Józef Kucia : vkd3d-shader: Translate samplepos instructions.

[Alexandre Julliard]

Module: vkd3d
Branch: master
Commit: 33937196925c3c30eb31e48298be1b8562b76add
URL:    https://source.winehq.org/git/vkd3d.git/?a=commit;h=33937196925c3c30eb31e482...

Author: Józef Kucia <jkucia(a)codeweavers.com>
Date:   Mon Apr 29 11:38:10 2019 +0200

vkd3d-shader: Translate samplepos instructions.

This returns standard sample locations. DXC and glslang do the same thing.

https://github.com/khronosgroup/glslang/commit/d4d0b29752c173d2aa8d2d105f2f1...

In the long term, we could also add a shader parameter to pass sample
positions to the shader compiler.

Signed-off-by: Józef Kucia <jkucia(a)codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 libs/vkd3d-shader/spirv.c | 171 +++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 154 insertions(+), 17 deletions(-)

Diff:   https://source.winehq.org/git/vkd3d.git/?a=commitdiff;h=33937196925c3c30eb31...