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   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 #include "wine/debug.h"
  22 #include "ddraw.h"
  23
  24 #include <assert.h>
  25 #include <string.h>
  26
  27 #include "ddraw_private.h"
  28 #include "ddraw/main.h"
  29 #include "ddraw/user.h"
  30 #include "dclipper/main.h"
  31 #include "dpalette/main.h"
  32 #include "dsurface/main.h"
  33 #include "dsurface/dib.h"
  34 #include "dsurface/user.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  37
  38 static ICOM_VTABLE(IDirectDraw7) User_DirectDraw_VTable;
  39
  40 static const DDDEVICEIDENTIFIER2 user_device =
  41 {
  42     "display",
  43     "User (and GDI)",
  44     { { 0x00010001, 0x00010001 } },
  45     0, 0, 0, 0,
  46     /* fe38440c-8969-4283-bc73-749e7bc3c2eb */
  47     {0xfe38440c,0x8969,0x428e, {0x73,0xbc,0x74,0x9e,0x7b,0xc3,0xc2,0xeb}},
  48     0
  49 };
  50
  51 static const DDPIXELFORMAT pixelformats[] =
  52 {
  53     /* 8bpp paletted */
  54     { sizeof(DDPIXELFORMAT), DDPF_RGB|DDPF_PALETTEINDEXED8, 0, { 8 } },
  55     /* 15bpp 5/5/5 */
  56     { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 16 }, { 0x7C00 }, { 0x3E0 },
  57       { 0x1F } },
  58     /* 16bpp 5/6/5 */
  59     { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 16 }, { 0xF800 }, { 0x7E0 },
  60       { 0x1F } },
  61     /* 24bpp 8/8/8 */
  62     { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 24 }, { 0xFF0000 },
  63       { 0x00FF00 }, { 0x0000FF } },
  64     /* 32bpp 8/8/8 */
  65     { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 32 }, { 0xFF0000 },
  66       { 0x00FF00 }, { 0x0000FF } }
  67 };
  68
  69 HRESULT User_DirectDraw_Create(const GUID* pGUID, LPDIRECTDRAW7* pIface,
  70                                      IUnknown* pUnkOuter, BOOL ex);
  71 HRESULT User_DirectDraw_Initialize(IDirectDrawImpl*, const GUID*);
  72
  73 static const ddraw_driver user_driver =
  74 {
  75     &user_device,
  76     10,
  77     User_DirectDraw_Create,
  78     User_DirectDraw_Initialize
  79 };
  80
  81 BOOL DDRAW_User_Init(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
  82 {
  83     if (fdwReason == DLL_PROCESS_ATTACH)
  84         DDRAW_register_driver(&user_driver);
  85
  86     return TRUE;
  87 }
  88
  89 /* If you change this function, you probably want to change the enumeration
  90  * code in EnumDisplayModes. */
  91 static BOOL
  92 IsValidDisplayMode(DWORD dwWidth, DWORD dwHeight, DWORD dwBPP,
  93                    DWORD dwRefreshRate, DWORD dwFlags)
  94 {
  95     if (dwWidth > GetSystemMetrics(SM_CXSCREEN)
  96         || dwHeight > GetSystemMetrics(SM_CYSCREEN))
  97         return FALSE;
  98
  99     switch (dwBPP)
 100     {
 101     case 8:
 102     case 15:
 103     case 16:
 104     case 24:
 105     case 32:
 106         break;
 107
 108     default:
 109         return FALSE;
 110     }
 111
 112     return TRUE;
 113 }
 114
 115 static const DDPIXELFORMAT* pixelformat_for_depth(DWORD depth)
 116 {
 117     switch (depth)
 118     {
 119     case  8: return pixelformats + 0;
 120     case 15: return pixelformats + 1;
 121     case 16: return pixelformats + 2;
 122     case 24: return pixelformats + 3;
 123     case 32: return pixelformats + 4;
 124     default: return NULL;
 125     }
 126 }
 127
 128 /* Not called from the vtable. */
 129 HRESULT User_DirectDraw_Construct(IDirectDrawImpl *This, BOOL ex)
 130 {
 131     HRESULT hr;
 132     DWORD depth;
