dlls/ddrawex/ddraw.c

   1 /*
   2  * Copyright 2008 Stefan Dösinger for CodeWeavers
   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 #define COBJMACROS
  20 #define NONAMELESSUNION
  21
  22 #include <stdarg.h>
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "wingdi.h"
  26
  27 #include "ddraw.h"
  28 #include "d3d.h"
  29
  30 #include "ddrawex_private.h"
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(ddrawex);
  34
  35 /******************************************************************************
  36  * Helper functions for COM management
  37  ******************************************************************************/
  38 static IDirectDrawImpl *impl_from_dd1(IDirectDraw *iface)
  39 {
  40     return (IDirectDrawImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawImpl, IDirectDraw_Vtbl));
  41 }
  42 static IDirectDraw *dd1_from_impl(IDirectDrawImpl *This)
  43 {
  44     return (IDirectDraw *) &This->IDirectDraw_Vtbl;
  45 }
  46
  47 static IDirectDrawImpl *impl_from_dd2(IDirectDraw2 *iface)
  48 {
  49     return (IDirectDrawImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawImpl, IDirectDraw2_Vtbl));
  50 }
  51 static IDirectDraw2 *dd2_from_impl(IDirectDrawImpl *This)
  52 {
  53     return (IDirectDraw2 *) &This->IDirectDraw2_Vtbl;
  54 }
  55
  56 static IDirectDrawImpl *impl_from_dd3(IDirectDraw3 *iface)
  57 {
  58     return (IDirectDrawImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawImpl, IDirectDraw3_Vtbl));
  59 }
  60 static IDirectDraw3 *dd3_from_impl(IDirectDrawImpl *This)
  61 {
  62     return (IDirectDraw3 *) &This->IDirectDraw3_Vtbl;
  63 }
  64
  65 static IDirectDrawImpl *impl_from_dd4(IDirectDraw4 *iface)
  66 {
  67     return (IDirectDrawImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawImpl, IDirectDraw4_Vtbl));
  68 }
  69 static IDirectDraw4 *dd4_from_impl(IDirectDrawImpl *This)
  70 {
  71     return (IDirectDraw4 *) &This->IDirectDraw4_Vtbl;
  72 }
  73
  74 /******************************************************************************
  75  * IDirectDraw4 -> ddraw.dll wrappers
  76  ******************************************************************************/
  77 static HRESULT WINAPI
  78 IDirectDraw4Impl_QueryInterface(IDirectDraw4 *iface,
  79                                 REFIID refiid,
  80                                 void **obj)
  81 {
  82     IDirectDrawImpl *This = impl_from_dd4(iface);
  83
  84     TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(refiid), obj);
  85     *obj = NULL;
  86
  87     if(!refiid)
  88     {
  89         return DDERR_INVALIDPARAMS;
  90     }
  91
  92     if (IsEqualGUID( &IID_IDirectDraw7, refiid ) )
  93     {
  94         WARN("IDirectDraw7 not allowed in ddrawex.dll\n");
  95         return E_NOINTERFACE;
  96     }
  97     else if ( IsEqualGUID( &IID_IUnknown, refiid ) ||
  98               IsEqualGUID( &IID_IDirectDraw4, refiid ) )
  99     {
 100         *obj = dd4_from_impl(This);
 101         TRACE("(%p) Returning IDirectDraw4 interface at %p\n", This, *obj);
 102         IDirectDraw4_AddRef((IDirectDraw4 *) *obj);
 103     }
 104     else if ( IsEqualGUID( &IID_IDirectDraw3, refiid ) )
 105     {
 106         *obj = dd3_from_impl(This);
 107         TRACE("(%p) Returning IDirectDraw3 interface at %p\n", This, *obj);
 108         IDirectDraw3_AddRef((IDirectDraw3 *) *obj);
 109     }
 110     else if ( IsEqualGUID( &IID_IDirectDraw2, refiid ) )
 111     {
 112         *obj = dd2_from_impl(This);
 113         TRACE("(%p) Returning IDirectDraw2 interface at %p\n", This, *obj);
 114         IDirectDraw2_AddRef((IDirectDraw2 *) *obj);
 115     }
 116     else if ( IsEqualGUID( &IID_IDirectDraw, refiid ) )
 117     {
 118         *obj = dd1_from_impl(This);
 119         TRACE("(%p) Returning IDirectDraw interface at %p\n", This, *obj);
 120         IDirectDraw_AddRef((IDirectDraw *) *obj);
 121     }
 122     else if ( IsEqualGUID( &IID_IDirect3D  , refiid ) ||
 123               IsEqualGUID( &IID_IDirect3D2 , refiid ) ||
 124               IsEqualGUID( &IID_IDirect3D3 , refiid ) ||
 125               IsEqualGUID( &IID_IDirect3D7 , refiid ) )
 126     {
 127         WARN("Direct3D not allowed in ddrawex.dll\n");
 128         return E_NOINTERFACE;
 129     }
 130     /* Unknown interface */
 131     else
 132     {
 133         ERR("(%p)->(%s, %p): No interface found\n", This, debugstr_guid(refiid), obj);
 134         return E_NOINTERFACE;
 135     }
 136     TRACE("Returning S_OK\n");
 137     return S_OK;
 138 }
 139
 140 static HRESULT WINAPI
 141 IDirectDraw3Impl_QueryInterface(IDirectDraw3 *iface,
 142                                 REFIID refiid,
 143                                 void **obj)
 144 {
 145     IDirectDrawImpl *This = impl_from_dd3(iface);
 146     TRACE("Thunking to IDirectDraw4\n");
 147     return IDirectDraw4_QueryInterface(dd4_from_impl(This), refiid, obj);
 148 }
 149
 150 static HRESULT WINAPI
 151 IDirectDraw2Impl_QueryInterface(IDirectDraw2 *iface,
 152                                 REFIID refiid,
 153                                 void **obj)
 154 {
 155     IDirectDrawImpl *This = impl_from_dd2(iface);
 156     TRACE("Thunking to IDirectDraw4\n");
 157     return IDirectDraw4_QueryInterface(dd4_from_impl(This), refiid, obj);
 158 }
 159
 160 static HRESULT WINAPI
 161 IDirectDrawImpl_QueryInterface(IDirectDraw *iface,
 162                                REFIID refiid,
 163                                void **obj)
 164 {
 165     IDirectDrawImpl *This = impl_from_dd1(iface);
 166     TRACE("Thunking to IDirectDraw4\n");
 167     return IDirectDraw4_QueryInterface(dd4_from_impl(This), refiid, obj);
 168 }
 169
 170 static ULONG WINAPI
 171 IDirectDraw4Impl_AddRef(IDirectDraw4 *iface)
 172 {
 173     IDirectDrawImpl *This = impl_from_dd4(iface);
 174     ULONG ref = InterlockedIncrement(&This->ref);
 175
 176     TRACE("(%p) : incrementing refcount from %u.\n", This, ref - 1);
 177
 178     return ref;
 179 }
 180
 181 static ULONG WINAPI
 182 IDirectDraw3Impl_AddRef(IDirectDraw3 *iface)
 183 {
 184     IDirectDrawImpl *This = impl_from_dd3(iface);
 185     TRACE("Thunking to IDirectDraw4\n");
 186     return IDirectDraw4_AddRef(dd4_from_impl(This));
 187 }
 188
 189 static ULONG WINAPI
 190 IDirectDraw2Impl_AddRef(IDirectDraw2 *iface)
 191 {
 192     IDirectDrawImpl *This = impl_from_dd2(iface);
 193     TRACE("Thunking to IDirectDraw4\n");
 194     return IDirectDraw4_AddRef(dd4_from_impl(This));
 195 }
 196
 197 static ULONG WINAPI
 198 IDirectDrawImpl_AddRef(IDirectDraw *iface)
 199 {
 200     IDirectDrawImpl *This = impl_from_dd1(iface);
 201     TRACE("Thunking to IDirectDraw4\n");
 202     return IDirectDraw4_AddRef(dd4_from_impl(This));
 203 }
 204
 205 static ULONG WINAPI
 206 IDirectDraw4Impl_Release(IDirectDraw4 *iface)
 207 {
 208     IDirectDrawImpl *This = impl_from_dd4(iface);
 209     ULONG ref = InterlockedDecrement(&This->ref);
 210
 211     TRACE("(%p) : decrementing refcount to %u.\n", This, ref);
 212
 213     if(ref == 0)
 214     {
 215         TRACE("Destroying object\n");
 216         IDirectDraw4_Release(This->parent);
 217         HeapFree(GetProcessHeap(), 0, This);
 218     }
 219     return ref;
 220 }
 221
 222 static ULONG WINAPI
 223 IDirectDraw3Impl_Release(IDirectDraw3 *iface)
 224 {
 225     IDirectDrawImpl *This = impl_from_dd3(iface);
 226     TRACE("Thunking to IDirectDraw4\n");
 227     return IDirectDraw4_Release(dd4_from_impl(This));
 228 }
 229
 230 static ULONG WINAPI
 231 IDirectDraw2Impl_Release(IDirectDraw2 *iface)
 232 {
 233     IDirectDrawImpl *This = impl_from_dd2(iface);
 234     TRACE("Thunking to IDirectDraw4\n");
 235     return IDirectDraw4_Release(dd4_from_impl(This));
