mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-12-24 12:03:48 +01:00
440 lines
10 KiB
HTML
440 lines
10 KiB
HTML
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - shadow map</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<style>
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body {
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font-family: Monospace;
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background-color: #000;
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color: #fff;
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margin: 0px;
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overflow: hidden;
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}
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#info {
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position: absolute;
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top: 10px;
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width: 100%;
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text-align: center;
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z-index: 100;
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display:block;
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}
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#info a { color: #f00; font-weight: bold; text-decoration: underline; cursor: pointer }
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</style>
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</head>
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<body>
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<div id="info">
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<a href="http://threejs.org" target="_blank">three.js</a> - shadowmap - models by <a href="http://mirada.com/">mirada</a> from <a href="http://ro.me">rome</a></br>
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move camera with WASD / RF + mouse<br/>
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t: toggle HUD</a>
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</div>
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<script src="../build/three.min.js"></script>
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<script src="js/controls/FirstPersonControls.js"></script>
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<script src="js/shaders/UnpackDepthRGBAShader.js"></script>
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<script src="js/Detector.js"></script>
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<script src="js/libs/stats.min.js"></script>
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<script src="fonts/helvetiker_bold.typeface.js"></script>
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<script>
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if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
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var SHADOW_MAP_WIDTH = 2048, SHADOW_MAP_HEIGHT = 1024;
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var HUD_MARGIN = 0.05;
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var SCREEN_WIDTH = window.innerWidth;
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var SCREEN_HEIGHT = window.innerHeight;
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var FLOOR = -250;
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var camera, controls, scene, renderer;
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var container, stats;
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var NEAR = 10, FAR = 3000;
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var sceneHUD, cameraOrtho, hudMesh;
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var morph, morphs = [];
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var light;
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var clock = new THREE.Clock();
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var showHUD = false;
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init();
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animate();
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function init() {
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container = document.createElement( 'div' );
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document.body.appendChild( container );
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// SCENE CAMERA
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camera = new THREE.PerspectiveCamera( 23, SCREEN_WIDTH / SCREEN_HEIGHT, NEAR, FAR );
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camera.position.set( 700, 50, 1900 );
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controls = new THREE.FirstPersonControls( camera );
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controls.lookSpeed = 0.0125;
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controls.movementSpeed = 500;
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controls.noFly = false;
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controls.lookVertical = true;
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controls.constrainVertical = true;
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controls.verticalMin = 1.5;
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controls.verticalMax = 2.0;
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controls.lon = 250;
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controls.lat = 30;
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// SCENE
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scene = new THREE.Scene();
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scene.fog = new THREE.Fog( 0x59472b, 1000, FAR );
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// LIGHTS
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var ambient = new THREE.AmbientLight( 0x444444 );
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scene.add( ambient );
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light = new THREE.SpotLight( 0xffffff, 1, 0, Math.PI / 2, 1 );
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light.position.set( 0, 1500, 1000 );
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light.target.position.set( 0, 0, 0 );
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light.castShadow = true;
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light.shadowCameraNear = 1200;
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light.shadowCameraFar = 2500;
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light.shadowCameraFov = 50;
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//light.shadowCameraVisible = true;
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light.shadowBias = 0.0001;
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light.shadowDarkness = 0.5;
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light.shadowMapWidth = SHADOW_MAP_WIDTH;
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light.shadowMapHeight = SHADOW_MAP_HEIGHT;
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scene.add( light );
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createHUD();
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createScene();
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// RENDERER
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setClearColor( scene.fog.color );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