 133     HDC hDC;
 134
 135     TRACE("(%p,%d)\n",This,ex);
 136
 137     hr = Main_DirectDraw_Construct(This, ex);
 138     if (FAILED(hr)) return hr;
 139
 140     This->final_release = User_DirectDraw_final_release;
 141
 142     This->create_primary    = User_DirectDraw_create_primary;
 143     This->create_backbuffer = User_DirectDraw_create_backbuffer;
 144
 145     hDC = CreateDCA("DISPLAY", NULL, NULL, NULL);
 146     depth = GetDeviceCaps(hDC, BITSPIXEL) * GetDeviceCaps(hDC, PLANES);
 147     DeleteDC(hDC);
 148
 149     This->width       = GetSystemMetrics(SM_CXSCREEN);
 150     This->height      = GetSystemMetrics(SM_CYSCREEN);
 151     This->pitch       = DDRAW_width_bpp_to_pitch(This->width, depth);
 152     This->pixelformat = *pixelformat_for_depth(depth);
 153
 154     This->orig_width       = This->width;
 155     This->orig_height      = This->height;
 156     This->orig_pitch       = This->pitch;
 157     This->orig_pixelformat = This->pixelformat;
 158
 159     ICOM_INIT_INTERFACE(This, IDirectDraw7, User_DirectDraw_VTable);
 160
 161     /* capabilities */
 162 #define BLIT_CAPS (DDCAPS_BLT | DDCAPS_BLTCOLORFILL | DDCAPS_BLTDEPTHFILL \
 163           | DDCAPS_BLTSTRETCH | DDCAPS_CANBLTSYSMEM | DDCAPS_CANCLIP      \
 164           | DDCAPS_CANCLIPSTRETCHED | DDCAPS_COLORKEY                     \
 165           | DDCAPS_COLORKEYHWASSIST)
 166 #define CKEY_CAPS (DDCKEYCAPS_DESTBLT | DDCKEYCAPS_SRCBLT)
 167 #define FX_CAPS (DDFXCAPS_BLTALPHA | DDFXCAPS_BLTMIRRORLEFTRIGHT        \
 168                 | DDFXCAPS_BLTMIRRORUPDOWN | DDFXCAPS_BLTROTATION90     \
 169                 | DDFXCAPS_BLTSHRINKX | DDFXCAPS_BLTSHRINKXN            \
 170                 | DDFXCAPS_BLTSHRINKY | DDFXCAPS_BLTSHRINKXN            \
 171                 | DDFXCAPS_BLTSTRETCHX | DDFXCAPS_BLTSTRETCHXN          \
 172                 | DDFXCAPS_BLTSTRETCHY | DDFXCAPS_BLTSTRETCHYN)
 173     This->caps.dwCaps |= DDCAPS_GDI | DDCAPS_PALETTE | BLIT_CAPS;
 174     This->caps.dwCaps2 |= DDCAPS2_CERTIFIED | DDCAPS2_NOPAGELOCKREQUIRED |
 175                           DDCAPS2_PRIMARYGAMMA | DDCAPS2_WIDESURFACES;
 176     This->caps.dwCKeyCaps |= CKEY_CAPS;
 177     This->caps.dwFXCaps |= FX_CAPS;
 178     This->caps.dwPalCaps |= DDPCAPS_8BIT | DDPCAPS_PRIMARYSURFACE;
 179     This->caps.dwVidMemTotal = 16*1024*1024;
 180     This->caps.dwVidMemFree = 16*1024*1024;
 181     This->caps.dwSVBCaps |= BLIT_CAPS;
 182     This->caps.dwSVBCKeyCaps |= CKEY_CAPS;
 183     This->caps.dwSVBFXCaps |= FX_CAPS;
 184     This->caps.dwVSBCaps |= BLIT_CAPS;
 185     This->caps.dwVSBCKeyCaps |= CKEY_CAPS;
 186     This->caps.dwVSBFXCaps |= FX_CAPS;
 187     This->caps.dwSSBCaps |= BLIT_CAPS;
 188     This->caps.dwSSBCKeyCaps |= CKEY_CAPS;
 189     This->caps.dwSSBFXCaps |= FX_CAPS;
 190     This->caps.ddsCaps.dwCaps |= DDSCAPS_ALPHA | DDSCAPS_BACKBUFFER |
 191                                  DDSCAPS_FLIP | DDSCAPS_FRONTBUFFER |
 192                                  DDSCAPS_OFFSCREENPLAIN | DDSCAPS_PALETTE |
 193                                  DDSCAPS_PRIMARYSURFACE | DDSCAPS_SYSTEMMEMORY |
 194                                  DDSCAPS_VIDEOMEMORY | DDSCAPS_VISIBLE;
 195     This->caps.ddsOldCaps.dwCaps = This->caps.ddsCaps.dwCaps;
 196 #undef BLIT_CAPS
 197 #undef CKEY_CAPS
 198 #undef FX_CAPS
 199
 200     return S_OK;
 201 }
 202
 203 /* This function is called from DirectDrawCreate(Ex) on the most-derived
 204  * class to start construction.
