tree 7983132eb004912da7bcec93208f3b283123a6e3
parent 9c53b80ff94c60bef18af6fbeee30bae43b42485
author Ilia Mirkin <imirkin@alum.mit.edu> 1509817744 -0400
committer Ilia Mirkin <imirkin@alum.mit.edu> 1510198363 -0500

nv50: make blending work so that zero wins in a multiplication

This matches nvc0 behavior, tested with the fbo-float-nan piglit.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Tobias Klausmann<tobias.johannes.klausmann@mni.thm.de>