Added `sizeAttenuation` property to ParticleBasicMaterial (disable perspective scaling).

build/Three.js

@@ -110,8 +110,8 @@ undefined)this.wireframeLinewidth=a.wireframeLinewidth}};THREE.MeshFaceMaterial=
 THREE.MeshShaderMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.vertexShader=this.fragmentShader="void main() {}";this.uniforms={};this.opacity=1;this.shading=THREE.SmoothShading;this.blending=THREE.NormalBlending;this.depthTest=!0;this.wireframe=!1;this.wireframeLinewidth=1;this.wireframeLinejoin=this.wireframeLinecap="round";this.vertexColors=!1;this.skinning=!1;if(a){if(a.fragmentShader!==undefined)this.fragmentShader=a.fragmentShader;if(a.vertexShader!==undefined)this.vertexShader=
 a.vertexShader;if(a.uniforms!==undefined)this.uniforms=a.uniforms;if(a.opacity!==undefined)this.opacity=a.opacity;if(a.shading!==undefined)this.shading=a.shading;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==undefined)this.depthTest=a.depthTest;if(a.wireframe!==undefined)this.wireframe=a.wireframe;if(a.wireframeLinewidth!==undefined)this.wireframeLinewidth=a.wireframeLinewidth;if(a.wireframeLinecap!==undefined)this.wireframeLinecap=a.wireframeLinecap;if(a.wireframeLinejoin!==
 undefined)this.wireframeLinejoin=a.wireframeLinejoin;if(a.vertexColors!==undefined)this.vertexColors=a.vertexColors;if(a.skinning!==undefined)this.skinning=a.skinning}};
-THREE.ParticleBasicMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.map=null;this.size=1;this.blending=THREE.NormalBlending;this.depthTest=!0;this.offset=new THREE.Vector2;this.vertexColors=!1;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.map!==undefined)this.map=a.map;if(a.size!==undefined)this.size=a.size;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==
-undefined)this.depthTest=a.depthTest;if(a.vertexColors!==undefined)this.vertexColors=a.vertexColors}};THREE.ParticleCircleMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.blending=THREE.NormalBlending;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.blending!==undefined)this.blending=a.blending}};
+THREE.ParticleBasicMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.map=null;this.size=1;this.sizeAttenuation=!0;this.blending=THREE.NormalBlending;this.depthTest=!0;this.offset=new THREE.Vector2;this.vertexColors=!1;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.map!==undefined)this.map=a.map;if(a.size!==undefined)this.size=a.size;if(a.sizeAttenuation!==undefined)this.sizeAttenuation=
+a.sizeAttenuation;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==undefined)this.depthTest=a.depthTest;if(a.vertexColors!==undefined)this.vertexColors=a.vertexColors}};THREE.ParticleCircleMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.blending=THREE.NormalBlending;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.blending!==undefined)this.blending=a.blending}};
 THREE.ParticleDOMMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.domElement=a};THREE.Texture=function(a,c,b,d,e,g){this.image=a;this.mapping=c!==undefined?c:new THREE.UVMapping;this.wrapS=b!==undefined?b:THREE.ClampToEdgeWrapping;this.wrapT=d!==undefined?d:THREE.ClampToEdgeWrapping;this.magFilter=e!==undefined?e:THREE.LinearFilter;this.minFilter=g!==undefined?g:THREE.LinearMipMapLinearFilter;this.needsUpdate=a.getContext?!0:!1};
 THREE.Texture.prototype={clone:function(){return new THREE.Texture(this.image,this.mapping,this.wrapS,this.wrapT,this.magFilter,this.minFilter)}};THREE.MultiplyOperation=0;THREE.MixOperation=1;THREE.RepeatWrapping=0;THREE.ClampToEdgeWrapping=1;THREE.MirroredRepeatWrapping=2;THREE.NearestFilter=3;THREE.NearestMipMapNearestFilter=4;THREE.NearestMipMapLinearFilter=5;THREE.LinearFilter=6;THREE.LinearMipMapNearestFilter=7;THREE.LinearMipMapLinearFilter=8;THREE.ByteType=9;THREE.UnsignedByteType=10;
 THREE.ShortType=11;THREE.UnsignedShortType=12;THREE.IntType=13;THREE.UnsignedIntType=14;THREE.FloatType=15;THREE.AlphaFormat=16;THREE.RGBFormat=17;THREE.RGBAFormat=18;THREE.LuminanceFormat=19;THREE.LuminanceAlphaFormat=20;
@@ -221,9 +221,9 @@ ga=0,ta=[new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4
 M;this.autoClear=!0;this.sortObjects=!0;(function(l,z,p){try{if(!(f=M.getContext("experimental-webgl",{antialias:l})))throw"Error creating WebGL context.";}catch(m){console.error(m)}f.clearColor(0,0,0,1);f.clearDepth(1);f.enable(f.DEPTH_TEST);f.depthFunc(f.LEQUAL);f.frontFace(f.CCW);f.cullFace(f.BACK);f.enable(f.CULL_FACE);f.enable(f.BLEND);f.blendFunc(f.ONE,f.ONE_MINUS_SRC_ALPHA);f.clearColor(z.r,z.g,z.b,p);_cullEnabled=!0})(R,ja,qa);this.context=f;this.setSize=function(l,z){M.width=l;M.height=z;