 205  * Not called from the vtable. */
 206 HRESULT User_DirectDraw_Create(const GUID* pGUID, LPDIRECTDRAW7* pIface,
 207                                IUnknown* pUnkOuter, BOOL ex)
 208 {
 209     HRESULT hr;
 210     IDirectDrawImpl* This;
 211
 212     assert(pUnkOuter == NULL);
 213
 214     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 215                      sizeof(IDirectDrawImpl) + sizeof(User_DirectDrawImpl));
 216     if (This == NULL) return E_OUTOFMEMORY;
 217
 218     /* Note that this relation does *not* hold true if the DD object was
 219      * CoCreateInstanced then Initialized. */
 220     This->private = (User_DirectDrawImpl *)(This+1);
 221
 222     hr = User_DirectDraw_Construct(This, ex);
 223     if (FAILED(hr))
 224         HeapFree(GetProcessHeap(), 0, This);
 225     else
 226         *pIface = ICOM_INTERFACE(This, IDirectDraw7);
 227
 228     return hr;
 229 }
 230
 231 /* This function is called from Uninit_DirectDraw_Initialize on the
 232  * most-derived-class to start initialization.
 233  * Not called from the vtable. */
 234 HRESULT User_DirectDraw_Initialize(IDirectDrawImpl *This, const GUID* guid)
 235 {
 236     HRESULT hr;
 237     This->private = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 238                               sizeof(User_DirectDrawImpl));
 239     if (This->private == NULL) return E_OUTOFMEMORY;
 240
 241     hr = User_DirectDraw_Construct(This, TRUE); /* XXX ex? */
 242     if (FAILED(hr))
 243     {
 244         HeapFree(GetProcessHeap(), 0, This->private);
 245         return hr;
 246     }
 247
 248     return DD_OK;
 249 }
 250
 251 /* Called from an internal function pointer. */
 252 void User_DirectDraw_final_release(IDirectDrawImpl *This)
 253 {
 254     Main_DirectDraw_final_release(This);
 255 }
 256
 257 /* Compact: generic */
 258 /* CreateClipper: generic */
 259 /* CreatePalette: generic (with callback) */
 260 /* CreateSurface: generic (with callbacks) */
 261
 262 HRESULT
 263 User_DirectDraw_create_primary(IDirectDrawImpl* This,
 264                                const DDSURFACEDESC2* pDDSD,
 265                                LPDIRECTDRAWSURFACE7* ppSurf,
 266                                IUnknown* pUnkOuter)
 267 {
 268     return User_DirectDrawSurface_Create(This, pDDSD, ppSurf, pUnkOuter);
 269 }
 270
 271 HRESULT
 272 User_DirectDraw_create_backbuffer(IDirectDrawImpl* This,
 273                                   const DDSURFACEDESC2* pDDSD,
 274                                   LPDIRECTDRAWSURFACE7* ppSurf,
 275                                   IUnknown* pUnkOuter,
 276                                   IDirectDrawSurfaceImpl* primary)
 277 {
 278     return User_DirectDrawSurface_Create(This, pDDSD, ppSurf, pUnkOuter);
 279 }
 280
 281 /* DuplicateSurface: generic */
 282
 283 /* Derived from Xlib_IDirectDraw2Impl_EnumDisplayModes.
