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马黑黑 · 发表于 2025-6-29 11:12

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马黑黑 · 发表于 2025-6-29 11:13

音频为枫尚 / 老陈阿的小串串系列。帖子代码：

<style>
#papa { margin: 30px 0; left: calc(50% - 81px); transform: translateX(-50%); width: clamp(600px, 90vw, 1400px); height: auto; aspect-ratio: 16/9; background: url('https://638183.freep.cn/638183/t24/5/2501.jpg') no-repeat center/cover; box-shadow: 2px 2px 8px #000; display: grid; place-items: center; z-index: 1; position: relative; }
#btnFs { bottom: 30px; color: #eee; }
#player { position: absolute; left: -1000px; }
</style>
<div id="papa">
<audio id="aud" src="https://music.163.com/song/media/outer/url?id=2042902830" autoplay loop></audio>
<div id="player"></div>
</div>
<script type="module">
import { THREE, scene, camera, renderer, clock, basic3, click3 } from 'https://638183.freep.cn/638183/3dev/3/3basic.js?v=1.0';
import TWEEN from 'https://638183.freep.cn/638183/3dev/examples/jsm/libs/tween.module.js';
import { FS } from 'https://638183.freep.cn/638183/web/ku/FS.js';
basic3(papa, aud.paused);
// 绘制点云球体：点颜色随机
const geometry = new THREE.SphereGeometry(0.8, 64, 64);
const count = geometry.attributes.position.count;
const colors = new Float32Array(count * 3);
for (let i = 0; i < count; i++) {
colors[i * 3] = Math.random();
colors[i * 3 + 1] = Math.random();
colors[i * 3 + 2] = Math.random();
}
geometry.setAttribute('color', new THREE.BufferAttribute(colors, 3));
const material = new THREE.PointsMaterial({ size: 0.05, vertexColors: true });
const mesh = new THREE.Points(geometry, material);
scene.add(mesh);
// 加入 tween 动画：点从球体飞往各处再折回
const startPositions = geometry.getAttribute('position');
for(let i = 0; i < startPositions.count; i++) {
if (i % 5 === 0) continue; // 排除索引被5整除的点
const tween = new TWEEN.Tween(startPositions.array)
.to({
[i * 3]: THREE.MathUtils.randFloatSpread(10),
[i * 3 + 1]: THREE.MathUtils.randFloatSpread(10),
[i * 3 + 2]: THREE.MathUtils.randFloatSpread(10)
}, 5000 * Math.random() + 6000)
.delay(2000)
.easing(TWEEN.Easing.Exponential.Out)
.onUpdate(() => startPositions.needsUpdate = true)
.repeat(Infinity)
.repeatDelay(1500)
.yoyo(6000)
.start();
}
const animate = () => {
TWEEN.update();
const delta = clock.getDelta();
mesh.rotation.x += delta / 5;
mesh.rotation.y += delta / 5;
renderer.render(scene, camera);
requestAnimationFrame(animate);
};
papa.onclick = (e) => {
if (click3(mesh, e)) player.click();
};
papa.onmousemove = (e) => {
papa.title = click3(mesh, e) ? '播放/暂停(Alt+X)' : '';
papa.style.cursor = click3(mesh, e) ? 'pointer' : 'default';
};
const tweens = TWEEN.getAll();
aud.onplaying = aud.onpause = () => {
tweens.forEach(tween => aud.paused ? tween.pause() : tween.resume());
aud.paused ? clock.stop() : clock.start();
};
animate();
FS(papa, player);
</script>