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index.html
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<!doctype html>
<html lang="en">
<head>
<title>WEBGL Billards</title>
<meta charset="utf-8">
</head>
<body style="margin: 0;">
<script src="js/three.min.js"></script>
<script src="js/OrbitControls.js"></script>
<script src="js/functions.js"></script>
<script>
// Set up the scene, camera, and renderer as global variables.
var scene, camera, renderer, ball, balls = [], cuestick;
var sunLight = new THREE.DirectionalLight( 'rgb(255,255,255)', 1 );
var pointLight, msgw;
var UP = new THREE.Vector3(0, 0, 1);
var lightPosition4D = new THREE.Vector4();
var balls ={ "mesh": [], "line" : [], "quat":[], "prevpos":[], "col" : [],
"xVel" : 0.0, "yVel":0.0, "zVel":0.0,
"newXVel" : 0.0, "newYVel" : 0.0, "newZVel" : 0.0, "speed" : 0.0, "r" : 0.35, "m" : 0.3, "colTime":0.0 };
var clock = new THREE.Clock;
var allset = false;
var scale = 20;
var tablemesh;
init();
animate();
// Sets up the scene.
function init() {
// Create the scene and set the scene size.
scene = new THREE.Scene();
var WIDTH = window.innerWidth,
HEIGHT = window.innerHeight;
// Create a renderer and add it to the DOM.
renderer = new THREE.WebGLRenderer({antialias:true});
renderer.setSize(WIDTH, HEIGHT);
renderer.shadowMapEnabled = true;
//renderer.shadowMapSoft = true;
document.body.appendChild(renderer.domElement);
sunLight.position.set(300, 600, 50);
sunLight.position.multiplyScalar(1.3);
sunLight.lookAt( scene.position );
sunLight.shadowCameraVisible = false;
sunLight.intensity = 0.2;
sunLight.castShadow = true;
sunLight.shadowDarkness = 0.5;
sunLight.shadowMapWidth = 512;
sunLight.shadowMapHeight = 512;
sunLight.shadowCameraRight = 800;
sunLight.shadowCameraLeft = -800;
sunLight.shadowCameraTop = 800;
sunLight.shadowCameraBottom = -800;
sunLight.shadowCameraFar = 1700;
scene.add( sunLight );
lightPosition4D.x = sunLight.position.x;
lightPosition4D.y = sunLight.position.y;
lightPosition4D.z = sunLight.position.z;
// amount of light-ray divergence. Ranging from:
// 0.001 = sunlight(min divergence) to 1.0 = pointlight(max divergence)
lightPosition4D.w = 0.001; // must be slightly greater than 0, due to 0 causing matrixInverse errors
msgw = document.getElementById("message");
// Create a camera, zoom it out from the model a bit, and add it to the scene.
camera = new THREE.PerspectiveCamera(45, WIDTH / HEIGHT, 1, 21000);
camera.position.set(0,526,130);
//camera.up = new THREE.Vector3(0,0,1);
camera.lookAt(new THREE.Vector3(0,0,0));
scene.add(camera);
// Create an event listener that resizes the renderer with the browser window.
window.addEventListener('resize', function() {
var WIDTH = window.innerWidth,
HEIGHT = window.innerHeight;
renderer.setSize(WIDTH, HEIGHT);
camera.aspect = WIDTH / HEIGHT;
camera.updateProjectionMatrix();
});
// Set the background color of the scene.
renderer.setClearColorHex(0x222222, 1);
// Create a light, set its position, and add it to the scene.
var light = new THREE.PointLight(0xffffaa);
light.position.set(10*scale,20*scale,10*scale);
light.intensity = 0.5;
scene.add(light);
var light2 = new THREE.PointLight(0xffaa00);
light2.position.set(-10*scale,20*scale,-10*scale);
light2.intensity = 0.5;
scene.add(light2);
// Load in the mesh and add it to the scene.
