That's very interesting. You are seeing the issue only with glyph not with any other filter? I am wondering if you can show two 3D geometries at the same time and does that work?
On Wed, Mar 3, 2010 at 7:27 AM, Paul Melis <[email protected]> wrote: > Hi, > > I'm experimenting with running paraview on a remote visualization > server, using VirtualGL. This package basically lets you run an OpenGL > application as you normally would, but intercepts the swapbuffer events > to read back the framebuffer, which then gets JPEG compressed and sent > to a client machine (see [1] for an excerpt from the manual). On the > client side you get a normal X11 application (using X forwarding), but > the 3D rendering is done on the server side and transported using a > dedicated connection. > > When using PV 3.6.2 in this setup I get the following strange results. I > have a dataset on which I apply the Glyph filter. When running PV > locally (without any remote rendering) this glyphing works fine. But, > when I run paraview remotely it refuses to show glyphs for the exact > same dataset and same pipeline. The strange thing is that I can't get > any of the glyph types to show anything, except for 2D Glyph + Vertex. > For that mode I get what I expect. > > I've disabled depth peeling to exclude a source of possible > interference. VirtualGL itself should basically leave the 3D rendering > untouched, except during context creation and on swapbuffer events. Is > there anything special in how Paraview draws its glyphs? > > Thanks, > Paul > > > [1] "Whenever a window is created by the application, VirtualGL creates > a corresponding 3D pixel buffer (“Pbuffer”) on a 3D graphics card in the > application server. Whenever the application requests that an OpenGL > rendering context be created for the window, VirtualGL intercepts the > request and creates the context on the corresponding Pbuffer instead. > Whenever the application swaps or flushes the drawing buffer to indicate > that it has finished rendering a frame, VirtualGL reads back the Pbuffer > and sends the rendered 3D image to the client." > _______________________________________________ > 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
