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   1 /* Direct Draw Thunks and old vtables
   2  * Copyright 2000 TransGaming Technologies Inc.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20
  21 #include <stdarg.h>
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "wingdi.h"
  26 #include "ddraw.h"
  27 #include "ddraw_private.h"
  28 #include "ddcomimpl.h"
  29
  30 static HRESULT WINAPI
  31 IDirectDrawImpl_QueryInterface(LPDIRECTDRAW This, REFIID iid, LPVOID *ppObj)
  32 {
  33     return IDirectDraw7_QueryInterface(COM_INTERFACE_CAST(IDirectDrawImpl,
  34                                                           IDirectDraw,
  35                                                           IDirectDraw7, This),
  36                                        iid, ppObj);
  37 }
  38
  39 static HRESULT WINAPI
  40 IDirectDraw2Impl_QueryInterface(LPDIRECTDRAW2 This, REFIID iid, LPVOID *ppObj)
  41 {
  42     return IDirectDraw7_QueryInterface(COM_INTERFACE_CAST(IDirectDrawImpl,
  43                                                           IDirectDraw2,
  44                                                           IDirectDraw7, This),
  45                                        iid, ppObj);
  46 }
  47
  48
  49 static HRESULT WINAPI
  50 IDirectDraw4Impl_QueryInterface(LPDIRECTDRAW4 This, REFIID iid, LPVOID *ppObj)
  51 {
  52     return IDirectDraw7_QueryInterface(COM_INTERFACE_CAST(IDirectDrawImpl,
  53                                                           IDirectDraw4,
  54                                                           IDirectDraw7, This),
  55                                        iid, ppObj);
  56 }
  57
  58 static ULONG WINAPI
  59 IDirectDrawImpl_AddRef(LPDIRECTDRAW This)
  60 {
  61     return IDirectDraw7_AddRef(COM_INTERFACE_CAST(IDirectDrawImpl,
  62                                                   IDirectDraw, IDirectDraw7,
  63                                                   This));
  64 }
  65
  66 static ULONG WINAPI
  67 IDirectDraw2Impl_AddRef(LPDIRECTDRAW2 This)
  68 {
  69     return IDirectDraw7_AddRef(COM_INTERFACE_CAST(IDirectDrawImpl,
  70                                                   IDirectDraw2, IDirectDraw7,
  71                                                   This));
  72 }
  73
  74 static ULONG WINAPI
  75 IDirectDraw4Impl_AddRef(LPDIRECTDRAW4 This)
  76 {
  77     return IDirectDraw7_AddRef(COM_INTERFACE_CAST(IDirectDrawImpl,
  78                                                   IDirectDraw4, IDirectDraw7,
  79                                                   This));
  80 }
  81
  82 static ULONG WINAPI
  83 IDirectDrawImpl_Release(LPDIRECTDRAW This)
  84 {
  85     return IDirectDraw7_Release(COM_INTERFACE_CAST(IDirectDrawImpl,
  86                                                    IDirectDraw, IDirectDraw7,
  87                                                    This));
  88 }
  89
  90 static ULONG WINAPI
  91 IDirectDraw2Impl_Release(LPDIRECTDRAW2 This)
  92 {
  93     return IDirectDraw7_Release(COM_INTERFACE_CAST(IDirectDrawImpl,
  94                                                    IDirectDraw2, IDirectDraw7,
  95                                                    This));
  96 }
  97
  98 static ULONG WINAPI
  99 IDirectDraw4Impl_Release(LPDIRECTDRAW4 This)
 100 {
 101     return IDirectDraw7_Release(COM_INTERFACE_CAST(IDirectDrawImpl,
 102                                                    IDirectDraw4, IDirectDraw7,
 103                                                    This));
 104 }
 105
 106 static HRESULT WINAPI
 107 IDirectDrawImpl_Compact(LPDIRECTDRAW This)
 108 {
 109     return IDirectDraw7_Compact(COM_INTERFACE_CAST(IDirectDrawImpl,
 110                                                    IDirectDraw, IDirectDraw7,
 111                                                    This));
 112 }
 113
 114 static HRESULT WINAPI
 115 IDirectDraw2Impl_Compact(LPDIRECTDRAW2 This)
 116 {
 117     return IDirectDraw7_Compact(COM_INTERFACE_CAST(IDirectDrawImpl,
 118                                                    IDirectDraw2, IDirectDraw7,
 119                                                    This));
 120 }
 121
 122 static HRESULT WINAPI
 123 IDirectDraw4Impl_Compact(LPDIRECTDRAW4 This)
 124 {
 125     return IDirectDraw7_Compact(COM_INTERFACE_CAST(IDirectDrawImpl,
 126                                                    IDirectDraw4, IDirectDraw7,
 127                                                    This));
 128 }
 129
 130 static HRESULT WINAPI
 131 IDirectDrawImpl_CreateClipper(LPDIRECTDRAW This, DWORD dwFlags,
 132                               LPDIRECTDRAWCLIPPER *ppClipper,
 133                               IUnknown *pUnkOuter)
 134 {
 135     return IDirectDraw7_CreateClipper(COM_INTERFACE_CAST(IDirectDrawImpl,
 136                                                          IDirectDraw,
 137                                                          IDirectDraw7,
 138                                                          This),
 139                                       dwFlags, ppClipper, pUnkOuter);
 140 }
 141
 142 static HRESULT WINAPI
 143 IDirectDraw2Impl_CreateClipper(LPDIRECTDRAW2 This, DWORD dwFlags,
 144                                LPDIRECTDRAWCLIPPER *ppClipper,
 145                                IUnknown *pUnkOuter)
 146 {
 147     return IDirectDraw7_CreateClipper(COM_INTERFACE_CAST(IDirectDrawImpl,
 148                                                          IDirectDraw2,
 149                                                          IDirectDraw7,
 150                                                          This),
 151                                       dwFlags, ppClipper, pUnkOuter);
 152 }
 153
 154 static HRESULT WINAPI
 155 IDirectDraw4Impl_CreateClipper(LPDIRECTDRAW4 This, DWORD dwFlags,
 156                                LPDIRECTDRAWCLIPPER *ppClipper,
 157                                IUnknown *pUnkOuter)
