Hey, Thanks for the tips.. I am developing an application for remote visualization using cluster based rendering.... It's a diploma thesis...
Regards, Adam Stefan Eilemann wrote: > > On Fri, Jun 5, 2009 at 7:11 PM, gr3go (via > Nabble)<[email protected]> wrote: >> Hey, >> >> I would need to obtain the full frame after composition. Before I used a >> simple glReadPixels, but it's not the right choice because it takes too >> much >> time to execute glReadPixels (framrate dropped from 70 to 50). >> I've been analyzing the compositor module, but I'm not sure how could I >> solve this problem. >> >> Could anyone help me with some tips? > > The only sure way is to do a readback in Channel::frameViewFinish, > since your channel might contribute to the rendering, i.e., not all > data making up a frame is present in the Frames given to > Channel::frameAssemble. This has a performance penalty, as you've > observed. > > You might play around with PBO transfers: have two eq::Images which > use PBO, syncReadback on the previous frame's image and startReadback > on the 'current' image. > > > HTH, > > Stefan. > >> P.S: I'm happy to hear about Equalizer 1.0, Congrats for all the team! >> Good >> work! > > Nice to hear. What are you doing with Equalizer? > > -- View this message in context: http://n2.nabble.com/How-to-obtain-the-full-frame--tp3031738p3042697.html Sent from the Equalizer - Parallel Rendering mailing list archive at Nabble.com. _______________________________________________ eq-dev mailing list [email protected] http://www.equalizergraphics.com/cgi-bin/mailman/listinfo/eq-dev http://www.equalizergraphics.com
