three.js/editor/examples/particles.app.json

{
	"camera": {
		"metadata": {
			"version": 4.3,
			"type": "Object",
			"generator": "ObjectExporter"
		},
		"object": {
			"uuid": "D722B468-8D40-4CAB-82D6-944D2D5A8D35",
			"type": "PerspectiveCamera",
			"name": "Camera",
			"fov": 50,
			"aspect": 1.2237762237762237,
			"near": 0.1,
			"far": 100000,
			"matrix": [0.7071067690849304,-2.468905080377226e-9,-0.7071068286895752,0,-0.2357022613286972,0.9428090453147888,-0.235702246427536,0,0.6666666865348816,0.3333333134651184,0.6666666269302368,0,500,250,500,1]
		}
	},
	"scene": {
		"metadata": {
			"version": 4.3,
			"type": "Object",
			"generator": "ObjectExporter"
		},
		"geometries": [
			{
				"uuid": "5009F17C-E9D3-4D0E-82A6-2E23159128FB",
				"type": "PlaneGeometry",
				"width": 600,
				"height": 600,
				"widthSegments": 1,
				"heightSegments": 1
			},
			{
				"uuid": "8693E7B2-0009-4C4C-94C5-8E031557AEC2",
				"type": "BoxGeometry",
				"width": 4,
				"height": 4,
				"depth": 4,
				"widthSegments": 1,
				"heightSegments": 1,
				"depthSegments": 1
			}],
		"materials": [
			{
				"uuid": "6EDB0369-7E11-4B0F-BF98-4BD761846D65",
				"type": "MeshPhongMaterial",
				"color": 16777215,
				"emissive": 0,
				"specular": 1118481,
				"shininess": 30
			},
			{
				"uuid": "F5361474-F5F1-412F-8D99-3699B868092D",
				"type": "SpriteMaterial",
				"color": 16777215
			}],
		"object": {
			"uuid": "3741222A-BD8F-401C-A5D2-5A907E891896",
			"type": "Scene",
			"name": "Scene",
			"matrix": [1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],
			"children": [
				{
					"uuid": "05B57416-1BE5-4A96-BB05-9D9CD112D52B",
					"type": "Mesh",
					"name": "Ground",
					"geometry": "5009F17C-E9D3-4D0E-82A6-2E23159128FB",
					"material": "6EDB0369-7E11-4B0F-BF98-4BD761846D65",
					"matrix": [1,0,0,0,0,0.0007962886593304574,-0.9999997019767761,0,0,0.9999997019767761,0.0007962886593304574,0,0,-2,0,1]
				},
				{
					"uuid": "0A3CB873-07E6-4EEB-830B-68192504111B",
					"type": "Sprite",
					"name": "Particle",
					"material": "F5361474-F5F1-412F-8D99-3699B868092D",
					"matrix": [3,0,0,0,0,3,0,0,0,0,1,0,0,0,0,1]
				},
				{
					"uuid": "40E5CDA4-0E39-4265-9293-3E9EC3207F61",
					"type": "PointLight",
					"name": "PointLight",
					"color": 16777215,
					"intensity": 10,
					"distance": 0,
					"matrix": [1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]
				}]
		}
	},
	"scripts": {
		"3741222A-BD8F-401C-A5D2-5A907E891896": [
			{
				"name": "Particle Fountain",
				"source": "var original = this.getObjectByName( 'Particle' );\n\nvar particles = [];\n\nfunction update( event ) {\n\n\tif ( particles.length < 200 ) {\n\n\t\tvar velocity = new THREE.Vector3();\n\t\tvelocity.x = Math.random() * 10 - 5;\n\t\tvelocity.y = Math.random() * 10 + 10;\n\t\tvelocity.z = Math.random() * 10 - 5;\n\n\t\tvar particle = original.clone();\n\t\tparticle.userData.velocity = velocity;\n\t\tparticles.push( particle );\n\n\t\tthis.add( particle );\n\n\t}\n\n\tfor ( var i = 0; i < particles.length; i ++ ) {\n\n\t\tvar particle = particles[ i ];\n\n\t\tvar velocity = particle.userData.velocity;\n\n\t\tvelocity.y -= 0.98;\n\n\t\tparticle.position.add( velocity );\n\n\t\tif ( particle.position.y < 0 ) {\n\n\t\t\tparticle.position.y = 0;\n\n\t\t\tvelocity.y = - velocity.y;\n\t\t\tvelocity.multiplyScalar( 0.6 );\n\n\t\t}\n\n\t}\n\n}"
			}]
	}
}