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rot.min.js
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rot.min.js
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function _assertThisInitialized(r){if(void 0===r)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return r}
function _createForOfIteratorHelperLoose(r,y){var x="undefined"!==typeof Symbol&&r[Symbol.iterator]||r["@@iterator"];if(x)return(x=x.call(r)).next.bind(x);if(Array.isArray(r)||(x=_unsupportedIterableToArray(r))||y&&r&&"number"===typeof r.length){x&&(r=x);var E=0;return function(){return E>=r.length?{done:!0}:{done:!1,value:r[E++]}}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");}
function _unsupportedIterableToArray(r,y){if(r){if("string"===typeof r)return _arrayLikeToArray(r,y);var x=Object.prototype.toString.call(r).slice(8,-1);"Object"===x&&r.constructor&&(x=r.constructor.name);if("Map"===x||"Set"===x)return Array.from(r);if("Arguments"===x||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(x))return _arrayLikeToArray(r,y)}}function _arrayLikeToArray(r,y){if(null==y||y>r.length)y=r.length;for(var x=0,E=Array(y);x<y;x++)E[x]=r[x];return E}
function _inheritsLoose(r,y){r.prototype=Object.create(y.prototype);r.prototype.constructor=r;_setPrototypeOf(r,y)}function _setPrototypeOf(r,y){_setPrototypeOf=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(x,E){x.__proto__=E;return x};return _setPrototypeOf(r,y)}
(function(r,y){"object"===typeof exports&&"undefined"!==typeof module?y(exports):"function"===typeof define&&define.amd?define(["exports"],y):(r="undefined"!==typeof globalThis?globalThis:r||self,y(r.ROT={}))})(this,function(r){function y(k,h){return(k%h+h)%h}function x(k,h,d){void 0===h&&(h=0);void 0===d&&(d=1);return k<h?h:k>d?d:k}function E(k){return k.charAt(0).toUpperCase()+k.substring(1)}function U(k){for(var h=arguments.length,d=Array(1<h?h-1:0),a=1;a<h;a++)d[a-1]=arguments[a];var b=U.map;
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a[1]));if(c)for(this._ctx.fillStyle=e,b=[].concat(c),c=0;c<b.length;c++)this._ctx.fillText(b[c],a[0],Math.ceil(a[1]))};d.computeSize=function(a,b){this._options.transpose&&(a+=b,b=a-b,a-=b);return[Math.floor(a/this._spacingX)-1,Math.floor((b-2*this._hexSize)/this._spacingY+1)]};d.computeFontSize=function(a,b){this._options.transpose&&(a+=b,b=a-b,a-=b);a=Math.min(2*a/((this._options.width+1)*Math.sqrt(3))-1,b/(2+1.5*(this._options.height-1)));b=this._ctx.font;this._ctx.font="100px "+this._options.fontFamily;
var c=Math.ceil(this._ctx.measureText("W").width);this._ctx.font=b;a=Math.floor(a)+1;return Math.ceil(2*a/(this._options.spacing*(1+c/100/Math.sqrt(3))))-1};d._normalizedEventToPosition=function(a,b){if(this._options.transpose){a+=b;b=a-b;a-=b;var c=this._ctx.canvas.width}else c=this._ctx.canvas.height;b=Math.floor(b/(c/this._options.height));y(b,2)?(a-=this._spacingX,a=1+2*Math.floor(a/(2*this._spacingX))):a=2*Math.floor(a/(2*this._spacingX));return[a,b]};d._fill=function(a,b){var c=this._hexSize,
e=this._options.border,f=this._ctx;f.beginPath();this._options.transpose?(f.moveTo(a-c+e,b),f.lineTo(a-c/2+e,b+this._spacingX-e),f.lineTo(a+c/2-e,b+this._spacingX-e),f.lineTo(a+c-e,b),f.lineTo(a+c/2-e,b-this._spacingX+e),f.lineTo(a-c/2+e,b-this._spacingX+e),f.lineTo(a-c+e,b)):(f.moveTo(a,b-c+e),f.lineTo(a+this._spacingX-e,b-c/2+e),f.lineTo(a+this._spacingX-e,b+c/2-e),f.lineTo(a,b+c-e),f.lineTo(a-this._spacingX+e,b+c/2-e),f.lineTo(a-this._spacingX+e,b-c/2+e),f.lineTo(a,b-c+e));f.fill()};d._updateSize=
function(){var a=this._options,b=Math.ceil(this._ctx.measureText("W").width);this._hexSize=Math.floor(a.spacing*(a.fontSize+b/Math.sqrt(3))/2);this._spacingX=this._hexSize*Math.sqrt(3)/2;this._spacingY=1.5*this._hexSize;if(a.transpose){b="height";var c="width"}else b="width",c="height";this._ctx.canvas[b]=Math.ceil((a.width+1)*this._spacingX);this._ctx.canvas[c]=Math.ceil((a.height-1)*this._spacingY+2*this._hexSize)};return h}(N),J=function(k){function h(){var a=k.call(this)||this;a._spacingX=0;a._spacingY=
0;a._canvasCache={};return a}_inheritsLoose(h,k);var d=h.prototype;d.setOptions=function(a){k.prototype.setOptions.call(this,a);this._canvasCache={}};d.draw=function(a,b){h.cache?this._drawWithCache(a):this._drawNoCache(a,b)};d._drawWithCache=function(a){var b=a[0],c=a[1],e=a[2],f=a[3],g=a[4];a=""+e+f+g;if(a in this._canvasCache)var l=this._canvasCache[a];else{var m=this._options.border;l=document.createElement("canvas");var n=l.getContext("2d");l.width=this._spacingX;l.height=this._spacingY;n.fillStyle=
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b));if(f)for(this._ctx.fillStyle=g,f=[].concat(f),g=0;g<f.length;g++)this._ctx.fillText(f[g],(c+.5)*this._spacingX,Math.ceil((e+.5)*this._spacingY))};d.computeSize=function(a,b){return[Math.floor(a/this._spacingX),Math.floor(b/this._spacingY)]};d.computeFontSize=function(a,b){a=Math.floor(a/this._options.width);b=Math.floor(b/this._options.height);var c=this._ctx.font;this._ctx.font="100px "+this._options.fontFamily;var e=Math.ceil(this._ctx.measureText("W").width);this._ctx.font=c;a=e/100*b/a;1<
