Small refactoring in EventTarget.

build/three.js

@@ -2754,9 +2754,15 @@ THREE.EventTarget = function () {
 
 	this.dispatchEvent = function ( event ) {
 
-		for ( var listener in listeners[ event.type ] ) {
+		var listenerArray = listeners[ event.type ];
 
-			listeners[ event.type ][ listener ]( event );
+		if ( listenerArray !== undefined ) {
+
+			for ( var i = 0, l = listenerArray.length; i < l; i ++ ) {
+
+				listenerArray[ i ]( event );
+
+			}
 
 		}
 

build/three.min.js

@@ -56,7 +56,7 @@ return this},scale:function(a){var b=this.elements,c=a.x,d=a.y,a=a.z;b[0]*=c;b[4
 this.set(1,0,0,0,0,b,-a,0,0,a,b,0,0,0,0,1);return this},makeRotationY:function(a){var b=Math.cos(a),a=Math.sin(a);this.set(b,0,a,0,0,1,0,0,-a,0,b,0,0,0,0,1);return this},makeRotationZ:function(a){var b=Math.cos(a),a=Math.sin(a);this.set(b,-a,0,0,a,b,0,0,0,0,1,0,0,0,0,1);return this},makeRotationAxis:function(a,b){var c=Math.cos(b),d=Math.sin(b),e=1-c,f=a.x,g=a.y,h=a.z,i=e*f,j=e*g;this.set(i*f+c,i*g-d*h,i*h+d*g,0,i*g+d*h,j*g+c,j*h-d*f,0,i*h-d*g,j*h+d*f,e*h*h+c,0,0,0,0,1);return this},makeScale:function(a,
 b,c){this.set(a,0,0,0,0,b,0,0,0,0,c,0,0,0,0,1);return this},makeFrustum:function(a,b,c,d,e,f){var g=this.elements;g[0]=2*e/(b-a);g[4]=0;g[8]=(b+a)/(b-a);g[12]=0;g[1]=0;g[5]=2*e/(d-c);g[9]=(d+c)/(d-c);g[13]=0;g[2]=0;g[6]=0;g[10]=-(f+e)/(f-e);g[14]=-2*f*e/(f-e);g[3]=0;g[7]=0;g[11]=-1;g[15]=0;return this},makePerspective:function(a,b,c,d){var a=c*Math.tan(a*Math.PI/360),e=-a;return this.makeFrustum(e*b,a*b,e,a,c,d)},makeOrthographic:function(a,b,c,d,e,f){var g=this.elements,h=b-a,i=c-d,j=f-e;g[0]=2/
 h;g[4]=0;g[8]=0;g[12]=-((b+a)/h);g[1]=0;g[5]=2/i;g[9]=0;g[13]=-((c+d)/i);g[2]=0;g[6]=0;g[10]=-2/j;g[14]=-((f+e)/j);g[3]=0;g[7]=0;g[11]=0;g[15]=1;return this},clone:function(){var a=this.elements;return new THREE.Matrix4(a[0],a[4],a[8],a[12],a[1],a[5],a[9],a[13],a[2],a[6],a[10],a[14],a[3],a[7],a[11],a[15])}};THREE.Matrix4.__v1=new THREE.Vector3;THREE.Matrix4.__v2=new THREE.Vector3;THREE.Matrix4.__v3=new THREE.Vector3;THREE.Matrix4.__m1=new THREE.Matrix4;THREE.Matrix4.__m2=new THREE.Matrix4;
-THREE.EventTarget=function(){var a={};this.addEventListener=function(b,c){void 0===a[b]&&(a[b]=[]);-1===a[b].indexOf(c)&&a[b].push(c)};this.dispatchEvent=function(b){for(var c in a[b.type])a[b.type][c](b)};this.removeEventListener=function(b,c){var d=a[b].indexOf(c);-1!==d&&a[b].splice(d,1)}};THREE.Frustum=function(){this.planes=[new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4]};
+THREE.EventTarget=function(){var a={};this.addEventListener=function(b,c){void 0===a[b]&&(a[b]=[]);-1===a[b].indexOf(c)&&a[b].push(c)};this.dispatchEvent=function(b){var c=a[b.type];if(void 0!==c)for(var d=0,e=c.length;d<e;d++)c[d](b)};this.removeEventListener=function(b,c){var d=a[b].indexOf(c);-1!==d&&a[b].splice(d,1)}};THREE.Frustum=function(){this.planes=[new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4]};
 THREE.Frustum.prototype.setFromMatrix=function(a){var b=this.planes,c=a.elements,a=c[0],d=c[1],e=c[2],f=c[3],g=c[4],h=c[5],i=c[6],j=c[7],l=c[8],m=c[9],n=c[10],o=c[11],p=c[12],q=c[13],t=c[14],c=c[15];b[0].set(f-a,j-g,o-l,c-p);b[1].set(f+a,j+g,o+l,c+p);b[2].set(f+d,j+h,o+m,c+q);b[3].set(f-d,j-h,o-m,c-q);b[4].set(f-e,j-i,o-n,c-t);b[5].set(f+e,j+i,o+n,c+t);for(d=0;6>d;d++)a=b[d],a.divideScalar(Math.sqrt(a.x*a.x+a.y*a.y+a.z*a.z))};
 THREE.Frustum.prototype.contains=function(a){for(var b=0,c=this.planes,b=a.matrixWorld,d=b.elements,a=-a.geometry.boundingSphere.radius*b.getMaxScaleOnAxis(),e=0;6>e;e++)if(b=c[e].x*d[12]+c[e].y*d[13]+c[e].z*d[14]+c[e].w,b<=a)return!1;return!0};THREE.Frustum.__v1=new THREE.Vector3;
 (function(a){a.Ray=function(b,c,d,e){this.origin=b||new a.Vector3;this.direction=c||new a.Vector3;this.near=d||0;this.far=e||Infinity};var b=new a.Vector3,c=new a.Vector3,d=new a.Vector3,e=new a.Vector3;new a.Vector3;var f=new a.Vector3,g=new a.Matrix4,h=function(a,b){return a.distance-b.distance},i=new a.Vector3,j=new a.Vector3,l=new a.Vector3,m=function(a,b,c){i.sub(c,a);var d=i.dot(b),a=j.add(a,l.copy(b).multiplyScalar(d));return c.distanceTo(a)},n=function(a,b,c,d){i.sub(d,b);j.sub(c,b);l.sub(a,

src/core/EventTarget.js

@@ -24,11 +24,13 @@ THREE.EventTarget = function () {
 
 	this.dispatchEvent = function ( event ) {
 
-		if ( listeners[ event.type ] !== undefined ) {
+		var listenerArray = listeners[ event.type ];
 
-			for ( var i = 0, l = listeners[ event.type ].length; i < l; i ++ ) {
+		if ( listenerArray !== undefined ) {
 
-				listeners[ event.type ][ i ]( event );
+			for ( var i = 0, l = listenerArray.length; i < l; i ++ ) {
+
+				listenerArray[ i ]( event );
 
 			}