 236 }
 237
 238 static ULONG WINAPI
 239 IDirectDrawImpl_Release(IDirectDraw *iface)
 240 {
 241     IDirectDrawImpl *This = impl_from_dd1(iface);
 242     TRACE("Thunking to IDirectDraw4\n");
 243     return IDirectDraw4_Release(dd4_from_impl(This));
 244 }
 245
 246 static HRESULT WINAPI
 247 IDirectDraw4Impl_Compact(IDirectDraw4 *iface)
 248 {
 249     IDirectDrawImpl *This = impl_from_dd4(iface);
 250     TRACE("(%p)\n", This);
 251
 252     return IDirectDraw4_Compact(This->parent);
 253 }
 254
 255 static HRESULT WINAPI
 256 IDirectDraw3Impl_Compact(IDirectDraw3 *iface)
 257 {
 258     IDirectDrawImpl *This = impl_from_dd3(iface);
 259     TRACE("Thunking to IDirectDraw4\n");
 260     return IDirectDraw4_Compact(dd4_from_impl(This));
 261 }
 262
 263 static HRESULT WINAPI
 264 IDirectDraw2Impl_Compact(IDirectDraw2 *iface)
 265 {
 266     IDirectDrawImpl *This = impl_from_dd2(iface);
 267     TRACE("Thunking to IDirectDraw4\n");
 268     return IDirectDraw4_Compact(dd4_from_impl(This));
 269 }
 270
 271 static HRESULT WINAPI
 272 IDirectDrawImpl_Compact(IDirectDraw *iface)
 273 {
 274     IDirectDrawImpl *This = impl_from_dd1(iface);
 275     TRACE("Thunking to IDirectDraw4\n");
 276     return IDirectDraw4_Compact(dd4_from_impl(This));
 277 }
 278
 279 static HRESULT WINAPI
 280 IDirectDraw4Impl_CreateClipper(IDirectDraw4 *iface,
 281                                DWORD Flags,
 282                                IDirectDrawClipper **clipper,
 283                                IUnknown *UnkOuter)
 284 {
 285     IDirectDrawImpl *This = impl_from_dd4(iface);
 286     TRACE("(%p)->(0x%08x, %p, %p)\n", This, Flags, clipper, UnkOuter);
 287
 288     if(UnkOuter != NULL)
 289     {
 290         /* This may require a wrapper interface for clippers too which handles this */
 291         FIXME("Test and implement Aggregation for ddrawex clippers\n");
 292     }
 293
 294     return IDirectDraw4_CreateClipper(This->parent, Flags, clipper, UnkOuter);
 295 }
 296
 297 static HRESULT WINAPI
 298 IDirectDraw3Impl_CreateClipper(IDirectDraw3 *iface,
 299                                DWORD Flags,
 300                                IDirectDrawClipper **clipper,
 301                                IUnknown *UnkOuter)
 302 {
 303     IDirectDrawImpl *This = impl_from_dd3(iface);
 304     TRACE("Thunking to IDirectDraw4\n");
 305     return IDirectDraw4_CreateClipper(dd4_from_impl(This), Flags, clipper, UnkOuter);
 306 }
 307
 308 static HRESULT WINAPI
 309 IDirectDraw2Impl_CreateClipper(IDirectDraw2 *iface,
 310                                DWORD Flags,
 311                                IDirectDrawClipper **clipper,
 312                                IUnknown *UnkOuter)
 313 {
 314     IDirectDrawImpl *This = impl_from_dd2(iface);
 315     TRACE("Thunking to IDirectDraw4\n");
 316     return IDirectDraw4_CreateClipper(dd4_from_impl(This), Flags, clipper, UnkOuter);
 317 }
 318
 319 static HRESULT WINAPI
 320 IDirectDrawImpl_CreateClipper(IDirectDraw *iface,
 321                               DWORD Flags,
 322                               IDirectDrawClipper **clipper,
 323                               IUnknown *UnkOuter)
 324 {
 325     IDirectDrawImpl *This = impl_from_dd1(iface);
 326     TRACE("Thunking to IDirectDraw4\n");
 327     return IDirectDraw4_CreateClipper(dd4_from_impl(This), Flags, clipper, UnkOuter);
 328 }
 329
 330 static HRESULT WINAPI
 331 IDirectDraw4Impl_CreatePalette(IDirectDraw4 *iface,
 332                                DWORD Flags,
 333                                PALETTEENTRY *ColorTable,
 334                                IDirectDrawPalette **Palette,
 335                                IUnknown *UnkOuter)
 336 {
 337     IDirectDrawImpl *This = impl_from_dd4(iface);
 338     TRACE("(%p)(0x%08x,%p,%p,%p)\n", This, Flags, ColorTable, Palette, UnkOuter);
 339
 340     if(UnkOuter != NULL)
 341     {
 342         /* This may require a wrapper interface for palettes too which handles this */
 343         FIXME("Test and implement Aggregation for ddrawex palettes\n");
 344     }
 345
 346     return IDirectDraw4_CreatePalette(This->parent, Flags, ColorTable, Palette, UnkOuter);
 347 }
 348
 349 static HRESULT WINAPI
 350 IDirectDraw3Impl_CreatePalette(IDirectDraw3 *iface,
 351                                DWORD Flags,
 352                                PALETTEENTRY *ColorTable,
 353                                IDirectDrawPalette **Palette,
 354                                IUnknown *UnkOuter)
 355 {
 356     IDirectDrawImpl *This = impl_from_dd3(iface);
 357     TRACE("Thunking to IDirectDraw4\n");
 358     return IDirectDraw4_CreatePalette(dd4_from_impl(This), Flags, ColorTable, Palette, UnkOuter);
 359 }
 360
 361 static HRESULT WINAPI
 362 IDirectDraw2Impl_CreatePalette(IDirectDraw2 *iface,
 363                                DWORD Flags,
 364                                PALETTEENTRY *ColorTable,
 365                                IDirectDrawPalette **Palette,
 366                                IUnknown *UnkOuter)
 367 {
 368     IDirectDrawImpl *This = impl_from_dd2(iface);
 369     TRACE("Thunking to IDirectDraw4\n");
 370     return IDirectDraw4_CreatePalette(dd4_from_impl(This), Flags, ColorTable, Palette, UnkOuter);
 371 }
 372
 373 static HRESULT WINAPI
 374 IDirectDrawImpl_CreatePalette(IDirectDraw *iface,
 375                               DWORD Flags,
 376                               PALETTEENTRY *ColorTable,
 377                               IDirectDrawPalette **Palette,
 378                               IUnknown *UnkOuter)
 379 {
 380     IDirectDrawImpl *This = impl_from_dd1(iface);
 381     TRACE("Thunking to IDirectDraw4\n");
 382     return IDirectDraw4_CreatePalette(dd4_from_impl(This), Flags, ColorTable, Palette, UnkOuter);
 383 }
 384
 385 static HRESULT WINAPI
 386 IDirectDraw4Impl_CreateSurface(IDirectDraw4 *iface,
 387                                DDSURFACEDESC2 *DDSD,
 388                                IDirectDrawSurface4 **Surf,
 389                                IUnknown *UnkOuter)
 390 {
 391     IDirectDrawImpl *This = impl_from_dd4(iface);
 392     HRESULT hr;
 393     const DWORD perm_dc_flags = DDSCAPS_VIDEOMEMORY | DDSCAPS_SYSTEMMEMORY;
 394     BOOL permanent_dc;
 395     TRACE("(%p)(%p, %p, %p)\n", This, DDSD, Surf, UnkOuter);
 396
 397     if(UnkOuter != NULL)
 398     {
 399         /* Handle this in this dll. Don't forward the UnkOuter to ddraw.dll */
 400         FIXME("Implement aggregation for ddrawex surfaces\n");
 401     }
 402
 403     /* plain ddraw.dll refuses to create a surface that has both VIDMEM and SYSMEM flags
 404      * set. In ddrawex this succeeds, and the GetDC() call changes the behavior. The DC
 405      * is permanently valid, and the surface can be locked between GetDC() and ReleaseDC()
 406      * calls. GetDC() can be called more than once too
 407      */
 408     if((DDSD->ddsCaps.dwCaps & perm_dc_flags) == perm_dc_flags)
 409     {
 410         permanent_dc = TRUE;
 411         DDSD->ddsCaps.dwCaps &= ~DDSCAPS_VIDEOMEMORY;
 412         DDSD->ddsCaps.dwCaps |= DDSCAPS_OWNDC;
 413     }
 414     else
 415     {
 416         permanent_dc = FALSE;
 417     }
 418
 419     hr = IDirectDraw4_CreateSurface(This->parent, DDSD, Surf, UnkOuter);
 420     *Surf = dds_get_outer(*Surf);
 421     if(permanent_dc) prepare_permanent_dc(*Surf);
 422     return hr;
 423 }
 424
 425 void DDSD_to_DDSD2(const DDSURFACEDESC *in, DDSURFACEDESC2 *out)
 426 {
 427     memset(out, 0, sizeof(*out));
 428     out->dwSize = sizeof(*out);
 429     out->dwFlags = in->dwFlags;
 430     if(in->dwFlags & DDSD_WIDTH) out->dwWidth = in->dwWidth;
 431     if(in->dwFlags & DDSD_HEIGHT) out->dwHeight = in->dwHeight;