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a.height*this._spacingY};return h}(N);J.cache=!1;var F=function(k){function h(){var a=k.call(this)||this;a._colorCanvas=document.createElement("canvas");return a}_inheritsLoose(h,k);var d=h.prototype;d.draw=function(a,b){var c=a[0],e=a[1],f=a[2],g=a[3],l=a[4];a=this._options.tileWidth;var m=this._options.tileHeight;b&&(this._options.tileColorize?this._ctx.clearRect(c*a,e*m,a,m):(this._ctx.fillStyle=l,this._ctx.fillRect(c*a,e*m,a,m)));if(f)for(b=[].concat(f),g=[].concat(g),l=[].concat(l),f=0;f<b.length;f++){var n=
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c*a,e*m,a,m)}else this._ctx.drawImage(this._options.tileSet,n[0],n[1],a,m,c*a,e*m,a,m)}};d.computeSize=function(a,b){return[Math.floor(a/this._options.tileWidth),Math.floor(b/this._options.tileHeight)]};d.computeFontSize=function(){throw Error("Tile backend does not understand font size");};d._normalizedEventToPosition=function(a,b){return[Math.floor(a/this._options.tileWidth),Math.floor(b/this._options.tileHeight)]};d._updateSize=function(){var a=this._options;this._ctx.canvas.width=a.width*a.tileWidth;
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128,144],lightslategray:[119,136,153],lightslategrey:[119,136,153],mediumslateblue:[123,104,238],lawngreen:[124,252,0],chartreuse:[127,255,0],aquamarine:[127,255,212],maroon:[128,0,0],purple:[128,0,128],olive:[128,128,0],gray:[128,128,128],grey:[128,128,128],skyblue:[135,206,235],lightskyblue:[135,206,250],blueviolet:[138,43,226],darkred:[139,0,0],darkmagenta:[139,0,139],saddlebrown:[139,69,19],darkseagreen:[143,188,143],lightgreen:[144,238,144],mediumpurple:[147,112,216],darkviolet:[148,0,211],palegreen:[152,
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c||this._defaultDuration);return k.prototype.add.call(this,a,b)};d.clear=function(){this._duration=this._defaultDuration;return k.prototype.clear.call(this)};d.remove=function(a){a==this._current&&(this._duration=this._defaultDuration);return k.prototype.remove.call(this,a)};d.next=function(){null!==this._current&&-1!=this._repeat.indexOf(this._current)&&(this._queue.add(this._current,this._duration||this._defaultDuration),this._duration=this._defaultDuration);return k.prototype.next.call(this)};
d.setDuration=function(a){this._current&&(this._duration=a);return this};return h}(D);J={Simple:J,Speed:F,Action:D};z=function(){function k(h,d){void 0===d&&(d={});this._lightPasses=h;this._options=Object.assign({topology:8},d)}k.prototype._getCircle=function(h,d,a){var b=[];switch(this._options.topology){case 4:var c=1;var e=[0,1];var f=[C[8][7],C[8][1],C[8][3],C[8][5]];break;case 6:f=C[6];c=1;e=[-1,1];break;case 8:f=C[4];c=2;e=[-1,1];break;default:throw Error("Incorrect topology for FOV computation");
}h+=e[0]*a;d+=e[1]*a;for(e=0;e<f.length;e++)for(var g=0;g<a*c;g++)b.push([h,d]),h+=f[e][0],d+=f[e][1];return b};return k}();F=function(k){function h(){return k.apply(this,arguments)||this}_inheritsLoose(h,k);var d=h.prototype;d.compute=function(a,b,c,e){e(a,b,0,1);if(this._lightPasses(a,b))for(var f=[],g,l,m,n,p,q=1;q<=c;q++)for(var u=this._getCircle(a,b,q),v=360/u.length,w=0;w<u.length;w++)if(m=u[w][0],n=u[w][1],g=v*(w-.5),l=g+v,p=!this._lightPasses(m,n),this._visibleCoords(Math.floor(g),Math.ceil(l),
p,f)&&e(m,n,q,1),2==f.length&&0==f[0]&&360==f[1])return};d._visibleCoords=function(a,b,c,e){if(0>a)return b=this._visibleCoords(0,b,c,e),a=this._visibleCoords(360+a,360,c,e),b||a;for(var f=0;f<e.length&&e[f]<a;)f++;if(f==e.length)return c&&e.push(a,b),!0;var g=0;if(f%2){for(;f<e.length&&e[f]<b;)f++,g++;if(0==g)return!1;c&&(g%2?e.splice(f-g,g,b):e.splice(f-g,g))}else{for(;f<e.length&&e[f]<b;)f++,g++;if(a==e[f-g]&&1==g)return!1;c&&(g%2?e.splice(f-g,g,a):e.splice(f-g,g,a,b))}return!0};return h}(z);D=
function(k){function h(){return k.apply(this,arguments)||this}_inheritsLoose(h,k);var d=h.prototype;d.compute=function(a,b,c,e){e(a,b,0,1);if(this._lightPasses(a,b))for(var f=[],g,l,m,n,p,q=1;q<=c;q++)for(var u=this._getCircle(a,b,q),v=u.length,w=0;w<v;w++)if(g=u[w][0],l=u[w][1],n=[w?2*w-1:2*v-1,2*v],p=[2*w+1,2*v],m=!this._lightPasses(g,l),(m=this._checkVisibility(n,p,m,f))&&e(g,l,q,m),2==f.length&&0==f[0][0]&&f[1][0]==f[1][1])return};d._checkVisibility=function(a,b,c,e){if(a[0]>b[0])return a=this._checkVisibility(a,
[a[1],a[1]],c,e),b=this._checkVisibility([0,1],b,c,e),(a+b)/2;for(var f=0,g=!1;f<e.length;){var l=e[f];l=l[0]*a[1]-a[0]*l[1];if(0<=l){0!=l||f%2||(g=!0);break}f++}l=e.length;for(var m=!1;l--;){var n=e[l];n=b[0]*n[1]-n[0]*b[1];if(0<=n){0==n&&l%2&&(m=!0);break}}n=!0;f==l&&(g||m)?n=!1:g&&m&&f+1==l&&l%2?n=!1:f>l&&f%2&&(n=!1);if(!n)return 0;g=l-f+1;if(g%2)f%2?(l=e[f],l=(b[0]*l[1]-l[0]*b[1])/(l[1]*b[1]),c&&e.splice(f,g,b)):(l=e[l],l=(l[0]*a[1]-a[0]*l[1])/(a[1]*l[1]),c&&e.splice(f,g,a));else if(f%2)m=e[f],
l=e[l],l=(l[0]*m[1]-m[0]*l[1])/(m[1]*l[1]),c&&e.splice(f,g);else return c&&e.splice(f,g,a,b),1;return l/((b[0]*a[1]-a[0]*b[1])/(a[1]*b[1]))};return h}(z);var G=[[-1,0,0,1],[0,-1,1,0],[0,-1,-1,0],[-1,0,0,-1],[1,0,0,-1],[0,1,-1,0],[0,1,1,0],[1,0,0,1]];z=function(k){function h(){return k.apply(this,arguments)||this}_inheritsLoose(h,k);var d=h.prototype;d.compute=function(a,b,c,e){e(a,b,0,1);for(var f=0;f<G.length;f++)this._renderOctant(a,b,G[f],c,e)};d.compute180=function(a,b,c,e,f){f(a,b,0,1);var g=
