glsl: Merge blend_support qualifiers when linking.

Since each qualifier represents a blending mode the shader can be used
with, we take the union of all possible modes when linking.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Francisco Jerez <currojerez@riseup.net>
This commit is contained in:
Kenneth Graunke
2016-06-28 10:02:06 -07:00
parent 4b6819b407
commit 80df3c030e

View File

@@ -1880,6 +1880,7 @@ link_fs_inout_layout_qualifiers(struct gl_shader_program *prog,
linked_shader->info.uses_gl_fragcoord = false;
linked_shader->info.origin_upper_left = false;
linked_shader->info.pixel_center_integer = false;
linked_shader->info.BlendSupport = 0;
if (linked_shader->Stage != MESA_SHADER_FRAGMENT ||
(prog->Version < 150 && !prog->ARB_fragment_coord_conventions_enable))
@@ -1938,6 +1939,7 @@ link_fs_inout_layout_qualifiers(struct gl_shader_program *prog,
linked_shader->info.EarlyFragmentTests |=
shader->info.EarlyFragmentTests;
linked_shader->info.BlendSupport |= shader->info.BlendSupport;
}
}