dlls/ddraw/ddraw_user.c

   1 /*      DirectDraw driver for User-based primary surfaces
   2  *
   3  * Copyright 2000-2001 TransGaming Technologies Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  */
  19
  20 #include "config.h"
  21
  22 #include <assert.h>
  23 #include <stdarg.h>
  24 #include <string.h>
  25
  26 #define NONAMELESSUNION
  27 #define NONAMELESSSTRUCT
  28
  29 #include "windef.h"
  30 #include "winbase.h"
  31 #include "wingdi.h"
  32 #include "winuser.h"
  33 #include "ddraw.h"
  34 #include "ddraw_private.h"
  35 #include "wine/debug.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  38
  39 static const IDirectDraw7Vtbl User_DirectDraw_VTable;
  40
  41 static const DDDEVICEIDENTIFIER2 user_device =
  42 {
  43     "display",
  44     "User (and GDI)",
  45     { { 0x00010001, 0x00010001 } },
  46     0, 0, 0, 0,
  47     /* fe38440c-8969-4283-bc73-749e7bc3c2eb */
  48     {0xfe38440c,0x8969,0x428e, {0x73,0xbc,0x74,0x9e,0x7b,0xc3,0xc2,0xeb}},
  49     0
  50 };
  51
  52 static const DDPIXELFORMAT pixelformats[] =
  53 {
  54     /* 8bpp paletted */
  55     { sizeof(DDPIXELFORMAT), DDPF_RGB|DDPF_PALETTEINDEXED8, 0, { 8 } },
  56     /* 15bpp 5/5/5 */
  57     { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 16 }, { 0x7C00 }, { 0x3E0 },
  58       { 0x1F } },
  59     /* 16bpp 5/6/5 */
  60     { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 16 }, { 0xF800 }, { 0x7E0 },
  61       { 0x1F } },
  62     /* 24bpp 8/8/8 */
  63     { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 24 }, { 0xFF0000 },
  64       { 0x00FF00 }, { 0x0000FF } },
  65     /* 32bpp 8/8/8 */
  66     { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 32 }, { 0xFF0000 },
  67       { 0x00FF00 }, { 0x0000FF } }
  68 };
  69
  70 HRESULT User_DirectDraw_Create(const GUID* pGUID, LPDIRECTDRAW7* pIface,
  71                                      IUnknown* pUnkOuter, BOOL ex);
  72 HRESULT User_DirectDraw_Initialize(IDirectDrawImpl*, const GUID*);
  73
  74 static const ddraw_driver user_driver =
  75 {
  76     &user_device,
  77     10,
  78     User_DirectDraw_Create,
  79     User_DirectDraw_Initialize
  80 };
  81
  82 BOOL DDRAW_User_Init(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
  83 {
  84     if (fdwReason == DLL_PROCESS_ATTACH)
  85         DDRAW_register_driver(&user_driver);
  86
  87     return TRUE;
  88 }
  89
  90 static const DDPIXELFORMAT* pixelformat_for_depth(DWORD depth)
  91 {
  92     switch (depth)
  93     {
  94     case  8: return pixelformats + 0;
  95     case 15: return pixelformats + 1;
  96     case 16: return pixelformats + 2;
  97     case 24: return pixelformats + 3;
  98     case 32: return pixelformats + 4;
  99     default: return NULL;
 100     }
 101 }
 102
 103 /* Not called from the vtable. */
 104 HRESULT User_DirectDraw_Construct(IDirectDrawImpl *This, BOOL ex)
 105 {
 106     HRESULT hr;
 107     DWORD depth;
 108     HDC hDC;
 109
 110     TRACE("(%p,%d)\n",This,ex);
 111
 112     hr = Main_DirectDraw_Construct(This, ex);
 113     if (FAILED(hr)) return hr;
 114
 115     This->final_release = User_DirectDraw_final_release;
 116
 117     This->create_primary    = User_DirectDraw_create_primary;
 118     This->create_backbuffer = User_DirectDraw_create_backbuffer;
 119
 120     hDC = CreateDCA("DISPLAY", NULL, NULL, NULL);
 121     depth = GetDeviceCaps(hDC, BITSPIXEL) * GetDeviceCaps(hDC, PLANES);
