*
//화면 생성
const scene = new THREE.Scene();
//카메라 설정
const camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 1, 1000)
camera.position.z = 50
//렌더링 설정
renderer = new THREE.WebGLRenderer({antialias:true, alpha: true});
renderer.setSize(window.innerWidth, window.innerHeight);
renderer.setPixelRatio(window.devicePixelRatio);
document.body.appendChild(renderer.domElement);
//메쉬 설정
//LatheGeometry(points, segments, phiStart, phiLength)
const points = [];
for ( let i = 0; i < 10; i ++ ) {
points.push( new THREE.Vector2( Math.sin( i * 0.2 ) * 10 + 5, ( i - 5 ) * 2 ) );
}
const geometry = new THREE.LatheGeometry(points);
const material = new THREE.MeshBasicMaterial({color: 0xaa88ff, wireframe: true});
const lathe = new THREE.Mesh(geometry, material);
scene.add( lathe );
//조명 설정
const ambientLight = new THREE.AmbientLight(0x663399)
scene.add(ambientLight)
const directionalLight1 = new THREE.DirectionalLight(0xffffff, 0.2)
directionalLight1.position.z = 4
scene.add(directionalLight1)
const directionalLight2 = new THREE.DirectionalLight(0xffffff, 1);
directionalLight2.position.y = 10;
scene.add(directionalLight2);
const directionalLight3 = new THREE.DirectionalLight(0xffffff, .5);
directionalLight3.position.set(-10,-20,10);
scene.add(directionalLight3);
//애니메이션 설정
function animate() {
requestAnimationFrame(animate);
lathe.rotation.x += .005
lathe.rotation.y += .005
lathe.rotation.z += .005
renderer.render(scene, camera);
}
animate();
//화면 사이즈 설정
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
}
window.addEventListener('resize', onWindowResize);
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