three实现三维彩色立体反射方块效果代码-html代码-BFW代码库

three实现三维彩色立体反射方块效果代码

代码语言：html

所属分类：三维

代码描述：three实现三维彩色立体反射方块效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en" >

<head>

  <meta charset="UTF-8">


  
  
<style>
canvas {
  display: block;
  width: 100%;
  height: 100vh;
  cursor: -webkit-grab;
  cursor: grab;
}

div {
  padding: 1ch;
  position: fixed;
  top: 0;
  left: 0;
}
</style>


</head>

<body >

<script async src="//repo.bfw.wiki/bfwrepo/js/es-module-shims.1.5.1.j" crossorigin="anonymous"></script>
<script type="importmap">
  {
    "imports": {
     "three": "//repo.bfw.wiki/bfwrepo/js/module/three/build/146/three.module.js",
      "three/addons/": "//repo.bfw.wiki/bfwrepo/js/module/three/examples/jsm/"
 
    }
  }
</script>


<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/gsap.3.11.0.js"></script>

  
      <script  type="module">
import * as THREE from 'three'
import { OrbitControls } from 'three/addons/controls/OrbitControls.js'
import { RoundedBoxGeometry } from 'three/addons/geometries/RoundedBoxGeometry.js'


// ----
// params
// ----

const SIDE = 0.2 // chunk side length before applying scaling
const MARGIN = 0.01 // chunk's margin; gap between chunks is 2*MARGIN
const DIMS = new THREE.Vector2(6, 6) // grid dimensions
const CHUNK_MAX_DIMS = new THREE.Vector2(4, 4) // max chunk dimensions
const COLORS = [
  new THREE.Color('white'),
  new THREE.Color('gray'),
  new THREE.Color('lightgray'),
  new THREE.Color('red'),
  new THREE.Color('blue'),
  new THREE.Color('yellow'),
  new THREE.Color('black')
]

// credit: mrdoob - three.js/examples/textures/
const ENV_URL = '//repo.bfw.wiki/bfwrepo/image/636d9baf40a77.png'

// ----
// main
// ----

const renderer = new THREE.WebGLRenderer({ antialias: true })
const scene = new THREE.Scene()
const camera = new THREE.PerspectiveCamera(75, 2, 0.1, 100)
const controls = new OrbitControls(camera, renderer.domElement)

scene.background = new THREE.Color('white')
camera.position.set(1, 1, 1)

controls.enableDamping = true
controls.autoRotate = true
controls.maxPolarAngle = (90) * Math.PI / 180
renderer.shadowMap.enabled = true
renderer.toneMapping = THREE.ACESFilmicToneMapping
renderer.toneMappingExposure = 1.0
renderer.outputEncoding = THREE.sRGBEncoding
renderer.physicallyCorrectLights = true

new THREE.TextureLoader().load(ENV_URL, (tex) => {
  tex.mapping = THREE.EquirectangularReflectionMapping
  tex.encoding = THREE.sRGBEncoding
  const rt = new THREE.PMREMGenerator(renderer).fromEquirectangular(tex)
  scene.environment = rt.texture
})

const light = new THREE.DirectionalLight()
light.position.set(3, 3, -3)
light.castShadow = true
light.shadow.mapSize.setScalar(1024)
scene.add(light)
scene.add(new THREE.AmbientLight())

scene.add(new THREE.GridHelper(2, 2))

// ----
// create instanced mesh
// ----

const geom = new RoundedBoxGeometry(SIDE, SIDE, SIDE, 2, SIDE / 10).translate(0, SIDE / 2, 0)

const mat = new THREE.MeshPhysicalMaterial({
  metalness: 0.0,
  roughness: 0.5,
  clearcoat: 1.0,
  envMapIntensity: 20.0
})

const instances_count = DIMS.x * DIMS.y
const mesh = new THREE.InstancedMesh(geom, mat, instances_count)
mesh.castShadow = true
mesh.receiveShadow = true
scene.add(mesh)

// ----
// init instanced mesh
// ----

const chunks = get_chunks(DIMS)

for (let i = 0, idx = 0; i < DIMS.y; ++i) {
 .........完整代码请登录后点击上方下载按钮下载查看