d3d9: Assign to struct instead of using memcpy.
[wine] / dlls / d3d9 / stateblock.c
1 /*
2  * IDirect3DStateBlock9 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 "d3d9_private.h"
25
26 WINE_DEFAULT_DEBUG_CHANNEL(d3d9);
27
28 /* IDirect3DStateBlock9 IUnknown parts follow: */
29 static HRESULT WINAPI IDirect3DStateBlock9Impl_QueryInterface(LPDIRECT3DSTATEBLOCK9 iface, REFIID riid, LPVOID* ppobj) {
30     IDirect3DStateBlock9Impl *This = (IDirect3DStateBlock9Impl *)iface;
31
32     if (IsEqualGUID(riid, &IID_IUnknown)
33         || IsEqualGUID(riid, &IID_IDirect3DStateBlock9)) {
34         IUnknown_AddRef(iface);
35         *ppobj = This;
36         return S_OK;
37     }
38
39     WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
40     *ppobj = NULL;
41     return E_NOINTERFACE;
42 }
43
44 static ULONG WINAPI IDirect3DStateBlock9Impl_AddRef(LPDIRECT3DSTATEBLOCK9 iface) {
45     IDirect3DStateBlock9Impl *This = (IDirect3DStateBlock9Impl *)iface;
46     ULONG ref = InterlockedIncrement(&This->ref);
47
48     TRACE("(%p) : AddRef from %d\n", This, ref - 1);
49
50     return ref;
51 }
52
53 static ULONG WINAPI IDirect3DStateBlock9Impl_Release(LPDIRECT3DSTATEBLOCK9 iface) {
54     IDirect3DStateBlock9Impl *This = (IDirect3DStateBlock9Impl *)iface;
55     ULONG ref = InterlockedDecrement(&This->ref);
56
57     TRACE("(%p) : ReleaseRef to %d\n", This, ref);
58
59     if (ref == 0) {
60         EnterCriticalSection(&d3d9_cs);
61         IWineD3DStateBlock_Release(This->wineD3DStateBlock);    
62         LeaveCriticalSection(&d3d9_cs);
63         IUnknown_Release(This->parentDevice);
64         HeapFree(GetProcessHeap(), 0, This);
65     }
66     return ref;
67 }
68
69 /* IDirect3DStateBlock9 Interface follow: */
70 static HRESULT WINAPI IDirect3DStateBlock9Impl_GetDevice(LPDIRECT3DSTATEBLOCK9 iface, IDirect3DDevice9** ppDevice) {
71     IDirect3DStateBlock9Impl *This = (IDirect3DStateBlock9Impl *)iface;
72     HRESULT hr;
73     TRACE("(%p) Relay\n", This);
74
75     EnterCriticalSection(&d3d9_cs);
76     hr = IDirect3DResource9Impl_GetDevice((LPDIRECT3DRESOURCE9) This, ppDevice);
77     LeaveCriticalSection(&d3d9_cs);
78     return hr;
79 }
80
81 static HRESULT WINAPI IDirect3DStateBlock9Impl_Capture(LPDIRECT3DSTATEBLOCK9 iface) {
82     IDirect3DStateBlock9Impl *This = (IDirect3DStateBlock9Impl *)iface;
83     HRESULT hr;
84     TRACE("(%p) Relay\n", This); 
85
86     EnterCriticalSection(&d3d9_cs);
87     hr = IWineD3DStateBlock_Capture(This->wineD3DStateBlock);
88     LeaveCriticalSection(&d3d9_cs);
89     return hr;
90 }
91
92 static HRESULT WINAPI IDirect3DStateBlock9Impl_Apply(LPDIRECT3DSTATEBLOCK9 iface) {
93     IDirect3DStateBlock9Impl *This = (IDirect3DStateBlock9Impl *)iface;
94     HRESULT hr;
95     TRACE("(%p) Relay\n", This);
96
97     EnterCriticalSection(&d3d9_cs);
98     hr = IWineD3DStateBlock_Apply(This->wineD3DStateBlock);
99     LeaveCriticalSection(&d3d9_cs);
100     return hr;
101 }
102
103
104 static const IDirect3DStateBlock9Vtbl Direct3DStateBlock9_Vtbl =
105 {
106     /* IUnknown */
107     IDirect3DStateBlock9Impl_QueryInterface,
108     IDirect3DStateBlock9Impl_AddRef,
109     IDirect3DStateBlock9Impl_Release,
110     /* IDirect3DStateBlock9 */
111     IDirect3DStateBlock9Impl_GetDevice,
112     IDirect3DStateBlock9Impl_Capture,
113     IDirect3DStateBlock9Impl_Apply