 432     if(in->dwFlags & DDSD_PIXELFORMAT) out->u4.ddpfPixelFormat = in->ddpfPixelFormat;
 433     if(in->dwFlags & DDSD_CAPS) out->ddsCaps.dwCaps = in->ddsCaps.dwCaps;
 434     if(in->dwFlags & DDSD_PITCH) out->u1.lPitch = in->u1.lPitch;
 435     if(in->dwFlags & DDSD_BACKBUFFERCOUNT) out->dwBackBufferCount = in->dwBackBufferCount;
 436     if(in->dwFlags & DDSD_ZBUFFERBITDEPTH) out->u2.dwMipMapCount = in->u2.dwZBufferBitDepth; /* same union */
 437     if(in->dwFlags & DDSD_ALPHABITDEPTH) out->dwAlphaBitDepth = in->dwAlphaBitDepth;
 438     /* DDraw(native, and wine) does not set the DDSD_LPSURFACE, so always copy */
 439     out->lpSurface = in->lpSurface;
 440     if(in->dwFlags & DDSD_CKDESTOVERLAY) out->u3.ddckCKDestOverlay = in->ddckCKDestOverlay;
 441     if(in->dwFlags & DDSD_CKDESTBLT) out->ddckCKDestBlt = in->ddckCKDestBlt;
 442     if(in->dwFlags & DDSD_CKSRCOVERLAY) out->ddckCKSrcOverlay = in->ddckCKSrcOverlay;
 443     if(in->dwFlags & DDSD_CKSRCBLT) out->ddckCKSrcBlt = in->ddckCKSrcBlt;
 444     if(in->dwFlags & DDSD_MIPMAPCOUNT) out->u2.dwMipMapCount = in->u2.dwMipMapCount;
 445     if(in->dwFlags & DDSD_REFRESHRATE) out->u2.dwRefreshRate = in->u2.dwRefreshRate;
 446     if(in->dwFlags & DDSD_LINEARSIZE) out->u1.dwLinearSize = in->u1.dwLinearSize;
 447     /* Does not exist in DDSURFACEDESC:
 448      * DDSD_TEXTURESTAGE, DDSD_FVF, DDSD_SRCVBHANDLE,
 449      */
 450 }
 451
 452 void DDSD2_to_DDSD(const DDSURFACEDESC2 *in, DDSURFACEDESC *out)
 453 {
 454     memset(out, 0, sizeof(*out));
 455     out->dwSize = sizeof(*out);
 456     out->dwFlags = in->dwFlags;
 457     if(in->dwFlags & DDSD_WIDTH) out->dwWidth = in->dwWidth;
 458     if(in->dwFlags & DDSD_HEIGHT) out->dwHeight = in->dwHeight;
 459     if(in->dwFlags & DDSD_PIXELFORMAT) out->ddpfPixelFormat = in->u4.ddpfPixelFormat;
 460     if(in->dwFlags & DDSD_CAPS) out->ddsCaps.dwCaps = in->ddsCaps.dwCaps;
 461     if(in->dwFlags & DDSD_PITCH) out->u1.lPitch = in->u1.lPitch;
 462     if(in->dwFlags & DDSD_BACKBUFFERCOUNT) out->dwBackBufferCount = in->dwBackBufferCount;
 463     if(in->dwFlags & DDSD_ZBUFFERBITDEPTH) out->u2.dwZBufferBitDepth = in->u2.dwMipMapCount; /* same union */
 464     if(in->dwFlags & DDSD_ALPHABITDEPTH) out->dwAlphaBitDepth = in->dwAlphaBitDepth;
 465     /* DDraw(native, and wine) does not set the DDSD_LPSURFACE, so always copy */
 466     out->lpSurface = in->lpSurface;
 467     if(in->dwFlags & DDSD_CKDESTOVERLAY) out->ddckCKDestOverlay = in->u3.ddckCKDestOverlay;
 468     if(in->dwFlags & DDSD_CKDESTBLT) out->ddckCKDestBlt = in->ddckCKDestBlt;
 469     if(in->dwFlags & DDSD_CKSRCOVERLAY) out->ddckCKSrcOverlay = in->ddckCKSrcOverlay;
 470     if(in->dwFlags & DDSD_CKSRCBLT) out->ddckCKSrcBlt = in->ddckCKSrcBlt;
 471     if(in->dwFlags & DDSD_MIPMAPCOUNT) out->u2.dwMipMapCount = in->u2.dwMipMapCount;
 472     if(in->dwFlags & DDSD_REFRESHRATE) out->u2.dwRefreshRate = in->u2.dwRefreshRate;
 473     if(in->dwFlags & DDSD_LINEARSIZE) out->u1.dwLinearSize = in->u1.dwLinearSize;
 474     /* Does not exist in DDSURFACEDESC:
 475      * DDSD_TEXTURESTAGE, DDSD_FVF, DDSD_SRCVBHANDLE,
 476      */
 477     if(in->dwFlags & DDSD_TEXTURESTAGE) WARN("Does not exist in DDSURFACEDESC: DDSD_TEXTURESTAGE\n");
 478     if(in->dwFlags & DDSD_FVF) WARN("Does not exist in DDSURFACEDESC: DDSD_FVF\n");
 479     if(in->dwFlags & DDSD_SRCVBHANDLE) WARN("Does not exist in DDSURFACEDESC: DDSD_SRCVBHANDLE\n");
 480     out->dwFlags &= ~(DDSD_TEXTURESTAGE | DDSD_FVF | DDSD_SRCVBHANDLE);
 481 }
 482
 483 static HRESULT WINAPI
 484 IDirectDraw3Impl_CreateSurface(IDirectDraw3 *iface,
 485                                DDSURFACEDESC *DDSD,
 486                                IDirectDrawSurface **Surf,
 487                                IUnknown *UnkOuter)
 488 {
 489     IDirectDrawImpl *This = impl_from_dd3(iface);
 490     DDSURFACEDESC2 ddsd2;
 491     IDirectDrawSurface4 *surf4 = NULL;
 492     HRESULT hr;
 493     TRACE("Thunking to IDirectDraw4\n");
 494
 495     DDSD_to_DDSD2(DDSD, &ddsd2);
 496
 497     hr = IDirectDraw4_CreateSurface(dd4_from_impl(This), &ddsd2, &surf4, UnkOuter);
 498     if(FAILED(hr))
 499     {
 500         *Surf = NULL;
 501         return hr;
 502     }
 503
 504     TRACE("Got surface %p\n", surf4);
 505     IDirectDrawSurface4_QueryInterface(surf4, &IID_IDirectDrawSurface, (void **) Surf);
 506     IDirectDrawSurface4_Release(surf4);
 507     return hr;
 508 }
 509
 510 static HRESULT WINAPI
 511 IDirectDraw2Impl_CreateSurface(IDirectDraw2 *iface,
 512                                DDSURFACEDESC *DDSD,
 513                                IDirectDrawSurface **Surf,
 514                                IUnknown *UnkOuter)
 515 {
 516     IDirectDrawImpl *This = impl_from_dd2(iface);
 517     TRACE("Thunking to IDirectDraw3\n");
 518     return IDirectDraw3_CreateSurface(dd3_from_impl(This), DDSD, Surf, UnkOuter);
 519 }
 520
 521 static HRESULT WINAPI
 522 IDirectDrawImpl_CreateSurface(IDirectDraw *iface,
 523                               DDSURFACEDESC *DDSD,
 524                               IDirectDrawSurface **Surf,
 525                               IUnknown *UnkOuter)
 526 {
 527     IDirectDrawImpl *This = impl_from_dd1(iface);
 528     TRACE("Thunking to IDirectDraw3\n");
 529     return IDirectDraw3_CreateSurface(dd3_from_impl(This), DDSD, Surf, UnkOuter);
 530 }
 531
 532 static HRESULT WINAPI
 533 IDirectDraw4Impl_DuplicateSurface(IDirectDraw4 *iface,
 534                                   IDirectDrawSurface4 *src,
 535                                   IDirectDrawSurface4 **dst)
 536 {
 537     IDirectDrawImpl *This = impl_from_dd4(iface);
 538     FIXME("(%p)->(%p,%p). Create a wrapper surface\n", This, src, dst);
 539
 540     return IDirectDraw4_DuplicateSurface(This->parent, dds_get_inner(src), dst);
 541 }
 542
 543 static HRESULT WINAPI
 544 IDirectDraw3Impl_DuplicateSurface(IDirectDraw3 *iface,
 545                                   IDirectDrawSurface *src,
 546                                   IDirectDrawSurface **dst)
 547 {
 548     IDirectDrawImpl *This = impl_from_dd3(iface);
 549     IDirectDrawSurface4 *src_4;
 550     IDirectDrawSurface4 *dst_4;
 551     HRESULT hr;
 552
 553     TRACE("Thunking to IDirectDraw4\n");
 554     IDirectDrawSurface_QueryInterface(src, &IID_IDirectDrawSurface4, (void **) &src_4);
 555     hr = IDirectDraw4_DuplicateSurface(dd4_from_impl(This), src_4, &dst_4);
 556     IDirectDrawSurface4_Release(src_4);
 557
 558     if(FAILED(hr))
 559     {
 560         *dst = NULL;
 561         return hr;
 562     }
 563     IDirectDrawSurface4_QueryInterface(dst_4, &IID_IDirectDrawSurface, (void **) dst);
 564     IDirectDrawSurface4_Release(dst_4);
 565     return hr;
 566 }
 567
 568 static HRESULT WINAPI
 569 IDirectDraw2Impl_DuplicateSurface(IDirectDraw2 *iface,
 570                                   IDirectDrawSurface *src,
 571                                   IDirectDrawSurface **dst)
 572 {
 573     IDirectDrawImpl *This = impl_from_dd2(iface);
 574     TRACE("Thunking to IDirectDraw3\n");
 575     return IDirectDraw3_DuplicateSurface(dd3_from_impl(This), src, dst);
 576 }
 577
 578 static HRESULT WINAPI
 579 IDirectDrawImpl_DuplicateSurface(IDirectDraw *iface,
 580                                  IDirectDrawSurface *src,
 581                                  IDirectDrawSurface **dst)
 582 {
 583     IDirectDrawImpl *This = impl_from_dd1(iface);
 584     TRACE("Thunking to IDirectDraw3\n");
 585     return IDirectDraw3_DuplicateSurface(dd3_from_impl(This), src, dst);
 586 }
 587
 588 static HRESULT WINAPI
 589 IDirectDraw4Impl_EnumDisplayModes(IDirectDraw4 *iface,
 590                                   DWORD Flags,
 591                                   DDSURFACEDESC2 *DDSD,
