<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hey Gerrick,<div><br></div><div>This is a class that was developed by John Biddiscombe at CSCS as part of ParaView Meshless. You can see that project and links to download the source at:</div><div><br></div><div><a href="https://twiki.cscs.ch/twiki/bin/view/ParaViewMeshless">https://twiki.cscs.ch/twiki/bin/view/ParaViewMeshless</a></div><div><br></div><div>The point sprite mapper can be built and used outside of ParaView in regular VTK apps. There are some changes that need to be made to the CMake files, though, if you want the Python wrapping to work.</div><div><br></div><div>John has used this to deal with huge point data sets, and my understanding is that they are working right now to develop this as a standard ParaView representation plugin.</div><div><br></div><div>-Eric</div><div><br><div apple-content-edited="true"> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>------------------------------------------------------</div><div>Eric E Monson</div><div>Duke Visualization Technology Group</div><div><br></div></div></span> </div><br><div><div>On Apr 29, 2009, at 9:11 AM, Gerrick Bivins wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div> <font face="Calibri, Verdana, Helvetica, Arial"><span style="font-size:11pt">Hi All,<br> I’ve loaded a point dataset successfully but the performance is very dependent on the number of points. I’d like to use point sprites in my application to accelerate performance. <br> I searched the archives and found mention of a point sprite mapper but I can’t find such a class anywhere in vtk.Is this a custom class? It it accessible to others? If not, is it possible to use point sprites in vtk? How are other users managing large point cloud type data sets?<br> BTW, I’m using VTK 5.2.<br> Gerrick</span></font> </div> _______________________________________________<br>Powered by <a href="http://www.kitware.com">www.kitware.com</a><br><br>Visit other Kitware open-source projects at <a href="http://www.kitware.com/opensource/opensource.html">http://www.kitware.com/opensource/opensource.html</a><br><br>Please keep messages on-topic and check the VTK FAQ at: <a href="http://www.vtk.org/Wiki/VTK_FAQ">http://www.vtk.org/Wiki/VTK_FAQ</a><br><br>Follow this link to subscribe/unsubscribe:<br><a href="http://www.vtk.org/mailman/listinfo/vtkusers">http://www.vtk.org/mailman/listinfo/vtkusers</a><br></blockquote></div><br></div></body></html>