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158 | import * as THREE from 'three'
import { OrbitControls } from 'three/examples/jsm/controls/OrbitControls'
import { GUI } from 'dat.gui'
import Stats from 'three/examples/jsm/libs/stats.module'
const scene = new THREE.Scene()
const axesHelper = new THREE.AxesHelper(5)
scene.add(axesHelper)
const light = new THREE.PointLight(0xffffff, 1000)
light.position.set(0, 10, 0)
scene.add(light)
const camera = new THREE.PerspectiveCamera(
75,
window.innerWidth / window.innerHeight,
0.1,
1000
)
camera.position.set(0, 1, 1)
const renderer = new THREE.WebGLRenderer()
renderer.setSize(window.innerWidth, window.innerHeight)
document.body.appendChild(renderer.domElement)
const controls = new OrbitControls(camera, renderer.domElement)
const planeGeometry = new THREE.PlaneGeometry(3.6, 1.8, 360, 180)
const material = new THREE.MeshPhongMaterial()
const texture = new THREE.TextureLoader().load('img/worldColour.5400x2700.jpg')
material.map = texture
const displacementMap = new THREE.TextureLoader().load(
'img/gebco_bathy.5400x2700_8bit.jpg'
)
material.displacementMap = displacementMap
material.displacementScale = 0.3
const normalTexture = new THREE.TextureLoader().load(
'img/earth_normalmap_8192x4096.jpg'
)
material.normalMap = normalTexture
material.normalScale.set(5, 5)
const plane = new THREE.Mesh(planeGeometry, material)
plane.rotation.x = -Math.PI / 2
scene.add(plane)
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,
},
}
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(),
}
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.add(material, 'wireframe')
meshPhongMaterialFolder
.add(material, 'flatShading')
.onChange(() => updateMaterial())
meshPhongMaterialFolder.add(material, 'displacementScale', -1, 1, 0.01)
meshPhongMaterialFolder.add(material, 'displacementBias', -1, 1, 0.01)
meshPhongMaterialFolder.open()
const planeData = {
width: 3.6,
height: 1.8,
widthSegments: 180,
heightSegments: 90,
}
const planePropertiesFolder = gui.addFolder('PlaneGeometry')
planePropertiesFolder
.add(planeData, 'widthSegments', 1, 360)
.onChange(regeneratePlaneGeometry)
planePropertiesFolder
.add(planeData, 'heightSegments', 1, 180)
.onChange(regeneratePlaneGeometry)
planePropertiesFolder.open()
const lightFolder = gui.addFolder('Light')
lightFolder.add(light.position, 'x', -10, 10).name('position.x')
lightFolder.add(material.normalScale, 'x', 0, 10, 0.01).name('normalScale.x')
lightFolder.add(material.normalScale, 'y', 0, 10, 0.01).name('normalScale.y')
lightFolder.open()
function regeneratePlaneGeometry() {
let newGeometry = new THREE.PlaneGeometry(
planeData.width,
planeData.height,
planeData.widthSegments,
planeData.heightSegments
)
plane.geometry.dispose()
plane.geometry = newGeometry
}
function updateMaterial() {
material.side = Number(material.side) as THREE.Side
material.needsUpdate = true
}
function animate() {
requestAnimationFrame(animate)
render()
stats.update()
}
function render() {
renderer.render(scene, camera)
}
animate()
|