 122     DeleteDC(hDC);
 123
 124     This->width       = GetSystemMetrics(SM_CXSCREEN);
 125     This->height      = GetSystemMetrics(SM_CYSCREEN);
 126     This->pitch       = DDRAW_width_bpp_to_pitch(This->width, depth);
 127     This->pixelformat = *pixelformat_for_depth(depth);
 128
 129     This->orig_width       = This->width;
 130     This->orig_height      = This->height;
 131     This->orig_pitch       = This->pitch;
 132     This->orig_pixelformat = This->pixelformat;
 133
 134     ICOM_INIT_INTERFACE(This, IDirectDraw7, User_DirectDraw_VTable);
 135
 136     /* capabilities */
 137 #define BLIT_CAPS (DDCAPS_BLT | DDCAPS_BLTCOLORFILL | DDCAPS_BLTDEPTHFILL \
 138           | DDCAPS_BLTSTRETCH | DDCAPS_CANBLTSYSMEM | DDCAPS_CANCLIP      \
 139           | DDCAPS_CANCLIPSTRETCHED | DDCAPS_COLORKEY                     \
 140           | DDCAPS_COLORKEYHWASSIST | DDCAPS_OVERLAY | DDCAPS_OVERLAYSTRETCH)
 141 #define CKEY_CAPS (DDCKEYCAPS_DESTBLT | DDCKEYCAPS_SRCBLT)
 142 #define FX_CAPS (DDFXCAPS_BLTALPHA | DDFXCAPS_BLTMIRRORLEFTRIGHT        \
 143                 | DDFXCAPS_BLTMIRRORUPDOWN | DDFXCAPS_BLTROTATION90     \
 144                 | DDFXCAPS_BLTSHRINKX | DDFXCAPS_BLTSHRINKXN            \
 145                 | DDFXCAPS_BLTSHRINKY | DDFXCAPS_BLTSHRINKXN            \
 146                 | DDFXCAPS_BLTSTRETCHX | DDFXCAPS_BLTSTRETCHXN          \
 147                 | DDFXCAPS_BLTSTRETCHY | DDFXCAPS_BLTSTRETCHYN)
 148     This->caps.dwCaps |= DDCAPS_GDI | DDCAPS_PALETTE | BLIT_CAPS;
 149     if( opengl_initialized )
 150     {
 151         /* Hack for D3D code */
 152         This->caps.dwCaps |= DDCAPS_3D;
 153     }
 154     This->caps.dwCaps2 |= DDCAPS2_CERTIFIED | DDCAPS2_NOPAGELOCKREQUIRED |
 155                           DDCAPS2_PRIMARYGAMMA | DDCAPS2_WIDESURFACES;
 156     This->caps.dwCKeyCaps |= CKEY_CAPS;
 157     This->caps.dwFXCaps |= FX_CAPS;
 158     This->caps.dwPalCaps |= DDPCAPS_8BIT | DDPCAPS_PRIMARYSURFACE;
 159     This->caps.dwVidMemTotal = 16*1024*1024;
 160     This->caps.dwVidMemFree = 16*1024*1024;
 161     This->caps.dwSVBCaps |= BLIT_CAPS;
 162     This->caps.dwSVBCKeyCaps |= CKEY_CAPS;
 163     This->caps.dwSVBFXCaps |= FX_CAPS;
 164     This->caps.dwVSBCaps |= BLIT_CAPS;
 165     This->caps.dwVSBCKeyCaps |= CKEY_CAPS;
 166     This->caps.dwVSBFXCaps |= FX_CAPS;
 167     This->caps.dwSSBCaps |= BLIT_CAPS;
 168     This->caps.dwSSBCKeyCaps |= CKEY_CAPS;
 169     This->caps.dwSSBFXCaps |= FX_CAPS;
 170     This->caps.ddsCaps.dwCaps |= DDSCAPS_ALPHA | DDSCAPS_BACKBUFFER |
 171                                  DDSCAPS_FLIP | DDSCAPS_FRONTBUFFER |
 172                                  DDSCAPS_OFFSCREENPLAIN | DDSCAPS_PALETTE |
 173                                  DDSCAPS_PRIMARYSURFACE | DDSCAPS_SYSTEMMEMORY |
 174                                  DDSCAPS_VIDEOMEMORY | DDSCAPS_VISIBLE;
 175     if( opengl_initialized )
 176     {
 177         /* Hacks for D3D code */
 178         This->caps.ddsCaps.dwCaps |= DDSCAPS_3DDEVICE | DDSCAPS_MIPMAP | DDSCAPS_TEXTURE | DDSCAPS_ZBUFFER;
 179     }
 180
 181     This->caps.ddsOldCaps.dwCaps = This->caps.ddsCaps.dwCaps;
 182 #undef BLIT_CAPS
 183 #undef CKEY_CAPS
 184 #undef FX_CAPS
 185
 186     return S_OK;
 187 }
 188
 189 /* This function is called from DirectDrawCreate(Ex) on the most-derived
 190  * class to start construction.
