aframe-environment-component/dist/aframe-environment-component.min.js

Infinite environments for your A-Frame VR scene in just one file.

!function(e){function t(o){if(r[o])return r[o].exports;var i=r[o]={exports:{},id:o,loaded:!1};return e[o].call(i.exports,i,i.exports,t),i.loaded=!0,i.exports}var r={};return t.m=e,t.c=r,t.p="",t(0)}([function(e,t){if("undefined"==typeof AFRAME)throw new Error("Component attempted to register before AFRAME was available.");AFRAME.registerComponent("environment",{schema:{active:{default:!1},preset:{default:"default",oneOf:["none","default","contact","egypt","checkerboard","forest","goaland","yavapai","goldmine","arches","threetowers","poison","tron","japan","dream","volcano","starry","osiris"]},seed:{type:"int",default:1,min:0,max:1e3},skyType:{default:"color",oneOf:["none","color","gradient","atmosphere"]},skyColor:{type:"color"},horizonColor:{type:"color"},lighting:{default:"distant",oneOf:["none","distant","point"]},shadow:{default:!1},shadowSize:{default:10},lightPosition:{type:"vec3",default:{x:0,y:1,z:-.2}},fog:{type:"float",default:0,min:0,max:1},flatShading:{default:!1},playArea:{type:"float",default:1,min:.5,max:10},stageSize:{type:"number",default:200,min:1,max:2e4},ground:{default:"hills",oneOf:["none","flat","hills","canyon","spikes","noise"]},groundYScale:{type:"float",default:3,min:0,max:50},groundTexture:{default:"none",oneOf:["none","checkerboard","squares","walkernoise"]},groundColor:{type:"color",default:"#553e35"},groundColor2:{type:"color",default:"#694439"},groundDensity:{type:"number",default:64,min:8,max:1024},groundFrequency:{type:"number",default:10,min:.1,max:1e3},dressing:{default:"none",oneOf:["none","cubes","pyramids","cylinders","hexagons","stones","trees","mushrooms","towers","apparatus","arches","torii"]},dressingAmount:{type:"int",default:10,min:0,max:1e3},dressingColor:{type:"color",default:"#795449"},dressingScale:{type:"float",default:5,min:0,max:100},dressingVariance:{type:"vec3",default:{x:1,y:1,z:1}},dressingUniformScale:{default:!0},dressingOnPlayArea:{type:"float",default:0,min:0,max:1},grid:{default:"none",oneOf:["none","1x1","2x2","crosses","dots","xlines","ylines"]},gridColor:{type:"color",default:"#ccc"}},multiple:!1,presets:{none:{},default:{active:!0,seed:1,skyType:"atmosphere",skyColor:"#88c",horizonColor:"#ddd",lighting:"distant",lightPosition:{x:-.11,y:1,z:.33},fog:.78,flatShading:!1,playArea:1,ground:"hills",groundYScale:3,groundTexture:"checkerboard",groundColor:"#454545",groundColor2:"#5d5d5d",dressing:"none",dressingAmount:10,dressingColor:"#795449",dressingScale:1,dressingVariance:{x:0,y:0,z:0},dressingUniformScale:!0,dressingOnPlayArea:0,grid:"none",gridColor:"#ccc",shadow:!1},contact:{active:!0,seed:14,skyType:"gradient",skyColor:"#478d54",horizonColor:"#b696cb",lighting:"distant",lightPosition:{x:0,y:2.01,z:-1},fog:.8,flatShading:!1,playArea:1,ground:"spikes",groundYScale:4.91,groundTexture:"none",groundColor:"#2e455f",groundColor2:"#694439",dressing:"apparatus",dressingAmount:7,dressingColor:"#657067",dressingScale:20,dressingVariance:{x:20,y:20,z:20},dressingUniformScale:!0,dressingOnPlayArea:0,grid:"1x1",gridColor:"#478d54",shadow:!1},egypt:{active:!0,seed:26,skyType:"gradient",skyColor:"#1b7660",horizonColor:"#e4b676",lighting:"distant",lightPosition:{x:0,y:1.65,z:-1},fog:.75,flatShading:!1,playArea:1,ground:"hills",groundYScale:5,groundTexture:"walkernoise",groundColor:"#664735",groundColor2:"#6c4b39",dressing:"pyramids",dressingAmount:10,dressingColor:"#7c5c45",dressingScale:5,dressingVariance:{x:20,y:20,z:20},dressingUniformScale:!0,dressingOnPlayArea:0,grid:"spots",gridColor:"#e4b676",shadow:!1},checkerboard:{active:!0,seed:1,skyType:"gradient",skyColor:"#0d0d0d",horizonColor:"#404040",lighting:"distant",lightPosition:{x:0,y:1,z:-.2},fog:.81,flatShading:!0,playArea:1,ground:"hills",groundYScale:4.81,groundTexture:"checkerboard",groundColor:"#252525",groundColor2:"#111111",dressing:"cubes",dressingAmount:10,dressingColor:"#9f9f9f",dressingScale:1.51,dressingVariance:{x:5,y:20,z:5},dressingUniformScale:!0,dressingOnPlayArea:0,grid:"dots",gridColor:"#ccc",shadow:!1},forest:{active:!0,seed:8,skyType:"gradient",skyColor:"#24b59f",horizonColor:"#eff9b7",lighting:"distant",lightPosition:{x:-1.2,y:.88,z:-.55},fog:.8,flatShading:!1,playArea:1,ground:"noise",groundYScale:4.18,groundTexture:"squares",groundColor:"#937a24",groundColor2:"#987d2e",dressing:"trees",dressingAmount:500,dressingColor:"#888b1d",dressingScale:1,dressingVariance:{x:10,y:10,z:10},dressingUniformScale:!0,dressingOnPlayArea:0,grid:"none",gridColor:"#c5a543",shadow:!1},goaland:{active:!0,seed:17,skyType:"gradient",skyColor:"#14645f",horizonColor:"#a3dab8",lighting:"point",lightPosition:{x:.1,y:4,z:.56},fog:.73,flatShading:!1,playArea:1,ground:"noise",groundYScale:.81,groundTexture:"none",groundColor:"#ae3241",groundColor2:"#db4453",dressing:"mushrooms",dressingAmount:150,dressingColor:"#a9313d",dressingScale:5,dressingVariance:{x:5,y:10,z:5},dressingUniformScale:!0,dressingOnPlayArea:0,grid:"dots",gridColor:"#239893",shadow:!1},yavapai:{active:!0,seed:11,skyType:"gradient",skyColor:"#239849",horizonColor:"#cfe0af",lighting:"distant",lightPosition:{x:.5,y:1,z:0},fog:.8,flatShading:!0,playArea:1,ground:"canyon",groundYScale:9.76,groundTexture:"walkernoise",groundColor:"#C66344",groundColor2:"#c96b4b",dressing:"stones",dressingAmount:500,dressingColor:"#C66344",dressingScale:.06,dressingVarian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0"),this.hemilight.setAttribute("light",{type:"hemisphere",color:"#CEE4F0",intensity:1.256}),this.sunlight=document.createElement("a-entity"),this.sunlight.classList.add("environment"),this.sunlight.setAttribute("position",this.data.lightPosition),this.sunlight.setAttribute("light",{intensity:1.884}),this.el.appendChild(this.hemilight),this.el.appendChild(this.sunlight),this.el.appendChild(this.ground),this.el.appendChild(this.dressing),this.el.appendChild(this.sky)},getFogColor:function(e,t){var r;if("color"==e||"none"==e)r=(new THREE.Color).setStyle(this.environmentData.skyColor,THREE.NoColorSpace);else if("gradient"==e)r=(new THREE.Color).setStyle(this.environmentData.horizonColor,THREE.NoColorSpace);else if("atmosphere"==e){var o=[1,.5,.22,.1,.05,0],i=["#C0CDCF","#81ADC5","#525e62","#2a2d2d","#141616","#000"];if(t<=0)return"#000";t=Math.min(1,t);for(var n=0;n<o.length;n++)if(t>o[n]){var s=(new THREE.Color).setStyle(i[n-1],THREE.NoColorSpace),a=(new THREE.Color).setStyle(i[n],THREE.NoColorSpace),l=(t-o[n])/(o[n-1]-o[n]);a.lerp(s,l),r=a;break}}return r.multiplyScalar(.9),r.lerp((new THREE.Color).setStyle(this.data.groundColor,THREE.NoColorSpace),.3),r.setRGB(r.r,r.g,r.b,THREE.SRGBColorSpace),"#"+r.getHexString()},update:function(e){var t;this.data.preset?(t=AFRAME.utils.clone(this.environmentData),this.environmentData={},Object.assign(this.environmentData,this.data),Object.assign(this.environmentData,this.presets[this.data.preset]),Object.assign(this.environmentData,this.el.components.environment.attrValue),console.log(this.environmentData)):(t=e,this.environmentData=this.data);var r=this.environmentData.skyType,o=new THREE.Vector3(this.environmentData.lightPosition.x,this.environmentData.lightPosition.y,this.environmentData.lightPosition.z);if(o.normalize(),this.sunlight){if(this.sunlight.setAttribute("position",this.environmentData.lightPosition),"atmosphere"!