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<a href="index.html"><img alt="ProximitySensor Visualization" title="ProximitySensor coverage visualization" border="0" hspace="10" src="ProximitySensorVisualization.png" height="132" align="left"/></a>
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Environmental sensors detect user visibility proximity and collision, while
3D spatial sound sources can greatly improve user engagement in a scene.
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<p>
Event-producing environmental sensor nodes include
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#LoadSensor" target="X3dTooltips" title="X3D Tooltip">LoadSensor</a>,
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#ProximitySensor" target="X3dTooltips" title="X3D Tooltip">ProximitySensor</a>,
and
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#VisibilitySensor" target="X3dTooltips" title="X3D Tooltip">VisibilitySensor</a>.
Audio nodes include
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#Sound" target="X3dTooltips" title="X3D Tooltip">Sound</a>
for aural spatialization and
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#AudioClip" target="X3dTooltips" title="X3D Tooltip">AudioClip</a>
for identifying sound files.
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#MovieTexture" target="X3dTooltips" title="X3D Tooltip">MovieTexture</a>
nodes can also be used as an audio soundtrack source. </p>
<p>
Relevant
<a href="https://www.web3d.org/files/specifications/19775-1/V3.3/Part01/Architecture.html" target="X3dSpecification">X3D Specification</a>
resources include the
<a href="https://www.web3d.org/files/specifications/19775-1/V3.3/Part01/components/envsensor.html" target="X3dSpecification">Environmental sensor component</a>,
<a href="https://www.web3d.org/files/specifications/19775-1/V3.3/Part01/components/sound.html" target="X3dSpecification">Sound component</a>
and
<a href="https://www.web3d.org/files/specifications/19775-1/V3.3/Part01/components/texturing.html" target="X3dSpecification">Texturing component</a>.
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The supporting
<a href="https://x3dGraphics.com/slidesets/X3dForWebAuthors/Chapter12EnvironmentSensorSound.pdf" target="X3dChapterSlideset">Chapter 12 slideset</a>
and course videos
(<a href="https://www.movesinstitute.org/Video/Courses/X3dForWebAuthors/X3dForWebAuthorsVideo.html#12" target="X3dChapterVideos">NPS</a>,
<a href="https://www.youtube.com/playlist?list=PLuSIsM-86sinCRRshWpzgr335AiO1Whp2" target="X3dChapterYouTubeVideos">YouTube</a>)
for <i>X3D for Web Authors</i> are available online via
<a href="https://x3dGraphics.com" target="_blank">X3dGraphics.com</a>.
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Also available:
<a href="https://www.web3d.org/x3d/content/examples/X3dSceneAuthoringHints.html#Images" target="_blank">X3D Scene Authoring Hints</a>
for
<a href="https://www.web3d.org/x3d/content/examples/X3dSceneAuthoringHints.html#Audio" target="_blank">Audio</a>
and
<a href="https://www.web3d.org/x3d/content/examples/X3dSceneAuthoringHints.html#urls" target="_blank">URL Links</a>.
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<a href="index.html"><img alt="Sound node coverage visualization" title="Sound node coverage visualization" border="0" hspace="10" src="SoundVisualization.png" width="170" height="132" align="middle"/></a>
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