threejs 13 纹理texture-canvasTexture

最新推荐文章于 2025-04-07 14:34:12 发布

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最新推荐文章于 2025-04-07 14:34:12 发布

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#three.js

import * as THREE from "three"
import {
    OrbitControls } from "three/examples/jsm/controls/OrbitControls"
import {
    DirectionalLight, HemisphereLight, SphereBufferGeometry } from "three";

var renderer = new THREE.WebGLRenderer({
    antialias: true });
// renderer.domElement;//是一个canvas 可以从参数传入
document.body.appendChild(renderer.domElement);

renderer.setSize(window.innerWidth, window.innerHeight);//设置画布高宽
renderer.setClearColor(0xffffff);//设置背景清空颜色

window.addEventListener("resize", () => {
   //窗口大小变化事件
    renderer.setSize(window.innerWidth, window.innerHeight);
    camera.aspect = window.innerWidth / window.innerHeight;
    //设置了aspect  必须更新相机的投影矩阵
    camera.updateProjectionMatrix();
})

var camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 0.1, 1000);
camera.position.set(0, 0, 50)
var control = new OrbitControls(camera, renderer.domElement)