 284  * Very fake: just enumerate some arbitrary modes.
 285  *
 286  * The screen sizes are plausible-looking screen sizes and will be limited
 287  * by (virtual) screen size.
 288  *
 289  * The depths are whatever DIBsections support on the client side.
 290  * Should they be limited by screen depth?
 291  */
 292 HRESULT WINAPI
 293 User_DirectDraw_EnumDisplayModes(LPDIRECTDRAW7 iface, DWORD dwFlags,
 294                                  LPDDSURFACEDESC2 pDDSD, LPVOID context,
 295                                  LPDDENUMMODESCALLBACK2 callback)
 296 {
 297     struct mode
 298     {
 299         int width;
 300         int height;
 301     };
 302
 303     static const struct mode modes[] =
 304     {
 305         { 512, 384 }, { 640, 400 }, { 640, 480 }, { 800, 600 }, { 1024, 768 },
 306         { 1152, 864 }, { 1280, 1024 }, { 1600, 1200 }
 307     };
 308
 309     static const int num_modes = sizeof(modes)/sizeof(modes[0]);
 310
 311     static const int num_pixelformats
 312         = sizeof(pixelformats)/sizeof(pixelformats[0]);
 313
 314     DDSURFACEDESC2 callback_sd;
 315
 316     int max_width, max_height;
 317     int i, j;
 318
 319     TRACE("(%p)->(0x%08lx,%p,%p,%p)\n",iface,dwFlags,pDDSD,context,callback);
 320
 321     /* Unfortunately this is the virtual screen size, not physical. */
 322     max_width = GetSystemMetrics(SM_CXSCREEN);
 323     max_height = GetSystemMetrics(SM_CYSCREEN);
 324
 325     ZeroMemory(&callback_sd, sizeof(callback_sd));
 326     callback_sd.dwSize = sizeof(callback_sd);
 327
 328     callback_sd.dwFlags = DDSD_HEIGHT|DDSD_WIDTH|DDSD_PIXELFORMAT|DDSD_CAPS
 329         | DDSD_PITCH;
 330
 331     if (dwFlags & DDEDM_REFRESHRATES)
 332         callback_sd.dwFlags |= DDSD_REFRESHRATE;
 333
 334     callback_sd.u2.dwRefreshRate = 60.0;
 335
 336     for (i = 0; i < num_modes; i++)
 337     {
 338         if (modes[i].width > max_width || modes[i].height > max_height)
 339             continue;
 340
 341         callback_sd.dwHeight = modes[i].height;
 342         callback_sd.dwWidth = modes[i].width;
 343
 344         TRACE("- mode: %ldx%ld\n", callback_sd.dwWidth, callback_sd.dwHeight);
 345         for (j = 0; j < num_pixelformats; j++)
 346         {
 347             callback_sd.u1.lPitch
 348                 = DDRAW_width_bpp_to_pitch(modes[i].width,
 349                                            pixelformats[j].u1.dwRGBBitCount);
 350
 351             callback_sd.u4.ddpfPixelFormat = pixelformats[j];
 352
 353             callback_sd.ddsCaps.dwCaps = 0;
 354             if (pixelformats[j].dwFlags & DDPF_PALETTEINDEXED8) /* ick */
 355                 callback_sd.ddsCaps.dwCaps |= DDSCAPS_PALETTE;
 356
 357             assert(IsValidDisplayMode(callback_sd.dwWidth,
 358                                       callback_sd.dwHeight,
 359                                       callback_sd.u4.ddpfPixelFormat.u1.dwRGBBitCount,
 360                                       0, 0));
 361
 362             TRACE(" - %2ld bpp, R=%08lx G=%08lx B=%08lx\n",
 363                   callback_sd.u4.ddpfPixelFormat.u1.dwRGBBitCount,
 364                   callback_sd.u4.ddpfPixelFormat.u2.dwRBitMask,
 365                   callback_sd.u4.ddpfPixelFormat.u3.dwGBitMask,
 366                   callback_sd.u4.ddpfPixelFormat.u4.dwBBitMask);
 367             if (callback(&callback_sd, context) == DDENUMRET_CANCEL)
 368                 return DD_OK;
 369         }
 370     }
 371
 372     return DD_OK;
 373 }
 374
 375 /* EnumSurfaces: generic */
 376 /* FlipToGDISurface: ??? */
 377
 378 #if 0
 379 HRESULT WINAPI
 380 User_DirectDraw_GetCaps(LPDIRECTDRAW7 iface, LPDDCAPS pDriverCaps,
 381                         LPDDCAPS pHELCaps)
 382 {
 383 /* Based on my guesses for what is appropriate with some clues from the
 384  * NVidia driver. Not everything is actually implemented yet.
