<!DOCTYPE html>

<html lang="en">

<head>

    <title>three.js - ASCII Effect</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 {

            font-family: Monospace;

            background-color: #f0f0f0;

            margin: 0px;

            overflow: hidden;

        }

    </style>

</head>

<body>

<script src="../build/three.js"></script>

<script src="js/controls/TrackballControls.js"></script>

<script src="js/effects/AsciiEffect.js"></script>

<script src="js/renderers/Projector.js"></script>

<script src="js/renderers/CanvasRenderer.js"></script>

<script src="js/libs/stats.min.js"></script>

<script>

    var container, stats;

    var camera, controls, scene, renderer;

    var sphere, plane;

    var start = Date.now();

    init();

    animate();

    function init() {

        var width = window.innerWidth || 2;

        var height = window.innerHeight || 2;

        container = document.createElement( 'div' );

        document.body.appendChild( container );

        var info = document.createElement( 'div' );

        info.style.position = 'absolute';

        info.style.top = '10px';

        info.style.width = '100%';

        info.style.textAlign = 'center';

        info.innerHTML = 'Drag to change the view';

        container.appendChild( info );

        camera = new THREE.PerspectiveCamera( 70, width / height, 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.SphereGeometry( 200, 20, 10 ), new THREE.MeshPhongMaterial({ color:0xffcc00 }) );

        scene.add( sphere );

        // Plane

        plane = new THREE.Mesh( new THREE.PlaneBufferGeometry( 400, 400 ), new THREE.MeshBasicMaterial( { color: 0xffcc00 } ) );

        plane.position.y = - 200;

        plane.rotation.x = - Math.PI / 2;

        scene.add( plane );

        renderer = new THREE.CanvasRenderer();

        renderer.setClearColor( 0xf0f0f0 );

        renderer.setSize( width, height );

        // container.appendChild( renderer.domElement );

        //注意是effect

        effect = new THREE.AsciiEffect( renderer );

        effect.setSize( width, height );

        container.appendChild( effect.domElement );

        stats = new Stats();

        container.appendChild( stats.dom );

        //

        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 );

        stats.begin();

        render();

        stats.end();

    }

    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 );  //注意与render区分

        //renderer.render(scene,camera);

    }

</script>

</body>

</html>

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