Three.js 0.142.0 粒子系统：创建 1000 个随机粒子

const particleCount = 1000; const particles = new THREE.Geometry();

for (let p = 0; p < particleCount; p++) { const particle = new THREE.Vector3( Math.random() * 50 - 25, Math.random() * 50 - 25, Math.random() * 50 - 25 ); particles.vertices.push(particle); }