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<h1 id="geometry-objects">Geometry Objects</h1>
<p><strong><a class="xref" href="../../../api/Hi.Geom.IGetStl.html">IGetStl</a></strong> is the base interface for all geometry objects in HiAPI, providing unified STL support.</p>
<p>Several common geometry types are available:</p>
<ul>
<li>Basic Geometrys
<ul>
<li><a class="xref" href="../../../api/Hi.Geom.Box3d.html">Box3d</a></li>
<li><a class="xref" href="../../../api/Hi.Geom.Cylindroid.html">Cylindroid</a></li>
<li><a class="xref" href="../../../api/Hi.Geom.Stl.html">Stl</a></li>
<li><a class="xref" href="../../../api/Hi.Geom.StlFile.html">StlFile</a></li>
</ul>
</li>
<li>Management Geometrys
<ul>
<li><a class="xref" href="../../../api/Hi.Geom.TransformationGeom.html">TransformationGeom</a></li>
<li><a class="xref" href="../../../api/Hi.Geom.GeomCombination.html">GeomCombination</a></li>
</ul>
</li>
</ul>
<p>See <a href="../mechanism/transformers/index.html">Transformations</a> for <a class="xref" href="../../../api/Hi.Geom.TransformationGeom.html">TransformationGeom</a>.</p>
<ul>
<li><a class="xref" href="../../../api/Hi.Mech.Topo.GeneralTransform.html">GeneralTransform</a></li>
<li><a class="xref" href="../../../api/Hi.Mech.Topo.StaticRotation.html">StaticRotation</a></li>
<li><a class="xref" href="../../../api/Hi.Mech.Topo.StaticTranslation.html">StaticTranslation</a></li>
</ul>
<div class="NOTE">
<h5>Note</h5>
<p>All coordinate values use standard units (millimeters, radians)</p>
</div>
<h2 id="example-usage">Example Usage</h2>
<pre><code class="lang-csharp" name="SampleCode">using System;
using System.Collections.Generic;
using Hi.Geom;
using Hi.Mech.Topo;
namespace Sample.Geom
{
/// &lt;summary&gt;
/// Demonstrates the creation and manipulation of geometric objects in HiAPI.
/// Shows how to create and transform various geometry types including boxes, cylindroids, and STL files.
/// &lt;/summary&gt;
/// &lt;remarks&gt;
/// ### Source Code
/// [!code-csharp[SampleCode](~/../Hi.Sample/Geom/DemoBuildGeom.cs)]
/// &lt;/remarks&gt;
public static class DemoBuildGeom
{
/// &lt;summary&gt;
/// Generates a collection of geometric objects for demonstration purposes.
/// Creates various geometry types including boxes, cylindroids, STL files, and transformed geometries.
/// &lt;/summary&gt;
/// &lt;returns&gt;A list of geometries implementing the IGetStl interface&lt;/returns&gt;
public static List&lt;IGetStl&gt; GenGeoms()
{
Box3d box = new Box3d(0, 0, -50, 70, 50, 0);
Cylindroid cylindroid = new Cylindroid([ new PairZr(0,12),new PairZr(20,12),
new PairZr(20,16),new PairZr(30,16)]);
Stl stl = new Stl(&quot;geom.stl&quot;);
StlFile stlFile = new StlFile(&quot;geom.stl&quot;);
TransformationGeom transformationGeom = new TransformationGeom()
{
Transformer = new GeneralTransform(1,
new StaticRotation(new Vec3d(0, 0, 1), MathUtil.ToRad(15), new Vec3d(0, 0, 0)),
new StaticTranslation(new Vec3d(0, 0, 0))),
Geom = stl
};
GeomCombination geomCombination = new GeomCombination(stlFile, transformationGeom);
return new List&lt;IGetStl&gt;([box, cylindroid, stl, stlFile, transformationGeom]);
}
}
}
</code></pre>
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