 this.setViewport(0,0,M.width,M.height)};this.setViewport=function(l,z,p,m){ea=l;va=z;ia=p;ga=m;f.viewport(ea,va,ia,ga)};this.setScissor=function(l,z,p,m){f.scissor(l,z,p,m)};this.enableScissorTest=function(l){l?f.enable(f.SCISSOR_TEST):f.disable(f.SCISSOR_TEST)};this.enableDepthBufferWrite=function(l){f.depthMask(l)};this.setClearColorHex=function(l,z){var p=new THREE.Color(l);f.clearColor(p.r,p.g,p.b,z)};this.setClearColor=function(l,z){f.clearColor(l.r,l.g,l.b,z)};this.clear=function(){f.clear(f.COLOR_BUFFER_BIT|
 f.DEPTH_BUFFER_BIT)};this.initMaterial=function(l,z,p,m){var o;if(l instanceof THREE.MeshDepthMaterial)b(l,THREE.ShaderLib.depth);else if(l instanceof THREE.MeshNormalMaterial)b(l,THREE.ShaderLib.normal);else if(l instanceof THREE.MeshBasicMaterial)b(l,THREE.ShaderLib.basic);else if(l instanceof THREE.MeshLambertMaterial)b(l,THREE.ShaderLib.lambert);else if(l instanceof THREE.MeshPhongMaterial)b(l,THREE.ShaderLib.phong);else if(l instanceof THREE.LineBasicMaterial)b(l,THREE.ShaderLib.basic);else l instanceof
-THREE.ParticleBasicMaterial&&b(l,THREE.ShaderLib.particle_basic);var B,C,G,Q,H;B=Q=H=0;for(C=z.length;B<C;B++){G=z[B];G instanceof THREE.DirectionalLight&&Q++;G instanceof THREE.PointLight&&H++}if(H+Q<=4)z=Q;else{z=Math.ceil(4*Q/(H+Q));H=4-z}z={directional:z,point:H};B=50;if(m!==undefined&&m instanceof THREE.SkinnedMesh)B=m.bones.length;m=l.fragmentShader;H=l.vertexShader;B={fog:p,map:l.map,envMap:l.envMap,lightMap:l.lightMap,vertexColors:l.vertexColors,skinning:l.skinning,maxDirLights:z.directional,
-maxPointLights:z.point,maxBones:B};p=f.createProgram();z=["#ifdef GL_ES\nprecision highp float;\n#endif","#define MAX_DIR_LIGHTS "+B.maxDirLights,"#define MAX_POINT_LIGHTS "+B.maxPointLights,B.fog?"#define USE_FOG":"",B.fog instanceof THREE.FogExp2?"#define FOG_EXP2":"",B.map?"#define USE_MAP":"",B.envMap?"#define USE_ENVMAP":"",B.lightMap?"#define USE_LIGHTMAP":"",B.vertexColors?"#define USE_COLOR":"","uniform mat4 viewMatrix;\nuniform vec3 cameraPosition;\n"].join("\n");B=[f.getParameter(f.MAX_VERTEX_TEXTURE_IMAGE_UNITS)>
-0?"#define VERTEX_TEXTURES":"","#define MAX_DIR_LIGHTS "+B.maxDirLights,"#define MAX_POINT_LIGHTS "+B.maxPointLights,"#define MAX_BONES "+B.maxBones,B.map?"#define USE_MAP":"",B.envMap?"#define USE_ENVMAP":"",B.lightMap?"#define USE_LIGHTMAP":"",B.vertexColors?"#define USE_COLOR":"",B.skinning?"#define USE_SKINNING":"","uniform mat4 objectMatrix;\nuniform mat4 modelViewMatrix;\nuniform mat4 projectionMatrix;\nuniform mat4 viewMatrix;\nuniform mat3 normalMatrix;\nuniform vec3 cameraPosition;\nuniform mat4 cameraInverseMatrix;\nattribute vec3 position;\nattribute vec3 normal;\nattribute vec3 color;\nattribute vec2 uv;\nattribute vec2 uv2;\nattribute vec4 skinVertexA;\nattribute vec4 skinVertexB;\nattribute vec4 skinIndex;\nattribute vec4 skinWeight;\n"].join("\n");
+THREE.ParticleBasicMaterial&&b(l,THREE.ShaderLib.particle_basic);var B,C,G,Q,H;B=Q=H=0;for(C=z.length;B<C;B++){G=z[B];G instanceof THREE.DirectionalLight&&Q++;G instanceof THREE.PointLight&&H++}if(H+Q<=4)z=Q;else{z=Math.ceil(4*Q/(H+Q));H=4-z}z={directional:z,point:H};B=50;if(m!==undefined&&m instanceof THREE.SkinnedMesh)B=m.bones.length;m=l.fragmentShader;H=l.vertexShader;B={fog:p,map:l.map,envMap:l.envMap,lightMap:l.lightMap,vertexColors:l.vertexColors,sizeAttenuation:l.sizeAttenuation,skinning:l.skinning,
+maxDirLights:z.directional,maxPointLights:z.point,maxBones:B};p=f.createProgram();z=["#ifdef GL_ES\nprecision highp float;\n#endif","#define MAX_DIR_LIGHTS "+B.maxDirLights,"#define MAX_POINT_LIGHTS "+B.maxPointLights,B.fog?"#define USE_FOG":"",B.fog instanceof THREE.FogExp2?"#define FOG_EXP2":"",B.map?"#define USE_MAP":"",B.envMap?"#define USE_ENVMAP":"",B.lightMap?"#define USE_LIGHTMAP":"",B.vertexColors?"#define USE_COLOR":"","uniform mat4 viewMatrix;\nuniform vec3 cameraPosition;\n"].join("\n");
+B=[f.getParameter(f.MAX_VERTEX_TEXTURE_IMAGE_UNITS)>0?"#define VERTEX_TEXTURES":"","#define MAX_DIR_LIGHTS "+B.maxDirLights,"#define MAX_POINT_LIGHTS "+B.maxPointLights,"#define MAX_BONES "+B.maxBones,B.map?"#define USE_MAP":"",B.envMap?"#define USE_ENVMAP":"",B.lightMap?"#define USE_LIGHTMAP":"",B.vertexColors?"#define USE_COLOR":"",B.skinning?"#define USE_SKINNING":"",B.sizeAttenuation?"#define USE_SIZEATTENUATION":"","uniform mat4 objectMatrix;\nuniform mat4 modelViewMatrix;\nuniform mat4 projectionMatrix;\nuniform mat4 viewMatrix;\nuniform mat3 normalMatrix;\nuniform vec3 cameraPosition;\nuniform mat4 cameraInverseMatrix;\nattribute vec3 position;\nattribute vec3 normal;\nattribute vec3 color;\nattribute vec2 uv;\nattribute vec2 uv2;\nattribute vec4 skinVertexA;\nattribute vec4 skinVertexB;\nattribute vec4 skinIndex;\nattribute vec4 skinWeight;\n"].join("\n");
 f.attachShader(p,N("fragment",z+m));f.attachShader(p,N("vertex",B+H));f.linkProgram(p);f.getProgramParameter(p,f.LINK_STATUS)||alert("Could not initialise shaders\nVALIDATE_STATUS: "+f.getProgramParameter(p,f.VALIDATE_STATUS)+", gl error ["+f.getError()+"]");p.uniforms={};p.attributes={};l.program=p;p=["viewMatrix","modelViewMatrix","projectionMatrix","normalMatrix","objectMatrix","cameraPosition","cameraInverseMatrix","boneGlobalMatrices"];for(o in l.uniforms)p.push(o);o=l.program;m=0;for(H=p.length;m<
