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 ULONG WINAPI IWineD3DBaseSwapChainImpl_Release(IWineD3DSwapChain *iface) {
  57     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  58     DWORD refCount;
  59     refCount = InterlockedDecrement(&This->ref);
  60     TRACE("(%p) : ReleaseRef to %d\n", This, refCount);
  61     if (refCount == 0) {
  62         IWineD3DSwapChain_Destroy(iface);
  63     }
  64     return refCount;
  65 }
  66
  67 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetParent(IWineD3DSwapChain *iface, IUnknown ** ppParent){
  68     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  69     *ppParent = This->parent;
  70     IUnknown_AddRef(*ppParent);
  71     TRACE("(%p) returning %p\n", This , *ppParent);
  72     return WINED3D_OK;
  73 }
  74
  75 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetFrontBufferData(IWineD3DSwapChain *iface, IWineD3DSurface *dst_surface)
  76 {
  77     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  78     POINT start;
  79
  80     TRACE("iface %p, dst_surface %p.\n", iface, dst_surface);
  81
  82     start.x = 0;
  83     start.y = 0;
  84
  85     if (This->presentParms.Windowed) {
  86         MapWindowPoints(This->win_handle, NULL, &start, 1);
  87     }
  88
  89     IWineD3DSurface_BltFast(dst_surface, start.x, start.y, (IWineD3DSurface *)This->front_buffer, NULL, 0);
  90     return WINED3D_OK;
  91 }
  92
  93 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetBackBuffer(IWineD3DSwapChain *iface,
  94         UINT back_buffer_idx, WINED3DBACKBUFFER_TYPE type, IWineD3DSurface **back_buffer)
  95 {
  96     IWineD3DSwapChainImpl *swapchain = (IWineD3DSwapChainImpl *)iface;
  97
  98     TRACE("iface %p, back_buffer_idx %u, type %#x, back_buffer %p.\n",
  99             iface, back_buffer_idx, type, back_buffer);
 100
 101     /* Return invalid if there is no backbuffer array, otherwise it will
 102      * crash when ddraw is used (there swapchain->back_buffers is always NULL).
 103      * We need this because this function is called from
 104      * IWineD3DStateBlockImpl_InitStartupStateBlock() to get the default
 105      * scissorrect dimensions. */
 106     if (!swapchain->back_buffers || back_buffer_idx >= swapchain->presentParms.BackBufferCount)
 107     {
 108         WARN("Invalid back buffer index.\n");
 109         /* Native d3d9 doesn't set NULL here, just as wine's d3d9. But set it
 110          * here in wined3d to avoid problems in other libs. */
 111         *back_buffer = NULL;
 112         return WINED3DERR_INVALIDCALL;
 113     }
 114
 115     *back_buffer = (IWineD3DSurface *)swapchain->back_buffers[back_buffer_idx];
 116     if (*back_buffer) IWineD3DSurface_AddRef(*back_buffer);
 117
 118     TRACE("Returning back buffer %p.\n", *back_buffer);
 119
 120     return WINED3D_OK;
 121 }
 122
 123 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetRasterStatus(IWineD3DSwapChain *iface, WINED3DRASTER_STATUS *pRasterStatus) {
 124     static BOOL warned;
 125     /* No OpenGL equivalent */
 126     if (!warned)
 127     {
 128         FIXME("iface %p, raster_status %p stub!\n", iface, pRasterStatus);
 129         warned = TRUE;
 130     }
 131     /* Obtaining the raster status is a widely implemented but optional feature.
 132      * When this method returns OK then the application Starcraft 2 expects that
 133      * the pRasterStatus->InVBlank value differs over time. To prevent Starcraft 2
 134      * from running in an infinite loop at startup this method returns INVALIDCALL.
 135      */
 136     return WINED3DERR_INVALIDCALL;
 137 }
 138
 139 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetDisplayMode(IWineD3DSwapChain *iface, WINED3DDISPLAYMODE*pMode) {
 140     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 141     HRESULT hr;
 142
 143     TRACE("(%p)->(%p): Calling GetAdapterDisplayMode\n", This, pMode);
 144     hr = IWineD3D_GetAdapterDisplayMode(This->device->wined3d, This->device->adapter->ordinal, pMode);
 145
 146     TRACE("(%p) : returning w(%d) h(%d) rr(%d) fmt(%u,%s)\n", This, pMode->Width, pMode->Height, pMode->RefreshRate,
 147           pMode->Format, debug_d3dformat(pMode->Format));
 148     return hr;
 149 }
 150
 151 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetDevice(IWineD3DSwapChain *iface, IWineD3DDevice **device)
 152 {
 153     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 154
 155     *device = (IWineD3DDevice *)This->device;
 156     IWineD3DDevice_AddRef(*device);
 157
 158     TRACE("(%p) : returning %p\n", This, *device);
 159     return WINED3D_OK;
 160 }
 161
 162 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetPresentParameters(IWineD3DSwapChain *iface, WINED3DPRESENT_PARAMETERS *pPresentationParameters) {
 163     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 164     TRACE("(%p)\n", This);
 165
 166     *pPresentationParameters = This->presentParms;
 167
 168     return WINED3D_OK;
 169 }
 170
 171 HRESULT WINAPI IWineD3DBaseSwapChainImpl_SetGammaRamp(IWineD3DSwapChain *iface, DWORD Flags, CONST WINED3DGAMMARAMP *pRamp){
 172
 173     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 174     HDC hDC;
 175     TRACE("(%p) : pRamp@%p flags(%d)\n", This, pRamp, Flags);
 176     hDC = GetDC(This->device_window);
 177     SetDeviceGammaRamp(hDC, (LPVOID)pRamp);
 178     ReleaseDC(This->device_window, hDC);
 179     return WINED3D_OK;
 180
 181 }
 182
 183 HRESULT WINAPI IWineD3DBaseSwapChainImpl_GetGammaRamp(IWineD3DSwapChain *iface, WINED3DGAMMARAMP *pRamp){
 184
 185     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 186     HDC hDC;
 187     TRACE("(%p) : pRamp@%p\n", This, pRamp);
 188     hDC = GetDC(This->device_window);
 189     GetDeviceGammaRamp(hDC, pRamp);
 190     ReleaseDC(This->device_window, hDC);
 191     return WINED3D_OK;
 192
 193 }