 158 {
 159     return IDirectDraw7_CreateClipper(COM_INTERFACE_CAST(IDirectDrawImpl,
 160                                                          IDirectDraw4,
 161                                                          IDirectDraw7,
 162                                                          This),
 163                                       dwFlags, ppClipper, pUnkOuter);
 164 }
 165
 166 static HRESULT WINAPI
 167 IDirectDrawImpl_CreatePalette(LPDIRECTDRAW This, DWORD dwFlags,
 168                               LPPALETTEENTRY pEntries,
 169                               LPDIRECTDRAWPALETTE *ppPalette,
 170                               IUnknown *pUnkOuter)
 171 {
 172     return IDirectDraw7_CreatePalette(COM_INTERFACE_CAST(IDirectDrawImpl,
 173                                                          IDirectDraw,
 174                                                          IDirectDraw7,
 175                                                          This),
 176                                       dwFlags, pEntries, ppPalette, pUnkOuter);
 177 }
 178
 179 static HRESULT WINAPI
 180 IDirectDraw2Impl_CreatePalette(LPDIRECTDRAW2 This, DWORD dwFlags,
 181                                LPPALETTEENTRY pEntries,
 182                                LPDIRECTDRAWPALETTE *ppPalette,
 183                                IUnknown *pUnkOuter)
 184 {
 185     return IDirectDraw7_CreatePalette(COM_INTERFACE_CAST(IDirectDrawImpl,
 186                                                          IDirectDraw2,
 187                                                          IDirectDraw7,
 188                                                          This),
 189                                       dwFlags, pEntries, ppPalette, pUnkOuter);
 190 }
 191
 192 static HRESULT WINAPI
 193 IDirectDraw4Impl_CreatePalette(LPDIRECTDRAW4 This, DWORD dwFlags,
 194                                LPPALETTEENTRY pEntries,
 195                                LPDIRECTDRAWPALETTE *ppPalette,
 196                                IUnknown *pUnkOuter)
 197 {
 198     return IDirectDraw7_CreatePalette(COM_INTERFACE_CAST(IDirectDrawImpl,
 199                                                          IDirectDraw4,
 200                                                          IDirectDraw7,
 201                                                          This),
 202                                       dwFlags, pEntries, ppPalette, pUnkOuter);
 203 }
 204
 205 static HRESULT WINAPI
 206 IDirectDrawImpl_CreateSurface(LPDIRECTDRAW This, LPDDSURFACEDESC pSDesc,
 207                               LPDIRECTDRAWSURFACE *ppSurface,
 208                               IUnknown *pUnkOuter)
 209 {
 210     LPDIRECTDRAWSURFACE7 pSurface7;
 211     IDirectDrawSurfaceImpl *impl;
 212     HRESULT hr;
 213
 214     /* the LPDDSURFACEDESC -> LPDDSURFACEDESC2 conversion should be ok,
 215      * since the data layout is the same */
 216     hr = IDirectDraw7_CreateSurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 217                                                        IDirectDraw,
 218                                                        IDirectDraw7,
 219                                                        This),
 220                                     (LPDDSURFACEDESC2)pSDesc, &pSurface7, pUnkOuter);
 221
 222     /* This coercion is safe, since the IDirectDrawSurface3 vtable has the
 223      * IDirectDrawSurface vtable layout at the beginning  */
 224     *ppSurface = (LPDIRECTDRAWSURFACE) COM_INTERFACE_CAST(IDirectDrawSurfaceImpl,
 225                                     IDirectDrawSurface7, IDirectDrawSurface3,
 226                                     pSurface7);
 227
 228     impl = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, pSurface7);
 229     if(impl)
 230     {
 231         impl->version = 1;
 232     }
 233
 234     return hr;
 235 }
 236
 237 static HRESULT WINAPI
 238 IDirectDraw2Impl_CreateSurface(LPDIRECTDRAW2 This, LPDDSURFACEDESC pSDesc,
 239                                LPDIRECTDRAWSURFACE *ppSurface,
 240                                IUnknown *pUnkOuter)
 241 {
 242     LPDIRECTDRAWSURFACE7 pSurface7;
 243     IDirectDrawSurfaceImpl *impl;
 244     HRESULT hr;
 245
 246     hr = IDirectDraw7_CreateSurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 247                                                        IDirectDraw2,
 248                                                        IDirectDraw7,
 249                                                        This),
 250                                     (LPDDSURFACEDESC2)pSDesc, &pSurface7, pUnkOuter);
 251
 252     /* This coercion is safe, since the IDirectDrawSurface3 vtable has the
 253      * IDirectDrawSurface vtable layout at the beginning  */
 254     *ppSurface = (LPDIRECTDRAWSURFACE)COM_INTERFACE_CAST(IDirectDrawSurfaceImpl,
 255                                     IDirectDrawSurface7, IDirectDrawSurface3,
 256                                     pSurface7);
 257
 258     impl = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, pSurface7);
 259     if(impl)
 260     {
 261         impl->version = 2;
 262     }
 263
 264     return hr;
 265 }
 266
 267 static HRESULT WINAPI
 268 IDirectDraw4Impl_CreateSurface(LPDIRECTDRAW4 This, LPDDSURFACEDESC2 pSDesc,
 269                                LPDIRECTDRAWSURFACE4 *ppSurface,
 270                                IUnknown *pUnkOuter)
 271 {
 272     HRESULT hr;
 273     IDirectDrawSurfaceImpl *impl;
 274
 275     hr = IDirectDraw7_CreateSurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 276                                                        IDirectDraw4,
 277                                                        IDirectDraw7,
 278                                                         This),
 279                                     pSDesc,