(e-1+8)%8,l=(e+1+8)%8;this._renderOctant(a,b,G[(e-2+8)%8],c,f);this._renderOctant(a,b,G[g],c,f);this._renderOctant(a,b,G[e],c,f);this._renderOctant(a,b,G[l],c,f)};d.compute90=function(a,b,c,e,f){f(a,b,0,1);var g=(e-1+8)%8;this._renderOctant(a,b,G[e],c,f);this._renderOctant(a,b,G[g],c,f)};d._renderOctant=function(a,b,c,e,f){this._castVisibility(a,b,1,1,0,e+1,c[0],c[1],c[2],c[3],f)};d._castVisibility=function(a,b,c,e,f,g,l,m,n,p,q){if(!(e<f))for(;c<=g;c++){for(var u=-c-1,v=-c,w=!1,A=0;0>=u;){u+=1;var B=
a+u*l+v*m,ba=b+u*n+v*p,na=(u-.5)/(v+.5),ca=(u+.5)/(v-.5);if(!(ca>e)){if(na<f)break;u*u+v*v<g*g&&q(B,ba,c,1);w?this._lightPasses(B,ba)?(w=!1,e=A):A=ca:!this._lightPasses(B,ba)&&c<g&&(w=!0,this._castVisibility(a,b,c+1,e,na,g,l,m,n,p,q),A=ca)}}if(w)break}};return h}(z);F={DiscreteShadowcasting:F,PreciseShadowcasting:D,RecursiveShadowcasting:z};z=function(){function k(h,d){void 0===h&&(h=80);void 0===d&&(d=25);this._width=h;this._height=d}k.prototype._fillMap=function(h){for(var d=[],a=0;a<this._width;a++){d.push([]);
for(var b=0;b<this._height;b++)d[a].push(h)}return d};return k}();D=function(k){function h(){return k.apply(this,arguments)||this}_inheritsLoose(h,k);h.prototype.create=function(d){for(var a=this._width-1,b=this._height-1,c=0;c<=a;c++)for(var e=0;e<=b;e++)d(c,e,c&&e&&c<a&&e<b?0:1);return this};return h}(z);var L=function(k){function h(a,b){a=k.call(this,a,b)||this;a._rooms=[];a._corridors=[];return a}_inheritsLoose(h,k);var d=h.prototype;d.getRooms=function(){return this._rooms};d.getCorridors=function(){return this._corridors};
return h}(z),H=function(){},T=function(k){function h(a,b,c,e,f,g){var l=k.call(this)||this;l._x1=a;l._y1=b;l._x2=c;l._y2=e;l._doors={};void 0!==f&&void 0!==g&&l.addDoor(f,g);return l}_inheritsLoose(h,k);h.createRandomAt=function(a,b,c,e,f){var g=f.roomWidth[0],l=f.roomWidth[1],m=t.getUniformInt(g,l);g=f.roomHeight[0];l=f.roomHeight[1];f=t.getUniformInt(g,l);if(1==c)return c=b-Math.floor(t.getUniform()*f),new this(a+1,c,a+m,c+f-1,a,b);if(-1==c)return c=b-Math.floor(t.getUniform()*f),new this(a-m,c,
a-1,c+f-1,a,b);if(1==e)return c=a-Math.floor(t.getUniform()*m),new this(c,b+1,c+m-1,b+f,a,b);if(-1==e)return c=a-Math.floor(t.getUniform()*m),new this(c,b-f,c+m-1,b-1,a,b);throw Error("dx or dy must be 1 or -1");};h.createRandomCenter=function(a,b,c){var e=c.roomWidth[0],f=c.roomWidth[1],g=t.getUniformInt(e,f);e=c.roomHeight[0];f=c.roomHeight[1];c=t.getUniformInt(e,f);a-=Math.floor(t.getUniform()*g);b-=Math.floor(t.getUniform()*c);return new this(a,b,a+g-1,b+c-1)};h.createRandom=function(a,b,c){var e=
c.roomWidth[0],f=c.roomWidth[1],g=t.getUniformInt(e,f);e=c.roomHeight[0];f=c.roomHeight[1];c=t.getUniformInt(e,f);a=a-g-1;b=b-c-1;a=1+Math.floor(t.getUniform()*a);b=1+Math.floor(t.getUniform()*b);return new this(a,b,a+g-1,b+c-1)};var d=h.prototype;d.addDoor=function(a,b){this._doors[a+","+b]=1;return this};d.getDoors=function(a){for(var b in this._doors){var c=b.split(",");a(parseInt(c[0]),parseInt(c[1]))}return this};d.clearDoors=function(){this._doors={};return this};d.addDoors=function(a){for(var b=
this._x1-1,c=this._x2+1,e=this._y1-1,f=this._y2+1,g=b;g<=c;g++)for(var l=e;l<=f;l++)if(g==b||g==c||l==e||l==f)a(g,l)||this.addDoor(g,l);return this};d.debug=function(){console.log("room",this._x1,this._y1,this._x2,this._y2)};d.isValid=function(a,b){for(var c=this._x1-1,e=this._x2+1,f=this._y1-1,g=this._y2+1,l=c;l<=e;l++)for(var m=f;m<=g;m++)if(l==c||l==e||m==f||m==g){if(!a(l,m))return!1}else if(!b(l,m))return!1;return!0};d.create=function(a){for(var b=this._x1-1,c=this._x2+1,e=this._y1-1,f=this._y2+
1,g,l=b;l<=c;l++)for(var m=e;m<=f;m++)g=l+","+m in this._doors?2:l==b||l==c||m==e||m==f?1:0,a(l,m,g)};d.getCenter=function(){return[Math.round((this._x1+this._x2)/2),Math.round((this._y1+this._y2)/2)]};d.getLeft=function(){return this._x1};d.getRight=function(){return this._x2};d.getTop=function(){return this._y1};d.getBottom=function(){return this._y2};return h}(H),da=function(k){function h(a,b,c,e){var f=k.call(this)||this;f._startX=a;f._startY=b;f._endX=c;f._endY=e;f._endsWithAWall=!0;return f}
_inheritsLoose(h,k);h.createRandomAt=function(a,b,c,e,f){f=t.getUniformInt(f.corridorLength[0],f.corridorLength[1]);return new this(a,b,a+c*f,b+e*f)};var d=h.prototype;d.debug=function(){console.log("corridor",this._startX,this._startY,this._endX,this._endY)};d.isValid=function(a,b){var c=this._startX,e=this._startY,f=this._endX-c,g=this._endY-e,l=1+Math.max(Math.abs(f),Math.abs(g));f&&(f/=Math.abs(f));g&&(g/=Math.abs(g));for(var m=g,n=-f,p=!0,q=0;q<l;q++){var u=c+q*f,v=e+q*g;b(u,v)||(p=!1);a(u+m,
v+n)||(p=!1);a(u-m,v-n)||(p=!1);if(!p){l=q;this._endX=u-f;this._endY=v-g;break}}if(0==l||1==l&&a(this._endX+f,this._endY+g))return!1;b=!a(this._endX+f+m,this._endY+g+n);m=!a(this._endX+f-m,this._endY+g-n);this._endsWithAWall=a(this._endX+f,this._endY+g);return(b||m)&&this._endsWithAWall?!1:!0};d.create=function(a){var b=this._startX,c=this._startY,e=this._endX-b,f=this._endY-c,g=1+Math.max(Math.abs(e),Math.abs(f));e&&(e/=Math.abs(e));f&&(f/=Math.abs(f));for(var l=0;l<g;l++)a(b+l*e,c+l*f,0);return!0};
