  (float(dyC) / float(").concat(f[1],"));\n\n            int sourceNearestRow = int(min(\n                float(int(").concat(o,") - 1),\n                ").concat(r," ? float(round(sourceFracRow)) :\n                                  float(floor(sourceFracRow))));\n\n            int sourceNearestCol = int(min(\n                float(int(").concat(s,") - 1),\n                ").concat(r," ? float(round(sourceFracCol)) :\n                                  float(floor(sourceFracCol))));\n\n            if (r == sourceNearestRow && c == sourceNearestCol) {\n              accumulator += getDy(b, dyR, dyC, d);\n            }\n          }\n        }\n        // End loop over dy\n\n        setOutput(accumulator);\n      }\n    ")},Hu=function e(t,n,r,a){Object(i.a)(this,e),this.variableNames=["A"],this.outputShape=[];var o=Object(h.a)(t,4),s=o[0],u=o[1],c=o[2],l=o[3];this.outputShape=[s,n,r,l];var d=[a&&n>1?u-1:u,a&&r>1?c-1:c],f=[a&&n>1?n-1:n,a&&r>1?r-1:r],p=a?"0.5":"0.0";this.userCode="\n      const vec2 effectiveInputOverOutputRatioRC = vec2(\n          ".concat(d[0]/f[0],",\n          ").concat(d[1]/f[1],");\n      const vec2 inputShapeRC = vec2(").concat(u,".0, ").concat(c,".0);\n\n      void main() {\n        ivec4 coords = getOutputCoords();\n        int b = coords[0];\n        int d = coords[3];\n        ivec2 yRC = coords.yz;\n\n        // Fractional source index.\n        vec2 sourceFracIndexRC = vec2(yRC) * effectiveInputOverOutputRatioRC;\n\n        // Compute the coordinators of nearest neighbor point.\n        ivec2 sourceNearestRC = ivec2(\n          min(inputShapeRC - 1.0, floor(sourceFracIndexRC + ").concat(p,")));\n\n        float newValue = getA(b, sourceNearestRC.x, sourceNearestRC.y, d);\n\n        setOutput(newValue);\n      }\n    ")},qu=function e(t,n){Object(i.a)(this,e),this.variableNames=["x"];var r=t.length;if(r>4)throw new Error("WebGL backend: Reverse of rank-".concat(r," tensor is not yet supported"));if(this.outputShape=t,1!==r){var a=t.map((function(e,r){return function(e){return-1!==n.indexOf(e)&&1!==t[e]?"".concat(t[e]," - coords[").concat(e,"] - 1"):"coords[".concat(e,"]")}(r)})).join(","),o=ds(r);this.userCode="\n      void main() {\n        ".concat(o," coords = getOutputCoords();\n        setOutput(getX(").concat(a,"));\n      }\n    ")}else this.userCode="\n        void main() {\n          int coord = getOutputCoords();\n          setOutput(getX(".concat(t[0]," - coord - 1));\n        }\n      ")},Xu=function e(t,n){Object(i.a)(this,e),this.variableNames=["x"],this.packedInputs=!0,this.packedOutput=!0;var r=t.length;if(r>4)throw new Error("WebGL backend: Reverse of rank-".concat(r," tensor is not yet supported"));this.outputShape=t;var a=Ko("rc",r),o="".concat(a[r-1]," + 1 < ").concat(this.outputShape[r-1]),s="".concat(a[r-2]," + 1 < ").concat(this.outputShape[r-2]),u=ds(r);function c(e){var r=t.map((function(r,a){return function(e,r){return-1!==n.indexOf(e)&&1!==t[e]?"".concat(t[e]," - ").concat(r[e]," - 1"):"".concat(r[e])}(a,e)}

2)),a=r.join(","),i=r.slice(-2).join(",");return"getChannel(getX(".concat(a,"), vec2(").concat(i,"))")}this.userCode=1===r?"\n        void main(){\n          int rc = getOutputCoords();\n          vec4 result = vec4(0.);\n          result.r = getChannel(getX(".concat(t[0]," - rc - 1),\n            ").concat(t[0]," - rc - 1);\n          if(").concat(o,"){\n              result.g = getChannel(getX(").concat(t[0]," - (rc  + 1) - 1),\n                ").concat(t[0]," - (rc  + 1) - 1);\n          }\n          setOutput(result);\n        }\n      "):"\n        void main() {\n          ".concat(u," rc = getOutputCoords();\n          vec4 result = vec4(0.);\n          result.r = ").concat(function(e){return c(e)}(a.slice()),";\n          if(").concat(o,"){\n            result.g = ").concat(function(e){return e[r-1]="("+e[r-1]+" + 1)",c(e)}(a.slice()),";\n          }\n          if(").concat(s,") {\n            result.b = ").concat(function(e){return e[r-2]="("+e[r-2]+" + 1)",c(e)}(a.slice()),";\n            if(").concat(o,") {\n              result.a = ").concat(function(e){return e[r-1]="("+e[r-1]+" + 1)",e[r-2]="("+e[r-2]+" + 1)",c(e)}(a.slice()),";\n            }\n          }\n          setOutput(result);\n        }\n    ")},Yu=function e(t,n,r,a,o,s){Object(i.a)(this,e),this.variableNames=["updates","indices","defaultValue"],this.outputShape=s;var u=ds(o.length),c=ds(s.length),l="";1===r?l="i":2===r&&(l="i, j");var h="getIndices(".concat(l,")"),d="";1===a?d="i":2===a&&(d="i, coords[1]");var f="getUpdates(".concat(d,")"),p=n>1?"strides[j]":"strides";this.userCode="\n        ".concat(u," strides = ").concat(u,"(").concat(o,");\n\n        void main() {\n          ").concat(c," coords = getOutputCoords();\n          float sum = 0.0;\n          bool found = false;\n          for (int i = 0; i < ").concat(t,";

2 i++) {\n            int flattenedIndex = 0;\n            for (int j = 0; j < ").concat(n,"; j++) {\n              int index = round(").concat(h,");\n              flattenedIndex += index * ").concat(p,";\n            }\n            if (flattenedIndex == coords[0]) {\n              sum += ").concat(f,";\n              found = true;\n            }\n          }\n          setOutput(mix(getDefaultValue(), sum, float(found)));\n        }\n      ")},Ku=function e(t,n){Object(i.a)(this,e),this.variableNames=["x","segmentIds"];var r=t.windowSize,a=t.batchSize,o=t.inSize,s=t.numSegments,u=s*Math.ceil(o/r);this.outputShape=[a,u];var c=4*Math.floor(r/4),l=r%4,h="\n        sumValue += dot(values, segFilter);\n    ",d="";o%r>0&&(d="\n        if (inIdx < 0 || inIdx >= ".concat(o,") {\n          return initializationValue;\n        }\n      "));var f="";o%r>0&&(f="\n        if (inIdx < 0 || inIdx >= ".concat(o,") {\n          return -1.0;\n        }\n      ")),this.userCode="\n      const float initializationValue = ".concat("0.0",";\n\n      float getValue(int batch, int inIdx) {\n        ").concat(d,"\n        return getX(batch, inIdx);\n      }\n\n      float getSegmentIdAtIndex(int inIdx) {\n        ").concat(f,"\n        return getSegmentIds(inIdx);\n      }\n\n      void main() {\n        ivec2 coords = getOutputCoords();\n        int batch = coords[0];\n        int outIdx = coords[1];\n        int inOffset = int(floor(float(outIdx) / float(\n          ").concat(s,")) * float(").concat(r,"));\n        int currentSeg = int(mod(float(outIdx), float(").concat(s,")));\n\n        float sumValue = 0.0;\n\n        for (int i = 0; i < ").concat(c,"; i += 4) {\n          int inIdx = inOffset + i;\n          vec4 values = vec4(\n            getValue(batch, inIdx),\n            getValue(batch, inIdx + 1),\n            getValue(batch, inIdx + 2),\n            getValue(batch, inIdx + 3)\n          );\n\n          vec4 segFilter = vec4(\n            int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,\n            int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0,\n            int(getSegmentIdAtIndex(inIdx + 2)) == currentSeg ? 1 : 0,\n            int(getSegmentIdAtIndex(inIdx + 3)) == currentSeg ? 1 : 0\n          );\n\n          ").concat(h,"\n        }\n\n        int inIdx = inOffset + ").concat(c,";\n        if (").concat(1===l,") {\n          vec4 values = vec4(\n            getValue(batch, inIdx),\n            initializationValue,\n            initializationValue,\n            initializationValue\n          );\n\n          int inIdxSeg = int(getSegmentIdAtIndex(inIdx));\n\n          vec4 segFilter = vec4(\n            int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,\n            0,\n            0,\n            0\n          );\n\n          ").concat(h,"\n        } else if (").concat(2===l,") {\n          vec4 values = vec4(\n            getValue(batch, inIdx),\n            getValue(batch, inIdx + 1),\n            initializationValue,\n            initializationValue\n          );\n\n          vec4 segFilter = vec4(\n            int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,\n            int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0,\n              0,\n              0\n          );\n\n          ").concat(h,"\n        } else if (").concat(3===l,") {\n          vec4 values = vec4(\n            getValue(batch, inIdx),\n            getValue(batch, inIdx + 1),\n            getValue(batch, inIdx + 2),\n            initializationValue\n          );\n\n          vec4 segFilter = vec4(\n            int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,\n            int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0,\n            int(getSegmentIdAtIndex(inIdx + 2)) == currentSeg ? 1 : 0,\n            0\n          );\n\n          ").concat(h,"\n        }\n        setOutput(").concat("sumValue",");\n      }\n    ")},Zu=function e(t,n,r){var a,o;if(Object(i.a)(this,e),this.variableNames=["c","a","b"],this.outputShape=n,r>4)throw Error("Where for rank ".concat(r," is not yet supported"));if(1===r)o="resRC",a="resRC";else{for(var s=["resRC.x","resRC.y","resRC.z","resRC.w"],u=[],c=[],l=0;l<n.length;l++)c.push("".concat(s[l])),l<t&&u.push("".concat(s[l]));a=u.join(),o=c.join()}var h=ds(r);this.userCode="\n      void main() {\n        ".concat(h," resRC = getOutputCoords();\n        float cVal = getC(").concat(a,");\n        if (cVal >= 1.0) {\n          setOutput(getA(").concat(o,"));\n        } else {\n          setOutput(getB(").concat(o,"));\n        }\n      }\n    ")},Ju=function(){function e(t){Object(i.a)(this,e),this.variableNames=["source"],this.outputShape=t,this.rank=t.length;var n,r=ds(this.rank),a="uniform int start[".concat(this.rank,"];"),o=function(e){if(1===e)return"sourceLoc";if(e<=6)return Qu.slice(0,e).map((function(e){return"sourceLoc."+e})).join(",");throw Error("Slicing for rank ".concat(e," is not yet supported"))}(this.rank),s=t.map((function(e,t){return"sourceLoc.".concat(Qu[t]," = start[").concat(t,"] + coords.").concat(Qu[t],";")}));n="\n        ".concat(r," sourceLoc;\n        ").concat(r," coords = getOutputCoords();\n        ").concat(s.join("\n"),"\n      "),this.userCode="\n      ".concat(a,"\n      void main() {\n        ").concat(n,"\n        setOutput(getSource(").concat(o,"));\n      }\n    ")}return Object(o.a)(e,[{key:"getCustomSetupFunc",value:function(e){var t=this;if(e.length!==this.rank)throw Error("The rank (".concat(this.rank,") of the program must match the ")+"length of start (".concat(e.length,")"));return function(n,r){null==t.startLoc&&(t.startLoc=n.getUniformLocationNoThrow(r,"start"),null==t.startLoc)||n.gl.uniform1iv(t.startLoc,e)}}}]),e}(),Qu=["x","y","z","w","u","v"];var $u=function(){function e(t){Object(i.a)(this,e),this.variableNames=["source"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t,this.rank=t.length;var n=ds(this.rank),r=Ko("coords",this.rank),a=Ko("sourceLoc",this.rank),o=1===this.rank?"sourceLoc":"vec2(".concat(a.slice(-2).join(),")"),s="getChannel(getSource(".concat(a.join(),"), ").concat(o,")"),u="\n      result.x = ".concat(s,";\n      if (++").concat(r[this.rank-1]," < ").concat(t[this.rank-1],") {\n        ++").concat(a[this.rank-1],";\n        result.y = ").concat(s,";\n        --").concat(a[this.rank-1],";\n      }\n    "),c=1===this.rank?"":"\n      --".concat(r[this.rank-1],";