 H;m++){z=p[m];o.uniforms[z]=f.getUniformLocation(o,z)}o=l.program;p=["position","normal","uv","uv2","tangent","color","skinVertexA","skinVertexB","skinIndex","skinWeight"];m=0;for(H=p.length;m<H;m++){z=p[m];o.attributes[z]=f.getAttribLocation(o,z)}o=l.program.attributes;f.enableVertexAttribArray(o.position);o.color>=0&&f.enableVertexAttribArray(o.color);o.normal>=0&&f.enableVertexAttribArray(o.normal);o.tangent>=0&&f.enableVertexAttribArray(o.tangent);if(l.skinning&&o.skinVertexA>=0&&o.skinVertexB>=
 0&&o.skinIndex>=0&&o.skinWeight>=0){f.enableVertexAttribArray(o.skinVertexA);f.enableVertexAttribArray(o.skinVertexB);f.enableVertexAttribArray(o.skinIndex);f.enableVertexAttribArray(o.skinWeight)}};this.render=function(l,z,p,m){var o,B,C,G,Q,H,O,la,ka=l.lights,ra=l.fog;z.matrixAutoUpdate&&z.update();z.matrixWorldInverse.flattenToArray(aa);z.projectionMatrix.flattenToArray(ha);ya.multiply(z.projectionMatrix,z.matrixWorldInverse);k(ya);l.update(undefined,!1,z);this.initWebGLObjects(l);w(p);(this.autoClear||
@@ -274,7 +274,7 @@ THREE.UniformsLib.lights,{ambient:{type:"c",value:new THREE.Color(328965)},specu
 THREE.Snippets.lights_pars_fragment,"void main() {\ngl_FragColor = vec4( vLightWeighting, 1.0 );",THREE.Snippets.lights_fragment,THREE.Snippets.map_fragment,THREE.Snippets.lightmap_fragment,THREE.Snippets.color_fragment,THREE.Snippets.envmap_fragment,THREE.Snippets.fog_fragment,"}"].join("\n"),vertexShader:["#define PHONG\nvarying vec3 vLightWeighting;\nvarying vec3 vViewPosition;\nvarying vec3 vNormal;",THREE.Snippets.map_pars_vertex,THREE.Snippets.lightmap_pars_vertex,THREE.Snippets.envmap_pars_vertex,
 THREE.Snippets.lights_pars_vertex,THREE.Snippets.color_pars_vertex,THREE.Snippets.skinning_pars_vertex,"void main() {\nvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );",THREE.Snippets.map_vertex,THREE.Snippets.lightmap_vertex,THREE.Snippets.envmap_vertex,THREE.Snippets.color_vertex,"#ifndef USE_ENVMAP\nvec4 mPosition = objectMatrix * vec4( position, 1.0 );\n#endif\nvViewPosition = cameraPosition - mPosition.xyz;\nvec3 transformedNormal = normalize( normalMatrix * normal );\nvNormal = transformedNormal;",
 THREE.Snippets.lights_vertex,THREE.Snippets.skinning_vertex,"}"].join("\n")},particle_basic:{uniforms:THREE.UniformsLib.particle,fragmentShader:["uniform vec3 psColor;\nuniform float opacity;",THREE.Snippets.color_pars_fragment,THREE.Snippets.map_particle_pars_fragment,THREE.Snippets.fog_pars_fragment,"void main() {\ngl_FragColor = vec4( psColor, opacity );",THREE.Snippets.map_particle_fragment,THREE.Snippets.color_fragment,THREE.Snippets.fog_fragment,"}"].join("\n"),vertexShader:["uniform float size;\nuniform float scale;",
-THREE.Snippets.color_pars_vertex,"void main() {",THREE.Snippets.color_vertex,"vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\nfloat length = sqrt( mvPosition.x * mvPosition.x + mvPosition.y * mvPosition.y + mvPosition.z * mvPosition.z );\ngl_PointSize = size * ( scale / length );\ngl_Position = projectionMatrix * mvPosition;\n}"].join("\n")}};
+THREE.Snippets.color_pars_vertex,"void main() {",THREE.Snippets.color_vertex,"vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n#ifdef USE_SIZEATTENUATION\ngl_PointSize = size * ( scale / length( mvPosition.xyz ) );\n#else\ngl_PointSize = size;\n#endif\ngl_Position = projectionMatrix * mvPosition;\n}"].join("\n")}};
 THREE.SoundRenderer=function(){this.volume=1;this.domElement=document.createElement("div");this.domElement.id="THREESound";this.cameraPosition=new THREE.Vector3;this.soundPosition=new THREE.Vector3;this.render=function(a,c,b){b&&a.update(undefined,!1,c);b=a.sounds;var d,e=b.length;for(d=0;d<e;d++){a=b[d];this.soundPosition.set(a.matrixWorld.n14,a.matrixWorld.n24,a.matrixWorld.n34);this.soundPosition.subSelf(c.position);if(a.isPlaying&&a.isLoaded){a.isAddedToDOM||a.addToDOM(this.domElement);a.calculateVolumeAndPan(this.soundPosition)}}}};
 THREE.RenderableObject=function(){this.z=this.object=null};THREE.RenderableFace3=function(){this.z=null;this.v1=new THREE.Vertex;this.v2=new THREE.Vertex;this.v3=new THREE.Vertex;this.centroidWorld=new THREE.Vector3;this.centroidScreen=new THREE.Vector3;this.normalWorld=new THREE.Vector3;this.vertexNormalsWorld=[];this.faceMaterials=this.meshMaterials=null;this.overdraw=!1;this.uvs=[null,null,null]};
 THREE.RenderableParticle=function(){this.rotation=this.z=this.y=this.x=null;this.scale=new THREE.Vector2;this.materials=null};THREE.RenderableLine=function(){this.z=null;this.v1=new THREE.Vertex;this.v2=new THREE.Vertex;this.materials=null};