 592                                   void *Context,
 593                                   LPDDENUMMODESCALLBACK2 cb)
 594 {
 595     IDirectDrawImpl *This = impl_from_dd4(iface);
 596     TRACE("(%p)->(0x%08x,%p,%p,%p)\n", This, Flags, DDSD, Context, cb);
 597
 598     return IDirectDraw4_EnumDisplayModes(This->parent, Flags, DDSD, Context, cb);
 599 }
 600
 601 struct enummodes_ctx
 602 {
 603     LPDDENUMMODESCALLBACK orig_cb;
 604     void *orig_ctx;
 605 };
 606
 607 static HRESULT WINAPI
 608 enum_modes_cb2(DDSURFACEDESC2 *ddsd2, void *vctx)
 609 {
 610     struct enummodes_ctx *ctx = vctx;
 611     DDSURFACEDESC ddsd;
 612
 613     DDSD2_to_DDSD(ddsd2, &ddsd);
 614     return ctx->orig_cb(&ddsd, ctx->orig_ctx);
 615 }
 616
 617 static HRESULT WINAPI
 618 IDirectDraw3Impl_EnumDisplayModes(IDirectDraw3 *iface,
 619                                   DWORD Flags,
 620                                   DDSURFACEDESC *DDSD,
 621                                   void *Context,
 622                                   LPDDENUMMODESCALLBACK cb)
 623 {
 624     IDirectDrawImpl *This = impl_from_dd3(iface);
 625     DDSURFACEDESC2 ddsd2;
 626     struct enummodes_ctx ctx;
 627     TRACE("(%p)->(0x%08x,%p,%p,%p): Thunking to IDirectDraw4\n", This, Flags, DDSD, Context, cb);
 628
 629     DDSD_to_DDSD2(DDSD, &ddsd2);
 630     ctx.orig_cb = cb;
 631     ctx.orig_ctx = Context;
 632     return IDirectDraw4_EnumDisplayModes(dd4_from_impl(This), Flags, &ddsd2, &ctx, enum_modes_cb2);
 633 }
 634
 635 static HRESULT WINAPI
 636 IDirectDraw2Impl_EnumDisplayModes(IDirectDraw2 *iface,
 637                                   DWORD Flags,
 638                                   DDSURFACEDESC *DDSD,
 639                                   void *Context,
 640                                   LPDDENUMMODESCALLBACK cb)
 641 {
 642     IDirectDrawImpl *This = impl_from_dd2(iface);
 643     TRACE("(%p)->(0x%08x,%p,%p,%p): Thunking to IDirectDraw3\n", This, Flags, DDSD, Context, cb);
 644     return IDirectDraw3_EnumDisplayModes(dd3_from_impl(This), Flags, DDSD, Context, cb);
 645 }
 646
 647 static HRESULT WINAPI
 648 IDirectDrawImpl_EnumDisplayModes(IDirectDraw *iface,
 649                                  DWORD Flags,
 650                                  DDSURFACEDESC *DDSD,
 651                                  void *Context,
 652                                  LPDDENUMMODESCALLBACK cb)
 653 {
 654     IDirectDrawImpl *This = impl_from_dd1(iface);
 655     TRACE("(%p)->(0x%08x,%p,%p,%p): Thunking to IDirectDraw3\n", This, Flags, DDSD, Context, cb);
 656     return IDirectDraw3_EnumDisplayModes(dd3_from_impl(This), Flags, DDSD, Context, cb);
 657 }
 658
 659 struct enumsurfaces4_ctx
 660 {
 661     LPDDENUMSURFACESCALLBACK2 orig_cb;
 662     void *orig_ctx;
 663 };
 664
 665 static HRESULT WINAPI
 666 enum_surfaces_wrapper(IDirectDrawSurface4 *surf4, DDSURFACEDESC2 *ddsd2, void *vctx)
 667 {
 668     struct enumsurfaces4_ctx *ctx = vctx;
 669     IDirectDrawSurface4 *outer = dds_get_outer(surf4);
 670     IDirectDrawSurface4_AddRef(outer);
 671     IDirectDrawSurface4_Release(surf4);
 672     TRACE("Returning wrapper surface %p for enumerated inner surface %p\n", outer, surf4);
 673     return ctx->orig_cb(outer, ddsd2, ctx->orig_ctx);
 674 }
 675
 676 static HRESULT WINAPI
 677 IDirectDraw4Impl_EnumSurfaces(IDirectDraw4 *iface,
 678                               DWORD Flags,
 679                               DDSURFACEDESC2 *DDSD,
 680                               void *Context,
 681                               LPDDENUMSURFACESCALLBACK2 Callback)
 682 {
 683     IDirectDrawImpl *This = impl_from_dd4(iface);
 684     struct enumsurfaces4_ctx ctx;
 685     TRACE("(%p)->(0x%08x,%p,%p,%p)\n", This, Flags, DDSD, Context, Callback);
 686
 687     ctx.orig_cb = Callback;
 688     ctx.orig_ctx = Context;
 689     return IDirectDraw4Impl_EnumSurfaces(This->parent, Flags, DDSD, &ctx, enum_surfaces_wrapper);
 690 }
 691
 692 struct enumsurfaces_ctx
 693 {
 694     LPDDENUMSURFACESCALLBACK orig_cb;
 695     void *orig_ctx;
 696 };
 697
 698 static HRESULT WINAPI
 699 enum_surfaces_cb2(IDirectDrawSurface4 *surf4, DDSURFACEDESC2 *ddsd2, void *vctx)
 700 {
 701     struct enumsurfaces_ctx *ctx = vctx;
 702     IDirectDrawSurface *surf1;
 703     DDSURFACEDESC ddsd;
 704
 705     /* Keep the reference, it goes to the application */
 706     IDirectDrawSurface4_QueryInterface(surf4, &IID_IDirectDrawSurface, (void **) &surf1);
 707     /* Release the reference this function got */
 708     IDirectDrawSurface4_Release(surf4);
 709
 710     DDSD2_to_DDSD(ddsd2, &ddsd);
 711     return ctx->orig_cb(surf1, &ddsd, ctx->orig_ctx);
 712 }
 713
 714 static HRESULT WINAPI
 715 IDirectDraw3Impl_EnumSurfaces(IDirectDraw3 *iface,
 716                               DWORD Flags,
 717                               DDSURFACEDESC *DDSD,
 718                               void *Context,
 719                               LPDDENUMSURFACESCALLBACK Callback)
 720 {
 721     IDirectDrawImpl *This = impl_from_dd3(iface);
 722     DDSURFACEDESC2 ddsd2;
 723     struct enumsurfaces_ctx ctx;
 724     TRACE("(%p)->(0x%08x,%p,%p,%p): Thunking to IDirectDraw4\n", This, Flags, DDSD, Context, Callback);
 725
 726     DDSD_to_DDSD2(DDSD, &ddsd2);
 727     ctx.orig_cb = Callback;
 728     ctx.orig_ctx = Context;
 729     return IDirectDraw4_EnumSurfaces(dd4_from_impl(This), Flags, &ddsd2, &ctx, enum_surfaces_cb2);
 730 }
 731
 732 static HRESULT WINAPI
 733 IDirectDraw2Impl_EnumSurfaces(IDirectDraw2 *iface,
 734                               DWORD Flags,
 735                               DDSURFACEDESC *DDSD,
 736                               void *Context,
 737                               LPDDENUMSURFACESCALLBACK Callback)
 738 {
 739     IDirectDrawImpl *This = impl_from_dd2(iface);
 740     TRACE("(%p)->(0x%08x,%p,%p,%p): Thunking to IDirectDraw3\n", This, Flags, DDSD, Context, Callback);
 741     return IDirectDraw3_EnumSurfaces(dd3_from_impl(This), Flags, DDSD, Context, Callback);
 742 }
 743
 744 static HRESULT WINAPI
 745 IDirectDrawImpl_EnumSurfaces(IDirectDraw *iface,
 746                              DWORD Flags,
 747                              DDSURFACEDESC *DDSD,
 748                              void *Context,
 749                              LPDDENUMSURFACESCALLBACK Callback)
 750 {
 751     IDirectDrawImpl *This = impl_from_dd1(iface);
 752     TRACE("(%p)->(0x%08x,%p,%p,%p): Thunking to IDirectDraw3\n", This, Flags, DDSD, Context, Callback);
 753     return IDirectDraw3_EnumSurfaces(dd3_from_impl(This), Flags, DDSD, Context, Callback);
 754 }
 755
 756 static HRESULT WINAPI
 757 IDirectDraw4Impl_FlipToGDISurface(IDirectDraw4 *iface)
 758 {
 759     IDirectDrawImpl *This = impl_from_dd4(iface);
 760     TRACE("(%p)\n", This);
 761
 762     return IDirectDraw4_FlipToGDISurface(This->parent);
 763 }
 764
 765 static HRESULT WINAPI
 766 IDirectDraw3Impl_FlipToGDISurface(IDirectDraw3 *iface)
 767 {
 768     IDirectDrawImpl *This = impl_from_dd3(iface);
 769     TRACE("(%p). Thunking to IDirectDraw4\n", This);
 770     return IDirectDraw4_FlipToGDISurface(dd4_from_impl(This));
 771 }
 772
 773 static HRESULT WINAPI
 774 IDirectDraw2Impl_FlipToGDISurface(IDirectDraw2 *iface)
 775 {
 776     IDirectDrawImpl *This = impl_from_dd2(iface);
 777     TRACE("(%p). Thunking to IDirectDraw4\n", This);
 778     return IDirectDraw4_FlipToGDISurface(dd4_from_impl(This));
 779 }
 780
 781 static HRESULT WINAPI
 782 IDirectDrawImpl_FlipToGDISurface(IDirectDraw *iface)
 783 {
 784     IDirectDrawImpl *This = impl_from_dd1(iface);
 785     TRACE("(%p). Thunking to IDirectDraw4\n", This);
 786     return IDirectDraw4_FlipToGDISurface(dd4_from_impl(This));