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container.appendChild( renderer.domElement );
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renderer.autoClear = false;
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//
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renderer.shadowMapEnabled = true;
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renderer.shadowMapType = THREE.PCFShadowMap;
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// STATS
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stats = new Stats();
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stats.domElement.style.position = 'absolute';
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stats.domElement.style.top = '0px';
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stats.domElement.style.zIndex = 100;
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//container.appendChild( stats.domElement );
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//
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window.addEventListener( 'resize', onWindowResize, false );
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window.addEventListener( 'keydown', onKeyDown, false );
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}
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function onWindowResize() {
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SCREEN_WIDTH = window.innerWidth;
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SCREEN_HEIGHT = window.innerHeight;
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camera.aspect = SCREEN_WIDTH / SCREEN_HEIGHT;
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camera.updateProjectionMatrix();
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renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
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var aspect = SCREEN_WIDTH / SCREEN_HEIGHT;
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cameraOrtho.left = - aspect;
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cameraOrtho.right = aspect;
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cameraOrtho.top = 1;
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cameraOrtho.bottom = - 1;
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cameraOrtho.updateProjectionMatrix();
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hudMesh.position.x = cameraOrtho.left + HUD_MARGIN;
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hudMesh.position.y = cameraOrtho.bottom + HUD_MARGIN;
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controls.handleResize();
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}
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function onKeyDown ( event ) {
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switch( event.keyCode ) {
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case 84: /*t*/ showHUD = !showHUD; break;
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}
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}
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function createHUD() {
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var aspect = SCREEN_WIDTH / SCREEN_HEIGHT;
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cameraOrtho = new THREE.OrthographicCamera( - aspect, aspect, 1, - 1, 1, 10 );
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cameraOrtho.position.z = 5;
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var shader = THREE.UnpackDepthRGBAShader;
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var uniforms = new THREE.UniformsUtils.clone( shader.uniforms );
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uniforms.tDiffuse.value = light.shadowMap;
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var hudMaterial = new THREE.ShaderMaterial( {
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uniforms: uniforms,
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vertexShader: shader.vertexShader,
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fragmentShader: shader.fragmentShader
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} );
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var hudHeight = 2 / 3;
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var hudWidth = hudHeight * SHADOW_MAP_WIDTH / SHADOW_MAP_HEIGHT;
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var hudGeo = new THREE.PlaneBufferGeometry( hudWidth, hudHeight );
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hudGeo.applyMatrix( new THREE.Matrix4().makeTranslation( hudWidth / 2, hudHeight / 2, 0 ) );
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hudMesh = new THREE.Mesh( hudGeo, hudMaterial );
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hudMesh.position.x = cameraOrtho.left + HUD_MARGIN;
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hudMesh.position.y = cameraOrtho.bottom + HUD_MARGIN;
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sceneHUD = new THREE.Scene();
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sceneHUD.add( hudMesh );
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cameraOrtho.lookAt( sceneHUD.position );
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}
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function createScene( ) {
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// GROUND
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var geometry = new THREE.PlaneBufferGeometry( 100, 100 );
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var planeMaterial = new THREE.MeshPhongMaterial( { color: 0xffdd99 } );
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var ground = new THREE.Mesh( geometry, planeMaterial );
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ground.position.set( 0, FLOOR, 0 );
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ground.rotation.x = - Math.PI / 2;
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ground.scale.set( 100, 100, 100 );
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ground.castShadow = false;
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ground.receiveShadow = true;
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scene.add( ground );
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// TEXT
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var textGeo = new THREE.TextGeometry( "THREE.JS", {
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size: 200,
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height: 50,
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curveSegments: 12,
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font: "helvetiker",
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weight: "bold",
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style: "normal",
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bevelThickness: 2,
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bevelSize: 5,
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bevelEnabled: true
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});
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textGeo.computeBoundingBox();
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var centerOffset = -0.5 * ( textGeo.boundingBox.max.x - textGeo.boundingBox.min.x );
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var textMaterial = new THREE.MeshPhongMaterial( { color: 0xff0000, specular: 0xffffff } );
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var mesh = new THREE.Mesh( textGeo, textMaterial );
