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Factory_demo.html
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Factory_demo.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en-US">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<script src="build/three.js"></script>
<script src="js/Detector.js"></script>
<script src="js/libs/stats.min.js"></script>
<script src="js/controls/OrbitControls.js"></script>
<script src="js/loaders/OBJLoader.js"></script>
<script src='js/libs/dat.gui.min.js'></script>
<script src="js/libs/photons.min.js"></script>
<style>
body {
font-family: Monospace;
background-color: #000;
color: #fff;
margin: 0px;
overflow: hidden;
}
#info {
position: absolute;
top: 10px;
width: 100%;
text-align: center;
z-index: 50;
display:block;
}
#info a { color: #f00; font-weight: bold; text-decoration: underline; cursor: pointer }
</style>
<title>Three.js Particle System</title>
</head>
<body>
<div id="renderingContainer" style="position: absolute; left:0px; top:0px"></div>
<script>
var ParticleSystemIDs = Object.freeze(
{
Smoke1: 1,
Smoke2: 2,
Flame: 3,
FlameEmbers: 4
} );
var ParticleEnvironmentIDs = Object.freeze(
{
Campfire: 1
} );
var rendererContainer;
var screenWidth, screenHeight;
var pointLight, ambientLight;
var particleSystems, loadingManager;
var scene, camera, renderer, controls, stats, clock;
var currentEnvironmentID;
var smokeActive, smokeType;
var particleSystemsParent;
window.addEventListener( "load", function load( event ) {
window.removeEventListener( "load", load, false );
init();
}, false );
function init() {
clock = new THREE.Clock();
getScreenDimensions();
initScene();
initGUI();
initListeners();
initLights();
PHOTONS.Util.initializeLoadingManager();
initSceneGeometry( function() {
initParticleSystems();
startParticleSystemEnvironment ( ParticleEnvironmentIDs.Campfire );
initRenderer();
initControls();
initStats();
animate();
} );
}
function initParticleSystems() {
particleSystems = {};
initializeFlameSystem();
initializeSmokeSystem();
}
function initializeSmokeSystem() {
var _TPSV = PHOTONS.SingularVector;
smokeType = ParticleSystemIDs.Smoke1;
var textureLoader = new THREE.TextureLoader();
var smoke1Atlas = new PHOTONS.Atlas( textureLoader.load( 'textures/campfire/smokeparticle.png' ), true );
var smoke2Atlas = PHOTONS.Atlas.createGridAtlas( textureLoader.load( 'textures/campfire/smokeparticles.png' ), 0.0, 1.0, 1.0, 0.0, 4.0, 4.0, false, true );
var altVertexShader = [
PHOTONS.ParticleSystem.Shader.VertexVars,
"varying vec4 vPosition;",
PHOTONS.ParticleSystem.Shader.ParticleVertexQuadPositionFunction,
"void main()",
"{",
"vColor = customColor;",
"vUV = uv;",
"vec4 quadPos = getQuadPosition();",
"vPosition = viewMatrix * quadPos;",
"gl_Position = projectionMatrix * vPosition;",
"}"
].join( "\n" );
var altFragmentShader = [
PHOTONS.ParticleSystem.Shader.FragmentVars,
"varying vec4 vPosition;",
THREE.ShaderChunk[ "common" ],
THREE.ShaderChunk[ "bsdfs" ],
THREE.ShaderChunk[ "lights_pars" ],
"void main()",
"{",
"vec4 textureColor = texture2D( texture, vUV );",
"vec4 viewPosition = -vPosition;",
"vec3 outgoingLight = vec3( 0.0 );",
"vec4 diffuseColor = vColor * textureColor;",
"vec3 totalDiffuseLight = vec3( 0.0 );",
"#if NUM_POINT_LIGHTS > 0",
"for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {",
"vec3 lightColor = pointLights[ i ].color;",
"vec3 lightPosition = pointLights[ i ].position;",
"vec3 lVector = lightPosition + viewPosition.xyz;",
