|
@@ -0,0 +1,314 @@
|
|
|
|
|
+<!DOCTYPE html>
|
|
|
|
|
+<html lang="en">
|
|
|
|
|
+ <head>
|
|
|
|
|
+ <title>three.js webgl - postprocessing - unreal bloom selective</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 {
|
|
|
|
|
+ color: #fff;
|
|
|
|
|
+ font-family:Monospace;
|
|
|
|
|
+ font-size:13px;
|
|
|
|
|
+ text-align:center;
|
|
|
|
|
+ background-color: #fff;
|
|
|
|
|
+ margin: 0px;
|
|
|
|
|
+ overflow: hidden;
|
|
|
|
|
+ }
|
|
|
|
|
+ #info {
|
|
|
|
|
+ position: absolute;
|
|
|
|
|
+ top: 0px;
|
|
|
|
|
+ width: 100%;
|
|
|
|
|
+ padding: 5px;
|
|
|
|
|
+ }
|
|
|
|
|
+ #info p {
|
|
|
|
|
+ max-width: 600px;
|
|
|
|
|
+ margin-left: auto;
|
|
|
|
|
+ margin-right: auto;
|
|
|
|
|
+ padding: 0 2em;
|
|
|
|
|
+ }
|
|
|
|
|
+ a {
|
|
|
|
|
+ color: #2983ff;
|
|
|
|
|
+ }
|
|
|
|
|
+ </style>
|
|
|
|
|
+ </head>
|
|
|
|
|
+
|
|
|
|
|
+ <body>
|
|
|
|
|
+
|
|
|
|
|
+ <div id="container"></div>
|
|
|
|
|
+
|
|
|
|
|
+ <div id="info">
|
|
|
|
|
+ <a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> Click on a box to toggle bloom
|
|
|
|
|
+ </div>
|
|
|
|
|
+
|
|
|
|
|
+ <script src="../build/three.js"></script>
|
|
|
|
|
+
|
|
|
|
|
+ <script src="js/libs/stats.min.js"></script>
|
|
|
|
|
+ <script src="js/libs/dat.gui.min.js"></script>
|
|
|
|
|
+
|
|
|
|
|
+ <script src="js/postprocessing/EffectComposer.js"></script>
|
|
|
|
|
+ <script src="js/postprocessing/RenderPass.js"></script>
|
|
|
|
|
+ <script src="js/postprocessing/ShaderPass.js"></script>
|
|
|
|
|
+ <script src="js/shaders/CopyShader.js"></script>
|
|
|
|
|
+ <script src="js/shaders/LuminosityHighPassShader.js"></script>
|
|
|
|
|
+ <script src="js/postprocessing/UnrealBloomPass.js"></script>
|
|
|
|
|
+
|
|
|
|
|
+ <script type="x-shader/x-vertex" id="vertexshader">
|
|
|
|
|
+
|
|
|
|
|
+ varying vec2 vUv;
|
|
|
|
|
+
|
|
|
|
|
+ void main() {
|
|
|
|
|
+
|
|
|
|
|
+ vUv = uv;
|
|
|
|
|
+
|
|
|
|
|
+ gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
|
|
|
|
|
+
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ </script>
|
|
|
|
|
+
|
|
|
|
|
+ <script type="x-shader/x-fragment" id="fragmentshader">
|
|
|
|
|
+
|
|
|
|
|
+ uniform sampler2D baseTexture;
|
|
|
|
|
+ uniform sampler2D glowTexture;
|
|
|
|
|
+ uniform sampler2D shadowTexture;
|
|
|
|
|
+
|
|
|
|
|
+ uniform vec3 color;
|
|
|
|
|
+ uniform float intensity;
|
|
|
|
|
+
|
|
|
|
|
+ varying vec2 vUv;
|
|
|
|
|
+
|
|
|
|
|
+ void main() {
|
|
|
|
|
+
|
|
|
|
|
+ //vec4 shadow = texture2D(shadowTexture, vUv);
|
|
|
|
|
+ //if(shadow.a > 0.0) {discard;}
|
|
|
|
|
+ gl_FragColor = texture2D(baseTexture, vUv) + vec4(color, 1.0) * texture2D(glowTexture, vUv) * intensity;
|
|
|
|
|
+
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ </script>