 280                                     (LPDIRECTDRAWSURFACE7 *)ppSurface,
 281                                     pUnkOuter);
 282     impl = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, *ppSurface);
 283     if(impl)
 284     {
 285         impl->version = 4;
 286     }
 287     return hr;
 288 }
 289
 290 static HRESULT WINAPI
 291 IDirectDrawImpl_DuplicateSurface(LPDIRECTDRAW This, LPDIRECTDRAWSURFACE pSrc,
 292                                  LPDIRECTDRAWSURFACE *ppDst)
 293 {
 294     LPDIRECTDRAWSURFACE7 pDst7;
 295     HRESULT hr;
 296
 297     hr = IDirectDraw7_DuplicateSurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 298                                                           IDirectDraw,
 299                                                           IDirectDraw7, This),
 300                                        COM_INTERFACE_CAST(IDirectDrawSurfaceImpl,
 301                                                           IDirectDrawSurface3,
 302                                                           IDirectDrawSurface7,
 303                                                           pSrc),
 304                                        &pDst7);
 305
 306     /* This coercion is safe, since the IDirectDrawSurface3 vtable has the
 307      * IDirectDrawSurface vtable layout at the beginning  */
 308     *ppDst = (LPDIRECTDRAWSURFACE)COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirectDrawSurface7,
 309                                 IDirectDrawSurface3, pDst7);
 310
 311     return hr;
 312 }
 313
 314 static HRESULT WINAPI
 315 IDirectDraw2Impl_DuplicateSurface(LPDIRECTDRAW2 This, LPDIRECTDRAWSURFACE pSrc,
 316                                   LPDIRECTDRAWSURFACE *ppDst)
 317 {
 318     LPDIRECTDRAWSURFACE7 pDst7;
 319     HRESULT hr;
 320
 321     hr = IDirectDraw7_DuplicateSurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 322                                                           IDirectDraw2,
 323                                                           IDirectDraw7, This),
 324                                        COM_INTERFACE_CAST(IDirectDrawSurfaceImpl,
 325                                                           IDirectDrawSurface3,
 326                                                           IDirectDrawSurface7,
 327                                                           pSrc),
 328                                        &pDst7);
 329
 330     /* This coercion is safe, since the IDirectDrawSurface3 vtable has the
 331      * IDirectDrawSurface vtable layout at the beginning  */
 332     *ppDst = (LPDIRECTDRAWSURFACE)COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirectDrawSurface7,
 333                                 IDirectDrawSurface3, pDst7);
 334
 335     return hr;
 336 }
 337
 338 static HRESULT WINAPI
 339 IDirectDraw4Impl_DuplicateSurface(LPDIRECTDRAW4 This,
 340                                   LPDIRECTDRAWSURFACE4 pSrc,
 341                                   LPDIRECTDRAWSURFACE4 *ppDst)
 342 {
 343     return IDirectDraw7_DuplicateSurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 344                                                             IDirectDraw4,
 345                                                             IDirectDraw7,
 346                                                             This),
 347                                          (LPDIRECTDRAWSURFACE7)pSrc,
 348                                          (LPDIRECTDRAWSURFACE7 *)ppDst);
 349 }
 350
 351 struct displaymodescallback_context
 352 {
 353     LPDDENUMMODESCALLBACK func;
 354     LPVOID context;
 355 };
 356
 357 static HRESULT CALLBACK
 358 EnumDisplayModesCallbackThunk(LPDDSURFACEDESC2 pDDSD2, LPVOID context)
 359 {
 360     DDSURFACEDESC DDSD;
 361     struct displaymodescallback_context *cbcontext = context;
 362
 363     memcpy(&DDSD,pDDSD2,sizeof(DDSD));
 364     DDSD.dwSize = sizeof(DDSD);
 365
 366     return cbcontext->func(&DDSD, cbcontext->context);
 367 }
 368
 369 static HRESULT WINAPI
 370 IDirectDrawImpl_EnumDisplayModes(LPDIRECTDRAW This, DWORD dwFlags,
 371                                  LPDDSURFACEDESC pDDSD, LPVOID context,
 372                                  LPDDENUMMODESCALLBACK cb)
 373 {
 374     struct displaymodescallback_context cbcontext;
 375
 376     cbcontext.func    = cb;
 377     cbcontext.context = context;
 378
 379     return IDirectDraw7_EnumDisplayModes(COM_INTERFACE_CAST(IDirectDrawImpl,
 380                                                             IDirectDraw,
 381                                                             IDirectDraw7,
 382                                                             This),
 383                                          dwFlags, (LPDDSURFACEDESC2)pDDSD, &cbcontext,
 384                                          EnumDisplayModesCallbackThunk);
 385 }
 386
 387 static HRESULT WINAPI
 388 IDirectDraw2Impl_EnumDisplayModes(LPDIRECTDRAW2 This, DWORD dwFlags,
 389                                   LPDDSURFACEDESC pDDSD, LPVOID context,
 390                                   LPDDENUMMODESCALLBACK cb)
 391 {
 392     struct displaymodescallback_context cbcontext;
 393
 394     cbcontext.func    = cb;
 395     cbcontext.context = context;
 396
 397     return IDirectDraw7_EnumDisplayModes(COM_INTERFACE_CAST(IDirectDrawImpl,
 398                                                             IDirectDraw2,
 399                                                             IDirectDraw7,
 400                                                             This),
 401                                          dwFlags, (LPDDSURFACEDESC2)pDDSD, &cbcontext,
 402                                          EnumDisplayModesCallbackThunk);
 403 }
 404
 405 static HRESULT WINAPI
 406 IDirectDraw4Impl_EnumDisplayModes(LPDIRECTDRAW4 This, DWORD dwFlags,
 407                                   LPDDSURFACEDESC2 pDDSD, LPVOID context,
