Józef Kucia : libs/vkd3d: Implement DXGI_FORMAT_A8_UNORM.

[Alexandre Julliard]

Module: vkd3d
Branch: master
Commit: 850f09e7033925c4d7fc77f5e2ad648f20017a88
URL:    https://source.winehq.org/git/vkd3d.git/?a=commit;h=850f09e7033925c4d7fc77f5...

Author: Józef Kucia 
Date:   Tue Feb 13 13:15:03 2018 +0100

libs/vkd3d: Implement DXGI_FORMAT_A8_UNORM.

Signed-off-by: Józef Kucia 
Signed-off-by: Henri Verbeet 
Signed-off-by: Alexandre Julliard

---

libs/vkd3d/resource.c | 7 +++++++
 libs/vkd3d/utils.c    | 1 +
 2 files changed, 8 insertions(+)

diff --git a/libs/vkd3d/resource.c b/libs/vkd3d/resource.c
index 712ff9c..77f4f0d 100644
--- a/libs/vkd3d/resource.c
+++ b/libs/vkd3d/resource.c
@@ -1001,6 +1001,13 @@ static VkResult vkd3d_create_texture_view(struct d3d12_device *device,
         view_desc.components.b = VK_COMPONENT_SWIZZLE_ZERO;
         view_desc.components.a = VK_COMPONENT_SWIZZLE_ZERO;
     }
+    else if (format->dxgi_format == DXGI_FORMAT_A8_UNORM)
+    {
+        view_desc.components.r = VK_COMPONENT_SWIZZLE_ZERO;
+        view_desc.components.g = VK_COMPONENT_SWIZZLE_ZERO;
+        view_desc.components.b = VK_COMPONENT_SWIZZLE_ZERO;
+        view_desc.components.a = VK_COMPONENT_SWIZZLE_R;
+    }
     else
     {
         view_desc.components.r = VK_COMPONENT_SWIZZLE_R;
diff --git a/libs/vkd3d/utils.c b/libs/vkd3d/utils.c
index a326cae..b3a8027 100644
--- a/libs/vkd3d/utils.c
+++ b/libs/vkd3d/utils.c
@@ -50,6 +50,7 @@ static const struct vkd3d_format vkd3d_formats[] =
     {DXGI_FORMAT_R8_UNORM,            VK_FORMAT_R8_UNORM,                 1,  1, 1,  1, COLOR},
     {DXGI_FORMAT_R8_UINT,             VK_FORMAT_R8_UINT,                  1,  1, 1,  1, COLOR},
     {DXGI_FORMAT_R8_SNORM,            VK_FORMAT_R8_SNORM,                 1,  1, 1,  1, COLOR},
+    {DXGI_FORMAT_A8_UNORM,            VK_FORMAT_R8_UNORM,                 1,  1, 1,  1, COLOR},
     {DXGI_FORMAT_B8G8R8A8_UNORM,      VK_FORMAT_B8G8R8A8_UNORM,           4,  1, 1,  1, COLOR},
     {DXGI_FORMAT_B8G8R8A8_TYPELESS,   VK_FORMAT_B8G8R8A8_UNORM,           4,  1, 1,  1, COLOR},
     {DXGI_FORMAT_B8G8R8A8_UNORM_SRGB, VK_FORMAT_B8G8R8A8_SRGB,            4,  1, 1,  1, COLOR},