var loader = new THREE.JSONLoader();
loader.load( "models/table.json", function(geometry){
//var material = new THREE.MeshLambertMaterial({color: 0x5563B6});
var texture = new THREE.ImageUtils.loadTexture("models/table.png", THREE.UVMapping);
//var material = new THREE.MeshBasicMaterial({map:texture});
var material = new THREE.MeshLambertMaterial({color: 0xFFFFFF, map:texture});
tablemesh = new THREE.Mesh(geometry, material);
tablemesh.position.set(0,-27.356,50);
//light.add( mesh );
tablemesh.castShadow = false;
tablemesh.receiveShadow = true;
tablemesh.scale.set(1*scale,1*scale,1*scale);
scene.add(tablemesh);
});
loader.load( "models/cuestick.json", function(geometry){
var material = new THREE.MeshLambertMaterial({color: 0x5563B6});
cuestick = new THREE.Mesh(geometry, material);
cuestick.position.set(0,3.556,23);
cuestick.scale.set(1.14*scale,1.14*scale,1.14*scale);
//light.add(cuestick );
scene.add(cuestick);
});
var loader = new THREE.JSONLoader();
loader.load( "models/ball.json", function(geometry){
var ballTexture,material,m2,g2;
var k=0;
for( k = 0; k< 16; k++){
material = new THREE.MeshLambertMaterial({color: 0xFFFFFF, map:ballTexture});
if(k > 0){
if(k < 7){
//ballTexture = new THREE.ImageUtils.loadTexture("models/ball.png", THREE.UVMapping);
//material = new THREE.MeshLambertMaterial({color: (Math.random()*0xFFFFFF<<0), map:ballTexture});
material = new THREE.MeshPhongMaterial({
// light
specular: '#a9fcff',
// intermediate
color: (Math.random()*0xFFFFFF<<0),
// dark
emissive: '#444444',
shininess: 100,
map: THREE.ImageUtils.loadTexture('models/ball.png')
});
}else{
//ballTexture = new THREE.ImageUtils.loadTexture("models/ball2.png", THREE.UVMapping);
//material = new THREE.MeshLambertMaterial({color: (Math.random()*0xFFFFFF<<0), map:ballTexture});
material = new THREE.MeshPhongMaterial({
// light
specular: '#a9fcff',
// intermediate
color: (Math.random()*0xFFFFFF<<0),
// dark
emissive: '#444444',
shininess: 100,
map: THREE.ImageUtils.loadTexture('models/ball2.png')
});
}
}else{
//ballTexture = new THREE.ImageUtils.loadTexture("models/cue.png", THREE.UVMapping);
//material = new THREE.MeshLambertMaterial({color: 0xFFFFFF, map:ballTexture});
material = new THREE.MeshPhongMaterial({
// light
specular: '#a9fcff',
// intermediate
color: '#ffffff',
// dark
emissive: '#555555',
shininess: 100,
map: THREE.ImageUtils.loadTexture('models/cue.png')
});
}
ball = new THREE.Mesh(geometry, material);
//light.add( ball );
scene.add(ball);
ball.position.set(0,4.399,rand(4.2*scale,-4.2*scale));
ball.scale.set(1.14*scale,1.14*scale,1.14*scale);
//balls.line[k] = new THREE.Line(g2, m2, THREE.LinePieces);
//scene.add(balls.line[k]);
ball.castShadow = true;
ball.receiveShadow = true;
balls.mesh[k] = ball;
balls.mesh[k].yVel = 0;
balls.mesh[k].zVel = rand(-132.5,132.5);
balls.mesh[k].xVel = -91.5;
balls.mesh[k].m = 15.1523 ;
balls.mesh[k].r = 0.43 * scale;
balls.prevpos[k] = new THREE.Vector3();
balls.mesh[k].rotWorldMatrix = new THREE.Matrix4();
balls.mesh[k].rotObjectMatrix = new THREE.Matrix4();
balls.col[k] = [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];
}
});
// Add OrbitControls so that we can pan around with the mouse.
controls = new THREE.OrbitControls(camera, renderer.domElement);
document.addEventListener("keydown", onDocumentKeyDown, false);
setupLines();
t_x = 0;
t_y = -27.356;
t_z = 50;
allset = true;
}
var space = false;
function onDocumentKeyDown(event){
var keyCode = event.which;
if(keyCode == 32){
space = true;
}
}
var t_x, t_y, t_z;
// Renders the scene and updates the render as needed.
function animate() {
if(!allset) return;
// Read more about requestAnimationFrame at http://www.paulirish.com/2011/requestanimationframe-for-smart-animating/
requestAnimationFrame(animate);
//mesh.rotation.y += -Math.PI / 423;
move3(balls);
cuestick.lookAt(balls.mesh[0].position);
// distance squared, radii sum
var dl2 = Math.sqrt((balls.mesh[1].position.x - balls.mesh[0].position.x)*(balls.mesh[1].position.x - balls.mesh[0].position.x) + (balls.mesh[1].position.z - balls.mesh[0].position.z)*(balls.mesh[1].position.z - balls.mesh[0].position.z));
var dx = (balls.mesh[1].position.x - balls.mesh[0].position.x) / dl2;
var dz = (balls.mesh[1].position.z - balls.mesh[0].position.z) / dl2;
if(balls.mesh[0].xVel * balls.mesh[0].xVel + balls.mesh[0].zVel * balls.mesh[0].zVel > 0.1e-2){
cuestick.position.x = 1000;
cuestick.position.z = 1000;
}else{
var toPos = new THREE.Vector3( balls.mesh[0].position.x - (15 * scale * dx), 3 * scale, balls.mesh[0].position.z - (15 *scale * dz));
cuestick.position.lerp(toPos, .2);
}
if(space){
//balls.mesh[0].m = 5.2323;
balls.mesh[0].xVel = dx * 50 * scale;
balls.mesh[0].zVel = dz * 50 * scale;
message.innerHTML = "V: [" + balls.mesh[0].xVel+ " " +balls.mesh[0].zVel + "]";
message.innerHTML += "<br/>V: [" + balls.mesh[0].position.x + ", " + balls.mesh[0].position.z + "]";
space = false;
}
tablemesh.position.set(t_x, t_y, t_z);
// Render the scene.