d.createPriorityWalls=function(a){if(this._endsWithAWall){var b=this._endX-this._startX,c=this._endY-this._startY;b&&(b/=Math.abs(b));c&&(c/=Math.abs(c));var e=c,f=-b;a(this._endX+b,this._endY+c);a(this._endX+e,this._endY+f);a(this._endX-e,this._endY-f)}};return h}(H);H=function(k){function h(a,b,c){a=k.call(this,a,b)||this;a._options={roomWidth:[3,9],roomHeight:[3,5],roomDugPercentage:.1,timeLimit:1E3};Object.assign(a._options,c);a._map=[];a._dug=0;a._roomAttempts=20;a._corridorAttempts=20;a._connected=
[];a._unconnected=[];a._digCallback=a._digCallback.bind(_assertThisInitialized(a));a._canBeDugCallback=a._canBeDugCallback.bind(_assertThisInitialized(a));a._isWallCallback=a._isWallCallback.bind(_assertThisInitialized(a));return a}_inheritsLoose(h,k);var d=h.prototype;d.create=function(a){for(var b=Date.now();;){if(Date.now()-b>this._options.timeLimit)return null;this._map=this._fillMap(1);this._dug=0;this._rooms=[];this._unconnected=[];this._generateRooms();if(!(2>this._rooms.length)&&this._generateCorridors())break}if(a)for(b=
0;b<this._width;b++)for(var c=0;c<this._height;c++)a(b,c,this._map[b][c]);return this};d._generateRooms=function(){var a=this._width-2,b=this._height-2;do{var c=this._generateRoom();if(this._dug/(a*b)>this._options.roomDugPercentage)break}while(c)};d._generateRoom=function(){for(var a=0;a<this._roomAttempts;){a++;var b=T.createRandom(this._width,this._height,this._options);if(b.isValid(this._isWallCallback,this._canBeDugCallback))return b.create(this._digCallback),this._rooms.push(b),b}return null};
d._generateCorridors=function(){for(var a=0;a<this._corridorAttempts;){a++;this._corridors=[];this._map=this._fillMap(1);for(var b=0;b<this._rooms.length;b++){var c=this._rooms[b];c.clearDoors();c.create(this._digCallback)}this._unconnected=t.shuffle(this._rooms.slice());this._connected=[];for(this._unconnected.length&&this._connected.push(this._unconnected.pop());;){b=t.getItem(this._connected);if(!b)break;b=this._closestRoom(this._unconnected,b);if(!b)break;c=this._closestRoom(this._connected,b);
if(!c)break;if(!this._connectRooms(b,c))break;if(!this._unconnected.length)return!0}}return!1};d._closestRoom=function(a,b){var c=Infinity;b=b.getCenter();for(var e=null,f=0;f<a.length;f++){var g=a[f],l=g.getCenter(),m=l[0]-b[0];l=l[1]-b[1];m=m*m+l*l;m<c&&(c=m,e=g)}return e};d._connectRooms=function(a,b){var c=a.getCenter(),e=b.getCenter(),f=e[0]-c[0];c=e[1]-c[1];if(Math.abs(f)<Math.abs(c)){f=0<c?2:0;var g=(f+2)%4;var l=b.getLeft();var m=b.getRight();c=0}else f=0<f?1:3,g=(f+2)%4,l=b.getTop(),m=b.getBottom(),
c=1;f=this._placeInWall(a,f);if(!f)return!1;if(f[c]>=l&&f[c]<=m){e=f.slice();l=0;switch(g){case 0:l=b.getTop()-1;break;case 1:l=b.getRight()+1;break;case 2:l=b.getBottom()+1;break;case 3:l=b.getLeft()-1}e[(c+1)%2]=l;this._digLine([f,e])}else if(f[c]<l-1||f[c]>m+1){e=f[c]-e[c];l=0;switch(g){case 0:case 1:l=0>e?3:1;break;case 2:case 3:l=0>e?1:3}e=this._placeInWall(b,(g+l)%4);if(!e)return!1;g=[0,0];g[c]=f[c];c=(c+1)%2;g[c]=e[c];this._digLine([f,g,e])}else{l=(c+1)%2;e=this._placeInWall(b,g);if(!e)return!1;
g=Math.round((e[l]+f[l])/2);m=[0,0];var n=[0,0];m[c]=f[c];m[l]=g;n[c]=e[c];n[l]=g;this._digLine([f,m,n,e])}a.addDoor(f[0],f[1]);b.addDoor(e[0],e[1]);c=this._unconnected.indexOf(a);-1!=c&&(this._unconnected.splice(c,1),this._connected.push(a));c=this._unconnected.indexOf(b);-1!=c&&(this._unconnected.splice(c,1),this._connected.push(b));return!0};d._placeInWall=function(a,b){var c=[0,0],e=[0,0],f=0;switch(b){case 0:e=[1,0];c=[a.getLeft(),a.getTop()-1];f=a.getRight()-a.getLeft()+1;break;case 1:e=[0,
1];c=[a.getRight()+1,a.getTop()];f=a.getBottom()-a.getTop()+1;break;case 2:e=[1,0];c=[a.getLeft(),a.getBottom()+1];f=a.getRight()-a.getLeft()+1;break;case 3:e=[0,1],c=[a.getLeft()-1,a.getTop()],f=a.getBottom()-a.getTop()+1}a=[];b=-2;for(var g=0;g<f;g++){var l=c[0]+g*e[0],m=c[1]+g*e[1];a.push(null);1==this._map[l][m]?b!=g-1&&(a[g]=[l,m]):(b=g)&&(a[g-1]=null)}for(c=a.length-1;0<=c;c--)a[c]||a.splice(c,1);return a.length?t.getItem(a):null};d._digLine=function(a){for(var b=1;b<a.length;b++){var c=a[b-
1],e=a[b];c=new da(c[0],c[1],e[0],e[1]);c.create(this._digCallback);this._corridors.push(c)}};d._digCallback=function(a,b,c){this._map[a][b]=c;0==c&&this._dug++};d._isWallCallback=function(a,b){return 0>a||0>b||a>=this._width||b>=this._height?!1:1==this._map[a][b]};d._canBeDugCallback=function(a,b){return 1>a||1>b||a+1>=this._width||b+1>=this._height?!1:1==this._map[a][b]};return h}(L);var I=function(k){function h(a,b,c){void 0===c&&(c={});a=k.call(this,a,b)||this;a._options={born:[5,6,7,8],survive:[4,
5,6,7,8],topology:8};a.setOptions(c);a._dirs=C[a._options.topology];a._map=a._fillMap(0);return a}_inheritsLoose(h,k);var d=h.prototype;d.randomize=function(a){for(var b=0;b<this._width;b++)for(var c=0;c<this._height;c++)this._map[b][c]=t.getUniform()<a?1:0;return this};d.setOptions=function(a){Object.assign(this._options,a)};d.set=function(a,b,c){this._map[a][b]=c};d.create=function(a){for(var b=this._fillMap(0),c=this._options.born,e=this._options.survive,f=0;f<this._height;f++){var g=1,l=0;6==