 191  * Not called from the vtable. */
 192 HRESULT User_DirectDraw_Create(const GUID* pGUID, LPDIRECTDRAW7* pIface,
 193                                IUnknown* pUnkOuter, BOOL ex)
 194 {
 195     HRESULT hr;
 196     IDirectDrawImpl* This;
 197
 198     assert(pUnkOuter == NULL);
 199
 200     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 201                      sizeof(IDirectDrawImpl) + sizeof(User_DirectDrawImpl));
 202     if (This == NULL) return E_OUTOFMEMORY;
 203
 204     /* Note that this relation does *not* hold true if the DD object was
 205      * CoCreateInstanced then Initialized. */
 206     This->private = (User_DirectDrawImpl *)(This+1);
 207
 208     /* Initialize the DDCAPS structure */
 209     This->caps.dwSize = sizeof(This->caps);
 210
 211     hr = User_DirectDraw_Construct(This, ex);
 212     if (FAILED(hr))
 213         HeapFree(GetProcessHeap(), 0, This);
 214     else
 215         *pIface = ICOM_INTERFACE(This, IDirectDraw7);
 216
 217     return hr;
 218 }
 219
 220 /* This function is called from Uninit_DirectDraw_Initialize on the
 221  * most-derived-class to start initialization.
 222  * Not called from the vtable. */
 223 HRESULT User_DirectDraw_Initialize(IDirectDrawImpl *This, const GUID* guid)
 224 {
 225     HRESULT hr;
 226     This->private = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 227                               sizeof(User_DirectDrawImpl));
 228     if (This->private == NULL) return E_OUTOFMEMORY;
 229
 230     /* Initialize the DDCAPS structure */
 231     This->caps.dwSize = sizeof(This->caps);
 232
 233     hr = User_DirectDraw_Construct(This, TRUE); /* XXX ex? */
 234     if (FAILED(hr))
 235     {
 236         HeapFree(GetProcessHeap(), 0, This->private);
 237         return hr;
 238     }
 239
 240     return DD_OK;
 241 }
 242
 243 /* Called from an internal function pointer. */
 244 void User_DirectDraw_final_release(IDirectDrawImpl *This)
 245 {
 246     Main_DirectDraw_final_release(This);
 247 }
 248
 249 /* Compact: generic */
 250 /* CreateClipper: generic */
 251 /* CreatePalette: generic (with callback) */
 252 /* CreateSurface: generic (with callbacks) */
 253
 254 HRESULT
 255 User_DirectDraw_create_primary(IDirectDrawImpl* This,
 256                                const DDSURFACEDESC2* pDDSD,
 257                                LPDIRECTDRAWSURFACE7* ppSurf,
 258                                IUnknown* pUnkOuter)
 259 {
 260     return User_DirectDrawSurface_Create(This, pDDSD, ppSurf, pUnkOuter);
 261 }
 262
 263 HRESULT
 264 User_DirectDraw_create_backbuffer(IDirectDrawImpl* This,
 265                                   const DDSURFACEDESC2* pDDSD,
 266                                   LPDIRECTDRAWSURFACE7* ppSurf,
 267                                   IUnknown* pUnkOuter,
 268                                   IDirectDrawSurfaceImpl* primary)
 269 {
 270     return User_DirectDrawSurface_Create(This, pDDSD, ppSurf, pUnkOuter);
 271 }
 272
 273 /* DuplicateSurface: generic */
 274
 275 /* Originally derived from Xlib_IDirectDraw2Impl_EnumDisplayModes.
