three.js闪烁效果

const material = new THREE.MeshBasicMaterial({ color: 0x00ff00 });
material.polygonOffset = true;
material.polygonOffsetFactor = 1;
material.polygonOffsetUnits = 1;

function animate() {
    requestAnimationFrame(animate);
    // 更新场景和相机
    renderer.render(scene, camera);
}
animate();

// 创建场景、相机和渲染器
const scene = new THREE.Scene();
const camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 1000);
const renderer = new THREE.WebGLRenderer();
renderer.setSize(window.innerWidth, window.innerHeight);
document.body.appendChild(renderer.domElement);

// 创建两个立方体
const geometry = new THREE.BoxGeometry();
const material = new THREE.MeshBasicMaterial({ color: 0x00ff00 });
const cube1 = new THREE.Mesh(geometry, material);
cube1.position.x = -1;
scene.add(cube1);

const cube2 = new THREE.Mesh(geometry, material);
cube2.position.x = 1;
scene.add(cube2);

// 设置多边形偏移以避免 Z-fighting
cube1.material.polygonOffset = true;
cube1.material.polygonOffsetFactor = 1;
cube1.material.polygonOffsetUnits = 1;

camera.position.z = 5;

function animate() {
    requestAnimationFrame(animate);
    // 简单的旋转动画
    cube1.rotation.x += 0.01;
    cube1.rotation.y += 0.01;
    cube2.rotation.x += 0.01;
    cube2.rotation.y += 0.01;
    renderer.render(scene, camera);
}
animate();