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pointerLock.html
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pointerLock.html
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<!-- http://www.html5rocks.com/en/tutorials/pointerlock/intro/ -->
<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js - pointerlock controls</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<link rel="stylesheet" href="styles/pointerLock.css">
</head>
<body>
<script src="js/three.js"></script>
<script src="js/PointerLockControls.js"></script>
<div id="blocker">
<div id="instructions">
<span style="font-size:40px">Click to play</span>
<br />
(W, A, S, D = Move, SPACE = Jump, MOUSE = Look around)
</div>
</div>
<script>
var camera, scene, renderer;
var geometry, material, mesh;
var controls;
var objects = [];
var raycaster;
var blocker = document.getElementById('blocker');
var instructions = document.getElementById('instructions');
var havePointerLock = 'pointerLockElement' in document || 'mozPointerLockElement' in document || 'webkitPointerLockElement' in document;
if (!havePointerLock) {
instructions.innerHTML = 'Your browser doesn\'t seem to support Pointer Lock API';
exit();
}
var element = document.body;
var pointerlockchange = function ( event ) {
if ( document.pointerLockElement === element || document.mozPointerLockElement === element || document.webkitPointerLockElement === element ) {
controlsEnabled = true;
controls.enabled = true;
blocker.style.display = 'none';
} else {
controls.enabled = false;
blocker.style.display = '-webkit-box';
blocker.style.display = '-moz-box';
blocker.style.display = 'box';
instructions.style.display = '';
}
};
var pointerlockerror = function ( event ) {
instructions.style.display = '';
};
// Hook pointer lock state change events
document.addEventListener('pointerlockchange', pointerlockchange, false );
document.addEventListener('mozpointerlockchange', pointerlockchange, false );
document.addEventListener('webkitpointerlockchange', pointerlockchange, false );
document.addEventListener('pointerlockerror', pointerlockerror, false );
document.addEventListener('mozpointerlockerror', pointerlockerror, false );
document.addEventListener('webkitpointerlockerror', pointerlockerror, false );
instructions.addEventListener('click', function ( event ) {
instructions.style.display = 'none';
// Ask the browser to lock the pointer
element.requestPointerLock = element.requestPointerLock || element.mozRequestPointerLock || element.webkitRequestPointerLock;
element.requestPointerLock();
}, false );
init();
animate();
var controlsEnabled = false;
var moveForward = false;
var moveBackward = false;
var moveLeft = false;
var moveRight = false;
var canJump = false;
var prevTime = performance.now();
var velocity = new THREE.Vector3();
function init() {
camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 1, 1000 );
scene = new THREE.Scene();
scene.fog = new THREE.Fog( 0xffffff, 0, 750 );
var light = new THREE.HemisphereLight( 0xeeeeff, 0x777788, 0.75 );
light.position.set( 0.5, 1, 0.75 );
scene.add( light );
controls = new THREE.PointerLockControls( camera );
scene.add( controls.getObject() );
var onKeyDown = function ( event ) {
switch ( event.keyCode ) {
case 38: // up
case 87: // w
moveForward = true;
break;
case 37: // left
case 65: // a
moveLeft = true; break;
case 40: // down
case 83: // s
moveBackward = true;
break;
case 39: // right
case 68: // d
moveRight = true;
break;
case 32: // space
if ( canJump === true ) velocity.y += 350;
canJump = false;
break;
}
};
var onKeyUp = function ( event ) {
switch( event.keyCode ) {
case 38: // up
case 87: // w
moveForward = false;
break;
