dlls/wined3d/swapchain_gdi.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 WINE_DECLARE_DEBUG_CHANNEL(fps);
  29
  30 static void WINAPI IWineGDISwapChainImpl_Destroy(IWineD3DSwapChain *iface, D3DCB_DESTROYSURFACEFN D3DCB_DestroyRenderback) {
  31     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  32     WINED3DDISPLAYMODE mode;
  33
  34     TRACE("Destroying swapchain %p\n", iface);
  35
  36     IWineD3DSwapChain_SetGammaRamp(iface, 0, &This->orig_gamma);
  37
  38     /* release the ref to the front and back buffer parents */
  39     if(This->frontBuffer) {
  40         IWineD3DSurface_SetContainer(This->frontBuffer, 0);
  41         if(D3DCB_DestroyRenderback(This->frontBuffer) > 0) {
  42             FIXME("(%p) Something's still holding the front buffer\n",This);
  43         }
  44     }
  45
  46     if(This->backBuffer) {
  47         UINT i;
  48         for(i = 0; i < This->presentParms.BackBufferCount; i++) {
  49             IWineD3DSurface_SetContainer(This->backBuffer[i], 0);
  50             if(D3DCB_DestroyRenderback(This->backBuffer[i]) > 0) {
  51                 FIXME("(%p) Something's still holding the back buffer\n",This);
  52             }
  53         }
  54         HeapFree(GetProcessHeap(), 0, This->backBuffer);
  55     }
  56
  57     /* Restore the screen resolution if we rendered in fullscreen
  58      * This will restore the screen resolution to what it was before creating the swapchain. In case of d3d8 and d3d9
  59      * this will be the original desktop resolution. In case of d3d7 this will be a NOP because ddraw sets the resolution
  60      * before starting up Direct3D, thus orig_width and orig_height will be equal to the modes in the presentation params
  61      */
  62     if(This->presentParms.Windowed == FALSE && This->presentParms.AutoRestoreDisplayMode) {
  63         mode.Width = This->orig_width;
  64         mode.Height = This->orig_height;
  65         mode.RefreshRate = 0;
  66         mode.Format = This->orig_fmt;
  67         IWineD3DDevice_SetDisplayMode((IWineD3DDevice *) This->wineD3DDevice, 0, &mode);
  68     }
  69
  70     HeapFree(GetProcessHeap(), 0, This);
  71 }
  72
  73 /*****************************************************************************
  74  * x11_copy_to_screen
  75  *
  76  * Helper function that blts the front buffer contents to the target window
  77  *
  78  * Params:
  79  *  This: Surface to copy from
  80  *  rc: Rectangle to copy
  81  *
  82  *****************************************************************************/
  83 void x11_copy_to_screen(IWineD3DSwapChainImpl *This, const RECT *rc)
  84 {
  85     IWineD3DSurfaceImpl *front = (IWineD3DSurfaceImpl *) This->frontBuffer;
  86
  87     if(front->resource.usage & WINED3DUSAGE_RENDERTARGET) {
  88         POINT offset = {0,0};
  89         HWND hDisplayWnd;
  90         HDC hDisplayDC;
  91         HDC hSurfaceDC = 0;
  92         RECT drawrect;
  93         TRACE("(%p)->(%p): Copying to screen\n", front, rc);
  94
  95         hSurfaceDC = front->hDC;
  96
  97         hDisplayWnd = This->win_handle;
  98         hDisplayDC = GetDCEx(hDisplayWnd, 0, DCX_CLIPSIBLINGS|DCX_CACHE);
  99         if(rc) {
 100             TRACE(" copying rect (%d,%d)->(%d,%d), offset (%d,%d)\n",
 101                   rc->left, rc->top, rc->right, rc->bottom, offset.x, offset.y);
 102         }
 103
 104         /* Front buffer coordinates are screen coordinates. Map them to the destination
 105          * window if not fullscreened
 106          */
 107         if(This->presentParms.Windowed) {
 108             ClientToScreen(hDisplayWnd, &offset);
 109         }
 110 #if 0
 111         /* FIXME: This doesn't work... if users really want to run
 112         * X in 8bpp, then we need to call directly into display.drv
 113         * (or Wine's equivalent), and force a private colormap
 114         * without default entries. */
 115         if (front->palette) {
 116         SelectPalette(hDisplayDC, front->palette->hpal, FALSE);
 117         RealizePalette(hDisplayDC); /* sends messages => deadlocks */
 118     }
 119 #endif
 120         drawrect.left   = 0;
 121         drawrect.right  = front->currentDesc.Width;
 122         drawrect.top    = 0;
 123         drawrect.bottom = front->currentDesc.Height;
 124
 125 #if 0
 126         /* TODO: Support clippers */
 127         if (front->clipper)
 128         {
 129         RECT xrc;
 130         HWND hwnd = ((IWineD3DClipperImpl *) front->clipper)->hWnd;
 131         if (hwnd && GetClientRect(hwnd,&xrc))
 132         {
 133         OffsetRect(&xrc,offset.x,offset.y);
 134         IntersectRect(&drawrect,&drawrect,&xrc);
 135     }
 136     }
 137 #endif
 138         if (rc) {
 139             IntersectRect(&drawrect,&drawrect,rc);
 140         }
 141         else {
 142             /* Only use this if the caller did not pass a rectangle, since
 143             * due to double locking this could be the wrong one ...