build/custom/ThreeCanvas.js

@@ -84,8 +84,8 @@ THREE.MeshDepthMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.o
 undefined)this.wireframeLinewidth=a.wireframeLinewidth}};
 THREE.MeshNormalMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.opacity=1;this.shading=THREE.FlatShading;this.blending=THREE.NormalBlending;this.depthTest=!0;this.wireframe=!1;this.wireframeLinewidth=1;if(a){if(a.opacity!==undefined)this.opacity=a.opacity;if(a.shading!==undefined)this.shading=a.shading;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==undefined)this.depthTest=a.depthTest;if(a.wireframe!==undefined)this.wireframe=a.wireframe;if(a.wireframeLinewidth!==
 undefined)this.wireframeLinewidth=a.wireframeLinewidth}};THREE.MeshFaceMaterial=function(){};
-THREE.ParticleBasicMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.map=null;this.size=1;this.blending=THREE.NormalBlending;this.depthTest=!0;this.offset=new THREE.Vector2;this.vertexColors=!1;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.map!==undefined)this.map=a.map;if(a.size!==undefined)this.size=a.size;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==
-undefined)this.depthTest=a.depthTest;if(a.vertexColors!==undefined)this.vertexColors=a.vertexColors}};THREE.ParticleCircleMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.blending=THREE.NormalBlending;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.blending!==undefined)this.blending=a.blending}};
+THREE.ParticleBasicMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.map=null;this.size=1;this.sizeAttenuation=!0;this.blending=THREE.NormalBlending;this.depthTest=!0;this.offset=new THREE.Vector2;this.vertexColors=!1;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.map!==undefined)this.map=a.map;if(a.size!==undefined)this.size=a.size;if(a.sizeAttenuation!==undefined)this.sizeAttenuation=
+a.sizeAttenuation;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==undefined)this.depthTest=a.depthTest;if(a.vertexColors!==undefined)this.vertexColors=a.vertexColors}};THREE.ParticleCircleMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.blending=THREE.NormalBlending;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.blending!==undefined)this.blending=a.blending}};
 THREE.Texture=function(a,b,c,d,e,f){this.image=a;this.mapping=b!==undefined?b:new THREE.UVMapping;this.wrapS=c!==undefined?c:THREE.ClampToEdgeWrapping;this.wrapT=d!==undefined?d:THREE.ClampToEdgeWrapping;this.magFilter=e!==undefined?e:THREE.LinearFilter;this.minFilter=f!==undefined?f:THREE.LinearMipMapLinearFilter;this.needsUpdate=a.getContext?!0:!1};THREE.Texture.prototype={clone:function(){return new THREE.Texture(this.image,this.mapping,this.wrapS,this.wrapT,this.magFilter,this.minFilter)}};
 THREE.MultiplyOperation=0;THREE.MixOperation=1;THREE.RepeatWrapping=0;THREE.ClampToEdgeWrapping=1;THREE.MirroredRepeatWrapping=2;THREE.NearestFilter=3;THREE.NearestMipMapNearestFilter=4;THREE.NearestMipMapLinearFilter=5;THREE.LinearFilter=6;THREE.LinearMipMapNearestFilter=7;THREE.LinearMipMapLinearFilter=8;THREE.ByteType=9;THREE.UnsignedByteType=10;THREE.ShortType=11;THREE.UnsignedShortType=12;THREE.IntType=13;THREE.UnsignedIntType=14;THREE.FloatType=15;THREE.AlphaFormat=16;THREE.RGBFormat=17;
 THREE.RGBAFormat=18;THREE.LuminanceFormat=19;THREE.LuminanceAlphaFormat=20;THREE.Particle=function(a){THREE.Object3D.call(this);this.materials=a instanceof Array?a:[a];this.matrixAutoUpdate=!1};THREE.Particle.prototype=new THREE.Object3D;THREE.Particle.prototype.constructor=THREE.Particle;THREE.Line=function(a,b,c){THREE.Object3D.call(this);this.geometry=a;this.materials=b instanceof Array?b:[b];this.type=c!=undefined?c:THREE.LineStrip};THREE.LineStrip=0;THREE.LinePieces=1;THREE.Line.prototype=new THREE.Object3D;