this._options.topology&&(g=2,l=f%2);for(;l<this._width;l+=g){var m=this._map[l][f],n=this._getNeighbors(l,f);m&&-1!=e.indexOf(n)?b[l][f]=1:m||-1==c.indexOf(n)||(b[l][f]=1)}}this._map=b;a&&this._serviceCallback(a)};d._serviceCallback=function(a){for(var b=0;b<this._height;b++){var c=1,e=0;6==this._options.topology&&(c=2,e=b%2);for(;e<this._width;e+=c)a(e,b,this._map[e][b])}};d._getNeighbors=function(a,b){for(var c=0,e=0;e<this._dirs.length;e++){var f=this._dirs[e],g=a+f[0];f=b+f[1];0>g||g>=this._width||
0>f||f>=this._height||(c+=1==this._map[g][f]?1:0)}return c};d.connect=function(a,b,c){b||=0;var e=[],f={},g=1,l=[0,0];6==this._options.topology&&(g=2,l=[0,1]);for(var m=0;m<this._height;m++)for(var n=l[m%2];n<this._width;n+=g)if(this._freeSpace(n,m,b)){var p=[n,m];f[this._pointKey(p)]=p;e.push([n,m])}g=e[t.getUniformInt(0,e.length-1)];l=this._pointKey(g);e={};e[l]=g;delete f[l];for(this._findConnected(e,f,[g],!1,b);0<Object.keys(f).length;){l=this._getFromTo(e,f);g=l[0];m=l[1];l={};l[this._pointKey(g)]=
g;this._findConnected(l,f,[g],!0,b);(6==this._options.topology?this._tunnelToConnected6:this._tunnelToConnected).call(this,m,g,e,f,b,c);for(var q in l)g=l[q],this._map[g[0]][g[1]]=b,e[q]=g,delete f[q]}a&&this._serviceCallback(a)};d._getFromTo=function(a,b){for(var c=[0,0],e=[0,0],f,g=Object.keys(a),l=Object.keys(b),m=0;5>m&&!(g.length<l.length?(c=g,e=a[c[t.getUniformInt(0,c.length-1)]],c=this._getClosest(e,b)):(c=l,c=b[c[t.getUniformInt(0,c.length-1)]],e=this._getClosest(c,a)),f=(c[0]-e[0])*(c[0]-
e[0])+(c[1]-e[1])*(c[1]-e[1]),64>f);m++);return[c,e]};d._getClosest=function(a,b){var c=null,e=null,f;for(f in b){var g=b[f],l=(g[0]-a[0])*(g[0]-a[0])+(g[1]-a[1])*(g[1]-a[1]);if(null==e||l<e)e=l,c=g}return c};d._findConnected=function(a,b,c,e,f){for(;0<c.length;){var g=c.splice(0,1)[0];g=6==this._options.topology?[[g[0]+2,g[1]],[g[0]+1,g[1]-1],[g[0]-1,g[1]-1],[g[0]-2,g[1]],[g[0]-1,g[1]+1],[g[0]+1,g[1]+1]]:[[g[0]+1,g[1]],[g[0]-1,g[1]],[g[0],g[1]+1],[g[0],g[1]-1]];for(var l=0;l<g.length;l++){var m=
this._pointKey(g[l]);null==a[m]&&this._freeSpace(g[l][0],g[l][1],f)&&(a[m]=g[l],e||delete b[m],c.push(g[l]))}}};d._tunnelToConnected=function(a,b,c,e,f,g){if(b[0]<a[0]){var l=b;var m=a}else l=a,m=b;for(var n=l[0];n<=m[0];n++){this._map[n][l[1]]=f;var p=[n,l[1]],q=this._pointKey(p);c[q]=p;delete e[q]}g&&l[0]<m[0]&&g(l,[m[0],l[1]]);n=m[0];b[1]<a[1]?(l=b,m=a):(l=a,m=b);for(a=l[1];a<m[1];a++)this._map[n][a]=f,b=[n,a],p=this._pointKey(b),c[p]=b,delete e[p];g&&l[1]<m[1]&&g([m[0],l[1]],[m[0],m[1]])};d._tunnelToConnected6=
function(a,b,c,e,f,g){if(b[0]<a[0]){var l=b;var m=a}else l=a,m=b;var n=l[0];for(l=l[1];n!=m[0]||l!=m[1];){var p=2;l<m[1]?(l++,p=1):l>m[1]&&(l--,p=1);n=n<m[0]?n+p:n>m[0]?n-p:m[1]%2?n-p:n+p;this._map[n][l]=f;p=[n,l];var q=this._pointKey(p);c[q]=p;delete e[q]}g&&g(b,a)};d._freeSpace=function(a,b,c){return 0<=a&&a<this._width&&0<=b&&b<this._height&&this._map[a][b]==c};d._pointKey=function(a){return a[0]+"."+a[1]};return h}(z),ya={room:T,corridor:da};L=function(k){function h(a,b,c){void 0===c&&(c={});
a=k.call(this,a,b)||this;a._options=Object.assign({roomWidth:[3,9],roomHeight:[3,5],corridorLength:[3,10],dugPercentage:.2,timeLimit:1E3},c);a._features={room:4,corridor:4};a._map=[];a._featureAttempts=20;a._walls={};a._dug=0;a._digCallback=a._digCallback.bind(_assertThisInitialized(a));a._canBeDugCallback=a._canBeDugCallback.bind(_assertThisInitialized(a));a._isWallCallback=a._isWallCallback.bind(_assertThisInitialized(a));a._priorityWallCallback=a._priorityWallCallback.bind(_assertThisInitialized(a));
return a}_inheritsLoose(h,k);var d=h.prototype;d.create=function(a){this._rooms=[];this._corridors=[];this._map=this._fillMap(1);this._walls={};this._dug=0;var b=(this._width-2)*(this._height-2);this._firstRoom();var c=Date.now();do{var e=0;if(Date.now()-c>this._options.timeLimit)break;var f=this._findWall();if(!f)break;var g=f.split(",");f=parseInt(g[0]);g=parseInt(g[1]);var l=this._getDiggingDirection(f,g);if(l){var m=0;do if(m++,this._tryFeature(f,g,l[0],l[1])){this._removeSurroundingWalls(f,g);
this._removeSurroundingWalls(f-l[0],g-l[1]);break}while(m<this._featureAttempts);for(var n in this._walls)1<this._walls[n]&&e++}}while(this._dug/b<this._options.dugPercentage||e);this._addDoors();if(a)for(b=0;b<this._width;b++)for(c=0;c<this._height;c++)a(b,c,this._map[b][c]);this._walls={};this._map=[];return this};d._digCallback=function(a,b,c){0==c||2==c?(this._map[a][b]=0,this._dug++):this._walls[a+","+b]=1};d._isWallCallback=function(a,b){return 0>a||0>b||a>=this._width||b>=this._height?!1:1==
this._map[a][b]};d._canBeDugCallback=function(a,b){return 1>a||1>b||a+1>=this._width||b+1>=this._height?!1:1==this._map[a][b]};d._priorityWallCallback=function(a,b){this._walls[a+","+b]=2};d._firstRoom=function(){var a=T.createRandomCenter(Math.floor(this._width/2),Math.floor(this._height/2),this._options);this._rooms.push(a);a.create(this._digCallback)};d._findWall=function(){var a=[],b=[],c;for(c in this._walls)2==this._walls[c]?b.push(c):a.push(c);a=b.length?b:a;if(!a.length)return null;a=t.getItem(a.sort());
delete this._walls[a];return a};d._tryFeature=function(a,b,c,e){var f=t.getWeightedValue(this._features);a=ya[f].createRandomAt(a,b,c,e,this._options);if(!a.isValid(this._isWallCallback,this._canBeDugCallback))return!1;a.create(this._digCallback);a instanceof T&&this._rooms.push(a);a instanceof da&&(a.createPriorityWalls(this._priorityWallCallback),this._corridors.push(a));return!0};d._removeSurroundingWalls=function(a,b){for(var c=C[4],e=0;e<c.length;e++){var f=c[e],g=a+f[0],l=b+f[1];delete this._walls[g+
