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iot/projects/StudyCenter/wwwroot/lib/three.js/examples/webgl_effects_ascii.html

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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - effects - ascii</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 {
padding:0;
margin:0;
font-weight: bold;
overflow:hidden;
}
#info {
position: absolute;
top: 0px; width: 100%;
color: #ffffff;
padding: 5px;
font-family:Monospace;
font-size:13px;
text-align:center;
z-index:1000;
}
a {
color: #ff0000;
}
#webglmessage a { color:#da0 }
</style>
</head>
<body>
<div id="info"><a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - effects - ascii</div>
<script src="../build/three.js"></script>
<script src="js/controls/TrackballControls.js"></script>
<script src="js/effects/AsciiEffect.js"></script>
<script src="js/WebGL.js"></script>
<script>
if ( WEBGL.isWebGLAvailable() === false ) {
document.body.appendChild( WEBGL.getWebGLErrorMessage() );
}
var camera, controls, scene, renderer, effect;
var sphere, plane;
var start = Date.now();
init();
animate();
function init() {
camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 1000 );
camera.position.y = 150;
camera.position.z = 500;
controls = new THREE.TrackballControls( camera );
scene = new THREE.Scene();
var light = new THREE.PointLight( 0xffffff );
light.position.set( 500, 500, 500 );
scene.add( light );
var light = new THREE.PointLight( 0xffffff, 0.25 );
light.position.set( - 500, - 500, - 500 );
scene.add( light );
sphere = new THREE.Mesh( new THREE.SphereBufferGeometry( 200, 20, 10 ), new THREE.MeshPhongMaterial( { flatShading: true }) );
scene.add( sphere );
// Plane
plane = new THREE.Mesh( new THREE.PlaneBufferGeometry( 400, 400 ), new THREE.MeshBasicMaterial( { color: 0xe0e0e0 } ) );
plane.position.y = - 200;
plane.rotation.x = - Math.PI / 2;
scene.add( plane );
renderer = new THREE.WebGLRenderer();
renderer.setSize( window.innerWidth, window.innerHeight );
effect = new THREE.AsciiEffect( renderer, ' .:-+*=%@#', { invert: true } );
effect.setSize( window.innerWidth, window.innerHeight );
effect.domElement.style.color = 'white';
effect.domElement.style.backgroundColor = 'black';
// Special case: append effect.domElement, instead of renderer.domElement.
// AsciiEffect creates a custom domElement (a div container) where the ASCII elements are placed.
document.body.appendChild( effect.domElement );
//
window.addEventListener( 'resize', onWindowResize, false );
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
effect.setSize( window.innerWidth, window.innerHeight );
}
//
function animate() {
requestAnimationFrame( animate );
render();
}
function render() {
var timer = Date.now() - start;
sphere.position.y = Math.abs( Math.sin( timer * 0.002 ) ) * 150;
sphere.rotation.x = timer * 0.0003;
sphere.rotation.z = timer * 0.0002;
controls.update();
effect.render( scene, camera );
}
</script>
</body>
</html>