build/custom/ThreeSVG.js

@@ -84,8 +84,8 @@ THREE.MeshDepthMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.o
 undefined)this.wireframeLinewidth=a.wireframeLinewidth}};
 THREE.MeshNormalMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.opacity=1;this.shading=THREE.FlatShading;this.blending=THREE.NormalBlending;this.depthTest=!0;this.wireframe=!1;this.wireframeLinewidth=1;if(a){if(a.opacity!==undefined)this.opacity=a.opacity;if(a.shading!==undefined)this.shading=a.shading;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==undefined)this.depthTest=a.depthTest;if(a.wireframe!==undefined)this.wireframe=a.wireframe;if(a.wireframeLinewidth!==
 undefined)this.wireframeLinewidth=a.wireframeLinewidth}};THREE.MeshFaceMaterial=function(){};
-THREE.ParticleBasicMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.map=null;this.size=1;this.blending=THREE.NormalBlending;this.depthTest=!0;this.offset=new THREE.Vector2;this.vertexColors=!1;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.map!==undefined)this.map=a.map;if(a.size!==undefined)this.size=a.size;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==
-undefined)this.depthTest=a.depthTest;if(a.vertexColors!==undefined)this.vertexColors=a.vertexColors}};THREE.ParticleCircleMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.blending=THREE.NormalBlending;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.blending!==undefined)this.blending=a.blending}};
+THREE.ParticleBasicMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.map=null;this.size=1;this.sizeAttenuation=!0;this.blending=THREE.NormalBlending;this.depthTest=!0;this.offset=new THREE.Vector2;this.vertexColors=!1;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.map!==undefined)this.map=a.map;if(a.size!==undefined)this.size=a.size;if(a.sizeAttenuation!==undefined)this.sizeAttenuation=
+a.sizeAttenuation;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==undefined)this.depthTest=a.depthTest;if(a.vertexColors!==undefined)this.vertexColors=a.vertexColors}};THREE.ParticleCircleMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.blending=THREE.NormalBlending;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.blending!==undefined)this.blending=a.blending}};
 THREE.Particle=function(a){THREE.Object3D.call(this);this.materials=a instanceof Array?a:[a];this.matrixAutoUpdate=!1};THREE.Particle.prototype=new THREE.Object3D;THREE.Particle.prototype.constructor=THREE.Particle;THREE.Line=function(a,b,c){THREE.Object3D.call(this);this.geometry=a;this.materials=b instanceof Array?b:[b];this.type=c!=undefined?c:THREE.LineStrip};THREE.LineStrip=0;THREE.LinePieces=1;THREE.Line.prototype=new THREE.Object3D;THREE.Line.prototype.constructor=THREE.Line;
 THREE.Mesh=function(a,b){THREE.Object3D.call(this);this.geometry=a;this.materials=b&&b.length?b:[b];this.flipSided=!1;this.doubleSided=!1;this.overdraw=!1;if(this.geometry){this.geometry.boundingSphere||this.geometry.computeBoundingSphere();this.boundRadius=a.boundingSphere.radius}};THREE.Mesh.prototype=new THREE.Object3D;THREE.Mesh.prototype.constructor=THREE.Mesh;THREE.Mesh.prototype.supr=THREE.Object3D.prototype;
 THREE.Bone=function(a){THREE.Object3D.call(this);this.skin=a;this.skinMatrix=new THREE.Matrix4;this.hasNoneBoneChildren=!1};THREE.Bone.prototype=new THREE.Object3D;THREE.Bone.prototype.constructor=THREE.Bone;THREE.Bone.prototype.supr=THREE.Object3D.prototype;