|
|
|
|
|
+
|
|
|
|
|
+ <script>
|
|
|
|
|
+
|
|
|
|
|
+ var scene, camera, stats;
|
|
|
|
|
+ var renderer;
|
|
|
|
|
+
|
|
|
|
|
+ var ENTIRE_SCENE = 0, BLOOM_SCENE = 1, SHADOW_SCENE = 2;
|
|
|
|
|
+
|
|
|
|
|
+ var params = {
|
|
|
|
|
+ exposure: 1,
|
|
|
|
|
+ bloomStrength: 1.5,
|
|
|
|
|
+ bloomThreshold: 0,
|
|
|
|
|
+ bloomRadius: 0,
|
|
|
|
|
+ showBloom : true,
|
|
|
|
|
+ rows : 6,
|
|
|
|
|
+ columns : 6,
|
|
|
|
|
+ size : 2,
|
|
|
|
|
+ cameraAngle : Math.PI * 0.5
|
|
|
|
|
+ };
|
|
|
|
|
+
|
|
|
|
|
+ var container = document.getElementById( 'container' );
|
|
|
|
|
+
|
|
|
|
|
+ stats = new Stats();
|
|
|
|
|
+ container.appendChild( stats.dom );
|
|
|
|
|
+
|
|
|
|
|
+ renderer = new THREE.WebGLRenderer( { antialias: true } );
|
|
|
|
|
+ renderer.setPixelRatio( window.devicePixelRatio );
|
|
|
|
|
+ renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
|
+ renderer.toneMapping = THREE.ReinhardToneMapping;
|
|
|
|
|
+ document.body.appendChild(renderer.domElement);
|
|
|
|
|
+
|
|
|
|
|
+ scene = new THREE.Scene();
|
|
|
|
|
+
|
|
|
|
|
+ camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 100 );
|
|
|
|
|
+ camera.position.set( 0, 0, 30 );
|
|
|
|
|
+ camera.lookAt(0,0,0);
|
|
|
|
|
+ camera.updateProjectionMatrix();
|
|
|
|
|
+
|
|
|
|
|
+ scene.add( new THREE.AmbientLight( 0x404040 ) );
|
|
|
|
|
+
|
|
|
|
|
+ var renderScene = new THREE.RenderPass( scene, camera );
|
|
|
|
|
+
|
|
|
|
|
+ var shadowComposer = new THREE.EffectComposer( renderer);
|
|
|
|
|
+ shadowComposer.renderToScreen = false;
|
|
|
|
|
+ shadowComposer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
|
+ shadowComposer.addPass( renderScene );
|
|
|
|
|
+
|
|
|
|
|
+ var bloomPass = new THREE.UnrealBloomPass( new THREE.Vector2( window.innerWidth, window.innerHeight ), 1.5, 0.4, 0.85 );
|
|
|
|
|
+ bloomPass.threshold = params.bloomThreshold;
|
|
|
|
|
+ bloomPass.strength = params.bloomStrength;
|
|
|
|
|
+ bloomPass.radius = params.bloomRadius;
|
|
|
|
|
+
|
|
|
|
|
+ var bloomComposer = new THREE.EffectComposer( renderer);
|
|
|
|
|
+ bloomComposer.renderToScreen = false;
|
|
|
|
|
+ bloomComposer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
|
+ bloomComposer.addPass( renderScene );
|
|
|
|
|
+ bloomComposer.addPass( bloomPass );
|
|
|
|
|
+
|
|
|
|
|
+ var finalPass = new THREE.ShaderPass(
|
|
|
|
|
+ new THREE.ShaderMaterial({
|
|
|
|
|
+ uniforms : {
|
|
|
|
|
+ baseTexture : {value : null},
|
|
|
|
|
+ glowTexture: { value : bloomComposer.renderTarget2.texture},
|
|
|
|
|
+ // shadowTexture: {value : shadowComposer.renderTarget2.texture},
|
|
|
|
|
+ intensity : {value : 1.0},
|
|
|
|
|
+ color : {value : new THREE.Color(1.0, 1.0, 1.0)}
|