=r){var i=(new THREE.Color).setStyle(this.environmentData.skyColor,THREE.NoColorSpace);i.setRGB((i.r+1)/2,(i.g+1)/2,(i.b+1)/2,THREE.SRGBColorSpace),this.hemilight.setAttribute("light",{color:"#"+i.getHexString(),intensity:1.884}),this.sunlight.setAttribute("light",{intensity:1.884})}else this.hemilight.setAttribute("light",{color:"#CEE4F0",intensity:.314+1.57*o.y}),this.sunlight.setAttribute("light",{intensity:.314+1.57*o.y});this.sunlight.setAttribute("light",{castShadow:this.environmentData.shadow,shadowCameraLeft:-this.environmentData.shadowSize,shadowCameraBottom:-this.environmentData.shadowSize,shadowCameraRight:this.environmentData.shadowSize,shadowCameraTop:this.environmentData.shadowSize})}var n=this.environmentData.stageSize!==t.stageSize;if(n&&(this.STAGE_SIZE=this.data.stageSize,this.sky.setAttribute("radius",this.STAGE_SIZE)),r!==t.skyType||this.environmentData.skyColor!=t.skyColor||this.environmentData.horizonColor!=t.horizonColor){var s={};s.shader={none:"flat",color:"flat",gradient:"gradientshader",atmosphere:"skyshader"}[r],this.stars&&this.stars.setAttribute("visible","atmosphere"==r),"color"==r?(s.color=this.environmentData.skyColor,s.fog=!1):"gradient"==r&&(s.topColor=(new THREE.Color).setStyle(this.environmentData.skyColor,THREE.NoColorSpace),s.bottomColor=(new THREE.Color).setStyle(this.environmentData.horizonColor,THREE.NoColorSpace)),this.sky.setAttribute("material",s)}"atmosphere"==r&&(this.sky.setAttribute("material",{sunPosition:o}),this.setStars(2e3*(1-Math.max(0,8*(o.y+.08))))),this.environmentData.fog>0?this.el.sceneEl.setAttribute("fog",{color:this.getFogColor(r,o.y),far:(1.01-this.environmentData.fog)*this.STAGE_SIZE*2}):this.el.sceneEl.removeAttribute("fog"),this.sunlight.setAttribute("light",{type:"point"==this.environmentData.lighting?"point":"directional"}),this.sunlight.setAttribute("visible","none"!==this.environmentData.lighting),this.hemilight.setAttribute("visible","none"!==this.environmentData.lighting);var a=!this.groundGeometry||this.environmentData.seed!=t.seed||this.environmentData.ground!=t.ground||this.environmentData.playArea!=t.playArea||this.environmentData.flatShading!=t.flatShading||this.environmentData.groundDensity!=t.groundDensity||this.environmentData.groundFrequency!=t.groundFrequency||n;(a||this.environmentData.groundColor!=t.groundColor||this.environmentData.groundColor2!=t.groundColor2||this.environmentData.groundYScale!=t.groundYScale||this.environmentData.groundTexture!=t.groundTexture||this.environmentData.gridColor!=t.gridColor||this.environmentData.grid!=t.grid)&&(this.updateGround(a),this.hemilight&&this.hemilight.setAttribute("light",{groundColor:this.environmentData.groundColor})),(this.environmentData.seed!=t.seed||this.environmentData.dressingOnPlayArea!=t.dressingOnPlayArea||this.environmentData.dressing!=t.dressing||this.environmentData.flatShading!=t.flatShading||this.environmentData.dressingAmount!=t.dressingAmount||this.environmentData.dressingScale!=t.dressingScale||this.environmentData.dressingColor!=t.dressingColor||this.environmentData.dressingVariance.x!=t.dressingVariance.x||this.environmentData.dressingVariance.y!=t.dressingVariance.y||this.environmentData.dressingVariance.z!=t.dressingVariance.z||this.environmentData.dressingUniformScale!=t.dressingUniformScale||n)&&this.updateDressing(),this.sky.setAttribute("visible","none"!