 408                                   LPDDENUMMODESCALLBACK2 cb)
 409 {
 410     return IDirectDraw7_EnumDisplayModes(COM_INTERFACE_CAST(IDirectDrawImpl,
 411                                                             IDirectDraw4,
 412                                                             IDirectDraw7,
 413                                                             This),
 414                                          dwFlags, pDDSD, context, cb);
 415 }
 416
 417 struct surfacescallback_context
 418 {
 419     LPDDENUMSURFACESCALLBACK func;
 420     LPVOID context;
 421 };
 422
 423 static HRESULT CALLBACK
 424 EnumSurfacesCallbackThunk(LPDIRECTDRAWSURFACE7 pSurf, LPDDSURFACEDESC2 pDDSD,
 425                           LPVOID context)
 426 {
 427     struct surfacescallback_context *cbcontext = context;
 428
 429     /* This coercion is safe, since the IDirectDrawSurface3 vtable has the
 430      * IDirectDrawSurface vtable layout at the beginning  */
 431     return cbcontext->func((LPDIRECTDRAWSURFACE)
 432                            COM_INTERFACE_CAST(IDirectDrawSurfaceImpl,
 433                                               IDirectDrawSurface7,
 434                                               IDirectDrawSurface3, pSurf),
 435                            (LPDDSURFACEDESC)pDDSD, cbcontext->context);
 436 }
 437
 438 static HRESULT WINAPI
 439 IDirectDrawImpl_EnumSurfaces(LPDIRECTDRAW This, DWORD dwFlags,
 440                              LPDDSURFACEDESC pDDSD, LPVOID context,
 441                              LPDDENUMSURFACESCALLBACK cb)
 442 {
 443     struct surfacescallback_context cbcontext;
 444
 445     cbcontext.func    = cb;
 446     cbcontext.context = context;
 447
 448     return IDirectDraw7_EnumSurfaces(COM_INTERFACE_CAST(IDirectDrawImpl,
 449                                                         IDirectDraw,
 450                                                         IDirectDraw7, This),
 451                                      dwFlags, (LPDDSURFACEDESC2)pDDSD,
 452                                      &cbcontext, EnumSurfacesCallbackThunk);
 453 }
 454
 455 static HRESULT WINAPI
 456 IDirectDraw2Impl_EnumSurfaces(LPDIRECTDRAW2 This, DWORD dwFlags,
 457                               LPDDSURFACEDESC pDDSD, LPVOID context,
 458                               LPDDENUMSURFACESCALLBACK cb)
 459 {
 460     struct surfacescallback_context cbcontext;
 461
 462     cbcontext.func    = cb;
 463     cbcontext.context = context;
 464
 465     return IDirectDraw7_EnumSurfaces(COM_INTERFACE_CAST(IDirectDrawImpl,
 466                                                         IDirectDraw2,
 467                                                         IDirectDraw7, This),
 468                                      dwFlags, (LPDDSURFACEDESC2)pDDSD,
 469                                      &cbcontext, EnumSurfacesCallbackThunk);
 470 }
 471
 472 static HRESULT WINAPI
 473 IDirectDraw4Impl_EnumSurfaces(LPDIRECTDRAW4 This, DWORD dwFlags,
 474                               LPDDSURFACEDESC2 pDDSD, LPVOID context,
 475                               LPDDENUMSURFACESCALLBACK2 cb)
 476 {
 477     return IDirectDraw7_EnumSurfaces(COM_INTERFACE_CAST(IDirectDrawImpl,
 478                                                         IDirectDraw4,
 479                                                         IDirectDraw7, This),
 480                                      dwFlags, pDDSD, context,
 481                                      (LPDDENUMSURFACESCALLBACK7)cb);
 482 }
 483
 484 static HRESULT WINAPI
 485 IDirectDrawImpl_FlipToGDISurface(LPDIRECTDRAW This)
 486 {
 487     return IDirectDraw7_FlipToGDISurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 488                                                             IDirectDraw,
 489                                                             IDirectDraw7,
 490                                                             This));
 491 }
 492
 493 static HRESULT WINAPI
 494 IDirectDraw2Impl_FlipToGDISurface(LPDIRECTDRAW2 This)
 495 {
 496     return IDirectDraw7_FlipToGDISurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 497                                                             IDirectDraw2,
 498                                                             IDirectDraw7,
 499                                                             This));
 500 }
 501
 502 static HRESULT WINAPI
 503 IDirectDraw4Impl_FlipToGDISurface(LPDIRECTDRAW4 This)
 504 {
 505     return IDirectDraw7_FlipToGDISurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 506                                                             IDirectDraw4,
 507                                                             IDirectDraw7,
 508                                                             This));
 509 }
 510
 511 static HRESULT WINAPI
 512 IDirectDrawImpl_GetCaps(LPDIRECTDRAW This, LPDDCAPS pDDC1, LPDDCAPS pDDC2)
 513 {
 514     return IDirectDraw7_GetCaps(COM_INTERFACE_CAST(IDirectDrawImpl,
 515                                                    IDirectDraw, IDirectDraw7,
 516                                                    This), pDDC1, pDDC2);
 517 }
 518
 519 static HRESULT WINAPI
 520 IDirectDraw2Impl_GetCaps(LPDIRECTDRAW2 This, LPDDCAPS pDDC1, LPDDCAPS pDDC2)
 521 {
 522     return IDirectDraw7_GetCaps(COM_INTERFACE_CAST(IDirectDrawImpl,
 523                                                    IDirectDraw2, IDirectDraw7,
 524                                                    This), pDDC1, pDDC2);
 525 }
 526
 527 static HRESULT WINAPI
 528 IDirectDraw4Impl_GetCaps(LPDIRECTDRAW4 This, LPDDCAPS pDDC1, LPDDCAPS pDDC2)
 529 {
 530     return IDirectDraw7_GetCaps(COM_INTERFACE_CAST(IDirectDrawImpl,
 531                                                    IDirectDraw4, IDirectDraw7,
 532                                                    This), pDDC1, pDDC2);
 533 }
 534