|
|
|
|
+ },
|
|
|
|
|
+ vertexShader: document.getElementById( 'vertexshader' ).textContent,
|
|
|
|
|
+ fragmentShader: document.getElementById( 'fragmentshader' ).textContent,
|
|
|
|
|
+ defines: {}
|
|
|
|
|
+ }), "baseTexture"
|
|
|
|
|
+ );
|
|
|
|
|
+ finalPass.needsSwap = true;
|
|
|
|
|
+
|
|
|
|
|
+ var finalComposer = new THREE.EffectComposer( renderer);
|
|
|
|
|
+ finalComposer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
|
+ finalComposer.addPass( renderScene );
|
|
|
|
|
+ finalComposer.addPass( finalPass );
|
|
|
|
|
+
|
|
|
|
|
+ setupBoxes();
|
|
|
|
|
+
|
|
|
|
|
+ var raycaster = new THREE.Raycaster();
|
|
|
|
|
+
|
|
|
|
|
+ var mouse = new THREE.Vector2();
|
|
|
|
|
+
|
|
|
|
|
+ window.addEventListener('click', onDocumentMouseClick, false);
|
|
|
|
|
+
|
|
|
|
|
+ var gui = new dat.GUI();
|
|
|
|
|
+
|
|
|
|
|
+ var folder = gui.addFolder('Bloom Parameters')
|
|
|
|
|
+
|
|
|
|
|
+ folder.add( params, 'exposure', 0.1, 2 ).onChange( function ( value ) {
|
|
|
|
|
+
|
|
|
|
|
+ renderer.toneMappingExposure = Math.pow( value, 4.0 );
|
|
|
|
|
+
|
|
|
|
|
+ } );
|
|
|
|
|
+
|
|
|
|
|
+ folder.add( params, 'bloomThreshold', 0.0, 1.0 ).onChange( function ( value ) {
|
|
|
|
|
+
|
|
|
|
|
+ bloomPass.threshold = Number( value );
|
|
|
|
|
+
|
|
|
|
|
+ } );
|
|
|
|
|
+
|
|
|
|
|
+ folder.add( params, 'bloomStrength', 0.0, 3.0 ).onChange( function ( value ) {
|
|
|
|
|
+
|
|
|
|
|
+ bloomPass.strength = Number( value );
|
|
|
|
|
+
|
|
|
|
|
+ } );
|
|
|
|
|
+
|
|
|
|
|
+ folder.add( params, 'bloomRadius', 0.0, 1.0 ).step( 0.01 ).onChange( function ( value ) {
|
|
|
|
|
+
|
|
|
|
|
+ bloomPass.radius = Number( value );
|
|
|
|
|
+
|
|
|
|
|
+ } );
|
|
|
|
|
+
|
|
|
|
|
+ folder.add( params, 'showBloom').onChange(function(value)
|
|
|
|
|
+ {
|
|
|
|
|
+ finalPass.enabled = value;
|
|
|
|
|
+ });
|
|
|
|
|
+
|
|
|
|
|
+ folder.open();
|
|
|
|
|
+
|
|
|
|
|
+ folder = gui.addFolder('Object parameters');
|
|
|
|
|
+
|
|
|
|
|
+ folder.add( params, 'rows', 1, 20 ).step(1).onChange( setupBoxes );
|
|
|
|
|
+
|
|
|
|
|
+ folder.add( params, 'columns', 1, 20 ).step(1).onChange( setupBoxes);
|
|
|
|
|
+
|
|
|
|
|
+ folder.add( params, 'size', 0.1, 3 ).onChange( setupBoxes);
|
|
|
|
|
+
|
|
|
|
|
+ folder = gui.addFolder('Camera Position');
|
|
|
|
|
+
|
|
|
|
|
+ folder.add(params, 'cameraAngle', 0, Math.PI * 2).step(0.001).onChange(function(value)
|
|
|
|
|
+ {
|
|
|
|
|
+ camera.position.x = Math.cos(value) * 30;
|
|
|
|
|
+ camera.position.z = Math.sin(value) * 30;
|
|
|
|
|
+ camera.lookAt(0,0,0);
|
|
|
|
|
+ camera.updateProjectionMatrix();
|
|
|
|
|
+ })
|
|
|
|
|
+
|
|
|
|
|
+ animate();
|
|
|
|
|
+
|
|
|
|
|
+ function onDocumentMouseClick( event ) {
|
