wined3d: Remove the buffer fvf.
diff --git a/dlls/d3d8/device.c b/dlls/d3d8/device.c
index 352018f..057d895 100644
--- a/dlls/d3d8/device.c
+++ b/dlls/d3d8/device.c
@@ -737,7 +737,9 @@
     object->lpVtbl = &Direct3DVertexBuffer8_Vtbl;
     object->ref = 1;
     EnterCriticalSection(&d3d8_cs);
-    hrc = IWineD3DDevice_CreateVertexBuffer(This->WineD3DDevice, Size, Usage & WINED3DUSAGE_MASK, FVF, (WINED3DPOOL) Pool, &(object->wineD3DVertexBuffer), NULL, (IUnknown *)object);
+    hrc = IWineD3DDevice_CreateVertexBuffer(This->WineD3DDevice, Size, Usage & WINED3DUSAGE_MASK,
+            0 /* fvf for ddraw only */, (WINED3DPOOL) Pool, &(object->wineD3DVertexBuffer), NULL,
+            (IUnknown *)object);
     LeaveCriticalSection(&d3d8_cs);
     object->fvf = FVF;
 
@@ -1662,10 +1664,11 @@
 static HRESULT WINAPI IDirect3DDevice8Impl_ProcessVertices(LPDIRECT3DDEVICE8 iface, UINT SrcStartIndex,UINT DestIndex,UINT VertexCount,IDirect3DVertexBuffer8* pDestBuffer,DWORD Flags) {
     IDirect3DDevice8Impl *This = (IDirect3DDevice8Impl *)iface;
     HRESULT hr;
+    IDirect3DVertexBuffer8Impl *dest = (IDirect3DVertexBuffer8Impl *) pDestBuffer;
     TRACE("(%p) Relay\n" , This);
 
     EnterCriticalSection(&d3d8_cs);
-    hr = IWineD3DDevice_ProcessVertices(This->WineD3DDevice,SrcStartIndex, DestIndex, VertexCount, ((IDirect3DVertexBuffer8Impl *)pDestBuffer)->wineD3DVertexBuffer, NULL, Flags);
+    hr = IWineD3DDevice_ProcessVertices(This->WineD3DDevice,SrcStartIndex, DestIndex, VertexCount, dest->wineD3DVertexBuffer, NULL, Flags, dest->fvf);
     LeaveCriticalSection(&d3d8_cs);
     return hr;
 }
diff --git a/dlls/d3d9/device.c b/dlls/d3d9/device.c
index 0d335fc..bfbfe97 100644
--- a/dlls/d3d9/device.c
+++ b/dlls/d3d9/device.c
@@ -1449,10 +1449,11 @@
     IDirect3DDevice9Impl *This = (IDirect3DDevice9Impl *)iface;
     IDirect3DVertexDeclaration9Impl *Decl = (IDirect3DVertexDeclaration9Impl *) pVertexDecl;
     HRESULT hr;
+    IDirect3DVertexBuffer9Impl *dest = (IDirect3DVertexBuffer9Impl *) pDestBuffer;
     TRACE("(%p) Relay\n" , This);
 
     EnterCriticalSection(&d3d9_cs);
-    hr = IWineD3DDevice_ProcessVertices(This->WineD3DDevice,SrcStartIndex, DestIndex, VertexCount, ((IDirect3DVertexBuffer9Impl *)pDestBuffer)->wineD3DVertexBuffer, Decl ? Decl->wineD3DVertexDeclaration : NULL, Flags);
+    hr = IWineD3DDevice_ProcessVertices(This->WineD3DDevice,SrcStartIndex, DestIndex, VertexCount, dest->wineD3DVertexBuffer, Decl ? Decl->wineD3DVertexDeclaration : NULL, Flags, dest->fvf);
     LeaveCriticalSection(&d3d9_cs);
     return hr;
 }
diff --git a/dlls/d3d9/vertexbuffer.c b/dlls/d3d9/vertexbuffer.c
index d13ebef..71a9ca7 100644
--- a/dlls/d3d9/vertexbuffer.c
+++ b/dlls/d3d9/vertexbuffer.c
@@ -247,7 +247,9 @@
     object->ref = 1;
     object->fvf = FVF;
     EnterCriticalSection(&d3d9_cs);
-    hrc = IWineD3DDevice_CreateVertexBuffer(This->WineD3DDevice, Size, Usage & WINED3DUSAGE_MASK, FVF, (WINED3DPOOL) Pool, &(object->wineD3DVertexBuffer), pSharedHandle, (IUnknown *)object);
+    hrc = IWineD3DDevice_CreateVertexBuffer(This->WineD3DDevice, Size, Usage & WINED3DUSAGE_MASK,
+            0 /* fvf for ddraw only */, (WINED3DPOOL) Pool, &(object->wineD3DVertexBuffer),
+            pSharedHandle, (IUnknown *)object);
     LeaveCriticalSection(&d3d9_cs);
     
     if (hrc != D3D_OK) {
diff --git a/dlls/ddraw/vertexbuffer.c b/dlls/ddraw/vertexbuffer.c
index de94791..df7528b 100644
--- a/dlls/ddraw/vertexbuffer.c
+++ b/dlls/ddraw/vertexbuffer.c
@@ -384,7 +384,8 @@
                                         Count,
                                         This->wineD3DVertexBuffer,
                                         NULL /* Output vdecl */,
-                                        Flags);
+                                        Flags,
+                                        This->fvf);
 