"vec3 lightDir = normalize( lVector );",
"float attenuation = calcLightAttenuation( length( lVector ), pointLights[ i ].distance, pointLights[ i ].decay );",
"totalDiffuseLight += lightColor * attenuation;",
"}",
"#endif",
"gl_FragColor = diffuseColor * vec4( totalDiffuseLight, 1.0 );",
"}"
].join( "\n" );
var customUniforms1 = THREE.UniformsUtils.merge( [ THREE.UniformsLib[ 'lights' ], THREE.UniformsLib[ 'ambient' ] ] );
var altMaterial1 = PHOTONS.ParticleSystem.createMaterial( altVertexShader, altFragmentShader, customUniforms1 );
altMaterial1.lights = true;
altMaterial1.blending = THREE.CustomBlending;
altMaterial1.blendSrc = THREE.SrcAlphaFactor;
altMaterial1.blendDst = THREE.OneMinusSrcAlphaFactor;
altMaterial1.blendEquation = THREE.AddEquation;
altMaterial1.uniforms.texture.value = smoke1Atlas.getTexture();
var altMaterial2 = altMaterial1.clone();
altMaterial2.uniforms.texture.value = smoke2Atlas.getTexture();
var particleSystemParams1 = {
material: altMaterial1,
zSort: true,
particleAtlas : smoke1Atlas,
particleReleaseRate : 100,
particleLifeSpan : 3.0,
lifespan : 0
};
var particleSystemParams2 = {
material: altMaterial2,
zSort: true,
particleAtlas : smoke2Atlas,
particleReleaseRate : 100,
particleLifeSpan : 3.0,
lifespan : 0
};
var particleSystem1 = new PHOTONS.ParticleSystem();
particleSystem1.initialize( camera, scene, particleSystemParams1 );
var particleSystem2 = new PHOTONS.ParticleSystem();
particleSystem2.initialize( camera, scene, particleSystemParams2 );
var positionModifier = new PHOTONS.RandomModifier(
{
offset: new THREE.Vector3( 0, 0, 0 ),
range: new THREE.Vector3( 10, 0, 10 ),
rangeEdgeClamp: false,
rangeType: PHOTONS.RangeType.Sphere
} );
var velocityModifier = new PHOTONS.RandomModifier(
{
offset: new THREE.Vector3( 0, 75, 0 ),
range: new THREE.Vector3( 5, 30, 5 ),
rangeEdgeClamp: false,
rangeType: PHOTONS.RangeType.Sphere
} );
var accelerationModifier = new PHOTONS.RandomModifier(
{
offset: new THREE.Vector3( 0, - 22, 0 ),
range: new THREE.Vector3( 35, 20, 35 ),
rangeEdgeClamp: false,
rangeType: PHOTONS.RangeType.Cube
} );
var rotationModifier = new PHOTONS.RandomModifier(
{
offset: new PHOTONS.SingularVector( 0 ),
range: new PHOTONS.SingularVector( 360 )
} );
var rotationalSpeedModifier = new PHOTONS.RandomModifier(
{
offset: new PHOTONS.SingularVector( 50 ),
range: new PHOTONS.SingularVector( 400 )
} );
var atlas1Modifier = new PHOTONS.EvenIntervalIndexModifier ( 1 );
var sizeModifier = new PHOTONS.FrameSetModifier(
new PHOTONS.FrameSet(
[ 0, 3 ],
[ new THREE.Vector2( 10, 10 ),
new THREE.Vector2( 40, 40 ) ],
false )
);
var alphaModifier = new PHOTONS.FrameSetModifier(
new PHOTONS.FrameSet(
[ 0, 1.0, 2.0, 3.0 ],
[ new _TPSV( 0.0 ), new _TPSV( 0.1 ), new _TPSV( 0.075 ), new _TPSV( 0.0 ) ],
true
) );
var colorModifier = new PHOTONS.FrameSetModifier(
new PHOTONS.FrameSet(
[ 0.0, 1.5, 3 ],
[ new THREE.Vector3( 0.1, 0.1, 0.1 ),
new THREE.Vector3( 0.35, 0.35, 0.35 ),
new THREE.Vector3( 0.7, 0.7, 0.7 ) ],
false )
);
particleSystem1.bindInitializer( 'position', positionModifier );
particleSystem1.bindInitializer( 'velocity', velocityModifier );
particleSystem1.bindInitializer( 'acceleration', accelerationModifier );
particleSystem1.bindInitializer( 'rotation', rotationModifier );
particleSystem1.bindInitializer( 'rotationalSpeed', rotationalSpeedModifier );
particleSystem1.bindModifier( 'atlas', atlas1Modifier );
particleSystem1.bindModifier( 'size', sizeModifier );
