dlls/wined3d/swapchain.c

   1 /*
   2  *IDirect3DSwapChain9 implementation
   3  *
   4  *Copyright 2002-2003 Jason Edmeades
   5  *Copyright 2002-2003 Raphael Junqueira
   6  *Copyright 2005 Oliver Stieber
   7  *
   8  *This library is free software; you can redistribute it and/or
   9  *modify it under the terms of the GNU Lesser General Public
  10  *License as published by the Free Software Foundation; either
  11  *version 2.1 of the License, or (at your option) any later version.
  12  *
  13  *This library is distributed in the hope that it will be useful,
  14  *but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  *Lesser General Public License for more details.
  17  *
  18  *You should have received a copy of the GNU Lesser General Public
  19  *License along with this library; if not, write to the Free Software
  20  *Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24 #include "wined3d_private.h"
  25
  26
  27 /* TODO: move to shared header (or context manager )*/
  28 /* x11drv GDI escapes */
  29 #define X11DRV_ESCAPE 6789
  30 enum x11drv_escape_codes
  31 {
  32     X11DRV_GET_DISPLAY,   /* get X11 display for a DC */
  33     X11DRV_GET_DRAWABLE,  /* get current drawable for a DC */
  34     X11DRV_GET_FONT,      /* get current X font for a DC */
  35 };
  36
  37 /* retrieve the X display to use on a given DC */
  38 inline static Display *get_display( HDC hdc )
  39 {
  40     Display *display;
  41     enum x11drv_escape_codes escape = X11DRV_GET_DISPLAY;
  42
  43     if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape), (LPCSTR)&escape,
  44                     sizeof(display), (LPSTR)&display )) display = NULL;
  45     return display;
  46 }
  47
  48 /*TODO: some of the additional parameters may be required to
  49     set the gamma ramp (for some weird reason microsoft have left swap gammaramp in device
  50     but it operates on a swapchain, it may be a good idea to move it to IWineD3DSwapChain for IWineD3D)*/
  51
  52
  53 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
  54 WINE_DECLARE_DEBUG_CHANNEL(fps);
  55
  56
  57 /* IDirect3DSwapChain IUnknown parts follow: */
  58 static ULONG WINAPI IWineD3DSwapChainImpl_AddRef(IWineD3DSwapChain *iface) {
  59     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  60     DWORD refCount = InterlockedIncrement(&This->ref);
  61     TRACE("(%p) : AddRef increasing from %d\n", This, refCount - 1);
  62     return refCount;
  63 }
  64
  65 static HRESULT WINAPI IWineD3DSwapChainImpl_QueryInterface(IWineD3DSwapChain *iface, REFIID riid, LPVOID *ppobj)
  66 {
  67     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  68     TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(riid), ppobj);
  69     if (IsEqualGUID(riid, &IID_IUnknown)
  70         || IsEqualGUID(riid, &IID_IWineD3DBase)
  71         || IsEqualGUID(riid, &IID_IWineD3DSwapChain)){
  72         IWineD3DSwapChainImpl_AddRef(iface);
  73         if(ppobj == NULL){
  74             ERR("Query interface called but now data allocated\n");
  75             return E_NOINTERFACE;
  76         }
  77         *ppobj = This;
  78         return WINED3D_OK;
  79     }
  80     *ppobj = NULL;
  81     return E_NOINTERFACE;
  82 }
  83
  84
  85 static ULONG WINAPI IWineD3DSwapChainImpl_Release(IWineD3DSwapChain *iface) {
  86     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  87     DWORD refCount;
  88     refCount = InterlockedDecrement(&This->ref);
  89     TRACE("(%p) : ReleaseRef to %d\n", This, refCount);
  90     if (refCount == 0) {
  91         IWineD3DSwapChain_Destroy(iface, D3DCB_DefaultDestroySurface);
  92     }
  93     return refCount;
  94 }
