1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140 | import * as THREE from 'three'
import { OrbitControls } from 'three/examples/jsm/controls/OrbitControls'
import Stats from 'three/examples/jsm/libs/stats.module'
import { GUI } from 'dat.gui'
const scene = new THREE.Scene()
scene.add(new THREE.AxesHelper(5))
const light = new THREE.HemisphereLight()
scene.add(light)
const helper = new THREE.HemisphereLightHelper(light, 5)
scene.add(helper)
const camera = new THREE.PerspectiveCamera(
75,
window.innerWidth / window.innerHeight,
0.1,
1000
)
camera.position.z = 7
const renderer = new THREE.WebGLRenderer()
renderer.setSize(window.innerWidth, window.innerHeight)
document.body.appendChild(renderer.domElement)
new OrbitControls(camera, renderer.domElement)
// const planeGeometry = new THREE.PlaneGeometry(100, 10)
// const plane = new THREE.Mesh(planeGeometry, new THREE.MeshPhongMaterial())
// plane.rotateX(-Math.PI / 2)
// //plane.position.y = -1.75
// scene.add(plane)
const torusGeometry = [
new THREE.TorusGeometry(),
new THREE.TorusGeometry(),
new THREE.TorusGeometry(),
new THREE.TorusGeometry(),
new THREE.TorusGeometry(),
]
const material = [
new THREE.MeshBasicMaterial(),
new THREE.MeshLambertMaterial(),
new THREE.MeshPhongMaterial(),
new THREE.MeshPhysicalMaterial({}),
new THREE.MeshToonMaterial(),
]
const torus = [
new THREE.Mesh(torusGeometry[0], material[0]),
new THREE.Mesh(torusGeometry[1], material[1]),
new THREE.Mesh(torusGeometry[2], material[2]),
new THREE.Mesh(torusGeometry[3], material[3]),
new THREE.Mesh(torusGeometry[4], material[4]),
]
const texture = new THREE.TextureLoader().load('img/grid.png')
material[0].map = texture
material[1].map = texture
material[2].map = texture
material[3].map = texture
material[4].map = texture
torus[0].position.x = -8
torus[1].position.x = -4
torus[2].position.x = 0
torus[3].position.x = 4
torus[4].position.x = 8
scene.add(torus[0])
scene.add(torus[1])
scene.add(torus[2])
scene.add(torus[3])
scene.add(torus[4])
window.addEventListener('resize', onWindowResize, false)
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight
camera.updateProjectionMatrix()
renderer.setSize(window.innerWidth, window.innerHeight)
render()
}
const stats = new Stats()
document.body.appendChild(stats.dom)
const data = {
color: light.color.getHex(),
groundColor: light.groundColor.getHex(),
mapsEnabled: true
}
const gui = new GUI()
const lightFolder = gui.addFolder('THREE.Light')
lightFolder.addColor(data, 'color').onChange(() => {
light.color.setHex(Number(data.color.toString().replace('#', '0x')))
})
lightFolder.add(light, 'intensity', 0, 1, 0.01)
const hemisphereLightFolder = gui.addFolder('THREE.HemisphereLight')
hemisphereLightFolder.addColor(data, 'groundColor').onChange(() => { light.groundColor.setHex(Number(data.groundColor.toString().replace('#', '0x'))) });
hemisphereLightFolder.add(light.position, "x", -100, 100, 0.01)
hemisphereLightFolder.add(light.position, "y", -100, 100, 0.01)
hemisphereLightFolder.add(light.position, "z", -100, 100, 0.01)
hemisphereLightFolder.open()
const meshesFolder = gui.addFolder('Meshes')
meshesFolder.add(data, 'mapsEnabled').onChange(() => {
material.forEach((m) => {
if (data.mapsEnabled) {
m.map = texture
} else {
m.map = null
}
m.needsUpdate = true
})
})
function animate() {
requestAnimationFrame(animate)
//helper.update()
torus.forEach((t) => {
t.rotation.y += 0.01
})
render()
stats.update()
}
function render() {
renderer.render(scene, camera)
}
animate()
|
Paperback 