==r),this.el.setAttribute("visible",this.environmentData.active),this.environmentData.active||(this.userFog?this.el.sceneEl.setAttribute("fog",this.userFog):this.el.sceneEl.removeAttribute("fog")),this.dumpParametersDiff()},remove:function(){this.userFog?this.el.sceneEl.setAttribute("fog",this.userFog):this.el.sceneEl.removeAttribute("fog"),this.el.removeChild(this.hemilight),this.el.removeChild(this.sunlight),this.groundTexture&&this.groundTexture.dispose(),this.gridTexture&&this.gridTexture.dispose(),this.groundMaterial&&this.groundMaterial.dispose(),this.groundGeometry&&this.groundGeometry.dispose(),this.el.removeChild(this.ground);var e=this.dressing.getObject3D("mesh");e&&e.children.length>0&&(e.children[0].material.dispose(),e.children[0].geometry.dispose()),this.el.removeChild(this.dressing),this.el.removeChild(this.sky),this.removeStars()},logPreset:function(){var e="{";for(var t in this.schema)if("preset"!=t){e+=t+": ";var r=this.schema[t].type;e+="vec3"==r?"{ x: "+this.environmentData[t].x+", y: "+this.environmentData[t].y+", z: "+this.environmentData[t].z+"}":"string"==r||"color"==r?'"'+this.environmentData[t]+'"':this.environmentData[t],e+=", "}e+="}",console.log(e)},dumpParametersDiff:function(){function e(e){return Math.floor(1e3*e)/1e3}var t=[],r="none"!=this.data.preset&&this.presets[this.data.preset];r&&t.push("preset: "+this.data.preset);for(var o in this.schema)if(!("preset"==o||r&&void 0===r[o])){var i=r?r[o]:this.schema[o].default,n=this.environmentData[o],s=this.schema[o].type;if("vec3"==s){var a=i;"string"==typeof i&&(i=i.split(" "),a={x:i[0],y:i[1],z:i[2]}),e(a.x)==e(n.x)&&e(a.y)==e(n.y)&&e(a.z)==e(n.z)||t.push(o+": "+e(n.x)+" "+e(n.y)+" "+e(n.z))}else i!=n&&("number"==this.schema[o].type&&(n=e(n)),t.push(o+": "+n))}console.log("%c"+t.join("; "),"color: #f48;font-weight:bold")},random:function(e){return parseFloat("0."+Math.sin(9999*this.environmentData.seed*e).toString().substr(7))},updateGround:function(e){
var t=this.environmentData.groundDensity;if(e){var o="none"!=this.environmentData.ground;if(this.ground.setAttribute("visible",o),!o)return;this.groundGeometry||(this.groundGeometry=new THREE.PlaneGeometry(this.STAGE_SIZE+2,this.STAGE_SIZE+2,t-1,t-1));for(var i=new r(this.environmentData.seed),n=this.groundGeometry.attributes.position.array,s=n.length,a=this.environmentData.groundFrequency,l=a/t,d=0,h=0,g=2;g<s;g+=3)if("flat"!=this.environmentData.ground){var u;switch(this.environmentData.ground){case"hills":u=Math.max(0,i.noise(d,h,0));break;case"canyon":u=.2+.8*i.noise(d,h,0),u=Math.min(1,10*Math.pow(u,2));break;case"spikes":u=this.random(g)<.02?this.random(g+1):0;break;case"noise":u=this.random(g)<.35?this.random(g+1):0}u+=.1*this.random(g+2);var c=2*d/a-1,m=2*h/a-1,f=this.environmentData.playArea;c=Math.max(0,Math.min(1,(Math.abs(c)-(f-.9))*(1/f))),m=Math.max(0,Math.min(1,(Math.abs(m)-(f-.9))*(1/f))),u*=c>m?c:m,u<.01&&(u=0),n[g]=u,d+=l,d>=a&&(d=0,h+=l)}else n[g]=0;this.groundGeometry.computeVertexNormals(),this.groundGeometry.attributes.position.needsUpdate=!0,this.groundGeometry.attributes.normal.needsUpdate=!0}this.ground.setAttribute("scale",{z:this.environmentData.groundYScale});var p=2048,y=20,v=this.STAGE_SIZE/y;this.groundCanvas&&this.groundCanvas.width==p||(this.gridCanvas=document.createElement("canvas"),this.gridCanvas.width=p,this.gridCanvas.height=p,this.gridTexture=new THREE.Texture(this.gridCanvas),this.gridTexture.wrapS=THREE.RepeatWrapping,this.gridTexture.wrapT=THREE.RepeatWrapping,this.gridTexture.repeat.set(v,v),this.gridTexture.anisotropy=4,this.rendererSystem.applyColorCorrection(this.gridTexture),this.groundCanvas=document.createElement("canvas"),this.groundCanvas.width=p,this.groundCanvas.height=p,this.groundTexture=new THREE.Texture(this.groundCanvas),this.groundTexture.wrapS=THREE.RepeatWrapping,this.groundTexture.wrapT=THREE.RepeatWrapping,this.groundTexture.repeat.set(v,v),this.groundTexture.anisotropy=4,this.rendererSystem.applyColorCorrection(this.groundTexture),this.groundMaterialProps={map:this.groundTexture,emissive:new THREE.Color(16777215),emissiveMap:this.gridTexture},this.groundMaterialProps.flatShading=this.environmentData.flatShading,this.groundMaterial=new