build/custom/ThreeWebGL.js

@@ -87,8 +87,8 @@ undefined)this.wireframeLinewidth=a.wireframeLinewidth}};THREE.MeshFaceMaterial=
 THREE.MeshShaderMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.vertexShader=this.fragmentShader="void main() {}";this.uniforms={};this.opacity=1;this.shading=THREE.SmoothShading;this.blending=THREE.NormalBlending;this.depthTest=!0;this.wireframe=!1;this.wireframeLinewidth=1;this.wireframeLinejoin=this.wireframeLinecap="round";this.vertexColors=!1;this.skinning=!1;if(a){if(a.fragmentShader!==undefined)this.fragmentShader=a.fragmentShader;if(a.vertexShader!==undefined)this.vertexShader=
 a.vertexShader;if(a.uniforms!==undefined)this.uniforms=a.uniforms;if(a.opacity!==undefined)this.opacity=a.opacity;if(a.shading!==undefined)this.shading=a.shading;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==undefined)this.depthTest=a.depthTest;if(a.wireframe!==undefined)this.wireframe=a.wireframe;if(a.wireframeLinewidth!==undefined)this.wireframeLinewidth=a.wireframeLinewidth;if(a.wireframeLinecap!==undefined)this.wireframeLinecap=a.wireframeLinecap;if(a.wireframeLinejoin!==
 undefined)this.wireframeLinejoin=a.wireframeLinejoin;if(a.vertexColors!==undefined)this.vertexColors=a.vertexColors;if(a.skinning!==undefined)this.skinning=a.skinning}};
-THREE.ParticleBasicMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.map=null;this.size=1;this.blending=THREE.NormalBlending;this.depthTest=!0;this.offset=new THREE.Vector2;this.vertexColors=!1;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.map!==undefined)this.map=a.map;if(a.size!==undefined)this.size=a.size;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==
-undefined)this.depthTest=a.depthTest;if(a.vertexColors!==undefined)this.vertexColors=a.vertexColors}};THREE.ParticleCircleMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.blending=THREE.NormalBlending;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.blending!==undefined)this.blending=a.blending}};
+THREE.ParticleBasicMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.map=null;this.size=1;this.sizeAttenuation=!0;this.blending=THREE.NormalBlending;this.depthTest=!0;this.offset=new THREE.Vector2;this.vertexColors=!1;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.map!==undefined)this.map=a.map;if(a.size!==undefined)this.size=a.size;if(a.sizeAttenuation!==undefined)this.sizeAttenuation=
+a.sizeAttenuation;if(a.blending!==undefined)this.blending=a.blending;if(a.depthTest!==undefined)this.depthTest=a.depthTest;if(a.vertexColors!==undefined)this.vertexColors=a.vertexColors}};THREE.ParticleCircleMaterial=function(a){this.id=THREE.MaterialCounter.value++;this.color=new THREE.Color(16777215);this.opacity=1;this.blending=THREE.NormalBlending;if(a){a.color!==undefined&&this.color.setHex(a.color);if(a.opacity!==undefined)this.opacity=a.opacity;if(a.blending!==undefined)this.blending=a.blending}};
 THREE.Texture=function(a,b,d,e,g,k){this.image=a;this.mapping=b!==undefined?b:new THREE.UVMapping;this.wrapS=d!==undefined?d:THREE.ClampToEdgeWrapping;this.wrapT=e!==undefined?e:THREE.ClampToEdgeWrapping;this.magFilter=g!==undefined?g:THREE.LinearFilter;this.minFilter=k!==undefined?k:THREE.LinearMipMapLinearFilter;this.needsUpdate=a.getContext?!0:!1};THREE.Texture.prototype={clone:function(){return new THREE.Texture(this.image,this.mapping,this.wrapS,this.wrapT,this.magFilter,this.minFilter)}};
 THREE.MultiplyOperation=0;THREE.MixOperation=1;THREE.RepeatWrapping=0;THREE.ClampToEdgeWrapping=1;THREE.MirroredRepeatWrapping=2;THREE.NearestFilter=3;THREE.NearestMipMapNearestFilter=4;THREE.NearestMipMapLinearFilter=5;THREE.LinearFilter=6;THREE.LinearMipMapNearestFilter=7;THREE.LinearMipMapLinearFilter=8;THREE.ByteType=9;THREE.UnsignedByteType=10;THREE.ShortType=11;THREE.UnsignedShortType=12;THREE.IntType=13;THREE.UnsignedIntType=14;THREE.FloatType=15;THREE.AlphaFormat=16;THREE.RGBFormat=17;
 THREE.RGBAFormat=18;THREE.LuminanceFormat=19;THREE.LuminanceAlphaFormat=20;
@@ -152,9 +152,9 @@ new THREE.Vector4,new THREE.Vector4,new THREE.Vector4],Ha=new THREE.Matrix4,Qa=n
 ea.getContext("experimental-webgl",{antialias:f})))throw"Error creating WebGL context.";}catch(h){console.error(h)}c.clearColor(0,0,0,1);c.clearDepth(1);c.enable(c.DEPTH_TEST);c.depthFunc(c.LEQUAL);c.frontFace(c.CCW);c.cullFace(c.BACK);c.enable(c.CULL_FACE);c.enable(c.BLEND);c.blendFunc(c.ONE,c.ONE_MINUS_SRC_ALPHA);c.clearColor(j.r,j.g,j.b,m);_cullEnabled=!0})(Sa,Ta,Ua);this.context=c;this.setSize=function(f,j){ea.width=f;ea.height=j;this.setViewport(0,0,ea.width,ea.height)};this.setViewport=function(f,
 j,m,h){wa=f;Ea=j;Fa=m;Ga=h;c.viewport(wa,Ea,Fa,Ga)};this.setScissor=function(f,j,m,h){c.scissor(f,j,m,h)};this.enableScissorTest=function(f){f?c.enable(c.SCISSOR_TEST):c.disable(c.SCISSOR_TEST)};this.enableDepthBufferWrite=function(f){c.depthMask(f)};this.setClearColorHex=function(f,j){var m=new THREE.Color(f);c.clearColor(m.r,m.g,m.b,j)};this.setClearColor=function(f,j){c.clearColor(f.r,f.g,f.b,j)};this.clear=function(){c.clear(c.COLOR_BUFFER_BIT|c.DEPTH_BUFFER_BIT)};this.initMaterial=function(f,
 j,m,h){var i;if(f instanceof THREE.MeshDepthMaterial)d(f,THREE.ShaderLib.depth);else if(f instanceof THREE.MeshNormalMaterial)d(f,THREE.ShaderLib.normal);else if(f instanceof THREE.MeshBasicMaterial)d(f,THREE.ShaderLib.basic);else if(f instanceof THREE.MeshLambertMaterial)d(f,THREE.ShaderLib.lambert);else if(f instanceof THREE.MeshPhongMaterial)d(f,THREE.ShaderLib.phong);else if(f instanceof THREE.LineBasicMaterial)d(f,THREE.ShaderLib.basic);else f instanceof THREE.ParticleBasicMaterial&&d(f,THREE.ShaderLib.particle_basic);
-var t,p,s,A,r;t=A=r=0;for(p=j.length;t<p;t++){s=j[t];s instanceof THREE.DirectionalLight&&A++;s instanceof THREE.PointLight&&r++}if(r+A<=4)j=A;else{j=Math.ceil(4*A/(r+A));r=4-j}j={directional:j,point:r};t=50;if(h!==undefined&&h instanceof THREE.SkinnedMesh)t=h.bones.length;h=f.fragmentShader;r=f.vertexShader;t={fog:m,map:f.map,envMap:f.envMap,lightMap:f.lightMap,vertexColors:f.vertexColors,skinning:f.skinning,maxDirLights:j.directional,maxPointLights:j.point,maxBones:t};m=c.createProgram();j=["#ifdef GL_ES\nprecision highp float;\n#endif",
-"#define MAX_DIR_LIGHTS "+t.maxDirLights,"#define MAX_POINT_LIGHTS "+t.maxPointLights,t.fog?"#define USE_FOG":"",t.fog instanceof THREE.FogExp2?"#define FOG_EXP2":"",t.map?"#define USE_MAP":"",t.envMap?"#define USE_ENVMAP":"",t.lightMap?"#define USE_LIGHTMAP":"",t.vertexColors?"#define USE_COLOR":"","uniform mat4 viewMatrix;\nuniform vec3 cameraPosition;\n"].join("\n");t=[c.getParameter(c.MAX_VERTEX_TEXTURE_IMAGE_UNITS)>0?"#define VERTEX_TEXTURES":"","#define MAX_DIR_LIGHTS "+t.maxDirLights,"#define MAX_POINT_LIGHTS "+
