canvas_interactive_cubes_tween.html 4.2 KB

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  1. <!doctype html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js canvas - interactive - cubes tween</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: #f0f0f0;
  11. margin: 0px;
  12. overflow: hidden;
  13. }
  14. </style>
  15. </head>
  16. <body>
  17. <script src="../build/Three.js"></script>
  18. <script src="js/Tween.js"></script>
  19. <script src="js/RequestAnimationFrame.js"></script>
  20. <script src="js/Stats.js"></script>
  21. <script>
  22. var container, stats;
  23. var camera, scene, projector, renderer;
  24. init();
  25. animate();
  26. function init() {
  27. container = document.createElement( 'div' );
  28. document.body.appendChild( container );
  29. var info = document.createElement( 'div' );
  30. info.style.position = 'absolute';
  31. info.style.top = '10px';
  32. info.style.width = '100%';
  33. info.style.textAlign = 'center';
  34. info.innerHTML = '<a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - clickable objects';
  35. container.appendChild( info );
  36. camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 10000 );
  37. camera.position.y = 300;
  38. camera.position.z = 500;
  39. scene = new THREE.Scene();
  40. var geometry = new THREE.CubeGeometry( 100, 100, 100 );
  41. for ( var i = 0; i < 20; i ++ ) {
  42. var object = new THREE.Mesh( geometry, [ new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff, opacity: 0.5 } ), new THREE.MeshBasicMaterial( { color: 0xffffff, opacity: 0.5, wireframe: true } ) ] );
  43. object.position.x = Math.random() * 800 - 400;
  44. object.position.y = Math.random() * 800 - 400;
  45. object.position.z = Math.random() * 800 - 400;
  46. object.scale.x = Math.random() * 2 + 1;
  47. object.scale.y = Math.random() * 2 + 1;
  48. object.scale.z = Math.random() * 2 + 1;
  49. object.rotation.x = ( Math.random() * 360 ) * Math.PI / 180;
  50. object.rotation.y = ( Math.random() * 360 ) * Math.PI / 180;
  51. object.rotation.z = ( Math.random() * 360 ) * Math.PI / 180;
  52. scene.add( object );
  53. }
  54. projector = new THREE.Projector();
  55. renderer = new THREE.CanvasRenderer();
  56. renderer.setSize( window.innerWidth, window.innerHeight );
  57. container.appendChild(renderer.domElement);
  58. stats = new Stats();
  59. stats.domElement.style.position = 'absolute';
  60. stats.domElement.style.top = '0px';
  61. container.appendChild( stats.domElement );
  62. document.addEventListener( 'mousedown', onDocumentMouseDown, false );
  63. }
  64. function onDocumentMouseDown( event ) {
  65. event.preventDefault();
  66. var vector = new THREE.Vector3( ( event.clientX / window.innerWidth ) * 2 - 1, - ( event.clientY / window.innerHeight ) * 2 + 1, 0.5 );
  67. projector.unprojectVector( vector, camera );
  68. var ray = new THREE.Ray( camera.position, vector.subSelf( camera.position ).normalize() );
  69. var intersects = ray.intersectScene( scene );
  70. if ( intersects.length > 0 ) {
  71. new TWEEN.Tween( intersects[ 0 ].object.position ).to( {
  72. x: Math.random() * 800 - 400,
  73. y: Math.random() * 800 - 400,
  74. z: Math.random() * 800 - 400 }, 2000 )
  75. .easing( TWEEN.Easing.Elastic.EaseOut).start();
  76. new TWEEN.Tween( intersects[ 0 ].object.rotation ).to( {
  77. x: ( Math.random() * 360 ) * Math.PI / 180,
  78. y: ( Math.random() * 360 ) * Math.PI / 180,
  79. z: ( Math.random() * 360 ) * Math.PI / 180 }, 2000 )
  80. .easing( TWEEN.Easing.Elastic.EaseOut).start();
  81. }
  82. /*
  83. // Parse all the faces
  84. for ( var i in intersects ) {
  85. intersects[ i ].face.material[ 0 ].color.setHex( Math.random() * 0xffffff | 0x80000000 );
  86. }
  87. */
  88. }
  89. //
  90. function animate() {
  91. requestAnimationFrame( animate );
  92. render();
  93. stats.update();
  94. }
  95. var radius = 600;
  96. var theta = 0;
  97. function render() {
  98. TWEEN.update();
  99. theta += 0.2;
  100. camera.position.x = radius * Math.sin( theta * Math.PI / 360 );
  101. camera.position.y = radius * Math.sin( theta * Math.PI / 360 );
  102. camera.position.z = radius * Math.cos( theta * Math.PI / 360 );
  103. camera.lookAt( scene.position );
  104. renderer.render( scene, camera );
  105. }
  106. </script>
  107. </body>
  108. </html>