I am looking to generate visually appealing brown smoke rising into the sky.
Any tips on how I can achieve this effect?
I am looking to generate visually appealing brown smoke rising into the sky.
Any tips on how I can achieve this effect?
A major overhaul has been implemented in the ShaderParticleEngine for three.js-r72, featuring substantial API modifications. As a result, this answer is being updated to reflect these changes. For a detailed comparison and configuration settings of ShaderParticleEngine 0.8 / three.js-r71, refer to the Answers history.
https://i.sstatic.net/BWXCI.png
Sample Settings for the Emitter shown in the Screenshot:
var loader = new THREE.TextureLoader();
var url = 'assets/images/particles/cloudSml.png';
var texture = loader.load( url );
var particleGroupCrash = new SPE.Group({
texture: {
value: texture
},
blending: THREE.NormalBlending
});
var crashemitter = new SPE.Emitter({
maxAge: { value: 12 },
position: {
value: new THREE.Vector3( 0, 0, 0 ),
spread: new THREE.Vector3( 1, 0.5, 2 ),
},
size: {
value: [ 2, 8 ],
spread: [ 0, 1, 2 ]
},
acceleration: {
value: new THREE.Vector3( 0, 0, 0 ),
},
rotation: {
axis: new THREE.Vector3( 0, 1, 0 ),
spread: new THREE.Vector3( 0, 20, 0 ),
angle: 100 * Math.PI / 180,
},
velocity: {
value: new THREE.Vector3( 0, 1, -0.5 ),
spread: new THREE.Vector3( 0.25, 0.1, 0.25 )
},
opacity: {
value: [ 0.2, 0.5, 0 ]
},
color: {
value: [ new THREE.Color( 0x333333 ), new THREE.Color( 0x111111 ) ],
spread: [ new THREE.Vector3( 0.2, 0.1, 0.1 ), new THREE.Vector3( 0, 0, 0 ) ]
},
particleCount: 600,
});
Update on Three.js r73
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