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TowerDefense.html
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<!--
Copyright © 2011 by Ryan Mottley, Johnathon Wilkes, Kristin Krist, Garrick Aubé, & Chris Truitt
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
-->
<html>
<head>
<title>3D Tower Defense</title>
<script src="Three.js"></script>
<!--Make sure path in previous script points to the correct build directory-->
<!--You can copy the build directory into your project path or point it to-->
<!--the three.js directory-->
<script src="js/ShaderExtras.js"></script>
<script src="js/Detector.js"></script>
<script src="js/RequestAnimationFrame.js"></script>
<script src="js/Stats.js"></script>
<script src="js/Tween.js"></script>
<script src="jquery.min.js"></script>
<script src="js/TowerDefense/Creep.js"></script>
<script src="js/TowerDefense/Map.js"></script>
<script src="js/TowerDefense/Tower.js"></script>
<script src="js/TowerDefense/Gui.js"></script>
<script src="js/TowerDefense/Score.js"></script>
<script src="js/TowerDefense/Bullet.js"></script>
<script src="js/TowerDefense/Lighting.js"></script>
<script src="js/TowerDefense/Loader.js"></script>
<style>
body {
background-color: rgb(0,0,0);
margin: 0px;
overflow: hidden;
}
#info {
position: absolute;
top: 0px; width: 100%;
color: #ffffff;
padding: 5px;
font-family:Monospace;
font-size:13px;
font-weight: bold;
text-align:center;
}
#gui {
position: absolute;
top: 45px;
left: 0px;
width: 100%;
height: 100%;
color: #ffffff;
z-index: 2;
}
#TOPcontainer{
padding: 2.5px 0px 2.5px 0px;
position: absolute;
border: 1px solid #000;
width: 100%;
height: 45px;
}
a {
color: #ffffff;
}
</style>
<script type="text/javascript">
var camera, renderer, container, stats, dt;
var meshPlanet, mesh, geometry, model;
var lastUpdate = new Date().getTime(), firstStart = false, gameOn = false;
var speed = .01; //Lower = faster
var speedModifier = 1;
var texture_placeholder;
var SCREEN_HEIGHT = window.innerHeight, SCREEN_WIDTH = window.innerWidth, MARGIN = 0;
var PLANE_HEIGHT = 10000, PLANE_WIDTH = 10000,
PLANE_S_H_W = 50;
var scene = new THREE.Scene();
var target, theta = 45;
var xDistance = 9000, zDistance = 9000, yDistance = 9000;
var isLeftDown = false, isRightDown = false,
isUpDown = false, isDownDown = false,
wDown = false, sDown = false,
aDown = false, dDown = false;;
var projector, plane, cube;
var mouse2D, mouse3D, ray,
rollOveredFace, isShiftDown = false,
isCtrlDown = false;
var rollOverMesh, rollOverMaterial, voxelPosition = new THREE.Vector3(), tmpVec = new THREE.Vector3();
var i, intersector;
var towerMode = false;
$(document).ready(function() {
if ( ! Detector.webgl )
Detector.addGetWebGLMessage();
else {
init();
animate();
function init() {
container = document.createElement( 'div' );
container.setAttribute('id', "renderWindow");
container.style.position = "absolute"
container.style.top = 45;
container.style.left = 0;
document.body.appendChild( container );
// Initialization
addCamera();
Loader.init();
Map.initialize( PLANE_HEIGHT, PLANE_S_H_W );
Tower.initialize();
Score.initialize();
Bullet.initialize();
Lighting.initialize();
$("#start").click(function(e) {
e.preventDefault();
startGame();
});
$("#restart").click(function(e) {
e.preventDefault();
restartGame();
});
texture_placeholder = document.createElement( 'canvas' );
texture_placeholder.width = 8000;
texture_placeholder.height = 8000;
var context = texture_placeholder.getContext( '2d' );
context.fillStyle = 'rgb( 200, 200, 200 )';
context.fillRect( 0, 0, texture_placeholder.width, texture_placeholder.height );
// Drawing Space Box
drawBox();
// Drawing the planet in the center
drawSun();
rollOverGeo = new THREE.CubeGeometry( 200, 200, 200 );
rollOverMaterial = new THREE.MeshBasicMaterial( { color: 0xff0000, opacity: 0.4, transparent: true } );
rollOverMesh = new THREE.Mesh( rollOverGeo, rollOverMaterial );
scene.add( rollOverMesh );
// picking
projector = new THREE.Projector();
mouse2D = new THREE.Vector3( 0, 10000, 0.5 );
// Map Path Generation
Map.generate();