 276  *
 277  * The depths are whatever DIBsections support on the client side.
 278  * Should they be limited by screen depth?
 279  */
 280 HRESULT WINAPI
 281 User_DirectDraw_EnumDisplayModes(LPDIRECTDRAW7 iface, DWORD dwFlags,
 282                                  LPDDSURFACEDESC2 pDDSD, LPVOID context,
 283                                  LPDDENUMMODESCALLBACK2 callback)
 284 {
 285     DDSURFACEDESC2 callback_sd;
 286     DEVMODEW DevModeW;
 287     const DDPIXELFORMAT* pixelformat;
 288
 289     int i;
 290
 291     TRACE("(%p)->(0x%08lx,%p,%p,%p)\n",iface,dwFlags,pDDSD,context,callback);
 292
 293     ZeroMemory(&callback_sd, sizeof(callback_sd));
 294     callback_sd.dwSize = sizeof(callback_sd);
 295
 296     callback_sd.dwFlags = DDSD_HEIGHT|DDSD_WIDTH|DDSD_PIXELFORMAT|DDSD_CAPS
 297         | DDSD_PITCH;
 298
 299     if (dwFlags & DDEDM_REFRESHRATES)
 300         callback_sd.dwFlags |= DDSD_REFRESHRATE;
 301
 302     callback_sd.u2.dwRefreshRate = 60.0;
 303
 304     i = 0;
 305     while (EnumDisplaySettingsExW(NULL, i, &DevModeW, 0))
 306     {
 307         callback_sd.dwHeight = DevModeW.dmPelsHeight;
 308         callback_sd.dwWidth = DevModeW.dmPelsWidth;
 309         if (DevModeW.dmFields&DM_DISPLAYFREQUENCY)
 310         {
 311             callback_sd.u2.dwRefreshRate = DevModeW.dmDisplayFrequency;
 312         }
 313
 314         TRACE("- mode: %ldx%ld\n", callback_sd.dwWidth, callback_sd.dwHeight);
 315
 316         pixelformat = pixelformat_for_depth(DevModeW.dmBitsPerPel);
 317         callback_sd.u1.lPitch
 318             = DDRAW_width_bpp_to_pitch(DevModeW.dmPelsWidth,
 319                                        pixelformat->u1.dwRGBBitCount);
 320
 321         callback_sd.u4.ddpfPixelFormat = *pixelformat;
 322
 323         callback_sd.ddsCaps.dwCaps = 0;
 324         if (pixelformat->dwFlags & DDPF_PALETTEINDEXED8) /* ick */
 325             callback_sd.ddsCaps.dwCaps |= DDSCAPS_PALETTE;
 326
 327         TRACE(" - %2ld bpp, R=%08lx G=%08lx B=%08lx\n",
 328             callback_sd.u4.ddpfPixelFormat.u1.dwRGBBitCount,
 329             callback_sd.u4.ddpfPixelFormat.u2.dwRBitMask,
 330             callback_sd.u4.ddpfPixelFormat.u3.dwGBitMask,
 331             callback_sd.u4.ddpfPixelFormat.u4.dwBBitMask);
 332         if (callback(&callback_sd, context) == DDENUMRET_CANCEL)
 333             return DD_OK;
 334         i++;
 335     }
 336
 337     return DD_OK;
 338 }
 339
 340 /* EnumSurfaces: generic */
 341 /* FlipToGDISurface: ??? */
 342
 343 #if 0
 344 HRESULT WINAPI
 345 User_DirectDraw_GetCaps(LPDIRECTDRAW7 iface, LPDDCAPS pDriverCaps,
 346                         LPDDCAPS pHELCaps)
 347 {
 348 /* Based on my guesses for what is appropriate with some clues from the
 349  * NVidia driver. Not everything is actually implemented yet.