2\n      if (++").concat(r[this.rank-2]," < ").concat(t[this.rank-2],") {\n        ++").concat(a[this.rank-2],";\n        result.z = ").concat(s,";\n        if (++").concat(r[this.rank-1]," < ").concat(t[this.rank-1],") {\n          ++").concat(a[this.rank-1],";\n          result.w = ").concat(s,";\n        }\n      }\n    "),l=this.rank<=4?"sourceLoc = coords +\n            ".concat(n,"(").concat(t.map((function(e,t){return"start[".concat(t,"]")})).join(),");"):t.map((function(e,t){return"".concat(a[t]," = ").concat(r[t]," + start[").concat(t,"];")})).join("\n");this.userCode="\n      uniform int start[".concat(this.rank,"];\n      void main() {\n        ").concat(n," coords = getOutputCoords();\n        ").concat(n," sourceLoc;\n        ").concat(l,"\n        vec4 result = vec4(0.);\n        ").concat(u,"\n        ").concat(c,"\n        setOutput(result);\n      }\n    ")}return Object(o.a)(e,[{key:"getCustomSetupFunc",value:function(e){var t=this;if(e.length!==this.rank)throw Error("The rank (".concat(this.rank,") of the program must match the ")+"length of start (".concat(e.length,")"));return function(n,r){null==t.startLoc&&(t.startLoc=n.getUniformLocationNoThrow(r,"start"),null==t.startLoc)||n.gl.uniform1iv(t.startLoc,e)}}}]),e}(),ec=function e(t,n,r){Object(i.a)(this,e),this.variableNames=["x"],this.outputShape=r;var a=r.length,o=ds(r.length),s=ds(r.length),u="";if(1===a)u="coords * strides + begin";else{var c=0;u=r.map((function(e,t){return c++,1===r.length?"coords * strides[".concat(t,"] + begin[").concat(t,"]"):"coords[".concat(c-1,"] * strides[").concat(t,"] + begin[").concat(t,"]")})).join(",")}this.userCode="\n      ".concat(o," begin = ").concat(o,"(").concat(t,");\n      ").concat(o," strides = ").concat(o,"(").concat(n,");\n\n      void main() {\n        ").concat(s," coords = getOutputCoords();\n        setOutput(getX(").concat(u,"));\n      }\n    ")},tc=function(){function e(t){Object(i.a)(this,e),this.gpgpu=t,this.numUsedTextures=0,this.numFreeTextures=0,this._numBytesAllocated=0,this._numBytesFree=0,this.freeTextures={},this.logEnabled=!1,this.usedTextures={}}return Object(o.a)(e,[{key:"acquireTexture",value:function(e,t,n){var r=rc(t,n),a=ac(e,r,n);a in this.freeTextures||(this.freeTextures[a]=[]),a in this.usedTextures||(this.usedTextures[a]=[]);var i,o=nc(e,r,this.gpgpu.gl,this.gpgpu.textureConfig,n);if(this.freeTextures[a].length>0){this.numFreeTextures--,this.numUsedTextures++,this._numBytesFree-=o,this.log();var s=this.freeTextures[a].shift();return this.usedTextures[a].push(s),s}return r===co.PACKED_2X2_FLOAT32?i=this.gpgpu.createPackedMatrixTexture(e[0],e[1]):r===co.PACKED_2X2_FLOAT16?i=this.gpgpu.createFloat16PackedMatrixTexture(e[0],e[1]):r===co.UNPACKED_FLOAT32?i=this.gpgpu.createFloat32MatrixTexture(e[0],e[1]):r===co.UNPACKED_FLOAT16?i=this.gpgpu.createFloat16MatrixTexture(e[0],e[1]):r===co.PACKED_4X1_UNSIGNED_BYTE&&(i=this.gpgpu.createUnsignedBytesMatrixTexture(e[0],e[1])),this.usedTextures[a].push(i),this.numUsedTextures++,this._numBytesAllocated+=o,this.log(),i}},{key:"releaseTexture",value:function(e,t,n,r){if(null!=this.freeTextures){var i=rc(n,r),o=ac(t,i,r);o in this.freeTextures||(this.freeTextures[o]=[]);var s=nc(t,i,this.gpgpu.gl,this.gpgpu.textureConfig,r),u=Object(a.env)().get("WEBGL_DELETE_TEXTURE_THRESHOLD");-1!==u&&this._numBytesAllocated>u?(this.gpgpu.deleteMatrixTexture(e),this._numBytesAllocated-=s):(this.freeTextures[o].push(e),this.numFreeTextures++,this._numBytesFree+=s),this.numUsedTextures--;var c=this.usedTextures[o],l=c.indexOf(e);if(l<0)throw new Error("Cannot release a texture that was never provided by this texture manager");c.splice(l,1),this.log()}}},{key:"log",value:function(){if(this.logEnabled){var e=this.numFreeTextures+this.numUsedTextures;console.log("Free/Used","".concat(this.numFreeTextures," / ").concat(this.numUsedTextures),"(".concat(e,")"));var t=this._numBytesFree/this._numBytesAllocated;console.log("Bytes allocated: ".concat(this._numBytesAllocated)),console.log("Bytes unused: ".concat(this._numBytesFree," (").concat(Math.round(100*t),"%)"))}}},{key:"getNumUsedTextures",value:function(){return this.numUsedTextures}},{key:"getNumFreeTextures",value:function(){return this.numFreeTextures}},{key:"dispose",value:function(){var e=this;if(null!=this.freeTextures){for(var t in this.freeTextures)this.freeTextures[t].forEach((function(t){e.gpgpu.deleteMatrixTexture(t)}));

2for(var n in this.usedTextures)this.usedTextures[n].forEach((function(t){e.gpgpu.deleteMatrixTexture(t)}));this.freeTextures=null,this.usedTextures=null,this.numUsedTextures=0,this.numFreeTextures=0,this._numBytesAllocated=0,this._numBytesFree=0}}},{key:"numBytesAllocated",get:function(){return this._numBytesAllocated}},{key:"numBytesFree",get:function(){return this._numBytesFree}}]),e}();function nc(e,t,n,r,a){var i,o=function(e,t){switch(e){case co.PACKED_2X2_FLOAT32:return gu(t);case co.PACKED_2X2_FLOAT16:return bu(t);case co.UNPACKED_FLOAT32:return pu(t);case co.UNPACKED_FLOAT16:return mu(t);case co.PACKED_4X1_UNSIGNED_BYTE:return vu(t);default:throw new Error("Unknown physical texture type ".concat(e))}}(t,r);if(a){var s=vo(e[0],e[1]),u=Object(h.a)(s,2);i=u[0]*u[1]}else{var c=po(e[0],e[1]),l=Object(h.a)(c,2);i=l[0]*l[1]}return i*function(e,t){var n=e;if(t===n.R32F)return 4;if(t===n.R16F)return 2;if(t===n.RGBA32F)return 16;if(t===e.RGBA)return 16;if(t===n.RGBA16F)return 8;throw new Error("Unknown internal format ".concat(t))}(n,o)}function rc(e,t){if(e===uo.UPLOAD)return co.PACKED_2X2_FLOAT32;if(e===uo.RENDER||null==e)return function(e){return Object(a.env)().getBool("WEBGL_RENDER_FLOAT32_ENABLED")?e?co.PACKED_2X2_FLOAT32:co.UNPACKED_FLOAT32:e?co.PACKED_2X2_FLOAT16:co.UNPACKED_FLOAT16}(t);if(e===uo.DOWNLOAD||e===uo.PIXELS)return co.PACKED_4X1_UNSIGNED_BYTE;throw new Error("Unknown logical texture type ".concat(e))}function ac(e,t,n){return"".concat(e[0],"_").concat(e[1],"_").concat(t,"_").concat(n)}var ic=function e(t,n){Object(i.a)(this,e),this.variableNames=["A"];for(var r=new Array(t.length),a=0;a<r.length;a++)r[a]=t[a]*n[a];this.outputShape=r,this.rank=r.length;var o=ds(this.rank),s=function(e){var t=e.length;if(t>5)throw Error("Tile for rank ".concat(t," is not yet supported"));if(1===t)return"imod(resRC, ".concat(e[0],")");for(var n=["resRC.x","resRC.y","resRC.z","resRC.w","resRC.u"],r=[],a=0;a<e.length;a++)r.push("imod(".concat(n[a],", ").concat(e[a],")"));return r.join()}(t);this.userCode="\n      void main() {\n        ".concat(o," resRC = getOutputCoords();\n        setOutput(getA(").concat(s,"));\n      }\n    ")};var oc=function e(t,n){Object(i.a)(this,e),this.variableNames=["A"],this.outputShape=t,this.userCode="\n      float unaryOperation(float x) {\n        ".concat(n,"\n      }\n\n      void main() {\n        float x = getAAtOutCoords();\n        float y = unaryOperation(x);\n\n        setOutput(y);\n      }\n    ")},sc="return abs(x);",uc="if (isnan(x)) return x;\n  return (x < 0.0) ? 0.0 : x;\n",cc="if (isnan(x)) return x;\n  return (x < 0.0) ? 0.0 : min(6.0, x);\n",lc="return (x >= 0.0) ? x : (exp(x) - 1.0);",hc="\n  // Stable and Attracting Fixed Point (0, 1) for Normalized Weights.\