  95
  96 static HRESULT WINAPI IWineD3DSwapChainImpl_GetParent(IWineD3DSwapChain *iface, IUnknown ** ppParent){
  97     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
  98     *ppParent = This->parent;
  99     IUnknown_AddRef(*ppParent);
 100     TRACE("(%p) returning %p\n", This , *ppParent);
 101     return WINED3D_OK;
 102 }
 103
 104 /*IWineD3DSwapChain parts follow: */
 105 static void WINAPI IWineD3DSwapChainImpl_Destroy(IWineD3DSwapChain *iface, D3DCB_DESTROYSURFACEFN D3DCB_DestroyRenderTarget) {
 106     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 107     WINED3DDISPLAYMODE mode;
 108
 109     /* release the ref to the front and back buffer parents */
 110     if(This->frontBuffer) {
 111         IWineD3DSurface_SetContainer(This->frontBuffer, 0);
 112         if(D3DCB_DestroyRenderTarget(This->frontBuffer) > 0) {
 113             FIXME("(%p) Something's still holding the front buffer\n",This);
 114         }
 115     }
 116
 117     if(This->backBuffer) {
 118         int i;
 119         for(i = 0; i < This->presentParms.BackBufferCount; i++) {
 120             IWineD3DSurface_SetContainer(This->backBuffer[i], 0);
 121             if(D3DCB_DestroyRenderTarget(This->backBuffer[i]) > 0) {
 122                 FIXME("(%p) Something's still holding the back buffer\n",This);
 123             }
 124         }
 125     }
 126
 127     /* Restore the screen resolution if we rendered in fullscreen
 128      * This will restore the screen resolution to what it was before creating the swapchain. In case of d3d8 and d3d9
 129      * this will be the original desktop resolution. In case of d3d7 this will be a NOP because ddraw sets the resolution
 130      * before starting up Direct3D, thus orig_width and orig_height will be equal to the modes in the presentation params
 131      */
 132     if(This->presentParms.Windowed == FALSE) {
 133         mode.Width = This->orig_width;
 134         mode.Height = This->orig_height;
 135         mode.RefreshRate = 0;
 136         mode.Format = This->orig_fmt;
 137         IWineD3DDevice_SetDisplayMode((IWineD3DDevice *) This->wineD3DDevice, 0, &mode);
 138     }
 139     DestroyContext(This->wineD3DDevice, This->context);
 140
 141     HeapFree(GetProcessHeap(), 0, This);
 142 }
 143
 144 static HRESULT WINAPI IWineD3DSwapChainImpl_Present(IWineD3DSwapChain *iface, CONST RECT *pSourceRect, CONST RECT *pDestRect, HWND hDestWindowOverride, CONST RGNDATA *pDirtyRegion, DWORD dwFlags) {
 145     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 146
 147     ENTER_GL();
 148
 149     /* Render the cursor onto the back buffer, using our nifty directdraw blitting code :-) */
 150     if(This->wineD3DDevice->bCursorVisible && This->wineD3DDevice->cursorTexture) {
 151         IWineD3DSurfaceImpl cursor;
 152         RECT destRect = {This->wineD3DDevice->xScreenSpace - This->wineD3DDevice->xHotSpot,
 153                          This->wineD3DDevice->yScreenSpace - This->wineD3DDevice->yHotSpot,
 154                          This->wineD3DDevice->xScreenSpace + This->wineD3DDevice->cursorWidth - This->wineD3DDevice->xHotSpot,
 155                          This->wineD3DDevice->yScreenSpace + This->wineD3DDevice->cursorHeight - This->wineD3DDevice->yHotSpot};
 156         TRACE("Rendering the cursor. Creating fake surface at %p\n", &cursor);
 157         /* Build a fake surface to call the Blitting code. It is not possible to use the interface passed by
 158          * the application because we are only supposed to copy the information out. Using a fake surface
 159          * allows to use the Blitting engine and avoid copying the whole texture -> render target blitting code.
