Józef Kucia : vkd3d-shader: Implement early depth/ stencil tests.

[Alexandre Julliard]

Module: vkd3d
Branch: master
Commit: 6639f618afd6828625904ef560d1ff1a8dd8decb
URL:    https://source.winehq.org/git/vkd3d.git/?a=commit;h=6639f618afd6828625904ef5...

Author: Józef Kucia <jkucia(a)codeweavers.com>
Date:   Thu Oct 18 14:59:47 2018 +0200

vkd3d-shader: Implement early depth/stencil tests.

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 | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c
index 2f72c5c..bb70dd5 100644
--- a/libs/vkd3d-shader/spirv.c
+++ b/libs/vkd3d-shader/spirv.c
@@ -3503,10 +3503,18 @@ static void vkd3d_dxbc_compiler_emit_output(struct vkd3d_dxbc_compiler *compiler
 static void vkd3d_dxbc_compiler_emit_dcl_global_flags(struct vkd3d_dxbc_compiler *compiler,
         const struct vkd3d_shader_instruction *instruction)
 {
-    if (instruction->flags & ~(VKD3DSGF_REFACTORING_ALLOWED | VKD3DSGF_ENABLE_RAW_AND_STRUCTURED_BUFFERS))
-        FIXME("Unhandled global flags %#x.\n", instruction->flags);
+    unsigned int flags = instruction->flags;
+
+    if (flags & VKD3DSGF_FORCE_EARLY_DEPTH_STENCIL)
+    {
+        vkd3d_dxbc_compiler_emit_execution_mode(compiler, SpvExecutionModeEarlyFragmentTests, NULL, 0);
+        flags &= ~VKD3DSGF_FORCE_EARLY_DEPTH_STENCIL;
+    }
+
+    if (flags & ~(VKD3DSGF_REFACTORING_ALLOWED | VKD3DSGF_ENABLE_RAW_AND_STRUCTURED_BUFFERS))
+        FIXME("Unhandled global flags %#x.\n", flags);
     else
-        WARN("Unhandled global flags %#x.\n", instruction->flags);
+        WARN("Unhandled global flags %#x.\n", flags);
 }
 
 static void vkd3d_dxbc_compiler_emit_dcl_temps(struct vkd3d_dxbc_compiler *compiler,