","+l];g=a+2*f[0];l=b+2*f[1];delete this._walls[g+","+l]}};d._getDiggingDirection=function(a,b){if(0>=a||0>=b||a>=this._width-1||b>=this._height-1)return null;for(var c=null,e=C[4],f=0;f<e.length;f++){var g=e[f];if(!this._map[a+g[0]][b+g[1]]){if(c)return null;c=g}}return c?[-c[0],-c[1]]:null};d._addDoors=function(){function a(f,g){return 1==b[f][g]}for(var b=this._map,c=0;c<this._rooms.length;c++){var e=this._rooms[c];e.clearDoors();e.addDoors(a)}};return h}(L);var za=function(k){function h(){return k.apply(this,
arguments)||this}_inheritsLoose(h,k);h.prototype.create=function(d){for(var a=this._fillMap(1),b=Math.ceil((this._width-2)/2),c=[],e=[],f=0;f<b;f++)c.push(f),e.push(f);c.push(b-1);for(f=1;f+3<this._height;f+=2)for(var g=0;g<b;g++){var l=2*g+1,m=f;a[l][m]=0;g!=c[g+1]&&.375<t.getUniform()&&(ja(g,c,e),a[l+1][m]=0);g!=c[g]&&.375<t.getUniform()?ka(g,c,e):a[l][m+1]=0}for(g=0;g<b;g++)l=2*g+1,m=f,a[l][m]=0,g!=c[g+1]&&(g==c[g]||.375<t.getUniform())&&(ja(g,c,e),a[l+1][m]=0),ka(g,c,e);for(b=0;b<this._width;b++)for(c=
0;c<this._height;c++)d(b,c,a[b][c]);return this};return h}(z),Aa=function(k){function h(){var a=k.apply(this,arguments)||this;a._stack=[];a._map=[];return a}_inheritsLoose(h,k);var d=h.prototype;d.create=function(a){var b=this._width,c=this._height;this._map=[];for(var e=0;e<b;e++){this._map.push([]);for(var f=0;f<c;f++)this._map[e].push(0==e||0==f||e+1==b||f+1==c?1:0)}this._stack=[[1,1,b-2,c-2]];this._process();for(e=0;e<b;e++)for(f=0;f<c;f++)a(e,f,this._map[e][f]);this._map=[];return this};d._process=
function(){for(;this._stack.length;){var a=this._stack.shift();this._partitionRoom(a)}};d._partitionRoom=function(a){for(var b=[],c=[],e=a[0]+1;e<a[2];e++){var f=this._map[e][a[3]+1];!this._map[e][a[1]-1]||!f||e%2||b.push(e)}for(e=a[1]+1;e<a[3];e++)f=this._map[a[2]+1][e],!this._map[a[0]-1][e]||!f||e%2||c.push(e);if(b.length&&c.length){b=t.getItem(b);c=t.getItem(c);this._map[b][c]=1;e=[];f=[];e.push(f);for(var g=a[0];g<b;g++)this._map[g][c]=1,g%2&&f.push([g,c]);f=[];e.push(f);for(g=b+1;g<=a[2];g++)this._map[g][c]=
1,g%2&&f.push([g,c]);f=[];e.push(f);for(g=a[1];g<c;g++)this._map[b][g]=1,g%2&&f.push([b,g]);f=[];e.push(f);for(g=c+1;g<=a[3];g++)this._map[b][g]=1,g%2&&f.push([b,g]);f=t.getItem(e);for(g=0;g<e.length;g++){var l=e[g];l!=f&&(l=t.getItem(l),this._map[l[0]][l[1]]=0)}this._stack.push([a[0],a[1],b-1,c-1]);this._stack.push([b+1,a[1],a[2],c-1]);this._stack.push([a[0],c+1,b-1,a[3]]);this._stack.push([b+1,c+1,a[2],a[3]])}};return h}(z),Ba=function(k){function h(a,b,c){void 0===c&&(c=0);a=k.call(this,a,b)||
this;a._regularity=c;a._map=[];return a}_inheritsLoose(h,k);var d=h.prototype;d.create=function(a){var b=this._width,c=this._height,e=this._fillMap(1);b-=b%2?1:2;c-=c%2?1:2;var f=0,g=[[0,0],[0,0],[0,0],[0,0]];do{var l=1+2*Math.floor(t.getUniform()*(b-1)/2);var m=1+2*Math.floor(t.getUniform()*(c-1)/2);f||(e[l][m]=0);if(!e[l][m]){this._randomize(g);do{0==Math.floor(t.getUniform()*(this._regularity+1))&&this._randomize(g);var n=!0;for(var p=0;4>p;p++){var q=l+2*g[p][0];var u=m+2*g[p][1];if(this._isFree(e,
q,u,b,c)){e[q][u]=0;e[l+g[p][0]][m+g[p][1]]=0;l=q;m=u;n=!1;f++;break}}}while(!n)}}while(f+1<b*c/4);for(b=0;b<this._width;b++)for(c=0;c<this._height;c++)a(b,c,e[b][c]);this._map=[];return this};d._randomize=function(a){for(var b=0;4>b;b++)a[b][0]=0,a[b][1]=0;switch(Math.floor(4*t.getUniform())){case 0:a[0][0]=-1;a[1][0]=1;a[2][1]=-1;a[3][1]=1;break;case 1:a[3][0]=-1;a[2][0]=1;a[1][1]=-1;a[0][1]=1;break;case 2:a[2][0]=-1;a[3][0]=1;a[0][1]=-1;a[1][1]=1;break;case 3:a[1][0]=-1,a[0][0]=1,a[3][1]=-1,a[2][1]=
1}};d._isFree=function(a,b,c,e,f){return 1>b||1>c||b>=e||c>=f?!1:a[b][c]};return h}(z);z=function(k){function h(a,b,c){a=k.call(this,a,b)||this;a.map=[];a.rooms=[];a.connectedCells=[];c=Object.assign({cellWidth:3,cellHeight:3},c);c.hasOwnProperty("roomWidth")||(c.roomWidth=a._calculateRoomSize(a._width,c.cellWidth));c.hasOwnProperty("roomHeight")||(c.roomHeight=a._calculateRoomSize(a._height,c.cellHeight));a._options=c;return a}_inheritsLoose(h,k);var d=h.prototype;d.create=function(a){this.map=this._fillMap(1);
this.rooms=[];this.connectedCells=[];this._initRooms();this._connectRooms();this._connectUnconnectedRooms();this._createRandomRoomConnections();this._createRooms();this._createCorridors();if(a)for(var b=0;b<this._width;b++)for(var c=0;c<this._height;c++)a(b,c,this.map[b][c]);return this};d._calculateRoomSize=function(a,b){var c=Math.floor(a/b*.8);a=Math.floor(a/b*.25);2>a&&(a=2);2>c&&(c=2);return[a,c]};d._initRooms=function(){for(var a=0;a<this._options.cellWidth;a++){this.rooms.push([]);for(var b=
0;b<this._options.cellHeight;b++)this.rooms[a].push({x:0,y:0,width:0,height:0,connections:[],cellx:a,celly:b})}};d._connectRooms=function(){var a=t.getUniformInt(0,this._options.cellWidth-1),b=t.getUniformInt(0,this._options.cellHeight-1);do{var c=[0,2,4,6];c=t.shuffle(c);do{var e=!1;var f=c.pop();var g=a+C[8][f][0];f=b+C[8][f][1];if(!(0>g||g>=this._options.cellWidth||0>f||f>=this._options.cellHeight)){var l=this.rooms[a][b];if(0<l.connections.length&&l.connections[0][0]==g&&l.connections[0][1]==
