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Triangles and quadrilaterals are fundamental geometry representations that are
typically created by authoring tools to build complex polygonal meshes and shapes.
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Low-level high-performance nodes for geometry definition and fast rendering include
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#TriangleSet" target="X3dTooltips" title="X3D Tooltip">TriangleSet</a>,
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#TriangleFanSet" target="X3dTooltips" title="X3D Tooltip">TriangleFanSet</a>,
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#TriangleStripSet" target="X3dTooltips" title="X3D Tooltip">TriangleStripSet</a>,
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#IndexedTriangleSet" target="X3dTooltips" title="X3D Tooltip">IndexedTriangleSet</a>,
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#IndexedTriangleFanSet" target="X3dTooltips" title="X3D Tooltip">IndexedTriangleFanSet</a>,
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#IndexedTriangleStripSet" target="X3dTooltips" title="X3D Tooltip">IndexedTriangleStripSet</a>,
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#QuadSet" target="X3dTooltips" title="X3D Tooltip">QuadSet</a>
and
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#IndexedQuadSet" target="X3dTooltips" title="X3D Tooltip">IndexedQuadSet</a>.
Special definition rules apply to each node in order to best match underlying graphics hardware requirements.
Each is placed individually inside a
<a href="https://www.web3d.org/x3d/content/X3dTooltips.html#Shape" target="X3dTooltips" title="X3D Tooltip">Shape</a>
node.
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The supporting
<a href="https://x3dGraphics.com/slidesets/X3dForWebAuthors/Chapter13GeometryTrianglesQuadrilaterals.pdf" target="X3dChapterSlideset">Chapter 13 slideset</a>
and course videos
(<a href="https://www.movesinstitute.org/Video/Courses/X3dForWebAuthors/X3dForWebAuthorsVideo.html#13" target="X3dChapterVideos">NPS</a>,
<a href="https://www.youtube.com/playlist?list=PLuSIsM-86simfHMmPs_98xGwJ8es90TYy" 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#Meshes" target="_blank">X3D Scene Authoring Hints: Meshes</a>.
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<a href="index.html"><img alt="Nonplanar Polygons" title="Nonplanar Polygons" border="0" hspace="10" src="NonplanarPolygons.png" width="190" height="102" align="left"/></a>
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