ddraw: COM cleanup for the IDirect3D iface.

dlls/ddraw/ddraw.c

@@ -66,6 +66,11 @@ static inline IDirectDrawImpl *ddraw_from_ddraw4(IDirectDraw4 *iface)
     return (IDirectDrawImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawImpl, IDirectDraw4_vtbl));
 }
 
+static inline IDirectDrawImpl *impl_from_IDirect3D(IDirect3D *iface)
+{
+    return CONTAINING_RECORD(iface, IDirectDrawImpl, IDirect3D_iface);
+}
+
 /*****************************************************************************
  * IUnknown Methods
  *****************************************************************************/
@@ -174,7 +179,7 @@ static HRESULT WINAPI ddraw7_QueryInterface(IDirectDraw7 *iface, REFIID refiid,
         if ( IsEqualGUID( &IID_IDirect3D  , refiid ) )
         {
             This->d3dversion = 1;
-            *obj = &This->IDirect3D_vtbl;
+            *obj = &This->IDirect3D_iface;
             TRACE(" returning Direct3D interface at %p.\n", *obj);
         }
         else if ( IsEqualGUID( &IID_IDirect3D2  , refiid ) )
@@ -265,9 +270,11 @@ static HRESULT WINAPI d3d2_QueryInterface(IDirect3D2 *iface, REFIID riid, void *
 
 static HRESULT WINAPI d3d1_QueryInterface(IDirect3D *iface, REFIID riid, void **object)
 {
+    IDirectDrawImpl *This = impl_from_IDirect3D(iface);
+
     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), object);
 
-    return ddraw7_QueryInterface((IDirectDraw7 *)ddraw_from_d3d1(iface), riid, object);
+    return ddraw7_QueryInterface((IDirectDraw7 *)This, riid, object);
 }
 
 /*****************************************************************************
@@ -371,9 +378,11 @@ static ULONG WINAPI d3d2_AddRef(IDirect3D2 *iface)
 
 static ULONG WINAPI d3d1_AddRef(IDirect3D *iface)
 {
+    IDirectDrawImpl *This = impl_from_IDirect3D(iface);
+
     TRACE("iface %p.\n", iface);
 
-    return ddraw1_AddRef((IDirectDraw *)&ddraw_from_d3d1(iface)->IDirectDraw_vtbl);
+    return ddraw1_AddRef((IDirectDraw *)&This->IDirectDraw_vtbl);
 }
 
 /*****************************************************************************
@@ -506,9 +515,11 @@ static ULONG WINAPI d3d2_Release(IDirect3D2 *iface)
 
 static ULONG WINAPI d3d1_Release(IDirect3D *iface)
 {
+    IDirectDrawImpl *This = impl_from_IDirect3D(iface);
+
     TRACE("iface %p.\n", iface);
 
-    return ddraw1_Release((IDirectDraw *)&ddraw_from_d3d1(iface)->IDirectDraw_vtbl);
+    return ddraw1_Release((IDirectDraw *)&This->IDirectDraw_vtbl);
 }
 
 /*****************************************************************************
@@ -4257,9 +4268,11 @@ static HRESULT WINAPI d3d2_EnumDevices(IDirect3D2 *iface, LPD3DENUMDEVICESCALLBA
 
 static HRESULT WINAPI d3d1_EnumDevices(IDirect3D *iface, LPD3DENUMDEVICESCALLBACK callback, void *context)
 {
+    IDirectDrawImpl *This = impl_from_IDirect3D(iface);
+
     TRACE("iface %p, callback %p, context %p.\n", iface, callback, context);
 
-    return d3d3_EnumDevices((IDirect3D3 *)&ddraw_from_d3d1(iface)->IDirect3D3_vtbl, callback, context);
+    return d3d3_EnumDevices((IDirect3D3 *)&This->IDirect3D3_vtbl, callback, context);
 }
 
 /*****************************************************************************
@@ -4315,9 +4328,11 @@ static HRESULT WINAPI d3d2_CreateLight(IDirect3D2 *iface, IDirect3DLight **light
 
 static HRESULT WINAPI d3d1_CreateLight(IDirect3D *iface, IDirect3DLight **light, IUnknown *outer_unknown)
 {
+    IDirectDrawImpl *This = impl_from_IDirect3D(iface);
+
     TRACE("iface %p, light %p, outer_unknown %p.\n", iface, light, outer_unknown);
 
-    return d3d3_CreateLight((IDirect3D3 *)&ddraw_from_d3d1(iface)->IDirect3D3_vtbl, light, outer_unknown);
+    return d3d3_CreateLight((IDirect3D3 *)&This->IDirect3D3_vtbl, light, outer_unknown);
 }
 
 /*****************************************************************************
@@ -4383,9 +4398,11 @@ static HRESULT WINAPI d3d1_CreateMaterial(IDirect3D *iface, IDirect3DMaterial **
     IDirect3DMaterial3 *material3;
     HRESULT hr;
 
+    IDirectDrawImpl *This = impl_from_IDirect3D(iface);
+
     TRACE("iface %p, material %p, outer_unknown %p.\n", iface, material, outer_unknown);
 
-    hr = d3d3_CreateMaterial((IDirect3D3 *)&ddraw_from_d3d1(iface)->IDirect3D3_vtbl, &material3, outer_unknown);
+    hr = d3d3_CreateMaterial((IDirect3D3 *)&This->IDirect3D3_vtbl, &material3, outer_unknown);
     *material = material3 ? (IDirect3DMaterial *)&((IDirect3DMaterialImpl *)material3)->IDirect3DMaterial_vtbl : NULL;
 
