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floor.html 3.1 KB

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  1. <!DOCTYPE HTML>
  2. <html lang="en">
  3. <head>
  4. <title>three.js - particles - floor</title>
  5. <meta charset="utf-8">
  6. <meta name="viewport" content="width=device-width; initial-scale=1.0; maximum-scale=1.0; user-scalable=0;"/>
  7. <style type="text/css">
  8. body {
  9. background-color: #000000;
  10. margin: 0px;
  11. overflow: hidden;
  12. }
  13. a {
  14. color:#0078ff;
  15. }
  16. </style>
  17. </head>
  18. <body>
  19. <script type="text/javascript" src="../../build/three.js"></script>
  20. <script type="text/javascript" src="http://github.com/mrdoob/stats.js/raw/master/build/stats.js"></script>
  21. <script type="text/javascript">
  22. var SCREEN_WIDTH = window.innerWidth;
  23. var SCREEN_HEIGHT = window.innerHeight;
  24. var SEPARATION = 100;
  25. var AMOUNTX = 50;
  26. var AMOUNTY = 50;
  27. var container;
  28. var stats;
  29. var particle;
  30. var camera;
  31. var scene;
  32. var renderer;
  33. var mouseX = 0;
  34. var mouseY = 0;
  35. var windowHalfX = window.innerWidth / 2;
  36. var windowHalfY = window.innerHeight / 2;
  37. init();
  38. setInterval(loop, 1000 / 60);
  39. function init()
  40. {
  41. container = document.createElement('div');
  42. document.body.appendChild(container);
  43. camera = new THREE.Camera(0, 0, 1000);
  44. camera.focus = 200;
  45. scene = new THREE.Scene();
  46. renderer = new THREE.CanvasRenderer();
  47. renderer.setSize(SCREEN_WIDTH, SCREEN_HEIGHT);
  48. particles = new Array();
  49. var material = new THREE.ColorFillMaterial(0xffffff, 1);
  50. for (var ix = 0; ix < AMOUNTX; ix++)
  51. {
  52. for(var iy = 0; iy < AMOUNTY; iy++)
  53. {
  54. particle = new THREE.Particle( material );
  55. particle.position.x = ix * SEPARATION - ((AMOUNTX * SEPARATION) / 2);
  56. particle.position.z = iy * SEPARATION - ((AMOUNTY * SEPARATION) / 2);
  57. particle.updateMatrix();
  58. scene.add( particle );
  59. }
  60. }
  61. container.appendChild(renderer.domElement);
  62. stats = new Stats();
  63. stats.domElement.style.position = 'absolute';
  64. stats.domElement.style.top = '0px';
  65. container.appendChild(stats.domElement);
  66. document.addEventListener('mousemove', onDocumentMouseMove, false);
  67. document.addEventListener('touchstart', onDocumentTouchStart, false);
  68. document.addEventListener('touchmove', onDocumentTouchMove, false);
  69. }
  70. //
  71. function onDocumentMouseMove(event)
  72. {
  73. mouseX = event.clientX - windowHalfX;
  74. mouseY = event.clientY - windowHalfY;
  75. }
  76. function onDocumentTouchStart( event )
  77. {
  78. if(event.touches.length > 1)
  79. {
  80. event.preventDefault();
  81. mouseX = event.touches[0].pageX - windowHalfX;
  82. mouseY = event.touches[0].pageY - windowHalfY;
  83. }
  84. }
  85. function onDocumentTouchMove( event )
  86. {
  87. if(event.touches.length == 1)
  88. {
  89. event.preventDefault();
  90. mouseX = event.touches[0].pageX - windowHalfX;
  91. mouseY = event.touches[0].pageY - windowHalfY;
  92. }
  93. }
  94. //
  95. function loop()
  96. {
  97. camera.position.x += (mouseX - camera.position.x) * .05;
  98. camera.position.y += (-mouseY - camera.position.y) * .05;
  99. camera.updateMatrix();
  100. renderer.render(scene, camera);
  101. stats.update();
  102. }
  103. </script>
  104. </body>
  105. </html>
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