THREE.MeshLambertMaterial(this.groundMaterialProps));var C=this.groundCanvas.getContext("2d"),E=this.gridCanvas.getContext("2d");if(this.drawTexture(C,p,y),E.fillStyle="#000000",E.fillRect(0,0,p,p),this.drawGrid(E,p,y),this.groundTexture.needsUpdate=!0,this.gridTexture.needsUpdate=!0,e){var x=new THREE.Mesh(this.groundGeometry,this.groundMaterial);this.ground.setObject3D("mesh",x)}else this.ground.getObject3D("mesh").material=this.groundMaterial;this.ground.setAttribute("shadow",{cast:!1,receive:this.environmentData.shadow})},drawGrid:function(e,t,r){if("none"!=this.environmentData.grid){var o,i,n,s=Math.floor(r/2),a=t/(r/2);switch(e.fillStyle=this.environmentData.gridColor,this.environmentData.grid){case"1x1":case"2x2":for("1x1"==this.environmentData.grid&&(s*=2,a=t/r),o=0;o<s;o++)n=Math.floor(o*a),e.fillRect(0,n,t,1),e.fillRect(n,0,1,t);break;case"crosses":var l=Math.floor(a/20);for(o=0;o<s+1;o++)for(n=Math.floor(o*a),i=0;i<s+1;i++){var d=Math.floor(-l+i*a);e.fillRect(d,n,2*l,1),e.fillRect(n,d,1,2*l)}break;case"dots":for(o=0;o<s+1;o++)for(i=0;i<s+1;i++)e.beginPath(),e.arc(Math.floor(i*a),Math.floor(o*a),4,0,2*Math.PI),e.fill();break;case"xlines":for(o=0;o<s;o++)e.fillRect(Math.floor(o*a),0,1,t);break;case"ylines":for(o=0;o<s;o++)e.fillRect(0,Math.floor(o*a),t,1)}}},drawTexture:function(e,t,o){e.fillStyle=this.environmentData.groundColor,e.fillRect(0,0,t,t);var i,n,s,a,l,d,h;if("none"!=this.environmentData.groundTexture)switch(this.environmentData.groundTexture){case"checkerboard":e.fillStyle=this.environmentData.groundColor2;var g=Math.floor(o/2),u=t/(o/2);for(i=0;i<g+1;i+=2)for(var c=0;c<g+1;c++)e.fillRect(Math.floor((i+c%2)*u),Math.floor(c*u),Math.floor(u),Math.floor(u));break;case"squares":var m=16,f=t/m;for(s=(new THREE.Color).setStyle(this.environmentData.groundColor,THREE.NoColorSpace),a=(new THREE.Color).setStyle(this.environmentData.groundColor2,THREE.NoColorSpace),i=0;i<m*m;i++)n=this.random(i+3)>.5?s.clone():a.clone(),n.addScalar(.1*this.random(i+3)-.05),e.fillStyle="#"+n.getHexString(THREE.NoColorSpace),e.fillRect(i%m*f,Math.floor(i/m)*f,f,f);break;case"noise":d=e.getImageData(0,0,t,t),l=d.data,s=(new THREE.Color).setStyle(this.environmentData.groundColor,THREE.NoColorSpace),a=(new THREE.Color).setStyle(this.environmentData.groundColor2,THREE.NoColorSpace);var p=new THREE.Color(a.r-s.r,a.g-s.g,a.b-s.b),y=new r;for(i=0,c=0,h=l.length;i<h;i+=4,c++){var v=y.noise(c%t/t*3,c/t/t*3,0);l[i+0]=Math.floor(255*(s.r+p.r*v)),l[i+1]=Math.floor(255*(s.g+p.g*v)),l[i+2]=Math.floor(255*(s.b+p.b*v))}e.putImageData(d,0,0);break;case"walkernoise":var C=Math.floor(t/2),E=document.createElement("canvas");E.width=C,E.height=C;var x=E.getContext("2d");x.fillStyle=this.environmentData.groundColor,x.fillRect(0,0,C,C),d=x.getImageData(0,0,C,C),l=d.data,s=(new THREE.Color).setStyle(this.environmentData.groundColor,THREE.NoColorSpace),a=(new THREE.Color).setStyle(this.environmentData.groundColor2,THREE.NoColorSpace);var S=[],T=1e3;for(i=0;i<T;i++)n=s.clone().lerp(a,Math.random()),S.push({x:Math.random()*C,y:Math.random()*C,r:Math.floor(255*n.r),g:Math.floor(255*n.g),b:Math.floor(255*n.b)});for(var b=5e3,w=0;w<b;w++)for(i=0;i<T;i++){var A=S[i],D=4*Math.floor(A.y*C+A.x);l[D+0]=A.r,l[D+1]=A.g,l[D+2]=A.b,A.x+=Math.floor(3*Math.random())-1,A.y+=Math.floor(3*Math.random())-1,A.x>=C&&(A.x=A.x-C),A.y>=C&&(A.y=A.y-C),A.x<0&&(A.x=C+A.x),A.y<0&&(A.y=C+A.y)}x.putImageData(d,0,0),e.drawImage(E,0,0,t,t)}},getAssetGeometry:function(e){function t(e,t){for(var r=e.attributes.position.array,o=r.length,i=0;i<o;i+=3)r[i]=(s.random(i)-.5)*t,r[i+1]=(s.random(i+o)-.5)*t,r[i+2]=(s.random(i+2*o)-.5)*t;e.attributes.position.needsUpdate=!0}if(!e)return null;for(var