<table bgColor="#ffffff" border="0" width="100%"> <tbody> <tr> <td align="left" rowspan="2"> <a href="index.html"><img alt="Anchor bookmarked-Viewpoint comparison, view from front" title="Anchor bookmarked-Viewpoint comparison, view from front" border="0" hspace="10" src="AnchorComparisonFrontViewpoint.png" width="142" height="121" align="middle"/></a> </td> <td align="left"> <p> Authors can design scenes to help users navigate to Viewpoints of interest, and also create user-selectable geometry links using an Anchor (just like HTML). </p> <p> <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#Viewpoint" target="X3dTooltips" title="X3D Tooltip">Viewpoint</a> nodes are the primary means for users to explore a scene. <a href="https://www.web3d.org/x3d/content/X3dTooltips.html#NavigationInfo" target="X3dTooltips" title="X3D Tooltip">NavigationInfo</a> nodes enable different user-interaction styles (FLY, WALK, EXAMINE etc.) as appropriate. Only one Viewpoint and one NavigationInfo node can each be active a time, with order of selection controlled via a binding stack. </p> <p> The supporting <a href="https://x3dGraphics.com/slidesets/X3dForWebAuthors/Chapter04ViewingNavigation.pdf" target="X3dChapterSlideset">Chapter&nbsp;4 slideset</a> and course videos (<a href="https://www.movesinstitute.org/Video/Courses/X3dForWebAuthors/X3dForWebAuthorsVideo.html#4" target="X3dChapterVideos">NPS</a>, <a href="https://www.youtube.com/playlist?list=PLuSIsM-86siktIQeGO8EEJmNork1OIEbu" 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> <p> Also available: <a href="https://www.web3d.org/x3d/content/examples/X3dSceneAuthoringHints.html#Viewpoints" target="_blank">X3D Scene Authoring Hints: Viewpoints and Navigation</a>. </p> </td> <td align="left" rowspan="2"> <a href="index.html"><img alt="Anchor bookmarked-Viewpoint comparison, oblique view from right side" title="Anchor bookmarked-Viewpoint comparison, oblique view from right side" border="0" hspace="10" src="AnchorComparisonObliqueViewpoint.png" width="101" height="143" align="left"/></a> </td> </tr> </tbody> </table>