<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Hey Aashish,</div><div><br></div>I've been having trouble with it, too, on my Mac (OS X 10.6.2, PV compiled serial x86_64 arch updated from CVS and rebuilt today, CMake 2.9.20100113). Are there any special hardware requirements, then? I can see the GPU Volume Mapper option, but when I switch over to that from the "Fixed point" mapper I get this error:<div><br></div><div>ERROR: In /Users/emonson/Programming/ParaView_cvs/ParaView3/VTK/VolumeRendering/vtkOpenGLGPUVolumeRayCastMapper.cxx, line 4110<br>vtkOpenGLGPUVolumeRayCastMapper (0x12082cc00): Rendering failed because the following OpenGL extensions are required but not supported:<br><div>
<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><span class="Apple-style-span" style="font-size: medium;"><br></span></div></span></div><div><div>(Just as this shows, the list of OpenGL extensions it says are required but not supported is empty...) My graphics card is a NVIDIA GeForce 8800 GT.</div><div><br></div><div>Thanks,</div><div>-Eric</div><div><br></div><div><span class="Apple-style-span" style="font-size: 12px; "><div>------------------------------------------------------</div><div>Eric E Monson</div><div>Duke Visualization Technology Group</div><div><br class="webkit-block-placeholder"></div><div><br></div></span></div><div>On Mar 1, 2010, at 11:55 AM, Aashish Chaudhary wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">No there is no special option required but you would have to update your paraview cvs copy as the code got into cvs last thursday. <br><br>Can you update and compile again? <br><br>Thanks, <br><br><br><br><div class="gmail_quote">
On Sun, Feb 28, 2010 at 2:27 PM, Pierre-Olivier Dallaire <span dir="ltr"><<a href="mailto:pierre-olivier.dallaire@videotron.ca">pierre-olivier.dallaire@videotron.ca</a>></span> wrote:<br><blockquote class="gmail_quote" style="border-left-width: 1px; border-left-style: solid; border-left-color: rgb(204, 204, 204); margin-top: 0pt; margin-right: 0pt; margin-bottom: 0pt; margin-left: 0.8ex; padding-left: 1ex; position: static; z-index: auto; ">
<div style="word-wrap: break-word;">Hi,<div><br></div><div>Do we need to enable a special option in the CMakeCache.txt file in order to get this feature ?</div><div>I compiled the CVS version on Mac and cannot access the GPU option for volume rendering.</div>
<div><br></div><div>Regards,</div><div><br></div><div>PO</div><div><br><div><div><div></div><div class="h5"><div>On 2010-02-26, at 10:58 AM, Aashish Chaudhary wrote:</div><br></div></div><blockquote type="cite"><div><div>
</div><div class="h5">All, <br><br>I am pleased to announce that ParaView3 now has GPU based
volume rendering from VTKEdge. Its currently in CVS and should be able
to make into 3.8 release. <br>Currently it does not work in tile display mode but we are hoping to fix it in near future. Any bug reports are welcome. <br>
<br>Attached is the screen shot.<br><br>~Regards, <br clear="all"><br>-- <br>| Aashish Chaudhary <br>| R&D Engineer <br>| Kitware Inc. <br>| <a href="http://www.kitware.com/" target="_blank">www.kitware.com</a> <br>
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</blockquote></div><br><br clear="all"><br>-- <br>| Aashish Chaudhary <br>| R&D Engineer <br>| Kitware Inc. <br>| <a href="http://www.kitware.com/">www.kitware.com</a> <br>
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