Will this version be able to resize 854x480 apps from Harmattan to 800x480 Fremantle resolution? -- Marcin
2012/8/7 Ville Syrjälä <syrj...@sci.fi> > Some time ago I started fiddling around with SDL. I didn't even want to > think about using the pvr2d stuff, so I decided to implement hardware > acceleration using EGL/GLES2. > > I took some version of the harmattan SDL port, removed the pvr2d stuff, > and added the EGL/GLES2 stuff to the X11 video code. It's not very > cleanly added, and I'm sure there are various issues with window > re-creation and whatnot. > > Features: > - EGL/GLES2 based, no pvr2d stuff > - Always uses a shadow buffer, because preserved flips aren't supported on > the platform. > - Automagically scales the application content to fullscreen using the GPU. > - Software access to hardware surfaces implemented with glFinish() and > EGL_KHR_lock_surface. I initially tried to use EGL_KHR_fence_sync instead > of glFinish() but there seemed to be some flushing bug left in the driver > causing problems. glFinish() should be OK on pvr, but on some other > hardware it could be a problem. So it's not the most portable solution. > - Supports color keyed and alpha blended blits. Only color keying has > actually been tested. > - some SDL tests, uqm and scummvm seem to work reasonably well > > The code is here [1] in case anyone is interested. It was languishing on > my hard drive already for some time, and since I wasn't able to motivate > myself to work on it further, I decided to set if free as is. The git > history is a bit of a mess, but ATM I'm too lazy to clean it up. > > [1] https://gitorious.org/harmattan-sdl/sdl > > -- > Ville Syrjälä > syrj...@sci.fi > http://www.sci.fi/~syrjala/ > _______________________________________________ > maemo-developers mailing list > maemo-developers@maemo.org > https://lists.maemo.org/mailman/listinfo/maemo-developers >
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