-t.maxPointLights,"#define MAX_BONES "+t.maxBones,t.map?"#define USE_MAP":"",t.envMap?"#define USE_ENVMAP":"",t.lightMap?"#define USE_LIGHTMAP":"",t.vertexColors?"#define USE_COLOR":"",t.skinning?"#define USE_SKINNING":"","uniform mat4 objectMatrix;\nuniform mat4 modelViewMatrix;\nuniform mat4 projectionMatrix;\nuniform mat4 viewMatrix;\nuniform mat3 normalMatrix;\nuniform vec3 cameraPosition;\nuniform mat4 cameraInverseMatrix;\nattribute vec3 position;\nattribute vec3 normal;\nattribute vec3 color;\nattribute vec2 uv;\nattribute vec2 uv2;\nattribute vec4 skinVertexA;\nattribute vec4 skinVertexB;\nattribute vec4 skinIndex;\nattribute vec4 skinWeight;\n"].join("\n");
+var t,p,s,A,r;t=A=r=0;for(p=j.length;t<p;t++){s=j[t];s instanceof THREE.DirectionalLight&&A++;s instanceof THREE.PointLight&&r++}if(r+A<=4)j=A;else{j=Math.ceil(4*A/(r+A));r=4-j}j={directional:j,point:r};t=50;if(h!==undefined&&h instanceof THREE.SkinnedMesh)t=h.bones.length;h=f.fragmentShader;r=f.vertexShader;t={fog:m,map:f.map,envMap:f.envMap,lightMap:f.lightMap,vertexColors:f.vertexColors,sizeAttenuation:f.sizeAttenuation,skinning:f.skinning,maxDirLights:j.directional,maxPointLights:j.point,maxBones:t};
+m=c.createProgram();j=["#ifdef GL_ES\nprecision highp float;\n#endif","#define MAX_DIR_LIGHTS "+t.maxDirLights,"#define MAX_POINT_LIGHTS "+t.maxPointLights,t.fog?"#define USE_FOG":"",t.fog instanceof THREE.FogExp2?"#define FOG_EXP2":"",t.map?"#define USE_MAP":"",t.envMap?"#define USE_ENVMAP":"",t.lightMap?"#define USE_LIGHTMAP":"",t.vertexColors?"#define USE_COLOR":"","uniform mat4 viewMatrix;\nuniform vec3 cameraPosition;\n"].join("\n");t=[c.getParameter(c.MAX_VERTEX_TEXTURE_IMAGE_UNITS)>0?"#define VERTEX_TEXTURES":
+"","#define MAX_DIR_LIGHTS "+t.maxDirLights,"#define MAX_POINT_LIGHTS "+t.maxPointLights,"#define MAX_BONES "+t.maxBones,t.map?"#define USE_MAP":"",t.envMap?"#define USE_ENVMAP":"",t.lightMap?"#define USE_LIGHTMAP":"",t.vertexColors?"#define USE_COLOR":"",t.skinning?"#define USE_SKINNING":"",t.sizeAttenuation?"#define USE_SIZEATTENUATION":"","uniform mat4 objectMatrix;\nuniform mat4 modelViewMatrix;\nuniform mat4 projectionMatrix;\nuniform mat4 viewMatrix;\nuniform mat3 normalMatrix;\nuniform vec3 cameraPosition;\nuniform mat4 cameraInverseMatrix;\nattribute vec3 position;\nattribute vec3 normal;\nattribute vec3 color;\nattribute vec2 uv;\nattribute vec2 uv2;\nattribute vec4 skinVertexA;\nattribute vec4 skinVertexB;\nattribute vec4 skinIndex;\nattribute vec4 skinWeight;\n"].join("\n");
 c.attachShader(m,da("fragment",j+h));c.attachShader(m,da("vertex",t+r));c.linkProgram(m);c.getProgramParameter(m,c.LINK_STATUS)||alert("Could not initialise shaders\nVALIDATE_STATUS: "+c.getProgramParameter(m,c.VALIDATE_STATUS)+", gl error ["+c.getError()+"]");m.uniforms={};m.attributes={};f.program=m;m=["viewMatrix","modelViewMatrix","projectionMatrix","normalMatrix","objectMatrix","cameraPosition","cameraInverseMatrix","boneGlobalMatrices"];for(i in f.uniforms)m.push(i);i=f.program;h=0;for(r=m.length;h<
 r;h++){j=m[h];i.uniforms[j]=c.getUniformLocation(i,j)}i=f.program;m=["position","normal","uv","uv2","tangent","color","skinVertexA","skinVertexB","skinIndex","skinWeight"];h=0;for(r=m.length;h<r;h++){j=m[h];i.attributes[j]=c.getAttribLocation(i,j)}i=f.program.attributes;c.enableVertexAttribArray(i.position);i.color>=0&&c.enableVertexAttribArray(i.color);i.normal>=0&&c.enableVertexAttribArray(i.normal);i.tangent>=0&&c.enableVertexAttribArray(i.tangent);if(f.skinning&&i.skinVertexA>=0&&i.skinVertexB>=
 0&&i.skinIndex>=0&&i.skinWeight>=0){c.enableVertexAttribArray(i.skinVertexA);c.enableVertexAttribArray(i.skinVertexB);c.enableVertexAttribArray(i.skinIndex);c.enableVertexAttribArray(i.skinWeight)}};this.render=function(f,j,m,h){var i,t,p,s,A,r,v,J,P=f.lights,N=f.fog;j.matrixAutoUpdate&&j.update();j.matrixWorldInverse.flattenToArray(Ka);j.projectionMatrix.flattenToArray(Qa);Ha.multiply(j.projectionMatrix,j.matrixWorldInverse);n(Ha);f.update(undefined,!1,j);this.initWebGLObjects(f);X(m);(this.autoClear||
@@ -204,4 +204,4 @@ THREE.UniformsLib.lights,{ambient:{type:"c",value:new THREE.Color(328965)},specu
 THREE.Snippets.lights_pars_fragment,"void main() {\ngl_FragColor = vec4( vLightWeighting, 1.0 );",THREE.Snippets.lights_fragment,THREE.Snippets.map_fragment,THREE.Snippets.lightmap_fragment,THREE.Snippets.color_fragment,THREE.Snippets.envmap_fragment,THREE.Snippets.fog_fragment,"}"].join("\n"),vertexShader:["#define PHONG\nvarying vec3 vLightWeighting;\nvarying vec3 vViewPosition;\nvarying vec3 vNormal;",THREE.Snippets.map_pars_vertex,THREE.Snippets.lightmap_pars_vertex,THREE.Snippets.envmap_pars_vertex,
 THREE.Snippets.lights_pars_vertex,THREE.Snippets.color_pars_vertex,THREE.Snippets.skinning_pars_vertex,"void main() {\nvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );",THREE.Snippets.map_vertex,THREE.Snippets.lightmap_vertex,THREE.Snippets.envmap_vertex,THREE.Snippets.color_vertex,"#ifndef USE_ENVMAP\nvec4 mPosition = objectMatrix * vec4( position, 1.0 );\n#endif\nvViewPosition = cameraPosition - mPosition.xyz;\nvec3 transformedNormal = normalize( normalMatrix * normal );\nvNormal = transformedNormal;",
 THREE.Snippets.lights_vertex,THREE.Snippets.skinning_vertex,"}"].join("\n")},particle_basic:{uniforms:THREE.UniformsLib.particle,fragmentShader:["uniform vec3 psColor;\nuniform float opacity;",THREE.Snippets.color_pars_fragment,THREE.Snippets.map_particle_pars_fragment,THREE.Snippets.fog_pars_fragment,"void main() {\ngl_FragColor = vec4( psColor, opacity );",THREE.Snippets.map_particle_fragment,THREE.Snippets.color_fragment,THREE.Snippets.fog_fragment,"}"].join("\n"),vertexShader:["uniform float size;\nuniform float scale;",
-THREE.Snippets.color_pars_vertex,"void main() {",THREE.Snippets.color_vertex,"vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\nfloat length = sqrt( mvPosition.x * mvPosition.x + mvPosition.y * mvPosition.y + mvPosition.z * mvPosition.z );\ngl_PointSize = size * ( scale / length );\ngl_Position = projectionMatrix * mvPosition;\n}"].join("\n")}};
+THREE.Snippets.color_pars_vertex,"void main() {",THREE.Snippets.color_vertex,"vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n#ifdef USE_SIZEATTENUATION\ngl_PointSize = size * ( scale / length( mvPosition.xyz ) );\n#else\ngl_PointSize = size;\n#endif\ngl_Position = projectionMatrix * mvPosition;\n}"].join("\n")}};

