Hi, On Sun, 15 Dec 2002, Rodolphe Ortalo wrote:
> Hello, > > is the plane_mask entry of the ggi_gc struct really used (see > ggi/internal/structs.h)? > There is not "update mask" associated with this field of the struct (on > the contrary of the foreground/background color or clip coordinates), so > I'm wondering if I should or should not overwrite the PLNWT reg of the > Matrox each time gcchanged is called... > I have no idea. Maybe I should look into this to for the Radeon driver. > Also, what is the meaning of '_nc' in draw{h,v}line_nc? (My guess is > 'non-clipped'?) > Correct, "no clipping" > Rodolphe, "today ./showaccel says 40.46" > > > Also, I wrote a little test program that you might find useful; it goes through the basic acceleration operations and displays a benchmark result. You can find it at: http://www.student.math.uwaterloo.ca/~pmredmon/ggibench.c (actually, it's not really useful but certainly fun to play with :) Paul