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 static inline struct d3d9_stateblock *impl_from_IDirect3DStateBlock9(IDirect3DStateBlock9 *iface)
  29 {
  30     return CONTAINING_RECORD(iface, struct d3d9_stateblock, IDirect3DStateBlock9_iface);
  31 }
  32
  33 static HRESULT WINAPI d3d9_stateblock_QueryInterface(IDirect3DStateBlock9 *iface, REFIID riid, void **out)
  34 {
  35     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
  36
  37     if (IsEqualGUID(riid, &IID_IDirect3DStateBlock9)
  38             || IsEqualGUID(riid, &IID_IUnknown))
  39     {
  40         IDirect3DStateBlock9_AddRef(iface);
  41         *out = iface;
  42         return S_OK;
  43     }
  44
  45     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  46
  47     *out = NULL;
  48     return E_NOINTERFACE;
  49 }
  50
  51 static ULONG WINAPI d3d9_stateblock_AddRef(IDirect3DStateBlock9 *iface)
  52 {
  53     struct d3d9_stateblock *stateblock = impl_from_IDirect3DStateBlock9(iface);
  54     ULONG refcount = InterlockedIncrement(&stateblock->refcount);
  55
  56     TRACE("%p increasing refcount to %u.\n", iface, refcount);
  57
  58     return refcount;
  59 }
  60
  61 static ULONG WINAPI d3d9_stateblock_Release(IDirect3DStateBlock9 *iface)
  62 {
  63     struct d3d9_stateblock *stateblock = impl_from_IDirect3DStateBlock9(iface);
  64     ULONG refcount = InterlockedDecrement(&stateblock->refcount);
  65
  66     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
  67
  68     if (!refcount)
  69     {
  70         wined3d_mutex_lock();
  71         wined3d_stateblock_decref(stateblock->wined3d_stateblock);
  72         wined3d_mutex_unlock();
  73
  74         IDirect3DDevice9Ex_Release(stateblock->parent_device);
  75         HeapFree(GetProcessHeap(), 0, stateblock);
  76     }
  77
  78     return refcount;
  79 }
  80
  81 static HRESULT WINAPI d3d9_stateblock_GetDevice(IDirect3DStateBlock9 *iface, IDirect3DDevice9 **device)
  82 {
  83     struct d3d9_stateblock *stateblock = impl_from_IDirect3DStateBlock9(iface);
  84
  85     TRACE("iface %p, device %p.\n", iface, device);
  86
  87     *device = (IDirect3DDevice9 *)stateblock->parent_device;
  88     IDirect3DDevice9_AddRef(*device);
  89
  90     TRACE("Returning device %p.\n", *device);
  91
  92     return D3D_OK;
  93 }
  94
  95 static HRESULT WINAPI d3d9_stateblock_Capture(IDirect3DStateBlock9 *iface)
  96 {
  97     struct d3d9_stateblock *stateblock = impl_from_IDirect3DStateBlock9(iface);
  98
  99     TRACE("iface %p.\n", iface);
 100
 101     wined3d_mutex_lock();
 102     wined3d_stateblock_capture(stateblock->wined3d_stateblock);
 103     wined3d_mutex_unlock();
 104
 105     return D3D_OK;
 106 }
 107
 108 static HRESULT WINAPI d3d9_stateblock_Apply(IDirect3DStateBlock9 *iface)
 109 {
 110     struct d3d9_stateblock *stateblock = impl_from_IDirect3DStateBlock9(iface);
 111
 112     TRACE("iface %p.\n", iface);
 113
 114     wined3d_mutex_lock();
 115     wined3d_stateblock_apply(stateblock->wined3d_stateblock);
 116     wined3d_mutex_unlock();
 117
 118     return D3D_OK;
 119 }
 120
 121
 122 static const struct IDirect3DStateBlock9Vtbl d3d9_stateblock_vtbl =
 123 {
 124     /* IUnknown */
 125     d3d9_stateblock_QueryInterface,
 126     d3d9_stateblock_AddRef,
 127     d3d9_stateblock_Release,
 128     /* IDirect3DStateBlock9 */
 129     d3d9_stateblock_GetDevice,
 130     d3d9_stateblock_Capture,
 131     d3d9_stateblock_Apply,
 132 };
 133
 134 HRESULT stateblock_init(struct d3d9_stateblock *stateblock, struct d3d9_device *device,
 135         D3DSTATEBLOCKTYPE type, struct wined3d_stateblock *wined3d_stateblock)
 136 {
 137     HRESULT hr;
 138
 139     stateblock->IDirect3DStateBlock9_iface.lpVtbl = &d3d9_stateblock_vtbl;
 140     stateblock->refcount = 1;
 141
 142     if (wined3d_stateblock)
 143     {
 144         stateblock->wined3d_stateblock = wined3d_stateblock;
 145     }
 146     else
 147     {
 148         wined3d_mutex_lock();
 149         hr = wined3d_stateblock_create(device->wined3d_device,
 150                 (enum wined3d_stateblock_type)type, &stateblock->wined3d_stateblock);
 151         wined3d_mutex_unlock();
 152         if (FAILED(hr))
 153         {
 154             WARN("Failed to create wined3d stateblock, hr %#x.\n", hr);
 155             return hr;
 156         }
 157     }
 158
 159     stateblock->parent_device = &device->IDirect3DDevice9Ex_iface;
 160     IDirect3DDevice9Ex_AddRef(stateblock->parent_device);
 161
 162     return D3D_OK;
 163 }