     TRACE("Returning material %p.\n", *material);
@@ -4446,9 +4463,11 @@ static HRESULT WINAPI d3d2_CreateViewport(IDirect3D2 *iface, IDirect3DViewport2
 
 static HRESULT WINAPI d3d1_CreateViewport(IDirect3D *iface, IDirect3DViewport **viewport, IUnknown *outer_unknown)
 {
+    IDirectDrawImpl *This = impl_from_IDirect3D(iface);
+
     TRACE("iface %p, viewport %p, outer_unknown %p.\n", iface, viewport, outer_unknown);
 
-    return d3d3_CreateViewport((IDirect3D3 *)&ddraw_from_d3d1(iface)->IDirect3D3_vtbl,
+    return d3d3_CreateViewport((IDirect3D3 *)&This->IDirect3D3_vtbl,
             (IDirect3DViewport3 **)viewport, outer_unknown);
 }
 
@@ -4525,9 +4544,11 @@ static HRESULT WINAPI d3d2_FindDevice(IDirect3D2 *iface, D3DFINDDEVICESEARCH *fd
 
 static HRESULT WINAPI d3d1_FindDevice(IDirect3D *iface, D3DFINDDEVICESEARCH *fds, D3DFINDDEVICERESULT *fdr)
 {
+    IDirectDrawImpl *This = impl_from_IDirect3D(iface);
+
     TRACE("iface %p, fds %p, fdr %p.\n", iface, fds, fdr);
 
-    return d3d3_FindDevice((IDirect3D3 *)&ddraw_from_d3d1(iface)->IDirect3D3_vtbl, fds, fdr);
+    return d3d3_FindDevice((IDirect3D3 *)&This->IDirect3D3_vtbl, fds, fdr);
 }
 
 /*****************************************************************************
@@ -5762,7 +5783,7 @@ HRESULT ddraw_init(IDirectDrawImpl *ddraw, WINED3DDEVTYPE device_type)
     ddraw->IDirectDraw2_vtbl = &ddraw2_vtbl;
     ddraw->IDirectDraw3_vtbl = &ddraw3_vtbl;
     ddraw->IDirectDraw4_vtbl = &ddraw4_vtbl;
-    ddraw->IDirect3D_vtbl = &d3d1_vtbl;
+    ddraw->IDirect3D_iface.lpVtbl = &d3d1_vtbl;
     ddraw->IDirect3D2_vtbl = &d3d2_vtbl;
     ddraw->IDirect3D3_vtbl = &d3d3_vtbl;
     ddraw->IDirect3D7_vtbl = &d3d7_vtbl;

dlls/ddraw/ddraw_private.h

@@ -104,7 +104,7 @@ struct IDirectDrawImpl
     const IDirect3D7Vtbl *IDirect3D7_vtbl;
     const IDirect3D3Vtbl *IDirect3D3_vtbl;
     const IDirect3D2Vtbl *IDirect3D2_vtbl;
-    const IDirect3DVtbl *IDirect3D_vtbl;
+    IDirect3D IDirect3D_iface;
     const IWineD3DDeviceParentVtbl *device_parent_vtbl;
 
     /* See comment in IDirectDraw::AddRef */
@@ -184,11 +184,6 @@ HRESULT WINAPI ddraw_recreate_surfaces_cb(IDirectDrawSurface7 *surf,
         DDSURFACEDESC2 *desc, void *Context) DECLSPEC_HIDDEN;
 IWineD3DVertexDeclaration *ddraw_find_decl(IDirectDrawImpl *This, DWORD fvf) DECLSPEC_HIDDEN;
 
-static inline IDirectDrawImpl *ddraw_from_d3d1(IDirect3D *iface)
-{
-    return (IDirectDrawImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawImpl, IDirect3D_vtbl));
-}
-
 static inline IDirectDrawImpl *ddraw_from_d3d2(IDirect3D2 *iface)
 {
     return (IDirectDrawImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawImpl, IDirect3D2_vtbl));

dlls/ddraw/device.c

@@ -141,7 +141,7 @@ IDirect3DDeviceImpl_7_QueryInterface(IDirect3DDevice7 *iface,
     /* Direct3D */
     else if ( IsEqualGUID( &IID_IDirect3D  , refiid ) )
     {
-        *obj = &This->ddraw->IDirect3D_vtbl;
+        *obj = &This->ddraw->IDirect3D_iface;
         TRACE("(%p) Returning IDirect3D interface at %p\n", This, *obj);
     }
     else if ( IsEqualGUID( &IID_IDirect3D2 , refiid ) )
@@ -1769,8 +1769,8 @@ static HRESULT WINAPI IDirect3DDeviceImpl_1_GetDirect3D(IDirect3DDevice *iface,
     if(!Direct3D)
         return DDERR_INVALIDPARAMS;
 
-    IDirect3D_AddRef((IDirect3D *)&This->ddraw->IDirect3D_vtbl);
-    *Direct3D = (IDirect3D *)&This->ddraw->IDirect3D_vtbl;
+    IDirect3D_AddRef(&This->ddraw->IDirect3D_iface);
+    *Direct3D = &This->ddraw->IDirect3D_iface;
     TRACE(" returning interface %p\n", *Direct3D);
     return D3D_OK;
 }