predect final point

by YouTingKuo

HTML

<div id="info">volleyball demo
  <br/>
    <button id="shoot" style="width:15%">start</button>
    <button id="catch_mode" style="width:15%">catch</button>
  <br/>
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r70/three.min.js"></script>
<script src="https://dl.dropboxusercontent.com/u/3587259/Code/Threejs/OrbitControls.js"></script>
<script src="https://code.jquery.com/jquery-2.1.4.min.js"></script>
<script src="https://jyunming-chen.github.io/tutsplus/js/KeyboardState.js"></script>
<script src="https://youtingkuo.github.io/volleyball/basicScene.js"></script>
<script src="https://youtingkuo.github.io/volleyball/agent.js"></script>
<script src="https://youtingkuo.github.io/volleyball/robot.js"></script>
<script src="https://youtingkuo.github.io/volleyball/ball.js"></script>

CSS

#info {
  position: absolute;
  top: 2%;
  width: 100%;
  padding: 10px;
  text-align: center;
  color: #ffff00
}

body {
  overflow: hidden;
}

JavaScript

var scene = new THREE.Scene();
var renderer, camera, controls;
var keyboard = new KeyboardState();
var clock = new THREE.Clock();
var board, theta, phi;
var turn = false, attackOrCatch = false;
var hitOneTime = 1;
var basicScene = new BasicScene (scene);//add basic scene here
//var robot = new robot (scene);
var ball = new Ball (scene);
var test, finalP;

$('#shoot').click(function() {
	turn = !turn;
  hitOneTime = 1;
  shootBall();
});

$('#catch_mode').click(function() {
	attackOrCatch = !attackOrCatch;
  if(attackOrCatch){
  	$(this).text("normal");
    board.mesh.rotation.z = 0;
  }
  else{
  	$(this).text("catch");
    board.mesh.rotation.z = Math.PI/4;
  }
});

init();
animate();

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

  camera = new THREE.PerspectiveCamera(50, window.innerWidth / window.innerHeight, 1, 1000);
  camera.position.set(0, 10, 10);
  controls = new THREE.OrbitControls(camera, renderer.domElement);
/*
  //機器人手上的板子
  board = new Agent (new THREE.Vector3 (0, 0, 0), 
			new THREE.Vector3(0,0,0));
  board.mesh.position.set(4.5, 1.125+0.5, 0);
  board.mesh.rotation.z = Math.PI/4;
  scene.add(board.mesh);
  */
  window.addEventListener('resize', onWindowResize, false);
}

function onWindowResize() {
  camera.aspect = window.innerWidth / window.innerHeight;
  camera.updateProjectionMatrix();
  renderer.setSize(window.innerWidth, window.innerHeight);
}

function flightOfBall() {
		var dT = clock.getDelta();
    var f = new THREE.Vector3(0, -9.8, 0);
    var n = rotation(new THREE.Vector3(0, 1, 0), Math.PI/4, 0);
    //var p0 = board.mesh.localToWorld(new THREE.Vector3(0, 0.125+0.105, 0));
    /*
    //揮板子
    var distance = ball.mesh.position.clone().sub(board.mesh.localToWorld(new THREE.Vector3(0, 0.125+0.105, 0))).lengthSq(); //板子跟球的距離
    
    if(distance < 4 && hitOneTime) 
   ...