The two options are different implementations of the volume rendering algorithms -- one is a pure CPU implementation while other is a GPU-based implementation.
Utkarsh On Thu, Feb 24, 2011 at 7:48 AM, Karl Battams <karlbatt...@gmail.com> wrote: > Agreed. I don't have the effects enabled. I should also add that this > feature was new to the 3.10 release for me, too. It used to work. > However... (and maybe this is a newbie mistake on my part?)... the problem > goes away completely if I change the "Volume mapper" to "GPU" instead of > "Fixed Point". That solves it for me! > Out of interest (and not to hijack this thread), what are those two options > for? What difference do they make (aside from fixing this problem)? > Thanks, > Karl > > On Wed, Feb 23, 2011 at 3:12 PM, Panagiotis Foteinos <pafot...@gmail.com> > wrote: >> >> Nope, >> disabling the visual effects did not solve the problem. >> >> PF >> >> On Wed, Feb 23, 2011 at 2:51 PM, Utkarsh Ayachit >> <utkarsh.ayac...@kitware.com> wrote: >>> >>> Does this have anything to do with the fancy "effects" that Ubuntu >>> has? Does disabling them make this any better? >>> >>> Paraview developers with Ubuntu desktops may want to comment. >>> >>> Utkarsh >>> >>> On Wed, Feb 23, 2011 at 1:59 PM, Panagiotis Foteinos <pafot...@gmail.com> >>> wrote: >>> > OpenGL is up to date and works fine in my machine. Direct rendering is >>> > on. >>> > >>> > I repeat that Paraview 3.8.1 works like a charm; Version 3.10.0 has >>> > this >>> > problem. >>> > >>> > Regards, >>> > Panagiotis Foteinos >>> > >>> > On Wed, Feb 23, 2011 at 1:33 PM, Karl Battams <karlbatt...@gmail.com> >>> > wrote: >>> >> >>> >> OpenGL is indeed up-to-date and working, though I do notice that >>> >> direct >>> >> rendering is not. It should be for some of the other stuff I do, but I >>> >> don't >>> >> know if Paraview will rely on it or not (?). So I'll try a reboot when >>> >> I get >>> >> chance and see if that resolves it, but I'm sure that it (direct >>> >> rendering) >>> >> was working last week and the Paraview thing was not... >>> >> Karl >>> >> >>> >> On Wed, Feb 23, 2011 at 12:57 PM, Utkarsh Ayachit >>> >> <utkarsh.ayac...@kitware.com> wrote: >>> >>> >>> >>> That's very odd. Any issues with OpenGL drivers? Are they all >>> >>> up-to-date, working correctly? >>> >>> >>> >>> Utkarsh >>> >>> >>> >>> On Wed, Feb 23, 2011 at 10:06 AM, Karl Battams >>> >>> <karlbatt...@gmail.com> >>> >>> wrote: >>> >>> > I see this too. I compiled 3.10.0 from source on Ubuntu. I'm >>> >>> > loading >>> >>> > vtk >>> >>> > files and volume rendering, and any action on the view causes the >>> >>> > rendering >>> >>> > to disappear... and it's kinda hard to get it back. Other views >>> >>> > (outline, >>> >>> > etc) do not seem to be affected. >>> >>> > Karl >>> >>> > >>> >>> > On Tue, Feb 22, 2011 at 5:22 PM, Panagiotis Foteinos >>> >>> > <pafot...@gmail.com> >>> >>> > wrote: >>> >>> >> >>> >>> >> Hello. >>> >>> >> >>> >>> >> I switched to version 3.10.0 and observed that viewing volumetric >>> >>> >> images >>> >>> >> is buggy. >>> >>> >> >>> >>> >> When I open a .mha file and choose Volume as a view option >>> >>> >> (instead of >>> >>> >> Outline) I correctly see the result. Rotating or zooming the >>> >>> >> volume, >>> >>> >> however, causes the volume to disappear from the window. >>> >>> >> >>> >>> >> I did not observe that behavior for version 3.8.1. >>> >>> >> >>> >>> >> I am using Ubuntu with paraview binaries. >>> >>> >> >>> >>> >> Regards, >>> >>> >> Panagiotis Foteinos >>> >>> >> >>> >>> >> _______________________________________________ >>> >>> >> 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 >>> >>> >> >>> >>> > >>> >>> > >>> >>> > _______________________________________________ >>> >>> > 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 >>> >>> > >>> >>> > >>> >> >>> > >>> > >> > > _______________________________________________ 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