 535 static HRESULT WINAPI
 536 IDirectDrawImpl_GetDisplayMode(LPDIRECTDRAW This, LPDDSURFACEDESC pDDSD)
 537 {
 538     return IDirectDraw7_GetDisplayMode(COM_INTERFACE_CAST(IDirectDrawImpl,
 539                                                           IDirectDraw,
 540                                                           IDirectDraw7, This),
 541                                        (LPDDSURFACEDESC2)pDDSD);
 542 }
 543
 544 static HRESULT WINAPI
 545 IDirectDraw2Impl_GetDisplayMode(LPDIRECTDRAW2 This, LPDDSURFACEDESC pDDSD)
 546 {
 547     return IDirectDraw7_GetDisplayMode(COM_INTERFACE_CAST(IDirectDrawImpl,
 548                                                           IDirectDraw2,
 549                                                           IDirectDraw7, This),
 550                                        (LPDDSURFACEDESC2)pDDSD);
 551 }
 552
 553 static HRESULT WINAPI
 554 IDirectDraw4Impl_GetDisplayMode(LPDIRECTDRAW4 This, LPDDSURFACEDESC2 pDDSD)
 555 {
 556     return IDirectDraw7_GetDisplayMode(COM_INTERFACE_CAST(IDirectDrawImpl,
 557                                                           IDirectDraw4,
 558                                                           IDirectDraw7, This),
 559                                        pDDSD);
 560 }
 561
 562 static HRESULT WINAPI
 563 IDirectDrawImpl_GetFourCCCodes(LPDIRECTDRAW This, LPDWORD lpNumCodes,
 564                                LPDWORD lpCodes)
 565 {
 566     return IDirectDraw7_GetFourCCCodes(COM_INTERFACE_CAST(IDirectDrawImpl,
 567                                                           IDirectDraw,
 568                                                           IDirectDraw7,
 569                                                           This),
 570                                        lpNumCodes, lpCodes);
 571 }
 572
 573 static HRESULT WINAPI
 574 IDirectDraw2Impl_GetFourCCCodes(LPDIRECTDRAW2 This, LPDWORD lpNumCodes,
 575                                 LPDWORD lpCodes)
 576 {
 577     return IDirectDraw7_GetFourCCCodes(COM_INTERFACE_CAST(IDirectDrawImpl,
 578                                                           IDirectDraw2,
 579                                                           IDirectDraw7,
 580                                                           This),
 581                                        lpNumCodes, lpCodes);
 582 }
 583
 584 static HRESULT WINAPI
 585 IDirectDraw4Impl_GetFourCCCodes(LPDIRECTDRAW4 This, LPDWORD lpNumCodes,
 586                                 LPDWORD lpCodes)
 587 {
 588     return IDirectDraw7_GetFourCCCodes(COM_INTERFACE_CAST(IDirectDrawImpl,
 589                                                           IDirectDraw4,
 590                                                           IDirectDraw7,
 591                                                           This),
 592                                        lpNumCodes, lpCodes);
 593 }
 594
 595 static HRESULT WINAPI
 596 IDirectDrawImpl_GetGDISurface(LPDIRECTDRAW This, LPDIRECTDRAWSURFACE *ppSurf)
 597 {
 598     LPDIRECTDRAWSURFACE7 pSurf7;
 599     HRESULT hr;
 600
 601     hr = IDirectDraw7_GetGDISurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 602                                                        IDirectDraw,
 603                                                        IDirectDraw7,
 604                                                        This), &pSurf7);
 605
 606     /* This coercion is safe, since the IDirectDrawSurface3 vtable has the
 607      * IDirectDrawSurface vtable layout at the beginning  */
 608     *ppSurf = (LPDIRECTDRAWSURFACE)COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirectDrawSurface7,
 609                                  IDirectDrawSurface3, pSurf7);
 610
 611     return hr;
 612 }
 613
 614 static HRESULT WINAPI
 615 IDirectDraw2Impl_GetGDISurface(LPDIRECTDRAW2 This, LPDIRECTDRAWSURFACE *ppSurf)
 616 {
 617     LPDIRECTDRAWSURFACE7 pSurf7;
 618     HRESULT hr;
 619
 620     hr = IDirectDraw7_GetGDISurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 621                                                        IDirectDraw2,
 622                                                        IDirectDraw7,
 623                                                        This), &pSurf7);
 624
 625     /* This coercion is safe, since the IDirectDrawSurface3 vtable has the
 626      * IDirectDrawSurface vtable layout at the beginning  */
 627     *ppSurf = (LPDIRECTDRAWSURFACE)COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirectDrawSurface7,
 628                                  IDirectDrawSurface3, pSurf7);
 629
 630     return hr;
 631 }
 632
 633 static HRESULT WINAPI
 634 IDirectDraw4Impl_GetGDISurface(LPDIRECTDRAW4 This,
 635                                LPDIRECTDRAWSURFACE4 *ppSurf)
 636 {
 637     return IDirectDraw7_GetGDISurface(COM_INTERFACE_CAST(IDirectDrawImpl,
 638                                                          IDirectDraw4,
 639                                                          IDirectDraw7,
 640                                                          This),
 641                                       (LPDIRECTDRAWSURFACE7 *)ppSurf);
 642 }
 643
 644 static HRESULT WINAPI
 645 IDirectDrawImpl_GetMonitorFrequency(LPDIRECTDRAW This, LPDWORD pdwFreq)
 646 {
 647     return IDirectDraw7_GetMonitorFrequency(COM_INTERFACE_CAST(IDirectDrawImpl,
 648                                                                IDirectDraw,
 649                                                                IDirectDraw7,
 650                                                                This),
 651                                             pdwFreq);
 652 }
 653
 654 static HRESULT WINAPI
 655 IDirectDraw2Impl_GetMonitorFrequency(LPDIRECTDRAW2 This, LPDWORD pdwFreq)
 656 {
 657     return IDirectDraw7_GetMonitorFrequency(COM_INTERFACE_CAST(IDirectDrawImpl,