 385  * NV has but we don't: Overlays, Video Ports, DDCAPS_READSCANLINE,
 386  * DDCAPS2_CERTIFIED (heh), DDSCAPS2_NONLOCALVIDMEM, DDSCAPS2_COPYFOURCC.
 387  * It actually has no FX alpha caps.
 388  * Oddly, it doesn't list DDPCAPS_PRIMARYSURFACE.
 389  * And the HEL caps make little sense.
 390  */
 391 #define BLIT_CAPS (DDCAPS_BLT | DDCAPS_BLTCOLORFILL | DDCAPS_BLTDEPTHFILL \
 392           | DDCAPS_BLTSTRETCH | DDCAPS_CANBLTSYSMEM | DDCAPS_CANCLIP      \
 393           | DDCAPS_CANCLIPSTRETCHED | DDCAPS_COLORKEY                     \
 394           | DDCAPS_COLORKEYHWASSIST)
 395
 396 #define CKEY_CAPS (DDCKEYCAPS_DESTBLT | DDCKEYCAPS_SRCBLT)
 397
 398 #define FX_CAPS (DDFXCAPS_BLTALPHA | DDFXCAPS_BLTMIRRORLEFTRIGHT        \
 399                 | DDFXCAPS_BLTMIRRORUPDOWN | DDFXCAPS_BLTROTATION90     \
 400                 | DDFXCAPS_BLTSHRINKX | DDFXCAPS_BLTSHRINKXN            \
 401                 | DDFXCAPS_BLTSHRINKY | DDFXCAPS_BLTSHRINKXN            \
 402                 | DDFXCAPS_BLTSTRETCHX | DDFXCAPS_BLTSTRETCHXN          \
 403                 | DDFXCAPS_BLTSTRETCHY | DDFXCAPS_BLTSTRETCHYN)
 404
 405 #if 0
 406 #define ROPS { SRCCOPY, SRCPAINT, SRCAND, SRCINVERT, SRCERASE, NOTSRCCOPY, \
 407         NOTSRCERASE, MERGEPAINT, BLACKNESS, WHITENESS, }
 408 #else
 409 #define ROPS { 0, }
 410 #endif
 411
 412     static const DDCAPS caps =
 413     { sizeof(DDCAPS),
 414       DDCAPS_3D | DDCAPS_GDI | DDCAPS_PALETTE | BLIT_CAPS,
 415       DDCAPS2_CANMANAGETEXTURE | DDCAPS2_CANRENDERWINDOWED | DDCAPS2_CERTIFIED
 416       | DDCAPS2_NOPAGELOCKREQUIRED | DDCAPS2_PRIMARYGAMMA
 417       | DDCAPS2_WIDESURFACES,
 418       CKEY_CAPS,
 419       FX_CAPS,
 420       0, /* dwFXAlphaCaps */
 421       DDPCAPS_8BIT | DDPCAPS_PRIMARYSURFACE,
 422       0, /* dwSVCaps */
 423       0, /* ? dwAlphaBitConstBitDepths */
 424       0, /* ? dwAlphaBitPixelPitDepths */
 425       0, /* ? dwAlphaBltSurfaceBitDepths */
 426       0, /* ? dwAlphaOverlayConstBitDepths */
 427       0, /* ? dwAlphaOverlayPixelBitDepths */
 428       0, /* ? dwAlphaOverlaySurfaceBitDepths */
 429       DDBD_16, /* ? dwZBufferBitDepths */
 430       16*1024*1024, /* dwVidMemTotal */
 431       16*1024*1024, /* dwVidMemFree */
 432       0, /* dwMaxVisibleOverlays */
 433       0, /* dwCurrVisibleOverlays */
 434       0, /* dwNumFourCCCodes */
 435       0, /* dwAlignBoundarySrc */
 436       0, /* dwAlignSizeSrc */
 437       0, /* dwAlignBoundaryDest */
 438       0, /* dwAlignSizeDest */
 439       0, /* dwAlignStrideAlign */
 440       ROPS, /* XXX dwRops[DD_ROP_SPACE] */