2n  // see: https://arxiv.org/abs/1706.02515\n  float scaleAlpha = ".concat(a.backend_util.SELU_SCALEALPHA,";\n  float scale = ").concat(a.backend_util.SELU_SCALE,";\n  return (x >= 0.0) ? scale * x : scaleAlpha * (exp(x) - 1.0);\n");var dc="return -x;",fc="return ceil(x);",pc="return floor(x);",mc="return exp(x);",vc="return exp(x) - 1.0;",gc='\n  // Error function is calculated approximately with elementary function.\n  // See "Handbook of Mathematical Functions with Formulas,\n  // Graphs, and Mathematical Tables", Abramowitz and Stegun.\n  float p = '.concat(a.backend_util.ERF_P,";\n  float a1 = ").concat(a.backend_util.ERF_A1,";\n  float a2 = ").concat(a.backend_util.ERF_A2,";\n  float a3 = ").concat(a.backend_util.ERF_A3,";\n  float a4 = ").concat(a.backend_util.ERF_A4,";\n  float a5 = ").concat(a.backend_util.ERF_A5,";\n\n  float sign = sign(x);\n  x = abs(x);\n  float t = 1.0 / (1.0 + p * x);\n  return sign * (1.0 - (((((a5*t + a4)*t) + a3)*t + a2)*t + a1)*t*exp(-x*x));\n"),bc="return x;",yc="\n  vec4 result = x * vec4(greaterThanEqual(x, vec4(0.0)));\n  bvec4 isNaN = isnan(x);\n\n  result.r = isNaN.r ? x.r : result.r;\n  result.g = isNaN.g ? x.g : result.g;\n  result.b = isNaN.b ? x.b : result.b;\n  result.a = isNaN.a ? x.a : result.a;\n\n  return result;\n",xc="\n  vec4 result = min(x, vec4(6.)) * vec4(greaterThanEqual(x, vec4(0.0)));\n  bvec4 isNaN = isnan(x);\n\n  result.r = isNaN.r ? x.r : result.r;\n  result.g = isNaN.g ? x.g : result.g;\n  result.b = isNaN.b ? x.b : result.b;\n  result.a = isNaN.a ? x.a : result.a;\n\n  return result;\n",wc="\n  vec4 result;\n\n  result.r = (x.r >= 0.0) ? x.r : (exp(x.r) - 1.0);\n  result.g = (x.g >= 0.0) ? x.g : (exp(x.g) - 1.0);\n  result.b = (x.b >= 0.0) ? x.b : (exp(x.b) - 1.0);\n  result.a = (x.a >= 0.0) ? x.a : (exp(x.a) - 1.0);\n\n  return result;\n",Oc=function e(t,n){Object(i.a)(this,e),this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t,this.userCode="\n      vec4 unaryOperation(vec4 x) {\n        ".concat(n,"\n      }\n\n      void main() {\n        vec4 x = getAAtOutCoords();\n        vec4 y = unaryOperation(x);\n\n        setOutput(y);\n      }\n    ")},kc=function e(t){Object(i.a)(this,e),this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!1,this.outputShape=t;var n=t.length,r=Ko("rc",n),a=ds(n),o=function(e,t){if(1===e)return"rc";for(var n="",r=0;r<e;r++)n+=t[r],r<e-1&&(n+=",");return n}(n,r),s=r.slice(-2),u=n<=1?"rc":"vec2(".concat(s.join(","),")");this.userCode="\n      void main() {\n        ".concat(a," rc = getOutputCoords();\n        vec4 packedInput = getA(").concat(o,");\n\n        setOutput(getChannel(packedInput, ").concat(u,"));\n      }\n    ")},Sc=a.backend_util.segment_util,_c=a.kernel_impls.split,jc=a.kernel_impls.tile,Ec=a.kernel_impls.topkImpl,Tc=a.kernel_impls.whereImpl,Cc={};function Mc(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if("linear"===e)return"return x;";if("relu"===e)return t?yc:uc;if("elu"===e)return t?wc:lc;if("relu6"===e)return t?xc:cc;if("prelu"===e)return t?Ts:js;throw new Error("Activation ".concat(e," has not been implemented for the WebGL backend."))}var Ac=function(e){Object(s.a)(n,e);var t=Object(u.a)(n);function n(e){var r,o;if(Object(i.a)(this,n),(r=t.call(this)).pendingRead=new WeakMap,r.pendingDisposal=new WeakSet,r.dataRefCount=new WeakMap,r.numBytesInGPU=0,r.uploadWaitMs=0,r.downloadWaitMs=0,r.warnedAboutMemory=!1,r.warnedAboutCPUBackend=!1,r.pendingDeletes=0,r.disposed=!1,!Object(a.env)().getBool("HAS_WEBGL"))throw new Error("WebGL is not supported on this device");if(null==e){var s=fo(Object(a.env)().getNumber("WEBGL_VERSION"));r.binaryCache=((o=Object(a.env)().getNumber("WEBGL_VERSION"))in Cc||(Cc[o]={}),Cc[o]),r.gpgpu=new xu(s),r.canvas=s.canvas,r.gpgpuCreatedLocally=!0}else r.gpgpu=e,r.binaryCache={},r.gpgpuCreatedLocally=!1,r.canvas=e.gl.canvas;return r.textureManager=new tc(r.gpgpu),r.numMBBeforeWarning=null==Object(a.env)().global.screen?1024:Object(a.env)().global.screen.height*Object(a.env)().global.screen.width*window.devicePixelRatio*600/1024/1024,r.texData=new a.DataStorage(Object(f.a)(r),Object(a.engine)()),r}return Object(o.a)(n,[{key:"numDataIds",value:function(){return this.texData.numDataIds()+(this.cpuBackend?this.cpuBackend.numDataIds():0)-this.pendingDeletes}},{key:"write",value:function(e,t,n){if((Object(a.env)().getBool("WEBGL_CHECK_NUMERICAL_PROBLEMS")||Object(a.env)().getBool("DEBUG"))&&this.checkNumericalProblems(e),"complex64"===n&&null!=e)throw new Error("Cannot write to a complex64 dtype. Please use tf.complex(real, imag).");var r={};return this.texData.set(r,{shape:t,dtype:n,values:e,usage:uo.UPLOAD}),r}},{key:"move",value:function(e,t,n,r){if(Object(a.env)().getBool("DEBUG")&&this.checkNumericalProblems(t),"complex64"===r)throw new Error("Cannot write to a complex64 dtype. Please use tf.complex(real, imag).");this.texData.set(e,{shape:n,dtype:r,values:t,usage:uo.UPLOAD})}},{key:"readSync",value:function(e){var t=this.texData.get(e),n=t.values,r=t.dtype,i=t.complexTensors,o=t.slice,s=t.shape,u=t.isPacked;if(null!=o){var c;c=u?new Oc(s,bc):new oc(s,bc);var l=this.runWebGLProgram(c,[{dataId:e,shape:s,dtype:r}],r),h=this.readSync(l.dataId);return this.disposeData(l.dataId),h}if(null!=n)return this.convertAndCacheOnCPU(e);if("string"===r)return n;var d,f,p=null!=this.activeTimers;if(p&&(d=a.util.now()),"complex64"===r){var m=i.real.dataSync(),v=i.imag.dataSync();f=a.backend_util.mergeRealAndImagArrays(m,v)}else f=this.getValuesFromTexture(e);return p&&(this.downloadWaitMs+=a.util.now()-d),this.convertAndCacheOnCPU(e,f)}},{key:"read",value:function(){var e=Object(jt.a)(_t.a.mark((function e(t){var n,r,i,o,s,u,c,h,d,f,p,m,v,g,b,y,x,w,O,k,S,_;return _t.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!this.pendingRead.has(t)){e.next=3;break}return n=this.pendingRead.get(t),e.abrupt("return",new Promise((function(e){return n.push(e)})));case 3:if(r=this.texData.get(t),i=r.values,o=r.shape,s=r.slice,u=r.dtype,c=r.complexTensors,h=r.isPacked,null==s){e.next=11;break}return d=h?new Oc(o,bc):new oc(o,bc),f=this.runWebGLProgram(d,[{dataId:t,shape:o,dtype:u}],u),p=this.read(f.dataId),this.disposeData(f.dataId),e.abrupt("return",p);case 11:if(null==i){e.next=13;break}return e.abrupt("return",this.convertAndCacheOnCPU(t));case 13:if(Object(a.env)().getBool("WEBGL_DOWNLOAD_FLOAT_ENABLED")||2!==Object(a.env)().getNumber("WEBGL_VERSION")){e.next=15;break}throw new Error("tensor.data() with WEBGL_DOWNLOAD_FLOAT_ENABLED=false and WEBGL_VERSION=2 not yet supported.");case 15:if(m=null,"complex64"!==u&&Object(a.env)().get("WEBGL_BUFFER_SUPPORTED")&&(v=this.decode(t),b=this.texData.get(v.dataId),m=(g=this.gpgpu).createBufferFromTexture.apply(g,[b.texture].concat(Object(l.a)(mo(o))))),this.pendingRead.set(t,[]),"complex64"===u){e.next=21;break}return e.next=21,this.gpgpu.createAndWaitForFence();case 21:if("complex64"!==u){e.next=30;break}return e.next=24,Promise.all([c.real.data(),c.imag.data()]);case 24:x=e.sent,w=x[0],O=x[1],y=a.backend_util.mergeRealAndImagArrays(w,O),e.next=31;break;case 30:null==m?y=this.getValuesFromTexture(t):(k=a.util.sizeFromShape(o),y=this.gpgpu.downloadFloat32MatrixFromBuffer(m,k));case 31:return null!=v&&this.disposeData(v.dataId),S=this.convertAndCacheOnCPU(t,y),_=this.pendingRead.get(t),this.pendingRead.delete(t),_.forEach((function(e){return e(S)})),this.pendingDisposal.has(t)&&(this.pendingDisposal.delete(t),this.disposeData(t),this.pendingDeletes--),e.abrupt("return",S);case 38:case"end":return e.stop()}}),e,this)})));return function(t){return e.apply(this,arguments)}}()},{key:"checkNumericalProblems",value:function(e){if(null!=e)for(var t=0;t<e.length;t++){var n=e[t];if(!yo(n)){if(Object(a.env)().getBool("WEBGL_RENDER_FLOAT32_CAPABLE"))throw Error("The value ".concat(n," cannot be represented with your ")+"current settings. Consider enabling float32 rendering: 'tf.env().set('WEBGL_RENDER_FLOAT32_ENABLED', true);'");throw Error("The value ".concat(n," cannot be represented on this device."))}}}},{key:"getValuesFromTexture",value:function(e){var t=this.texData.get(e),n=t.shape,r=t.dtype,i=t.isPacked,o=a.util.sizeFromShape(n);if(Object(a.env)().getBool("WEBGL_DOWNLOAD_FLOAT_ENABLED")){var s,u=this.decode(e),c=this.texData.get(u.dataId),h=(s=this.gpgpu).downloadMatrixFromPackedTexture.apply(s,[c.texture].concat(Object(l.a)(mo(n)))).subarray(0,o);return this.disposeData(u.dataId),h}var d=Object(a.env)().getBool("WEBGL_PACK")&&!0===i,f=d?Po(n):n,p=d?new tu(f):new eu(f),m=this.runWebGLProgram(p,[{shape:f,dtype:r,dataId:e}],"float32"),v=this.texData.get(m.dataId),g=this.gpgpu.downloadByteEncodedFloatMatrixFromOutputTexture(v.texture,v.texShape[0],v.texShape[1]).subarray(0,o);return this.disposeData(m.dataId),g}},{key:"time",value:function(){var e=Object(jt.a)(_t.a.mark((function e(t){var n,r,i,o,s,u,c;return _t.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(n=this.activeTimers,r=[],i=!1,null==this.programTimersStack?(this.programTimersStack=r,i=!0):this.activeTimers.push(r),this.activeTimers=r,t(),o=a.util.flatten(this.activeTimers.map((function(e){return e.query}))).filter((function(e){return null!=e})),s=a.util.flatten(this.activeTimers.map((function(e){return e.name}))).filter((function(e){return null!=e})),this.activeTimers=n,i&&(this.programTimersStack=null),u={uploadWaitMs:this.uploadWaitMs,downloadWaitMs:this.downloadWaitMs,kernelMs:null,wallMs:null},!(Object(a.env)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0)){e.next=19;break}return e.next=14,Promise.all(o);case 14:c=e.sent,u.kernelMs=a.util.sum(c),u.getExtraProfileInfo=function(){return c.map((function(e,t){return{name:s[t],ms:e}})).map((function(e){return"".concat(e.name,": ").concat(e.ms)})).join(", ")},e.next=20;break;case 19:u.kernelMs={error:"WebGL query timers are not supported in this environment."};case 20:return this.uploadWaitMs=0,this.downloadWaitMs=0,e.abrupt("return",u);case 23:case"end":return e.stop()}}),e,this)})));return function(t){return e.apply(this,arguments)}}()},{key:"memory",value:function(){return{unreliable:!1,numBytesInGPU:this.numBytesInGPU,numBytesInGPUAllocated:this.textureManager.numBytesAllocated,numBytesInGPUFree:this.textureManager.numBytesFree}}},{key:"startTimer",value:function(){return Object(a.env)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0?this.gpgpu.beginQuery():{startMs:a.util.now(),endMs:null}}},{key:"endTimer",value:function(e){return Object(a.env)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0?(this.gpgpu.endQuery(),e):(e.endMs=a.util.now(),e)}},{key:"getQueryTime",value:function(){var e=Object(jt.a)(_t.a.mark((function e(t){var n;return _t.a.wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!(Object(a.env)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0)){e.next=2;break}return e.abrupt("return",this.gpgpu.waitForQueryAndGetTime(t));case 2:return n=t,e.abrupt("return",n.endMs-n.startMs);case 4:case"end":return e.stop()}}),e,this)})));return function(t){return e.apply(this,arguments)}}()},{key:"disposeData",value:function(e){if(!this.pendingDisposal.has(e)){

