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->front_buffer)
  41     {
  42         surface_set_container(This->front_buffer, WINED3D_CONTAINER_NONE, NULL);
  43         if (IWineD3DSurface_Release((IWineD3DSurface *)This->front_buffer) > 0)
  44         {
  45             WARN("(%p) Something's still holding the front buffer\n",This);
  46         }
  47     }
  48
  49     if (This->back_buffers)
  50     {
  51         UINT i;
  52         for (i = 0; i < This->presentParms.BackBufferCount; ++i)
  53         {
  54             surface_set_container(This->back_buffers[i], WINED3D_CONTAINER_NONE, NULL);
  55             if (IWineD3DSurface_Release((IWineD3DSurface *)This->back_buffers[i]))
  56             {
  57                 WARN("(%p) Something's still holding the back buffer\n",This);
  58             }
  59         }
  60         HeapFree(GetProcessHeap(), 0, This->back_buffers);
  61     }
  62
  63     /* Restore the screen resolution if we rendered in fullscreen
  64      * This will restore the screen resolution to what it was before creating the swapchain. In case of d3d8 and d3d9
  65      * this will be the original desktop resolution. In case of d3d7 this will be a NOP because ddraw sets the resolution
  66      * before starting up Direct3D, thus orig_width and orig_height will be equal to the modes in the presentation params
  67      */
  68     if (!This->presentParms.Windowed && This->presentParms.AutoRestoreDisplayMode)
  69     {
  70         mode.Width = This->orig_width;
  71         mode.Height = This->orig_height;
  72         mode.RefreshRate = 0;
  73         mode.Format = This->orig_fmt;
  74         IWineD3DDevice_SetDisplayMode((IWineD3DDevice *)This->device, 0, &mode);
  75     }
  76
  77     HeapFree(GetProcessHeap(), 0, This->context);
  78     HeapFree(GetProcessHeap(), 0, This);
  79 }
  80
  81 /*****************************************************************************
  82  * x11_copy_to_screen
  83  *
  84  * Helper function that blts the front buffer contents to the target window
  85  *
  86  * Params:
  87  *  This: Surface to copy from
  88  *  rc: Rectangle to copy
  89  *
  90  *****************************************************************************/
  91 void x11_copy_to_screen(IWineD3DSwapChainImpl *This, const RECT *rc)
  92 {
  93     IWineD3DSurfaceImpl *front = This->front_buffer;
  94
  95     if(front->resource.usage & WINED3DUSAGE_RENDERTARGET) {
  96         POINT offset = {0,0};
  97         HWND hDisplayWnd;
  98         HDC hDisplayDC;
  99         HDC hSurfaceDC = 0;
 100         RECT drawrect;
 101         TRACE("(%p)->(%p): Copying to screen\n", front, rc);
 102
 103         hSurfaceDC = front->hDC;
 104
 105         hDisplayWnd = This->win_handle;
 106         hDisplayDC = GetDCEx(hDisplayWnd, 0, DCX_CLIPSIBLINGS|DCX_CACHE);
 107         if(rc) {
 108             TRACE(" copying rect (%d,%d)->(%d,%d), offset (%d,%d)\n",
 109                   rc->left, rc->top, rc->right, rc->bottom, offset.x, offset.y);
 110         }
 111
 112         /* Front buffer coordinates are screen coordinates. Map them to the destination
 113          * window if not fullscreened
 114          */
 115         if(This->presentParms.Windowed) {
 116             ClientToScreen(hDisplayWnd, &offset);
 117         }
 118 #if 0
 119         /* FIXME: This doesn't work... if users really want to run
 120         * X in 8bpp, then we need to call directly into display.drv
 121         * (or Wine's equivalent), and force a private colormap
 122         * without default entries. */
 123         if (front->palette) {
 124         SelectPalette(hDisplayDC, front->palette->hpal, FALSE);
 125         RealizePalette(hDisplayDC); /* sends messages => deadlocks */
 126     }
 127 #endif
 128         drawrect.left   = 0;
 129         drawrect.right  = front->currentDesc.Width;
 130         drawrect.top    = 0;
 131         drawrect.bottom = front->currentDesc.Height;
 132
 133 #if 0
 134         /* TODO: Support clippers */
 135         if (front->clipper)
 136         {
 137         RECT xrc;
 138         HWND hwnd = ((IWineD3DClipperImpl *) front->clipper)->hWnd;
 139         if (hwnd && GetClientRect(hwnd,&xrc))
 140         {
 141         OffsetRect(&xrc,offset.x,offset.y);
 142         IntersectRect(&drawrect,&drawrect,&xrc);
 143     }
 144     }
 145 #endif
 146         if (rc) {
 147             IntersectRect(&drawrect,&drawrect,rc);
 148         }
 149         else {
 150             /* Only use this if the caller did not pass a rectangle, since
 151             * due to double locking this could be the wrong one ...
