webglFramework/Thirdparty/three.js-master/examples/webgl_loader_ply.html

   1 <!DOCTYPE html>
   2 <html lang="en">
   3         <head>
   4                 <title>three.js webgl - PLY</title>
   5                 <meta charset="utf-8">
   6                 <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
   7                 <style>
   8                         body {
   9                                 font-family: Monospace;
  10                                 background-color: #000000;
  11                                 margin: 0px;
  12                                 overflow: hidden;
  13                         }
  14
  15                         #info {
  16                                 color: #fff;
  17                                 position: absolute;
  18                                 top: 10px;
  19                                 width: 100%;
  20                                 text-align: center;
  21                                 z-index: 100;
  22                                 display:block;
  23
  24                         }
  25
  26                         a { color: skyblue }
  27                         .button { background:#999; color:#eee; padding:0.2em 0.5em; cursor:pointer }
  28                         .highlight { background:orange; color:#fff; }
  29
  30                         span {
  31                                 display: inline-block;
  32                                 width: 60px;
  33                                 float: left;
  34                                 text-align: center;
  35                         }
  36
  37                 </style>
  38         </head>
  39         <body>
  40                 <div id="info">
  41                         <a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> -
  42                         PLY loader test by <a href="https://github.com/menway">Wei Meng</a>. Image from <a href="http://people.sc.fsu.edu/~jburkardt/data/ply/ply.html">John Burkardt</a>
  43                 </div>
  44
  45                 <script src="../build/three.js"></script>
  46
  47                 <script src="js/loaders/PLYLoader.js"></script>
  48
  49                 <script src="js/Detector.js"></script>
  50                 <script src="js/libs/stats.min.js"></script>
  51
  52                 <script>
  53
  54                         if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
  55
  56                         var container, stats;
  57
  58                         var camera, cameraTarget, scene, renderer;
  59
  60                         init();
  61                         animate();
  62
  63                         function init() {
  64
  65                                 container = document.createElement( 'div' );
  66                                 document.body.appendChild( container );
  67
  68                                 camera = new THREE.PerspectiveCamera( 35, window.innerWidth / window.innerHeight, 1, 15 );
  69                                 camera.position.set( 3, 0.15, 3 );
  70
  71                                 cameraTarget = new THREE.Vector3( 0, -0.1, 0 );
  72
  73                                 scene = new THREE.Scene();
  74                                 scene.background = new THREE.Color( 0x72645b );
  75                                 scene.fog = new THREE.Fog( 0x72645b, 2, 15 );
  76
  77
  78                                 // Ground
  79
  80                                 var plane = new THREE.Mesh(
  81                                         new THREE.PlaneBufferGeometry( 40, 40 ),
  82                                         new THREE.MeshPhongMaterial( { color: 0x999999, specular: 0x101010 } )
  83                                 );
  84                                 plane.rotation.x = -Math.PI/2;
  85                                 plane.position.y = -0.5;
  86                                 scene.add( plane );
  87
  88                                 plane.receiveShadow = true;
  89
  90
  91                                 // PLY file
  92
  93                                 var loader = new THREE.PLYLoader();
  94                                 loader.load( './models/ply/ascii/dolphins.ply', function ( geometry ) {
  95
  96                                         geometry.computeVertexNormals();
  97
  98                                         var material = new THREE.MeshStandardMaterial( { color: 0x0055ff, flatShading: true } );
  99                                         var mesh = new THREE.Mesh( geometry, material );
 100
 101                                         mesh.position.y = - 0.2;
 102                                         mesh.position.z =   0.3;
 103                                         mesh.rotation.x = - Math.PI / 2;
 104                                         mesh.scale.multiplyScalar( 0.001 );
 105
 106                                         mesh.castShadow = true;
 107                                         mesh.receiveShadow = true;
 108
 109                                         scene.add( mesh );
 110
 111                                 } );
 112
 113                                 loader.load( './models/ply/binary/Lucy100k.ply', function ( geometry ) {
 114
 115                                         geometry.computeVertexNormals();
 116
 117                                         var material = new THREE.MeshStandardMaterial( { color: 0x0055ff, flatShading: true } );
 118                                         var mesh = new THREE.Mesh( geometry, material );
 119
 120                                         mesh.position.x = - 0.2;
 121                                         mesh.position.y = - 0.02;
 122                                         mesh.position.z = - 0.2;
 123                                         mesh.scale.multiplyScalar( 0.0006 );
 124
 125                                         mesh.castShadow = true;
 126                                         mesh.receiveShadow = true;
 127
 128                                         scene.add( mesh );
 129
 130                                 } );
 131
 132                                 // Lights
 133
 134                                 scene.add( new THREE.HemisphereLight( 0x443333, 0x111122 ) );
 135
 136                                 addShadowedLight( 1, 1, 1, 0xffffff, 1.35 );
 137                                 addShadowedLight( 0.5, 1, -1, 0xffaa00, 1 );
 138
 139                                 // renderer
 140
 141                                 renderer = new THREE.WebGLRenderer( { antialias: true } );
 142                                 renderer.setPixelRatio( window.devicePixelRatio );
 143                                 renderer.setSize( window.innerWidth, window.innerHeight );
 144
 145                                 renderer.gammaInput = true;
 146                                 renderer.gammaOutput = true;
 147
 148                                 renderer.shadowMap.enabled = true;
 149                                 renderer.shadowMap.renderReverseSided = false;
 150
 151                                 container.appendChild( renderer.domElement );
 152
 153                                 // stats
 154
 155                                 stats = new Stats();
 156                                 container.appendChild( stats.dom );
 157
 158                                 // resize
 159
 160                                 window.addEventListener( 'resize', onWindowResize, false );
 161
 162                         }
 163
 164                         function addShadowedLight( x, y, z, color, intensity ) {
 165
 166                                 var directionalLight = new THREE.DirectionalLight( color, intensity );
 167                                 directionalLight.position.set( x, y, z );
 168                                 scene.add( directionalLight );
 169
 170                                 directionalLight.castShadow = true;
 171
 172                                 var d = 1;
 173                                 directionalLight.shadow.camera.left = -d;
 174                                 directionalLight.shadow.camera.right = d;
 175                                 directionalLight.shadow.camera.top = d;
 176                                 directionalLight.shadow.camera.bottom = -d;
 177
 178                                 directionalLight.shadow.camera.near = 1;
 179                                 directionalLight.shadow.camera.far = 4;
 180
 181                                 directionalLight.shadow.mapSize.width = 1024;
 182                                 directionalLight.shadow.mapSize.height = 1024;
 183
 184                                 directionalLight.shadow.bias = -0.005;
 185
 186                         }
 187
 188                         function onWindowResize() {
 189
 190                                 camera.aspect = window.innerWidth / window.innerHeight;
 191                                 camera.updateProjectionMatrix();
 192
 193                                 renderer.setSize( window.innerWidth, window.innerHeight );
 194
 195                         }
 196
 197                         function animate() {
 198
 199                                 requestAnimationFrame( animate );
 200
 201                                 render();
 202                                 stats.update();
 203
 204                         }
 205
 206                         function render() {
 207
 208                                 var timer = Date.now() * 0.0005;
 209
 210                                 camera.position.x = Math.sin( timer ) * 2.5;
 211                                 camera.position.z = Math.cos( timer ) * 2.5;
 212
 213                                 camera.lookAt( cameraTarget );
 214
 215                                 renderer.render( scene, camera );
 216
 217                         }
 218
 219                 </script>
 220         </body>
 221 </html>