|
|
@@ -1,221 +0,0 @@
|
|
|
-<!DOCTYPE html>
|
|
|
-<html lang="en">
|
|
|
- <head>
|
|
|
- <title>three.js webgl - multiple renderers</title>
|
|
|
- <meta charset="utf-8">
|
|
|
- <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
|
|
|
- <link type="text/css" rel="stylesheet" href="main.css">
|
|
|
- <style>
|
|
|
- body {
|
|
|
- background-color: #fff;
|
|
|
- color: #444;
|
|
|
- }
|
|
|
- a {
|
|
|
- color: #08f;
|
|
|
- }
|
|
|
- </style>
|
|
|
- </head>
|
|
|
- <body>
|
|
|
-
|
|
|
- <div id="info"><a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> webgl - multiple renderers</div>
|
|
|
-
|
|
|
- <!-- Import maps polyfill -->
|
|
|
- <!-- Remove this when import maps will be widely supported -->
|
|
|
- <script async src="https://unpkg.com/[email protected]/dist/es-module-shims.js"></script>
|
|
|
-
|
|
|
- <script type="importmap">
|
|
|
- {
|
|
|
- "imports": {
|
|
|
- "three": "../build/three.module.js",
|
|
|
- "three/addons/": "./jsm/"
|
|
|
- }
|
|
|
- }
|
|
|
- </script>
|
|
|
-
|
|
|
- <script type="module">
|
|
|
-
|
|
|
- import * as THREE from 'three';
|
|
|
-
|
|
|
- let camera, scene, renderer1, renderer2;
|
|
|
-
|
|
|
- let mesh1, mesh2, mesh3;
|
|
|
- const color = new THREE.Color();
|
|
|
-
|
|
|
- init();
|
|
|
- animate();
|
|
|
-
|
|
|
- function init() {
|
|
|
-
|
|
|
- camera = new THREE.PerspectiveCamera( 20, window.innerWidth / ( window.innerHeight / 2 ), 1, 10000 );
|
|
|
-
|
|
|
- scene = new THREE.Scene();
|
|
|
- scene.background = new THREE.Color( 0xffffff );
|
|
|
-
|
|
|
- const light1 = new THREE.DirectionalLight( 0xffffff );
|
|
|
- light1.position.set( 0, 0, 1 );
|
|
|
- scene.add( light1 );
|
|
|
-
|
|
|
- const light2 = new THREE.DirectionalLight( 0xffff00, 0.75 );
|
|
|
- light2.position.set( 0, 0, - 1 );
|
|
|
- scene.add( light2 );
|
|
|
-
|
|
|
- // shadow
|
|
|
-
|
|
|
- const canvas = document.createElement( 'canvas' );
|
|
|
- canvas.width = 128;
|
|
|
- canvas.height = 128;
|
|
|
-
|
|
|
- const context = canvas.getContext( '2d' );
|
|
|
- const gradient = context.createRadialGradient( canvas.width / 2, canvas.height / 2, 0, canvas.width / 2, canvas.height / 2, canvas.width / 2 );
|
|
|
- gradient.addColorStop( 0.1, 'rgba(210,210,210,1)' );
|
|
|
- gradient.addColorStop( 1, 'rgba(255,255,255,1)' );
|
|
|
-
|
|
|
- context.fillStyle = gradient;
|
|
|
- context.fillRect( 0, 0, canvas.width, canvas.height );
|
|
|
-
|
|
|
- const shadowTexture = new THREE.CanvasTexture( canvas );
|
|
|
- shadowTexture.colorSpace = THREE.SRGBColorSpace;
|
|
|
-
|
|
|
- const shadowMaterial = new THREE.MeshBasicMaterial( { map: shadowTexture } );
|
|
|
- const shadowGeo = new THREE.PlaneGeometry( 300, 300, 1, 1 );
|
|
|
-
|
|
|
- let shadowMesh;
|
|
|
-
|
|
|
- shadowMesh = new THREE.Mesh( shadowGeo, shadowMaterial );
|
|
|
- shadowMesh.position.y = - 250;
|
|
|
- shadowMesh.rotation.x = - Math.PI / 2;
|
|
|
- scene.add( shadowMesh );
|
|
|
-
|
|
|
- shadowMesh = new THREE.Mesh( shadowGeo, shadowMaterial );
|
|
|
- shadowMesh.position.x = - 400;
|
|
|
- shadowMesh.position.y = - 250;
|
|
|
- shadowMesh.rotation.x = - Math.PI / 2;
|
|
|
- scene.add( shadowMesh );
|
|
|
-
|
|
|
- shadowMesh = new THREE.Mesh( shadowGeo, shadowMaterial );
|
|
|
- shadowMesh.position.x = 400;
|
|
|
- shadowMesh.position.y = - 250;
|
|
|
- shadowMesh.rotation.x = - Math.PI / 2;
|
|
|
- scene.add( shadowMesh );
|
|
|
-
|
|
|
- const radius = 200;
|
|
|
-
|
|
|
- const geometry1 = new THREE.IcosahedronGeometry( radius, 1 );
|
|
|
-
|
|
|
- const count = geometry1.attributes.position.count;
|
|
|
- geometry1.setAttribute( 'color', new THREE.BufferAttribute( new Float32Array( count * 3 ), 3 ) );
|
|
|
-
|
|
|
- const geometry2 = geometry1.clone();
|
|
|
- const geometry3 = geometry1.clone();
|
|
|
-
|
|
|
- const positions1 = geometry1.attributes.position;