 350  * NV has but we don't: Overlays, Video Ports, DDCAPS_READSCANLINE,
 351  * DDCAPS2_CERTIFIED (heh), DDSCAPS2_NONLOCALVIDMEM, DDSCAPS2_COPYFOURCC.
 352  * It actually has no FX alpha caps.
 353  * Oddly, it doesn't list DDPCAPS_PRIMARYSURFACE.
 354  * And the HEL caps make little sense.
 355  */
 356 #define BLIT_CAPS (DDCAPS_BLT | DDCAPS_BLTCOLORFILL | DDCAPS_BLTDEPTHFILL \
 357           | DDCAPS_BLTSTRETCH | DDCAPS_CANBLTSYSMEM | DDCAPS_CANCLIP      \
 358           | DDCAPS_CANCLIPSTRETCHED | DDCAPS_COLORKEY                     \
 359           | DDCAPS_COLORKEYHWASSIST | DDCAPS_OVERLAY | DDCAPS_OVERLAYSTRETCH)
 360
 361 #define CKEY_CAPS (DDCKEYCAPS_DESTBLT | DDCKEYCAPS_SRCBLT)
 362
 363 #define FX_CAPS (DDFXCAPS_BLTALPHA | DDFXCAPS_BLTMIRRORLEFTRIGHT        \
 364                 | DDFXCAPS_BLTMIRRORUPDOWN | DDFXCAPS_BLTROTATION90     \
 365                 | DDFXCAPS_BLTSHRINKX | DDFXCAPS_BLTSHRINKXN            \
 366                 | DDFXCAPS_BLTSHRINKY | DDFXCAPS_BLTSHRINKXN            \
 367                 | DDFXCAPS_BLTSTRETCHX | DDFXCAPS_BLTSTRETCHXN          \
 368                 | DDFXCAPS_BLTSTRETCHY | DDFXCAPS_BLTSTRETCHYN)
 369
 370 #if 0
 371 #define ROPS { SRCCOPY, SRCPAINT, SRCAND, SRCINVERT, SRCERASE, NOTSRCCOPY, \
 372         NOTSRCERASE, MERGEPAINT, BLACKNESS, WHITENESS, }
 373 #else
 374 #define ROPS { 0, }
 375 #endif
 376
 377     static const DDCAPS caps =
 378     { sizeof(DDCAPS),
 379       DDCAPS_3D | DDCAPS_GDI | DDCAPS_PALETTE | BLIT_CAPS,
 380       DDCAPS2_CANMANAGETEXTURE | DDCAPS2_CANRENDERWINDOWED | DDCAPS2_CERTIFIED
 381       | DDCAPS2_NOPAGELOCKREQUIRED | DDCAPS2_PRIMARYGAMMA
 382       | DDCAPS2_WIDESURFACES,
 383       CKEY_CAPS,
 384       FX_CAPS,
 385       0, /* dwFXAlphaCaps */
 386       DDPCAPS_8BIT | DDPCAPS_PRIMARYSURFACE,
 387       0, /* dwSVCaps */
 388       0, /* ? dwAlphaBitConstBitDepths */
 389       0, /* ? dwAlphaBitPixelPitDepths */
 390       0, /* ? dwAlphaBltSurfaceBitDepths */
 391       0, /* ? dwAlphaOverlayConstBitDepths */
 392       0, /* ? dwAlphaOverlayPixelBitDepths */
 393       0, /* ? dwAlphaOverlaySurfaceBitDepths */
 394       DDBD_16, /* ? dwZBufferBitDepths */
 395       16*1024*1024, /* dwVidMemTotal */
 396       16*1024*1024, /* dwVidMemFree */
 397       0, /* dwMaxVisibleOverlays */
 398       0, /* dwCurrVisibleOverlays */
 399       0, /* dwNumFourCCCodes */
 400       0, /* dwAlignBoundarySrc */
 401       0, /* dwAlignSizeSrc */
 402       0, /* dwAlignBoundaryDest */
 403       0, /* dwAlignSizeDest */
 404       0, /* dwAlignStrideAlign */
 405       ROPS, /* XXX dwRops[DD_ROP_SPACE] */
 406       { 0, }, /* XXX ddsOldCaps */
 407       1000, /* dwMinOverlayStretch */
 408       1000, /* dwMaxOverlayStretch */