 160          */
 161         memset(&cursor, 0, sizeof(cursor));
 162         cursor.lpVtbl = &IWineD3DSurface_Vtbl;
 163         cursor.resource.ref = 1;
 164         cursor.resource.wineD3DDevice = This->wineD3DDevice;
 165         cursor.resource.pool = WINED3DPOOL_SCRATCH;
 166         cursor.resource.format = WINED3DFMT_A8R8G8B8;
 167         cursor.resource.resourceType = WINED3DRTYPE_SURFACE;
 168         cursor.glDescription.textureName = This->wineD3DDevice->cursorTexture;
 169         cursor.glDescription.target = GL_TEXTURE_2D;
 170         cursor.glDescription.level = 0;
 171         cursor.currentDesc.Width = This->wineD3DDevice->cursorWidth;
 172         cursor.currentDesc.Height = This->wineD3DDevice->cursorHeight;
 173         cursor.glRect.left = 0;
 174         cursor.glRect.top = 0;
 175         cursor.glRect.right = cursor.currentDesc.Width;
 176         cursor.glRect.bottom = cursor.currentDesc.Height;
 177         /* The cursor must have pow2 sizes */
 178         cursor.pow2Width = cursor.currentDesc.Width;
 179         cursor.pow2Height = cursor.currentDesc.Height;
 180         /* The surface is in the texture */
 181         cursor.Flags |= SFLAG_INTEXTURE;
 182         /* DDBLT_KEYSRC will cause BltOverride to enable the alpha test with GL_NOTEQUAL, 0.0,
 183          * which is exactly what we want :-)
 184          */
 185         if (This->presentParms.Windowed) {
 186             MapWindowPoints(NULL, This->win_handle, (LPPOINT)&destRect, 2);
 187         }
 188         IWineD3DSurface_Blt(This->backBuffer[0], &destRect, (IWineD3DSurface *) &cursor, NULL, DDBLT_KEYSRC, NULL);
 189     }
 190
 191     if (pSourceRect || pDestRect) FIXME("Unhandled present options %p/%p\n", pSourceRect, pDestRect);
 192     /* TODO: If only source rect or dest rect are supplied then clip the window to match */
 193     TRACE("preseting display %p, drawable %ld\n", This->context->display, This->context->drawable);
 194
 195     /* Don't call checkGLcall, as glGetError is not applicable here */
 196     if (hDestWindowOverride && This->win_handle != hDestWindowOverride) {
 197         HDC hDc;
 198         WINED3DLOCKED_RECT r;
 199         Display *display;
 200         BYTE *mem;
 201
 202         TRACE("Performing dest override of swapchain %p from window %p to %p\n", This, This->win_handle, hDestWindowOverride);
 203         if(This->context == This->wineD3DDevice->contexts[0]) {
 204             /* The primary context 'owns' all the opengl resources. Destroying and recreating that context would require downloading
 205              * all opengl resources, deleting the gl resources, destroying all other contexts, then recreating all other contexts
 206              * and reload the resources
 207              */
 208             ERR("Cannot change the destination window of the owner of the primary context\n");
 209         } else {
 210             hDc                          = GetDC(hDestWindowOverride);
 211             This->win_handle             = hDestWindowOverride;
 212             This->win                    = (Window)GetPropA( hDestWindowOverride, "__wine_x11_whole_window" );
 213             display                      = get_display(hDc);
 214             ReleaseDC(hDestWindowOverride, hDc);
 215
 216             /* The old back buffer has to be copied over to the new back buffer. A lockrect - switchcontext - unlockrect
 217              * would suffice in theory, but it is rather nasty and may cause troubles with future changes of the locking code
 218              * So lock read only, copy the surface out, then lock with the discard flag and write back
 219              */
 220             IWineD3DSurface_LockRect(This->backBuffer[0], &r, NULL, WINED3DLOCK_READONLY);
 221             mem = HeapAlloc(GetProcessHeap(), 0, r.Pitch * ((IWineD3DSurfaceImpl *) This->backBuffer[0])->currentDesc.Height);