2if(this.pendingRead.has(e))return this.pendingDisposal.add(e),void this.pendingDeletes++;if(this.texData.has(e)){this.releaseGPUData(e);var t=this.texData.get(e).complexTensors;null!=t&&(t.real.dispose(),t.imag.dispose()),this.texData.delete(e)}}}},{key:"releaseGPUData",value:function(e){var t=this.texData.get(e),n=t.texture,r=t.dtype,a=t.texShape,i=t.usage,o=t.isPacked,s=t.slice,u=s&&s.origDataId||e,c=this.dataRefCount.get(u);c>1?this.dataRefCount.set(u,c-1):(this.dataRefCount.delete(u),null!=n&&(this.numBytesInGPU-=this.computeBytes(a,r),this.textureManager.releaseTexture(n,a,i,o)));var l=this.texData.get(e);l.texture=null,l.texShape=null,l.isPacked=!1,l.slice=null}},{key:"getTexture",value:function(e){return this.uploadToGPU(e),this.texData.get(e).texture}},{key:"getDataInfo",value:function(e){return this.texData.get(e)}},{key:"getCPUBackend",value:function(){return Object(a.env)().getBool("WEBGL_CPU_FORWARD")?(null==this.cpuBackend&&(this.cpuBackend=Object(a.engine)().findBackend("cpu")),this.cpuBackend):null}},{key:"shouldExecuteOnCPU",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:128,r=this.getCPUBackend();return this.warnedAboutCPUBackend||null!=r||Object(a.env)().getBool("IS_TEST")||(console.warn("Your application contains ops that are small enough to be executed on the CPU backend, however the CPU backend cannot be found. Consider importing the CPU backend (@tensorflow/tfjs-backend-cpu) for better performance."),this.warnedAboutCPUBackend=!0),null!=r&&e.every((function(e){return null==t.texData.get(e.dataId).texture&&a.util.sizeFromShape(e.shape)<n}))}},{key:"getGPGPUContext",value:function(){return this.gpgpu}},{key:"complex",value:function(e,t){var n=this.makeOutput(e.shape,"complex64");return this.texData.get(n.dataId).complexTensors={real:Object(a.engine)().keep(e.clone()),imag:Object(a.engine)().keep(t.clone())},n}},{key:"real",value:function(e){return this.texData.get(e.dataId).complexTensors.real.clone()}},{key:"imag",value:function(e){return this.texData.get(e.dataId).complexTensors.imag.clone()}},{key:"slice",value:function(e,t,n){if(this.shouldExecuteOnCPU([e]))return this.cpuBackend.slice(e,t,n);if(0===a.util.sizeFromShape(n))return Object(a.tensor)([],n,e.dtype);var r=this.texData.get(e.dataId).isPacked,i=a.slice_util.isSliceContinous(e.shape,t,n);if(r||!i){var o=Object(a.env)().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new $u(n):new Ju(n),s=o.getCustomSetupFunc(t);return this.compileAndRun(o,[e],null,s)}return this.uploadToGPU(e.dataId),this.shallowSlice(e,t,n)}},{key:"shallowSlice",value:function(e,t,n){var r=this.texData.get(e.dataId),i=this.makeOutput(n,e.dtype),o=this.texData.get(i.dataId);Object.assign(o,r),o.shape=n,o.dtype=e.dtype;var s=a.slice_util.computeFlatOffset(t,e.strides);r.slice&&(s+=r.slice.flatOffset),o.slice={flatOffset:s,origDataId:r.slice&&r.slice.origDataId||e.dataId};var u=this.dataRefCount.get(o.slice.origDataId)||1;return this.dataRefCount.set(o.slice.origDataId,u+1),i}},{key:"stridedSlice",value:function(e,t,n,r){if(this.shouldExecuteOnCPU([e]))return this.cpuBackend.stridedSlice(e,t,n,r);var i=a.slice_util.computeOutShape(t,n,r);if(i.some((function(e){return 0===e})))return Object(a.tensor)([],i);var o=new ec(t,r,i);return this.compileAndRun(o,[e])}},{key:"reverse",value:function(e,t){var n=Object(a.env)().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new Xu(e.shape,t):new qu(e.shape,t);return this.compileAndRun(n,[e])}},{key:"concat",value:function(e,t){if("complex64"===e[0].dtype){var n=e.map((function(e){return Object(a.real)(e)})),r=e.map((function(e){return Object(a.imag)(e)}));return Object(a.complex)(this.concat(n,t),this.concat(r,t))}if(this.shouldExecuteOnCPU(e))return this.cpuBackend.concat(e,t);if(1===e.length)return e[0];if(e.length>Object(a.env)().getNumber("WEBGL_MAX_TEXTURES_IN_SHADER")){var i=Math.floor(e.length/2),o=this.concat(e.slice(0,i),t),s=this.concat(e.slice(i),t);return this.concat([o,s],t)}if(Object(a.env)().getBool("WEBGL_PACK_ARRAY_OPERATIONS")&&e[0].rank>1){var u=new Is(e.map((function(e){return e.shape})),t);return this.compileAndRun(u,e)}var c=a.backend_util.computeOutShape(e.map((function(e){return e.shape})),t),l=e.map((function(e){return e.as2D(-1,a.util.sizeFromShape(e.shape.slice(t)))})),h=new Rs(l.map((function(e){return e.shape})));return this.compileAndRun(h,l).reshape(c)}},{key:"neg",value:function(e){if(this.shouldExecuteOnCPU([e]))return this.cpuBackend.neg(e);if(Object(a.env)().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,dc,e.dtype);var t=new oc(e.shape,dc);return this.compileAndRun(t,[e])}},{key:"batchMatMul",value:function(e,t,n,r){var i=n?e.shape[2]:e.shape[1],o=r?t.shape[1]:t.shape[2],s=n?e.shape[1]:e.shape[2],u=Object(h.a)(e.shape,2)[0];if((1===i||1===o)&&s>

21e3){n&&(e=Object(a.transpose)(e,[0,2,1])),r&&(t=Object(a.transpose)(t,[0,2,1]));var c=1===o?e:e.as3D(u,s,1),l=1===o?2:1,d=1===o?t.as3D(u,1,s):t;return this.multiply(c,d).sum(l,!0)}var f=Object(a.upcastType)(e.dtype,t.dtype),p=new Au(e.shape,[u,i,o],n,r);return this.compileAndRun(p,[e,t],f)}},{key:"fusedBatchMatMul",value:function(e){var t=e.a,n=e.b,r=e.transposeA,i=e.transposeB,o=e.bias,s=e.activation,u=e.preluActivationWeights,c=r?t.shape[2]:t.shape[1],l=i?n.shape[1]:n.shape[2],d=Object(h.a)(t.shape,2)[0],f=Object(a.upcastType)(t.dtype,n.dtype),p=null!=o,m=null!=u,v=s?Mc(s,!0):null,g=new Au(t.shape,[d,c,l],r,i,p,v,m),b=[t,n];return o&&b.push(o),u&&b.push(u),this.compileAndRun(g,b,f)}},{key:"multiply",value:function(e,t){if("complex64"===e.dtype){var n=this.texData.get(e.dataId),r=this.texData.get(t.dataId),i=new Os(xs,e.shape,t.shape),o=new Os(ws,e.shape,t.shape),s=[this.makeComplexComponentTensorInfo(e,n.complexTensors.real),this.makeComplexComponentTensorInfo(e,n.complexTensors.imag),this.makeComplexComponentTensorInfo(t,r.complexTensors.real),this.makeComplexComponentTensorInfo(t,r.complexTensors.imag)],u=this.compileAndRun(i,s),c=this.compileAndRun(o,s),l=this.complex(u,c);return u.dispose(),c.dispose(),l}if(this.shouldExecuteOnCPU([e,t]))return this.cpuBackend.multiply(e,t);if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,_s,e.dtype);var h=new Es(_s,e.shape,t.shape);return this.compileAndRun(h,[e,t],e.dtype)}},{key:"batchNorm",value:function(e,t,n,r,i,o){var s=[e,t,n],u=null;null!=r&&(u=r.shape,s.push(r));var c=null;if(null!=i&&(c=i.shape,s.push(i)),Object(a.env)().getBool("WEBGL_PACK_NORMALIZATION")){var l=new ys(e.shape,t.shape,n.shape,u,c,o);return this.compileAndRun(l,s)}var h=new bs(e.shape,t.shape,n.shape,u,c,o);return this.compileAndRun(h,s)}},{key:"localResponseNormalization4D",value:function(e,t,n,r,i){var o=Object(a.env)().getBool("WEBGL_PACK_NORMALIZATION")?new Tu(e.shape,t,n,r,i):new ju(e.shape,t,n,r,i);return this.compileAndRun(o,[e])}},{key:"LRNGrad",value:function(e,t,n,r,a,i,o){var s=new Eu(t.shape,r,a,i,o);return this.compileAndRun(s,[t,n,e])}},{key:"tile",value:function(e,t){if("string"===e.dtype){var n=this.readSync(e.dataId).map((function(e){return a.util.decodeString(e)})),r=Object(a.buffer)(e.shape,e.dtype,n);return jc(r,t)}var i=new ic(e.shape,t);return this.compileAndRun(i,[e])}},{key:"pad",value:function(e,t,n){var r=Object(a.env)().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new Du(e.shape,t,n):new Lu(e.shape,t,n);return this.compileAndRun(r,[e])}},{key:"gather",value:function(e,t,n){if(this.shouldExecuteOnCPU([e,t]))return this.cpuBackend.gather(e,t,n);var r=new uu(e.shape,t.size,n);return this.compileAndRun(r,[e,t])}},{key:"batchToSpaceND",value:function(e,t,n){a.util.assert(e.rank<=4,(function(){return"batchToSpaceND for rank > 4 with a WebGL backend not implemented yet"}));var r=t.reduce((function(e,t){return e*t})),i=a.backend_util.getReshaped(e.shape,t,r),o=a.backend_util.getPermuted(i.length,t.length),s=a.backend_util.getReshapedPermuted(e.shape,t,r),u=a.backend_util.getSliceBeginCoords(n,t.length),c=a.backend_util.getSliceSize(s,n,t.length);return Object(a.transpose)(e.reshape(i),o).reshape(s).slice(u,c)}},{key:"spaceToBatchND",value:function(e,t,n){a.util.assert(e.rank<=4,(function(){return"spaceToBatchND for rank > 4 with a WebGL backend not implemented yet"}));var r=t.reduce((function(e,t){return e*t})),i=[[0,0]];i.push.apply(i,Object(l.a)(n));for(var o=1+t.length;o<e.shape.length;++o)i.push([0,0]);var s=e.pad(i),u=a.backend_util.getReshaped(s.shape,t,r,!1),c=a.backend_util.getPermuted(u.length,t.length,!1),h=a.backend_util.getReshapedPermuted(s.shape,t,r,!1),d=Object(a.transpose)(s.reshape(u),c);return Object(a.reshape)(d,h)}},{key:"reduce",value:function(e,t,n){var r=e.shape[0],i=e.shape[1],o=a.backend_util.computeOptimalWindowSize(i),s=Math.ceil(i/o),u=new Fu({windowSize:o,inSize:i,batchSize:r,outSize:s},t),c=this.compileAndRun(u,[e],n);return 1===c.shape[1]?c:this.reduce(c,t,n)}},{key:"argReduce",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=e.shape[0],i=e.shape[1];null!=n&&(r=n.shape[0],i=n.shape[1]);var o=a.backend_util.computeOptimalWindowSize(i),s={windowSize:o,inSize:i,batchSize:r,outSize:Math.ceil(i/o)},u=new Xo(s,t,null==n),c=[e];null!=n&&c.push(n);var l=this.compileAndRun(u,c,"int32");return 1===l.shape[1]?l:this.argReduce(e,t,l)}},{key:"argReducePacked",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=null!=n?n.shape:e.shape,i=r[r.length-1],o=a.backend_util.computeOptimalWindowSize(i),s=new ms(r,o,t,null==n),u=null==n?[e]:[e,n],c=this.compileAndRun(s,u,"int32");return c.rank===e.rank?this.argReducePacked(e,t,c):c}},{key:"sum",value:function(e,t){a.backend_util.assertAxesAreInnerMostDims("sum",t,e.rank);var n=a.backend_util.computeOutAndReduceShapes(e.shape,t),r=Object(h.a)(n,2),i=r[0],o=r[1],s=a.util.sizeFromShape(o),u=e.as2D(-1,s),c=a.sumOutType(e.dtype);return this.reduce(u,"sum",c).reshape(i)}},{key:"prod",value:function(e,t){if(this.shouldExecuteOnCPU([e]))return this.cpuBackend.prod(e,t);var n=a.backend_util.computeOutAndReduceShapes(e.shape,t),r=Object(h.a)(n,2),i=r[0],o=r[1],s=a.util.sizeFromShape(o),u=e.as2D(-1,s),c=a.sumOutType(e.dtype);return this.reduce(u,"prod",c).reshape(i)}},{key:"unsortedSegmentSum",value:function(e,t,n){var r=0,i=a.backend_util.getAxesPermutation([r],e.rank),o=e;null!=i&&(o=Object(a.transpose)(e,i),r=a.backend_util.getInnerMostAxes(1,e.rank)[0]);var s=Sc.computeOutShape(o.shape,r,n),u=a.util.sizeFromShape([o.shape[r]]),c=o.as2D(-1,u),l=a.sumOutType(e.dtype),h=this.segOpCompute(c,"unsortedSegmentSum",t,l,n).reshape(s);return null!=i&&(h=Object(a.transpose)(h,a.backend_util.getUndoAxesPermutation(i))

