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92 lines
2.6 KiB
92 lines
2.6 KiB
3 years ago
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<!DOCTYPE html>
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<html lang="zh">
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<head>
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<meta charset="utf-8" />
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<base href="../../../" />
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<script src="page.js"></script>
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<link type="text/css" rel="stylesheet" href="page.css" />
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</head>
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<body>
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[page:Object3D] →
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<h1>点（[name]）</h1>
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<p class="desc">
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一个用于显示点的类。
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由[page:WebGLRenderer]渲染的点使用
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[link:https://developer.mozilla.org/en-US/docs/Web/API/WebGLRenderingContext/drawElements gl.POINTS]。
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</p>
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<h2>构造器</h2>
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<h3>[name]( [param:BufferGeometry geometry], [param:Material material] )</h3>
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<p>
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[page:BufferGeometry geometry] —— （可选）是一个[page:BufferGeometry]的实例，默认值是一个新的[page:BufferGeometry]。
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<br />
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[page:Material material] —— （可选） 是一个对象，默认值是一个[page:PointsMaterial]。
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</p>
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<h2>属性</h2>
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<p>共有属性请参见其基类[page:Object3D]。</p>
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<h3>[property:BufferGeometry geometry]</h3>
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<p>
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一个[page:BufferGeometry]的实例（或者派生类），定义了物体的结构。
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</p>
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<h3>[property:Boolean isPoints]</h3>
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<p>
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Read-only flag to check if a given object is of type [name].
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</p>
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<h3>[property:Material material]</h3>
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<p>
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[page:Material]的实例。定义了物体的外观。默认值是一个的[page:PointsMaterial]。
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</p>
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<h3>[property:Array morphTargetInfluences]</h3>
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<p>
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一个包含有权重（值一般在0-1范围内）的数组，指定应用了多少变形。
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默认情况下是未定义的，但是会被[page:Points.updateMorphTargets updateMorphTargets]重置为一个空数组。
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</p>
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<h3>[property:Object morphTargetDictionary]</h3>
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<p>
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基于morphTarget.name属性的morphTargets字典。
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默认情况下是未定义的，但是会被[page:Points.updateMorphTargets updateMorphTargets]重建。
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</p>
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<h2>方法</h2>
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<p>共有方法请参见其基类[page:Object3D]。</p>
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<h3>[method:undefined raycast]( [param:Raycaster raycaster], [param:Array intersects] )</h3>
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<p>
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在一条投射出去的[page:Ray]（射线）和点之间产生交互。
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[page:Raycaster.intersectObject]将会调用这个方法。
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</p>
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<h3>[method:Points clone]()</h3>
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<p>
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返回这个点及其子集的一个克隆对象。
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</p>
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<h3>[method:undefined updateMorphTargets]()</h3>
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<p>
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更新morphTargets，使其不对对象产生影响，重置[page:Points.morphTargetInfluences morphTargetInfluences] 和
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[page:Points.morphTargetDictionary morphTargetDictionary]属性。
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</p>
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<h2>源代码</h2>
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<p>
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[link:https://github.com/mrdoob/three.js/blob/master/src/[path].js src/[path].js]
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</p>
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</body>
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</html>
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