     /* Restore the states if needed */
     if(doClip != oldClip)
diff --git a/dlls/wined3d/buffer.c b/dlls/wined3d/buffer.c
index 1945474..0c53c23 100644
--- a/dlls/wined3d/buffer.c
+++ b/dlls/wined3d/buffer.c
@@ -317,11 +317,15 @@
      * processing, FLOAT4 POSITIONT with fixed function, and FLOAT16 if
      * GL_NV_half_float is not supported.
      *
+     * Note for d3d8 and d3d9:
      * The vertex buffer FVF doesn't help with finding them, we have to use
      * the decoded vertex declaration and pick the things that concern the
      * current buffer. A problem with this is that this can change between
      * draws, so we have to validate the information and reprocess the buffer
      * if it changes, and avoid false positives for performance reasons.
+     * WineD3D doesn't even know the vertex buffer any more, it is managed
+     * by the client libraries and passed to SetStreamSource and ProcessVertices
+     * as needed.
      *
      * We have to distinguish between vertex shaders and fixed function to
      * pick the way we access the strided vertex information.
@@ -938,7 +942,6 @@
     desc->Usage = This->resource.usage;
     desc->Pool = This->resource.pool;
     desc->Size = This->resource.size;
-    desc->FVF = This->fvf;
 
     return WINED3D_OK;
 }
diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index d0fcf59..fc968db 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -552,8 +552,6 @@
     TRACE("(%p) : Size=%d, Usage=0x%08x, FVF=%x, Pool=%d - Memory@%p, Iface@%p\n", This, Size, Usage, FVF, Pool, object->resource.allocatedMemory, object);
     *ppVertexBuffer = (IWineD3DBuffer *)object;
 
-    object->fvf = FVF;
-
     /* Observations show that drawStridedSlow is faster on dynamic VBs than converting +
      * drawStridedFast (half-life 2).
      *
@@ -4506,11 +4504,11 @@
 
 #define copy_and_next(dest, src, size) memcpy(dest, src, size); dest += (size)
 static HRESULT process_vertices_strided(IWineD3DDeviceImpl *This, DWORD dwDestIndex, DWORD dwCount,
-        const struct wined3d_stream_info *stream_info, struct wined3d_buffer *dest, DWORD dwFlags)
+        const struct wined3d_stream_info *stream_info, struct wined3d_buffer *dest, DWORD dwFlags,
+        DWORD DestFVF)
 {
     char *dest_ptr, *dest_conv = NULL, *dest_conv_addr = NULL;
     unsigned int i;
-    DWORD DestFVF = dest->fvf;
     WINED3DVIEWPORT vp;
     WINED3DMATRIX mat, proj_mat, view_mat, world_mat;
     BOOL doClip;
@@ -4866,7 +4864,8 @@
 #undef copy_and_next
 
 static HRESULT WINAPI IWineD3DDeviceImpl_ProcessVertices(IWineD3DDevice *iface, UINT SrcStartIndex, UINT DestIndex,
-        UINT VertexCount, IWineD3DBuffer *pDestBuffer, IWineD3DVertexDeclaration *pVertexDecl, DWORD Flags)
+        UINT VertexCount, IWineD3DBuffer *pDestBuffer, IWineD3DVertexDeclaration *pVertexDecl, DWORD Flags,
+        DWORD DestFVF)
 {
     IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
     struct wined3d_stream_info stream_info;
@@ -4912,7 +4911,7 @@
     }
 
     return process_vertices_strided(This, DestIndex, VertexCount, &stream_info,
-            (struct wined3d_buffer *)pDestBuffer, Flags);
+            (struct wined3d_buffer *)pDestBuffer, Flags, DestFVF);
 }
 
 /*****
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index 59944a4..4076912 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -2095,9 +2095,6 @@
     UINT dirty_end;
     LONG lock_count;
 
-    /* legacy vertex buffers */
-    DWORD fvf;
-
     /* conversion stuff */
     UINT conversion_count;
     UINT draw_count;
diff --git a/include/wine/wined3d.idl b/include/wine/wined3d.idl
index b33b8ca..f6e5ef5 100644
--- a/include/wine/wined3d.idl
+++ b/include/wine/wined3d.idl
@@ -1869,7 +1869,6 @@
     DWORD Usage;
     WINED3DPOOL Pool;
     UINT Size;
-    DWORD FVF;
 } WINED3DBUFFER_DESC;
 
 typedef struct glDescriptor
@@ -3349,7 +3348,8 @@
         [in] UINT vertex_count,
         [in] IWineD3DBuffer *dest_buffer,
         [in] IWineD3DVertexDeclaration *declaration,
-        [in] DWORD flags
+        [in] DWORD flags,
+        [in] DWORD DestFVF
     );
     HRESULT BeginStateBlock(
     );