|
|
|
- const positions2 = geometry2.attributes.position;
|
|
|
- const positions3 = geometry3.attributes.position;
|
|
|
- const colors1 = geometry1.attributes.color;
|
|
|
- const colors2 = geometry2.attributes.color;
|
|
|
- const colors3 = geometry3.attributes.color;
|
|
|
-
|
|
|
- for ( let i = 0; i < count; i ++ ) {
|
|
|
-
|
|
|
- color.setHSL( ( positions1.getY( i ) / radius + 1 ) / 2, 1.0, 0.5, THREE.SRGBColorSpace );
|
|
|
- colors1.setXYZ( i, color.r, color.g, color.b );
|
|
|
-
|
|
|
- color.setHSL( 0, ( positions2.getY( i ) / radius + 1 ) / 2, 0.5, THREE.SRGBColorSpace );
|
|
|
- colors2.setXYZ( i, color.r, color.g, color.b );
|
|
|
-
|
|
|
- color.setRGB( 1, 0.8 - ( positions3.getY( i ) / radius + 1 ) / 2, 0, THREE.SRGBColorSpace );
|
|
|
- colors3.setXYZ( i, color.r, color.g, color.b );
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- const material = new THREE.MeshPhongMaterial( {
|
|
|
- color: 0xffffff,
|
|
|
- flatShading: true,
|
|
|
- vertexColors: true,
|
|
|
- shininess: 0
|
|
|
- } );
|
|
|
-
|
|
|
- const wireframeMaterial = new THREE.MeshBasicMaterial( { color: 0x000000, wireframe: true, transparent: true } );
|
|
|
-
|
|
|
- mesh1 = new THREE.Mesh( geometry1, material );
|
|
|
- mesh1.position.x = - 400;
|
|
|
- mesh1.rotation.x = - 1.87;
|
|
|
- scene.add( mesh1 );
|
|
|
-
|
|
|
- const wireframe1 = new THREE.Mesh( geometry1, wireframeMaterial );
|
|
|
- mesh1.add( wireframe1 );
|
|
|
-
|
|
|
- mesh2 = new THREE.Mesh( geometry2, material );
|
|
|
- mesh2.position.x = 400;
|
|
|
- scene.add( mesh2 );
|
|
|
-
|
|
|
- const wireframe2 = new THREE.Mesh( geometry2, wireframeMaterial );
|
|
|
- mesh2.add( wireframe2 );
|
|
|
-
|
|
|
- mesh3 = new THREE.Mesh( geometry3, material );
|
|
|
- scene.add( mesh3 );
|
|
|
-
|
|
|
- const wireframe3 = new THREE.Mesh( geometry3, wireframeMaterial );
|
|
|
- mesh3.add( wireframe3 );
|
|
|
-
|
|
|
- //
|
|
|
-
|
|
|
- renderer1 = new THREE.WebGLRenderer( { antialias: true } );
|
|
|
- renderer1.setPixelRatio( window.devicePixelRatio );
|
|
|
- renderer1.setSize( window.innerWidth, window.innerHeight / 2 );
|
|
|
- document.body.appendChild( renderer1.domElement );
|
|
|
-
|
|
|
- renderer2 = new THREE.WebGLRenderer();
|
|
|
- renderer2.setPixelRatio( window.devicePixelRatio );
|
|
|
- renderer2.setSize( window.innerWidth, window.innerHeight / 2 );
|
|
|
- document.body.appendChild( renderer2.domElement );
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- function animate() {
|
|
|
-
|
|
|
- requestAnimationFrame( animate );
|
|
|
-
|
|
|
- // update scene
|
|
|
-
|
|
|
- mesh1.rotation.z += Math.PI / 500;
|
|
|
- mesh2.rotation.z += Math.PI / 500;
|
|
|
- mesh3.rotation.z += Math.PI / 500;
|
|
|
-
|
|
|
- const position = new THREE.Vector3();
|
|
|
- const color = new THREE.Color();
|
|
|
-
|
|
|
- let time = performance.now() / 500;
|
|
|
-
|
|
|
- const positions = mesh3.geometry.attributes.position;
|
|
|
- const colors = mesh3.geometry.attributes.color;
|
|
|
-
|
|
|
- for ( let i = 0, l = positions.count; i < l; i ++ ) {
|
|
|
-
|
|
|
- position.fromArray( positions.array, i * 3 );
|
|
|
-
|
|
|
- color.setRGB( 1, Math.sin( time + position.x ), Math.cos( time * 2.123 + position.x ), THREE.SRGBColorSpace );
|
|
|
- colors.setXYZ( i, color.r, color.g, color.b );
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- colors.needsUpdate = true;
|
|
|
-
|
|
|
- //
|
|
|
-
|
|
|
- time = performance.now() / 2000;
|
|
|
-
|
|
|
- camera.position.x = Math.sin( time ) * 1800;
|
|
|
- camera.position.z = Math.cos( time ) * 1800;
|
|
|
-
|
|
|
- camera.lookAt( scene.position );
|
|
|
-
|
|
|
- renderer1.render( scene, camera );
|
|
|
- renderer2.render( scene, camera );
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- </script>
|
|
|
-
|
|
|
- </body>
|
|
|
-</html>
|
Mr.doob
