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163 | 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.PointLight(0xffffff, 1000)
light.position.set(10, 10, 10)
scene.add(light)
const light2 = new THREE.PointLight(0xffffff, 1000)
light2.position.set(-10, -10, -10)
scene.add(light2)
const camera = new THREE.PerspectiveCamera(
75,
window.innerWidth / window.innerHeight,
0.1,
1000
)
camera.position.z = 3
const renderer = new THREE.WebGLRenderer()
renderer.setSize(window.innerWidth, window.innerHeight)
document.body.appendChild(renderer.domElement)
new OrbitControls(camera, renderer.domElement)
const boxGeometry = new THREE.BoxGeometry()
const sphereGeometry = new THREE.SphereGeometry()
const icosahedronGeometry = new THREE.IcosahedronGeometry(1, 0)
const planeGeometry = new THREE.PlaneGeometry()
const torusKnotGeometry = new THREE.TorusKnotGeometry()
const material = new THREE.MeshPhongMaterial()
const texture = new THREE.TextureLoader().load('img/grid.png')
material.map = texture
const envTexture = new THREE.CubeTextureLoader().load([
'img/px_50.png',
'img/nx_50.png',
'img/py_50.png',
'img/ny_50.png',
'img/pz_50.png',
'img/nz_50.png',
])
envTexture.mapping = THREE.CubeReflectionMapping
// envTexture.mapping = THREE.CubeRefractionMapping
material.envMap = envTexture
const cube = new THREE.Mesh(boxGeometry, material)
cube.position.x = 5
scene.add(cube)
const sphere = new THREE.Mesh(sphereGeometry, material)
sphere.position.x = 3
scene.add(sphere)
const icosahedron = new THREE.Mesh(icosahedronGeometry, material)
icosahedron.position.x = 0
scene.add(icosahedron)
const plane = new THREE.Mesh(planeGeometry, material)
plane.position.x = -2
scene.add(plane)
const torusKnot = new THREE.Mesh(torusKnotGeometry, material)
torusKnot.position.x = -5
scene.add(torusKnot)
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 options = {
side: {
FrontSide: THREE.FrontSide,
BackSide: THREE.BackSide,
DoubleSide: THREE.DoubleSide,
},
combine: {
MultiplyOperation: THREE.MultiplyOperation,
MixOperation: THREE.MixOperation,
AddOperation: THREE.AddOperation,
},
}
const gui = new GUI()
const materialFolder = gui.addFolder('THREE.Material')
materialFolder.add(material, 'transparent').onChange(() => material.needsUpdate = true)
materialFolder.add(material, 'opacity', 0, 1, 0.01)
materialFolder.add(material, 'depthTest')
materialFolder.add(material, 'depthWrite')
materialFolder
.add(material, 'alphaTest', 0, 1, 0.01)
.onChange(() => updateMaterial())
materialFolder.add(material, 'visible')
materialFolder
.add(material, 'side', options.side)
.onChange(() => updateMaterial())
materialFolder.open()
const data = {
color: material.color.getHex(),
emissive: material.emissive.getHex(),
specular: material.specular.getHex(),
}
const meshPhongMaterialFolder = gui.addFolder('THREE.MeshPhongMaterial')
meshPhongMaterialFolder.addColor(data, 'color').onChange(() => {
material.color.setHex(Number(data.color.toString().replace('#', '0x')))
})
meshPhongMaterialFolder.addColor(data, 'emissive').onChange(() => {
material.emissive.setHex(
Number(data.emissive.toString().replace('#', '0x'))
)
})
meshPhongMaterialFolder.addColor(data, 'specular').onChange(() => {
material.specular.setHex(
Number(data.specular.toString().replace('#', '0x'))
)
})
meshPhongMaterialFolder.add(material, 'shininess', 0, 1024)
meshPhongMaterialFolder.add(material, 'wireframe')
meshPhongMaterialFolder.add(material, 'wireframeLinewidth', 0, 10)
meshPhongMaterialFolder
.add(material, 'flatShading')
.onChange(() => updateMaterial())
meshPhongMaterialFolder
.add(material, 'combine', options.combine)
.onChange(() => updateMaterial())
meshPhongMaterialFolder.add(material, 'reflectivity', 0, 1)
meshPhongMaterialFolder.add(material, 'refractionRatio', 0, 1)
meshPhongMaterialFolder.open()
function updateMaterial() {
material.side = Number(material.side) as THREE.Side
material.combine = Number(material.combine) as THREE.Combine
material.needsUpdate = true
}
function animate() {
requestAnimationFrame(animate)
render()
stats.update()
}
function render() {
renderer.render(scene, camera)
}
animate()
|
