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<div class="textblock"><p>Section: <a class="el" href="sec_vtkrendering.html">Visualization Toolkit Rendering Classes</a> </p>
<h1><a class="anchor" id="Usage"></a>
Usage</h1>
<p>vtkOpenGLCamera is a concrete implementation of the abstract class vtkCamera. vtkOpenGLCamera interfaces to the OpenGL rendering library.</p>
<p>To create an instance of class vtkOpenGLCamera, simply invoke its constructor as follows </p>
<pre class="fragment"> obj = vtkOpenGLCamera
</pre> <h1><a class="anchor" id="Methods"></a>
Methods</h1>
<p>The class vtkOpenGLCamera has several methods that can be used. They are listed below. Note that the documentation is translated automatically from the VTK sources, and may not be completely intelligible. When in doubt, consult the VTK website. In the methods listed below, <code>obj</code> is an instance of the vtkOpenGLCamera class. </p>
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<li>
<code>string = obj.GetClassName ()</code> </li>
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<code>int = obj.IsA (string name)</code> </li>
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<code>vtkOpenGLCamera = obj.NewInstance ()</code> </li>
<li>
<code>vtkOpenGLCamera = obj.SafeDownCast (vtkObject o)</code> </li>
<li>
<code>obj.Render (vtkRenderer ren)</code> - Implement base class method. </li>
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<code>obj.UpdateViewport (vtkRenderer ren)</code> </li>
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