Matteo Bruni : d3d11: Validate D3D11_RESOURCE_MISC_GENERATE_MIPS flag for 2D textures.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 3561645aa30143d213c2dd420381365b5d2ff298
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=3561645aa30143d213c2dd4203...

Author: Matteo Bruni <mbruni(a)codeweavers.com>
Date:   Fri Nov 24 23:30:01 2017 +0100

d3d11: Validate D3D11_RESOURCE_MISC_GENERATE_MIPS flag for 2D textures.

Signed-off-by: Matteo Bruni <mbruni(a)codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/d3d11/texture.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/dlls/d3d11/texture.c b/dlls/d3d11/texture.c
index ef2c9a2..12186dc 100644
--- a/dlls/d3d11/texture.c
+++ b/dlls/d3d11/texture.c
@@ -472,6 +472,14 @@ static BOOL validate_texture2d_desc(const D3D11_TEXTURE2D_DESC *desc)
         return FALSE;
     }
 
+    if (desc->MiscFlags & D3D11_RESOURCE_MISC_GENERATE_MIPS
+            && (~desc->BindFlags & (D3D11_BIND_RENDER_TARGET | D3D11_BIND_SHADER_RESOURCE)))
+    {
+        WARN("D3D11_RESOURCE_MISC_GENERATE_MIPS used without D3D11_BIND_RENDER_TARGET and "
+                "D3D11_BIND_SHADER_RESOURCE.\n");
+        return FALSE;
+    }
+
     return TRUE;
 }