d3d8: Add a separate function for d3d8 initialization.

dlls/d3d8/d3d8_main.c

@@ -35,27 +35,27 @@ void WINAPI DebugSetMute(void) {
     /* nothing to do */
 }
 
-IDirect3D8* WINAPI DECLSPEC_HOTPATCH Direct3DCreate8(UINT SDKVersion) {
-    IDirect3D8Impl* object;
-    TRACE("SDKVersion = %x\n", SDKVersion);
-
-    wined3d_mutex_lock();
-
-    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirect3D8Impl));
-
-    object->IDirect3D8_iface.lpVtbl = &Direct3D8_Vtbl;
-    object->ref = 1;
-    object->WineD3D = wined3d_create(8, WINED3D_LEGACY_DEPTH_BIAS);
+IDirect3D8 * WINAPI DECLSPEC_HOTPATCH Direct3DCreate8(UINT sdk_version)
+{
+    IDirect3D8Impl *object;
 
-    TRACE("Created Direct3D object @ %p, WineObj @ %p\n", object, object->WineD3D);
+    TRACE("sdk_version %#x.\n", sdk_version);
 
-    wined3d_mutex_unlock();
+    if (!(object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object))))
+    {
+        ERR("Failed to allocate d3d8 object memory.\n");
+        return NULL;
+    }
 
-    if (!object->WineD3D)
+    if (!d3d8_init(object))
     {
-        HeapFree( GetProcessHeap(), 0, object );
-        object = NULL;
+        WARN("Failed to initialize d3d8.\n");
+        HeapFree(GetProcessHeap(), 0, object);
+        return NULL;
     }
+
+    TRACE("Created d3d8 object %p.\n", object);
+
     return &object->IDirect3D8_iface;
 }
 

dlls/d3d8/d3d8_private.h

@@ -110,19 +110,6 @@ typedef struct IDirect3DSwapChain8Impl IDirect3DSwapChain8Impl;
 typedef struct IDirect3DVolume8Impl IDirect3DVolume8Impl;
 typedef struct IDirect3DVertexBuffer8Impl IDirect3DVertexBuffer8Impl;
 
-/* ===========================================================================
-    The interfaces themselves
-   =========================================================================== */
-
-/* ---------- */
-/* IDirect3D8 */
-/* ---------- */
-
-/*****************************************************************************
- * Predeclare the interface implementation structures
- */
-extern const IDirect3D8Vtbl Direct3D8_Vtbl DECLSPEC_HIDDEN;
-
 /*****************************************************************************
  * IDirect3D implementation structure
  */
@@ -133,6 +120,8 @@ struct IDirect3D8Impl
     struct wined3d *WineD3D;
 };
 
+BOOL d3d8_init(IDirect3D8Impl *d3d8) DECLSPEC_HIDDEN;
+
 /*****************************************************************************
  * IDirect3DDevice8 implementation structure
  */

dlls/d3d8/directx.c

@@ -378,7 +378,7 @@ static HRESULT WINAPI IDirect3D8Impl_CreateDevice(IDirect3D8 *iface, UINT adapte
     return D3D_OK;
 }
 
-const IDirect3D8Vtbl Direct3D8_Vtbl =
+static const struct IDirect3D8Vtbl Direct3D8_Vtbl =
 {
     /* IUnknown */
     IDirect3D8Impl_QueryInterface,
@@ -399,3 +399,17 @@ const IDirect3D8Vtbl Direct3D8_Vtbl =
     IDirect3D8Impl_GetAdapterMonitor,
     IDirect3D8Impl_CreateDevice
 };
+
+BOOL d3d8_init(IDirect3D8Impl *d3d8)
+{
+    d3d8->IDirect3D8_iface.lpVtbl = &Direct3D8_Vtbl;
+    d3d8->ref = 1;
+
+    wined3d_mutex_lock();
+    d3d8->WineD3D = wined3d_create(8, WINED3D_LEGACY_DEPTH_BIAS);
+    wined3d_mutex_unlock();
+    if (!d3d8->WineD3D)
+        return FALSE;
+
+    return TRUE;
+}