PointsMaterial.html 3.4 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="utf-8" />
  5. <base href="../../../" />
  6. <script src="list.js"></script>
  7. <script src="page.js"></script>
  8. <link type="text/css" rel="stylesheet" href="page.css" />
  9. </head>
  10. <body>
  11. [page:Material] &rarr;
  12. <h1>点材质([name])</h1>
  13. <p class="desc">[page:Points]使用的默认材质。</p>
  14. <h2>例子(Examples)</h2>
  15. <p>
  16. [example:misc_controls_fly misc / controls / fly]<br />
  17. [example:webgl_buffergeometry_drawcalls WebGL / BufferGeometry / drawcalls]<br />
  18. [example:webgl_buffergeometry_points WebGL / BufferGeometry / points]<br />
  19. [example:webgl_buffergeometry_points_interleaved WebGL / BufferGeometry / points / interleaved]<br />
  20. [example:webgl_camera WebGL / camera ]<br />
  21. [example:webgl_geometry_convex WebGL / geometry / convex]<br />
  22. [example:webgl_geometry_shapes WebGL / geometry / shapes]<br />
  23. [example:webgl_interactive_raycasting_points WebGL / interactive / raycasting / points]<br />
  24. [example:webgl_multiple_elements_text WebGL / multiple / elements / text]<br />
  25. [example:webgl_points_billboards WebGL / points / billboards]<br />
  26. [example:webgl_points_billboards_colors WebGL / points / billboards / colors]<br />
  27. [example:webgl_points_dynamic WebGL / points / dynamic]<br />
  28. [example:webgl_points_random WebGL / points / random]<br />
  29. [example:webgl_points_sprites WebGL / points / sprites]<br />
  30. [example:webgl_trails WebGL / trails]
  31. </p>
  32. <code>
  33. //This will add a starfield to the background of a scene
  34. var starsGeometry = new THREE.Geometry();
  35. for ( var i = 0; i < 10000; i ++ ) {
  36. var star = new THREE.Vector3();
  37. star.x = THREE.Math.randFloatSpread( 2000 );
  38. star.y = THREE.Math.randFloatSpread( 2000 );
  39. star.z = THREE.Math.randFloatSpread( 2000 );
  40. starsGeometry.vertices.push( star );
  41. }
  42. var starsMaterial = new THREE.PointsMaterial( { color: 0x888888 } );
  43. var starField = new THREE.Points( starsGeometry, starsMaterial );
  44. scene.add( starField );
  45. </code>
  46. <h3>[name]( [param:Object parameters] )</h3>
  47. <p> [page:Object parameters] - (可选)用于定义材质外观的对象,具有一个或多个属性。
  48. 材质的任何属性都可以从此处传入(包括从[page:Material]继承的任何属性)。<br /><br />
  49. 属性[page:Hexadecimal color]例外,其可以作为十六进制字符串传递,默认情况下为 *0xffffff*(白色),内部调用[page:Color.set](color)。
  50. </p>
  51. <h2>属性(Properties)</h2>
  52. <p>常用属性请参见基类[page:Material]。</p>
  53. <h3>[property:Color color]</h3>
  54. <p>材质的颜色([page:Color]),默认值为白色 (0xffffff)。</p>
  55. <h3>[property:Boolean isPointsMaterial]</h3>
  56. <p> 用于检查此类或派生类是否为点材质。默认值为 *true*。<br /><br />
  57. 因为其通常用在内部优化,所以不应该更改该属性值。
  58. </p>
  59. <h3>[property:Texture map]</h3>
  60. <p>使用[page:Texture]中的数据设置点的颜色。</p>
  61. <h3>[property:Boolean morphTargets]</h3>
  62. <p>材质是否使用morphTargets。默认值为false。</p>
  63. <h3>[property:Number size]</h3>
  64. <p>设置点的大小。默认值为1.0。</p>
  65. <h3>[property:Boolean sizeAttenuation]</h3>
  66. <p>指定点的大小是否因相机深度而衰减。(仅限透视摄像头。)默认为true。 </p>
  67. <h2>方法(Methods)</h2>
  68. <h2>源码(Source)</h2>
  69. [link:https://github.com/mrdoob/three.js/blob/master/src/[path].js src/[path].js]
  70. </body>
  71. </html>