particleSystem1.bindModifier( 'alpha', alphaModifier );
particleSystem1.bindModifier( 'color', colorModifier );
var atlas2Modifier = new PHOTONS.EvenIntervalIndexModifier ( 16 );
particleSystem2.bindInitializer( 'position', positionModifier );
particleSystem2.bindInitializer( 'velocity', velocityModifier );
particleSystem2.bindInitializer( 'acceleration', accelerationModifier );
particleSystem2.bindInitializer( 'rotation', rotationModifier );
particleSystem2.bindInitializer( 'rotationalSpeed', rotationalSpeedModifier );
particleSystem2.bindModifier( 'atlas', atlas2Modifier );
particleSystem2.bindModifier( 'size', sizeModifier );
particleSystem2.bindModifier( 'alpha', alphaModifier );
particleSystem2.bindModifier( 'color', colorModifier );
particleSystems[ ParticleSystemIDs.Smoke1 ] = particleSystem1;
particleSystems[ ParticleSystemIDs.Smoke2 ] = particleSystem2;
particleSystemsParent.add ( particleSystems[ ParticleSystemIDs.Smoke1 ] );
particleSystemsParent.add ( particleSystems[ ParticleSystemIDs.Smoke2 ] );
}
function initializeFlameSystem() {
var _TPSV = PHOTONS.SingularVector;
// ---------------------
// flame particle system
// ---------------------
var flameMaterial = PHOTONS.ParticleSystem.createMaterial();
flameMaterial.blending = THREE.AdditiveBlending;
var particleSystemParams = {
material: flameMaterial,
particleAtlas : PHOTONS.Atlas.createGridAtlas( new THREE.TextureLoader().load( 'textures/campfire/fireloop3.jpg' ), 0.0, 1.0, 1.0, 0.0, 8.0, 8.0, false, true ),
particleReleaseRate : 3,
particleLifeSpan : 3,
lifespan : 0
};
var particleSystem = new PHOTONS.ParticleSystem();
particleSystem.initialize( camera, scene, particleSystemParams );
particleSystem.bindModifier( "atlas", new PHOTONS.EvenIntervalIndexModifier ( 64 ) );
particleSystem.bindModifier( "size", new PHOTONS.FrameSetModifier(
new PHOTONS.FrameSet(
[ 0, 3 ],
[ new THREE.Vector3( 20, 25 ),
new THREE.Vector3( 20, 25 ) ],
false )
) );
particleSystem.bindModifier( "alpha", new PHOTONS.FrameSetModifier(
new PHOTONS.FrameSet(
[ 0, 0.2, 1.2, 2.0, 3 ],
[ new _TPSV( 0 ), new _TPSV( .3 ), new _TPSV( 1 ), new _TPSV( 1 ), new _TPSV( 0 ) ],
true )
) );
particleSystem.bindModifier( "color", new PHOTONS.FrameSetModifier(
new PHOTONS.FrameSet(
[ 0, 3 ],
[ new THREE.Vector3( 1.4, 1.4, 1.4 ),
new THREE.Vector3( 1.4, 1.4, 1.4 ) ],
false )
) );
particleSystem.bindInitializer( 'position', new PHOTONS.RandomModifier(
{
offset: new THREE.Vector3( 0, 0, 0 ),
range: new THREE.Vector3( 0, 0, 0 ),
rangeEdgeClamp: false,
rangeType: PHOTONS.RangeType.Sphere
} ) );
particleSystem.bindInitializer( 'velocity', new PHOTONS.RandomModifier(
{
offset: new THREE.Vector3( 0, 25, 0 ),
range: new THREE.Vector3( 10, 2, 10 ),
rangeEdgeClamp: false,
rangeType: PHOTONS.RangeType.Sphere
} ) );
particleSystems[ ParticleSystemIDs.Flame ] = particleSystem;
particleSystemsParent.add ( particleSystems[ ParticleSystemIDs.Flame ] );
// ---------------------
// flame embers particle system
// ---------------------
var emberMaterial = PHOTONS.ParticleSystem.createMaterial();
emberMaterial.blending = THREE.AdditiveBlending;
particleSystemParams = {
material: emberMaterial,
particleAtlas : new PHOTONS.Atlas( new THREE.TextureLoader().load( 'textures/campfire/Puff.png' ), true ),
particleReleaseRate : 18,
particleLifeSpan : 3,
lifespan : 0
};
particleSystem = new PHOTONS.ParticleSystem();
particleSystem.initialize( camera, scene, particleSystemParams );