2),h}},{key:"segOpCompute",value:function(e,t,n,r,i){var o=e.shape[0],s=e.shape[1],u=Sc.segOpComputeOptimalWindowSize(s,i),c=new Ku({windowSize:u,inSize:s,batchSize:o,numSegments:i},t),l=this.compileAndRun(c,[e,n],r);return l.shape[1]===i?l:(n=Object(a.range)(0,i).tile([s/u]),this.segOpCompute(l,t,n,r,i))}},{key:"argMinMaxReduce",value:function(e,t,n){var r=[t];if(a.backend_util.assertAxesAreInnerMostDims("arg"+n.charAt(0).toUpperCase()+n.slice(1),r,e.rank),!Object(a.env)().getBool("WEBGL_PACK_REDUCE")||e.rank<=2){var i=a.backend_util.computeOutAndReduceShapes(e.shape,r),o=Object(h.a)(i,2),s=o[0],u=o[1],c=a.util.sizeFromShape(u),l=e.as2D(-1,c);return this.argReduce(l,n).reshape(s)}return this.argReducePacked(e,n)}},{key:"argMin",value:function(e,t){return this.argMinMaxReduce(e,t,"min")}},{key:"argMax",value:function(e,t){return this.argMinMaxReduce(e,t,"max")}},{key:"cumsum",value:function(e,t,n,r){if(t!==e.rank-1)throw new Error("WebGL cumsum shader expects an inner-most axis=".concat(e.rank-1," ")+"but got axis=".concat(t));for(var a=e.shape[t],i=e,o=0;o<=Math.ceil(Math.log2(a))-1;o++){var s=new Xs(e.shape,!1,r),u=s.getCustomSetupFunc(o),c=i;i=this.compileAndRun(s,[i],i.dtype,u),c.dispose()}if(n){var l=new Xs(e.shape,n,r),h=i;i=this.compileAndRun(l,[i]),h.dispose()}return i}},{key:"equal",value:function(e,t){if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,"\n  return vec4(equal(a, b));\n","bool");var n=new Es("return float(a == b);",e.shape,t.shape);return this.compileAndRun(n,[e,t],"bool")}},{key:"notEqual",value:function(e,t){if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,"\n  return vec4(notEqual(a, b));\n","bool");var n=new Es("return float(a != b);",e.shape,t.shape);return this.compileAndRun(n,[e,t],"bool")}},{key:"less",value:function(e,t){if(this.shouldExecuteOnCPU([e,t]))return this.cpuBackend.less(e,t);if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,"\n  return vec4(lessThan(a, b));\n","bool");var n=new Es("return float(a < b);",e.shape,t.shape);return this.compileAndRun(n,[e,t],"bool")}},{key:"lessEqual",value:function(e,t){if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,"\n  return vec4(lessThanEqual(a, b));\n","bool");var n=new Es("return float(a <= b);",e.shape,t.shape);return this.compileAndRun(n,[e,t],"bool")}},{key:"greater",value:function(e,t){if(this.shouldExecuteOnCPU([e,t]))return this.cpuBackend.greater(e,t);if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,"\n  return vec4(greaterThan(a, b));\n","bool");var n=new Es("return float(a > b);",e.shape,t.shape);return this.compileAndRun(n,[e,t],"bool")}},{key:"greaterEqual",value:function(e,t){if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,"\n  return vec4(greaterThanEqual(a, b));\n","bool");var n=new Es("return float(a >= b);",e.shape,t.shape);return this.compileAndRun(n,[e,t],"bool")}},{key:"logicalNot",value:function(e){var t=new oc(e.shape,"return float(!(x >= 1.0));");return this.compileAndRun(t,[e])}},{key:"logicalAnd",value:function(e,t){if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,"\n  return vec4(\n    vec4(greaterThanEqual(a, vec4(1.0))) *\n    vec4(greaterThanEqual(b, vec4(1.0))));\n","bool");var n=new Es("return float(a >= 1.0 && b >= 1.0);",e.shape,t.shape);return this.compileAndRun(n,[e,t],"bool")}},{key:"logicalOr",value:function(e,t){if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,"\n  return min(\n    vec4(greaterThanEqual(a, vec4(1.0))) +\n    vec4(greaterThanEqual(b, vec4(1.0))),\n    vec4(1.0));\n","bool");var n=new Es("return float(a >= 1.0 || b >= 1.0);",e.shape,t.shape);return this.compileAndRun(n,[e,t],"bool")}},{key:"select",value:function(e,t,n){var r=new Zu(e.rank,t.shape,t.rank);return this.compileAndRun(r,[e,t,n],Object(a.upcastType)(t.dtype,n.dtype))}},{key:"where",value:function(e){a.backend_util.warn("tf.where() in webgl locks the UI thread. Call tf.whereAsync() instead");var t=e.dataSync();return Tc(e.shape,t)}},{key:"topk",value:function(e,t,n){var r=e.dataSync();return Ec(r,e.shape,e.dtype,t,n)}},{key:"min",value:function(e,t){a.backend_util.assertAxesAreInnerMostDims("min",t,e.rank);var n=a.backend_util.computeOutAndReduceShapes(e.shape,t),r=Object(h.a)(n,2),i=r[0],o=r[1],s=a.util.sizeFromShape(o),u=e.as2D(-1,s);return this.reduce(u,"min",u.dtype).reshape(i)}},{key:"minimum",value:function(e,t){if(this.shouldExecuteOnCPU([e,t]))return this.cpuBackend.minimum(e,t);var n=Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new Cs("\n  vec4 result = vec4(min(a, b));\n  vec4 isNaN = min(vec4(isnan(a)) + vec4(isnan(b)), vec4(1.0));\n  \n  result.r = isNaN.r > 0. ? NAN : result.r;\n  result.g = isNaN.g > 0. ? NAN : result.g;\n  result.b = isNaN.b > 0. ? NAN : result.b;\n  result.a = isNaN.a > 0. ? NAN : result.a;\n\n  return result;\n",e.shape,t.shape):new Es("\n  if (isnan(a)) return a;\n  if (isnan(b)) return b;\n\n  return min(a, b);\n",e.shape,t.shape);return this.compileAndRun(n,[e,t])}},{key:"mod",value:function(e,t){var n=Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new Cs("\n  vec4 result = mod(a, b);\n  vec4 isNaN = vec4(equal(b, vec4(0.0)));\n  \n  result.r = isNaN.r > 0. ? NAN : result.r;\n  result.g = isNaN.g > 0. ? NAN : result.g;\n  result.b = isNaN.b > 0. ? NAN : result.b;\n  result.a = isNaN.a > 0. ? NAN : result.a;\n\n  return result;\n",e.shape,t.shape):new Es("if (b == 0.0) return NAN;\n  return mod(a, b);",e.shape,t.shape);return this.compileAndRun(n,[e,t])}},{key:"maximum",value:function(e,t){if(this.shouldExecuteOnCPU([e,t]))return this.cpuBackend.maximum(e,t);var n=Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new Cs("\n  vec4 result = vec4(max(a, b));\n  vec4 isNaN = min(vec4(isnan(a)) + vec4(isnan(b)), vec4(1.0));\n  \n  result.r = isNaN.r > 0. ? NAN : result.r;\n  result.g = isNaN.g > 0. ? NAN : result.g;\n  result.b = isNaN.b > 0. ? NAN : result.b;\n  result.a = isNaN.a > 0. ? NAN : result.a;\n\n  return result;\n",e.shape,t.shape):new Es("\n  if (isnan(a)) return a;\n  if (isnan(b)) return b;\n\n  return max(a, b);\n",e.shape,t.shape);return this.compileAndRun(n,[e,t])}},{key:"all",value:function(e,t){a.backend_util.assertAxesAreInnerMostDims("all",t,e.rank);var n=a.backend_util.computeOutAndReduceShapes(e.shape,t),r=Object(h.a)(n,2),i=r[0],o=r[1],s=a.util.sizeFromShape(o),u=e.as2D(-1,s);return this.reduce(u,"all",u.dtype).reshape(i)}},{key:"any",value:function(e,t){a.backend_util.assertAxesAreInnerMostDims("any",t,e.rank);var n=a.backend_util.computeOutAndReduceShapes(e.shape,t),r=Object(h.a)(n,2),i=r[0],o=r[1],s=a.util.sizeFromShape(o),u=e.as2D(-1,s);return this.reduce(u,"any",u.dtype).reshape(i)}},{key:"floorDiv",value:function(e,t){if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,"\n  ivec4 ia = round(a);\n  ivec4 ib = round(b);\n  bvec4 cond = notEqual(ib, ivec4(0));\n  ivec4 result = ivec4(0);\n  vec4 s = sign(a) * sign(b);\n\n  // Windows (D3D) wants guaranteed non-zero int division at compile-time.\n  if (cond[0]) {\n    result[0] = idiv(ia[0], ib[0], s[0]);\n  }\n  if (cond[1]) {\n    result[1] = idiv(ia[1], ib[1], s[1]);\n  }\n  if (cond[2]) {\n    result[2] = idiv(ia[2], ib[2], s[2]);\n  }\n  if (cond[3]) {\n    result[3] = idiv(ia[3], ib[3], s[3]);\n  }\n  return vec4(result);\n","int32");var n=new Es("\n  float s = sign(a) * sign(b);\n  int ia = round(a);\n  int ib = round(b);\n  if (ib != 0) {\n    // Windows (D3D) wants guaranteed non-zero int division at compile-time.\n    return float(idiv(ia, ib, s));\n  } else {\n    return NAN;\n  }\n",e.shape,t.shape);return this.compileAndRun(n,[e,t],"int32")}},{key:"add",value:function(e,t){if("complex64"===e.dtype&&"complex64"===t.dtype)return this.complexSeparableBinaryOp(e,t,ks);if(this.shouldExecuteOnCPU([e,t]))return this.cpuBackend.add(e,t);var n=Object(a.upcastType)(e.dtype,t.dtype);if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,ks,n);var r=new Es(ks,e.shape,t.shape);return this.compileAndRun(r,[e,t],n)}},{key:"packedUnaryOp",value:function(e,t,n){var r=new Oc(e.shape,t);return this.compileAndRun(r,[e],n)}},{key:"packedBinaryOp",value:function(e,t,n,r){var a=arguments.length>4&&void 0!==arguments[4]&&arguments[4],i=new Cs(n,e.shape,t.shape,a);return this.compileAndRun(i,[e,t],r)}},{key:"complexSeparableBinaryOp",value:function(e,t,n){var r=this,i=this.texData.get(e.dataId),o=this.texData.get(t.dataId),s=[[i.complexTensors.real,o.complexTensors.real],[i.complexTensors.imag,o.complexTensors.imag]].map((function(i){var o=Object(h.a)(i,2),s=o[0],u=o[1],c=r.makeComplexComponentTensorInfo(e,s),l=r.makeComplexComponentTensorInfo(t,u),d=new Es(n,e.shape,t.shape);return r.compileAndRun(d,[c,l],Object(a.upcastType)(s.dtype,u.dtype))})),u=Object(h.a)(s,2),c=u[0],l=u[1],d=this.complex(c,l);return c.dispose(),l.dispose(),d}},{key:"makeComplexComponentTensorInfo",value:function(e,t){return{dataId:t.dataId,dtype:t.dtype,shape:e.shape}}},{key:"addN",value:function(e){if(1===e.length)return e[0];if(e.length>Object(a.env)().get("WEBGL_MAX_TEXTURES_IN_SHADER")){var t=Math.floor(e.length/2),n=this.addN(e.slice(0,t)),r=this.addN(e.slice(t));return this.addN([n,r])}var i=e.map((function(e){return e.dtype})).reduce((function(e,t){return Object(a.upcastType)(e,t)})),o=e.map((function(e){return e.shape})),s=Object(a.env)().getBool("WEBGL_PACK")?new qo(e[0].shape,o):new Ho(e[0].shape,o);return this.compileAndRun(s,e,i)}},{key:"subtract",value:function(e,t){if("complex64"===e.dtype&&"complex64"===t.dtype)return this.complexSeparableBinaryOp(e,t,Ss);if(this.shouldExecuteOnCPU([e,t]))return this.cpuBackend.subtract(e,t);var n=Object(a.upcastType)(e.dtype,t.dtype);if(Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,t,Ss,e.dtype);var r=new Es(Ss,e.shape,t.shape);return this.compileAndRun(r,[e,t],n)}},{key:"pow",value:function(e,t){var n=Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new Cs("\n  // isModRound1 has 1 for components with round(mod(b, 2.0)) == 1, 0 otherwise.\n  vec4 isModRound1 = vec4(equal(round(mod(b, 2.0)), ivec4(1)));\n  vec4 multiplier = sign(a) * isModRound1 + (vec4(1.0) - isModRound1);\n  vec4 result = multiplier * pow(abs(a), b);\n\n  // Ensure that a^0 = 1, including 0^0 = 1 as this correspond to TF and JS\n  bvec4 isExpZero = equal(b, vec4(0.0));\n  result.r = isExpZero.r ? 1.0 : result.r;\n  result.g = isExpZero.g ? 1.0 : result.g;\n  result.b = isExpZero.b ? 1.0 : result.b;\n  result.a = isExpZero.a ? 1.0 : result.a;\n\n  vec4 isNaN = vec4(lessThan(a, vec4(0.0))) * vec4(lessThan(floor(b), b));\n  \n  result.r = isNaN.r > 0. ? NAN : result.r;\n  result.g = isNaN.g > 0. ? NAN : result.g;\n  result.b = isNaN.b > 0. ? NAN : result.b;\n  result.a = isNaN.a > 0. ? NAN : result.a;\n\n  return result;\n",e.shape,t.shape):new Es("\nif(a < 0.0 && floor(b) < b){\n  return NAN;\n}\nif (b == 0.0) {\n  return 1.0;\n}\nreturn (round(mod(b, 2.0)) != 1) ?\n    pow(abs(a), b) : sign(a) * pow(abs(a), b);\n",e.shape,t.shape),r=Object(a.upcastType)(e.dtype,t.dtype);return this.compileAndRun(n,[e,t],r)}},{key:"ceil",value:function(e){if(this.shouldExecuteOnCPU([e]))return this.cpuBackend.ceil(e);if(Object(a.env)().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,fc,e.dtype);var t=new oc(e.shape,fc);return this.compileAndRun(t,[e])}},{key:"floor",value:function(e){if(this.shouldExecuteOnCPU([e]))return this.cpuBackend.floor(e);if(Object(a.env)().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,pc,e.dtype);var t=new oc(e.shape,pc);return this.compileAndRun(t,[e])}},{key:"sign",value:function(e){var t=new oc(e.shape,"\n  if (isnan(x)) { return 0.0; }\n  return sign(x);\n");return this.compileAndRun(t,[e])}},{key:"isNaN",value:function(e){var t=new oc(e.shape,"return float(isnan(x));");return this.compileAndRun(t,[e],"bool")}},{key:"isInf",value:function(e){var t=new oc(e.shape,"return float(isinf(x));");return this.compileAndRun(t,[e],"bool")}},{key:"isFinite",value:function(e){var t=new oc(e.shape,"return float(!isnan(x) && !isinf(x));");return this.compileAndRun(t,[e],"bool")}}

