dlls/wined3d/swapchain_base.c

   1 /*
   2  *IDirect3DSwapChain9 implementation
   3  *
   4  *Copyright 2002-2003 Jason Edmeades
   5  *Copyright 2002-2003 Raphael Junqueira
   6  *Copyright 2005 Oliver Stieber
   7  *Copyright 2007-2008 Stefan Dösinger for CodeWeavers
   8  *
   9  *This library is free software; you can redistribute it and/or
  10  *modify it under the terms of the GNU Lesser General Public
  11  *License as published by the Free Software Foundation; either
  12  *version 2.1 of the License, or (at your option) any later version.
  13  *
  14  *This library is distributed in the hope that it will be useful,
  15  *but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  *Lesser General Public License for more details.
  18  *
  19  *You should have received a copy of the GNU Lesser General Public
  20  *License along with this library; if not, write to the Free Software
  21  *Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include "config.h"
  25 #include "wined3d_private.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
  28
  29 /* IDirect3DSwapChain IUnknown parts follow: */
  30 HRESULT WINAPI IWineD3DBaseSwapChainImpl_QueryInterface(IWineD3DSwapChain *iface, REFIID riid, void **object)
  31 {
  32     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), object);
  33
  34     if (IsEqualGUID(riid, &IID_IWineD3DSwapChain)
  35             || IsEqualGUID(riid, &IID_IWineD3DBase)
  36             || IsEqualGUID(riid, &IID_IUnknown))
  37     {
  38         IUnknown_AddRef(iface);
  39         *object = iface;
  40         return S_OK;
  41     }
  42
  43     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  44
  45     *object = NULL;
  46     return E_NOINTERFACE;
  47 }
  48
  49 ULONG WINAPI IWineD3DBaseSwapChainImpl_AddRef(IWineD3DSwapChain *iface) {
  50     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  51     DWORD refCount = InterlockedIncrement(&This->ref);
  52     TRACE("(%p) : AddRef increasing from %d\n", This, refCount - 1);
  53     return refCount;
  54 }
  55
  56 /* Do not call while under the GL lock. */
  57 ULONG WINAPI IWineD3DBaseSwapChainImpl_Release(IWineD3DSwapChain *iface)
  58 {
  59     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  60     DWORD refCount;
  61     refCount = InterlockedDecrement(&This->ref);
  62     TRACE("(%p) : ReleaseRef to %d\n", This, refCount);
  63
  64     if (!refCount) IWineD3DSwapChain_Destroy(iface);
  65
  66     return refCount;
  67 }
  68
  69 void * WINAPI IWineD3DBaseSwapChainImpl_GetParent(IWineD3DSwapChain *iface)
  70 {
  71     TRACE("iface %p.\n", iface);
  72
  73     return ((IWineD3DSwapChainImpl *)iface)->parent;
  74 }
  75
  76 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetFrontBufferData(IWineD3DSwapChain *iface, IWineD3DSurface *dst_surface)
  77 {
  78     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  79     POINT start;
  80
  81     TRACE("iface %p, dst_surface %p.\n", iface, dst_surface);
  82
  83     start.x = 0;
  84     start.y = 0;
  85
  86     if (This->presentParms.Windowed) {
  87         MapWindowPoints(This->win_handle, NULL, &start, 1);
  88     }
  89
  90     IWineD3DSurface_BltFast(dst_surface, start.x, start.y, (IWineD3DSurface *)This->front_buffer, NULL, 0);
  91     return WINED3D_OK;
  92 }
  93
  94 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetBackBuffer(IWineD3DSwapChain *iface,
  95         UINT back_buffer_idx, WINED3DBACKBUFFER_TYPE type, IWineD3DSurface **back_buffer)
  96 {
  97     IWineD3DSwapChainImpl *swapchain = (IWineD3DSwapChainImpl *)iface;
  98
  99     TRACE("iface %p, back_buffer_idx %u, type %#x, back_buffer %p.\n",
 100             iface, back_buffer_idx, type, back_buffer);
 101
 102     /* Return invalid if there is no backbuffer array, otherwise it will
 103      * crash when ddraw is used (there swapchain->back_buffers is always NULL).
