Eric, Yes you do need to have certain extensions. Now the mapper I have not written myself and hence I am forwarding this email to vtk users list. I hope that the original author would respond to it.
I will see if we can produce a better message which could list the missing extensions. Thanks for testing it out. ~Regards, Aashish On Mon, Mar 1, 2010 at 12:56 PM, Eric E. Monson <emon...@cs.duke.edu> wrote: > Hey Aashish, > > 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: > > ERROR: > In > /Users/emonson/Programming/ParaView_cvs/ParaView3/VTK/VolumeRendering/vtkOpenGLGPUVolumeRayCastMapper.cxx, > line 4110 > vtkOpenGLGPUVolumeRayCastMapper (0x12082cc00): Rendering failed because > the following OpenGL extensions are required but not supported: > > (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. > > Thanks, > -Eric > > ------------------------------------------------------ > Eric E Monson > Duke Visualization Technology Group > > > On Mar 1, 2010, at 11:55 AM, Aashish Chaudhary wrote: > > 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. > > Can you update and compile again? > > Thanks, > > > > On Sun, Feb 28, 2010 at 2:27 PM, Pierre-Olivier Dallaire < > pierre-olivier.dalla...@videotron.ca> wrote: > >> Hi, >> >> Do we need to enable a special option in the CMakeCache.txt file in order >> to get this feature ? >> I compiled the CVS version on Mac and cannot access the GPU option for >> volume rendering. >> >> Regards, >> >> PO >> >> On 2010-02-26, at 10:58 AM, Aashish Chaudhary wrote: >> >> All, >> >> 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. >> Currently it does not work in tile display mode but we are hoping to fix >> it in near future. Any bug reports are welcome. >> >> Attached is the screen shot. >> >> ~Regards, >> >> -- >> | Aashish Chaudhary >> | R&D Engineer >> | Kitware Inc. >> | www.kitware.com >> <Screenshot.jpg>_______________________________________________ >> >> Powered by www.kitware.com >> >> Visit other Kitware open-source projects at >> http://www.kitware.com/opensource/opensource.html >> >> Please keep messages on-topic and check the ParaView Wiki at: >> http://paraview.org/Wiki/ParaView >> >> >> Follow this link to subscribe/unsubscribe: >> http://www.paraview.org/mailman/listinfo/paraview >> >> >> > > > -- > | Aashish Chaudhary > | R&D Engineer > | Kitware Inc. > | www.kitware.com > _______________________________________________ > Powered by www.kitware.com > > Visit other Kitware open-source projects at > http://www.kitware.com/opensource/opensource.html > > Please keep messages on-topic and check the ParaView Wiki at: > http://paraview.org/Wiki/ParaView > > Follow this link to subscribe/unsubscribe: > http://www.paraview.org/mailman/listinfo/paraview > > > -- | Aashish Chaudhary | R&D Engineer | Kitware Inc. | www.kitware.com
_______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Follow this link to subscribe/unsubscribe: http://www.paraview.org/mailman/listinfo/paraview