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- <!DOCTYPE html>
- <html lang="zh">
- <head>
- <meta charset="utf-8" />
- <base href="../../../" />
- <script src="page.js"></script>
- <link type="text/css" rel="stylesheet" href="page.css" />
- </head>
- <body>
- [page:Object3D] →
- <h1>[name]</h1>
- <p class="desc">这一辅助对象显示[page:PositionalAudio]的方向锥。</p>
- <h2>导入</h2>
- <p>
- [name] 是一个附加组件,必须显式导入。
- See [link:#manual/introduction/Installation Installation / Addons].
- </p>
- <code>
- import { PositionalAudioHelper } from 'three/addons/helpers/PositionalAudioHelper.js';
- </code>
- <h2>代码示例</h2>
- <code>
- const positionalAudio = new THREE.PositionalAudio( listener );
- positionalAudio.setDirectionalCone( 180, 230, 0.1 );
- const helper = new PositionalAudioHelper( positionalAudio );
- positionalAudio.add( helper );
- </code>
- <h2>例子</h2>
- <div>[example:webaudio_orientation webaudio / orientation ]</div>
- <h2>构造函数</h2>
- <h3>[name]( [param:PositionalAudio audio], [param:Number range] )</h3>
- <p>
- [page:PositionalAudio audio] -- 将会被可视化的[page:PositionalAudio]。<br /><br/>
- [page:Number range] -- (可选)方向锥的范围。<br /><br/>
- [page:Number divisionsInnerAngle] -- (可选)方向锥内侧部分的分段数。<br /><br/>
- [page:Number divisionsOuterAngle] -- (可选)方向锥外侧部分的分段数。<br /><br/>
- </p>
- <h2>属性</h2>
- <p>共有属性请参见其基类[page:Object3D]。</p>
- <h3>[property:PositionalAudio audio]</h3>
- <p>将会被可视化的[page:PositionalAudio]。</p>
- <h3>[property:Number range]</h3>
- <p>方向锥的范围。</p>
- <h3>[property:Number divisionsInnerAngle]</h3>
- <p>方向锥内侧部分的分段数。</p>
- <h3>[property:Number divisionsOuterAngle]</h3>
- <p>方向锥外侧部分的分段数。</p>
- <h2>方法</h2>
- <p>共有方法请参见其基类[page:Object3D]。</p>
- <h3>[method:undefined dispose]()</h3>
- <p>废置这一辅助对象。</p>
- <h3>[method:undefined update]()</h3>
- <p>更新这一辅助对象。</p>
- <h2>源代码</h2>
- <p>
- [link:https://github.com/mrdoob/three.js/blob/master/examples/jsm/helpers/PositionalAudioHelper.js examples/jsm/helpers/PositionalAudioHelper.js]
- </p>
- </body>
- </html>
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