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canvas_camera_orthographic2.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js canvas - combo camera - orthographic + perspective</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<style>
body {
font-family: Monospace;
background-color: #f0f0f0;
margin: 0px;
overflow: hidden;
color: purple;
}
a {
color: red;
}
</style>
</head>
<body>
<script src="../build/three.min.js"></script>
<script src="../src/extras/cameras/CombinedCamera.js"></script>
<script src="js/libs/stats.min.js"></script>
<div style="position: absolute; top: 10px; width: 100%; text-align: center; ">
<a href="http://threejs.org" target="_blank">three.js</a> - Combo Camera<br>
View: <a href="#" onclick="setOrthographic();return false;"> Orthographic</a> |
<a href="#" onclick="setPerspective();return false;">Perspective</a><br>
Lens: <a href="#" onclick="setLens(12);return false;">12mm</a> |
<a href="#" onclick="setLens(16);return false;">16mm</a> |
<a href="#" onclick="setLens(24);return false;">24mm</a> |
<a href="#" onclick="setLens(35);return false;">35mm</a> |
<a href="#" onclick="setLens(50);return false;">50mm</a> |
<a href="#" onclick="setLens(60);return false;">60mm</a> |
<a href="#" onclick="setLens(85);return false;">85mm</a> |
<a href="#" onclick="setLens(105);return false;">105mm</a><br>
Fov: <a href="#" onclick="setFov(30);return false;">30°</a> |
<a href="#" onclick="setFov(50);return false;">50°</a> |
<a href="#" onclick="setFov(70);return false;">70°</a> |
<a href="#" onclick="setFov(100);return false;">100°</a><br>
Zoom: <a href="#" onclick="camera.setZoom(0.5);return false;">0.5x</a> |
<a href="#" onclick="camera.setZoom(1);return false;">1x</a> |
<a href="#" onclick="camera.setZoom(2);return false;">2x</a> |
<br/>
Views: <a href="#" onclick="camera.toTopView();return false;">Top view</a> |
<a href="#" onclick="camera.toBottomView();return false;">Bottom view</a> |
<a href="#" onclick="camera.toLeftView();return false;">Left view</a> |
<a href="#" onclick="camera.toRightView();return false;">Right view</a> |
<a href="#" onclick="camera.toFrontView();return false;">Front view</a> |
<a href="#" onclick="camera.toBackView();return false;">Back view</a> |
<a href="#" onclick="camera.rotationAutoUpdate = true;return false;">Look at Scene</a>
<br/>
<div id="fov"></div>
</div>
<script>
var container, stats;
var camera, scene, renderer;
init();
animate();
function setFov( fov ) {
camera.setFov( fov );
document.getElementById('fov').innerHTML = 'FOV '+ fov.toFixed(2) +'°' ;
}
function setLens( lens ) {
// try adding a tween effect while changing focal length, and it'd be even cooler!
var fov = camera.setLens( lens );
document.getElementById('fov').innerHTML = 'Converted ' + lens + 'mm lens to FOV '+ fov.toFixed(2) +'°' ;
}
function setOrthographic() {
camera.toOrthographic();
document.getElementById('fov').innerHTML = 'Orthographic mode' ;
}
function setPerspective() {
camera.toPerspective();
document.getElementById('fov').innerHTML = 'Perspective mode' ;
}
function init() {
container = document.createElement( 'div' );
document.body.appendChild( container );
camera = new THREE.CombinedCamera( window.innerWidth / 2, window.innerHeight / 2, 70, 1, 1000, - 500, 1000 );
camera.position.x = 200;
camera.position.y = 100;
camera.position.z = 200;
scene = new THREE.Scene();
// Grid
var size = 500, step = 50;
var geometry = new THREE.Geometry();
for ( var i = - size; i <= size; i += step ) {
geometry.vertices.push( new THREE.Vector3( - size, 0, i ) );
geometry.vertices.push( new THREE.Vector3( size, 0, i ) );
geometry.vertices.push( new THREE.Vector3( i, 0, - size ) );
geometry.vertices.push( new THREE.Vector3( i, 0, size ) );
}
var material = new THREE.LineBasicMaterial( { color: 0x000000, opacity: 0.2 } );
var line = new THREE.Line( geometry, material );
line.type = THREE.LinePieces;
scene.add( line );
// Cubes
var geometry = new THREE.BoxGeometry( 50, 50, 50 );
var material = new THREE.MeshLambertMaterial( { color: 0xffffff, shading: THREE.FlatShading, overdraw: 0.5 } );
for ( var i = 0; i < 100; i ++ ) {
var cube = new THREE.Mesh( geometry, material );
cube.scale.y = Math.floor( Math.random() * 2 + 1 );
cube.position.x = Math.floor( ( Math.random() * 1000 - 500 ) / 50 ) * 50 + 25;
cube.position.y = ( cube.scale.y * 50 ) / 2;
cube.position.z = Math.floor( ( Math.random() * 1000 - 500 ) / 50 ) * 50 + 25;
scene.add(cube);
}
// Lights
var ambientLight = new THREE.AmbientLight( Math.random() * 0x10 );
scene.add( ambientLight );
var directionalLight = new THREE.DirectionalLight( Math.random() * 0xffffff );
directionalLight.position.x = Math.random() - 0.5;
directionalLight.position.y = Math.random() - 0.5;
directionalLight.position.z = Math.random() - 0.5;
directionalLight.position.normalize();
scene.add( directionalLight );
var directionalLight = new THREE.DirectionalLight( Math.random() * 0xffffff );
directionalLight.position.x = Math.random() - 0.5;
directionalLight.position.y = Math.random() - 0.5;
directionalLight.position.z = Math.random() - 0.5;
directionalLight.position.normalize();
scene.add( directionalLight );
renderer = new THREE.CanvasRenderer();
renderer.setClearColor( 0xf0f0f0 );
renderer.setSize( window.innerWidth, window.innerHeight );
container.appendChild( renderer.domElement );
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.top = '0px';
container.appendChild( stats.domElement );
window.addEventListener( 'resize', onWindowResize, false );
function onWindowResize(){
camera.setSize( window.innerWidth, window.innerHeight );
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
}
//
function animate() {
requestAnimationFrame( animate );
render();
stats.update();
}
function render() {
var timer = Date.now() * 0.0001;
camera.position.x = Math.cos( timer ) * 200;
camera.position.z = Math.sin( timer ) * 200;
camera.lookAt( scene.position );
renderer.render( scene, camera );
}
</script>
</body>
</html>