https://binghu.qzz.io/playing/mario/References/WorldSeedr-0.2.0.js

1var WorldSeedr;
2(function(l){var m=function(){function k(f,h){this.randomBetween=f;this.chooseAmong=h}k.prototype.calculateFromSpacing=function(f){if(!f)return 0;switch(f.constructor){case Array:return f[0].constructor===Number?this.randomBetween(f[0],f[1]):this.calculateFromPossibilities(f);case Object:return this.calculateFromPossibility(f);case Number:return f;default:throw Error("Unknown spacing requested: '"+f+"'.");}};k.prototype.calculateFromPossibility=function(f){var h=f.units||1;return this.randomBetween(f.min/h,
3f.max/h)*h};k.prototype.calculateFromPossibilities=function(f){return this.calculateFromPossibility(this.chooseAmong(f).value)};return k}();l.SpacingCalculator=m})(WorldSeedr||(WorldSeedr={}));
4(function(l){var m={top:"bottom",right:"left",bottom:"top",left:"right"},k={top:"height",right:"width",bottom:"height",left:"width"},f=["top","right","bottom","left"],h=["width","height"],n=function(){function e(a){if("undefined"===typeof a)throw Error("No settings object given to WorldSeedr.");if("undefined"===typeof a.possibilities)throw Error("No possibilities given to WorldSeedr.");this.possibilities=a.possibilities;this.random=a.random||Math.random.bind(Math);this.onPlacement=a.onPlacement||
5console.log.bind(console,"Got:");this.spacingCalculator=new l.SpacingCalculator(this.randomBetween.bind(this),this.chooseAmong.bind(this));this.clearGeneratedCommands()}e.prototype.getPossibilities=function(){return this.possibilities};e.prototype.setPossibilities=function(a){this.possibilities=a};e.prototype.getOnPlacement=function(){return this.onPlacement};e.prototype.setOnPlacement=function(a){this.onPlacement=a};e.prototype.clearGeneratedCommands=function(){this.generatedCommands=[]};e.prototype.runGeneratedCommands=
6function(){this.onPlacement(this.generatedCommands)};e.prototype.generate=function(a,b){var c=this.possibilities[a];if(!c)throw Error("No possibility exists under '"+a+"'");if(!c.contents)throw Error("Possibility '"+a+"' has no possibile outcomes.");return this.generateChildren(c,this.objectCopy(b))};e.prototype.generateFull=function(a){a=this.generate(a.title,a);var b,c;if(a&&a.children)for(c=0;c<a.children.length;c+=1)switch(b=a.children[c],b.type){case "Known":this.generatedCommands.push(b);break;
7case "Random":this.generateFull(b);break;default:throw Error("Unknown child type: "+b.type);}};e.prototype.generateChildren=function(a,b,c){var d=a.contents,e=d.spacing||0;a=this.objectMerge(a,b);c=d.direction||c;switch(d.mode){case "Random":c=this.generateRandom(d,a,c,e);break;case "Certain":c=this.generateCertain(d,a,c,e);break;case "Repeat":c=this.generateRepeat(d,a,c,e);break;case "Multiple":c=this.generateMultiple(d,a,c,e);break;default:throw Error("Unknown contents mode: "+d.mode);}return this.wrapChoicePositionExtremes(c)};
8e.prototype.generateCertain=function(a,b,c,d){var e=this;return a.children.map(function(a){if("Final"===a.type)return e.parseChoiceFinal(a,b,c);if(a=e.parseChoice(a,b,c))"Known"!==a.type&&(a.contents=e.generate(a.title,b)),e.shrinkPositionByChild(b,a,c,d);return a}).filter(function(a){return void 0!==a})};e.prototype.generateRepeat=function(a,b,c,d){a=a.children;for(var e=[],g,f=0;this.positionIsNotEmpty(b,c);){g=a[f];"Final"===g.type?g=this.parseChoiceFinal(g,b,c):(g=this.parseChoice(g,b,c))&&"Known"!==
9g.type&&(g.contents=this.generate(g.title,b));if(g&&this.choiceFitsPosition(g,b))this.shrinkPositionByChild(b,g,c,d),e.push(g);else break;f+=1;f>=a.length&&(f=0)}return e};e.prototype.generateRandom=function(a,b,c,d){for(var e=[],f;this.positionIsNotEmpty(b,c);){f=this.generateChild(a,b,c);if(!f)break;this.shrinkPositionByChild(b,f,c,d);e.push(f);if(a.limit&&e.length>a.limit)return}return e};e.prototype.generateMultiple=function(a,b,c,d){var e=this;return a.children.map(function(a){a=e.parseChoice(a,