 787 }
 788
 789 static HRESULT WINAPI
 790 IDirectDraw4Impl_GetCaps(IDirectDraw4 *iface,
 791                          DDCAPS *DriverCaps,
 792                          DDCAPS *HELCaps)
 793 {
 794     IDirectDrawImpl *This = impl_from_dd4(iface);
 795     TRACE("(%p)->(%p,%p)\n", This, DriverCaps, HELCaps);
 796     return IDirectDraw4_GetCaps(This->parent, DriverCaps, HELCaps);
 797 }
 798
 799 static HRESULT WINAPI
 800 IDirectDraw3Impl_GetCaps(IDirectDraw3 *iface,
 801                          DDCAPS *DriverCaps,
 802                          DDCAPS *HELCaps)
 803 {
 804     IDirectDrawImpl *This = impl_from_dd3(iface);
 805     TRACE("(%p)->(%p,%p). Thunking to IDirectDraw4\n", This, DriverCaps, HELCaps);
 806     return IDirectDraw4_GetCaps(dd4_from_impl(This), DriverCaps, HELCaps);
 807 }
 808
 809 static HRESULT WINAPI
 810 IDirectDraw2Impl_GetCaps(IDirectDraw2 *iface,
 811                          DDCAPS *DriverCaps,
 812                          DDCAPS *HELCaps)
 813 {
 814     IDirectDrawImpl *This = impl_from_dd2(iface);
 815     TRACE("(%p)->(%p,%p). Thunking to IDirectDraw4\n", This, DriverCaps, HELCaps);
 816     return IDirectDraw4_GetCaps(dd4_from_impl(This), DriverCaps, HELCaps);
 817 }
 818
 819 static HRESULT WINAPI
 820 IDirectDrawImpl_GetCaps(IDirectDraw *iface,
 821                         DDCAPS *DriverCaps,
 822                         DDCAPS *HELCaps)
 823 {
 824     IDirectDrawImpl *This = impl_from_dd1(iface);
 825     TRACE("(%p)->(%p,%p). Thunking to IDirectDraw4\n", This, DriverCaps, HELCaps);
 826     return IDirectDraw4_GetCaps(dd4_from_impl(This), DriverCaps, HELCaps);
 827 }
 828
 829 static HRESULT WINAPI
 830 IDirectDraw4Impl_GetDisplayMode(IDirectDraw4 *iface,
 831                                 DDSURFACEDESC2 *DDSD)
 832 {
 833     IDirectDrawImpl *This = impl_from_dd4(iface);
 834     TRACE("(%p)->(%p)\n", This, DDSD);
 835     return IDirectDraw4_GetDisplayMode(This->parent, DDSD);
 836 }
 837
 838 static HRESULT WINAPI
 839 IDirectDraw3Impl_GetDisplayMode(IDirectDraw3 *iface,
 840                                 DDSURFACEDESC *DDSD)
 841 {
 842     IDirectDrawImpl *This = impl_from_dd3(iface);
 843     DDSURFACEDESC2 ddsd2;
 844     HRESULT hr;
 845
 846     TRACE("(%p)->(%p): Thunking to IDirectDraw4\n", This, DDSD);
 847     hr = IDirectDraw4_GetDisplayMode(dd4_from_impl(This), &ddsd2);
 848     DDSD2_to_DDSD(&ddsd2, DDSD);
 849     return hr;
 850 }
 851
 852 static HRESULT WINAPI
 853 IDirectDraw2Impl_GetDisplayMode(IDirectDraw2 *iface,
 854                                 DDSURFACEDESC *DDSD)
 855 {
 856     IDirectDrawImpl *This = impl_from_dd2(iface);
 857     TRACE("(%p)->(%p): Thunking to IDirectDraw3\n", This, DDSD);
 858     return IDirectDraw3_GetDisplayMode(dd3_from_impl(This), DDSD);
 859 }
 860
 861 static HRESULT WINAPI
 862 IDirectDrawImpl_GetDisplayMode(IDirectDraw *iface,
 863                                DDSURFACEDESC *DDSD)
 864 {
 865     IDirectDrawImpl *This = impl_from_dd1(iface);
 866     TRACE("(%p)->(%p): Thunking to IDirectDraw3\n", This, DDSD);
 867     return IDirectDraw3_GetDisplayMode(dd3_from_impl(This), DDSD);
 868 }
 869
 870 static HRESULT WINAPI
 871 IDirectDraw4Impl_GetFourCCCodes(IDirectDraw4 *iface,
 872                                 DWORD *NumCodes,
 873                                 DWORD *Codes)
 874 {
 875     IDirectDrawImpl *This = impl_from_dd4(iface);
 876     TRACE("(%p)->(%p, %p):\n", This, NumCodes, Codes);
 877     return IDirectDraw4_GetFourCCCodes(This->parent, NumCodes, Codes);
 878 }
 879
 880 static HRESULT WINAPI
 881 IDirectDraw3Impl_GetFourCCCodes(IDirectDraw3 *iface,
 882                                 DWORD *NumCodes,
 883                                 DWORD *Codes)
 884 {
 885     IDirectDrawImpl *This = impl_from_dd3(iface);
 886     TRACE("(%p)->(%p, %p): Thunking to IDirectDraw4\n", This, NumCodes, Codes);
 887     return IDirectDraw4_GetFourCCCodes(dd4_from_impl(This), NumCodes, Codes);
 888 }
 889
 890 static HRESULT WINAPI
 891 IDirectDraw2Impl_GetFourCCCodes(IDirectDraw2 *iface,
 892                                 DWORD *NumCodes,
 893                                 DWORD *Codes)
 894 {
 895     IDirectDrawImpl *This = impl_from_dd2(iface);
 896     TRACE("(%p)->(%p, %p): Thunking to IDirectDraw4\n", This, NumCodes, Codes);
 897     return IDirectDraw4_GetFourCCCodes(dd4_from_impl(This), NumCodes, Codes);
 898 }
 899
 900 static HRESULT WINAPI
 901 IDirectDrawImpl_GetFourCCCodes(IDirectDraw *iface,
 902                                DWORD *NumCodes,
 903                                DWORD *Codes)
 904 {
 905     IDirectDrawImpl *This = impl_from_dd1(iface);
 906     TRACE("(%p)->(%p, %p): Thunking to IDirectDraw4\n", This, NumCodes, Codes);
 907     return IDirectDraw4_GetFourCCCodes(dd4_from_impl(This), NumCodes, Codes);
 908 }
 909
 910 static HRESULT WINAPI
 911 IDirectDraw4Impl_GetGDISurface(IDirectDraw4 *iface,
 912                                IDirectDrawSurface4 **GDISurface)
 913 {
 914     IDirectDrawImpl *This = impl_from_dd4(iface);
 915     IDirectDrawSurface4 *inner = NULL;
 916     HRESULT hr;
 917     TRACE("(%p)->(%p)\n", This, GDISurface);
 918
 919     hr = IDirectDraw4_GetGDISurface(This->parent, &inner);
 920     if(SUCCEEDED(hr))
 921     {
 922         *GDISurface = dds_get_outer(inner);
 923         IDirectDrawSurface4_AddRef(*GDISurface);
 924         IDirectDrawSurface4_Release(inner);
 925     }
 926     else
 927     {
 928         *GDISurface = NULL;
 929     }
 930     return hr;
 931 }
 932
 933 static HRESULT WINAPI
 934 IDirectDraw3Impl_GetGDISurface(IDirectDraw3 *iface,
 935                                IDirectDrawSurface **GDISurface)
 936 {
 937     IDirectDrawImpl *This = impl_from_dd3(iface);
 938     IDirectDrawSurface4 *surf4;
 939     HRESULT hr;
 940     TRACE("(%p)->(%p): Thunking to IDirectDraw4\n", This, GDISurface);
 941
 942     hr = IDirectDraw4_GetGDISurface(dd4_from_impl(This), &surf4);
 943     if(FAILED(hr)) {
 944         *GDISurface = NULL;
 945         return hr;
 946     }
 947
 948     /* Release the reference we got from the DDraw4 call, and pass a reference to the caller */
 949     IDirectDrawSurface4_QueryInterface(surf4, &IID_IDirectDrawSurface, (void **) GDISurface);
 950     IDirectDrawSurface4_Release(surf4);
 951     return hr;
 952 }
 953
 954 static HRESULT WINAPI
 955 IDirectDraw2Impl_GetGDISurface(IDirectDraw2 *iface,
 956                                IDirectDrawSurface **GDISurface)
 957 {
 958     IDirectDrawImpl *This = impl_from_dd2(iface);
 959     TRACE("(%p)->(%p): Thunking to IDirectDraw3\n", This, GDISurface);
 960     return IDirectDraw3_GetGDISurface(dd3_from_impl(This), GDISurface);
 961 }
 962
 963 static HRESULT WINAPI
 964 IDirectDrawImpl_GetGDISurface(IDirectDraw *iface,
 965                               IDirectDrawSurface **GDISurface)
 966 {
 967     IDirectDrawImpl *This = impl_from_dd1(iface);
 968     TRACE("(%p)->(%p): Thunking to IDirectDraw3\n", This, GDISurface);
 969     return IDirectDraw3_GetGDISurface(dd3_from_impl(This), GDISurface);
 970 }
 971
 972 static HRESULT WINAPI
 973 IDirectDraw4Impl_GetMonitorFrequency(IDirectDraw4 *iface,
 974                                      DWORD *Freq)
 975 {
 976     IDirectDrawImpl *This = impl_from_dd4(iface);
 977     TRACE("(%p)->(%p)\n", This, Freq);
 978     return IDirectDraw4_GetMonitorFrequency(This->parent, Freq);
 979 }
 980
 981 static HRESULT WINAPI
 982 IDirectDraw3Impl_GetMonitorFrequency(IDirectDraw3 *iface,
 983                                      DWORD *Freq)
 984 {
 985     IDirectDrawImpl *This = impl_from_dd3(iface);
 986     TRACE("(%p)->(%p): Thunking to IDirectDraw4\n", This, Freq);