f)break;l=this.rooms[g][f];0==l.connections.length&&(l.connections.push([a,b]),this.connectedCells.push([g,f]),a=g,b=f,e=!0)}}while(0<c.length&&0==e)}while(0<c.length)};d._connectUnconnectedRooms=function(){var a=this._options.cellWidth,b=this._options.cellHeight;this.connectedCells=t.shuffle(this.connectedCells);for(var c,e,f,g=0;g<this._options.cellWidth;g++)for(var l=0;l<this._options.cellHeight;l++)if(c=this.rooms[g][l],0==c.connections.length){var m=[0,2,4,6];m=t.shuffle(m);f=!1;do{var n=m.pop(),
p=g+C[8][n][0];n=l+C[8][n][1];if(!(0>p||p>=a||0>n||n>=b)){e=this.rooms[p][n];f=!0;if(0==e.connections.length)break;for(p=0;p<e.connections.length;p++)if(e.connections[p][0]==g&&e.connections[p][1]==l){f=!1;break}if(f)break}}while(m.length);f?c.connections.push([e.cellx,e.celly]):console.log("-- Unable to connect room.")}};d._createRandomRoomConnections=function(){};d._createRooms=function(){for(var a=this._width,b=this._height,c=this._options.cellWidth,e=this._options.cellHeight,f=Math.floor(this._width/
c),g=Math.floor(this._height/e),l,m,n=this._options.roomWidth,p=this._options.roomHeight,q,u,v,w=0;w<c;w++)for(var A=0;A<e;A++){q=f*w;u=g*A;0==q&&(q=1);0==u&&(u=1);l=t.getUniformInt(n[0],n[1]);m=t.getUniformInt(p[0],p[1]);if(0<A)for(v=this.rooms[w][A-1];3>u-(v.y+v.height);)u++;if(0<w)for(v=this.rooms[w-1][A];3>q-(v.x+v.width);)q++;v=Math.round(t.getUniformInt(0,f-l)/2);for(var B=Math.round(t.getUniformInt(0,g-m)/2);q+v+l>=a;)v?v--:l--;for(;u+B+m>=b;)B?B--:m--;q+=v;u+=B;this.rooms[w][A].x=q;this.rooms[w][A].y=
u;this.rooms[w][A].width=l;this.rooms[w][A].height=m;for(v=q;v<q+l;v++)for(B=u;B<u+m;B++)this.map[v][B]=0}};d._getWallPosition=function(a,b){if(1==b||3==b){var c=t.getUniformInt(a.x+1,a.x+a.width-2);if(1==b){var e=a.y-2;a=e+1}else e=a.y+a.height+1,a=e-1;this.map[c][a]=0}else e=t.getUniformInt(a.y+1,a.y+a.height-2),2==b?(c=a.x+a.width+1,a=c-1):(c=a.x-2,a=c+1),this.map[a][e]=0;return[c,e]};d._drawCorridor=function(a,b){var c=b[0]-a[0],e=b[1]-a[1];b=a[0];a=a[1];var f=[];var g=Math.abs(c);var l=Math.abs(e);
var m=t.getUniform();var n=1-m;c=0<c?2:6;e=0<e?4:0;g<l?(m=Math.ceil(l*m),f.push([e,m]),f.push([c,g]),m=Math.floor(l*n),f.push([e,m])):(m=Math.ceil(g*m),f.push([c,m]),f.push([e,l]),m=Math.floor(g*n),f.push([c,m]));for(this.map[b][a]=0;0<f.length;)for(g=f.pop();0<g[1];)b+=C[8][g[0]][0],a+=C[8][g[0]][1],this.map[b][a]=0,--g[1]};d._createCorridors=function(){for(var a=this._options.cellWidth,b=this._options.cellHeight,c,e,f,g,l=0;l<a;l++)for(var m=0;m<b;m++){c=this.rooms[l][m];for(var n=0;n<c.connections.length;n++)e=
c.connections[n],e=this.rooms[e[0]][e[1]],e.cellx>c.cellx?(f=2,g=4):e.cellx<c.cellx?(f=4,g=2):e.celly>c.celly?(f=3,g=1):(f=1,g=3),this._drawCorridor(this._getWallPosition(c,f),this._getWallPosition(e,g))}};return h}(z);D={Arena:D,Uniform:H,Cellular:I,Digger:L,EllerMaze:za,DividedMaze:Aa,IceyMaze:Ba,Rogue:z};var Ca=.5*(Math.sqrt(3)-1),O=(3-Math.sqrt(3))/6;z={Simplex:function(k){function h(d){void 0===d&&(d=256);var a=k.call(this)||this;a._gradients=[[0,-1],[1,-1],[1,0],[1,1],[0,1],[-1,1],[-1,0],[-1,
-1]];for(var b=[],c=0;c<d;c++)b.push(c);b=t.shuffle(b);a._perms=[];a._indexes=[];for(c=0;c<2*d;c++)a._perms.push(b[c%d]),a._indexes.push(a._perms[c]%a._gradients.length);return a}_inheritsLoose(h,k);h.prototype.get=function(d,a){var b=this._perms,c=this._indexes,e=b.length/2,f=0,g=0,l=0,m=(d+a)*Ca,n=Math.floor(d+m);var p=Math.floor(a+m);var q=(n+p)*O;m=d-(n-q);var u=a-(p-q);if(m>u){var v=1;var w=0}else v=0,w=1;q=m-v+O;var A=u-w+O;a=m-1+2*O;d=u-1+2*O;n=y(n,e);e=y(p,e);var B=.5-m*m-u*u;0<=B&&(B*=B,
p=c[n+b[e]],f=this._gradients[p],f=B*B*(f[0]*m+f[1]*u));m=.5-q*q-A*A;0<=m&&(m*=m,p=c[n+v+b[e+w]],g=this._gradients[p],g=m*m*(g[0]*q+g[1]*A));m=.5-a*a-d*d;0<=m&&(m*=m,p=c[n+1+b[e+1]],b=this._gradients[p],l=m*m*(b[0]*a+b[1]*d));return 70*(f+g+l)};return h}(function(){})};I=function(){function k(h,d,a,b){void 0===b&&(b={});this._toX=h;this._toY=d;this._passableCallback=a;this._options=Object.assign({topology:8},b);this._dirs=C[this._options.topology];8==this._options.topology&&(this._dirs=[this._dirs[0],
this._dirs[2],this._dirs[4],this._dirs[6],this._dirs[1],this._dirs[3],this._dirs[5],this._dirs[7]])}k.prototype._getNeighbors=function(h,d){for(var a=[],b=0;b<this._dirs.length;b++){var c=this._dirs[b],e=h+c[0];c=d+c[1];this._passableCallback(e,c)&&a.push([e,c])}return a};return k}();H=function(k){function h(a,b,c,e){c=k.call(this,a,b,c,e)||this;c._computed={};c._todo=[];c._add(a,b,null);return c}_inheritsLoose(h,k);var d=h.prototype;d.compute=function(a,b,c){var e=a+","+b;e in this._computed||this._compute(a,
b);if(e in this._computed)for(a=this._computed[e];a;)c(a.x,a.y),a=a.prev};d._compute=function(a,b){for(;this._todo.length;){var c=this._todo.shift();if(c.x==a&&c.y==b)break;for(var e=this._getNeighbors(c.x,c.y),f=0;f<e.length;f++){var g=e[f],l=g[0];g=g[1];l+","+g in this._computed||this._add(l,g,c)}}};d._add=function(a,b,c){c={x:a,y:b,prev:c};this._computed[a+","+b]=c;this._todo.push(c)};return h}(I);I=function(k){function h(a,b,c,e){void 0===e&&(e={});a=k.call(this,a,b,c,e)||this;a._todo=[];a._done=
