github/album.html at master · wind108369/github · GitHub

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<html>
    <head>
        <meta charset='UTF-8'>
        <style>
            body {
                overflow: hidden;
                background-color: black;
                color: white;
            }
        </style>
        <script src="Three.min.js"></script>
        <script src="stats.min.js"></script>
        <script>
            var width = window.innerWidth;
            var height = window.innerHeight;
            var mouseX = 0;
            var mouseY = 0;
            var scene;
            var camera;
            var stats;
            var renderer;
            var group;
            var particle = [];
            var url = [
                    'http://t2.baidu.com/it/u=2150538223,2127700832&fm=24&gp=0.jpg',
                    'http://t3.baidu.com/it/u=142795994,1996417330&fm=24&gp=0.jpg',
                    'http://t2.baidu.com/it/u=1982084051,1045668245&fm=24&gp=0.jpg',
                    'http://t1.baidu.com/it/u=1727521039,3859806791&fm=24&gp=0.jpg',
                    'http://t3.baidu.com/it/u=2448520404,1597185114&fm=24&gp=0.jpg',
                    'http://t1.baidu.com/it/u=575573417,2421018184&fm=24&gp=0.jpg',
                    'http://t3.baidu.com/it/u=2730298047,1503171658&fm=24&gp=0.jpg',
                    //'http://t3.baidu.com/it/u=492168775,1982551871&fm=24&gp=0.jpg',
                    //'http://t1.baidu.com/it/u=2232737286,3428187892&fm=24&gp=0.jpg',
                    'http://t3.baidu.com/it/u=2346644131,1897731929&fm=24&gp=0.jpg'
                ];

            function onload() {
                init();
                animate();
            }

            function program(i) {
                var len = url.length;
                if ( !len ) return;

                var src = url[i % len];
                return function(context){
                    var image = new Image();
                    image.src = src;
                    var imageWidth = 150;
                    var imageHeight = 150 / image.width * image.height;
                    context.rotate(Math.PI);
                    context.drawImage(image, 50, 50, imageWidth, imageHeight);
                }
            }

            function addParticle() {
                for ( var i = 0; i < 100 ; i ++ ) {
                    particle[i] = new THREE.Particle(new THREE.ParticleCanvasMaterial({
                        color : Math.random() * 0x808080 + 0x808080,
                        program : program(i)
                    }))
                    particle[i].position.x = Math.random() * 2000 - 1000;
                    particle[i].position.y = Math.random() * 2000 - 1000;
                    particle[i].position.z = Math.random() * 2000 - 1000;
                    particle[i].scale.x = particle[i].scale.y = Math.random() + 1;
                    group.add(particle[i]);console.log(particle[i].position)
                }
            }

            function removeParticle() {
                for ( var i = 0; i < 100 ; i ++ ) {
                    group.remove(particle[i]);
                }
            }
            function init() {
                camera = new THREE.PerspectiveCamera(90, width / height, 5, 5000);
                camera.position.z = 100;

                scene = new THREE.Scene();

                group = new THREE.Object3D();
                scene.add(group);


                addParticle();

                document.onmousemove = mouseMove;
                document.getElementById('btn').onclick = addPhoto;

                renderer = new THREE.CanvasRenderer();
                renderer.setSize(width, height);
                document.body.appendChild(renderer.domElement);

                stats = new Stats();

                stats.domElement.style.position = 'absolute';
                stats.domElement.style.top = 0;
                stats.domElement.style.right = 0;
                document.body.appendChild(stats.domElement);
            }

            function animate() {
                requestAnimationFrame(animate);

                render();
                stats.update();
            }

            function mouseMove(e) {
                mouseX = e.clientX - width / 2;
                mouseY = e.clientY - height / 2;
            }

            function addPhoto() {
                if (url[0] == 'http://t2.baidu.com/it/u=2150538223,2127700832&fm=24&gp=0.jpg'){
                    url = [];
                }

                url.push(document.getElementById('url').value);
                removeParticle();
                addParticle();
            }
            function render() {
                camera.position.x += (mouseX - camera.position.x) * 0.01;
                camera.position.y += (mouseY - camera.position.y) * 0.01;
                camera.lookAt( scene.position );

                group.rotation.x += 0.001;
                group.rotation.y += 0.001;

                renderer.render(scene, camera);
            }
        </script>
    </head>

    <body onload="onload()">
<div>
    <span>添加照片url</span>
    <input type="url" id='url' style="width:600px"/>
    <input type="button" id='btn' value='添加'/>
</div>
    </body>
</html>