Roderick Colenbrander : wined3d: Add reporting of D3DRTYPE_VOLUME capabilties.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 616944ae7e990946ad2a6e8235c017a482dfb93c
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=616944ae7e990946ad2a6e8235...

Author: Roderick Colenbrander <thunderbird2k(a)gmx.net>
Date:   Fri Mar 21 20:57:14 2008 +0000

wined3d: Add reporting of D3DRTYPE_VOLUME capabilties.

We assume it has the same capabilities as VOLUMETEXTURE. MSDN is very
vague on this topic. Intel/Nvidia/ATI drivers seem to offer nearly the
same caps on both, so do that too.

---

 dlls/wined3d/directx.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/dlls/wined3d/directx.c b/dlls/wined3d/directx.c
index 7ed9739..db351ee 100644
--- a/dlls/wined3d/directx.c
+++ b/dlls/wined3d/directx.c
@@ -2421,8 +2421,11 @@ static HRESULT WINAPI IWineD3DImpl_CheckDeviceFormat(IWineD3D *iface, UINT Adapt
             if(Usage & WINED3DUSAGE_DEPTHSTENCIL)
                 UsageCaps |= WINED3DUSAGE_DEPTHSTENCIL;
         }
-    } else if(RType == WINED3DRTYPE_VOLUMETEXTURE) {
-        /* Volumetexture allows:
+    } else if((RType == WINED3DRTYPE_VOLUME) || (RType == WINED3DRTYPE_VOLUMETEXTURE)) {
+        /* Volume is to VolumeTexture what Surface is to Texture but its usage caps are not documented.
+         * Most driver seem to offer (nearly) the same on Volume and VolumeTexture, so do that too.
+         *
+         * Volumetexture allows:
          *                      - D3DUSAGE_DYNAMIC
          *                      - D3DUSAGE_NONSECURE (d3d9ex)
          *                      - D3DUSAGE_SOFTWAREPROCESSING