renderer = new THREE.WebGLRenderer();
renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
renderer.sortObjects = false;
renderer.autoClear = false;
container.appendChild( renderer.domElement );
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.bottom = '0px';
stats.domElement.style.right = '0px';
container.appendChild( stats.domElement );
Creep.initialize();
window.addEventListener( 'resize', onWindowResize, false );
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
document.addEventListener( 'mousedown', onDocumentMouseDown, false );
document.addEventListener( 'keydown', onDocumentKeyDown, false );
document.addEventListener( 'keyup', onDocumentKeyUp, false );
}
function getRealIntersector( intersects ) {
for( i = 0; i < intersects.length; i++ ) {
intersector = intersects[ i ];
if ( intersector.object != rollOverMesh ) {
return intersector;
}
}
return null;
}
function setVoxelPosition( intersector ) {
tmpVec.copy( intersector.face.normal );
voxelPosition.add( intersector.point, intersector.object.matrixRotationWorld.multiplyVector3( tmpVec ) );
voxelPosition.x = Math.floor( voxelPosition.x / 200 ) * 200 + 100;
voxelPosition.y = Math.floor( voxelPosition.y / 200 ) * 200 + 100;
voxelPosition.z = Math.floor( voxelPosition.z / 200 ) * 200 + 100;
}
function onDocumentMouseMove( event ) {
mouse2D.x = ( event.clientX / window.innerWidth ) * 2 - 1;
mouse2D.y = - ( event.clientY / window.innerHeight ) * 2 + 1;
}
function onDocumentMouseDown( event ) {
if (towerMode == true) {
var onPath = Map.checkPath(voxelPosition.x, voxelPosition.z);
var onTower = Tower.checkTower(voxelPosition.x, voxelPosition.z);
if (onPath || onTower) {
var intersects = ray.intersectScene( scene );
intersector = getRealIntersector( intersects );
setVoxelPosition( intersector );
}
else {
var intersects = ray.intersectScene( scene );
intersector = getRealIntersector( intersects );
setVoxelPosition( intersector );
Tower.create( voxelPosition.x, voxelPosition.z, Tower.towerIndex );
towerMode = false;
}
}
}
function onDocumentKeyDown( event ) {
switch( event.keyCode ) {
case 27: towerMode = false; break; // Esc
case 37: isLeftDown = true; break; // Left Arrow
case 38: isUpDown = true; break; // Up Arrow
case 39: isRightDown = true; break; // Right Arrow
case 40: isDownDown = true; break; // Down Arrow
case 49: Tower.placeTower("Earth"); break; // 1
case 50: Tower.placeTower("Pluto"); break; // 2
case 51: Tower.placeTower("Neptune"); break; // 3
case 52: Tower.placeTower("Uranus"); break; // 4
case 53: Tower.placeTower("Saturn"); break; // 5
case 54: Tower.placeTower("Jupiter"); break; // 6
case 55: Tower.placeTower("Mars"); break; // 7
case 56: Tower.placeTower("Venus"); break; // 8
case 57: Tower.placeTower("Mercury"); break; // 9
case 83: sDown = true; break; // s
case 87: wDown = true; break; // w
}
}
function onDocumentKeyUp( event ) {
switch( event.keyCode ) {
case 37: isLeftDown = false; break;
case 38: isUpDown = false; break;
case 39: isRightDown = false; break;
case 40: isDownDown = false; break;
case 83: sDown = false; break;
case 87: wDown = false; break;
}
}
function onWindowResize( event ) {
SCREEN_HEIGHT = window.innerHeight;
SCREEN_WIDTH = window.innerWidth;
renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
camera.aspect = SCREEN_WIDTH / SCREEN_HEIGHT;
camera.updateProjectionMatrix();
//controls.screen.width = SCREEN_WIDTH;
//controls.screen.height = SCREEN_HEIGHT;
camera.radius = ( SCREEN_WIDTH + SCREEN_HEIGHT ) / 4;
}
function startGame() {
if (firstStart == false) {
Gui.display();
Score.updateDiv();
setTimeout("Creep.runLevel()", 10000);
Tower.activate("Earth");
gameOn = true;
firstStart = true;
$("#pauseBox").click(function(e) {
e.preventDefault();
pauseGame();
});
}
}
function pauseGame() {
if (firstStart == true) {
gameOn = false;
$("#pauseBox").click(function(e) {
e.preventDefault();
unpauseGame();
});
$("#pauseText").text("Unpause");
}
}
function unpauseGame() {
if (firstStart == true) {
gameOn = true;
setTimeout("Creep.runLevel()", 5000);
$("#pauseBox").click(function(e) {
e.preventDefault();
pauseGame();
});