 658                                                                IDirectDraw2,
 659                                                                IDirectDraw7,
 660                                                                This),
 661                                             pdwFreq);
 662 }
 663
 664 static HRESULT WINAPI
 665 IDirectDraw4Impl_GetMonitorFrequency(LPDIRECTDRAW4 This, LPDWORD pdwFreq)
 666 {
 667     return IDirectDraw7_GetMonitorFrequency(COM_INTERFACE_CAST(IDirectDrawImpl,
 668                                                                IDirectDraw4,
 669                                                                IDirectDraw7,
 670                                                                This),
 671                                             pdwFreq);
 672 }
 673
 674 static HRESULT WINAPI
 675 IDirectDrawImpl_GetScanLine(LPDIRECTDRAW This, LPDWORD pdwLine)
 676 {
 677     return IDirectDraw7_GetScanLine(COM_INTERFACE_CAST(IDirectDrawImpl,
 678                                                        IDirectDraw,
 679                                                        IDirectDraw7,
 680                                                        This), pdwLine);
 681 }
 682
 683 static HRESULT WINAPI
 684 IDirectDraw2Impl_GetScanLine(LPDIRECTDRAW2 This, LPDWORD pdwLine)
 685 {
 686     return IDirectDraw7_GetScanLine(COM_INTERFACE_CAST(IDirectDrawImpl,
 687                                                        IDirectDraw2,
 688                                                        IDirectDraw7,
 689                                                        This), pdwLine);
 690 }
 691
 692 static HRESULT WINAPI
 693 IDirectDraw4Impl_GetScanLine(LPDIRECTDRAW4 This, LPDWORD pdwLine)
 694 {
 695     return IDirectDraw7_GetScanLine(COM_INTERFACE_CAST(IDirectDrawImpl,
 696                                                        IDirectDraw4,
 697                                                        IDirectDraw7,
 698                                                        This), pdwLine);
 699 }
 700
 701 static HRESULT WINAPI
 702 IDirectDrawImpl_GetVerticalBlankStatus(LPDIRECTDRAW This, LPBOOL lpbIsInVB)
 703 {
 704     return IDirectDraw7_GetVerticalBlankStatus(COM_INTERFACE_CAST(IDirectDrawImpl,
 705                                                                   IDirectDraw,
 706                                                                   IDirectDraw7,
 707                                                                   This),
 708                                                lpbIsInVB);
 709 }
 710
 711 static HRESULT WINAPI
 712 IDirectDraw2Impl_GetVerticalBlankStatus(LPDIRECTDRAW2 This, LPBOOL lpbIsInVB)
 713 {
 714     return IDirectDraw7_GetVerticalBlankStatus(COM_INTERFACE_CAST(IDirectDrawImpl,
 715                                                                   IDirectDraw2,
 716                                                                   IDirectDraw7,
 717                                                                   This),
 718                                                lpbIsInVB);
 719 }
 720
 721 static HRESULT WINAPI
 722 IDirectDraw4Impl_GetVerticalBlankStatus(LPDIRECTDRAW4 This, LPBOOL lpbIsInVB)
 723 {
 724     return IDirectDraw7_GetVerticalBlankStatus(COM_INTERFACE_CAST(IDirectDrawImpl,
 725                                                                   IDirectDraw4,
 726                                                                   IDirectDraw7,
 727                                                                   This),
 728                                                lpbIsInVB);
 729 }
 730
 731 static HRESULT WINAPI
 732 IDirectDrawImpl_Initialize(LPDIRECTDRAW iface, LPGUID pGUID)
 733 {
 734     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw, iface);
 735     HRESULT ret_value;
 736
 737     ret_value = IDirectDraw7_Initialize(ICOM_INTERFACE(This, IDirectDraw7), pGUID);
 738
 739     return ret_value;
 740 }
 741
 742 static HRESULT WINAPI
 743 IDirectDraw2Impl_Initialize(LPDIRECTDRAW2 iface, LPGUID pGUID)
 744 {
 745     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw2, iface);
 746     HRESULT ret_value;
 747
 748     ret_value = IDirectDraw7_Initialize(ICOM_INTERFACE(This, IDirectDraw7), pGUID);
 749
 750     return ret_value;
 751 }
 752
 753 static HRESULT WINAPI
 754 IDirectDraw4Impl_Initialize(LPDIRECTDRAW4 iface, LPGUID pGUID)
 755 {
 756     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw4, iface);
 757     HRESULT ret_value;
 758
 759     ret_value = IDirectDraw7_Initialize(ICOM_INTERFACE(This, IDirectDraw7), pGUID);
 760
 761     return ret_value;
 762 }
 763
 764
 765 static HRESULT WINAPI
 766 IDirectDrawImpl_RestoreDisplayMode(LPDIRECTDRAW This)
 767 {
 768     return IDirectDraw7_RestoreDisplayMode(COM_INTERFACE_CAST(IDirectDrawImpl,
 769                                                               IDirectDraw,
 770                                                               IDirectDraw7,
 771                                                               This));
 772 }
 773
 774 static HRESULT WINAPI
 775 IDirectDraw2Impl_RestoreDisplayMode(LPDIRECTDRAW2 This)
 776 {
 777     return IDirectDraw7_RestoreDisplayMode(COM_INTERFACE_CAST(IDirectDrawImpl,
 778                                                               IDirectDraw2,
 779                                                               IDirectDraw7,
 780                                                               This));
 781 }
 782
 783 static HRESULT WINAPI
 784 IDirectDraw4Impl_RestoreDisplayMode(LPDIRECTDRAW4 This)
 785 {
 786     return IDirectDraw7_RestoreDisplayMode(COM_INTERFACE_CAST(IDirectDrawImpl,
 787                                                               IDirectDraw4,
 788                                                               IDirectDraw7,
 789                                                               This));