114 };
115
116
117 /* IDirect3DDevice9 IDirect3DStateBlock9 Methods follow: */
118 HRESULT WINAPI IDirect3DDevice9Impl_CreateStateBlock(LPDIRECT3DDEVICE9 iface, D3DSTATEBLOCKTYPE Type, IDirect3DStateBlock9** ppStateBlock) {
119    IDirect3DDevice9Impl *This = (IDirect3DDevice9Impl *)iface;
120    IDirect3DStateBlock9Impl* object;
121    HRESULT hrc = D3D_OK;
122    
123    TRACE("(%p) Relay\n", This);
124
125    if(Type != D3DSBT_ALL         && Type != D3DSBT_PIXELSTATE &&
126       Type != D3DSBT_VERTEXSTATE                              ) {
127        WARN("Unexpected stateblock type, returning D3DERR_INVALIDCALL\n");
128        return D3DERR_INVALIDCALL;
129    }
130    
131    object  = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirect3DStateBlock9Impl));
132    if (NULL == object) return E_OUTOFMEMORY;
133    object->lpVtbl = &Direct3DStateBlock9_Vtbl;
134    object->ref = 1;
135    
136    EnterCriticalSection(&d3d9_cs);
137    hrc = IWineD3DDevice_CreateStateBlock(This->WineD3DDevice, (WINED3DSTATEBLOCKTYPE)Type, &object->wineD3DStateBlock, (IUnknown*)object);
138    LeaveCriticalSection(&d3d9_cs);
139    if(hrc != D3D_OK){
140        FIXME("(%p) Call to IWineD3DDevice_CreateStateBlock failed.\n", This);
141        HeapFree(GetProcessHeap(), 0, object);
142    } else {
143         IUnknown_AddRef(iface);
144         object->parentDevice = iface;
145         *ppStateBlock = (IDirect3DStateBlock9*)object;
146         TRACE("(%p) : Created stateblock %p\n", This, object);
147    }
148    TRACE("(%p) returning token (ptr to stateblock) of %p\n", This, object);
149    return hrc;
150 }
151
152 HRESULT  WINAPI  IDirect3DDevice9Impl_BeginStateBlock(LPDIRECT3DDEVICE9 iface) {
153     IDirect3DDevice9Impl *This = (IDirect3DDevice9Impl *)iface;    
154     HRESULT hr;
155     TRACE("(%p) Relay\n", This);
156
157     EnterCriticalSection(&d3d9_cs);
158     hr = IWineD3DDevice_BeginStateBlock(This->WineD3DDevice);
159     LeaveCriticalSection(&d3d9_cs);
160     return hr;
161 }
162
163 HRESULT  WINAPI  IDirect3DDevice9Impl_EndStateBlock(LPDIRECT3DDEVICE9 iface, IDirect3DStateBlock9** ppSB) {
164     IDirect3DDevice9Impl *This = (IDirect3DDevice9Impl *)iface;   
165     HRESULT hr;
166     IWineD3DStateBlock* wineD3DStateBlock;    
167     IDirect3DStateBlock9Impl* object;
168
169     TRACE("(%p) Relay\n", This); 
170     
171     /* Tell wineD3D to endstatablock before anything else (in case we run out
172      * of memory later and cause locking problems)
173      */
174     EnterCriticalSection(&d3d9_cs);
175     hr=IWineD3DDevice_EndStateBlock(This->WineD3DDevice,&wineD3DStateBlock);
176     LeaveCriticalSection(&d3d9_cs);
177     if(hr!= D3D_OK){
178        FIXME("IWineD3DDevice_EndStateBlock returned an error\n");
179        return hr;
180     }    
181     /* allocate a new IDirectD3DStateBlock */
182     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY ,sizeof(IDirect3DStateBlock9Impl));      
183     if (!object) return E_OUTOFMEMORY;
184     object->ref = 1;
185     object->lpVtbl = &Direct3DStateBlock9_Vtbl;
186     object->wineD3DStateBlock = wineD3DStateBlock;
187
188     IUnknown_AddRef(iface);
189     object->parentDevice = iface;
190     *ppSB=(IDirect3DStateBlock9*)object;
191     TRACE("(%p)Returning %p %p\n", This, *ppSB, wineD3DStateBlock);
192     return D3D_OK;
193 }