<div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">If I remember correctly, VTK's GPU rendering works best with nVidia cards.</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">
<br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">Use GPUVolumeRayCastMapper and not SmartVolumeMapper.</div><div class="gmail_default"><font face="verdana, sans-serif"><a href="http://www.vtk.org/doc/nightly/html/classvtkGPUVolumeRayCastMapper.html">http://www.vtk.org/doc/nightly/html/classvtkGPUVolumeRayCastMapper.html</a></font><br>
</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Thu, Mar 7, 2013 at 7:40 AM, Obadiah <span dir="ltr"><<a href="mailto:ob1.owk@gmail.com" target="_blank">ob1.owk@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><font face="Verdana, Geneva, Helvetica, Arial, sans-serif">Hi everyone.</font><div><font face="Verdana, Geneva, Helvetica, Arial, sans-serif"><br>
</font></div><div><font face="Verdana, Geneva, Helvetica, Arial, sans-serif">Is there any way to force GPU rendering for QVTK Widget? I have a polygon mesh that I am visualising and it doesn't appear to be using the graphics card.<br>
</font><div><br></div><div><span style><span style="font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13px">I'm running an instance of PCL Visualizer under QVTK on two machines: one is Ubuntu 11.10 with onboard graphics and the other is Ubuntu 12.04 with an nVidia GTX680M. The second machine has much better specs and is faster in every other aspect except when I try to add the polygonmeshes to the visualizer and render. The machine with the onboard graphics is actually slightly faster rendering.</span></span></div>
<div><span style><br></span></div><div><font face="Verdana, Geneva, Helvetica, Arial, sans-serif">Could there be some incompatibility with the nVidia graphics card?</font></div>
<div><span style><br style="font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13px"><span style="font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13px">Cheers</span></span></div>
</div><div><span style><span style="font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13px">Obi</span></span></div>
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