 144             */
 145             if (front->lockedRect.left != front->lockedRect.right) {
 146                 IntersectRect(&drawrect,&drawrect,&front->lockedRect);
 147             }
 148         }
 149
 150         BitBlt(hDisplayDC,
 151                drawrect.left-offset.x, drawrect.top-offset.y,
 152                drawrect.right-drawrect.left, drawrect.bottom-drawrect.top,
 153                hSurfaceDC,
 154                drawrect.left, drawrect.top,
 155                SRCCOPY);
 156         ReleaseDC(hDisplayWnd, hDisplayDC);
 157     }
 158 }
 159
 160 static HRESULT WINAPI IWineGDISwapChainImpl_SetDestWindowOverride(IWineD3DSwapChain *iface, HWND window) {
 161     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 162
 163     This->win_handle = window;
 164     return WINED3D_OK;
 165 }
 166
 167 static HRESULT WINAPI IWineGDISwapChainImpl_Present(IWineD3DSwapChain *iface, CONST RECT *pSourceRect, CONST RECT *pDestRect, HWND hDestWindowOverride, CONST RGNDATA *pDirtyRegion, DWORD dwFlags) {
 168     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *) iface;
 169     IWineD3DSurfaceImpl *front, *back;
 170
 171     if(!This->backBuffer) {
 172         WARN("Swapchain doesn't have a backbuffer, returning WINED3DERR_INVALIDCALL\n");
 173         return WINED3DERR_INVALIDCALL;
 174     }
 175     front = (IWineD3DSurfaceImpl *) This->frontBuffer;
 176     back = (IWineD3DSurfaceImpl *) This->backBuffer[0];
 177
 178     /* Flip the DC */
 179     {
 180         HDC tmp;
 181         tmp = front->hDC;
 182         front->hDC = back->hDC;
 183         back->hDC = tmp;
 184     }
 185
 186     /* Flip the DIBsection */
 187     {
 188         HBITMAP tmp;
 189         tmp = front->dib.DIBsection;
 190         front->dib.DIBsection = back->dib.DIBsection;
 191         back->dib.DIBsection = tmp;
 192     }
 193
 194     /* Flip the surface data */
 195     {
 196         void* tmp;
 197
 198         tmp = front->dib.bitmap_data;
 199         front->dib.bitmap_data = back->dib.bitmap_data;
 200         back->dib.bitmap_data = tmp;
 201
 202         tmp = front->resource.allocatedMemory;
 203         front->resource.allocatedMemory = back->resource.allocatedMemory;
 204         back->resource.allocatedMemory = tmp;
 205
 206         if(front->resource.heapMemory) {
 207             ERR("GDI Surface %p has heap memory allocated\n", front);
 208         }
 209         if(back->resource.heapMemory) {
 210             ERR("GDI Surface %p has heap memory allocated\n", back);
 211         }
 212     }
 213
 214     /* client_memory should not be different, but just in case */
 215     {
 216         BOOL tmp;
 217         tmp = front->dib.client_memory;
 218         front->dib.client_memory = back->dib.client_memory;
 219         back->dib.client_memory = tmp;
 220     }
 221
 222     /* FPS support */
 223     if (TRACE_ON(fps))
 224     {
 225         static long prev_time, frames;
 226
 227         DWORD time = GetTickCount();
 228         frames++;
 229         /* every 1.5 seconds */
 230         if (time - prev_time > 1500) {
 231             TRACE_(fps)("@ approx %.2ffps\n", 1000.0*frames/(time - prev_time));
 232             prev_time = time;
 233             frames = 0;
 234         }
 235     }
 236
 237     x11_copy_to_screen(This, NULL);
 238
 239     return WINED3D_OK;
 240 }
 241
 242 const IWineD3DSwapChainVtbl IWineGDISwapChain_Vtbl =
 243 {
 244     /* IUnknown */
 245     IWineD3DBaseSwapChainImpl_QueryInterface,
 246     IWineD3DBaseSwapChainImpl_AddRef,
 247     IWineD3DBaseSwapChainImpl_Release,
 248     /* IWineD3DSwapChain */
 249     IWineD3DBaseSwapChainImpl_GetParent,
 250     IWineGDISwapChainImpl_Destroy,
 251     IWineD3DBaseSwapChainImpl_GetDevice,
 252     IWineGDISwapChainImpl_Present,
 253     IWineGDISwapChainImpl_SetDestWindowOverride,
 254     IWineD3DBaseSwapChainImpl_GetFrontBufferData,
 255     IWineD3DBaseSwapChainImpl_GetBackBuffer,
 256     IWineD3DBaseSwapChainImpl_GetRasterStatus,
 257     IWineD3DBaseSwapChainImpl_GetDisplayMode,
 258     IWineD3DBaseSwapChainImpl_GetPresentParameters,
 259     IWineD3DBaseSwapChainImpl_SetGammaRamp,
 260     IWineD3DBaseSwapChainImpl_GetGammaRamp
 261 };