<!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="js/cameras/CombinedCamera.js"></script> <script src="js/renderers/Projector.js"></script> <script src="js/renderers/CanvasRenderer.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();lookAtScene=false;return false;">Top view</a> | <a href="#" onclick="camera.toBottomView();lookAtScene=false;return false;">Bottom view</a> | <a href="#" onclick="camera.toLeftView();lookAtScene=false;return false;">Left view</a> | <a href="#" onclick="camera.toRightView();lookAtScene=false;return false;">Right view</a> | <a href="#" onclick="camera.toFrontView();lookAtScene=false;return false;">Front view</a> | <a href="#" onclick="camera.toBackView();lookAtScene=false;return false;">Back view</a> | <a href="#" onclick="lookAtScene=true;return false;">Look at Scene</a> <br/> <div id="fov"></div> </div> <script> var container, stats; var camera, scene, renderer; var lookAtScene = true; 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, 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.setPixelRatio( window.devicePixelRatio ); 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; if ( lookAtScene ) camera.lookAt( scene.position ); renderer.render( scene, camera ); } </script> </body> </html>