On Thu, Jun 4, 2015 at 10:01 PM, Kenneth Graunke <[email protected]> wrote: > In the ARB_fragment_program specification, the result.depth output > variable is treated as a vec4, where the fragment depth is stored in the > .z component, and the other three components are undefined. > > This is different than GLSL, which uses a scalar value (gl_FragDepth). > > To make this consistent for driver backends, this patch makes > prog_to_nir use a scalar output variable for FRAG_RESULT_DEPTH, > moving result.depth.z into the first component. > > Fixes Glean's fragProg1 "Z-write test" subtest. > > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=90000 > Signed-off-by: Kenneth Graunke <[email protected]>
Ugh. We should really finish getting rid of glean... Reviewed-by: Matt Turner <[email protected]> _______________________________________________ mesa-dev mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-dev