2,{key:"round",value:function(e){var t=new oc(e.shape,"\n  // OpenGL ES does not support round function.\n  // The algorithm is based on banker's rounding.\n  float base = floor(x);\n  if ((x - base) < 0.5) {\n    return floor(x);\n  } else if ((x - base) > 0.5) {\n    return ceil(x);\n  } else {\n    if (mod(base, 2.0) == 0.0) {\n      return base;\n    } else {\n      return base + 1.0;\n    }\n  }\n");return this.compileAndRun(t,[e])}},{key:"exp",value:function(e){if(this.shouldExecuteOnCPU([e]))return this.cpuBackend.exp(e);if(Object(a.env)().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,mc,e.dtype);var t=new oc(e.shape,mc);return this.compileAndRun(t,[e])}},{key:"expm1",value:function(e){if(this.shouldExecuteOnCPU([e]))return this.cpuBackend.expm1(e);if(Object(a.env)().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,vc,e.dtype);var t=new oc(e.shape,vc);return this.compileAndRun(t,[e])}},{key:"softmax",value:function(e,t){var n=a.util.parseAxisParam([t],e.shape),r=Object(a.max)(e,n),i=a.backend_util.expandShapeToKeepDim(r.shape,n),o=this.subtract(e,r.reshape(i)),s=this.exp(o),u=this.sum(s,n).reshape(i);return Object(a.div)(s,u)}},{key:"log",value:function(e){if(this.shouldExecuteOnCPU([e]))return this.cpuBackend.log(e);if(Object(a.env)().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,"\n  vec4 result = log(x);\n  vec4 isNaN = vec4(lessThan(x, vec4(0.0)));\n  result.r = isNaN.r == 1.0 ? NAN : result.r;\n  result.g = isNaN.g == 1.0 ? NAN : result.g;\n  result.b = isNaN.b == 1.0 ? NAN : result.b;\n  result.a = isNaN.a == 1.0 ? NAN : result.a;\n\n  return result;\n",e.dtype);var t=new oc(e.shape,"if (x < 0.0) return NAN;\n  return log(x);");return this.compileAndRun(t,[e])}},{key:"log1p",value:function(e){var t=new oc(e.shape,"return log(1.0 + x);");return this.compileAndRun(t,[e])}},{key:"sqrt",value:function(e){var t=new oc(e.shape,"return sqrt(x);");return this.compileAndRun(t,[e])}},{key:"rsqrt",value:function(e){if(this.shouldExecuteOnCPU([e]))return this.cpuBackend.rsqrt(e);var t=new oc(e.shape,"return inversesqrt(x);");return this.compileAndRun(t,[e])}},{key:"reciprocal",value:function(e){var t=new oc(e.shape,"return 1.0 / x;");return this.compileAndRun(t,[e])}},{key:"relu",value:function(e){var t;return t=Object(a.env)().getBool("WEBGL_PACK")?new Oc(e.shape,yc):new oc(e.shape,uc),this.compileAndRun(t,[e])}},{key:"relu6",value:function(e){var t;return t=Object(a.env)().getBool("WEBGL_PACK")?new Oc(e.shape,xc):new oc(e.shape,cc),this.compileAndRun(t,[e])}},{key:"prelu",value:function(e,t){var n=Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new Cs(Ts,e.shape,t.shape):new Es(js,e.shape,t.shape);return this.compileAndRun(n,[e,t])}},{key:"elu",value:function(e){if(Object(a.env)().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,wc,e.dtype);var t=new oc(e.shape,lc);return this.compileAndRun(t,[e])}},{key:"eluDer",value:function(e,t){var n=Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new Cs("\n  vec4 bGTEZero = vec4(greaterThanEqual(b, vec4(0.)));

2\n  return (bGTEZero * a) + ((vec4(1.0) - bGTEZero) * (a * (b + vec4(1.0))));\n",e.shape,t.shape):new Es("return (b >= 1.0) ? a : a * (b + 1.0);",e.shape,t.shape);return this.compileAndRun(n,[e,t])}},{key:"selu",value:function(e){var t=new oc(e.shape,hc);return this.compileAndRun(t,[e])}},{key:"int",value:function(e){var t=new oc(e.shape,"return float(int(x));");return this.compileAndRun(t,[e],"int32")}},{key:"clip",value:function(e,t,n){var r,i=(r=Object(a.env)().getBool("WEBGL_PACK_CLIP")?new As(e.shape):new Ms(e.shape)).getCustomSetupFunc(t,n);return this.compileAndRun(r,[e],null,i)}},{key:"abs",value:function(e){if(this.shouldExecuteOnCPU([e]))return this.cpuBackend.abs(e);if(Object(a.env)().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,sc,e.dtype);var t=new oc(e.shape,sc);return this.compileAndRun(t,[e])}},{key:"complexAbs",value:function(e){var t=this.texData.get(e.dataId),n=new Ns(e.shape),r=[this.makeComplexComponentTensorInfo(e,t.complexTensors.real),this.makeComplexComponentTensorInfo(e,t.complexTensors.imag)];return this.compileAndRun(n,r)}},{key:"sigmoid",value:function(e){var t=new oc(e.shape,"return 1.0 / (1.0 + exp(-1.0 * x));");return this.compileAndRun(t,[e])}},{key:"softplus",value:function(e){var t=new oc(e.shape,"\n  float epsilon = 1.1920928955078125e-7;\n  float threshold = log(epsilon) + 2.0;\n\n  bool too_large = x > -threshold;\n  bool too_small = x < threshold;\n\n  float result;\n  float exp_x = exp(x);\n\n  if (too_large){\n    result = x;\n  }\n  else if (too_small){\n    result = exp_x;\n  }\n  else{\n    result = log(exp_x + 1.0);\n  }\n  return result;\n");return this.compileAndRun(t,[e])}},{key:"sin",value:function(e){var t=new oc(e.shape,"if (isnan(x)) return x;\n  return sin(x);\n");return this.compileAndRun(t,[e])}},{key:"cos",value:function(e){var t=new oc(e.shape,"if (isnan(x)) return x;\n  return cos(x);\n");return this.compileAndRun(t,[e])}},{key:"tan",value:function(e){var t=new oc(e.shape,"return tan(x);");return this.compileAndRun(t,[e])}},{key:"asin",value:function(e){var t=new oc(e.shape,"if (isnan(x)) return x;\n  if (abs(x) > 1.) {\n    return NAN;\n  }\n  return asin(x);\n");return this.compileAndRun(t,[e])}},{key:"acos",value:function(e){var t=new oc(e.shape,"if (isnan(x)) return x;\n  if (abs(x) > 1.) {\n    return NAN;\n  }\n  return acos(x);\n");return this.compileAndRun(t,[e])}},{key:"atan",value:function(e){var t=new oc(e.shape,"if (isnan(x)) return x;\n  return atan(x);\n");return this.compileAndRun(t,[e])}},{key:"atan2",value:function(e,t){var n=Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new Cs("\n  vec4 result = atan(a, b);\n  vec4 isNaN = min(vec4(isnan(a)) + vec4(isnan(b)), vec4(1.0));\n  \n  result.r = isNaN.r > 0. ? NAN : result.r;\n  result.g = isNaN.g > 0. ? NAN : result.g;\n  result.b = isNaN.b > 0. ? NAN : result.b;\n  result.a = isNaN.a > 0. ? NAN : result.a;\n\n  return result;\n",e.shape,t.shape):new Es("\n  if (isnan(a)) return a;\n  if (isnan(b)) return b;\n\n  return atan(a, b);\n",e.shape,t.shape);return this.compileAndRun(n,[e,t])}},{key:"sinh",value:function(e){var t=new oc(e.shape,"\n  float e2x = exp(x);\n  return (e2x - 1.0 / e2x) / 2.0;\n");return this.compileAndRun(t,[e])}},{key:"cosh",value:function(e){var t=new oc(e.shape,"\n  float e2x = exp(-x);\n  return (e2x + 1.0 / e2x) / 2.0;\n");return this.compileAndRun(t,[e])}},{key:"tanh",value:function(e){var t=new oc(e.shape,"\n  float e2x = exp(-2.0 * abs(x));\n  return sign(x) * (1.0 - e2x) / (1.0 + e2x);\n");return this.compileAndRun(t,[e])}},{key:"asinh",value:function(e){var t=new oc(e.shape,"if (isnan(x)) return x;return log(x + sqrt(x * x + 1.0));");return this.compileAndRun(t,[e])}},{key:"acosh",value:function(e){var t=new oc(e.shape,"if (isnan(x)) return x;\n  if (x < 1.0) return NAN;\n  return log(x + sqrt(x * x - 1.0));");return this.compileAndRun(t,[e])}},{key:"atanh",value:function(e){var t=new oc(e.shape,"if (isnan(x)) return x;\n  if ((x < -1.0) || (x > 1.0)) return NAN;\n  return (log(1.0 + x) - log(1.0 - x)) / 2.0;");return this.compileAndRun(t,[e])}},{key:"erf",value:function(e){var t=new oc(e.shape,gc);return this.compileAndRun(t,[e])}},{key:"step",value:function(e,t){var n=new oc(e.shape,function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return"if (isnan(x)) return x;"+"\n    return x > 0.0 ? 1.0 : float(".concat(e,");\n  ")}(t));return this.compileAndRun(n,[e])}},{key:"conv2dByMatMul",value:function(e,t,n,r,i,o){var s=e.shape,u=this.texData.get(e.dataId),c=n.inChannels,l=s[0]*s[1]*s[2],h=n.outChannels,d="channelsLast"===n.dataFormat,f=(1===l||1===h)&&c>1e3,p=s[2]%2!==0&&!!u.isPacked;if(f||!Object(a.env)().getBool("WEBGL_LAZILY_UNPACK")||!Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS")||!p){var m=d?s[0]*s[1]*s[2]:s[0]*s[2]*s[3],v=this.reshape(e,[1,m,