 222             memcpy(mem, r.pBits, r.Pitch * ((IWineD3DSurfaceImpl *) This->backBuffer[0])->currentDesc.Height);
 223             IWineD3DSurface_UnlockRect(This->backBuffer[0]);
 224
 225             DestroyContext(This->wineD3DDevice, This->context);
 226             This->context = CreateContext(This->wineD3DDevice, (IWineD3DSurfaceImpl *) This->frontBuffer, display, This->win);
 227
 228             IWineD3DSurface_LockRect(This->backBuffer[0], &r, NULL, WINED3DLOCK_DISCARD);
 229             memcpy(r.pBits, mem, r.Pitch * ((IWineD3DSurfaceImpl *) This->backBuffer[0])->currentDesc.Height);
 230             HeapFree(GetProcessHeap(), 0, mem);
 231             IWineD3DSurface_UnlockRect(This->backBuffer[0]);
 232         }
 233     }
 234
 235     glXSwapBuffers(This->context->display, This->context->drawable); /* TODO: cycle through the swapchain buffers */
 236
 237     TRACE("glXSwapBuffers called, Starting new frame\n");
 238     /* FPS support */
 239     if (TRACE_ON(fps))
 240     {
 241         DWORD time = GetTickCount();
 242         This->frames++;
 243         /* every 1.5 seconds */
 244         if (time - This->prev_time > 1500) {
 245             TRACE_(fps)("%p @ approx %.2ffps\n", This, 1000.0*This->frames/(time - This->prev_time));
 246             This->prev_time = time;
 247             This->frames = 0;
 248         }
 249     }
 250
 251 #if defined(FRAME_DEBUGGING)
 252 {
 253     if (GetFileAttributesA("C:\\D3DTRACE") != INVALID_FILE_ATTRIBUTES) {
 254         if (!isOn) {
 255             isOn = TRUE;
 256             FIXME("Enabling D3D Trace\n");
 257             __WINE_SET_DEBUGGING(__WINE_DBCL_TRACE, __wine_dbch_d3d, 1);
 258 #if defined(SHOW_FRAME_MAKEUP)
 259             FIXME("Singe Frame snapshots Starting\n");
 260             isDumpingFrames = TRUE;
 261             glClear(GL_COLOR_BUFFER_BIT);
 262 #endif
 263
 264 #if defined(SINGLE_FRAME_DEBUGGING)
 265         } else {
 266 #if defined(SHOW_FRAME_MAKEUP)
 267             FIXME("Singe Frame snapshots Finishing\n");
 268             isDumpingFrames = FALSE;
 269 #endif
 270             FIXME("Singe Frame trace complete\n");
 271             DeleteFileA("C:\\D3DTRACE");
 272             __WINE_SET_DEBUGGING(__WINE_DBCL_TRACE, __wine_dbch_d3d, 0);
 273 #endif
 274         }
 275     } else {
 276         if (isOn) {
 277             isOn = FALSE;
 278 #if defined(SHOW_FRAME_MAKEUP)
 279             FIXME("Single Frame snapshots Finishing\n");
 280             isDumpingFrames = FALSE;
 281 #endif
 282             FIXME("Disabling D3D Trace\n");
 283             __WINE_SET_DEBUGGING(__WINE_DBCL_TRACE, __wine_dbch_d3d, 0);
 284         }
 285     }
 286 }
 287 #endif
 288
 289     LEAVE_GL();
 290     /* Although this is not strictly required, a simple demo showed this does occur
 291        on (at least non-debug) d3d                                                  */
 292     if (This->presentParms.SwapEffect == WINED3DSWAPEFFECT_DISCARD) {
 293
 294         TRACE("Clearing\n");
 295
 296         IWineD3DDevice_Clear((IWineD3DDevice*)This->wineD3DDevice, 0, NULL, WINED3DCLEAR_STENCIL|WINED3DCLEAR_ZBUFFER|WINED3DCLEAR_TARGET, 0x00, 1.0, 0);
 297
 298     } else {
 299         TRACE("Clearing z/stencil buffer\n");
 300
 301         IWineD3DDevice_Clear((IWineD3DDevice*)This->wineD3DDevice, 0, NULL, WINED3DCLEAR_STENCIL|WINED3DCLEAR_ZBUFFER, 0x00, 1.0, 0);
 302     }
 303
 304     if(((IWineD3DSurfaceImpl *) This->frontBuffer)->Flags   & SFLAG_INSYSMEM ||
 305        ((IWineD3DSurfaceImpl *) This->backBuffer[0])->Flags & SFLAG_INSYSMEM ) {
 306         /* Both memory copies of the surfaces are ok, flip them around too instead of dirtifying */
 307         IWineD3DSurfaceImpl *front = (IWineD3DSurfaceImpl *) This->frontBuffer;
 308         IWineD3DSurfaceImpl *back = (IWineD3DSurfaceImpl *) This->backBuffer[0];
