dll/directx/wine/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 "d3d9_private.h"
  24
  25 static inline struct d3d9_stateblock *impl_from_IDirect3DStateBlock9(IDirect3DStateBlock9 *iface)
  26 {
  27     return CONTAINING_RECORD(iface, struct d3d9_stateblock, IDirect3DStateBlock9_iface);
  28 }
  29
  30 static HRESULT WINAPI d3d9_stateblock_QueryInterface(IDirect3DStateBlock9 *iface, REFIID riid, void **out)
  31 {
  32     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
  33
  34     if (IsEqualGUID(riid, &IID_IDirect3DStateBlock9)
  35             || IsEqualGUID(riid, &IID_IUnknown))
  36     {
  37         IDirect3DStateBlock9_AddRef(iface);
  38         *out = iface;
  39         return S_OK;
  40     }
  41
  42     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  43
  44     *out = NULL;
  45     return E_NOINTERFACE;
  46 }
  47
  48 static ULONG WINAPI d3d9_stateblock_AddRef(IDirect3DStateBlock9 *iface)
  49 {
  50     struct d3d9_stateblock *stateblock = impl_from_IDirect3DStateBlock9(iface);
  51     ULONG refcount = InterlockedIncrement(&stateblock->refcount);
  52
  53     TRACE("%p increasing refcount to %u.\n", iface, refcount);
  54
  55     return refcount;
  56 }
  57
  58 static ULONG WINAPI d3d9_stateblock_Release(IDirect3DStateBlock9 *iface)
  59 {
  60     struct d3d9_stateblock *stateblock = impl_from_IDirect3DStateBlock9(iface);
  61     ULONG refcount = InterlockedDecrement(&stateblock->refcount);
  62
  63     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
  64
  65     if (!refcount)
  66     {
  67         wined3d_mutex_lock();
  68         wined3d_stateblock_decref(stateblock->wined3d_stateblock);
  69         wined3d_mutex_unlock();
  70
  71         IDirect3DDevice9Ex_Release(stateblock->parent_device);
  72         HeapFree(GetProcessHeap(), 0, stateblock);
  73     }
  74
  75     return refcount;
  76 }
  77
  78 static HRESULT WINAPI d3d9_stateblock_GetDevice(IDirect3DStateBlock9 *iface, IDirect3DDevice9 **device)
  79 {
  80     struct d3d9_stateblock *stateblock = impl_from_IDirect3DStateBlock9(iface);
  81
  82     TRACE("iface %p, device %p.\n", iface, device);
  83
  84     *device = (IDirect3DDevice9 *)stateblock->parent_device;
  85     IDirect3DDevice9_AddRef(*device);
  86
  87     TRACE("Returning device %p.\n", *device);
  88
  89     return D3D_OK;
  90 }
  91
  92 static HRESULT WINAPI d3d9_stateblock_Capture(IDirect3DStateBlock9 *iface)
  93 {
  94     struct d3d9_stateblock *stateblock = impl_from_IDirect3DStateBlock9(iface);
  95
  96     TRACE("iface %p.\n", iface);
  97
  98     wined3d_mutex_lock();
  99     wined3d_stateblock_capture(stateblock->wined3d_stateblock);
 100     wined3d_mutex_unlock();
 101
 102     return D3D_OK;
 103 }
 104
 105 static HRESULT WINAPI d3d9_stateblock_Apply(IDirect3DStateBlock9 *iface)
 106 {
 107     struct d3d9_stateblock *stateblock = impl_from_IDirect3DStateBlock9(iface);
 108
 109     TRACE("iface %p.\n", iface);
 110
 111     wined3d_mutex_lock();
 112     wined3d_stateblock_apply(stateblock->wined3d_stateblock);
 113     wined3d_mutex_unlock();
 114
 115     return D3D_OK;
 116 }
 117
 118
 119 static const struct IDirect3DStateBlock9Vtbl d3d9_stateblock_vtbl =
 120 {
 121     /* IUnknown */
 122     d3d9_stateblock_QueryInterface,
 123     d3d9_stateblock_AddRef,
 124     d3d9_stateblock_Release,
 125     /* IDirect3DStateBlock9 */
 126     d3d9_stateblock_GetDevice,
 127     d3d9_stateblock_Capture,
 128     d3d9_stateblock_Apply,
 129 };
 130
 131 HRESULT stateblock_init(struct d3d9_stateblock *stateblock, struct d3d9_device *device,
 132         D3DSTATEBLOCKTYPE type, struct wined3d_stateblock *wined3d_stateblock)
 133 {
 134     HRESULT hr;
 135
 136     stateblock->IDirect3DStateBlock9_iface.lpVtbl = &d3d9_stateblock_vtbl;
 137     stateblock->refcount = 1;
 138
 139     if (wined3d_stateblock)
 140     {
 141         stateblock->wined3d_stateblock = wined3d_stateblock;
 142     }
 143     else
 144     {
 145         wined3d_mutex_lock();
 146         hr = wined3d_stateblock_create(device->wined3d_device,
 147                 (enum wined3d_stateblock_type)type, &stateblock->wined3d_stateblock);
 148         wined3d_mutex_unlock();
 149         if (FAILED(hr))
 150         {
 151             WARN("Failed to create wined3d stateblock, hr %#x.\n", hr);
 152             return hr;
 153         }
 154     }
 155
 156     stateblock->parent_device = &device->IDirect3DDevice9Ex_iface;
 157     IDirect3DDevice9Ex_AddRef(stateblock->parent_device);
 158
 159     return D3D_OK;
 160 }