2n.inChannels]),g=this.reshape(t,[1,n.inChannels,n.outChannels]);return this.reshape(this.fusedBatchMatMul({a:v,b:g,transposeA:!1,transposeB:!1,bias:r,activation:i,preluActivationWeights:o}),n.outShape)}var b=d?s[0]*s[1]*(s[2]+1):s[0]*s[2]*(s[3]+1),y={dataId:e.dataId,shape:[1,b,n.inChannels],dtype:e.dtype},x=u.shape;u.shape=u.shape.slice(),u.shape[u.shape.length-2]++,a.util.assert(Fo(u.shape,y.shape),(function(){return"packed reshape ".concat(u.shape," to ").concat(y.shape," isn't free")}));var w=this.reshape(t,[1,n.inChannels,n.outChannels]),O=this.fusedBatchMatMul({a:y,b:w,transposeA:!1,transposeB:!1,bias:r,activation:i,preluActivationWeights:o}),k=this.texData.get(O.dataId);return a.util.assert(k.isPacked,(function(){return"batchMatMul result is expected to be packed"})),u.shape=x,k.shape=n.outShape,Object(a.engine)().makeTensorFromDataId(O.dataId,n.outShape,O.dtype)}},{key:"conv2dWithIm2Row",value:function(e,t,n,r,a,i){var o=n.filterWidth,s=n.filterHeight,u=n.inChannels,c=n.outWidth,l=n.outHeight,h="channelsLast"===n.dataFormat,d=o*s*u,f=l*c,p=[d,f],m=e.squeeze([0]),v=t.reshape([1,d,-1]),g=new _u(p,m.shape,n),b=this.compileAndRun(g,[m]).reshape([1,p[0],p[1]]),y=null!=r,x=null!=i,w=a?Mc(a,!0):null,O=new Au(b.shape,[1,f,n.outChannels],!0,!1,y,w,x),k=[b,v];r&&k.push(r),x&&k.push(i);var S=this.compileAndRun(O,k);return h?S.reshape([1,l,c,n.outChannels]):S.reshape([1,n.outChannels,l,c])}},{key:"fusedConv2d",value:function(e){var t=e.input,n=e.filter,r=e.convInfo,i=e.bias,o=e.activation,s=e.preluActivationWeights;if(1===r.filterHeight&&1===r.filterWidth&&1===r.dilationHeight&&1===r.dilationWidth&&1===r.strideHeight&&1===r.strideWidth&&("SAME"===r.padInfo.type||"VALID"===r.padInfo.type))return this.conv2dByMatMul(t,n,r,i,o,s);if(Object(a.env)().getBool("WEBGL_CONV_IM2COL")&&1===t.shape[0])return this.conv2dWithIm2Row(t,n,r,i,o,s);var u=null!=i,c=null!=s,l=o?Mc(o,!1):null,h=new Ws(r,u,l,c),d=[t,n];return i&&d.push(i),s&&d.push(s),this.compileAndRun(h,d)}},{key:"conv2d",value:function(e,t,n){if(1===n.filterHeight&&1===n.filterWidth&&1===n.dilationHeight&&1===n.dilationWidth&&1===n.strideHeight&&1===n.strideWidth&&("SAME"===n.padInfo.type||"VALID"===n.padInfo.type))return this.conv2dByMatMul(e,t,n);if(Object(a.env)().getBool("WEBGL_CONV_IM2COL")&&1===e.shape[0])return this.conv2dWithIm2Row(e,t,n);var r=new Ws(n);return this.compileAndRun(r,[e,t])}},{key:"conv2dDerInput",value:function(e,t,n){var r=new Ps(n);return this.compileAndRun(r,[e,t])}},{key:"conv2dDerFilter",value:function(e,t,n){var r=new Ds(n);return this.compileAndRun(r,[e,t])}},{key:"fusedDepthwiseConv2D",value:function(e){var t,n=e.input,r=e.filter,i=e.convInfo,o=e.bias,s=e.activation,u=e.preluActivationWeights,c=Object(a.env)().getBool("WEBGL_PACK_DEPTHWISECONV")&&i.strideWidth<=2&&i.outChannels/i.inChannels===1,l=s?Mc(s,c):null,h=[n,r],d=null!=o,f=null!=u;return d&&h.push(o),f&&h.push(u),c?(t=new Hs(i,d,l,f),this.compileAndRun(t,h)):(t=new Gs(i,d,l,f),this.compileAndRun(t,h))}},{key:"depthwiseConv2D",value:function(e,t,n){var r;return Object(a.env)().getBool("WEBGL_PACK_DEPTHWISECONV")&&n.strideWidth<=2&&n.outChannels/n.inChannels===1?(r=new Hs(n),this.compileAndRun(r,[e,t])):(r=new Gs(n),this.compileAndRun(r,[e,t]))}},{key:"depthwiseConv2DDerInput",value:function(e,t,n){var r=new Us(n);return this.compileAndRun(r,[e,t])}},{key:"depthwiseConv2DDerFilter",value:function(e,t,n){var r=new Bs(n);return this.compileAndRun(r,[e,t])}},{key:"conv3d",value:function(e,t,n){var r=new Vs(n);return this.compileAndRun(r,[e,t])}},{key:"conv3dDerInput",value:function(e,t,n){var r=new Fs(n);return this.compileAndRun(r,[e,t])}},{key:"conv3dDerFilter",value:function(e,t,n){var r=new zs(n);return this.compileAndRun(r,[e,t])}},{key:"maxPool",value:function(e,t){var n=new Pu(t,"max",!1);return this.compileAndRun(n,[e])}},{key:"avgPool",value:function(e,t){var n=new Pu(t,"avg",!1);return this.compileAndRun(n,[e],"float32")}},{key:"maxPoolBackprop",value:function(e,t,n,r){var a=new Pu(r,"max",!0),i=this.compileAndRun(a,[t]),o=new Cu(r),s=this.compileAndRun(o,[e,i],t.dtype);return i.dispose(),s}},{key:"avgPoolBackprop",value:function(e,t,n){var r=new vs(n);return this.compileAndRun(r,[e],t.dtype)}},{key:"cast",value:function(e,t){return a.backend_util.castTensor(e,t,this)}},{key:"unstack",value:function(e,t){for(var n=e.shape[t],r=new Array(e.rank-1),a=0,i=0;i<e.rank;i++)i!==t&&(r[a++]=e.shape[i]);var o=new Array(e.rank).fill(0),s=e.shape.slice();s[t]=1;for(var u=new Array(n),c=0;c<u.length;c++)o[t]=c,u[c]=this.slice(e,o,s).reshape(r);return u}},{key:"avgPool3d",value:function(e,t){var n=new zu(t,"avg",!1);return this.compileAndRun(n,[e],"float32")}},{key:"avgPool3dBackprop",value:function(e,t,n){var r=new gs(n);return this.compileAndRun(r,[e],t.dtype)}},{key:"maxPool3d",value:function(e,t){var n=new zu(t,"max",!1);return this.compileAndRun(n,[e],"float32")}},{key:"maxPool3dBackprop",value:function(e,t,n,r){var a=new zu(r,"max",!0),i=this.compileAndRun(a,[t]),o=new Mu(r),s=this.compileAndRun(o,[e,i],t.dtype);return i.dispose(),s}},{key:"reshape",value:function(e,t){var n=this.texData.get(e.dataId);if(n.isPacked&&!Fo(e.shape,t)&&(null===n.texture||!Fo(n.shape,t))){var r=this.packedReshape(e,t);return Object(a.engine)().makeTensorFromDataId(r.dataId,r.shape,r.dtype)}return a.backend_util.reshapeTensor(e,t)}},{key:"resizeBilinear",value:function(e,t,n,r){var i=Object(a.env)().getBool("WEBGL_PACK_IMAGE_OPERATIONS")?new Vu(e.shape,t,n,r):new Wu(e.shape,t,n,r);return this.compileAndRun(i,[e],"float32")}}

2,{key:"resizeBilinearBackprop",value:function(e,t,n){var r=new Uu(e,t,n);return this.compileAndRun(r,[e])}},{key:"resizeNearestNeighbor",value:function(e,t,n,r){var a=new Hu(e.shape,t,n,r);return this.compileAndRun(a,[e])}},{key:"resizeNearestNeighborBackprop",value:function(e,t,n){var r=new Gu(e,t,n);return this.compileAndRun(r,[e])}},{key:"multinomial",value:function(e,t,n,r){var i=t?e:Object(a.softmax)(e),o=i.shape[0],s=i.shape[1],u=new Nu(o,s,n),c=u.getCustomSetupFunc(r);return this.compileAndRun(u,[i],"int32",c)}},{key:"oneHot",value:function(e,t,n,r){var a=new Ru(e.size,t,n,r);return this.compileAndRun(a,[e])}},{key:"diag",value:function(e){var t=new $s(e.size);return this.compileAndRun(t,[e])}},{key:"cropAndResize",value:function(e,t,n,r,a,i){var o=new qs(e.shape,t.shape,r,a,i);return this.compileAndRun(o,[e,t,n],"float32")}},{key:"depthToSpace",value:function(e,t,n){a.util.assert(t>1,(function(){return"blockSize should be > 1 for depthToSpace, but was: ".concat(t)}));var r=e.shape[0],i="NHWC"===n?e.shape[1]:e.shape[2],o="NHWC"===n?e.shape[2]:e.shape[3],s="NHWC"===n?e.shape[3]:e.shape[1],u=i*t,c=o*t,l=s/(t*t),h=new Qs("NHWC"===n?[r,u,c,l]:[r,l,u,c],t,n);return this.compileAndRun(h,[e])}},{key:"split",value:function(e,t,n){return _c(e,t,n)}},{key:"scatterND",value:function(e,t,n){var r=a.backend_util.calculateShapes(t,e,n),i=r.sliceRank,o=r.numUpdates,s=r.sliceSize,u=r.strides,c=r.outputSize,l=[c/s,s],h=e.reshape([o,i]),d=t.reshape([o,s]);if(0===c)return a.backend_util.reshapeTensor(Object(a.tensor)([]),n);var f=Object(a.scalar)(0),p=new Yu(o,i,h.rank,d.rank,u,l);return this.compileAndRun(p,[d,h,f]).reshape(n)}},{key:"sparseToDense",value:function(e,t,n,r){var i=a.backend_util.calculateShapes(t,e,n),o=i.sliceRank,s=i.numUpdates,u=i.strides,c=i.outputSize,l=new Yu(s,o,e.rank,t.rank,u,[c,1],!1);return this.compileAndRun(l,[t,e,r]).reshape(n)}},{key:"fft",value:function(e){return this.fftImpl(e,!1)}},{key:"ifft",value:function(e){return this.fftImpl(e,!0)}},{key:"fftImpl",value:function(e,t){var n=this.texData.get(e.dataId),r=new ou(au,e.shape,t),a=new ou(iu,e.shape,t),i=[this.makeComplexComponentTensorInfo(e,n.complexTensors.real),this.makeComplexComponentTensorInfo(e,n.complexTensors.imag)],o=this.compileAndRun(r,i),s=this.compileAndRun(a,i),u=this.complex(o,s).as2D(e.shape[0],e.shape[1]);return o.dispose(),s.dispose(),u}},{key:"gatherND",value:function(e,t){var n=t.shape,r=n[n.length-1],i=a.backend_util.prepareAndValidate(e,t),o=Object(h.a)(i,4),s=o[0],u=o[1],c=o[2],l=o[3],d=t.reshape([u,r]),f=e.reshape([e.size/c,c]),p=new cu(r,l,[u,c]);return this.compileAndRun(p,[f,d]).reshape(s)}},{key:"fill",value:function(e,t,n){if("string"===(n=n||a.util.inferDtype(t))){var r=a.util.getArrayFromDType(n,a.util.sizeFromShape(e));return r.fill(t),Object(a.engine)().makeTensor(r,e,n,this)}var i=new su(e,t),o=i.getCustomSetupFunc(t);return this.compileAndRun(i,[],n,o)}},{key:"onesLike",value:function(e){if("string"===e.dtype)throw new Error("onesLike is not supported under string dtype");return this.fill(e.shape,1,e.dtype)}},{key:"zerosLike",value:function(e){return this.fill(e.shape,"string"===e.dtype?"":0,e.dtype)}},{key:"linspace",value:function(e,t,n){return a.backend_util.linspaceImpl(e,t,n)}},{key:"makeTensorInfo",value:function(e,t){var n=this.write(null,e,t);return this.texData.get(n).usage=null,{dataId:n,shape:e,dtype:t}}},{key:"makeOutput",value:function(e,t){var n=this.makeTensorInfo(e,t).dataId;return Object(a.engine)().makeTensorFromDataId(n,e,t,this)}},{key:"unpackTensor",value:function(e){var t=new kc(e.shape);return this.runWebGLProgram(t,[e],e.dtype)}},{key:"packTensor",value:function(e){var t=new Iu(e.shape);return this.runWebGLProgram(t,[e],e.dtype,null,!0)}},{key:"packedReshape",value:function(e,t){var n=[Lo(e.shape)].concat(Object(l.a)(Do(e.shape))),r={dtype:e.dtype,shape:n,dataId:e.dataId},a=[Lo(t)].concat(Object(l.a)(Do(t))),i=new Bu(a,n),o=this.runWebGLProgram(i,[r],e.dtype,null,!0);return{dataId:o.dataId,shape:t,dtype:o.dtype}}},{key:"decode",value:function(e){var t,n=this.texData.get(e),r=n.isPacked,a=n.shape,i=n.dtype,o=Po(a);t=r?new Js(o):new Zs(o);return{dtype:i,shape:a,dataId:this.runWebGLProgram(t,[{shape:o,dtype:i,dataId:e}],i,null,!0).dataId}}},{key:"runWebGLProgram",value:function(e,t,n,r){var i=this,o=arguments.length>4&&void 0!==arguments[4]&&arguments[4],s=this.makeTensorInfo(e.outputShape,n),u=this.texData.get(s.dataId);if(e.packedOutput&&(u.isPacked=!0),e.outPackingScheme===so.DENSE){var c=mo(e.outputShape);u.texShape=c.map((function(e){return 2*e}))}if(null!=e.outTexUsage&&(u.usage=e.outTexUsage),0===a.util.sizeFromShape(s.shape))return u.values=a.util.getTypedArrayFromDType(s.dtype,0),s;var l=[],h=t.map((function(t){if("complex64"===t.dtype)throw new Error("GPGPUProgram does not support complex64 input. For complex64 dtypes, please separate the program into real and imaginary parts.");var n=i.texData.get(t.dataId);

