<table bgColor="#ffffff" border="0" width="100%"> <tbody> <tr> <td width="100%" align="center"> <br /> <a href="index.html"><img alt="Dolphin Wireframe: Coordinate Interpolator Morphing" title="Dolphin Wireframe: Coordinate Interpolator Morphing" border="0" hspace="0" src="DolphinWireframe.png" width="350" height="105" align="middle"/></a> </td> </tr> </tbody> </table> <p> Event values can be generated through TimeSensor, ROUTE and interpolator chains to create animation effects in a scene graph. Strong typing requirements ensure that only valid values are allowed to modify the scene graph. </p> <p> The <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#TimeSensor" target="X3dTooltips" title="X3D Tooltip">TimeSensor</a> node produces output stimulus events that track the passage of time intervals using the computer clock. Event animation and interpolation is accomplished by <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#ROUTE" target="X3dTooltips" title="X3D Tooltip">ROUTE</a> connections that pass events between nodes. </p> <p> Strictly typed interpolation values are produced by <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#ScalarInterpolator" target="X3dTooltips" title="X3D Tooltip">ScalarInterpolator</a>, <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#ColorInterpolator" target="X3dTooltips" title="X3D Tooltip">ColorInterpolator</a>, <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#PositionInterpolator" target="X3dTooltips" title="X3D Tooltip">PositionInterpolator</a>, <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#PositionInterpolator2D" target="X3dTooltips" title="X3D Tooltip">PositionInterpolator2D</a>, <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#OrientationInterpolator" target="X3dTooltips" title="X3D Tooltip">OrientationInterpolator</a>, <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#NormalInterpolator" target="X3dTooltips" title="X3D Tooltip">NormalInterpolator</a>, <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#CoordinateInterpolator" target="X3dTooltips" title="X3D Tooltip">CoordinateInterpolator</a>, and <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#CoordinateInterpolator2D" target="X3dTooltips" title="X3D Tooltip">CoordinateInterpolator2D</a> nodes. </p> <p> Authors can use a <a href="Chapter07-EventAnimationInterpolation.10StepAnimationDesignProcess.pdf">10-step algorithm checklist</a> (with <a href="TimeSensorScalarInterpolatorFilterDiagram.png">example diagram</a>) as an event-animation design pattern that helps build consistent event-routing chains. The supporting <a href="https://x3dGraphics.com/slidesets/X3dForWebAuthors/Chapter07EventAnimationInterpolation.pdf" target="X3dChapterSlideset">Chapter&nbsp;7 slideset</a> and course videos (<a href="https://www.movesinstitute.org/Video/Courses/X3dForWebAuthors/X3dForWebAuthorsVideo.html#7" target="X3dChapterVideos">NPS</a>, <a href="https://www.youtube.com/playlist?list=PLuSIsM-86simo9kv21MLgaNKw7LGg8HjL" 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>. </p>