10e.objectCopy(b),c);c&&e.movePositionBySpacing(b,c,d);return a})};e.prototype.generateChild=function(a,b,c){return(a=this.chooseAmongPosition(a.children,b))?this.parseChoice(a,b,c):void 0};e.prototype.parseChoice=function(a,b,c){var d=a.title,e=this.possibilities[d],d={title:d,type:a.type,arguments:a.arguments instanceof Array?this.chooseAmong(a.arguments).values:a.arguments,width:void 0,height:void 0,top:void 0,right:void 0,bottom:void 0,left:void 0};this.ensureSizingOnChoice(d,a,e);this.ensureDirectionBoundsOnChoice(d,
11b);d[c]=d[m[c]]+d[k[c]];switch(e.contents.snap){case "top":d.bottom=d.top-d.height;break;case "right":d.left=d.right-d.width;break;case "bottom":d.top=d.bottom+d.height;break;

11case "left":d.right=d.left+d.width}a.stretch&&(d.arguments||(d.arguments={}),a.stretch.width&&(d.left=b.left,d.right=b.right,d.width=d.right-d.left,d.arguments.width=d.width),a.stretch.height&&(d.top=b.top,d.bottom=b.bottom,d.height=d.top-d.bottom,d.arguments.height=d.height));return d};e.prototype.parseChoiceFinal=function(a,
12b,c){c=this.possibilities[a.source];return{type:"Known",title:a.title,arguments:a.arguments,width:c.width,height:c.height,top:b.top,right:b.right,bottom:b.bottom,left:b.left}};e.prototype.chooseAmong=function(a){if(a.length){if(1===a.length)return a[0];var b=this.randomPercentage(),c=0,d;for(d=0;d<a.length;d+=1)if(c+=a[d].percent,c>=b)return a[d]}};e.prototype.chooseAmongPosition=function(a,b){var c=b.right-b.left,d=b.top-b.bottom,e=this;return this.chooseAmong(a.filter(function(a){return e.choiceFitsSize(e.possibilities[a.title],
13c,d)}))};e.prototype.choiceFitsSize=function(a,b,c){return a.width<=b&&a.height<=c};e.prototype.choiceFitsPosition=function(a,b){return this.choiceFitsSize(a,b.right-b.left,b.top-b.bottom)};e.prototype.positionIsNotEmpty=function(a,b){return"right"===b||"left"===b?a.left<a.right:a.top>a.bottom};e.prototype.shrinkPositionByChild=function(a,b,c,d){void 0===d&&(d=0);switch(c){case "top":a.bottom=b.top+this.spacingCalculator.calculateFromSpacing(d);break;case "right":a.left=b.right+this.spacingCalculator.calculateFromSpacing(d);
14break;case "bottom":a.top=b.bottom-this.spacingCalculator.calculateFromSpacing(d);break;case "left":a.right=b.left-this.spacingCalculator.calculateFromSpacing(d)}};e.prototype.movePositionBySpacing=function(a,b,c){void 0===c&&(c=0);c=this.spacingCalculator.calculateFromSpacing(c);switch(b){case "top":a.top+=c;a.bottom+=c;break;case "right":a.left+=c;a.right+=c;break;case "bottom":a.top-=c;a.bottom-=c;break;case "left":a.left-=c;a.right-=c;break;default:throw Error("Unknown direction: "+b);}};e.prototype.wrapChoicePositionExtremes=
15function(a){var b,c,d;if(a&&a.length){c=a[0];b={title:void 0,top:c.top,right:c.right,bottom:c.bottom,left:c.left,width:void 0,height:void 0,children:a};if(1===a.length)return b;for(d=1;d<a.length;d+=1){c=a[d];if(!Object.keys(c).length)return b;b.top=Math.max(b.top,c.top);b.right=Math.max(b.right,c.right);b.bottom=Math.min(b.bottom,c.bottom);b.left=Math.min(b.left,c.left)}b.width=b.right-b.left;b.height=b.top-b.bottom;return b}};e.prototype.ensureSizingOnChoice=function(a,b,c){var d,e;for(e in h)h.hasOwnProperty(e)&&
16(d=h[e],a[d]=b.sizing&&"undefined"!==typeof b.sizing[d]?b.sizing[d]:c[d])};e.prototype.ensureDirectionBoundsOnChoice=function(a,b){for(var c in f)f.hasOwnProperty(c)&&(a[f[c]]=b[f[c]])};e.prototype.randomPercentage=function(){return Math.floor(100*this.random())+1};e.prototype.randomBetween=function(a,b){return Math.floor(this.random()*(1+b-a))+a};e.prototype.objectCopy=function(a){var b={},c;for(c in a)a.hasOwnProperty(c)&&(b[c]=a[c]);return b};e.prototype.objectMerge=function(a,b){var c=this.objectCopy(a),
17d;for(d in b)b.hasOwnProperty(d)&&!c.hasOwnProperty(d)&&(c[d]=b[d]);return c};return e}();l.WorldSeedr=n})(WorldSeedr||(WorldSeedr={}));