 987     return IDirectDraw4_GetMonitorFrequency(dd4_from_impl(This), Freq);
 988 }
 989
 990 static HRESULT WINAPI
 991 IDirectDraw2Impl_GetMonitorFrequency(IDirectDraw2 *iface,
 992                                      DWORD *Freq)
 993 {
 994     IDirectDrawImpl *This = impl_from_dd2(iface);
 995     TRACE("(%p)->(%p): Thunking to IDirectDraw4\n", This, Freq);
 996     return IDirectDraw4_GetMonitorFrequency(dd4_from_impl(This), Freq);
 997 }
 998
 999 static HRESULT WINAPI
1000 IDirectDrawImpl_GetMonitorFrequency(IDirectDraw *iface,
1001                                     DWORD *Freq)
1002 {
1003     IDirectDrawImpl *This = impl_from_dd1(iface);
1004     TRACE("(%p)->(%p): Thunking to IDirectDraw4\n", This, Freq);
1005     return IDirectDraw4_GetMonitorFrequency(dd4_from_impl(This), Freq);
1006 }
1007
1008 static HRESULT WINAPI
1009 IDirectDraw4Impl_GetScanLine(IDirectDraw4 *iface,
1010                              DWORD *Scanline)
1011 {
1012     IDirectDrawImpl *This = impl_from_dd4(iface);
1013     TRACE("(%p)->(%p)\n", This, Scanline);
1014     return IDirectDraw4_GetScanLine(This->parent, Scanline);
1015 }
1016
1017 static HRESULT WINAPI
1018 IDirectDraw3Impl_GetScanLine(IDirectDraw3 *iface,
1019                              DWORD *Scanline)
1020 {
1021     IDirectDrawImpl *This = impl_from_dd3(iface);
1022     TRACE("(%p)->(%p): Thunking to IDirectDraw4\n", This, Scanline);
1023     return IDirectDraw4_GetScanLine(dd4_from_impl(This), Scanline);
1024 }
1025
1026 static HRESULT WINAPI
1027 IDirectDraw2Impl_GetScanLine(IDirectDraw2 *iface,
1028                              DWORD *Scanline)
1029 {
1030     IDirectDrawImpl *This = impl_from_dd2(iface);
1031     TRACE("(%p)->(%p): Thunking to IDirectDraw4\n", This, Scanline);
1032     return IDirectDraw4_GetScanLine(dd4_from_impl(This), Scanline);
1033 }
1034
1035 static HRESULT WINAPI
1036 IDirectDrawImpl_GetScanLine(IDirectDraw *iface,
1037                             DWORD *Scanline)
1038 {
1039     IDirectDrawImpl *This = impl_from_dd1(iface);
1040     TRACE("(%p)->(%p): Thunking to IDirectDraw4\n", This, Scanline);
1041     return IDirectDraw4_GetScanLine(dd4_from_impl(This), Scanline);
1042 }
1043
1044 static HRESULT WINAPI
1045 IDirectDraw4Impl_GetVerticalBlankStatus(IDirectDraw4 *iface,
1046                                         BOOL *status)
1047 {
1048     IDirectDrawImpl *This = impl_from_dd4(iface);
1049     TRACE("(%p)->(%p)\n", This, status);
1050     return IDirectDraw4_GetVerticalBlankStatus(This->parent, status);
1051 }
1052
1053 static HRESULT WINAPI
1054 IDirectDraw3Impl_GetVerticalBlankStatus(IDirectDraw3 *iface,
1055                                         BOOL *status)
1056 {
1057     IDirectDrawImpl *This = impl_from_dd3(iface);
1058     TRACE("(%p)->(%p): Thunking to IDirectDraw4\n", This, status);
1059     return IDirectDraw4_GetVerticalBlankStatus(dd4_from_impl(This), status);
1060 }
1061
1062 static HRESULT WINAPI
1063 IDirectDraw2Impl_GetVerticalBlankStatus(IDirectDraw2 *iface,
1064                                         BOOL *status)
1065 {
1066     IDirectDrawImpl *This = impl_from_dd2(iface);
1067     TRACE("(%p)->(%p): Thunking to IDirectDraw4\n", This, status);
1068     return IDirectDraw4_GetVerticalBlankStatus(dd4_from_impl(This), status);
1069 }
1070
1071 static HRESULT WINAPI
1072 IDirectDrawImpl_GetVerticalBlankStatus(IDirectDraw *iface,
1073                                        BOOL *status)
1074 {
1075     IDirectDrawImpl *This = impl_from_dd1(iface);
1076     TRACE("(%p)->(%p): Thunking to IDirectDraw4\n", This, status);
1077     return IDirectDraw4_GetVerticalBlankStatus(dd4_from_impl(This), status);
1078 }
1079
1080 static HRESULT WINAPI
1081 IDirectDraw4Impl_Initialize(IDirectDraw4 *iface,
1082                             GUID *Guid)
1083 {
1084     IDirectDrawImpl *This = impl_from_dd4(iface);
1085     TRACE("(%p)->(%s)\n", This, debugstr_guid(Guid));
1086     return IDirectDraw4_Initialize(This->parent, Guid);
1087 }
1088
1089 static HRESULT WINAPI
1090 IDirectDraw3Impl_Initialize(IDirectDraw3 *iface,
1091                             GUID *Guid)
1092 {
1093     IDirectDrawImpl *This = impl_from_dd3(iface);
1094     TRACE("(%p)->(%s): Thunking to IDirectDraw4\n", This, debugstr_guid(Guid));
1095     return IDirectDraw4_Initialize(dd4_from_impl(This), Guid);
1096 }
1097
1098 static HRESULT WINAPI
1099 IDirectDraw2Impl_Initialize(IDirectDraw2 *iface,
1100                             GUID *Guid)
1101 {
1102     IDirectDrawImpl *This = impl_from_dd2(iface);
1103     TRACE("(%p)->(%s): Thunking to IDirectDraw4\n", This, debugstr_guid(Guid));
1104     return IDirectDraw4_Initialize(dd4_from_impl(This), Guid);
1105 }
1106
1107 static HRESULT WINAPI
1108 IDirectDrawImpl_Initialize(IDirectDraw *iface,
1109                            GUID *Guid)
1110 {
1111     IDirectDrawImpl *This = impl_from_dd1(iface);
1112     TRACE("(%p)->(%s): Thunking to IDirectDraw4\n", This, debugstr_guid(Guid));
1113     return IDirectDraw4_Initialize(dd4_from_impl(This), Guid);
1114 }
1115
1116 static HRESULT WINAPI
1117 IDirectDraw4Impl_RestoreDisplayMode(IDirectDraw4 *iface)
1118 {
1119     IDirectDrawImpl *This = impl_from_dd4(iface);
1120     TRACE("(%p)\n", This);
1121     return IDirectDraw4_RestoreDisplayMode(This->parent);
1122 }
1123
1124 static HRESULT WINAPI
1125 IDirectDraw3Impl_RestoreDisplayMode(IDirectDraw3 *iface)
1126 {
1127     IDirectDrawImpl *This = impl_from_dd3(iface);
1128     TRACE("(%p): Thunking to IDirectDraw4\n", This);
1129     return IDirectDraw4_RestoreDisplayMode(dd4_from_impl(This));
1130 }
1131
1132 static HRESULT WINAPI
1133 IDirectDraw2Impl_RestoreDisplayMode(IDirectDraw2 *iface)
1134 {
1135     IDirectDrawImpl *This = impl_from_dd2(iface);
1136     TRACE("(%p): Thunking to IDirectDraw4\n", This);
1137     return IDirectDraw4_RestoreDisplayMode(dd4_from_impl(This));
1138 }
1139
1140 static HRESULT WINAPI
1141 IDirectDrawImpl_RestoreDisplayMode(IDirectDraw *iface)
1142 {
1143     IDirectDrawImpl *This = impl_from_dd1(iface);
1144     TRACE("(%p): Thunking to IDirectDraw4\n", This);
1145     return IDirectDraw4_RestoreDisplayMode(dd4_from_impl(This));
1146 }
1147
1148 static HRESULT WINAPI
1149 IDirectDraw4Impl_SetCooperativeLevel(IDirectDraw4 *iface,
1150                                      HWND hwnd,
1151                                      DWORD cooplevel)
1152 {
1153     IDirectDrawImpl *This = impl_from_dd4(iface);
1154     TRACE("(%p)->(%p, 0x%08x)\n", This, hwnd, cooplevel);
1155     return IDirectDraw4_SetCooperativeLevel(This->parent, hwnd, cooplevel);
1156 }
1157
1158 static HRESULT WINAPI
1159 IDirectDraw3Impl_SetCooperativeLevel(IDirectDraw3 *iface,
1160                                      HWND hwnd,
1161                                      DWORD cooplevel)
1162 {
1163     IDirectDrawImpl *This = impl_from_dd3(iface);
1164     TRACE("(%p)->(%p, 0x%08x): Thunking to IDirectDraw4\n", This, hwnd, cooplevel);
1165     return IDirectDraw4_SetCooperativeLevel(dd4_from_impl(This), hwnd, cooplevel);
1166 }
1167
1168 static HRESULT WINAPI
1169 IDirectDraw2Impl_SetCooperativeLevel(IDirectDraw2 *iface,
1170                                      HWND hwnd,
1171                                      DWORD cooplevel)
1172 {
1173     IDirectDrawImpl *This = impl_from_dd2(iface);
1174     TRACE("(%p)->(%p, 0x%08x): Thunking to IDirectDraw4\n", This, hwnd, cooplevel);
1175     return IDirectDraw4_SetCooperativeLevel(dd4_from_impl(This), hwnd, cooplevel);
1176 }
1177
1178 static HRESULT WINAPI
1179 IDirectDrawImpl_SetCooperativeLevel(IDirectDraw *iface,
1180                                     HWND hwnd,
1181                                     DWORD cooplevel)
1182 {
1183     IDirectDrawImpl *This = impl_from_dd1(iface);