|
|
|
|
+
|
|
|
|
|
+ event.preventDefault();
|
|
|
|
|
+
|
|
|
|
|
+ mouse.x = ( event.clientX / window.innerWidth ) * 2 - 1;
|
|
|
|
|
+ mouse.y = - ( event.clientY / window.innerHeight ) * 2 + 1;
|
|
|
|
|
+
|
|
|
|
|
+ raycaster.setFromCamera(mouse, camera);
|
|
|
|
|
+ var intersects = raycaster.intersectObjects(scene.children);
|
|
|
|
|
+ if(intersects.length > 0)
|
|
|
|
|
+ {
|
|
|
|
|
+ var object = intersects[0].object;
|
|
|
|
|
+ object.layers.toggle(BLOOM_SCENE);
|
|
|
|
|
+ if(object.layers.test(BLOOM_SCENE))
|
|
|
|
|
+ {
|
|
|
|
|
+ object.layers.disable(SHADOW_SCENE);
|
|
|
|
|
+ }
|
|
|
|
|
+ else
|
|
|
|
|
+ {
|
|
|
|
|
+ object.layers.enable(SHADOW_SCENE);
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ window.onresize = function () {
|
|
|
|
|
+
|
|
|
|
|
+ var width = window.innerWidth;
|
|
|
|
|
+ var height = window.innerHeight;
|
|
|
|
|
+
|
|
|
|
|
+ camera.aspect = width / height;
|
|
|
|
|
+ camera.updateProjectionMatrix();
|
|
|
|
|
+
|
|
|
|
|
+ renderer.setSize( width, height );
|
|
|
|
|
+
|
|
|
|
|
+ // render targets are resized by respective composers
|
|
|
|
|
+ bloomComposer.setSize( width, height );
|
|
|
|
|
+ finalComposer.setSize(width, height);
|
|
|
|
|
+ };
|
|
|
|
|
+
|
|
|
|
|
+ function setupBoxes()
|
|
|
|
|
+ {
|
|
|
|
|
+ var columns = params.columns;
|
|
|
|
|
+ var rows = params.rows;
|
|
|
|
|
+ var size = params.size;
|
|
|
|
|
+ scene.children.length = 0;
|
|
|
|
|
+ for(var x = -columns * size / 2; x < columns * size / 2; x += size)
|
|
|
|
|
+ {
|
|
|
|
|
+ for(var y = -rows * size / 2; y < rows * size / 2; y += size)
|
|
|
|
|
+ {
|
|
|
|
|
+ var box = new THREE.Mesh(new THREE.BoxBufferGeometry(size,size,size), new THREE.MeshBasicMaterial({
|
|
|
|
|
+ color: Math.floor(Math.random() * 0xffffff)
|
|
|
|
|
+ }));
|
|
|
|
|
+ box.layers.enable(SHADOW_SCENE);
|
|
|
|
|
+ box.position.set(x,y,0);
|
|
|
|
|
+ scene.add(box);
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ function animate() {
|
|
|
|
|
+
|
|
|
|
|
+ requestAnimationFrame( animate );
|
|
|
|
|
+
|
|
|
|
|
+ stats.update();
|
|
|
|
|
+
|
|
|
|
|
+ // render scene with shadows
|
|
|
|
|
+ camera.layers.set(SHADOW_SCENE);
|
|
|
|
|
+ shadowComposer.render();
|
|
|
|
|
+
|
|
|
|
|
+ // render scene with bloom
|
|
|
|
|
+ camera.layers.set(BLOOM_SCENE);
|
|
|
|
|
+ bloomComposer.render();
|
|
|
|
|
+
|
|
|
|
|
+ // render scene the entire scene
|
|
|
|
|
+ // render bloom on top of scene but discard pixels where the shadows are present
|
|
|
|
|
+ camera.layers.set(ENTIRE_SCENE);
|
|
|
|
|
+ finalComposer.render();
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ </script>
|
|
|
|
|
+
|
|
|
|
|
+ </body>
|
|
|
|
|
+
|
|
|
|
|
+</html>
|
Temdog007