examples/webgl_particles_billboards.html

@@ -81,7 +81,7 @@
 
 				}
 
-				material = new THREE.ParticleBasicMaterial( { size: 35, map: sprite, blending: THREE.BillboardBlending } );
+				material = new THREE.ParticleBasicMaterial( { size: 35, sizeAttenuation: false, map: sprite, blending: THREE.BillboardBlending } );
 				material.color.setHSV( 1.0, 0.2, 0.8 );
 
 				particles = new THREE.ParticleSystem( geometry, material );

src/materials/ParticleBasicMaterial.js

@@ -25,6 +25,7 @@ THREE.ParticleBasicMaterial = function ( parameters ) {
 	this.map = null;
 
 	this.size = 1.0;
+	this.sizeAttenuation = true;
 
 	this.blending = THREE.NormalBlending;
 	this.depthTest = true;
@@ -40,6 +41,7 @@ THREE.ParticleBasicMaterial = function ( parameters ) {
 		if ( parameters.map !== undefined ) this.map = parameters.map;
 
 		if ( parameters.size !== undefined ) this.size = parameters.size;
+		if ( parameters.sizeAttenuation !== undefined ) this.sizeAttenuation = parameters.sizeAttenuation;
 
 		if ( parameters.blending !== undefined ) this.blending = parameters.blending;
 		if ( parameters.depthTest !== undefined ) this.depthTest = parameters.depthTest;

src/renderers/WebGLRenderer.js

@@ -1387,11 +1387,14 @@ THREE.WebGLRenderer = function ( parameters ) {
 		maxLightCount = allocateLights( lights, 4 );
 
 		maxBones = allocateBones( object );
-		
-		parameters = { fog: fog, map: material.map, envMap: material.envMap, lightMap: material.lightMap, vertexColors: material.vertexColors,
-					   skinning: material.skinning,
-					   maxDirLights: maxLightCount.directional, maxPointLights: maxLightCount.point,
-					   maxBones: maxBones };
+
+		parameters = {
+				fog: fog, map: material.map, envMap: material.envMap,
+				lightMap: material.lightMap, vertexColors: material.vertexColors,
+				sizeAttenuation: material.sizeAttenuation, skinning: material.skinning,
+				maxDirLights: maxLightCount.directional, maxPointLights: maxLightCount.point,
+				maxBones: maxBones
+		};
 
 		material.program = buildProgram( material.fragmentShader, material.vertexShader, parameters );
 
@@ -2589,6 +2592,8 @@ THREE.WebGLRenderer = function ( parameters ) {
 			parameters.vertexColors ? "#define USE_COLOR" : "",
 			parameters.skinning ? "#define USE_SKINNING" : "",
 
+			parameters.sizeAttenuation ? "#define USE_SIZEATTENUATION" : "",
+
 			"uniform mat4 objectMatrix;",
 			"uniform mat4 modelViewMatrix;",
 			"uniform mat4 projectionMatrix;",
@@ -4002,9 +4007,12 @@ THREE.ShaderLib = {
 
 				"vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );",
 
-				"float length = sqrt( mvPosition.x * mvPosition.x + mvPosition.y * mvPosition.y + mvPosition.z * mvPosition.z );",
+				"#ifdef USE_SIZEATTENUATION",
+					"gl_PointSize = size * ( scale / length( mvPosition.xyz ) );",
+				"#else",
+					"gl_PointSize = size;",
+				"#endif",
 
-				"gl_PointSize = size * ( scale / length );",
 				"gl_Position = projectionMatrix * mvPosition;",
 
 			"}"
@@ -4013,5 +4021,4 @@ THREE.ShaderLib = {
 
 	}
 
-
 };