 152             */
 153             if (front->lockedRect.left != front->lockedRect.right) {
 154                 IntersectRect(&drawrect,&drawrect,&front->lockedRect);
 155             }
 156         }
 157
 158         BitBlt(hDisplayDC,
 159                drawrect.left-offset.x, drawrect.top-offset.y,
 160                drawrect.right-drawrect.left, drawrect.bottom-drawrect.top,
 161                hSurfaceDC,
 162                drawrect.left, drawrect.top,
 163                SRCCOPY);
 164         ReleaseDC(hDisplayWnd, hDisplayDC);
 165     }
 166 }
 167
 168 static HRESULT WINAPI IWineGDISwapChainImpl_SetDestWindowOverride(IWineD3DSwapChain *iface, HWND window) {
 169     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 170
 171     This->win_handle = window;
 172     return WINED3D_OK;
 173 }
 174
 175 static HRESULT WINAPI IWineGDISwapChainImpl_Present(IWineD3DSwapChain *iface, CONST RECT *pSourceRect, CONST RECT *pDestRect, HWND hDestWindowOverride, CONST RGNDATA *pDirtyRegion, DWORD dwFlags) {
 176     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *) iface;
 177     IWineD3DSurfaceImpl *front, *back;
 178
 179     if (!This->back_buffers)
 180     {
 181         WARN("Swapchain doesn't have a backbuffer, returning WINED3DERR_INVALIDCALL\n");
 182         return WINED3DERR_INVALIDCALL;
 183     }
 184     front = This->front_buffer;
 185     back = This->back_buffers[0];
 186
 187     /* Flip the DC */
 188     {
 189         HDC tmp;
 190         tmp = front->hDC;
 191         front->hDC = back->hDC;
 192         back->hDC = tmp;
 193     }
 194
 195     /* Flip the DIBsection */
 196     {
 197         HBITMAP tmp;
 198         tmp = front->dib.DIBsection;
 199         front->dib.DIBsection = back->dib.DIBsection;
 200         back->dib.DIBsection = tmp;
 201     }
 202
 203     /* Flip the surface data */
 204     {
 205         void* tmp;
 206
 207         tmp = front->dib.bitmap_data;
 208         front->dib.bitmap_data = back->dib.bitmap_data;
 209         back->dib.bitmap_data = tmp;
 210
 211         tmp = front->resource.allocatedMemory;
 212         front->resource.allocatedMemory = back->resource.allocatedMemory;
 213         back->resource.allocatedMemory = tmp;
 214
 215         if(front->resource.heapMemory) {
 216             ERR("GDI Surface %p has heap memory allocated\n", front);
 217         }
 218         if(back->resource.heapMemory) {
 219             ERR("GDI Surface %p has heap memory allocated\n", back);
 220         }
 221     }
 222
 223     /* client_memory should not be different, but just in case */
 224     {
 225         BOOL tmp;
 226         tmp = front->dib.client_memory;
 227         front->dib.client_memory = back->dib.client_memory;
 228         back->dib.client_memory = tmp;
 229     }
 230
 231     /* FPS support */
 232     if (TRACE_ON(fps))
 233     {
 234         static LONG prev_time, frames;
 235
 236         DWORD time = GetTickCount();
 237         frames++;
 238         /* every 1.5 seconds */
 239         if (time - prev_time > 1500) {
 240             TRACE_(fps)("@ approx %.2ffps\n", 1000.0*frames/(time - prev_time));
 241             prev_time = time;
 242             frames = 0;
 243         }
 244     }
 245
 246     x11_copy_to_screen(This, NULL);
 247
 248     return WINED3D_OK;
 249 }
 250
 251 const IWineD3DSwapChainVtbl IWineGDISwapChain_Vtbl =
 252 {
 253     /* IUnknown */
 254     IWineD3DBaseSwapChainImpl_QueryInterface,
 255     IWineD3DBaseSwapChainImpl_AddRef,
 256     IWineD3DBaseSwapChainImpl_Release,
 257     /* IWineD3DSwapChain */
 258     IWineD3DBaseSwapChainImpl_GetParent,
 259     IWineGDISwapChainImpl_Destroy,
 260     IWineD3DBaseSwapChainImpl_GetDevice,
 261     IWineGDISwapChainImpl_Present,
 262     IWineGDISwapChainImpl_SetDestWindowOverride,
 263     IWineD3DBaseSwapChainImpl_GetFrontBufferData,
 264     IWineD3DBaseSwapChainImpl_GetBackBuffer,
 265     IWineD3DBaseSwapChainImpl_GetRasterStatus,
 266     IWineD3DBaseSwapChainImpl_GetDisplayMode,
 267     IWineD3DBaseSwapChainImpl_GetPresentParameters,
 268     IWineD3DBaseSwapChainImpl_SetGammaRamp,
 269     IWineD3DBaseSwapChainImpl_GetGammaRamp
 270 };