d3d8: Add a separate function for volume texture initialization.

dlls/d3d8/d3d8_private.h

@@ -440,11 +440,6 @@ struct IDirect3DTexture8Impl
 /* ----------------------- */
 
 /*****************************************************************************
- * Predeclare the interface implementation structures
- */
-extern const IDirect3DVolumeTexture8Vtbl Direct3DVolumeTexture8_Vtbl;
-
-/*****************************************************************************
  * IDirect3DVolumeTexture8 implementation structure
  */
 struct IDirect3DVolumeTexture8Impl
@@ -460,6 +455,9 @@ struct IDirect3DVolumeTexture8Impl
     LPDIRECT3DDEVICE8                  parentDevice;
 };
 
+HRESULT volumetexture_init(IDirect3DVolumeTexture8Impl *texture, IDirect3DDevice8Impl *device,
+        UINT width, UINT height, UINT depth, UINT levels, DWORD usage, D3DFORMAT format, D3DPOOL pool);
+
 /* ----------------------- */
 /* IDirect3DStateBlockImpl */
 /* ----------------------- */

dlls/d3d8/device.c

@@ -695,45 +695,35 @@ static HRESULT WINAPI IDirect3DDevice8Impl_CreateTexture(LPDIRECT3DDEVICE8 iface
 }
 
 static HRESULT WINAPI IDirect3DDevice8Impl_CreateVolumeTexture(IDirect3DDevice8 *iface,
-        UINT Width, UINT Height, UINT Depth, UINT Levels, DWORD Usage, D3DFORMAT Format,
-        D3DPOOL Pool, IDirect3DVolumeTexture8 **ppVolumeTexture)
+        UINT width, UINT height, UINT depth, UINT levels, DWORD usage, D3DFORMAT format,
+        D3DPOOL pool, IDirect3DVolumeTexture8 **texture)
 {
-    IDirect3DVolumeTexture8Impl *object;
     IDirect3DDevice8Impl *This = (IDirect3DDevice8Impl *)iface;
-    HRESULT hrc = D3D_OK;
+    IDirect3DVolumeTexture8Impl *object;
+    HRESULT hr;
 
-    TRACE("(%p) Relay\n", This);
+    TRACE("iface %p, width %u, height %u, depth %u, levels %u, usage %#x, format %#x, pool %#x, texture %p.\n",
+            iface, width, height, depth, levels, usage, format, pool, texture);
 
-    /* Allocate the storage for the device */
-    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirect3DVolumeTexture8Impl));
-    if (NULL == object) {
-        FIXME("(%p) allocation of memory failed\n", This);
-        *ppVolumeTexture = NULL;
+    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
+    if (!object)
+    {
+        ERR("Failed to allocate volume texture memory.\n");
         return D3DERR_OUTOFVIDEOMEMORY;
     }
 
-    object->lpVtbl = &Direct3DVolumeTexture8_Vtbl;
-    object->ref = 1;
-
-    wined3d_mutex_lock();
-    hrc = IWineD3DDevice_CreateVolumeTexture(This->WineD3DDevice, Width, Height, Depth, Levels,
-            Usage & WINED3DUSAGE_MASK, wined3dformat_from_d3dformat(Format),
-            Pool, &object->wineD3DVolumeTexture, (IUnknown *)object);
-    wined3d_mutex_unlock();
-
-    if (hrc != D3D_OK) {
-
-        /* free up object */
-        FIXME("(%p) call to IWineD3DDevice_CreateVolumeTexture failed\n", This);
+    hr = volumetexture_init(object, This, width, height, depth, levels, usage, format, pool);
+    if (FAILED(hr))
+    {
+        WARN("Failed to initialize volume texture, hr %#x.\n", hr);
         HeapFree(GetProcessHeap(), 0, object);
-        *ppVolumeTexture = NULL;
-    } else {
-        IUnknown_AddRef(iface);
-        object->parentDevice = iface;
-        *ppVolumeTexture = (LPDIRECT3DVOLUMETEXTURE8) object;
+        return hr;
     }
-    TRACE("(%p)  returning %p\n", This , *ppVolumeTexture);
-    return hrc;
+
+    TRACE("Created volume texture %p.\n", object);
+    *texture = (IDirect3DVolumeTexture8 *)object;
+
+    return D3D_OK;
 }
 
 static HRESULT WINAPI IDirect3DDevice8Impl_CreateCubeTexture(IDirect3DDevice8 *iface, UINT EdgeLength,

dlls/d3d8/volumetexture.c

@@ -285,8 +285,7 @@ static HRESULT WINAPI IDirect3DVolumeTexture8Impl_AddDirtyBox(LPDIRECT3DVOLUMETE
     return hr;
 }
 
-
-const IDirect3DVolumeTexture8Vtbl Direct3DVolumeTexture8_Vtbl =
+static const IDirect3DVolumeTexture8Vtbl Direct3DVolumeTexture8_Vtbl =
 {
     /* IUnknown */
     IDirect3DVolumeTexture8Impl_QueryInterface,
@@ -312,3 +311,28 @@ const IDirect3DVolumeTexture8Vtbl Direct3DVolumeTexture8_Vtbl =
     IDirect3DVolumeTexture8Impl_UnlockBox,
     IDirect3DVolumeTexture8Impl_AddDirtyBox
 };
+
+HRESULT volumetexture_init(IDirect3DVolumeTexture8Impl *texture, IDirect3DDevice8Impl *device,
+        UINT width, UINT height, UINT depth, UINT levels, DWORD usage, D3DFORMAT format, D3DPOOL pool)
+{
+    HRESULT hr;
+
+    texture->lpVtbl = &Direct3DVolumeTexture8_Vtbl;
+    texture->ref = 1;
+
+    wined3d_mutex_lock();
+    hr = IWineD3DDevice_CreateVolumeTexture(device->WineD3DDevice, width, height, depth, levels,
+            usage & WINED3DUSAGE_MASK, wined3dformat_from_d3dformat(format),
+            pool, &texture->wineD3DVolumeTexture, (IUnknown *)texture);
+    wined3d_mutex_unlock();
+    if (FAILED(hr))
+    {
+        WARN("Failed to create wined3d volume texture, hr %#x.\n", hr);
+        return hr;
+    }
+
+    texture->parentDevice = (IDirect3DDevice8 *)device;
+    IDirect3DDevice8_AddRef(texture->parentDevice);
+
+    return D3D_OK;
+}