renderer.render(scene, camera);
controls.update();
}
var sideEdges, topEdges, bottomEdges,rightEdge,leftEdge, topCornerLeft, bottomCornerLeft, topCornerRight, bottomCornerRight;
function setupLines(){
m2 = new THREE.LineBasicMaterial({color: 0x5563B6});
g2 = new THREE.Geometry();
g2.vertices.push(new THREE.Vector3(-14.35*scale, 0, -6.72*scale));
g2.vertices.push(new THREE.Vector3(-0.35*scale, 0, -6.72*scale));
g2.vertices.push(new THREE.Vector3(-0.35*scale, 0, -6.72*scale));
g2.vertices.push(new THREE.Vector3(0.00736*scale, 0, -7.08087*scale));
g2.vertices.push(new THREE.Vector3(0.00736*scale, 0, -7.08087*scale));
g2.vertices.push(new THREE.Vector3(0.0175*scale, 0, -7.45867*scale));
g2.vertices.push(new THREE.Vector3(0.0175*scale, 0, -7.45867*scale));
g2.vertices.push(new THREE.Vector3(0.31098*scale, 0, -7.86283*scale));
g2.vertices.push(new THREE.Vector3(0.31098*scale, 0, -7.86283*scale));
g2.vertices.push(new THREE.Vector3(0.70915*scale, 0, -8.00778*scale));
g2.vertices.push(new THREE.Vector3(0.70915*scale, 0, -8.00778*scale));
g2.vertices.push(new THREE.Vector3(1.10732*scale, 0, -7.86283*scale));
g2.vertices.push(new THREE.Vector3(1.10732*scale, 0, -7.86283*scale));
g2.vertices.push(new THREE.Vector3(1.4008*scale, 0, -7.45867*scale));
g2.vertices.push(new THREE.Vector3(1.10732*scale, 0, -7.86283*scale));
g2.vertices.push(new THREE.Vector3(1.4008*scale, 0, -7.45867*scale));
g2.vertices.push(new THREE.Vector3(1.4008*scale, 0*scale, -7.45867*scale));
g2.vertices.push(new THREE.Vector3(1.41075*scale,0*scale, -7.08087*scale));
g2.vertices.push(new THREE.Vector3(1.4008*scale, 0*scale, -7.45867*scale));
g2.vertices.push(new THREE.Vector3(1.41075*scale,0*scale, -7.08087*scale));
g2.vertices.push(new THREE.Vector3(1.41075*scale,0*scale, -7.08087*scale));
g2.vertices.push(new THREE.Vector3(1.75774*scale,0*scale, -6.72289*scale));
var line = new THREE.Line(g2, m2, THREE.LinePieces);
scene.add(line);
//line
m2 = new THREE.LineBasicMaterial({color: 0xff0000});
g2 = new THREE.Geometry();
g2.vertices.push(new THREE.Vector3(1.75774*scale,0*scale, -6.72289*scale));
g2.vertices.push(new THREE.Vector3(15.47931*scale,0*scale, -6.72289*scale));
var line = new THREE.Line(g2, m2, THREE.LinePieces);
scene.add(line);
//corner
m2 = new THREE.LineBasicMaterial({color: 0xffFF00});
g2 = new THREE.Geometry();
g2.vertices.push(new THREE.Vector3(15.47931*scale,0*scale, -6.72289*scale));
g2.vertices.push(new THREE.Vector3(16.65557*scale,0*scale, -7.08337*scale));
g2.vertices.push(new THREE.Vector3(16.65557*scale,0*scale, -7.08337*scale));
g2.vertices.push(new THREE.Vector3(17.21513*scale,0*scale, -7.47964*scale));
g2.vertices.push(new THREE.Vector3(17.21513*scale,0*scale, -7.47964*scale));
g2.vertices.push(new THREE.Vector3(18.09982*scale,0*scale, -7.20721*scale));
var line = new THREE.Line(g2, m2, THREE.LinePieces);
scene.add(line);
//line
m2 = new THREE.LineBasicMaterial({color: 0xffFFFF});
g2 = new THREE.Geometry();
g2.vertices.push(new THREE.Vector3(17.59222*scale,0*scale, -4.46687*scale));
g2.vertices.push(new THREE.Vector3(17.59222*scale,0*scale, 7.21116*scale));
g2.vertices.push(new THREE.Vector3(-14.34944*scale,0*scale, 9.23751*scale));
g2.vertices.push(new THREE.Vector3(-0.34792*scale,0*scale,9.23751*scale));