 309         BOOL frontuptodate = front->Flags & SFLAG_INSYSMEM;
 310         BOOL backuptodate = back->Flags & SFLAG_INSYSMEM;
 311
 312         /* Flip the DC */
 313         {
 314             HDC tmp;
 315             tmp = front->hDC;
 316             front->hDC = back->hDC;
 317             back->hDC = tmp;
 318         }
 319
 320         /* Flip the DIBsection */
 321         {
 322             HBITMAP tmp;
 323             BOOL hasDib = front->Flags & SFLAG_DIBSECTION;
 324             tmp = front->dib.DIBsection;
 325             front->dib.DIBsection = back->dib.DIBsection;
 326             back->dib.DIBsection = tmp;
 327
 328             if(back->Flags & SFLAG_DIBSECTION) front->Flags |= SFLAG_DIBSECTION;
 329             else front->Flags &= ~SFLAG_DIBSECTION;
 330             if(hasDib) back->Flags |= SFLAG_DIBSECTION;
 331             else back->Flags &= ~SFLAG_DIBSECTION;
 332         }
 333
 334         /* Flip the surface data */
 335         {
 336             void* tmp;
 337
 338             tmp = front->dib.bitmap_data;
 339             front->dib.bitmap_data = back->dib.bitmap_data;
 340             back->dib.bitmap_data = tmp;
 341
 342             tmp = front->resource.allocatedMemory;
 343             front->resource.allocatedMemory = back->resource.allocatedMemory;
 344             back->resource.allocatedMemory = tmp;
 345         }
 346
 347         /* client_memory should not be different, but just in case */
 348         {
 349             BOOL tmp;
 350             tmp = front->dib.client_memory;
 351             front->dib.client_memory = back->dib.client_memory;
 352             back->dib.client_memory = tmp;
 353         }
 354         if(frontuptodate) back->Flags |= SFLAG_INSYSMEM;
 355         else back->Flags &= ~SFLAG_INSYSMEM;
 356         if(backuptodate) front->Flags |= SFLAG_INSYSMEM;
 357         else front->Flags &= ~SFLAG_INSYSMEM;
 358     }
 359
 360     TRACE("returning\n");
 361     return WINED3D_OK;
 362 }
 363
 364 static HRESULT WINAPI IWineD3DSwapChainImpl_GetFrontBufferData(IWineD3DSwapChain *iface, IWineD3DSurface *pDestSurface) {
 365     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 366     POINT start;
 367
 368     TRACE("(%p) : iface(%p) pDestSurface(%p)\n", This, iface, pDestSurface);
 369
 370     start.x = 0;
 371     start.y = 0;
 372
 373     if (This->presentParms.Windowed) {
 374         MapWindowPoints(This->win_handle, NULL, &start, 1);
 375     }
 376
 377     IWineD3DSurface_BltFast(pDestSurface, start.x, start.y, This->frontBuffer, NULL, 0);
 378     return WINED3D_OK;
 379 }
 380
 381 static HRESULT WINAPI IWineD3DSwapChainImpl_GetBackBuffer(IWineD3DSwapChain *iface, UINT iBackBuffer, WINED3DBACKBUFFER_TYPE Type, IWineD3DSurface **ppBackBuffer) {
 382
 383     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 384
 385     if (iBackBuffer > This->presentParms.BackBufferCount - 1) {
 386         TRACE("Back buffer count out of range\n");
 387         /* Native d3d9 doesn't set NULL here, just as wine's d3d9. But set it here
 388          * in wined3d to avoid problems in other libs
 389          */
 390         *ppBackBuffer = NULL;
 391         return WINED3DERR_INVALIDCALL;
 392     }
 393
 394     *ppBackBuffer = This->backBuffer[iBackBuffer];
 395     TRACE("(%p) : BackBuf %d Type %d  returning %p\n", This, iBackBuffer, Type, *ppBackBuffer);
 396
 397     /* Note inc ref on returned surface */
 398     if(*ppBackBuffer) IWineD3DSurface_AddRef(*ppBackBuffer);
 399     return WINED3D_OK;
 400
 401 }
 402
 403 static HRESULT WINAPI IWineD3DSwapChainImpl_GetRasterStatus(IWineD3DSwapChain *iface, WINED3DRASTER_STATUS *pRasterStatus) {
 404     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 405     static BOOL showFixmes = TRUE;
 406     pRasterStatus->InVBlank = TRUE;
 407     pRasterStatus->ScanLine = 0;
 408     /* No openGL equivalent */
 409     if(showFixmes) {