 409       1000, /* dwMinLiveVideoStretch */
 410       1000, /* dwMaxLiveVideoStretch */
 411       1000, /* dwMinHwCodecStretch */
 412       1000, /* dwMaxHwCodecStretch */
 413       0, 0, 0, /* dwReserved1, 2, 3 */
 414       BLIT_CAPS, /* dwSVBCaps */
 415       CKEY_CAPS, /* dwSVBCKeyCaps */
 416       FX_CAPS, /* dwSVBFXCaps */
 417       ROPS, /* dwSVBRops */
 418       BLIT_CAPS, /* dwVSBCaps */
 419       CKEY_CAPS, /* dwVSBCKeyCaps */
 420       FX_CAPS, /* dwVSBFXCaps */
 421       ROPS, /* dwVSBRops */
 422       BLIT_CAPS, /* dwSSBCaps */
 423       CKEY_CAPS, /* dwSSBCKeyCaps */
 424       FX_CAPS, /* dwSSBFXCaps */
 425       ROPS, /* dwSSBRops */
 426       0, /* dwMaxVideoPorts */
 427       0, /* dwCurrVideoPorts */
 428       0, /* ? dwSVBCaps2 */
 429       BLIT_CAPS, /* ? dwNLVBCaps */
 430       0, /* ? dwNLVBCaps2 */
 431       CKEY_CAPS, /* dwNLVBCKeyCaps */
 432       FX_CAPS, /* dwNLVBFXCaps */
 433       ROPS, /* dwNLVBRops */
 434       { /* ddsCaps */
 435           DDSCAPS_3DDEVICE | DDSCAPS_ALPHA | DDSCAPS_BACKBUFFER | DDSCAPS_FLIP
 436           | DDSCAPS_FRONTBUFFER | DDSCAPS_MIPMAP | DDSCAPS_OFFSCREENPLAIN
 437           | DDSCAPS_PALETTE | DDSCAPS_PRIMARYSURFACE | DDSCAPS_SYSTEMMEMORY
 438           | DDSCAPS_TEXTURE | DDSCAPS_VIDEOMEMORY | DDSCAPS_VISIBLE
 439           | DDSCAPS_ZBUFFER,
 440           DDSCAPS2_CUBEMAP,
 441           0,
 442           0
 443       }
 444     };
 445
 446 #undef BLIT_CAPS
 447 #undef CKEY_CAPS
 448 #undef FX_CAPS
 449 #undef ROPS
 450
 451     IDirectDrawImpl *This = (IDirectDrawImpl *)iface;
 452
 453     TRACE("(%p)->(%p,%p)\n",This,pDriverCaps,pHELCaps);
 454
 455     if (pDriverCaps != NULL)
 456         DD_STRUCT_COPY_BYSIZE(pDriverCaps,&caps);
 457
 458     if (pHELCaps != NULL)
 459         DD_STRUCT_COPY_BYSIZE(pHELCaps,&caps);
 460
 461     return DD_OK;
 462 }
 463 #endif
 464
 465 HRESULT WINAPI
 466 User_DirectDraw_GetDeviceIdentifier(LPDIRECTDRAW7 iface,
 467                                     LPDDDEVICEIDENTIFIER2 pDDDI,
 468                                     DWORD dwFlags)
 469 {
 470     TRACE("(%p)->(%p,%08lx)\n",iface,pDDDI,dwFlags);
 471     *pDDDI = user_device;
 472     return DD_OK;
 473 }
 474
 475 /* GetDisplayMode: generic */
 476 /* GetFourCCCodes: generic */
 477 /* GetGDISurface: ??? */
 478 /* GetMonitorFrequency: generic */
 479 /* GetScanLine: generic */
 480 /* GetSurfaceFromDC: generic */
 481 /* GetVerticalBlankStatus: generic */
 482 /* Initialize: generic */
 483 /* RestoreAllSurfaces: generic */
 484 /* RestoreDisplayMode: generic */
 485 /* SetCooperativeLevel: ??? */
 486
 487 HRESULT WINAPI
 488 User_DirectDraw_SetDisplayMode(LPDIRECTDRAW7 iface, DWORD dwWidth,
 489                                DWORD dwHeight, DWORD dwBPP,