1184     TRACE("(%p)->(%p, 0x%08x): Thunking to IDirectDraw4\n", This, hwnd, cooplevel);
1185     return IDirectDraw4_SetCooperativeLevel(dd4_from_impl(This), hwnd, cooplevel);
1186 }
1187
1188 static HRESULT WINAPI
1189 IDirectDraw4Impl_SetDisplayMode(IDirectDraw4 *iface,
1190                                 DWORD Width,
1191                                 DWORD Height,
1192                                 DWORD BPP,
1193                                 DWORD RefreshRate,
1194                                 DWORD Flags)
1195 {
1196     IDirectDrawImpl *This = impl_from_dd4(iface);
1197     TRACE("(%p)->(%u, %u, %u, %u, 0x%08x)\n", This, Width, Height, BPP, RefreshRate, Flags);
1198     return IDirectDraw4_SetDisplayMode(This->parent, Width, Height, BPP, RefreshRate, Flags);
1199 }
1200
1201 static HRESULT WINAPI
1202 IDirectDraw3Impl_SetDisplayMode(IDirectDraw3 *iface,
1203                                 DWORD Width,
1204                                 DWORD Height,
1205                                 DWORD BPP,
1206                                 DWORD RefreshRate,
1207                                 DWORD Flags)
1208 {
1209     IDirectDrawImpl *This = impl_from_dd3(iface);
1210     TRACE("(%p)->(%u, %u, %u, %u, 0x%08x): Thunking to IDirectDraw4\n", This, Width, Height, BPP, RefreshRate, Flags);
1211     return IDirectDraw3_SetDisplayMode(dd4_from_impl(This), Width, Height, BPP, RefreshRate, Flags);
1212 }
1213
1214 static HRESULT WINAPI
1215 IDirectDraw2Impl_SetDisplayMode(IDirectDraw2 *iface,
1216                                 DWORD Width,
1217                                 DWORD Height,
1218                                 DWORD BPP,
1219                                 DWORD RefreshRate,
1220                                 DWORD Flags)
1221 {
1222     IDirectDrawImpl *This = impl_from_dd2(iface);
1223     TRACE("(%p)->(%u, %u, %u, %u, 0x%08x): Thunking to IDirectDraw4\n", This, Width, Height, BPP, RefreshRate, Flags);
1224     return IDirectDraw3_SetDisplayMode(dd4_from_impl(This), Width, Height, BPP, RefreshRate, Flags);
1225 }
1226
1227 static HRESULT WINAPI
1228 IDirectDrawImpl_SetDisplayMode(IDirectDraw *iface,
1229                                DWORD Width,
1230                                DWORD Height,
1231                                DWORD BPP)
1232 {
1233     IDirectDrawImpl *This = impl_from_dd1(iface);
1234     TRACE("(%p)->(%u, %u, %u): Thunking to IDirectDraw4\n", This, Width, Height, BPP);
1235     return IDirectDraw3_SetDisplayMode(dd4_from_impl(This), Width, Height, BPP, 0, 0);
1236 }
1237
1238 static HRESULT WINAPI
1239 IDirectDraw4Impl_WaitForVerticalBlank(IDirectDraw4 *iface,
1240                                       DWORD Flags,
1241                                       HANDLE h)
1242 {
1243     IDirectDrawImpl *This = impl_from_dd4(iface);
1244     TRACE("(%p)->(0x%08x, %p)\n", This, Flags, h);
1245     return IDirectDraw4_WaitForVerticalBlank(This->parent, Flags, h);
1246 }
1247
1248 static HRESULT WINAPI
1249 IDirectDraw3Impl_WaitForVerticalBlank(IDirectDraw3 *iface,
1250                                       DWORD Flags,
1251                                       HANDLE h)
1252 {
1253     IDirectDrawImpl *This = impl_from_dd3(iface);
1254     TRACE("(%p)->(0x%08x, %p): Thunking to IDirectDraw4\n", This, Flags, h);
1255     return IDirectDraw4_WaitForVerticalBlank(dd4_from_impl(This), Flags, h);
1256 }
1257
1258 static HRESULT WINAPI
1259 IDirectDraw2Impl_WaitForVerticalBlank(IDirectDraw2 *iface,
1260                                       DWORD Flags,
1261                                       HANDLE h)
1262 {
1263     IDirectDrawImpl *This = impl_from_dd2(iface);
1264     TRACE("(%p)->(0x%08x, %p): Thunking to IDirectDraw4\n", This, Flags, h);
1265     return IDirectDraw4_WaitForVerticalBlank(dd4_from_impl(This), Flags, h);
1266 }
1267
1268 static HRESULT WINAPI
1269 IDirectDrawImpl_WaitForVerticalBlank(IDirectDraw *iface,
1270                                      DWORD Flags,
1271                                      HANDLE h)
1272 {
1273     IDirectDrawImpl *This = impl_from_dd1(iface);
1274     TRACE("(%p)->(0x%08x, %p): Thunking to IDirectDraw4\n", This, Flags, h);
1275     return IDirectDraw4_WaitForVerticalBlank(dd4_from_impl(This), Flags, h);
1276 }
1277
1278 static HRESULT WINAPI
1279 IDirectDraw4Impl_GetAvailableVidMem(IDirectDraw4 *iface,
1280                                     DDSCAPS2 *Caps,
1281                                     DWORD *total,
1282                                     DWORD *free)
1283 {
1284     IDirectDrawImpl *This = impl_from_dd4(iface);
1285     TRACE("(%p)->(%p, %p, %p)\n", This, Caps, total, free);
1286     return IDirectDraw4_GetAvailableVidMem(This->parent, Caps, total, free);
1287 }
1288
1289 static HRESULT WINAPI
1290 IDirectDraw3Impl_GetAvailableVidMem(IDirectDraw3 *iface,
1291                                     DDSCAPS *Caps,
1292                                     DWORD *total,
1293                                     DWORD *free)
1294 {
1295     IDirectDrawImpl *This = impl_from_dd3(iface);
1296     DDSCAPS2 caps2;
1297     TRACE("(%p)->(%p, %p, %p): Thunking to IDirectDraw4\n", This, Caps, total, free);
1298     memset(&caps2, 0, sizeof(caps2));
1299     caps2.dwCaps = Caps->dwCaps;
1300     return IDirectDraw4_GetAvailableVidMem(dd4_from_impl(This), &caps2, total, free);
1301 }
1302
1303 static HRESULT WINAPI
1304 IDirectDraw2Impl_GetAvailableVidMem(IDirectDraw2 *iface,
1305                                     DDSCAPS *Caps,
1306                                     DWORD *total,
1307                                     DWORD *free)
1308 {
1309     IDirectDrawImpl *This = impl_from_dd2(iface);
1310     DDSCAPS2 caps2;
1311     TRACE("(%p)->(%p, %p, %p): Thunking to IDirectDraw4\n", This, Caps, total, free);
1312     memset(&caps2, 0, sizeof(caps2));
1313     caps2.dwCaps = Caps->dwCaps;
1314     return IDirectDraw4_GetAvailableVidMem(dd4_from_impl(This), &caps2, total, free);
1315 }
1316
1317 static HRESULT WINAPI
1318 IDirectDraw4Impl_GetSurfaceFromDC(IDirectDraw4 *iface,
1319                                   HDC hdc,
1320                                   IDirectDrawSurface4 **Surface)
1321 {
1322     IDirectDrawImpl *This = impl_from_dd4(iface);
1323     HRESULT hr;
1324     TRACE("(%p)->(%p, %p)\n", This, hdc, Surface);
1325     hr = IDirectDraw4_GetSurfaceFromDC(This->parent,hdc, Surface);
1326
1327     return hr;
1328 }
1329
1330 static HRESULT WINAPI
1331 IDirectDraw3Impl_GetSurfaceFromDC(IDirectDraw3 *iface,
1332                                   HDC hdc,
1333                                   IDirectDrawSurface **Surface)
1334 {
1335     IDirectDrawImpl *This = impl_from_dd3(iface);
1336     IDirectDrawSurface4 *surf4, *outer;
1337     IDirectDrawSurface *inner;
1338     HRESULT hr;
1339     TRACE("(%p)->(%p, %p): Thunking to IDirectDraw4\n", This, hdc, Surface);
1340
1341     if (!Surface) return E_POINTER;
1342
1343     hr = IDirectDraw4_GetSurfaceFromDC(This->parent, hdc, (IDirectDrawSurface4 **)&inner);
1344     if(FAILED(hr))
1345     {
1346         *Surface = NULL;
1347         return hr;
1348     }
1349
1350     hr = IDirectDrawSurface_QueryInterface(inner, &IID_IDirectDrawSurface4, (void **)&surf4);
1351     IDirectDrawSurface_Release(inner);
1352     if (FAILED(hr))
1353     {
1354         *Surface = NULL;
1355         return hr;
1356     }
1357
1358     outer = dds_get_outer(surf4);
1359     hr = IDirectDrawSurface4_QueryInterface(outer, &IID_IDirectDrawSurface, (void **)Surface);
1360     IDirectDrawSurface4_Release(surf4);
1361     return hr;
1362 }
1363
1364 static HRESULT WINAPI
1365 IDirectDraw4Impl_RestoreAllSurfaces(IDirectDraw4 *iface)
1366 {
