d3d9: Introduce a wined3d_usage_from_d3d() helper.

dlls/d3d9/buffer.c

@@ -303,7 +303,7 @@ HRESULT vertexbuffer_init(struct d3d9_vertexbuffer *buffer, struct d3d9_device *
     d3d9_resource_init(&buffer->resource);
 
     desc.byte_width = size;
-    desc.usage = usage & WINED3DUSAGE_MASK;
+    desc.usage = wined3d_usage_from_d3d(pool, usage);
     desc.bind_flags = 0;
     desc.access = wined3daccess_from_d3dpool(pool, usage) | map_access_from_usage(usage);
     /* Buffers are always readable. */
@@ -611,7 +611,7 @@ HRESULT indexbuffer_init(struct d3d9_indexbuffer *buffer, struct d3d9_device *de
         return D3DERR_INVALIDCALL;
 
     desc.byte_width = size;
-    desc.usage = (usage & WINED3DUSAGE_MASK) | WINED3DUSAGE_STATICDECL;
+    desc.usage = wined3d_usage_from_d3d(pool, usage) | WINED3DUSAGE_STATICDECL;
     desc.bind_flags = 0;
     desc.access = wined3daccess_from_d3dpool(pool, usage) | map_access_from_usage(usage);
     /* Buffers are always readable. */

dlls/d3d9/d3d9_private.h

@@ -373,6 +373,14 @@ static inline unsigned int wined3daccess_from_d3dpool(D3DPOOL pool, unsigned int
     return access;
 }
 
+static inline unsigned int wined3d_usage_from_d3d(D3DPOOL pool, DWORD usage)
+{
+    usage &= WINED3DUSAGE_MASK;
+    if (pool == D3DPOOL_SCRATCH)
+        usage |= WINED3DUSAGE_SCRATCH;
+    return usage;
+}
+
 static inline unsigned int wined3d_bind_flags_from_d3d9_usage(DWORD usage)
 {
     unsigned int bind_flags = 0;
@@ -385,11 +393,6 @@ static inline unsigned int wined3d_bind_flags_from_d3d9_usage(DWORD usage)
     return bind_flags;
 }
 
-static inline DWORD wined3dusage_from_d3dusage(unsigned int usage)
-{
-    return usage & WINED3DUSAGE_MASK;
-}
-
 static inline enum wined3d_multisample_type wined3d_multisample_type_from_d3d(D3DMULTISAMPLE_TYPE type)
 {
     return (enum wined3d_multisample_type)type;

dlls/d3d9/device.c

@@ -1976,10 +1976,8 @@ static HRESULT WINAPI d3d9_device_CreateOffscreenPlainSurface(IDirect3DDevice9Ex
         }
     }
 
-    usage = 0;
-    if (pool == D3DPOOL_SCRATCH)
-        usage |= WINED3DUSAGE_SCRATCH;
-    access = wined3daccess_from_d3dpool(pool, usage)
+    usage = wined3d_usage_from_d3d(pool, 0);
+    access = wined3daccess_from_d3dpool(pool, 0)
             | WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
 
     return d3d9_device_create_surface(device, 0, wined3dformat_from_d3dformat(format),

dlls/d3d9/texture.c

@@ -1317,9 +1317,7 @@ HRESULT texture_init(struct d3d9_texture *texture, struct d3d9_device *device,
     desc.format = wined3dformat_from_d3dformat(format);
     desc.multisample_type = WINED3D_MULTISAMPLE_NONE;
     desc.multisample_quality = 0;
-    desc.usage = wined3dusage_from_d3dusage(usage);
-    if (pool == D3DPOOL_SCRATCH)
-        desc.usage |= WINED3DUSAGE_SCRATCH;
+    desc.usage = wined3d_usage_from_d3d(pool, usage);
     desc.bind_flags = wined3d_bind_flags_from_d3d9_usage(usage) | WINED3D_BIND_SHADER_RESOURCE;
     desc.access = wined3daccess_from_d3dpool(pool, usage);
     desc.width = width;
@@ -1414,10 +1412,7 @@ HRESULT cubetexture_init(struct d3d9_texture *texture, struct d3d9_device *devic
     desc.format = wined3dformat_from_d3dformat(format);
     desc.multisample_type = WINED3D_MULTISAMPLE_NONE;
     desc.multisample_quality = 0;
-    desc.usage = wined3dusage_from_d3dusage(usage);
-    desc.usage |= WINED3DUSAGE_LEGACY_CUBEMAP;
-    if (pool == D3DPOOL_SCRATCH)
-        desc.usage |= WINED3DUSAGE_SCRATCH;
+    desc.usage = wined3d_usage_from_d3d(pool, usage) | WINED3DUSAGE_LEGACY_CUBEMAP;
     desc.bind_flags = wined3d_bind_flags_from_d3d9_usage(usage) | WINED3D_BIND_SHADER_RESOURCE;
     desc.access = wined3daccess_from_d3dpool(pool, usage);
     desc.width = edge_length;
@@ -1500,9 +1495,7 @@ HRESULT volumetexture_init(struct d3d9_texture *texture, struct d3d9_device *dev
     desc.format = wined3dformat_from_d3dformat(format);
     desc.multisample_type = WINED3D_MULTISAMPLE_NONE;
     desc.multisample_quality = 0;
-    desc.usage = wined3dusage_from_d3dusage(usage);
-    if (pool == D3DPOOL_SCRATCH)
-        desc.usage |= WINED3DUSAGE_SCRATCH;
+    desc.usage = wined3d_usage_from_d3d(pool, usage);
     desc.bind_flags = wined3d_bind_flags_from_d3d9_usage(usage) | WINED3D_BIND_SHADER_RESOURCE;
     desc.access = wined3daccess_from_d3dpool(pool, usage);
     desc.width = width;