particleSystem.bindModifier( "atlas", new PHOTONS.EvenIntervalIndexModifier ( 1 ) );
particleSystem.bindModifier( 'size', new PHOTONS.RandomModifier(
{
offset: new THREE.Vector3( .25, .25, 0.0 ),
range: new THREE.Vector3( 0.05, 0.05, 0.0 ),
rangeEdgeClamp: false,
rangeType: PHOTONS.RangeType.Sphere,
runOnce: true
} ) );
particleSystem.bindModifier( "alpha", new PHOTONS.FrameSetModifier(
new PHOTONS.FrameSet(
[ 0, 0.2, 1.2, 2.0, 3 ],
[ new _TPSV( 0 ), new _TPSV( 1 ), new _TPSV( 1 ), new _TPSV( 1 ), new _TPSV( 0 ) ],
true )
) );
particleSystem.bindModifier( "color", new PHOTONS.FrameSetModifier(
new PHOTONS.FrameSet(
[ 0, 2, 3 ],
[ new THREE.Vector3( 1.3, 1.3, 0 ),
new THREE.Vector3( .75, .4, .4 ),
new THREE.Vector3( .6, .6, .6 ) ],
false )
) );
particleSystem.bindInitializer( 'position', new PHOTONS.RandomModifier(
{
offset: new THREE.Vector3( 0, 7, 0 ),
range: new THREE.Vector3( 3, 0, 3 ),
rangeEdgeClamp: false,
rangeType: PHOTONS.RangeType.Sphere
} ) );
particleSystem.bindInitializer( 'velocity', new PHOTONS.RandomModifier(
{
offset: new THREE.Vector3( 0, 25, 0 ),
range: new THREE.Vector3( 15, 25, 15 ),
rangeEdgeClamp: true,
rangeType: PHOTONS.RangeType.Sphere
} ) );
particleSystem.bindModifier( 'acceleration', new PHOTONS.RandomModifier(
{
offset: new THREE.Vector3( 0, 15, 0 ),
range: new THREE.Vector3( 180, 280, 180 ),
rangeEdgeClamp: true,
rangeType: PHOTONS.RangeType.Sphere
} ) );
particleSystems[ ParticleSystemIDs.FlameEmbers ] = particleSystem;
particleSystemsParent.add( particleSystems[ ParticleSystemIDs.FlameEmbers ] );
}
function initGUI() {
gui = new dat.GUI();
parameters =
{
smoke: function() {
smokeActive = ! smokeActive; updateSmokeType();
},
smokeType: null,
embers: function() {
toggleParticleSystem( ParticleSystemIDs.FlameEmbers );
},
flame: function() {
toggleParticleSystem( ParticleSystemIDs.Flame );
},
};
gui.add( parameters, 'smokeType', { Basic: ParticleSystemIDs.Smoke1, Animated: ParticleSystemIDs.Smoke2 } ).name( "Smoke type" ).onChange( function() {
smokeType = parameters.smokeType;
updateSmokeType();
} );
gui.add( parameters, 'smoke' ).name( "Toggle smoke" );
gui.add( parameters, 'embers' ).name( "Toggle embers" );
gui.add( parameters, 'flame' ).name( "Toggle flame" );
gui.open();
gui.domElement.parentNode.style.zIndex = 100;
}
function initListeners() {
// window.addEventListener( 'resize', onWindowResize, false );
}
function initRenderer() {
renderer = new THREE.WebGLRenderer();
renderer.setSize( screenWidth, screenHeight );
renderer.setClearColor(new THREE.Color(0xEEEEEE, 1.0));
renderer.shadowMap.enabled = true;
renderer.shadowMap.type = THREE.BasicShadowMap;
rendererContainer = document.getElementById( 'renderingContainer' );
rendererContainer.appendChild( renderer.domElement );
}
function initLights() {
ambientLight = new THREE.AmbientLight(0x404040);
scene.add( ambientLight );
var spotLight1 = new THREE.SpotLight(0xffffff);
spotLight1.position.set(10, 60, -1000);
spotLight1.castShadow = true;
scene.add(spotLight1);
pointLight = new THREE.PointLight( 0xffffff, 2, 1000, 1 );
pointLight.position.set( 0, 40, 0 );
pointLight.castShadow = true;
pointLight.shadowCameraNear = 1;
pointLight.shadowCameraFar = 1000;
pointLight.shadowMapWidth = 4096;
pointLight.shadowMapHeight = 2048;
pointLight.shadowBias = - 0.5;
scene.add( pointLight );
var boardsize = 200;
var boardGeometry = new THREE.BoxGeometry(boardsize*5, boardsize*5, boardsize*5,10);
