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128 lines
3.3 KiB
128 lines
3.3 KiB
2 years ago
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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 - effects - ascii</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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<link type="text/css" rel="stylesheet" href="main.css">
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</head>
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<body>
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<div id="info"><a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - effects - ascii</div>
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<!-- Import maps polyfill -->
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<!-- Remove this when import maps will be widely supported -->
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<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
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<script type="importmap">
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{
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"imports": {
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"three": "../build/three.module.js",
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"three/addons/": "./jsm/"
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}
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}
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</script>
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<script type="module">
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import * as THREE from 'three';
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import { AsciiEffect } from 'three/addons/effects/AsciiEffect.js';
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import { TrackballControls } from 'three/addons/controls/TrackballControls.js';
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let camera, controls, scene, renderer, effect;
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let sphere, plane;
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const start = Date.now();
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init();
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animate();
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function init() {
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camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 1000 );
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camera.position.y = 150;
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camera.position.z = 500;
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scene = new THREE.Scene();
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scene.background = new THREE.Color( 0, 0, 0 );
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const pointLight1 = new THREE.PointLight( 0xffffff );
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pointLight1.position.set( 500, 500, 500 );
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scene.add( pointLight1 );
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const pointLight2 = new THREE.PointLight( 0xffffff, 0.25 );
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pointLight2.position.set( - 500, - 500, - 500 );
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scene.add( pointLight2 );
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sphere = new THREE.Mesh( new THREE.SphereGeometry( 200, 20, 10 ), new THREE.MeshPhongMaterial( { flatShading: true } ) );
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scene.add( sphere );
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// Plane
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plane = new THREE.Mesh( new THREE.PlaneGeometry( 400, 400 ), new THREE.MeshBasicMaterial( { color: 0xe0e0e0 } ) );
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plane.position.y = - 200;
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plane.rotation.x = - Math.PI / 2;
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scene.add( plane );
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renderer = new THREE.WebGLRenderer();
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renderer.setSize( window.innerWidth, window.innerHeight );
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effect = new AsciiEffect( renderer, ' .:-+*=%@#', { invert: true } );
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effect.setSize( window.innerWidth, window.innerHeight );
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effect.domElement.style.color = 'white';
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effect.domElement.style.backgroundColor = 'black';
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// Special case: append effect.domElement, instead of renderer.domElement.
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// AsciiEffect creates a custom domElement (a div container) where the ASCII elements are placed.
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document.body.appendChild( effect.domElement );
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controls = new TrackballControls( camera, effect.domElement );
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//
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window.addEventListener( 'resize', onWindowResize );
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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effect.setSize( window.innerWidth, window.innerHeight );
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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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}
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function render() {
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const timer = Date.now() - start;
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sphere.position.y = Math.abs( Math.sin( timer * 0.002 ) ) * 150;
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sphere.rotation.x = timer * 0.0003;
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sphere.rotation.z = timer * 0.0002;
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controls.update();
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effect.render( scene, camera );
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}
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</script>
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</body>
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</html>
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