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From: Sauro A. <sag...@in...> - 2007-09-28 18:24:27
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> > > >> Practically the latest version is faster using OpenGl and Quesa Logo, >> but it is very slow with the MultiBox model, independently of the >> kind of renderer, where last Quesa for Intel is slower than Quesa 1.8 >> emulated with Rosetta! >> >> Also with our programs we have similar results, with the latest >> version that is 3 times slower than Quesa 1.8 and previous versions >> (12 FPS versus 36 FPS). >> >> Any suggestions? > >Are you sure you're comparing builds made with the same compiler and >optimization options? I am a little skeptical, because outside the >OpenGL renderer, I think most recent changes have been intended to >improve performance. I compiled the release version just with the options of the downloaded project. Looking to the Quesa Logo FPS there is a big improvement, from 1500 to 2500, while multibox goes down from 36 to 12, so it doesn't seem depend on some optimization option, the difference is too big. > >Besides my previous suggestion to try Shark, you could use cvs to try to >narrow down the problem. That is, check out the sources as of various >dates between 1.8 and now, to try to discover when a slowdown happened. >-- I'll try to test with Shark. Sauro |