g2.vertices.push(new THREE.Vector3(1.75774*scale,0*scale, 9.23751*scale));
g2.vertices.push(new THREE.Vector3(15.47931*scale,0*scale,9.23751*scale));
g2.vertices.push(new THREE.Vector3(-16.41941*scale,0*scale, 7.21116*scale));
g2.vertices.push(new THREE.Vector3(-16.41941*scale,0*scale, -4.46687*scale));
rightEdge = [[17.59222, -4.46687, 17.59222, 7.21116]];
leftEdge = [[-16.41941, 7.21116, -16.41941, -4.46687]];
bottomEdges = [
[1.75774, -6.72289, 15.47931, -6.72289],
[-14.34944, -6.72289, -0.34792, -6.72289],
[-14.34944, 9.23751, -16.03539, 9.95646],
[-17.17402, 8.84311, -16.03656, 9.95646]
];
topEdges = [
[-14.34944, 9.23751, -0.34792, 9.23751],
[1.75774, 9.23751, 15.47931, 9.23751],
];
topCornerLeft = [[-17.20, -6.37, -16.05, -7.49],
[-17.20, -6.37, -16.05, -7.49],
[-16.05, -7.49, -14.35, -6.72]
];
bottomCornerLeft = [
[-14.34944, 9.23751, -16.03539, 9.95646],
[-17.17402, 8.84311, -16.41941, 7.21116],
];
bottomCornerLeft_c = [[-17.17402, 8.84311, -16.03656, 9.95646]];
var line = new THREE.Line(g2, m2, THREE.LinePieces);
scene.add(line);
m2 = new THREE.LineBasicMaterial({color: 0x00ff00});
g2 = new THREE.Geometry();
//corner
//g2.vertices.push(new THREE.Vector3(-14.34944*scale, 2*scale, 9.23751*scale));
//g2.vertices.push(new THREE.Vector3(-16.03539*scale, 2*scale, 9.95646*scale));
g2.vertices.push(new THREE.Vector3(-17.17402*scale, 2*scale, 8.84311*scale));
g2.vertices.push(new THREE.Vector3(-16.03656*scale, 2*scale, 9.95646*scale));
//g2.vertices.push(new THREE.Vector3(-17.17402*scale, 2*scale, 8.84311*scale));
//g2.vertices.push(new THREE.Vector3(-16.41941*scale, 2*scale, 7.21116*scale));
//g2.vertices.push(new THREE.Vector3(-16.42*scale, 2*scale, -4.46*scale));
//g2.vertices.push(new THREE.Vector3(-17.20*scale, 2*scale, -6.37*scale));
//g2.vertices.push(new THREE.Vector3(-17.20*scale, 2*scale, -6.37*scale));
//g2.vertices.push(new THREE.Vector3(-16.05*scale, 2*scale, -7.49*scale));
//g2.vertices.push(new THREE.Vector3(-16.05*scale, 2*scale, -7.49*scale));
//g2.vertices.push(new THREE.Vector3(-14.35*scale, 2*scale, -6.72*scale));
line = new THREE.Line(g2, m2, THREE.LinePieces);
scene.add(line);
}
</script>
<span id="message" style="position:absolute; color:#fff; top:20px; left:30px; height:500px; width:500px;overflow:auto; font-family:arial;font-size:9px"></span>
<input type="text" id="tx" value=0>
<input type="text" id="ty" value=-27.356>
<input type="text" id="tz" value=0>
<button id="set" onclick="myf()">Set</button>
<br/><br/>
<input type="text" id="tx1" value=0>
<input type="text" id="ty1" value=-27.356><br/>
<input type="text" id="tx2" value=0>
<input type="text" id="ty2" value=-27.356>
<button id="set" onclick="norm()">Set</button>
<script>
function myf(){
t_x = document.getElementById('tx').value;
t_y = document.getElementById('ty').value;
t_z = document.getElementById('tz').value;
}
function norm(){
t_x1 = document.getElementById('tx1').value;
t_y1 = document.getElementById('ty1').value;
t_x2 = document.getElementById('tx2').value;
t_y2 = document.getElementById('ty2').value;
var p1 = new THREE.Vector2(t_x1, t_y1);
var p2 = new THREE.Vector2(t_x2, t_y2);
p1.sub(p2);
//p1.normalize();
alert(p1.x + " " +p1.y + "\n" + p1.length());
}
</script>
</body>
</html>