BoxGeometry

    //화면 생성
    var scene = new THREE.Scene();

    //카메라 설정
    var width = window.innerWidth;
    var height = window.innerHeight;
    var aspect = width / height;
    var camera = new THREE.PerspectiveCamera(75, aspect, 1, 1000);
    camera.position.set(0,0,5);

    //렌더링 설정
    var renderer = new THREE.WebGLRenderer();
    renderer.setSize(width, height);
    document.body.appendChild(renderer.domElement);
    
    //박스 만들기
    var cubeGeometry = new THREE.BoxGeometry(2,2,2);
    var material = new THREE.MeshLambertMaterial({ color: 0xff0000 });
    var cube = new THREE.Mesh(cubeGeometry, material);
    cube.rotation.set(15,15,0);
    scene.add(cube);

    //빛 설정
    var light = new THREE.DirectionalLight(0xffffff, 1.5);
    light.position.y = 10;
    scene.add(light);

    var light2 = new THREE.DirectionalLight(0xffffff, .5);
    light2.position.set(-10,-20,10);
    scene.add(light2);

    //애니메이션 설정
    function animate() {
        requestAnimationFrame(animate);

        cube.rotation.x += .01;
        cube.rotation.y += .01;
        cube.rotation.z += .01;

        renderer.render(scene, camera);
    }
    animate();