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