Can you try running pvserver as follows: mpiexec <....> pvserver --use-offscreen-rendering
Does that help? Utkarsh On Tue, Jan 10, 2012 at 5:52 PM, Cory Quammen <[email protected]> wrote: > Dear all, > > I am attempted to do client/server rendering of an unstructured grid > using ParaView 3.12 that I have compiled myself on a RedHat system > with two NVIDIA Quadro FX 5000 graphics cards. I have built ParaView > from the v3.12.0 tag. To summarize, the problem is that only a subset > of the unstructured grid data is rendered. > > Here is what I have done so far to attempt to identify the problem. > > 1). Start the server on 4 cores. Start the client and connect it to the > server. > 2). Add a Wavelet source with the default parameters. I have the Edit > -> Settings -> Render View -> Server -> Remote Render Threshold set to > 0 MBytes to force server side rendering, so 4 windows titled > "Visualization Tookit - OpenGL" appear right away. They are stacked > neatly on top of each other and the contents of the windows are all > black. > 3). Change the Representation to Volume. Everything renders in > ParaView as expected. The content of the rendering windows from the > server stay black. > 4). Add a Tetrahedralize filter connected to the Wavelet source. > 5). Change the Representation to Volume. Now the problems begin. > First, the content of the rendering windows is no longer black. It is > the same as the content in the ParaView display except that the > background color in the server window is black instead of the gray > background I have in the ParaView display. Also, only a subset of the > data is volume rendered. If I move the top window in the stack of > windows from the server, I see more data in ParaView, and in the > window that has been revealed is a different subset of the data set. > If I rearrange the windows so that they are all on top of all other > windows, I can see the whole data set volume rendered. However, if any > of the windows are covered up or go offscreen, then the portion of the > data set that is covered or off the screen does not appear in > ParaView. > 6). If I change the Representation back to Surface, the view in > ParaView now suffers the same way as when the Representation was > Volume. The same is true for Outline, Points, Surface with Edges, and > Wireframe representations. > > Clearly, the volume representation for unstructured grid data sets is > causing a change in the way rendering is carried out on the server. If > I can guarantee that the windows from the server are uncovered, then > volume rendering of unstructured grids seems to work. However, this > seems unnecessary considering how the other representations don't > appear to have this requirement. > > Can anyone shed some light on what might be going on here? > > By the way, I have confirmed that I have the same problem on a > different system with Fedora 14 installed. > > Thanks, > Cory > > -- > Cory Quammen > Research Associate > Department of Computer Science > The University of North Carolina at Chapel Hill > _______________________________________________ > 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
