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)
  31 {
  32     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  33     WINED3DDISPLAYMODE mode;
  34
  35     TRACE("Destroying swapchain %p\n", iface);
  36
  37     IWineD3DSwapChain_SetGammaRamp(iface, 0, &This->orig_gamma);
  38
  39     /* release the ref to the front and back buffer parents */
  40     if(This->frontBuffer) {
  41         IWineD3DSurface_SetContainer(This->frontBuffer, 0);
  42         if (IWineD3DSurface_Release(This->frontBuffer) > 0)
  43         {
  44             WARN("(%p) Something's still holding the front buffer\n",This);
  45         }
  46     }
  47
  48     if(This->backBuffer) {
  49         UINT i;
  50         for(i = 0; i < This->presentParms.BackBufferCount; i++) {
  51             IWineD3DSurface_SetContainer(This->backBuffer[i], 0);
  52             if (IWineD3DSurface_Release(This->backBuffer[i]) > 0)
  53             {
  54                 WARN("(%p) Something's still holding the back buffer\n",This);
  55             }
  56         }
  57         HeapFree(GetProcessHeap(), 0, This->backBuffer);
  58     }
  59
  60     /* Restore the screen resolution if we rendered in fullscreen
  61      * This will restore the screen resolution to what it was before creating the swapchain. In case of d3d8 and d3d9
  62      * this will be the original desktop resolution. In case of d3d7 this will be a NOP because ddraw sets the resolution
  63      * before starting up Direct3D, thus orig_width and orig_height will be equal to the modes in the presentation params
  64      */
  65     if(This->presentParms.Windowed == FALSE && This->presentParms.AutoRestoreDisplayMode) {
  66         mode.Width = This->orig_width;
  67         mode.Height = This->orig_height;
  68         mode.RefreshRate = 0;
  69         mode.Format = This->orig_fmt;
  70         IWineD3DDevice_SetDisplayMode((IWineD3DDevice *) This->wineD3DDevice, 0, &mode);
  71     }
  72
  73     HeapFree(GetProcessHeap(), 0, This);
  74 }
  75
  76 /*****************************************************************************
  77  * x11_copy_to_screen
  78  *
  79  * Helper function that blts the front buffer contents to the target window
  80  *
  81  * Params:
  82  *  This: Surface to copy from
  83  *  rc: Rectangle to copy
  84  *
  85  *****************************************************************************/
  86 void x11_copy_to_screen(IWineD3DSwapChainImpl *This, const RECT *rc)
  87 {
  88     IWineD3DSurfaceImpl *front = (IWineD3DSurfaceImpl *) This->frontBuffer;
  89
  90     if(front->resource.usage & WINED3DUSAGE_RENDERTARGET) {
  91         POINT offset = {0,0};
  92         HWND hDisplayWnd;
  93         HDC hDisplayDC;
  94         HDC hSurfaceDC = 0;
  95         RECT drawrect;
  96         TRACE("(%p)->(%p): Copying to screen\n", front, rc);
  97
  98         hSurfaceDC = front->hDC;
  99
 100         hDisplayWnd = This->win_handle;
 101         hDisplayDC = GetDCEx(hDisplayWnd, 0, DCX_CLIPSIBLINGS|DCX_CACHE);
 102         if(rc) {
 103             TRACE(" copying rect (%d,%d)->(%d,%d), offset (%d,%d)\n",
 104                   rc->left, rc->top, rc->right, rc->bottom, offset.x, offset.y);
 105         }
 106
 107         /* Front buffer coordinates are screen coordinates. Map them to the destination
 108          * window if not fullscreened
 109          */
 110         if(This->presentParms.Windowed) {
 111             ClientToScreen(hDisplayWnd, &offset);
 112         }
 113 #if 0
 114         /* FIXME: This doesn't work... if users really want to run
 115         * X in 8bpp, then we need to call directly into display.drv
 116         * (or Wine's equivalent), and force a private colormap
 117         * without default entries. */
 118         if (front->palette) {
 119         SelectPalette(hDisplayDC, front->palette->hpal, FALSE);
 120         RealizePalette(hDisplayDC); /* sends messages => deadlocks */
 121     }
 122 #endif
 123         drawrect.left   = 0;
 124         drawrect.right  = front->currentDesc.Width;
 125         drawrect.top    = 0;
 126         drawrect.bottom = front->currentDesc.Height;
 127
 128 #if 0
 129         /* TODO: Support clippers */
 130         if (front->clipper)
 131         {
 132         RECT xrc;
 133         HWND hwnd = ((IWineD3DClipperImpl *) front->clipper)->hWnd;
 134         if (hwnd && GetClientRect(hwnd,&xrc))
 135         {
 136         OffsetRect(&xrc,offset.x,offset.y);
 137         IntersectRect(&drawrect,&drawrect,&xrc);
 138     }
 139     }
 140 #endif
 141         if (rc) {
 142             IntersectRect(&drawrect,&drawrect,rc);
 143         }
 144         else {
 145             /* Only use this if the caller did not pass a rectangle, since
 146             * due to double locking this could be the wrong one ...
