There is a VTK topic now that should fix this regression. With this change OpenGL2 LIC seems to run much faster (at least 10X).
https://gitlab.kitware.com/vtk/vtk/merge_requests/2419 Hopefully it will test out OK and get merged into VTK and then merged into ParaView. On Mon, Dec 12, 2016 at 11:38 AM, Andy Smith <agsmith...@gmail.com> wrote: > Ken, > > You are correct in your assumption about my dataset; it is multiblock > unstructured data. Adding a MergeBlocks filter to my slice does improve > the 5.2.0 with OpenGL2 significantly. > With that change the performance of 5.2.0 with OpenGL2 is on the same > order of magnitude as 5.2.0 with OpenGL and with 4.4.0, though the 5.2.0 > variants are still slower than 4.4.0. > > I realized after posting that my comparison is not exactly apples to > apples - my build of 5.2.0 required updates to mesa (13.0.0) compared with > the version I used for 4.4.0 (11.2.0). > I will recompile 4.4.0 with the same mesa version I used with 5.2.0 and > report back. > > Thank you for your input. > > -Andy > > On Fri, Dec 9, 2016 at 3:44 PM, Ken Martin <ken.mar...@kitware.com> wrote: > >> I have not had time to look into this, but my quick guess is that you >> have a multiblock dataset with a lot of blocks. Can you try merging the >> blocks all together somehow into one block and see if the rendering speed >> improves? >> >> On Tue, Nov 15, 2016 at 5:35 AM, Stefan Melber <stefan.mel...@dlr.de> >> wrote: >> >>> Hi, >>> >>> >>> i have a problem which is there in all RCs (1-4) of current ParaView: if >>> i compile the RenderingBackend to "OpenGL2" and use SurfaceLic the >>> visualization time goes up from a few seconds (with "OpenGL") to many >>> minutes and the memory consumption from a few GByte to approx 100 GByte. >>> Switching back to OpenGL any thing is fine. Without SurfaceLIC the OpenGL2 >>> works although fine for me. >>> >>> Has any one tested OpenGL2 with SurfaceLIC-Plugin the last time and has >>> (the same) problems? >>> >>> o Kernel 4.7.6-1 / x86-64 >>> o Quadro 4000 >>> o NVidia driver v367.57 >>> o PV 5.2.0 RC1 - RC4 >>> >>> Best regards, >>> >>> Stefan >>> >>> >>> >>> _______________________________________________ >>> 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 >>> >>> Search the list archives at: http://markmail.org/search/?q=ParaView >>> >>> Follow this link to subscribe/unsubscribe: >>> http://public.kitware.com/mailman/listinfo/paraview >>> >>> >> >> >> -- >> Ken Martin PhD >> Chairman & CFO >> Kitware Inc. >> 28 Corporate Drive >> Clifton Park NY 12065 >> 518 371 3971 <(518)%20371-3971> >> >> This communication, including all attachments, contains confidential and >> legally privileged information, and it is intended only for the use of the >> addressee. Access to this email by anyone else is unauthorized. If you are >> not the intended recipient, any disclosure, copying, distribution or any >> action taken in reliance on it is prohibited and may be unlawful. If you >> received this communication in error please notify us immediately and >> destroy the original message. Thank you. >> >> _______________________________________________ >> 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 >> >> Search the list archives at: http://markmail.org/search/?q=ParaView >> >> Follow this link to subscribe/unsubscribe: >> http://public.kitware.com/mailman/listinfo/paraview >> >> > -- Ken Martin PhD Chairman & CFO Kitware Inc. 28 Corporate Drive Clifton Park NY 12065 518 371 3971 This communication, including all attachments, contains confidential and legally privileged information, and it is intended only for the use of the addressee. Access to this email by anyone else is unauthorized. If you are not the intended recipient, any disclosure, copying, distribution or any action taken in reliance on it is prohibited and may be unlawful. If you received this communication in error please notify us immediately and destroy the original message. Thank you.
_______________________________________________ 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 Search the list archives at: http://markmail.org/search/?q=ParaView Follow this link to subscribe/unsubscribe: http://public.kitware.com/mailman/listinfo/paraview