[PATCH v2 1/2] vkd3d-shader: Introduce VKD3D_SHADER_COMPILE_OPTION_FEATURE_FLOAT64.

[Conor McCarthy]

From: Conor McCarthy

---
 include/vkd3d_shader.h | 1 +
 libs/vkd3d/state.c     | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/include/vkd3d_shader.h b/include/vkd3d_shader.h
index 449b3684a..a8cc3a336 100644
--- a/include/vkd3d_shader.h
+++ b/include/vkd3d_shader.h
@@ -200,6 +200,7 @@ enum vkd3d_shader_compile_option_fragment_coordinate_origin
 enum vkd3d_shader_compile_option_feature_flags
 {
     VKD3D_SHADER_COMPILE_OPTION_FEATURE_INT64         = 0x00000001,
+    VKD3D_SHADER_COMPILE_OPTION_FEATURE_FLOAT64       = 0x00000002,

VKD3D_FORCE_32_BIT_ENUM(VKD3D_SHADER_COMPILE_OPTION_FEATURE_FLAGS),
 };
diff --git a/libs/vkd3d/state.c b/libs/vkd3d/state.c
index 82782e7d5..12a8cd549 100644
--- a/libs/vkd3d/state.c
+++ b/libs/vkd3d/state.c
@@ -2154,6 +2154,8 @@ static unsigned int feature_flags_compile_option(const struct d3d12_device *devi

if (device->feature_options1.Int64ShaderOps)
         flags |= VKD3D_SHADER_COMPILE_OPTION_FEATURE_INT64;
+    if (device->feature_options.DoublePrecisionFloatShaderOps)
+        flags |= VKD3D_SHADER_COMPILE_OPTION_FEATURE_FLOAT64;

return flags;
 }