 441       { 0, }, /* XXX ddsOldCaps */
 442       1000, /* dwMinOverlayStretch */
 443       1000, /* dwMaxOverlayStretch */
 444       1000, /* dwMinLiveVideoStretch */
 445       1000, /* dwMaxLiveVideoStretch */
 446       1000, /* dwMinHwCodecStretch */
 447       1000, /* dwMaxHwCodecStretch */
 448       0, 0, 0, /* dwReserved1, 2, 3 */
 449       BLIT_CAPS, /* dwSVBCaps */
 450       CKEY_CAPS, /* dwSVBCKeyCaps */
 451       FX_CAPS, /* dwSVBFXCaps */
 452       ROPS, /* dwSVBRops */
 453       BLIT_CAPS, /* dwVSBCaps */
 454       CKEY_CAPS, /* dwVSBCKeyCaps */
 455       FX_CAPS, /* dwVSBFXCaps */
 456       ROPS, /* dwVSBRops */
 457       BLIT_CAPS, /* dwSSBCaps */
 458       CKEY_CAPS, /* dwSSBCKeyCaps */
 459       FX_CAPS, /* dwSSBFXCaps */
 460       ROPS, /* dwSSBRops */
 461       0, /* dwMaxVideoPorts */
 462       0, /* dwCurrVideoPorts */
 463       0, /* ? dwSVBCaps2 */
 464       BLIT_CAPS, /* ? dwNLVBCaps */
 465       0, /* ? dwNLVBCaps2 */
 466       CKEY_CAPS, /* dwNLVBCKeyCaps */
 467       FX_CAPS, /* dwNLVBFXCaps */
 468       ROPS, /* dwNLVBRops */
 469       { /* ddsCaps */
 470           DDSCAPS_3DDEVICE | DDSCAPS_ALPHA | DDSCAPS_BACKBUFFER | DDSCAPS_FLIP
 471           | DDSCAPS_FRONTBUFFER | DDSCAPS_MIPMAP | DDSCAPS_OFFSCREENPLAIN
 472           | DDSCAPS_PALETTE | DDSCAPS_PRIMARYSURFACE | DDSCAPS_SYSTEMMEMORY
 473           | DDSCAPS_TEXTURE | DDSCAPS_VIDEOMEMORY | DDSCAPS_VISIBLE
 474           | DDSCAPS_ZBUFFER,
 475           DDSCAPS2_CUBEMAP,
 476           0,
 477           0
 478       }
 479     };
 480
 481 #undef BLIT_CAPS
 482 #undef CKEY_CAPS
 483 #undef FX_CAPS
 484 #undef ROPS
 485
 486     ICOM_THIS(IDirectDrawImpl, iface);
 487
 488     TRACE("(%p)->(%p,%p)\n",This,pDriverCaps,pHELCaps);
 489
 490     if (pDriverCaps != NULL)
 491         DD_STRUCT_COPY_BYSIZE(pDriverCaps,&caps);
 492
 493     if (pHELCaps != NULL)
 494         DD_STRUCT_COPY_BYSIZE(pHELCaps,&caps);
 495
 496     return DD_OK;
 497 }
 498 #endif
 499
 500 HRESULT WINAPI
 501 User_DirectDraw_GetDeviceIdentifier(LPDIRECTDRAW7 iface,
 502                                     LPDDDEVICEIDENTIFIER2 pDDDI,
 503                                     DWORD dwFlags)
 504 {
 505     TRACE("(%p)->(%p,%08lx)\n",iface,pDDDI,dwFlags);
 506     *pDDDI = user_device;
 507     return DD_OK;
 508 }
 509
 510 /* GetDisplayMode: generic */
 511 /* GetFourCCCodes: generic */
 512 /* GetGDISurface: ??? */
 513 /* GetMonitorFrequency: generic */
 514 /* GetScanLine: generic */
 515 /* GetSurfaceFromDC: generic */
 516 /* GetVerticalBlankStatus: generic */
