webgl_animation_scene.html 4.0 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - scene animation</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. color: #000;
  10. font-family:Monospace;
  11. font-size:13px;
  12. text-align:center;
  13. background-color: #fff;
  14. margin: 0px;
  15. overflow: hidden;
  16. }
  17. #info {
  18. position: absolute;
  19. top: 0px; width: 100%;
  20. padding: 5px;
  21. }
  22. a {
  23. color: #0af;
  24. }
  25. </style>
  26. </head>
  27. <body>
  28. <div id="container"></div>
  29. <div id="info">
  30. <a href="http://threejs.org" target="_blank">three.js</a> webgl - scene animation - <a href="https://clara.io/view/96106133-2e99-40cf-8abd-64defd153e61">Three Gears Scene</a> courtesy of David Sarno</div>
  31. <script src="../build/three.js"></script>
  32. <script src="js/Detector.js"></script>
  33. <script src="js/libs/stats.min.js"></script>
  34. <script>
  35. var SCREEN_WIDTH = window.innerWidth;
  36. var SCREEN_HEIGHT = window.innerHeight;
  37. var FLOOR = -250;
  38. var container,stats;
  39. var camera, scene, sceneAnimationClip;
  40. var renderer;
  41. var mesh, helper;
  42. var mixer;
  43. var mouseX = 0, mouseY = 0;
  44. var windowHalfX = window.innerWidth / 2;
  45. var windowHalfY = window.innerHeight / 2;
  46. var clock = new THREE.Clock();
  47. document.addEventListener( 'mousemove', onDocumentMouseMove, false );
  48. init();
  49. animate();
  50. function init() {
  51. container = document.getElementById( 'container' );
  52. camera = new THREE.PerspectiveCamera( 30, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 10000 );
  53. camera.position.z = 150;
  54. scene = new THREE.Scene();
  55. scene.fog = new THREE.Fog( 0xffffff, 2000, 10000 );
  56. //scene.add( camera );
  57. // GROUND
  58. var geometry = new THREE.PlaneBufferGeometry( 16000, 16000 );
  59. var material = new THREE.MeshPhongMaterial( { emissive: 0x000000 } );
  60. var ground = new THREE.Mesh( geometry, material );
  61. ground.position.set( 0, FLOOR, 0 );
  62. ground.rotation.x = -Math.PI/2;
  63. /*scene.add( ground );*/
  64. ground.receiveShadow = true;
  65. // RENDERER
  66. renderer = new THREE.WebGLRenderer( { antialias: true } );
  67. renderer.setClearColor( scene.fog.color );
  68. renderer.setPixelRatio( window.devicePixelRatio );
  69. renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
  70. renderer.domElement.style.position = "relative";
  71. container.appendChild( renderer.domElement );
  72. renderer.gammaInput = true;
  73. renderer.gammaOutput = true;
  74. renderer.shadowMap.enabled = true;
  75. // STATS
  76. stats = new Stats();
  77. container.appendChild( stats.dom );
  78. //
  79. var loader = new THREE.ObjectLoader();
  80. loader.load( "models/json/scene-animation.json", function ( loadedScene ) {
  81. sceneAnimationClip = loadedScene.animations[0];
  82. scene = loadedScene;
  83. scene.add( camera );
  84. scene.fog = new THREE.Fog( 0xffffff, 2000, 10000 );
  85. mixer = new THREE.AnimationMixer( scene );
  86. mixer.clipAction( sceneAnimationClip ).play();
  87. } );
  88. window.addEventListener( 'resize', onWindowResize, false );
  89. }
  90. function onWindowResize() {
  91. windowHalfX = window.innerWidth / 2;
  92. windowHalfY = window.innerHeight / 2;
  93. camera.aspect = window.innerWidth / window.innerHeight;
  94. camera.updateProjectionMatrix();
  95. renderer.setSize( window.innerWidth, window.innerHeight );
  96. }
  97. function onDocumentMouseMove( event ) {
  98. mouseX = ( event.clientX - windowHalfX );
  99. mouseY = ( event.clientY - windowHalfY );
  100. }
  101. //
  102. function animate() {
  103. requestAnimationFrame( animate );
  104. render();
  105. stats.update();
  106. }
  107. function render() {
  108. var delta = 0.75 * clock.getDelta();
  109. camera.position.x += ( mouseX - camera.position.x ) * .05;
  110. camera.position.y = THREE.Math.clamp( camera.position.y + ( - mouseY - camera.position.y ) * .05, 0, 1000 );
  111. camera.lookAt( scene.position );
  112. if( mixer ) {
  113. //console.log( "updating mixer by " + delta );
  114. mixer.update( delta );
  115. }
  116. renderer.render( scene, camera );
  117. }
  118. </script>
  119. </body>
  120. </html>