2if(null==n.texture){if(!e.packedInputs&&a.util.sizeFromShape(t.shape)<=Object(a.env)().getNumber("WEBGL_SIZE_UPLOAD_UNIFORM"))return{shape:t.shape,texData:null,isUniform:!0,uniformValues:n.values};e.packedInputs&&(n.isPacked=!0,n.shape=t.shape)}else if(!!n.isPacked!==!!e.packedInputs)t=n.isPacked?i.unpackTensor(t):i.packTensor(t),l.push(t),n=i.texData.get(t.dataId);else if(n.isPacked&&!Fo(n.shape,t.shape)){var r=t,o=t.shape;t.shape=n.shape,t=i.packedReshape(t,o),l.push(t),n=i.texData.get(t.dataId),r.shape=o}return i.uploadToGPU(t.dataId),{shape:t.shape,texData:n,isUniform:!1}}));this.uploadToGPU(s.dataId);var d,f={shape:s.shape,texData:u,isUniform:!1},p=Su(e,h,f),m=this.getAndSaveBinary(p,(function(){return wu(i.gpgpu,e,h,f)})),v=null!=this.activeTimers;if(v&&(d=this.startTimer()),ku(this.gpgpu,m,h,f,r),l.forEach((function(e){return i.disposeData(e.dataId)})),v&&(d=this.endTimer(d),this.activeTimers.push({name:e.constructor.name,query:this.getQueryTime(d)})),!Object(a.env)().getBool("WEBGL_LAZILY_UNPACK")&&u.isPacked&&!1===o){var g=this.unpackTensor(s);return this.disposeData(s.dataId),g}return s}},{key:"compileAndRun",value:function(e,t,n,r){var i=arguments.length>4&&void 0!==arguments[4]&&arguments[4];n=n||t[0].dtype;var o=this.runWebGLProgram(e,t,n,r,i);return Object(a.engine)().makeTensorFromDataId(o.dataId,o.shape,o.dtype)}},{key:"getAndSaveBinary",value:function(e,t){return e in this.binaryCache||(this.binaryCache[e]=t()),this.binaryCache[e]}},{key:"getTextureManager",value:function(){return this.textureManager}},{key:"dispose",value:function(){var e=this;if(!this.disposed){if(!Object(a.env)().getBool("IS_TEST"))Object.keys(this.binaryCache).forEach((function(t){e.gpgpu.deleteProgram(e.binaryCache[t].webGLProgram),delete e.binaryCache[t]}));this.textureManager.dispose(),null!=this.canvas&&"undefined"!==typeof HTMLCanvasElement&&this.canvas instanceof HTMLCanvasElement?this.canvas.remove():this.canvas=null,this.gpgpuCreatedLocally&&(this.gpgpu.program=null,this.gpgpu.dispose()),this.disposed=!0}}},{key:"floatPrecision",value:function(){var e=this;return null==this.floatPrecisionValue&&(this.floatPrecisionValue=Object(a.tidy)((function(){if(!Object(a.env)().get("WEBGL_RENDER_FLOAT32_ENABLED")){var t=Object(a.env)().getBool("DEBUG");Object(a.env)().set("DEBUG",!1);var n=e.abs(Object(a.scalar)(1e-8)).dataSync()[0];if(Object(a.env)().set("DEBUG",t),n>0)return 32}return 16}))),this.floatPrecisionValue}},{key:"epsilon",value:function(){return 32===this.floatPrecision()?1e-7:1e-4}},{key:"uploadToGPU",value:function(e){var t=this.texData.get(e),n=t.shape,r=t.dtype,i=t.values,o=t.texture,s=t.usage,u=t.isPacked;if(null==o){var c,l=null!=this.activeTimers;l&&(c=a.util.now());var d=t.texShape;if(null==d&&(d=function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],n=Object(a.env)().getNumber("WEBGL_MAX_TEXTURE_SIZE");if(t&&(n*=2,1===(e=e.map((function(t,n){return n>=e.length-2?a.util.nearestLargerEven(e[n]):e[n]}))).length&&(e=[2,e[0]])),2!==e.length){var r=a.util.squeezeShape(e);e=r.newShape}var i=a.util.sizeFromShape(e);if(e.length<=1&&i<=n)return[1,i];if(2===e.length&&e[0]<=n&&e[1]<=n)return e;if(3===e.length&&e[0]*e[1]<=n&&e[2]<=n)return[e[0]*e[1],e[2]];if(3===e.length&&e[0]<=n&&e[1]*e[2]<=n)return[e[0],e[1]*e[2]];if(4===e.length&&e[0]*e[1]*e[2]<=n&&e[3]<=n)return[e[0]*e[1]*e[2],e[3]];if(4===e.length&&e[0]<=n&&e[1]*e[2]*e[3]<=n)return[e[0],e[1]*e[2]*e[3]];if(t){var o=Lo(e),s=2,u=2;if(e.length){var c=Do(e),l=Object(h.a)(c,2);s=l[0],u=l[1]}return i=o*(s/2)*(u/2),a.util.sizeToSquarishShape(i).map((function(e){return 2*e}))}return a.util.sizeToSquarishShape(i)}(n,u),t.texShape=d),null!=i){var f,p=Po(n),m=d[1],v=d[0],g=i instanceof Uint8Array;

2if(u){var b=vo(d[0],d[1]),y=Object(h.a)(b,2);m=y[0],v=y[1],f=new ru(p,[v,m],g)}else f=new nu(p,[v,m],g);var x=this.makeTensorInfo([v,m],r);this.texData.get(x.dataId).usage=g?uo.PIXELS:uo.UPLOAD,this.gpgpu.uploadDenseMatrixToTexture(this.getTexture(x.dataId),m,v,i);var w=this.runWebGLProgram(f,[x],r,null,!0),O=this.texData.get(w.dataId);t.texture=O.texture,t.texShape=O.texShape,t.isPacked=O.isPacked,t.usage=O.usage,this.disposeData(x.dataId),this.texData.delete(w.dataId),t.values=null,l&&(this.uploadWaitMs+=a.util.now()-c)}else{var k=this.acquireTexture(d,s,r,u);t.texture=k}}}},{key:"convertAndCacheOnCPU",value:function(e,t){var n=this.texData.get(e),r=n.dtype;return this.releaseGPUData(e),null!=t&&(n.values=function(e,t){if("float32"===t||"complex64"===t)return e;if("int32"===t||"bool"===t){for(var n="int32"===t?new Int32Array(e.length):new Uint8Array(e.length),r=0;r<n.length;++r)n[r]=Math.round(e[r]);return n}throw new Error("Unknown dtype ".concat(t))}(t,r)),n.values}},{key:"acquireTexture",value:function(e,t,n,r){if(this.numBytesInGPU+=this.computeBytes(e,n),!this.warnedAboutMemory&&this.numBytesInGPU>1024*this.numMBBeforeWarning*1024){var a=(this.numBytesInGPU/1024/1024).toFixed(2);this.warnedAboutMemory=!0,console.warn("High memory usage in GPU: ".concat(a," MB, ")+"most likely due to a memory leak")}return this.textureManager.acquireTexture(e,t,r)}},{key:"computeBytes",value:function(e,t){return e[0]*e[1]*a.util.bytesPerElement(t)}}]),n}(a.KernelBackend);a.device_util.isBrowser()&&Object(a.registerBackend)("webgl",(function(){return new Ac}),2);var Nc,Rc={kernelName:a.Div,backendName:"webgl",kernelFunc:function(e){var t=e.inputs,n=e.backend;return function(e,t,n){var r=new Es("\nif (a == b) {\n  return 1.0;\n};\nreturn a / b;",e.shape,t.shape);return Object(a.env)().getBool("WEBGL_PACK_BINARY_OPERATIONS")&&(r=new Cs("\n  // vec4 one = vec4(equal(a, b));\n  // return one + (vec4(1.0) - one) * a / b;\n  vec4 result = a / b;\n  if(a.x == b.x) {\n    result.x = 1.;\n  }\n  if(a.y == b.y) {\n    result.y = 1.;\n  }\n  if(a.z == b.z) {\n    result.z = 1.;\n  }\n  if(a.w == b.w) {\n    result.w = 1.;\n  }\n\n  return result;\n",e.shape,t.shape,!0)),n.runWebGLProgram(r,[e,t],"float32")}(t.a,t.b,n)}},Ic=function e(t){Object(i.a)(this,e),this.variableNames=["Image"],this.outputShape=[];var n=t[2];this.outputShape=t,this.userCode="\n        void main() {\n          ivec4 coords = getOutputCoords();\n          int x = coords[2];\n\n          int coordX = ".concat(n," - x;\n          float outputValue;\n          if(coordX >= 0 && coordX < ").concat(n,") {\n            outputValue = getImage(coords[0], coords[1], coordX, coords[3]);\n          } else {\n            outputValue = getImage(coords[0], coords[1], coords[2], coords[3]);\n          }\n          setOutput(outputValue);\n        }\n    ")},Lc={kernelName:a.FlipLeftRight,backendName:"webgl",kernelFunc:function(e){var t=e.inputs,n=e.backend,r=t.image,a=n,i=new Ic(r.shape);return a.runWebGLProgram(i,[r],r.dtype)}},Dc=function e(t){Object(i.a)(this,e),this.variableNames=["A"];var n=Zo(),r=Object(h.a)(t,2),a=r[0],o=r[1];this.outputShape=t,this.userCode="\n      void main() {\n        ivec3 coords = getOutputCoords();\n        int texR = coords[0];\n        int texC = coords[1];\n        int depth = coords[2];\n        vec2 uv = (vec2(texC, texR) + halfCR) / vec2(".concat(o,".0, ").concat(a,".0);\n\n        vec4 values = ").concat(n.texture2D,"(A, uv);\n        float value;\n        if (depth == 0) {\n          value = values.r;\n        } else if (depth == 1) {\n          value = values.g;\n        } else if (depth == 2) {\n          value = values.b;\n        } else if (depth == 3) {\n          value = values.a;\n        }\n\n        setOutput(floor(value * 255.0 + 0.5));\n      }\n    ")},Pc=function e(t){Object(i.a)(this,e),this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0;var n=Zo(),r=Object(h.a)(t,2),a=r[0],o=r[1];this.outputShape=t,this.userCode="\n      void main() {\n        ivec3 coords = getOutputCoords();\n        int texR = coords[0];\n        int texC = coords[1];\n        int depth = coords[2];\n\n        vec4 result = vec4(0.);\n\n        for(int row=0; row<=1; row++) {\n          for(int col=0; col<=1; col++) {\n            texC = coords[1] + row;\n            depth = coords[2] + col;\n\n            vec2 uv = (vec2(texC, texR) + halfCR) /\n                       vec2(".concat(o,".0, ").concat(a,".0);\n            vec4 values = ").concat(n.texture2D,"(A, uv);\n            float value;\n            if (depth == 0) {\n              value = values.r;\n            } else if (depth == 1) {\n              value = values.g;\n            } else if (depth == 2) {\n              value = values.b;\n            } else if (depth == 3) {\n              value = values.a;\n            }\n\n            result[row * 2 + col] = floor(value * 255.0 + 0.5);\n          }\n        }\n\n        ").concat(n.output," = result;\n      }\n    ")},zc={kernelName:a.FromPixels,backendName:"webgl",kernelFunc:function(e){var t=e.input

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