 517 /* Initialize: generic */
 518 /* RestoreAllSurfaces: generic */
 519 /* RestoreDisplayMode: generic */
 520 /* SetCooperativeLevel: ??? */
 521
 522 HRESULT WINAPI
 523 User_DirectDraw_SetDisplayMode(LPDIRECTDRAW7 iface, DWORD dwWidth,
 524                                DWORD dwHeight, DWORD dwBPP,
 525                                DWORD dwRefreshRate, DWORD dwFlags)
 526 {
 527     ICOM_THIS(IDirectDrawImpl, iface);
 528
 529     const DDPIXELFORMAT* pixelformat;
 530     LONG pitch;
 531
 532     TRACE("(%p)->(%ldx%ldx%ld,%ld Hz,%08lx)\n",This,dwWidth,dwHeight,dwBPP,dwRefreshRate,dwFlags);
 533     if (!IsValidDisplayMode(dwWidth, dwHeight, dwBPP, dwRefreshRate, dwFlags))
 534         return DDERR_INVALIDMODE;
 535
 536     pixelformat = pixelformat_for_depth(dwBPP);
 537     if (pixelformat == NULL)
 538     {
 539         assert(0);
 540         return DDERR_GENERIC;
 541     }
 542
 543     pitch = DDRAW_width_bpp_to_pitch(dwWidth, dwBPP);
 544
 545     return Main_DirectDraw_SetDisplayMode(iface, dwWidth, dwHeight, pitch,
 546                                           dwRefreshRate, dwFlags, pixelformat);
 547 }
 548
 549 /* StartModeTest: ??? */
 550 /* TestCooperativeLevel: generic? */
 551 /* WaitForVerticalBlank: ??? */
 552
 553 static ICOM_VTABLE(IDirectDraw7) User_DirectDraw_VTable =
 554 {
 555     Main_DirectDraw_QueryInterface,
 556     Main_DirectDraw_AddRef,
 557     Main_DirectDraw_Release,
 558     Main_DirectDraw_Compact,
 559     Main_DirectDraw_CreateClipper,
 560     Main_DirectDraw_CreatePalette,
 561     Main_DirectDraw_CreateSurface,
 562     Main_DirectDraw_DuplicateSurface,
 563     User_DirectDraw_EnumDisplayModes,
 564     Main_DirectDraw_EnumSurfaces,
 565     Main_DirectDraw_FlipToGDISurface,
 566     Main_DirectDraw_GetCaps,
 567     Main_DirectDraw_GetDisplayMode,
 568     Main_DirectDraw_GetFourCCCodes,
 569     Main_DirectDraw_GetGDISurface,
 570     Main_DirectDraw_GetMonitorFrequency,
 571     Main_DirectDraw_GetScanLine,
 572     Main_DirectDraw_GetVerticalBlankStatus,
 573     Main_DirectDraw_Initialize,
 574     Main_DirectDraw_RestoreDisplayMode,
 575     Main_DirectDraw_SetCooperativeLevel,
 576     User_DirectDraw_SetDisplayMode,
 577     Main_DirectDraw_WaitForVerticalBlank,
 578     Main_DirectDraw_GetAvailableVidMem,
 579     Main_DirectDraw_GetSurfaceFromDC,
 580     Main_DirectDraw_RestoreAllSurfaces,
 581     Main_DirectDraw_TestCooperativeLevel,
 582     User_DirectDraw_GetDeviceIdentifier,
 583     Main_DirectDraw_StartModeTest,
 584     Main_DirectDraw_EvaluateMode
 585 };