 147             */
 148             if (front->lockedRect.left != front->lockedRect.right) {
 149                 IntersectRect(&drawrect,&drawrect,&front->lockedRect);
 150             }
 151         }
 152
 153         BitBlt(hDisplayDC,
 154                drawrect.left-offset.x, drawrect.top-offset.y,
 155                drawrect.right-drawrect.left, drawrect.bottom-drawrect.top,
 156                hSurfaceDC,
 157                drawrect.left, drawrect.top,
 158                SRCCOPY);
 159         ReleaseDC(hDisplayWnd, hDisplayDC);
 160     }
 161 }
 162
 163 static HRESULT WINAPI IWineGDISwapChainImpl_SetDestWindowOverride(IWineD3DSwapChain *iface, HWND window) {
 164     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 165
 166     This->win_handle = window;
 167     return WINED3D_OK;
 168 }
 169
 170 static HRESULT WINAPI IWineGDISwapChainImpl_Present(IWineD3DSwapChain *iface, CONST RECT *pSourceRect, CONST RECT *pDestRect, HWND hDestWindowOverride, CONST RGNDATA *pDirtyRegion, DWORD dwFlags) {
 171     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *) iface;
 172     IWineD3DSurfaceImpl *front, *back;
 173
 174     if(!This->backBuffer) {
 175         WARN("Swapchain doesn't have a backbuffer, returning WINED3DERR_INVALIDCALL\n");
 176         return WINED3DERR_INVALIDCALL;
 177     }
 178     front = (IWineD3DSurfaceImpl *) This->frontBuffer;
 179     back = (IWineD3DSurfaceImpl *) This->backBuffer[0];
 180
 181     /* Flip the DC */
 182     {
 183         HDC tmp;
 184         tmp = front->hDC;
 185         front->hDC = back->hDC;
 186         back->hDC = tmp;
 187     }
 188
 189     /* Flip the DIBsection */
 190     {
 191         HBITMAP tmp;
 192         tmp = front->dib.DIBsection;
 193         front->dib.DIBsection = back->dib.DIBsection;
 194         back->dib.DIBsection = tmp;
 195     }
 196
 197     /* Flip the surface data */
 198     {
 199         void* tmp;
 200
 201         tmp = front->dib.bitmap_data;
 202         front->dib.bitmap_data = back->dib.bitmap_data;
 203         back->dib.bitmap_data = tmp;
 204
 205         tmp = front->resource.allocatedMemory;
 206         front->resource.allocatedMemory = back->resource.allocatedMemory;
 207         back->resource.allocatedMemory = tmp;
 208
 209         if(front->resource.heapMemory) {
 210             ERR("GDI Surface %p has heap memory allocated\n", front);
 211         }
 212         if(back->resource.heapMemory) {
 213             ERR("GDI Surface %p has heap memory allocated\n", back);
 214         }
 215     }
 216
 217     /* client_memory should not be different, but just in case */
 218     {
 219         BOOL tmp;
 220         tmp = front->dib.client_memory;
 221         front->dib.client_memory = back->dib.client_memory;
 222         back->dib.client_memory = tmp;
 223     }
 224
 225     /* FPS support */
 226     if (TRACE_ON(fps))
 227     {
 228         static long prev_time, frames;
 229
 230         DWORD time = GetTickCount();
 231         frames++;
 232         /* every 1.5 seconds */
 233         if (time - prev_time > 1500) {
 234             TRACE_(fps)("@ approx %.2ffps\n", 1000.0*frames/(time - prev_time));
 235             prev_time = time;
 236             frames = 0;
 237         }
 238     }
 239
 240     x11_copy_to_screen(This, NULL);
 241
 242     return WINED3D_OK;
 243 }
 244
 245 const IWineD3DSwapChainVtbl IWineGDISwapChain_Vtbl =
 246 {
 247     /* IUnknown */
 248     IWineD3DBaseSwapChainImpl_QueryInterface,
 249     IWineD3DBaseSwapChainImpl_AddRef,
 250     IWineD3DBaseSwapChainImpl_Release,
 251     /* IWineD3DSwapChain */
 252     IWineD3DBaseSwapChainImpl_GetParent,
 253     IWineGDISwapChainImpl_Destroy,
 254     IWineD3DBaseSwapChainImpl_GetDevice,
 255     IWineGDISwapChainImpl_Present,
 256     IWineGDISwapChainImpl_SetDestWindowOverride,
 257     IWineD3DBaseSwapChainImpl_GetFrontBufferData,
 258     IWineD3DBaseSwapChainImpl_GetBackBuffer,
 259     IWineD3DBaseSwapChainImpl_GetRasterStatus,
 260     IWineD3DBaseSwapChainImpl_GetDisplayMode,
 261     IWineD3DBaseSwapChainImpl_GetPresentParameters,
 262     IWineD3DBaseSwapChainImpl_SetGammaRamp,
 263     IWineD3DBaseSwapChainImpl_GetGammaRamp
 264 };