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   1 /* DirectDraw Surface Implementation
   2  *
   3  * Copyright (c) 1997-2000 Marcus Meissner
   4  * Copyright (c) 1998-2000 Lionel Ulmer
   5  * Copyright (c) 2000-2001 TransGaming Technologies Inc.
   6  * Copyright (c) 2006 Stefan Dösinger
   7  *
   8  * This file contains the (internal) driver registration functions,
   9  * driver enumeration APIs and DirectDraw creation functions.
  10  *
  11  * This library is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU Lesser General Public
  13  * License as published by the Free Software Foundation; either
  14  * version 2.1 of the License, or (at your option) any later version.
  15  *
  16  * This library is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * Lesser General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU Lesser General Public
  22  * License along with this library; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  24  */
  25
  26 #include "config.h"
  27 #include "wine/port.h"
  28
  29 #include <assert.h>
  30 #include <stdarg.h>
  31 #include <string.h>
  32 #include <stdlib.h>
  33
  34 #define COBJMACROS
  35 #define NONAMELESSUNION
  36
  37 #include "windef.h"
  38 #include "winbase.h"
  39 #include "winnls.h"
  40 #include "winerror.h"
  41 #include "wingdi.h"
  42 #include "wine/exception.h"
  43 #include "excpt.h"
  44
  45 #include "ddraw.h"
  46 #include "d3d.h"
  47
  48 #include "ddraw_private.h"
  49 #include "wine/debug.h"
  50
  51 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  52
  53 /*****************************************************************************
  54  * IUnknown parts follow
  55  *****************************************************************************/
  56
  57 /*****************************************************************************
  58  * IDirectDrawSurface7::QueryInterface
  59  *
  60  * A normal QueryInterface implementation. For QueryInterface rules
  61  * see ddraw.c, IDirectDraw7::QueryInterface. This method
  62  * can Query IDirectDrawSurface interfaces in all version, IDirect3DTexture
  63  * in all versions, the IDirectDrawGammaControl interface and it can
  64  * create an IDirect3DDevice. (Uses IDirect3D7::CreateDevice)
  65  *
  66  * Params:
  67  *  riid: The interface id queried for
  68  *  obj: Address to write the pointer to
  69  *
  70  * Returns:
  71  *  S_OK on success
  72  *  E_NOINTERFACE if the requested interface wasn't found
  73  *
  74  *****************************************************************************/
  75 static HRESULT WINAPI
  76 IDirectDrawSurfaceImpl_QueryInterface(IDirectDrawSurface7 *iface,
  77                                       REFIID riid,
  78                                       void **obj)
  79 {
  80     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
  81
  82     /* According to COM docs, if the QueryInterface fails, obj should be set to NULL */
  83     *obj = NULL;
  84
  85     if(!riid)
  86         return DDERR_INVALIDPARAMS;
  87
  88     TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),obj);
  89     if (IsEqualGUID(riid, &IID_IUnknown)
  90      || IsEqualGUID(riid, &IID_IDirectDrawSurface7)
  91      || IsEqualGUID(riid, &IID_IDirectDrawSurface4) )
  92     {
  93         IUnknown_AddRef(iface);
  94         *obj = ICOM_INTERFACE(This, IDirectDrawSurface7);
  95         TRACE("(%p) returning IDirectDrawSurface7 interface at %p\n", This, *obj);
  96         return S_OK;
  97     }
  98     else if( IsEqualGUID(riid, &IID_IDirectDrawSurface3)
  99           || IsEqualGUID(riid, &IID_IDirectDrawSurface2)
 100           || IsEqualGUID(riid, &IID_IDirectDrawSurface) )
 101     {
 102         IUnknown_AddRef(iface);
 103         *obj = ICOM_INTERFACE(This, IDirectDrawSurface3);
 104         TRACE("(%p) returning IDirectDrawSurface3 interface at %p\n", This, *obj);
 105         return S_OK;
 106     }
 107     else if( IsEqualGUID(riid, &IID_IDirectDrawGammaControl) )
 108     {
 109         IUnknown_AddRef(iface);
 110         *obj = ICOM_INTERFACE(This, IDirectDrawGammaControl);
 111         TRACE("(%p) returning IDirectDrawGammaControl interface at %p\n", This, *obj);
 112         return S_OK;
 113     }
 114     else if( IsEqualGUID(riid, &IID_D3DDEVICE_WineD3D) ||
 115              IsEqualGUID(riid, &IID_IDirect3DHALDevice) )
 116     {
 117         IDirect3DDevice7 *d3d;
 118
 119         /* Call into IDirect3D7 for creation */
 120         IDirect3D7_CreateDevice(ICOM_INTERFACE(This->ddraw, IDirect3D7),
 121                                 riid,
 122                                 ICOM_INTERFACE(This, IDirectDrawSurface7),
 123                                 &d3d);
 124
 125         *obj = COM_INTERFACE_CAST(IDirect3DDeviceImpl, IDirect3DDevice7, IDirect3DDevice, d3d);
 126         TRACE("(%p) Returning IDirect3DDevice interface at %p\n", This, *obj);
 127
 128         return S_OK;
 129     }