{};return a}_inheritsLoose(h,k);var d=h.prototype;d.compute=function(a,b,c){this._todo=[];this._done={};this._fromX=a;this._fromY=b;for(this._add(this._toX,this._toY,null);this._todo.length;){var e=this._todo.shift(),f=e.x+","+e.y;if(!(f in this._done)){this._done[f]=e;if(e.x==a&&e.y==b)break;f=this._getNeighbors(e.x,e.y);for(var g=0;g<f.length;g++){var l=f[g],m=l[0];l=l[1];m+","+l in this._done||this._add(m,l,e)}}}if(a=this._done[a+","+b])for(;a;)c(a.x,a.y),a=a.prev};d._add=function(a,b,c){var e=
this._distance(a,b);a={x:a,y:b,prev:c,g:c?c.g+1:0,h:e};b=a.g+a.h;for(c=0;c<this._todo.length;c++){var f=this._todo[c],g=f.g+f.h;if(b<g||b==g&&e<f.h){this._todo.splice(c,0,a);return}}this._todo.push(a)};d._distance=function(a,b){switch(this._options.topology){case 4:return Math.abs(a-this._fromX)+Math.abs(b-this._fromY);case 6:return b=Math.abs(b-this._fromY),b+Math.max(0,(Math.abs(a-this._fromX)-b)/2);case 8:return Math.max(Math.abs(a-this._fromX),Math.abs(b-this._fromY))}};return h}(I);H={Dijkstra:H,
AStar:I};I=function(){function k(d){this._scheduler=d;this._lock=1}var h=k.prototype;h.start=function(){return this.unlock()};h.lock=function(){this._lock++;return this};h.unlock=function(){if(!this._lock)throw Error("Cannot unlock unlocked engine");for(this._lock--;!this._lock;){var d=this._scheduler.next();if(!d)return this.lock();(d=d.act())&&d.then&&(this.lock(),d.then(this.unlock.bind(this)))}return this};return k}();L=function(){function k(d,a){void 0===a&&(a={});this._reflectivityCallback=
d;this._options={};a=Object.assign({passes:1,emissionThreshold:100,range:10},a);this._lights={};this._reflectivityCache={};this._fovCache={};this.setOptions(a)}var h=k.prototype;h.setOptions=function(d){Object.assign(this._options,d);d&&d.range&&this.reset();return this};h.setFOV=function(d){this._fov=d;this._fovCache={};return this};h.setLight=function(d,a,b){d=d+","+a;b?this._lights[d]="string"==typeof b?P(b):b:delete this._lights[d];return this};h.clearLights=function(){this._lights={}};h.reset=
function(){this._reflectivityCache={};this._fovCache={};return this};h.compute=function(d){var a={},b={},c={},e;for(e in this._lights){var f=this._lights[e];b[e]=[0,0,0];ea(b[e],f)}for(e=0;e<this._options.passes;e++)this._emitLight(b,c,a),e+1!=this._options.passes&&(b=this._computeEmitters(c,a));for(var g in c)b=g.split(","),a=parseInt(b[0]),b=parseInt(b[1]),d(a,b,c[g]);return this};h._emitLight=function(d,a,b){for(var c in d){var e=c.split(","),f=parseInt(e[0]);e=parseInt(e[1]);this._emitLightFromCell(f,
e,d[c],a);b[c]=1}return this};h._computeEmitters=function(d,a){var b={},c;for(c in d)if(!(c in a)){var e=d[c];if(c in this._reflectivityCache)var f=this._reflectivityCache[c];else{var g=c.split(",");f=parseInt(g[0]);g=parseInt(g[1]);f=this._reflectivityCallback(f,g);this._reflectivityCache[c]=f}if(0!=f){g=[0,0,0];for(var l=0,m=0;3>m;m++){var n=Math.round(e[m]*f);g[m]=n;l+=n}l>this._options.emissionThreshold&&(b[c]=g)}}return b};h._emitLightFromCell=function(d,a,b,c){var e=d+","+a;d=e in this._fovCache?
this._fovCache[e]:this._updateFOV(d,a);for(var f in d){a=d[f];f in c?e=c[f]:(e=[0,0,0],c[f]=e);for(var g=0;3>g;g++)e[g]+=Math.round(b[g]*a)}return this};h._updateFOV=function(d,a){var b={};this._fovCache[d+","+a]=b;var c=this._options.range;this._fov.compute(d,a,c,function(e,f,g,l){g=l*(1-g/c);0!=g&&(b[e+","+f]=g)}.bind(this));return b};return k}();r.Color=N;r.DEFAULT_HEIGHT=25;r.DEFAULT_WIDTH=80;r.DIRS=C;r.Display=K;r.Engine=I;r.EventQueue=ma;r.FOV=F;r.KEYS={VK_CANCEL:3,VK_HELP:6,VK_BACK_SPACE:8,
VK_TAB:9,VK_CLEAR:12,VK_RETURN:13,VK_ENTER:14,VK_SHIFT:16,VK_CONTROL:17,VK_ALT:18,VK_PAUSE:19,VK_CAPS_LOCK:20,VK_ESCAPE:27,VK_SPACE:32,VK_PAGE_UP:33,VK_PAGE_DOWN:34,VK_END:35,VK_HOME:36,VK_LEFT:37,VK_UP:38,VK_RIGHT:39,VK_DOWN:40,VK_PRINTSCREEN:44,VK_INSERT:45,VK_DELETE:46,VK_0:48,VK_1:49,VK_2:50,VK_3:51,VK_4:52,VK_5:53,VK_6:54,VK_7:55,VK_8:56,VK_9:57,VK_COLON:58,VK_SEMICOLON:59,VK_LESS_THAN:60,VK_EQUALS:61,VK_GREATER_THAN:62,VK_QUESTION_MARK:63,VK_AT:64,VK_A:65,VK_B:66,VK_C:67,VK_D:68,VK_E:69,VK_F:70,
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VK_F10:121,VK_F11:122,VK_F12:123,VK_F13:124,VK_F14:125,VK_F15:126,VK_F16:127,VK_F17:128,VK_F18:129,VK_F19:130,VK_F20:131,VK_F21:132,VK_F22:133,VK_F23:134,VK_F24:135,VK_NUM_LOCK:144,VK_SCROLL_LOCK:145,VK_CIRCUMFLEX:160,VK_EXCLAMATION:161,VK_DOUBLE_QUOTE:162,VK_HASH:163,VK_DOLLAR:164,VK_PERCENT:165,VK_AMPERSAND:166,VK_UNDERSCORE:167,VK_OPEN_PAREN:168,VK_CLOSE_PAREN:169,VK_ASTERISK:170,VK_PLUS:171,VK_PIPE:172,VK_HYPHEN_MINUS:173,VK_OPEN_CURLY_BRACKET:174,VK_CLOSE_CURLY_BRACKET:175,VK_TILDE:176,VK_COMMA:188,
VK_PERIOD:190,VK_SLASH:191,VK_BACK_QUOTE:192,VK_OPEN_BRACKET:219,VK_BACK_SLASH:220,VK_CLOSE_BRACKET:221,VK_QUOTE:222,VK_META:224,VK_ALTGR:225,VK_WIN:91,VK_KANA:21,VK_HANGUL:21,VK_EISU:22,VK_JUNJA:23,VK_FINAL:24,VK_HANJA:25,VK_KANJI:25,VK_CONVERT:28,VK_NONCONVERT:29,VK_ACCEPT:30,VK_MODECHANGE:31,VK_SELECT:41,VK_PRINT:42,VK_EXECUTE:43,VK_SLEEP:95};r.Lighting=L;r.Map=D;r.Noise=z;r.Path=H;r.RNG=t;r.Scheduler=J;r.StringGenerator=S;r.Text=M;r.Util=sa;Object.defineProperty(r,"__esModule",{value:!0})});