$("#pauseText").text("Pause");
}
}
function restartGame() {
if (firstStart == true) {
Gui.hide();
gameOn = false;
firstStart = false;
Tower.restartGame();
Bullet.restartGame();
Creep.restartGame();
Score.restartGame();
}
}
function loadTexture( path ) {
var texture = new THREE.Texture( texture_placeholder );
var material = new THREE.MeshBasicMaterial( { map: texture } );
var image = new Image();
image.onload = function () {
texture.needsUpdate = true;
material.map.image = this;
render();
};
image.src = path;
return material;
}
function addCamera() {
camera = new THREE.PerspectiveCamera( 75, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 60000 );
camera.position.x = xDistance * theta * Math.PI / 180;
camera.position.z = zDistance * theta * Math.PI / 180;
camera.position.y = yDistance;
target = new THREE.Vector3( 0, 0, 0 );
camera.aspect = SCREEN_WIDTH / SCREEN_HEIGHT;
camera.updateProjectionMatrix();
}
function drawBox() {
// Textures modified to provide space-type backgrounds
// Can be modified later
var materials = [
loadTexture( 'textures/box.jpg' ), // right
loadTexture( 'textures/box.jpg' ), // left
loadTexture( 'textures/box.jpg' ), // top
loadTexture( 'textures/box.jpg' ), // bottom
loadTexture( 'textures/box.jpg' ), // back
loadTexture( 'textures/box.jpg' ) // front
];
mesh = new THREE.Mesh( new THREE.CubeGeometry( 50000, 50000, 50000, 7, 7, 7, materials ), new THREE.MeshFaceMaterial() );
mesh.scale.x = - 1;
mesh.overdraw = true;
mesh.matrixAutoUpdate = false;
mesh.updateMatrix();
scene.add( mesh );
}
function drawSun() {
var parameters = {
map: THREE.ImageUtils.loadTexture( 'textures/sunmap.jpg' )
};
geometry = new THREE.SphereGeometry( 400, 30, 30 );
geometry.computeTangents();
var material = new THREE.MeshLambertMaterial ( parameters );
meshPlanet = new THREE.Mesh( geometry, material ) ;
meshPlanet.position.set ( 0, 0, 200 );
meshPlanet.matrixAutoUpdate = false;
meshPlanet.updateMatrix();
scene.add( meshPlanet );
}
function animate() {
requestAnimationFrame( animate );
TWEEN.update();
render();
}
function render() {
stats.update();
camera.lookAt ( target );
// Camera control code
if (isLeftDown) {
theta -= 1.5;
}
else if (isRightDown) {
theta += 1.5;
}
else if (isUpDown) {
if (xDistance > 900) {
xDistance -= 45;
}
if (zDistance > 900) {
zDistance -= 45;
}
if (yDistance > 300) {
yDistance -= 45;
}
}
else if (isDownDown) {
xDistance += 45;
zDistance += 45;
yDistance += 45;
}
else if (wDown) {
yDistance += 45;
}
else if (sDown) {
if (yDistance > 200) {
yDistance -= 45;
}
}
if (towerMode == true) {
ray = projector.pickingRay( mouse2D.clone(), camera );
var intersects = ray.intersectScene( scene );
if ( intersects.length > 0 ) {
intersector = getRealIntersector( intersects );
if ( intersector ) {
setVoxelPosition( intersector );
rollOverMesh.position = voxelPosition;
}
}
}
else if (towerMode == false)
{
rollOverMesh.position.set(100000,100000,100000);
}
camera.position.x = xDistance * Math.sin( theta * Math.PI / 360 );
camera.position.z = zDistance * Math.cos( theta * Math.PI / 360 );
camera.position.y = yDistance;
var now = new Date().getTime();
if (gameOn == true) {
dt = (now - lastUpdate) / 1000; //Limits game speed
if (dt > speed)
{
Creep.update();
Tower.update();
Bullet.update();
lastUpdate = now;
}
}
renderer.clear();
renderer.render( scene, camera );
}
}
});
</script>
</head>
<body>
<div id="TOPcontainer">
<table border=1 style="background-color: #00ffff;">
<tr><td><a id="start" href="#"><img name="jsplay" src="textures/Play.jpg" width="110" height="28" border="0" alt="Play"></a></td>
<td><a id="restart" href="#"><img name="jsrestart" src="textures/Restart.jpg" width="110" height="28" border="0" alt="Restart"></a></td>
<td><a id="about" href="About.html"><img name="jsabout" src="textures/About.jpg" width="110" height="28" border="0" alt="About"></a></td>
<td><a id="story" href="Story.html"><img name="jsstory" src="textures/Story.jpg" width="110" height="28" border="0" alt="Story"></a></td>
<td width=400% align=right></td>
</tr>
</table>
</div>
<div id="gui"></div>
</body>
</html>