On Thu, Mar 5, 2015 at 10:50 AM, Matt Turner <matts...@gmail.com> wrote: > From: Iago Toral Quiroga <ito...@igalia.com> > > On Intel hardware at least, SIMD16 dual source rendering requires handling > pixel data in two sets of 8 pixels each. Incorrect implementations may fail > to map correct colors for each pixel group (for example by using the color > for the first group as the color for the second group or viceversa). However, > tests that render using solid colors across the entire polygon won't catch > these cases (since in that case the color is the same for boths groups of > pixels). > > This test blends using a checker board pattern where each cell is > 10px wide and 10px tall. This makes it so that the two sets of 8 pixels > issued during SIMD16 operation pack different color data for the pixels > involved, enabling testing of correct behavior in that case. > --- > This is the same patch Iago sent, just rebased on today's all.py changes. > > Iago, the test doesn't seem to open a window. I expected it would render > to an offscreen FBO but then blit to a window to display if -auto wasn't > passed.
Ugh, I apparently used the message-id of the corresponding Mesa patch in reply-to instead of the piglit test. _______________________________________________ Piglit mailing list Piglit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/piglit