 104      * We need this because this function is called from
 105      * IWineD3DStateBlockImpl_InitStartupStateBlock() to get the default
 106      * scissorrect dimensions. */
 107     if (!swapchain->back_buffers || back_buffer_idx >= swapchain->presentParms.BackBufferCount)
 108     {
 109         WARN("Invalid back buffer index.\n");
 110         /* Native d3d9 doesn't set NULL here, just as wine's d3d9. But set it
 111          * here in wined3d to avoid problems in other libs. */
 112         *back_buffer = NULL;
 113         return WINED3DERR_INVALIDCALL;
 114     }
 115
 116     *back_buffer = (IWineD3DSurface *)swapchain->back_buffers[back_buffer_idx];
 117     if (*back_buffer) IWineD3DSurface_AddRef(*back_buffer);
 118
 119     TRACE("Returning back buffer %p.\n", *back_buffer);
 120
 121     return WINED3D_OK;
 122 }
 123
 124 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetRasterStatus(IWineD3DSwapChain *iface, WINED3DRASTER_STATUS *pRasterStatus) {
 125     static BOOL warned;
 126     /* No OpenGL equivalent */
 127     if (!warned)
 128     {
 129         FIXME("iface %p, raster_status %p stub!\n", iface, pRasterStatus);
 130         warned = TRUE;
 131     }
 132     /* Obtaining the raster status is a widely implemented but optional feature.
 133      * When this method returns OK then the application Starcraft 2 expects that
 134      * the pRasterStatus->InVBlank value differs over time. To prevent Starcraft 2
 135      * from running in an infinite loop at startup this method returns INVALIDCALL.
 136      */
 137     return WINED3DERR_INVALIDCALL;
 138 }
 139
 140 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetDisplayMode(IWineD3DSwapChain *iface, WINED3DDISPLAYMODE*pMode) {
 141     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 142     HRESULT hr;
 143
 144     TRACE("(%p)->(%p): Calling GetAdapterDisplayMode\n", This, pMode);
 145     hr = IWineD3D_GetAdapterDisplayMode(This->device->wined3d, This->device->adapter->ordinal, pMode);
 146
 147     TRACE("(%p) : returning w(%d) h(%d) rr(%d) fmt(%u,%s)\n", This, pMode->Width, pMode->Height, pMode->RefreshRate,
 148           pMode->Format, debug_d3dformat(pMode->Format));
 149     return hr;
 150 }
 151
 152 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetDevice(IWineD3DSwapChain *iface, IWineD3DDevice **device)
 153 {
 154     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 155
 156     *device = (IWineD3DDevice *)This->device;
 157     IWineD3DDevice_AddRef(*device);
 158
 159     TRACE("(%p) : returning %p\n", This, *device);
 160     return WINED3D_OK;
 161 }
 162
 163 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetPresentParameters(IWineD3DSwapChain *iface, WINED3DPRESENT_PARAMETERS *pPresentationParameters) {
 164     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 165     TRACE("(%p)\n", This);
 166
 167     *pPresentationParameters = This->presentParms;
 168
 169     return WINED3D_OK;
 170 }
 171
 172 HRESULT WINAPI IWineD3DBaseSwapChainImpl_SetGammaRamp(IWineD3DSwapChain *iface, DWORD Flags, CONST WINED3DGAMMARAMP *pRamp){
 173
 174     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 175     HDC hDC;
 176     TRACE("(%p) : pRamp@%p flags(%d)\n", This, pRamp, Flags);
 177     hDC = GetDC(This->device_window);
 178     SetDeviceGammaRamp(hDC, (LPVOID)pRamp);
 179     ReleaseDC(This->device_window, hDC);
 180     return WINED3D_OK;
 181
 182 }
 183
 184 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetGammaRamp(IWineD3DSwapChain *iface, WINED3DGAMMARAMP *pRamp){
 185
 186     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 187     HDC hDC;
 188     TRACE("(%p) : pRamp@%p\n", This, pRamp);
 189     hDC = GetDC(This->device_window);
 190     GetDeviceGammaRamp(hDC, pRamp);
 191     ReleaseDC(This->device_window, hDC);
 192     return WINED3D_OK;
 193
 194 }