var boardMaterial = new THREE.MeshPhongMaterial( { map: THREE.ImageUtils.loadTexture('textures/cube/skybox/nz.jpg') } );
var board = new THREE.Mesh(boardGeometry, boardMaterial);
scene.add(board);
}
function initSceneGeometry( onFinished ) {
var loadedCount = 0;
var targetLoadCount = 3;
var onFinishedCalled = false;
function incrementAndCheckLoadComplete() {
loadedCount ++;
if ( ! onFinishedCalled && loadedCount >= targetLoadCount && onFinished ) {
onFinishedCalled = true;
onFinished();
}
}
// ---------------------
// create ground
// ---------------------
var groundTexture = new THREE.TextureLoader().load( 'textures/terrain/roadhd.jpg' );
groundTexture.wrapS = THREE.RepeatWrapping;
groundTexture.wrapT = THREE.RepeatWrapping;
groundTexture.repeat.set( 100, 100);
var groundMaterial = new THREE.MeshLambertMaterial( {
color: 0xffffff,
map: groundTexture,
vertexColors: THREE.NoColors,
side: THREE.BackSide
} );
var groundGeometry = new THREE.PlaneGeometry( 5000, 5000, 30, 30 );
var groundMesh = new THREE.Mesh( groundGeometry, groundMaterial );
groundMesh.position.y = 0;
groundMesh.rotation.x = Math.PI / 2.0;
groundMesh.receiveShadow = true;
scene.add( groundMesh );
// ---------------------
// load campfire
// ---------------------
var campFireMaterial = new THREE.MeshLambertMaterial( {
color: 0xffffff,
vertexColors: THREE.NoColors,
side: THREE.FrontSide
} );
PHOTONS.Util.loadObj('models/obj/3d-model.obj', 'textures/cube/sun_temple_stripe_stereo.jpg', campFireMaterial,
function( mesh ) {
mesh.castShadow = true;
mesh.receiveShadow = false;
},
function( object ) {
object.scale.set( 0.008, 0.008, 0.008);
object.position.set( 0, -30, 0);
scene.add( object );
incrementAndCheckLoadComplete();
}
);
// ---------------------
// load rocks
// ---------------------
var rockMaterial = new THREE.MeshLambertMaterial( {
color: 0xffffff,
vertexColors: THREE.NoColors,
side: THREE.FrontSide
} );
PHOTONS.Util.loadObj( 'models/obj/porsche.obj', 'textures/perlin-512.png', rockMaterial,
function( mesh ) {
mesh.castShadow = true;
mesh.receiveShadow = true;
},
function( object ) {
object.position.set( - 7000, 8, 0 );
object.scale.set( .55, .55, .55 );
// scene.add( object );
var rockObject2 = object.clone();
rockObject2.rotation.z = - Math.PI / 4;
rockObject2.rotation.x = Math.PI / 2;
rockObject2.position.set( - 55, - 1, 25 );
rockObject2.scale.set( .35, .35, .35 );
// scene.add( rockObject2 );
var rockObject3 = object.clone();
rockObject3.rotation.z = Math.PI / 4;
rockObject3.rotation.x = Math.PI / 2;
rockObject3.position.set( 45, 10, 45 );
rockObject3.scale.set( .65, .65, .85 );
// scene.add( rockObject3 );
incrementAndCheckLoadComplete();
}
);
// ---------------------
// load trees
// ---------------------
var treeMaterial = new THREE.MeshLambertMaterial( {
color: 0xffffff,
vertexColors: THREE.NoColors,
side: THREE.FrontSide
} );
PHOTONS.Util.loadObj( 'models/campfire/pinetree_doubleface.obj', 'models/campfire/pinetree.jpg', treeMaterial,
function( mesh ) {
mesh.castShadow = true;
mesh.receiveShadow = true;
},
function( object ) {
object.rotation.z = Math.PI / 64;
object.rotation.x = Math.PI / 64;
object.position.set( - 2000, - 1, - 80 );
object.scale.set( 1.155, 1.155, 1.155 );
// scene.add( object );
// var treeObject2 = object.clone();
// treeObject2.rotation.z = - Math.PI / 16;
// treeObject2.rotation.x = Math.PI / 32;
// treeObject2.position.set( 15, - 1, - 80 );
// treeObject2.scale.set( .855, .855, .855 );
// scene.add( treeObject2 );
