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