[PATCH vkd3d 7/7] vkd3d-shader: Implement SV_ViewportArrayIndex.

[Józef Kucia]

From: Józef Kucia <jkucia at codeweavers.com>

Signed-off-by: Józef Kucia <jkucia at codeweavers.com>
---
 libs/vkd3d-shader/spirv.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c
index 06abe65a58fe..0813f49516aa 100644
--- a/libs/vkd3d-shader/spirv.c
+++ b/libs/vkd3d-shader/spirv.c
@@ -2942,6 +2942,12 @@ static void vkd3d_dxbc_compiler_decorate_builtin(struct vkd3d_dxbc_compiler *com
         case SpvBuiltInLayer:
             vkd3d_spirv_enable_capability(builder, SpvCapabilityGeometry);
             break;
+        case SpvBuiltInViewportIndex:
+            vkd3d_spirv_enable_capability(builder, SpvCapabilityMultiViewport);
+            break;
+        case SpvBuiltInSampleId:
+            vkd3d_spirv_enable_capability(builder, SpvCapabilitySampleRateShading);
+            break;
         default:
             break;
     }
@@ -3012,14 +3018,6 @@ static uint32_t sv_front_face_fixup(struct vkd3d_dxbc_compiler *compiler,
     return vkd3d_dxbc_compiler_emit_bool_to_int(compiler, 1, front_facing_id);
 }
 
-static uint32_t sv_sample_index(struct vkd3d_dxbc_compiler *compiler, uint32_t id)
-{
-    struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
-
-    vkd3d_spirv_enable_capability(builder, SpvCapabilitySampleRateShading);
-    return id;
-}
-
 struct vkd3d_spirv_builtin
 {
     enum vkd3d_component_type component_type;
@@ -3049,10 +3047,11 @@ vkd3d_system_value_builtins[] =
     {VKD3D_SIV_INSTANCE_ID, {VKD3D_TYPE_INT,   1, SpvBuiltInInstanceIndex, sv_instance_id_fixup}},
 
     {VKD3D_SIV_RENDER_TARGET_ARRAY_INDEX, {VKD3D_TYPE_INT, 1, SpvBuiltInLayer}},
+    {VKD3D_SIV_VIEWPORT_ARRAY_INDEX,      {VKD3D_TYPE_INT, 1, SpvBuiltInViewportIndex}},
 
     {VKD3D_SIV_IS_FRONT_FACE, {VKD3D_TYPE_BOOL, 1, SpvBuiltInFrontFacing, sv_front_face_fixup}},
 
-    {VKD3D_SIV_SAMPLE_INDEX, {VKD3D_TYPE_UINT, 1, SpvBuiltInSampleId, sv_sample_index}},
+    {VKD3D_SIV_SAMPLE_INDEX, {VKD3D_TYPE_UINT, 1, SpvBuiltInSampleId}},
 
     {VKD3D_SIV_CLIP_DISTANCE, {VKD3D_TYPE_FLOAT, 1, SpvBuiltInClipDistance, NULL, true}},
     {VKD3D_SIV_CULL_DISTANCE, {VKD3D_TYPE_FLOAT, 1, SpvBuiltInCullDistance, NULL, true}},
-- 
2.18.1