d3d8: Fix QueryInterface.
[wine] / dlls / d3d8 / stateblock.c
1 /*
2  * IDirect3DStateBlock8 implementation
3  *
4  * Copyright 2002-2003 Raphael Junqueira
5  * Copyright 2002-2003 Jason Edmeades
6  * Copyright 2005 Oliver Stieber
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with this library; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21  */
22
23 #include "config.h"
24 #include "d3d8_private.h"
25
26 WINE_DEFAULT_DEBUG_CHANNEL(d3d8);
27
28 /* NOTE: DirectX8 doesn't export a IDirect3DStateBlock8, the interface is used internally to keep d3d8 and d3d9 as simila as possible */
29 /* IDirect3DStateBlock8 IUnknown parts follow: */
30 HRESULT WINAPI IDirect3DStateBlock8Impl_QueryInterface(IDirect3DStateBlock8 *iface, REFIID riid, LPVOID *ppobj) {
31     IDirect3DStateBlock8Impl *This = (IDirect3DStateBlock8Impl *)iface;
32
33     if (IsEqualGUID(riid, &IID_IUnknown)
34         || IsEqualGUID(riid, &IID_IDirect3DStateBlock8)) {
35         IUnknown_AddRef(iface);
36         *ppobj = This;
37         return S_OK;
38     }
39
40     WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
41     *ppobj = NULL;
42     return E_NOINTERFACE;
43 }
44
45 ULONG WINAPI IDirect3DStateBlock8Impl_AddRef(IDirect3DStateBlock8 *iface) {
46     IDirect3DStateBlock8Impl *This = (IDirect3DStateBlock8Impl *)iface;
47     ULONG ref = InterlockedIncrement(&This->ref);
48
49     TRACE("(%p) : AddRef from %ld\n", This, ref - 1);
50
51     return ref;
52 }
53
54 ULONG WINAPI IDirect3DStateBlock8Impl_Release(IDirect3DStateBlock8 *iface) {
55     IDirect3DStateBlock8Impl *This = (IDirect3DStateBlock8Impl *)iface;
56     ULONG ref = InterlockedDecrement(&This->ref);
57
58     TRACE("(%p) : ReleaseRef to %ld\n", This, ref);
59
60     if (ref == 0) {
61         IWineD3DStateBlock_Release(This->wineD3DStateBlock);
62         HeapFree(GetProcessHeap(), 0, This);
63     }
64     return ref;
65 }
66
67 /* IDirect3DStateBlock8 Interface follow: */
68 HRESULT WINAPI IDirect3DStateBlock8Impl_GetDevice(IDirect3DStateBlock8 *iface, IDirect3DDevice8 **ppDevice) {
69     IDirect3DStateBlock8Impl *This = (IDirect3DStateBlock8Impl *)iface;
70     TRACE("(%p) Relay\n", This); 
71     return IDirect3DResource8Impl_GetDevice((LPDIRECT3DRESOURCE8) This, ppDevice);
72 }
73
74 HRESULT WINAPI IDirect3DStateBlock8Impl_Capture(IDirect3DStateBlock8 *iface) {
75     IDirect3DStateBlock8Impl *This = (IDirect3DStateBlock8Impl *)iface;
76     TRACE("(%p) Relay\n", This); 
77     return IWineD3DStateBlock_Capture(This->wineD3DStateBlock);
78 }
79
80 HRESULT WINAPI IDirect3DStateBlock8Impl_Apply(IDirect3DStateBlock8 *iface) {
81     IDirect3DStateBlock8Impl *This = (IDirect3DStateBlock8Impl *)iface;
82     TRACE("(%p) Relay\n", This); 
83     return IWineD3DStateBlock_Apply(This->wineD3DStateBlock);
84 }
85
86 const IDirect3DStateBlock8Vtbl Direct3DStateBlock8_Vtbl =
87 {
88     /* IUnknown */
89     IDirect3DStateBlock8Impl_QueryInterface,
90     IDirect3DStateBlock8Impl_AddRef,
91     IDirect3DStateBlock8Impl_Release,
92     /* IDirect3DStateBlock8 */
93     IDirect3DStateBlock8Impl_GetDevice,
94     IDirect3DStateBlock8Impl_Capture,
95     IDirect3DStateBlock8Impl_Apply
96 };