 130     else if (IsEqualGUID( &IID_IDirect3DTexture, riid ) ||
 131              IsEqualGUID( &IID_IDirect3DTexture2, riid ))
 132     {
 133         if (IsEqualGUID( &IID_IDirect3DTexture, riid ))
 134         {
 135             *obj = ICOM_INTERFACE(This, IDirect3DTexture);
 136             TRACE(" returning Direct3DTexture interface at %p.\n", *obj);
 137         }
 138         else
 139         {
 140             *obj = ICOM_INTERFACE(This, IDirect3DTexture2);
 141             TRACE(" returning Direct3DTexture2 interface at %p.\n", *obj);
 142         }
 143         IUnknown_AddRef( (IUnknown *) *obj);
 144         return S_OK;
 145     }
 146
 147     ERR("No interface\n");
 148     return E_NOINTERFACE;
 149 }
 150
 151 /*****************************************************************************
 152  * IDirectDrawSurface7::AddRef
 153  *
 154  * A normal addref implementation
 155  *
 156  * Returns:
 157  *  The new refcount
 158  *
 159  *****************************************************************************/
 160 static ULONG WINAPI
 161 IDirectDrawSurfaceImpl_AddRef(IDirectDrawSurface7 *iface)
 162 {
 163     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 164     ULONG refCount = InterlockedIncrement(&This->ref);
 165
 166     TRACE("(%p) : AddRef increasing from %d\n", This, refCount - 1);
 167     return refCount;
 168 }
 169
 170 /*****************************************************************************
 171  * IDirectDrawSurfaceImpl_Destroy
 172  *
 173  * A helper function for IDirectDrawSurface7::Release
 174  *
 175  * Frees the surface, regardless of its refcount.
 176  *  See IDirectDrawSurface7::Release for more information
 177  *
 178  * Params:
 179  *  This: Surface to free
 180  *
 181  *****************************************************************************/
 182 static void IDirectDrawSurfaceImpl_Destroy(IDirectDrawSurfaceImpl *This)
 183 {
 184     TRACE("(%p)\n", This);
 185
 186     /* Check the refcount and give a warning */
 187     if(This->ref > 1)
 188     {
 189         /* This can happen when a complex surface is destroyed,
 190          * because the 2nd surface was addref()ed when the app
 191          * called GetAttachedSurface
 192          */
 193         WARN("(%p): Destroying surface with refount %d\n", This, This->ref);
 194     }
 195
 196     /* Check for attached surfaces and detach them */
 197     if(This->first_attached != This)
 198     {
 199         /* Well, this shouldn't happen: The surface being attached is addref()ed
 200           * in AddAttachedSurface, so it shouldn't be released until DeleteAttachedSurface
 201           * is called, because the refcount is held. It looks like the app released()
 202           * it often enough to force this
 203           */
 204         IDirectDrawSurface7 *root = ICOM_INTERFACE(This->first_attached, IDirectDrawSurface7);
 205         IDirectDrawSurface7 *detach = ICOM_INTERFACE(This, IDirectDrawSurface7);
 206
 207         FIXME("(%p) Freeing a surface that is attached to surface %p\n", This, This->first_attached);
 208
 209         /* The refcount will drop to -1 here */
 210         if(IDirectDrawSurface7_DeleteAttachedSurface(root, 0, detach) != DD_OK)
 211         {
 212             ERR("(%p) DeleteAttachedSurface failed!\n", This);
 213         }
 214     }
 215
 216     while(This->next_attached != NULL)
 217     {
 218         IDirectDrawSurface7 *root = ICOM_INTERFACE(This, IDirectDrawSurface7);
 219         IDirectDrawSurface7 *detach = ICOM_INTERFACE(This->next_attached, IDirectDrawSurface7);
 220
 221         if(IDirectDrawSurface7_DeleteAttachedSurface(root, 0, detach) != DD_OK)
 222         {
 223             ERR("(%p) DeleteAttachedSurface failed!\n", This);
 224             assert(0);
 225         }
 226     }
 227
 228     /* Now destroy the surface. Wait: It could have been released if we are a texture */
 229     if(This->WineD3DSurface)
 230         IWineD3DSurface_Release(This->WineD3DSurface);
 231
 232     /* Having a texture handle set implies that the device still exists */
 233     if(This->Handle)
 234     {
 235         This->ddraw->d3ddevice->Handles[This->Handle - 1].ptr = NULL;
 236         This->ddraw->d3ddevice->Handles[This->Handle - 1].type = DDrawHandle_Unknown;
 237     }
 238
 239     /* Reduce the ddraw surface count */
 240     InterlockedDecrement(&This->ddraw->surfaces);
 241     if(This->prev)
 242         This->prev->next = This->next;
 243     else
 244     {
 245         assert(This->ddraw->surface_list == This);
 246         This->ddraw->surface_list = This->next;
 247     }
 248     if(This->next)
 249         This->next->prev = This->prev;
 250
 251     HeapFree(GetProcessHeap(), 0, This);
 252 }
 253
 254 /*****************************************************************************
 255  * IDirectDrawSurface7::Release
 256  *
 257  * Reduces the surface's refcount by 1. If the refcount falls to 0, the
 258  * surface is destroyed.