case 37: // left
case 65: // a
moveLeft = false;
break;
case 40: // down
case 83: // s
moveBackward = false;
break;
case 39: // right
case 68: // d
moveRight = false;
break;
}
};
document.addEventListener('keydown', onKeyDown, false );
document.addEventListener('keyup', onKeyUp, false );
raycaster = new THREE.Raycaster( new THREE.Vector3(), new THREE.Vector3( 0, - 1, 0 ), 0, 10 );
// floor
geometry = new THREE.PlaneGeometry( 2000, 2000, 100, 100 );
geometry.rotateX( - Math.PI / 2 );
for ( var i = 0, l = geometry.vertices.length; i < l; i ++ ) {
var vertex = geometry.vertices[ i ];
vertex.x += Math.random() * 20 - 10;
vertex.y += Math.random() * 2;
vertex.z += Math.random() * 20 - 10;
}
for ( var i = 0, l = geometry.faces.length; i < l; i ++ ) {
var face = geometry.faces[ i ];
face.vertexColors[ 0 ] = new THREE.Color().setHSL( Math.random() * 0.3 + 0.5, 0.75, Math.random() * 0.25 + 0.75 );
face.vertexColors[ 1 ] = new THREE.Color().setHSL( Math.random() * 0.3 + 0.5, 0.75, Math.random() * 0.25 + 0.75 );
face.vertexColors[ 2 ] = new THREE.Color().setHSL( Math.random() * 0.3 + 0.5, 0.75, Math.random() * 0.25 + 0.75 );
}
material = new THREE.MeshBasicMaterial( { vertexColors: THREE.VertexColors } );
mesh = new THREE.Mesh( geometry, material );
scene.add( mesh );
// objects
geometry = new THREE.BoxGeometry( 20, 20, 20 );
for ( var i = 0, l = geometry.faces.length; i < l; i ++ ) {
var face = geometry.faces[ i ];
face.vertexColors[ 0 ] = new THREE.Color().setHSL( Math.random() * 0.3 + 0.5, 0.75, Math.random() * 0.25 + 0.75 );
face.vertexColors[ 1 ] = new THREE.Color().setHSL( Math.random() * 0.3 + 0.5, 0.75, Math.random() * 0.25 + 0.75 );
face.vertexColors[ 2 ] = new THREE.Color().setHSL( Math.random() * 0.3 + 0.5, 0.75, Math.random() * 0.25 + 0.75 );
}
for ( var i = 0; i < 500; i ++ ) {
material = new THREE.MeshPhongMaterial( { specular: 0xffffff, shading: THREE.FlatShading, vertexColors: THREE.VertexColors } );
var mesh = new THREE.Mesh( geometry, material );
mesh.position.x = Math.floor( Math.random() * 20 - 10 ) * 20;
mesh.position.y = Math.floor( Math.random() * 20 ) * 20 + 10;
mesh.position.z = Math.floor( Math.random() * 20 - 10 ) * 20;
scene.add( mesh );
material.color.setHSL( Math.random() * 0.2 + 0.5, 0.75, Math.random() * 0.25 + 0.75 );
objects.push( mesh );
}
//
renderer = new THREE.WebGLRenderer();
renderer.setClearColor( 0xffffff );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.domElement );
//
window.addEventListener('resize', onWindowResize, false );
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
function animate() {
requestAnimationFrame( animate );
if ( controlsEnabled ) {
raycaster.ray.origin.copy( controls.getObject().position );
raycaster.ray.origin.y -= 10;
var intersections = raycaster.intersectObjects( objects );
var isOnObject = intersections.length > 0;
var time = performance.now();
var delta = ( time - prevTime ) / 1000;
velocity.x -= velocity.x * 10.0 * delta;
velocity.z -= velocity.z * 10.0 * delta;
velocity.y -= 9.8 * 100.0 * delta; // 100.0 = mass
if ( moveForward ) velocity.z -= 400.0 * delta;
if ( moveBackward ) velocity.z += 400.0 * delta;
if ( moveLeft ) velocity.x -= 400.0 * delta;
if ( moveRight ) velocity.x += 400.0 * delta;
if ( isOnObject === true ) {
velocity.y = Math.max( 0, velocity.y );
canJump = true;
}
controls.getObject().translateX( velocity.x * delta );
controls.getObject().translateY( velocity.y * delta );
controls.getObject().translateZ( velocity.z * delta );
if ( controls.getObject().position.y < 10 ) {
velocity.y = 0;
controls.getObject().position.y = 10;
canJump = true;
}
prevTime = time;
}
renderer.render( scene, camera );
}
</script>
</body>
</html>