incrementAndCheckLoadComplete();
}
);
particleSystemsParent = new THREE.Object3D();
particleSystemsParent.position.set( 0, 0, 0 );
particleSystemsParent.matrixAutoUpdate = true;
scene.add( particleSystemsParent );
}
function initScene() {
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera( 45, 3.0, 2, 2000 );
camera.position.set( 1.421*Math.pow(10,-14), 200, 400 );
scene.add( camera );
resetCamera();
}
function initStats() {
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.bottom = '0px';
stats.domElement.style.zIndex = 100;
rendererContainer.appendChild( stats.domElement );
}
function initControls() {
controls = new THREE.OrbitControls( camera, renderer.domElement );
controls.target.set( 0, 0, 0 );
controls.update();
}
function onWindowResize() {
getScreenDimensions();
renderer.setSize( screenWidth, screenHeight );
resetCamera();
}
var flickerPointLight = ( function() {
var lastAdjuster;
return function flickerPointLight() {
var adjuster = ( Math.random() - 0.5 );
if ( lastAdjuster ) {
diff = ( adjuster - lastAdjuster ) * .2;
adjuster = lastAdjuster + diff;
}
var intensity = 4;
intensity += adjuster * 4;
pointLight.intensity = intensity;
pointLight.distance = adjuster * 50 + 200;
pointLight.decay = adjuster * 5 + 3;
lastAdjuster = adjuster;
}
} )();
function updateSmokeType() {
particleSystems[ ParticleSystemIDs.Smoke1 ].deactivate();
particleSystems[ ParticleSystemIDs.Smoke2 ].deactivate();
if ( smokeActive ) {
particleSystems[ smokeType ].activate();
}
}
function toggleParticleSystem( id ) {
if ( particleSystems[ id ] ) {
if ( particleSystems[ id ].isActive ) {
particleSystems[ id ].deactivate();
} else {
particleSystems[ id ].activate();
}
}
}
function startParticleSystemEnvironment( id ) {
resetCamera();
Object.keys( particleSystems ).forEach( function( key ) {
var system = particleSystems[ key ];
system.deactivate();
} );
currentEnvironmentID = id;
if ( id == ParticleEnvironmentIDs.Campfire ) {
smokeActive = true;
particleSystems[ ParticleSystemIDs.Flame ].activate();
particleSystems[ ParticleSystemIDs.FlameEmbers ].activate();
updateSmokeType();
pointLight.distance = 300;
pointLight.intensity = 6;
pointLight.color.setRGB( 1, .8, .4 );
pointLight.decay = 2;
pointLight.position.set( 0, 40, 0 );
ambientLight.color.setRGB( .08, .08, .08 );
} else {
return;
}
}
function getScreenDimensions() {
screenWidth = window.innerWidth;
screenHeight = window.innerHeight;
}
function resetCamera() {
getScreenDimensions();
camera.aspect = screenWidth / screenHeight;
camera.updateProjectionMatrix();
//Object { x: 1.4210854715202004e-14, y: 200, z: 399.9999999999998 } webgl_particles_general.html:883:3
camera.position.set( 1.421*Math.pow(10,-14), 200, 400 );
camera.lookAt( scene.position );
}
function updateParticleSystems() {
var deltaTime = clock.getDelta();
Object.keys( particleSystems ).forEach( function( key ) {
var system = particleSystems[ key ];
if ( system.isActive ) {
system.update( deltaTime );
}
} );
if ( currentEnvironmentID == ParticleEnvironmentIDs.Campfire ) {
flickerPointLight();
}
}
function animate() {
requestAnimationFrame( animate );
update();
render();
}
function update() {
var time = performance.now() * 0.001;
//particleSystemsParent.position.x = Math.sin( time ) * 49;
//particleSystemsParent.position.z = Math.sin( time * 1.2 ) * 49;
controls.update();
stats.update();
updateParticleSystems();
}
function render() {
renderer.render( scene, camera );
}
</script>
</body>
</html>