ciao martin sehr schöne antwort :-)
ciao a.l.e > On Tue, Apr 19, 2011 at 01:38:42AM +0200, CowBot wrote: > > Back in 2007 I used to port and optimize builds of mypaint for > > internet tablets. > > Ah, 0.5.1 it was, wasn't it? Seems like a long time ago now... > > > In 25 years of programming, I have never seen a paint application > > with such power and responsiveness. This is ~truly~ in a class of > > its own. > > He he, fail :-) > > I remember doing some design decisions that I knew were bad for > smartphone performance, but this was a long time ago. I wonder what > the main problem is these days. Any chance to get profiler output? > > If it's mainly stuck inside python code then there's probably not > much that can be done with reasonable effort. If it's mainly inside > C code then maybe something can be done. If you are lucky it's just > the silly use of floating inside draw_dab() that your CPU doesn't > like. Or maybe you can tune the TILE_SIZE constant to keep the > pixels inside the CPU cache. If you're unlucky, the 16bpc pixel > format is just too much for the n900. > > PS: I think Luovatone is doing the n900 builds. I'm not sure if he's > reading this list, and I don't think I got his email. If you want to > help, maybe you should try to ask him. (But please try to ask > respectfully.) > _______________________________________________ Mypaint-discuss mailing list [email protected] https://mail.gna.org/listinfo/mypaint-discuss