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mesh.position.x = centerOffset;
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mesh.position.y = FLOOR + 67;
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mesh.castShadow = true;
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mesh.receiveShadow = true;
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scene.add( mesh );
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// CUBES
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var mesh = new THREE.Mesh( new THREE.BoxGeometry( 1500, 220, 150 ), planeMaterial );
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mesh.position.y = FLOOR - 50;
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mesh.position.z = 20;
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mesh.castShadow = true;
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mesh.receiveShadow = true;
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scene.add( mesh );
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var mesh = new THREE.Mesh( new THREE.BoxGeometry( 1600, 170, 250 ), planeMaterial );
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mesh.position.y = FLOOR - 50;
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mesh.position.z = 20;
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mesh.castShadow = true;
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mesh.receiveShadow = true;
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scene.add( mesh );
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// MORPHS
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function addMorph( geometry, speed, duration, x, y, z, fudgeColor ) {
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var material = new THREE.MeshLambertMaterial( { color: 0xffaa55, morphTargets: true, vertexColors: THREE.FaceColors } );
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if ( fudgeColor ) {
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material.color.offsetHSL( 0, Math.random() * 0.5 - 0.25, Math.random() * 0.5 - 0.25 );
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}
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var meshAnim = new THREE.MorphAnimMesh( geometry, material );
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meshAnim.speed = speed;
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meshAnim.duration = duration;
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meshAnim.time = 600 * Math.random();
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meshAnim.position.set( x, y, z );
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meshAnim.rotation.y = Math.PI/2;
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meshAnim.castShadow = true;
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meshAnim.receiveShadow = true;
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scene.add( meshAnim );
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morphs.push( meshAnim );
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}
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function morphColorsToFaceColors( geometry ) {
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if ( geometry.morphColors && geometry.morphColors.length ) {
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var colorMap = geometry.morphColors[ 0 ];
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for ( var i = 0; i < colorMap.colors.length; i ++ ) {
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geometry.faces[ i ].color = colorMap.colors[ i ];
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}
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}
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}
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var loader = new THREE.JSONLoader();
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loader.load( "models/animated/horse.js", function( geometry ) {
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morphColorsToFaceColors( geometry );
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addMorph( geometry, 550, 1000, 100 - Math.random() * 1000, FLOOR, 300, true );
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addMorph( geometry, 550, 1000, 100 - Math.random() * 1000, FLOOR, 450, true );
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addMorph( geometry, 550, 1000, 100 - Math.random() * 1000, FLOOR, 600, true );
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addMorph( geometry, 550, 1000, 100 - Math.random() * 1000, FLOOR, -300, true );
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addMorph( geometry, 550, 1000, 100 - Math.random() * 1000, FLOOR, -450, true );
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addMorph( geometry, 550, 1000, 100 - Math.random() * 1000, FLOOR, -600, true );
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} );
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loader.load( "models/animated/flamingo.js", function( geometry ) {
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morphColorsToFaceColors( geometry );
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addMorph( geometry, 500, 1000, 500 - Math.random() * 500, FLOOR + 350, 40 );
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} );
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loader.load( "models/animated/stork.js", function( geometry ) {
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morphColorsToFaceColors( geometry );
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addMorph( geometry, 350, 1000, 500 - Math.random() * 500, FLOOR + 350, 340 );
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} );
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loader.load( "models/animated/parrot.js", function( geometry ) {
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morphColorsToFaceColors( geometry );
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addMorph( geometry, 450, 500, 500 - Math.random() * 500, FLOOR + 300, 700 );
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} );
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}
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function animate() {
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requestAnimationFrame( animate );
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render();
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stats.update();
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}
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function render() {
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var delta = clock.getDelta();
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|
for ( var i = 0; i < morphs.length; i ++ ) {
|
||
|
|
|
||
|
|
morph = morphs[ i ];
|
||
|
|
|
||
|
|
morph.updateAnimation( 1000 * delta );
|
||
|
|
|
||
|
|
morph.position.x += morph.speed * delta;
|
||
|
|
|
||
|
|
if ( morph.position.x > 2000 ) {
|
||
|
|
|
||
|
|
morph.position.x = -1000 - Math.random() * 500;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
controls.update( delta );
|
||
|
|
|
||
|
|
renderer.clear();
|
||
|
|
renderer.render( scene, camera );
|
||
|
|
|
||
|
|
// Render debug HUD with shadow map
|
||
|
|
|
||
|
|
if ( showHUD ) {
|
||
|
|
|
||
|
|
renderer.clearDepth();
|
||
|
|
renderer.render( sceneHUD, cameraOrtho );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
</script>
|
||
|
|
|
||
|
|
</body>
|
||
|
|
</html>
|