test

by omgazero

HTML

<div id="info">
  test
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/96/three.min.js"></script>
<script src="https://threejs.org/examples/js/controls/OrbitControls.js">


</script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/stats.js/r16/Stats.min.js"></script>

</script>
<script src="https://jyunming-chen.github.io/tutsplus/js/KeyboardState.js"></script>

CSS

#info {
  position: absolute;
  top: 0px;
  width: 100%;
  padding: 10px;
  text-align: center;
  color: #ff0000;
}

JavaScript

var frame, scene, light, camera, renderer, controls, stats;
var path;
init();
animate();


function init() {
  renderer = new THREE.WebGLRenderer();
  renderer.setSize(window.innerWidth, window.innerHeight);
  renderer.setClearColor(0x888888);
  document.body.appendChild(renderer.domElement);

  scene = new THREE.Scene();

  camera = new THREE.PerspectiveCamera(60, window.innerWidth / window.innerHeight, 1, 10000);
  camera.position.y = 120;
  camera.position.z = 200;

  controls = new THREE.OrbitControls(camera, renderer.domElement);

  stats = new Stats();
  stats.showPanel(0);
  stats.domElement.style.position = 'absolute';
  stats.domElement.style.left = '0px';
  stats.domElement.style.top = '0px';
  document.body.appendChild(stats.domElement);


  light = new THREE.SpotLight(0xffffff, 1, 400);
  light.angle = 0.37;
  light.penumbra = 0.3;
  light.position.set(0, 300, 0);
  
  scene.add(light);
  
  var ambientLight = new THREE.AmbientLight(0x444444);
  scene.add(ambientLight);
  
  
  
  var gridXZ = new THREE.GridHelper(200, 20, 'red', 'white');
  scene.add(gridXZ);
  
  path = new THREE.Path();
  
  	path.moveTo(-100,20);
  	path.bezierCurveTo(20,100,200,100,200,20);
	//path.bezierCurveTo(10,100,20,-30,30,19);
 // path.bezierCurveTo(40,-5,50,150,60,-39);

	var points = path.getPoints();

	var geometry = new THREE.BufferGeometry().setFromPoints( points );
	var material = new THREE.LineBasicMaterial( { color: 0xffffff } );

	var line = new THREE.Line( geometry, material );
	scene.add( line );
  
	frame = new THREE.Object3D();
  frame.add( new THREE.Mesh(  new THREE.CylinderGeometry(20, 20, 10, 20),   new THREE.MeshNormalMaterial()) );
  scene.add(frame);
  
}
var progress = 0;
function animate() {
  stats.begin();
  controls.update();
 			 progress += 0.003;
        let point = path.getPointAt(progress);
        if(point){
          frame.position.set(point.x,point.y,0);
        }else{
          progress = 0;
        }
  stats.end();
 ...