static

2024-12-04 10:21:04 +08:00
parent 9d776c65e9
commit c1ac42072f
4042 changed files with 2293732 additions and 1185 deletions
--- a/static/Magic4/js/three.js-dev/examples/webgl_effects_peppersghost.html
+++ b/static/Magic4/js/three.js-dev/examples/webgl_effects_peppersghost.html
@@ -0,0 +1,119 @@
+<!DOCTYPE html>
+<html lang="en">
+	<head>
+		<title>three.js webgl - effects - peppers ghost</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">
+	</head>
+	<body>
+
+		<div id="info">
+			<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - <a href="https://en.wikipedia.org/wiki/Pepper%27s_ghost">peppers ghost effect</a> demo <br />
+			<a href="http://www.instructables.com/id/Reflective-Prism/?ALLSTEPS" target="_blank" rel="noopener">how to build the reflective prism</a>
+		</div>
+
+		<script type="module">
+
+			import * as THREE from '../build/three.module.js';
+
+			import { PeppersGhostEffect } from './jsm/effects/PeppersGhostEffect.js';
+
+			let container;
+
+			let camera, scene, renderer, effect;
+			let group;
+
+			init();
+			animate();
+
+			function init() {
+
+				container = document.createElement( 'div' );
+				document.body.appendChild( container );
+
+				camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 100000 );
+
+				scene = new THREE.Scene();
+
+				group = new THREE.Group();
+				scene.add( group );
+
+				// Cube
+
+				const geometry = new THREE.BoxGeometry().toNonIndexed(); // ensure unique vertices for each triangle
+
+				const position = geometry.attributes.position;
+				const colors = [];
+				const color = new THREE.Color();
+
+				// generate for each side of the cube a different color
+
+				for ( let i = 0; i < position.count; i += 6 ) {
+
+					color.setHex( Math.random() * 0xffffff );
+
+					// first face
+
+					colors.push( color.r, color.g, color.b );
+					colors.push( color.r, color.g, color.b );
+					colors.push( color.r, color.g, color.b );
+
+					// second face
+
+					colors.push( color.r, color.g, color.b );
+					colors.push( color.r, color.g, color.b );
+					colors.push( color.r, color.g, color.b );
+
+				}
+
+				geometry.setAttribute( 'color', new THREE.Float32BufferAttribute( colors, 3 ) );
+
+				const material = new THREE.MeshBasicMaterial( { vertexColors: true } );
+
+				for ( let i = 0; i < 10; i ++ ) {
+
+					const cube = new THREE.Mesh( geometry, material );
+					cube.position.x = Math.random() * 2 - 1;
+					cube.position.y = Math.random() * 2 - 1;
+					cube.position.z = Math.random() * 2 - 1;
+					cube.scale.multiplyScalar( Math.random() + 0.5 );
+					group.add( cube );
+
+				}
+
+				renderer = new THREE.WebGLRenderer();
+				renderer.setPixelRatio( window.devicePixelRatio );
+				container.appendChild( renderer.domElement );
+
+				effect = new PeppersGhostEffect( renderer );
+				effect.setSize( window.innerWidth, window.innerHeight );
+				effect.cameraDistance = 5;
+
+				window.addEventListener( 'resize', onWindowResize );
+
+			}
+
+			function onWindowResize() {
+
+				camera.aspect = window.innerWidth / window.innerHeight;
+				camera.updateProjectionMatrix();
+
+				effect.setSize( window.innerWidth, window.innerHeight );
+
+			}
+
+			function animate() {
+
+				requestAnimationFrame( animate );
+
+				group.rotation.y += 0.01;
+
+				effect.render( scene, camera );
+
+			}
+
+		</script>
+
+	</body>
+</html>