1367     IDirectDrawImpl *This = impl_from_dd4(iface);
1368     TRACE("(%p)\n", This);
1369     return IDirectDraw4_RestoreAllSurfaces(This->parent);
1370 }
1371
1372 static HRESULT WINAPI
1373 IDirectDraw4Impl_TestCooperativeLevel(IDirectDraw4 *iface)
1374 {
1375     IDirectDrawImpl *This = impl_from_dd4(iface);
1376     TRACE("(%p)\n", This);
1377     return IDirectDraw4_TestCooperativeLevel(This->parent);
1378 }
1379
1380 static HRESULT WINAPI
1381 IDirectDraw4Impl_GetDeviceIdentifier(IDirectDraw4 *iface,
1382                                      DDDEVICEIDENTIFIER *DDDI,
1383                                      DWORD Flags)
1384 {
1385     IDirectDrawImpl *This = impl_from_dd4(iface);
1386     TRACE("(%p)->(%p,0x%08x)\n", This, DDDI, Flags);
1387     return IDirectDraw4_GetDeviceIdentifier(This->parent, DDDI, Flags);
1388 }
1389
1390 static const IDirectDrawVtbl IDirectDraw1_Vtbl =
1391 {
1392     IDirectDrawImpl_QueryInterface,
1393     IDirectDrawImpl_AddRef,
1394     IDirectDrawImpl_Release,
1395     IDirectDrawImpl_Compact,
1396     IDirectDrawImpl_CreateClipper,
1397     IDirectDrawImpl_CreatePalette,
1398     IDirectDrawImpl_CreateSurface,
1399     IDirectDrawImpl_DuplicateSurface,
1400     IDirectDrawImpl_EnumDisplayModes,
1401     IDirectDrawImpl_EnumSurfaces,
1402     IDirectDrawImpl_FlipToGDISurface,
1403     IDirectDrawImpl_GetCaps,
1404     IDirectDrawImpl_GetDisplayMode,
1405     IDirectDrawImpl_GetFourCCCodes,
1406     IDirectDrawImpl_GetGDISurface,
1407     IDirectDrawImpl_GetMonitorFrequency,
1408     IDirectDrawImpl_GetScanLine,
1409     IDirectDrawImpl_GetVerticalBlankStatus,
1410     IDirectDrawImpl_Initialize,
1411     IDirectDrawImpl_RestoreDisplayMode,
1412     IDirectDrawImpl_SetCooperativeLevel,
1413     IDirectDrawImpl_SetDisplayMode,
1414     IDirectDrawImpl_WaitForVerticalBlank,
1415 };
1416
1417 static const IDirectDraw2Vtbl IDirectDraw2_Vtbl =
1418 {
1419     IDirectDraw2Impl_QueryInterface,
1420     IDirectDraw2Impl_AddRef,
1421     IDirectDraw2Impl_Release,
1422     IDirectDraw2Impl_Compact,
1423     IDirectDraw2Impl_CreateClipper,
1424     IDirectDraw2Impl_CreatePalette,
1425     IDirectDraw2Impl_CreateSurface,
1426     IDirectDraw2Impl_DuplicateSurface,
1427     IDirectDraw2Impl_EnumDisplayModes,
1428     IDirectDraw2Impl_EnumSurfaces,
1429     IDirectDraw2Impl_FlipToGDISurface,
1430     IDirectDraw2Impl_GetCaps,
1431     IDirectDraw2Impl_GetDisplayMode,
1432     IDirectDraw2Impl_GetFourCCCodes,
1433     IDirectDraw2Impl_GetGDISurface,
1434     IDirectDraw2Impl_GetMonitorFrequency,
1435     IDirectDraw2Impl_GetScanLine,
1436     IDirectDraw2Impl_GetVerticalBlankStatus,
1437     IDirectDraw2Impl_Initialize,
1438     IDirectDraw2Impl_RestoreDisplayMode,
1439     IDirectDraw2Impl_SetCooperativeLevel,
1440     IDirectDraw2Impl_SetDisplayMode,
1441     IDirectDraw2Impl_WaitForVerticalBlank,
1442     IDirectDraw2Impl_GetAvailableVidMem
1443 };
1444
1445 static const IDirectDraw3Vtbl IDirectDraw3_Vtbl =
1446 {
1447     IDirectDraw3Impl_QueryInterface,
1448     IDirectDraw3Impl_AddRef,
1449     IDirectDraw3Impl_Release,
1450     IDirectDraw3Impl_Compact,
1451     IDirectDraw3Impl_CreateClipper,
1452     IDirectDraw3Impl_CreatePalette,
1453     IDirectDraw3Impl_CreateSurface,
1454     IDirectDraw3Impl_DuplicateSurface,
1455     IDirectDraw3Impl_EnumDisplayModes,
1456     IDirectDraw3Impl_EnumSurfaces,
1457     IDirectDraw3Impl_FlipToGDISurface,
1458     IDirectDraw3Impl_GetCaps,
1459     IDirectDraw3Impl_GetDisplayMode,
1460     IDirectDraw3Impl_GetFourCCCodes,
1461     IDirectDraw3Impl_GetGDISurface,
1462     IDirectDraw3Impl_GetMonitorFrequency,
1463     IDirectDraw3Impl_GetScanLine,
1464     IDirectDraw3Impl_GetVerticalBlankStatus,
1465     IDirectDraw3Impl_Initialize,
1466     IDirectDraw3Impl_RestoreDisplayMode,
1467     IDirectDraw3Impl_SetCooperativeLevel,
1468     IDirectDraw3Impl_SetDisplayMode,
1469     IDirectDraw3Impl_WaitForVerticalBlank,
1470     IDirectDraw3Impl_GetAvailableVidMem,
1471     IDirectDraw3Impl_GetSurfaceFromDC,
1472 };
1473
1474 static const IDirectDraw4Vtbl IDirectDraw4_Vtbl =
1475 {
1476     IDirectDraw4Impl_QueryInterface,
1477     IDirectDraw4Impl_AddRef,
1478     IDirectDraw4Impl_Release,
1479     IDirectDraw4Impl_Compact,
1480     IDirectDraw4Impl_CreateClipper,
1481     IDirectDraw4Impl_CreatePalette,
1482     IDirectDraw4Impl_CreateSurface,
1483     IDirectDraw4Impl_DuplicateSurface,
1484     IDirectDraw4Impl_EnumDisplayModes,
1485     IDirectDraw4Impl_EnumSurfaces,
1486     IDirectDraw4Impl_FlipToGDISurface,
1487     IDirectDraw4Impl_GetCaps,
1488     IDirectDraw4Impl_GetDisplayMode,
1489     IDirectDraw4Impl_GetFourCCCodes,
1490     IDirectDraw4Impl_GetGDISurface,
1491     IDirectDraw4Impl_GetMonitorFrequency,
1492     IDirectDraw4Impl_GetScanLine,
1493     IDirectDraw4Impl_GetVerticalBlankStatus,
1494     IDirectDraw4Impl_Initialize,
1495     IDirectDraw4Impl_RestoreDisplayMode,
1496     IDirectDraw4Impl_SetCooperativeLevel,
1497     IDirectDraw4Impl_SetDisplayMode,
1498     IDirectDraw4Impl_WaitForVerticalBlank,
1499     IDirectDraw4Impl_GetAvailableVidMem,
1500     IDirectDraw4Impl_GetSurfaceFromDC,
1501     IDirectDraw4Impl_RestoreAllSurfaces,
1502     IDirectDraw4Impl_TestCooperativeLevel,
1503     IDirectDraw4Impl_GetDeviceIdentifier
1504 };
1505
1506 /*******************************************************************************
1507  * IDirectDrawFactoryImpl_CreateDirectDraw
1508  *******************************************************************************/
1509 HRESULT WINAPI
1510 IDirectDrawFactoryImpl_CreateDirectDraw(IDirectDrawFactory* iface,
1511                                         GUID * pGUID,
1512                                         HWND hWnd,
1513                                         DWORD dwCoopLevelFlags,
1514                                         DWORD dwReserved,
1515                                         IUnknown *pUnkOuter,
1516                                         IDirectDraw **ppDirectDraw)
1517 {
1518     HRESULT hr;
1519     IDirectDrawImpl *object = NULL;
1520     IDirectDraw *parent = NULL;
1521
1522     TRACE("(%p)->(%s,%p,0x%08x,0x%08x,%p,%p)\n", iface, debugstr_guid(pGUID), hWnd, dwCoopLevelFlags,
1523           dwReserved, pUnkOuter, ppDirectDraw);
1524
1525     if(pUnkOuter)
1526     {
1527         FIXME("Implement aggregation in ddrawex's IDirectDraw interface\n");
1528     }
1529
1530     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1531     if(!object)
1532     {
1533         ERR("Out of memory\n");
1534         hr = E_OUTOFMEMORY;
1535         goto err;
1536     }
1537     object->ref = 1;
1538     object->IDirectDraw_Vtbl  = &IDirectDraw1_Vtbl;
1539     object->IDirectDraw2_Vtbl = &IDirectDraw2_Vtbl;
1540     object->IDirectDraw3_Vtbl = &IDirectDraw3_Vtbl;
1541     object->IDirectDraw4_Vtbl = &IDirectDraw4_Vtbl;
1542
1543     hr = DirectDrawCreate(pGUID, &parent, NULL);
1544     if (FAILED(hr)) goto err;
1545
1546     hr = IDirectDraw_QueryInterface(parent, &IID_IDirectDraw4, (void **) &object->parent);
1547     if(FAILED(hr)) goto err;
1548
1549     hr = IDirectDraw_SetCooperativeLevel(dd1_from_impl(object), hWnd, dwCoopLevelFlags);
1550     if (FAILED(hr)) goto err;
1551
1552     *ppDirectDraw = dd1_from_impl(object);
1553     IDirectDraw_Release(parent);
1554     return DD_OK;
1555
1556 err:
1557     if(object && object->parent) IDirectDraw4_Release(object->parent);
1558     if(parent) IDirectDraw_Release(parent);
1559     HeapFree(GetProcessHeap(), 0, object);
1560     *ppDirectDraw = NULL;
1561     return hr;
1562 }
1563
1564 IDirectDraw4 *dd_get_inner(IDirectDraw4 *outer)
1565 {
1566     IDirectDrawImpl *This = impl_from_dd4(outer);
1567     return This->parent;
1568 }