 790 }
 791
 792 static HRESULT WINAPI
 793 IDirectDrawImpl_SetCooperativeLevel(LPDIRECTDRAW This, HWND hWnd,
 794                                     DWORD dwFlags)
 795 {
 796     return IDirectDraw7_SetCooperativeLevel(COM_INTERFACE_CAST(IDirectDrawImpl,
 797                                                                IDirectDraw,
 798                                                                IDirectDraw7,
 799                                                                This),
 800                                             hWnd, dwFlags);
 801 }
 802
 803 static HRESULT WINAPI
 804 IDirectDraw2Impl_SetCooperativeLevel(LPDIRECTDRAW2 This, HWND hWnd,
 805                                      DWORD dwFlags)
 806 {
 807     return IDirectDraw7_SetCooperativeLevel(COM_INTERFACE_CAST(IDirectDrawImpl,
 808                                                                IDirectDraw2,
 809                                                                IDirectDraw7,
 810                                                                This),
 811                                             hWnd, dwFlags);
 812 }
 813
 814 static HRESULT WINAPI
 815 IDirectDraw4Impl_SetCooperativeLevel(LPDIRECTDRAW4 This, HWND hWnd,
 816                                      DWORD dwFlags)
 817 {
 818     return IDirectDraw7_SetCooperativeLevel(COM_INTERFACE_CAST(IDirectDrawImpl,
 819                                                                IDirectDraw4,
 820                                                                IDirectDraw7,
 821                                                                This),
 822                                             hWnd, dwFlags);
 823 }
 824
 825 static HRESULT WINAPI
 826 IDirectDrawImpl_SetDisplayMode(LPDIRECTDRAW This, DWORD a, DWORD b, DWORD c)
 827 {
 828     return IDirectDraw7_SetDisplayMode(COM_INTERFACE_CAST(IDirectDrawImpl,
 829                                                           IDirectDraw,
 830                                                           IDirectDraw7,
 831                                                           This),
 832                                        a, b, c, 0, 0);
 833 }
 834
 835 static HRESULT WINAPI
 836 IDirectDraw2Impl_SetDisplayMode(LPDIRECTDRAW2 This, DWORD a, DWORD b, DWORD c,
 837                                 DWORD d, DWORD e)
 838 {
 839     return IDirectDraw7_SetDisplayMode(COM_INTERFACE_CAST(IDirectDrawImpl,
 840                                                           IDirectDraw2,
 841                                                           IDirectDraw7,
 842                                                           This),
 843                                        a, b, c, d, e);
 844 }
 845
 846 static HRESULT WINAPI
 847 IDirectDraw4Impl_SetDisplayMode(LPDIRECTDRAW4 This, DWORD a, DWORD b, DWORD c,
 848                                 DWORD d, DWORD e)
 849 {
 850     return IDirectDraw7_SetDisplayMode(COM_INTERFACE_CAST(IDirectDrawImpl,
 851                                                           IDirectDraw4,
 852                                                           IDirectDraw7,
 853                                                           This),
 854                                        a, b, c, d, e);
 855 }
 856
 857 static HRESULT WINAPI
 858 IDirectDrawImpl_WaitForVerticalBlank(LPDIRECTDRAW This, DWORD dwFlags,
 859                                      HANDLE hEvent)
 860 {
 861     return IDirectDraw7_WaitForVerticalBlank(COM_INTERFACE_CAST(IDirectDrawImpl,
 862                                                                 IDirectDraw,
 863                                                                 IDirectDraw7,
 864                                                                 This),
 865                                              dwFlags, hEvent);
 866 }
 867
 868 static HRESULT WINAPI
 869 IDirectDraw2Impl_WaitForVerticalBlank(LPDIRECTDRAW2 This, DWORD dwFlags,
 870                                       HANDLE hEvent)
 871 {
 872     return IDirectDraw7_WaitForVerticalBlank(COM_INTERFACE_CAST(IDirectDrawImpl,
 873                                                                 IDirectDraw2,
 874                                                                 IDirectDraw7,
 875                                                                 This),
 876                                              dwFlags, hEvent);
 877 }
 878
 879 static HRESULT WINAPI
 880 IDirectDraw4Impl_WaitForVerticalBlank(LPDIRECTDRAW4 This, DWORD dwFlags,
 881                                       HANDLE hEvent)
 882 {
 883     return IDirectDraw7_WaitForVerticalBlank(COM_INTERFACE_CAST(IDirectDrawImpl,
 884                                                                 IDirectDraw4,
 885                                                                 IDirectDraw7,
 886                                                                 This),
 887                                              dwFlags, hEvent);
 888 }
 889
 890 static HRESULT WINAPI
 891 IDirectDraw2Impl_GetAvailableVidMem(LPDIRECTDRAW2 This, LPDDSCAPS pCaps,
 892                                     LPDWORD pdwTotal, LPDWORD pdwFree)
 893 {
 894     DDSCAPS2 Caps2;
 895     DDRAW_Convert_DDSCAPS_1_To_2(pCaps, &Caps2);
 896
 897     return IDirectDraw7_GetAvailableVidMem(COM_INTERFACE_CAST(IDirectDrawImpl,
 898                                                               IDirectDraw2,
 899                                                               IDirectDraw7,
 900                                                               This),
 901                                            &Caps2, pdwTotal, pdwFree);
 902 }
 903
 904 static HRESULT WINAPI
 905 IDirectDraw4Impl_GetAvailableVidMem(LPDIRECTDRAW4 This, LPDDSCAPS2 pCaps,
 906                                     LPDWORD pdwTotal, LPDWORD pdwFree)
 907 {