 410         FIXME("(%p) : stub (once)\n", This);
 411         showFixmes = FALSE;
 412     }
 413     return WINED3D_OK;
 414 }
 415
 416 static HRESULT WINAPI IWineD3DSwapChainImpl_GetDisplayMode(IWineD3DSwapChain *iface, WINED3DDISPLAYMODE*pMode) {
 417     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 418     HDC                 hdc;
 419     int                 bpp = 0;
 420
 421     pMode->Width        = GetSystemMetrics(SM_CXSCREEN);
 422     pMode->Height       = GetSystemMetrics(SM_CYSCREEN);
 423     pMode->RefreshRate  = 85; /* FIXME: How to identify? */
 424
 425     hdc = GetDC(0);
 426     bpp = GetDeviceCaps(hdc, BITSPIXEL);
 427     ReleaseDC(0, hdc);
 428
 429     switch (bpp) {
 430     case  8: pMode->Format       = WINED3DFMT_R8G8B8; break;
 431     case 16: pMode->Format       = WINED3DFMT_R5G6B5; break;
 432     case 24: /*pMode->Format       = WINED3DFMT_R8G8B8; break; */ /* 32bpp and 24bpp can be aliased for X */
 433     case 32: pMode->Format       = WINED3DFMT_A8R8G8B8; break;
 434     default:
 435        FIXME("Unrecognized display mode format\n");
 436        pMode->Format       = WINED3DFMT_UNKNOWN;
 437     }
 438
 439     TRACE("(%p) : returning w(%d) h(%d) rr(%d) fmt(%u,%s)\n", This, pMode->Width, pMode->Height, pMode->RefreshRate,
 440     pMode->Format, debug_d3dformat(pMode->Format));
 441     return WINED3D_OK;
 442 }
 443
 444 static HRESULT WINAPI IWineD3DSwapChainImpl_GetDevice(IWineD3DSwapChain *iface, IWineD3DDevice**ppDevice) {
 445     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 446
 447     *ppDevice = (IWineD3DDevice *) This->wineD3DDevice;
 448
 449     /* Note  Calling this method will increase the internal reference count
 450        on the IDirect3DDevice9 interface. */
 451     IWineD3DDevice_AddRef(*ppDevice);
 452     TRACE("(%p) : returning %p\n", This, *ppDevice);
 453     return WINED3D_OK;
 454 }
 455
 456 static HRESULT WINAPI IWineD3DSwapChainImpl_GetPresentParameters(IWineD3DSwapChain *iface, WINED3DPRESENT_PARAMETERS *pPresentationParameters) {
 457     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 458     TRACE("(%p)\n", This);
 459
 460     *pPresentationParameters = This->presentParms;
 461
 462     return WINED3D_OK;
 463 }
 464
 465 static HRESULT WINAPI IWineD3DSwapChainImpl_SetGammaRamp(IWineD3DSwapChain *iface, DWORD Flags, CONST WINED3DGAMMARAMP *pRamp){
 466
 467     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 468     HDC hDC;
 469     TRACE("(%p) : pRamp@%p flags(%d)\n", This, pRamp, Flags);
 470     hDC = GetDC(This->win_handle);
 471     SetDeviceGammaRamp(hDC, (LPVOID)pRamp);
 472     ReleaseDC(This->win_handle, hDC);
 473     return WINED3D_OK;
 474
 475 }
 476
 477 static HRESULT WINAPI IWineD3DSwapChainImpl_GetGammaRamp(IWineD3DSwapChain *iface, WINED3DGAMMARAMP *pRamp){
 478
 479     IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
 480     HDC hDC;
 481     TRACE("(%p) : pRamp@%p\n", This, pRamp);
 482     hDC = GetDC(This->win_handle);
 483     GetDeviceGammaRamp(hDC, pRamp);
 484     ReleaseDC(This->win_handle, hDC);
 485     return WINED3D_OK;
 486
 487 }
 488
 489
 490 const IWineD3DSwapChainVtbl IWineD3DSwapChain_Vtbl =
 491 {
 492     /* IUnknown */
 493     IWineD3DSwapChainImpl_QueryInterface,
 494     IWineD3DSwapChainImpl_AddRef,
 495     IWineD3DSwapChainImpl_Release,
 496     /* IWineD3DSwapChain */
 497     IWineD3DSwapChainImpl_GetParent,
 498     IWineD3DSwapChainImpl_Destroy,
 499     IWineD3DSwapChainImpl_GetDevice,
 500     IWineD3DSwapChainImpl_Present,
 501     IWineD3DSwapChainImpl_GetFrontBufferData,
 502     IWineD3DSwapChainImpl_GetBackBuffer,
 503     IWineD3DSwapChainImpl_GetRasterStatus,
 504     IWineD3DSwapChainImpl_GetDisplayMode,
 505     IWineD3DSwapChainImpl_GetPresentParameters,
 506     IWineD3DSwapChainImpl_SetGammaRamp,
 507     IWineD3DSwapChainImpl_GetGammaRamp
 508 };