interactive_cubes.html 3.7 KB

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  1. <!DOCTYPE HTML>
  2. <html lang="en">
  3. <head>
  4. <title>three.js - interactive - cubes</title>
  5. <meta charset="utf-8">
  6. <style type="text/css">
  7. body {
  8. font-family: Monospace;
  9. background-color: #f0f0f0;
  10. margin: 0px;
  11. overflow: hidden;
  12. }
  13. </style>
  14. </head>
  15. <body>
  16. <script type="text/javascript" src="../build/Three.js"></script>
  17. <script type="text/javascript" src="../src/extras/primitives/Cube.js"></script>
  18. <script type="text/javascript" src="js/Stats.js"></script>
  19. <script type="text/javascript">
  20. var container, stats;
  21. var camera, scene, projector, renderer;
  22. init();
  23. setInterval( loop, 1000 / 60 );
  24. function init() {
  25. container = document.createElement( 'div' );
  26. document.body.appendChild( container );
  27. var info = document.createElement( 'div' );
  28. info.style.position = 'absolute';
  29. info.style.top = '10px';
  30. info.style.width = '100%';
  31. info.style.textAlign = 'center';
  32. info.innerHTML = '<a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - clickable objects';
  33. container.appendChild( info );
  34. camera = new THREE.Camera( 70, window.innerWidth / window.innerHeight, 1, 10000 );
  35. camera.position.y = 300;
  36. camera.position.z = 500;
  37. scene = new THREE.Scene();
  38. var geometry = new Cube( 100, 100, 100 );
  39. for ( var i = 0; i < 10; i ++ ) {
  40. var object = new THREE.Mesh( geometry, [ new THREE.MeshColorFillMaterial( Math.random() * 0xffffff, 0.5 ), new THREE.MeshColorStrokeMaterial( 0xffffff, 0.5 ) ] );
  41. object.position.x = Math.random() * 800 - 400;
  42. object.position.y = Math.random() * 800 - 400;
  43. object.position.z = Math.random() * 800 - 400;
  44. object.scale.x = Math.random() * 2 + 1;
  45. object.scale.y = Math.random() * 2 + 1;
  46. object.scale.z = Math.random() * 2 + 1;
  47. object.rotation.x = ( Math.random() * 360 ) * Math.PI / 180;
  48. object.rotation.y = ( Math.random() * 360 ) * Math.PI / 180;
  49. object.rotation.z = ( Math.random() * 360 ) * Math.PI / 180;
  50. scene.addObject( object );
  51. }
  52. projector = new THREE.Projector();
  53. renderer = new THREE.CanvasRenderer();
  54. renderer.setSize( window.innerWidth, window.innerHeight );
  55. container.appendChild(renderer.domElement);
  56. stats = new Stats();
  57. stats.domElement.style.position = 'absolute';
  58. stats.domElement.style.top = '0px';
  59. container.appendChild( stats.domElement );
  60. document.addEventListener( 'mousedown', onDocumentMouseDown, false );
  61. }
  62. function onDocumentMouseDown( event ) {
  63. event.preventDefault();
  64. var vector = new THREE.Vector3( ( event.clientX / window.innerWidth ) * 2 - 1, - ( event.clientY / window.innerHeight ) * 2 + 1, 0.5 );
  65. projector.unprojectVector( vector, camera );
  66. var ray = new THREE.Ray( camera.position, vector.subSelf( camera.position ).normalize() );
  67. var intersects = ray.intersectScene( scene );
  68. if ( intersects.length > 0 ) {
  69. intersects[ 0 ].object.material[ 0 ].color.setHex( Math.random() * 0xffffff | 0x80000000 );
  70. var particle = new THREE.Particle( new THREE.ParticleCircleMaterial( 0x000000 ) );
  71. particle.position = intersects[ 0 ].point;
  72. particle.scale.x = particle.scale.y = 8;
  73. scene.addObject( particle );
  74. }
  75. /*
  76. // Parse all the faces
  77. for ( var i in intersects ) {
  78. intersects[ i ].face.material[ 0 ].color.setHex( Math.random() * 0xffffff | 0x80000000 );
  79. }
  80. */
  81. }
  82. var radius = 600;
  83. var theta = 0;
  84. function loop() {
  85. theta += 0.2;
  86. camera.position.x = radius * Math.sin( theta * Math.PI / 360 );
  87. camera.position.y = radius * Math.sin( theta * Math.PI / 360 );
  88. camera.position.z = radius * Math.cos( theta * Math.PI / 360 );
  89. renderer.render(scene, camera);
  90. stats.update();
  91. }
  92. </script>
  93. </body>
  94. </html>