 908     return IDirectDraw7_GetAvailableVidMem(COM_INTERFACE_CAST(IDirectDrawImpl,
 909                                                               IDirectDraw4,
 910                                                               IDirectDraw7,
 911                                                               This),
 912                                            pCaps, pdwTotal, pdwFree);
 913 }
 914
 915 static HRESULT WINAPI
 916 IDirectDraw4Impl_GetSurfaceFromDC(LPDIRECTDRAW4 This, HDC hDC,
 917                                   LPDIRECTDRAWSURFACE4 *pSurf)
 918 {
 919     return IDirectDraw7_GetSurfaceFromDC(COM_INTERFACE_CAST(IDirectDrawImpl,
 920                                                             IDirectDraw4,
 921                                                             IDirectDraw7,
 922                                                             This),
 923                                          hDC, (LPDIRECTDRAWSURFACE7 *)pSurf);
 924 }
 925
 926 static HRESULT WINAPI
 927 IDirectDraw4Impl_RestoreAllSurfaces(LPDIRECTDRAW4 This)
 928 {
 929     return IDirectDraw7_RestoreAllSurfaces(COM_INTERFACE_CAST(IDirectDrawImpl,
 930                                                               IDirectDraw4,
 931                                                               IDirectDraw7,
 932                                                               This));
 933 }
 934
 935 static HRESULT WINAPI
 936 IDirectDraw4Impl_TestCooperativeLevel(LPDIRECTDRAW4 This)
 937 {
 938     return IDirectDraw7_TestCooperativeLevel(COM_INTERFACE_CAST(IDirectDrawImpl,
 939                                                                 IDirectDraw4,
 940                                                                 IDirectDraw7,
 941                                                                 This));
 942 }
 943
 944 static HRESULT WINAPI
 945 IDirectDraw4Impl_GetDeviceIdentifier(LPDIRECTDRAW4 This,
 946                                      LPDDDEVICEIDENTIFIER pDDDI, DWORD dwFlags)
 947 {
 948     DDDEVICEIDENTIFIER2 DDDI2;
 949     HRESULT hr;
 950
 951     hr = IDirectDraw7_GetDeviceIdentifier(COM_INTERFACE_CAST(IDirectDrawImpl,
 952                                                              IDirectDraw4,
 953                                                              IDirectDraw7,
 954                                                              This),
 955                                           &DDDI2, dwFlags);
 956
 957     DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(&DDDI2, pDDDI);
 958
 959     return hr;
 960 }
 961
 962 const IDirectDrawVtbl IDirectDraw1_Vtbl =
 963 {
 964     IDirectDrawImpl_QueryInterface,
 965     IDirectDrawImpl_AddRef,
 966     IDirectDrawImpl_Release,
 967     IDirectDrawImpl_Compact,
 968     IDirectDrawImpl_CreateClipper,
 969     IDirectDrawImpl_CreatePalette,
 970     IDirectDrawImpl_CreateSurface,
 971     IDirectDrawImpl_DuplicateSurface,
 972     IDirectDrawImpl_EnumDisplayModes,
 973     IDirectDrawImpl_EnumSurfaces,
 974     IDirectDrawImpl_FlipToGDISurface,
 975     IDirectDrawImpl_GetCaps,
 976     IDirectDrawImpl_GetDisplayMode,
 977     IDirectDrawImpl_GetFourCCCodes,
 978     IDirectDrawImpl_GetGDISurface,
 979     IDirectDrawImpl_GetMonitorFrequency,
 980     IDirectDrawImpl_GetScanLine,
 981     IDirectDrawImpl_GetVerticalBlankStatus,
 982     IDirectDrawImpl_Initialize,
 983     IDirectDrawImpl_RestoreDisplayMode,
 984     IDirectDrawImpl_SetCooperativeLevel,
 985     IDirectDrawImpl_SetDisplayMode,
 986     IDirectDrawImpl_WaitForVerticalBlank,
 987 };
 988
 989 const IDirectDraw2Vtbl IDirectDraw2_Vtbl =
 990 {
 991     IDirectDraw2Impl_QueryInterface,
 992     IDirectDraw2Impl_AddRef,
 993     IDirectDraw2Impl_Release,
 994     IDirectDraw2Impl_Compact,
 995     IDirectDraw2Impl_CreateClipper,
 996     IDirectDraw2Impl_CreatePalette,
 997     IDirectDraw2Impl_CreateSurface,
 998     IDirectDraw2Impl_DuplicateSurface,
 999     IDirectDraw2Impl_EnumDisplayModes,
1000     IDirectDraw2Impl_EnumSurfaces,
1001     IDirectDraw2Impl_FlipToGDISurface,
1002     IDirectDraw2Impl_GetCaps,
1003     IDirectDraw2Impl_GetDisplayMode,
1004     IDirectDraw2Impl_GetFourCCCodes,
1005     IDirectDraw2Impl_GetGDISurface,
1006     IDirectDraw2Impl_GetMonitorFrequency,
1007     IDirectDraw2Impl_GetScanLine,
1008     IDirectDraw2Impl_GetVerticalBlankStatus,
1009     IDirectDraw2Impl_Initialize,
1010     IDirectDraw2Impl_RestoreDisplayMode,
1011     IDirectDraw2Impl_SetCooperativeLevel,
1012     IDirectDraw2Impl_SetDisplayMode,
1013     IDirectDraw2Impl_WaitForVerticalBlank,
1014     IDirectDraw2Impl_GetAvailableVidMem
1015 };
1016
1017 const IDirectDraw4Vtbl IDirectDraw4_Vtbl =
1018 {
1019     IDirectDraw4Impl_QueryInterface,
1020     IDirectDraw4Impl_AddRef,
1021     IDirectDraw4Impl_Release,
1022     IDirectDraw4Impl_Compact,
1023     IDirectDraw4Impl_CreateClipper,
1024     IDirectDraw4Impl_CreatePalette,
1025     IDirectDraw4Impl_CreateSurface,
1026     IDirectDraw4Impl_DuplicateSurface,
1027     IDirectDraw4Impl_EnumDisplayModes,
1028     IDirectDraw4Impl_EnumSurfaces,
1029     IDirectDraw4Impl_FlipToGDISurface,
1030     IDirectDraw4Impl_GetCaps,
1031     IDirectDraw4Impl_GetDisplayMode,
1032     IDirectDraw4Impl_GetFourCCCodes,
1033     IDirectDraw4Impl_GetGDISurface,
1034     IDirectDraw4Impl_GetMonitorFrequency,
1035     IDirectDraw4Impl_GetScanLine,
1036     IDirectDraw4Impl_GetVerticalBlankStatus,
1037     IDirectDraw4Impl_Initialize,
1038     IDirectDraw4Impl_RestoreDisplayMode,
1039     IDirectDraw4Impl_SetCooperativeLevel,
1040     IDirectDraw4Impl_SetDisplayMode,
1041     IDirectDraw4Impl_WaitForVerticalBlank,
1042     IDirectDraw4Impl_GetAvailableVidMem,
1043     IDirectDraw4Impl_GetSurfaceFromDC,
1044     IDirectDraw4Impl_RestoreAllSurfaces,
1045     IDirectDraw4Impl_TestCooperativeLevel,
1046     IDirectDraw4Impl_GetDeviceIdentifier
1047 };