63 lines
1.4 KiB
JavaScript

import * as THREE from 'three'
const scene = new THREE.Scene()
scene.background = new THREE.Color('pink')
const camera = new THREE.PerspectiveCamera(
75,
window.innerWidth / window.innerHeight,
0.1,
1000
)
camera.position.z = 5
const renderer = new THREE.WebGLRenderer()
renderer.setSize(window.innerWidth, window.innerHeight)
document.body.appendChild(renderer.domElement)
const canvas = document.createElement('canvas')
canvas.width = 256
canvas.height = 256
const ctx = canvas.getContext('2d')
ctx.fillStyle = 'white'
ctx.fillRect(0, 0, 256, 256)
ctx.fillStyle = 'black'
ctx.fillRect(0, 0, 128, 128)
ctx.fillRect(128, 128, 128, 128)
const texture = new THREE.CanvasTexture(canvas)
const geometry = new THREE.BoxGeometry(2, 2, 2)
const material = new THREE.MeshBasicMaterial({ map: texture })
const light1 = new THREE.AmbientLight(0xffffff, 0.5)
scene.add(light1)
const light2 = new THREE.PointLight(0xffffff, 1)
light2.position.set(5, 5, 5)
scene.add(light2)
const cube = new THREE.Mesh(geometry, material)
scene.add(cube)
function animate() {
requestAnimationFrame(animate)
cube.rotation.x += 0.01
cube.rotation.y += 0.01
renderer.render(scene, camera)
}
animate()
window.addEventListener('resize', () => {
camera.aspect = window.innerWidth / window.innerHeight
camera.updateProjectionMatrix()
renderer.setSize(window.innerWidth, window.innerHeight)
})