r,o,i,n=[],s=this,a=0;a<e.length;a++)if("lathe"==e[a].type){var l=-99999,d=[];for(i=e[a].vertices,r=0;r<i.length;r+=2)d.push(new THREE.Vector2(i[r],i[r+1])),i[r+1]>l&&(l=i[r+1]);o=new THREE.LatheGeometry(d,e[a].segments||8),o.applyMatrix4((new THREE.Matrix4).makeRotationFromEuler(new THREE.Euler(-Math.PI,0,0))),o.applyMatrix4((new THREE.Matrix4).makeTranslation(0,l,0)),o=o.toNonIndexed(),n.push(o)}else if("extrude"==e[a].type){var h=new THREE.Shape;for(i=e[a].vertices,r=0;r<i.length;r+=2)0==r?h.moveTo(i[r],i[r+1]):h.lineTo(i[r],i[r+1]);o=new THREE.ExtrudeGeometry(h,{amount:1,bevelEnabled:!1}),o.applyMatrix4((new THREE.Matrix4).makeRotationFromEuler(new THREE.Euler(-Math.PI/2,0,0))),e[a].noise&&t(o,e[a].noise),n.push(o)}else if("mesh"==e[a].type){o=new THREE.BufferGeometry,i=e[a].vertices;var g=e[a].faces,u=new Float32Array(i);if(o.setIndex(g),o.setAttribute("position",new THREE.BufferAttribute(u,3)),e[a].mirror){var c=o.clone();c.applyMatrix4((new THREE.Matrix4).makeRotationFromEuler(new THREE.Euler(0,Math.PI,0)));var m=THREE.BufferGeometryUtils.mergeGeometries||THREE.BufferGeometryUtils.mergeBufferGeometries;o=m([o,c])}e[a].noise&&t(o,e[a].noise),o=o.toNonIndexed(),o.computeVertexNormals(),n.push(o)}return n},updateDressing:function(){var e=new THREE.Object3D,t=[];if(this.dressing.setAttribute("visible","none"!=this.environmentData.dressing),"none"!=this.environmentData.dressing){var r;switch(this.environmentData.dressing){case"cubes":r=[new THREE.BoxGeometry(1,1,1)],r[0].applyMatrix4((new THREE.Matrix4).makeTranslation(0,.5,0));break;case"pyramids":r=[new THREE.ConeGeometry(1,1,4,1,!0)],r[0].applyMatrix4((new THREE.Matrix4).makeTranslation(0,.5,0));break;case"cylinders":r=[new THREE.CylinderGeometry(.5,.5,1,8,1,!0)],r[0].applyMatrix4((new THREE.Matrix4).makeTranslation(0,.5,0));break;default:if(r=this.getAssetGeometry(this.assets[this.environmentData.dressing]),!r)return}for(var o=0,i=88343;o<this.environmentData.dressingAmount;o++,i++){var n,s=r[Math.floor(this.random(33+o)*r.length)].clone(),a=this.environmentData.dressingScale,l=new THREE.Vector3(this.environmentData.dressingVariance.x,this.environmentData.dressingVariance.y,this.environmentData.dressingVariance.z),d=this.random(i)<this.environmentData.dressingOnPlayArea;n=d?15*this.random(i+1):10+Math.max(l.x,l.z)+10*this.random(i+1)+this.random(i+2)*this.STAGE_SIZE/3;var h=this.random(i+3)*Math.PI*2,g=new THREE.Matrix4,u=this.random(i+4),c=this.environmentData.dressingUniformScale;g.compose(new THREE.Vector3(Math.cos(h)*n,0,Math.sin(h)*n),(new THREE.Quaternion).setFromAxisAngle(new THREE.Vector3(0,1,0),(this.random(i+5)-.5)*l.length()*Math.PI*2),new THREE.Vector3(a+(c?u:this.random(i+6))*l.x,a+(c?u:this.random(i+7))*l.y,a+(c?u:this.random(i+8))*l.z)),s.applyMatrix4(g),t.push(s)}var m=THREE.BufferGeometryUtils.mergeGeometries||THREE.BufferGeometryUtils.mergeBufferGeometries,f=m(t);f.attributes.position.needsUpdate=!0;var p=new THREE.MeshLambertMaterial({color:new THREE.Color(this.environmentData.dressingColor)});this.rendererSystem.applyColorCorrection(p.color);var y=new THREE.Mesh(f,p);e.add(y),this.dressing.setObject3D("mesh",e)}},createStars:function(){for(var e=2e3,t=new THREE.BufferGeometry,r=new Float32Array(3*e),o=this.STAGE_SIZE-1,i=new THREE.Vector3,n=0;n<r.length;n+=3)i.set(this.random(n+23)-.5,this.random(n+24),this.random(n+25)-.5),i.normalize(),i.multiplyScalar(o),r[n]=i.x,r[n+1]=i.y,r[n+2]=i.z;t.setAttribute("position",new THREE.BufferAttribute(r,3)),t.setDrawRange(0,0);var s=new THREE.PointsMaterial({size:.01,color:13421772,fog:!1});this.rendererSystem.applyColorCorrection(s.color),this.stars.setObject3D("mesh",new THREE.Points(t,s))},removeStars:function(){if(this.stars){var