 490                                DWORD dwRefreshRate, DWORD dwFlags)
 491 {
 492     IDirectDrawImpl *This = (IDirectDrawImpl *)iface;
 493
 494     const DDPIXELFORMAT* pixelformat;
 495     DEVMODEW devmode;
 496     LONG pitch;
 497
 498     TRACE("(%p)->(%ldx%ldx%ld,%ld Hz,%08lx)\n",This,dwWidth,dwHeight,dwBPP,dwRefreshRate,dwFlags);
 499     devmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
 500     devmode.dmBitsPerPel = dwBPP;
 501     devmode.dmPelsWidth  = dwWidth;
 502     devmode.dmPelsHeight = dwHeight;
 503     /* '0' means default frequency */
 504     if (dwRefreshRate != 0)
 505     {
 506         devmode.dmFields |= DM_DISPLAYFREQUENCY;
 507         devmode.dmDisplayFrequency = dwRefreshRate;
 508     }
 509     if (ChangeDisplaySettingsExW(NULL, &devmode, NULL, CDS_FULLSCREEN, NULL) != DISP_CHANGE_SUCCESSFUL)
 510         return DDERR_INVALIDMODE;
 511
 512     pixelformat = pixelformat_for_depth(dwBPP);
 513     if (pixelformat == NULL)
 514     {
 515         assert(0);
 516         return DDERR_GENERIC;
 517     }
 518
 519     pitch = DDRAW_width_bpp_to_pitch(dwWidth, dwBPP);
 520     return Main_DirectDraw_SetDisplayMode(iface, dwWidth, dwHeight, pitch,
 521                                           dwRefreshRate, dwFlags, pixelformat);
 522 }
 523
 524 /* StartModeTest: ??? */
 525 /* TestCooperativeLevel: generic? */
 526 /* WaitForVerticalBlank: ??? */
 527
 528 static const IDirectDraw7Vtbl User_DirectDraw_VTable =
 529 {
 530     Main_DirectDraw_QueryInterface,
 531     Main_DirectDraw_AddRef,
 532     Main_DirectDraw_Release,
 533     Main_DirectDraw_Compact,
 534     Main_DirectDraw_CreateClipper,
 535     Main_DirectDraw_CreatePalette,
 536     Main_DirectDraw_CreateSurface,
 537     Main_DirectDraw_DuplicateSurface,
 538     User_DirectDraw_EnumDisplayModes,
 539     Main_DirectDraw_EnumSurfaces,
 540     Main_DirectDraw_FlipToGDISurface,
 541     Main_DirectDraw_GetCaps,
 542     Main_DirectDraw_GetDisplayMode,
 543     Main_DirectDraw_GetFourCCCodes,
 544     Main_DirectDraw_GetGDISurface,
 545     Main_DirectDraw_GetMonitorFrequency,
 546     Main_DirectDraw_GetScanLine,
 547     Main_DirectDraw_GetVerticalBlankStatus,
 548     Main_DirectDraw_Initialize,
 549     Main_DirectDraw_RestoreDisplayMode,
 550     Main_DirectDraw_SetCooperativeLevel,
 551     User_DirectDraw_SetDisplayMode,
 552     Main_DirectDraw_WaitForVerticalBlank,
 553     Main_DirectDraw_GetAvailableVidMem,
 554     Main_DirectDraw_GetSurfaceFromDC,
 555     Main_DirectDraw_RestoreAllSurfaces,
 556     Main_DirectDraw_TestCooperativeLevel,
 557     User_DirectDraw_GetDeviceIdentifier,
 558     Main_DirectDraw_StartModeTest,
 559     Main_DirectDraw_EvaluateMode
 560 };