three.js - add and move on surface

by mmalex

HTML

<script src="https://code.jquery.com/jquery-3.3.1.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/91/three.js"></script>
<script src="http://mbnsay.com/rayys/assets/js/OrbitControls.js"></script>

CSS

body {
  overflow: hidden;
}

JavaScript

var renderer;
var camera;
var controls;

var scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera(54, window.innerWidth / window.innerHeight, 0.1, 1000);

renderer = new THREE.WebGLRenderer({
  antialias: true
});
renderer.setSize(window.innerWidth, window.innerHeight);
renderer.setClearColor(new THREE.Color(0xfefefe));
document.body.appendChild(renderer.domElement);

camera.position.x = 5;
camera.position.y = 5;
camera.position.z = 5;
camera.lookAt(0, 0, 0);

controls = new THREE.OrbitControls(camera);

// white spotlight shining from the side, casting a shadow
var spotLight = new THREE.SpotLight(0xffffff, 2.5, 25, Math.PI / 6);
spotLight.position.set(9, 10, 1);
scene.add(spotLight);

var gridHelper = new THREE.GridHelper(4, 4);
scene.add(gridHelper);

var geometry = new THREE.DodecahedronGeometry(1, 0);
var material = new THREE.MeshPhongMaterial({
  color: 0x10f010,
  transparent: true,
  opacity: 0.95
});
var cube = new THREE.Mesh(geometry, material);
scene.add(cube);

// TODO: move boxes on the shape of the mesh

var animate = function() {
  requestAnimationFrame(animate);
  controls.update();
  renderer.render(scene, camera);
};

animate();