e=this.stars.getObject3D("mesh");e.material.dispose(),e.geometry.dispose(),this.el.removeChild(this.stars),this.stars=null}},setStars:function(e){e=Math.floor(Math.min(2e3,Math.max(0,e))),0===e?this.removeStars():(this.stars||(this.stars=document.createElement("a-entity"),this.stars.id="stars",this.createStars(),this.el.appendChild(this.stars)),this.stars.getObject3D("mesh").geometry.setDrawRange(0,e))}}),AFRAME.registerShader("skyshader",{schema:{exposureBias:{type:"number",default:1,min:0,max:10,is:"uniform"},turbidity:{type:"number",default:2,min:0,max:20,is:"uniform"},reileigh:{type:"number",default:1,min:0,max:4,is:"uniform"},mieCoefficient:{type:"number",default:.005,min:0,max:.1,is:"uniform"},mieDirectionalG:{type:"number",default:.8,min:0,max:1,is:"uniform"},sunPosition:{type:"vec3",default:{x:0,y:0,z:-1},is:"uniform"},color:{type:"color",default:"#fff"}},vertexShader:["varying vec3 vWorldPosition;","void main() {","vec4 worldPosition = modelMatrix * vec4( position, 1.0 );","vWorldPosition = worldPosition.xyz;","gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );","}"].join("\n"),fragmentShader:["#include <common>","#include <dithering_pars_fragment>","uniform sampler2D skySampler;","uniform vec3 sunPosition;","varying vec3 vWorldPosition;","vec3 cameraPos = vec3(0., 0., 0.);","uniform float exposureBias;","uniform float turbidity;","uniform float reileigh;","uniform float mieCoefficient;","uniform float mieDirectionalG;","const float e = 2.71828182845904523536028747135266249775724709369995957;","const float pi = 3.141592653589793238462643383279502884197169;","const float n = 1.0003;","const float N = 2.545E25;","const float pn = 0.035;","const vec3 lambda = vec3(680E-9, 550E-9, 450E-9);","const vec3 K = vec3(0.686, 0.678, 0.666);","const float v = 4.0;","const float rayleighZenithLength = 8.4E3;","const float mieZenithLength = 1.25E3;","const vec3 up = vec3(0.0, 1.0, 0.0);","const float EE = 1000.0;","const float sunAngularDiameterCos = 0.999956676946448443553574619906976478926848692873900859324;","const float cutoffAngle = pi/1.95;","const float steepness = 1.5;","vec3 totalRayleigh(vec3 lambda)","{","return (8.0 * pow(pi, 3.0) * pow(pow(n, 2.0) - 1.0, 2.0) * (6.0 + 3.0 * pn)) / (3.0 * N * pow(lambda, vec3(4.0)) * (6.0 - 7.0 * pn));","}","vec3 simplifiedRayleigh()","{","return 0.0005 / vec3(94, 40, 18);","}","float rayleighPhase(float cosTheta)","{   ","return (3.0 / (16.0*pi)) * (1.0 + pow(cosTheta, 2.0));","}","vec3 totalMie(vec3 lambda, vec3 K, float T)","{","float c = (0.2 * T ) * 10E-18;","return 0.434 * c * pi * pow((2.0 * pi) / lambda, vec3(v - 2.0)) * K;","}","float hgPhase(float cosTheta, float g)","{","return (1.0 / (4.0*pi)) * ((1.0 - pow(g, 2.0)) / pow(1.0 - 2.0*g*cosTheta + pow(g, 2.0), 1.5));","}","float sunIntensity(float zenithAngleCos)","{","return EE * max(0.0, 1.0 - exp(-((cutoffAngle - acos(zenithAngleCos))/steepness)));","}","// Filmic ToneMapping http://filmicgames.com/archives/75","float A = 0.15;","float B = 0.50;","float C = 0.10;","float D = 0.20;","float E = 0.02;","float F = 0.30;","float W = 1000.0;","vec3 Uncharted2Tonemap(vec3 x)","{","return ((x*(A*x+C*B)+D*E)/(x*(A*x+B)+D*F))-E/F;","}","void main() ","{","float sunfade = 1.0-clamp(1.0-exp((sunPosition.y/450000.0)),0.0,1.0);","float reileighCoefficient = reileigh - (1.0* (1.0-sunfade));","vec3 sunDirection = normalize(sunPosition);","float sunE = sunIntensity(dot(sunDirection, up));","vec3 betaR = simplifiedRayleigh() * reileighCoefficient;","vec3 betaM = totalMie(lambda, K, turbidity) * mieCoefficient;","float zenithAngle = acos(max(0.0, dot(up, normalize(vWorldPosition - cameraPos))));","float sR = rayleighZenithLength / (cos(zenithAngle) + 0.15 * pow(93.885 - ((zenithAngle * 180.0) / pi), -1.253));","float sM = mieZenithLength / (cos(zenithAngle) + 0.15 * pow(93.885 - ((zenithAngle * 180.0) / pi), -1.253));","vec3 Fex = exp(-(betaR * sR + betaM * sM));","float cosTheta = dot(normalize(vWorldPosition - cameraPos), sunDirection);","float rPhase = rayleighPhase(cosTheta*0.5+0.5);","vec3 betaRTheta = betaR * rPhase;","float mPhase = hgPhase(cosTheta, mieDirectionalG);","vec3 betaMTheta = betaM * mPhase;","vec3 Lin = pow(sunE * ((betaRTheta + betaMTheta) / (betaR + betaM)) * (1.0 - Fex),vec3(1.5));","Lin *= mix(vec3(1.0),pow(sunE * ((betaRTheta + betaMTheta) / (betaR + betaM)) * Fex,vec3(1.0/2.0)),clamp(pow(1.0-dot(up, sunDirection),5.0),0.0,1.0));","vec3 direction = normalize(vWorldPosition - cameraPos);","float theta = acos(direction.y); // elevation --> y-axis, [-pi/2, pi/2]","float phi = atan(direction.z, direction.x); // azimuth --> x-axis [-pi/2, pi/2]","vec2 uv = vec2(phi, theta) / vec2(2.0*pi, pi) + vec2(0.5, 0.0);","vec3 L0 = vec3(0.1) * Fex;","float sundisk = smoothstep(sunAngularDiameterCos,sunAngularDiameterCos+0.00002,cosTheta);","L0 += (sunE * 19000.0 * Fex)*sundisk;","vec3 whiteScale = 1.0/Uncharted2Tonemap(vec3(W));","vec3 texColor = (Lin+L0);","texColor *= 0.04;","texColor += vec3(0.0,0.001,0.0025)*0.3;","vec3 curr = Uncharted2Tonemap(exposureBias*texColor);","vec3 color = curr*whiteScale;","vec3 retColor = pow(color,vec3(1.0/(1.2+(1.2*sunfade))));","gl_FragColor.rgb = retColor;","gl_FragColor.a = 1.0;","#include <dithering_fragment>","}"].join("\n")}),AFRAME.registerShader("gradientshader",{schema:{topColor:{type:"color",default:"1 0 0",is:"uniform"},bottomColor:{type:"color",default:"0 0 1",is:"uniform"}},vertexShader:["varying vec3 vWorldPosition;","void main() {"," vec4 worldPosition = modelMatrix * vec4( position, 1.0 );"," vWorldPosition = worldPosition.xyz;"," gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0 );","}"].join("\n"),fragmentShader:["#include <common>","#include <dithering_pars_fragment>","uniform vec3 bottomColor;","uniform vec3 topColor;","uniform float offset;","varying vec3 vWorldPosition;","void main() {"," float h = normalize( vWorldPosition ).y;"," gl_FragColor = vec4( mix( bottomColor, topColor, max( pow( max(h, 0.0 ), 0.8 ), 0.0 ) ), 1.0 );"," #include <dithering_fragment>","}"].join("\n")});var r=function(e){var t;this.grad3=[[1,1,0],[-1,1,0],[1,-1,0],[-1,-1,0],[1,0,1],[-1,0,1],[1,0,-1],[-1,0,-1],[0,1,1],[0,-1,1],[0,1,-1],[0,-1,-1]],this.p=[];var r;for(r=0;r<256;r++)t=parseFloat("0."+Math.sin(9999*e*r).toString().substr(7)),this.p[r]=Math.floor(256*t);for(this.perm=[],r=0;r<512;r++)this.perm[r]=this.p[255&r]};r.prototype.dot=function(e,t,r,o){return e[0]*t+e[1]*r+e[2]*o},r.prototype.mix=function(e,t,r){return(1-r)*e+r*t},r.prototype.fade=function(e){return e*e*e*(e*(6*e-15)+10)},r.prototype.noise=function(e,t,r){var o=Math.floor(e),i=Math.floor(t),n=Math.floor(r);e-=o,t-=i,r-=n,o&=255,i&=255,n&=255;var s=this.perm[o+this.perm[i+this.perm[n]]]%12,a=this.perm[o+this.perm[i+this.perm[n+1]]]%12,l=this.perm[o+this.perm[i+1+this.perm[n]]]%12,d=this.perm[o+this.perm[i+1+this.perm[n+1]]]%12,h=this.perm[o+1+this.perm[i+this.perm[n]]]%12,g=this.perm[o+1+this.perm[i+this.perm[n+1]]]%12,u=this.perm[o+1+this.perm[i+1+this.perm[n]]]%12,c=this.perm[o+1+this.perm[i+1+this.perm[n+1]]]%12,m=this.dot(this.grad3[s],e,t,r),f=this.dot(this.grad3[h],e-1,t,r),p=this.dot(this.grad3[l],e,t-1,r),y=this.dot(this.grad3[u],e-1,t-1,r),v=this.dot(this.grad3[a],e,t,r-1),C=this.dot(this.grad3[g],e-1,t,r-1),E=this.dot(this.grad3[d],e,t-1,r-1),x=this.dot(this.grad3[c],e-1,t-1,r-1),S=this.fade(e),T=this.fade(t),b=this.fade(r),w=this.mix(m,f,S),A=this.mix(v,C,S),D=this.mix(p,y,S),R=this.mix(E,x,S),M=this.mix(w,D,T),z=this.mix(A,R,T),k=this.mix(M,z,b);return k}}]);