 259  *
 260  * Destroying the surface is a bit tricky. For the connection between
 261  * WineD3DSurfaces and DirectDrawSurfaces see IDirectDraw7::CreateSurface
 262  * It has a nice graph explaining the connection.
 263  *
 264  * What happens here is basically this:
 265  * When a surface is destroyed, its WineD3DSurface is released,
 266  * and the refcount of the DirectDraw interface is reduced by 1. If it has
 267  * complex surfaces attached to it, then these surfaces are destroyed too,
 268  * regardless of their refcount. If any surface being destroyed has another
 269  * surface attached to it (with a "soft" attachment, not complex), then
 270  * this surface is detached with DeleteAttachedSurface.
 271  *
 272  * When the surface is a texture, the WineD3DTexture is released.
 273  * If the surface is the Direct3D render target, then the D3D
 274  * capabilities of the WineD3DDevice are uninitialized, which causes the
 275  * swapchain to be released.
 276  *
 277  * Returns:
 278  *  The new refcount
 279  *
 280  *****************************************************************************/
 281 static ULONG WINAPI
 282 IDirectDrawSurfaceImpl_Release(IDirectDrawSurface7 *iface)
 283 {
 284     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 285     ULONG ref;
 286     TRACE("(%p) : Releasing from %d\n", This, This->ref);
 287     ref = InterlockedDecrement(&This->ref);
 288
 289     if (ref == 0)
 290     {
 291
 292         IDirectDrawSurfaceImpl *surf;
 293         IDirectDrawImpl *ddraw;
 294         IUnknown *ifaceToRelease = This->ifaceToRelease;
 295
 296         /* Complex attached surfaces are destroyed implicitely when the root is released */
 297         if(This->first_complex != This)
 298         {
 299             WARN("(%p) Attempt to destroy a surface that is attached to a complex root %p\n", This, This->first_complex);
 300             return ref;
 301         }
 302         ddraw = This->ddraw;
 303
 304         /* If it's a texture, destroy the WineD3DTexture.
 305          * WineD3D will destroy the IParent interfaces
 306          * of the sublevels, which destroys the WineD3DSurfaces.
 307          * Set the surfaces to NULL to avoid destroying them again later
 308          */
 309         if(This->wineD3DTexture)
 310         {
 311             IWineD3DTexture_Release(This->wineD3DTexture);
 312         }
 313         /* If it's the RenderTarget, destroy the d3ddevice */
 314         else if( (ddraw->d3d_initialized) && (This == ddraw->d3d_target))
 315         {
 316             TRACE("(%p) Destroying the render target, uninitializing D3D\n", This);
 317
 318             /* Unset any index buffer, just to be sure */
 319             IWineD3DDevice_SetIndices(ddraw->wineD3DDevice, NULL, 0);
 320
 321             if(IWineD3DDevice_Uninit3D(ddraw->wineD3DDevice) != D3D_OK)
 322             {
 323                 /* Not good */
 324                 ERR("(%p) Failed to uninit 3D\n", This);
 325             }
 326             else
 327             {
 328                 /* Free the d3d window if one was created */
 329                 if(ddraw->d3d_window != 0)
 330                 {
 331                     TRACE(" (%p) Destroying the hidden render window %p\n", This, ddraw->d3d_window);
 332                     DestroyWindow(ddraw->d3d_window);
 333                     ddraw->d3d_window = 0;
 334                 }
 335                 /* Unset the pointers */
 336             }
 337
 338             ddraw->d3d_initialized = FALSE;
 339             ddraw->d3d_target = NULL;
 340
 341             /* Write a trace because D3D unloading was the reason for many
 342              * crashes during development.
 343              */
 344             TRACE("(%p) D3D unloaded\n", This);
 345         }
 346         else if(This->surface_desc.ddsCaps.dwCaps & (DDSCAPS_PRIMARYSURFACE |
 347                                                      DDSCAPS_3DDEVICE       |
 348                                                      DDSCAPS_TEXTURE        ) )
 349         {
 350             /* It's a render target, but no swapchain was created.
 351              * The IParent interfaces have to be released manually.
 352              * The same applies for textures without an
 353              * IWineD3DTexture object attached
 354              */
 355             surf = This;
 356             while(surf)
 357             {
 358                 IParent *Parent;
 359
 360                 IWineD3DSurface_GetParent(surf->WineD3DSurface,
 361                                           (IUnknown **) &Parent);
 362                 IParent_Release(Parent);  /* For the getParent */
 363                 IParent_Release(Parent);  /* To release it */
 364                 surf = surf->next_complex;
 365             }
 366         }
 367
 368         /* The refcount test shows that the palette is detached when the surface is destroyed */
 369         IDirectDrawSurface7_SetPalette(ICOM_INTERFACE(This, IDirectDrawSurface7),
 370                                                       NULL);
 371
 372         /* Loop through all complex attached surfaces,
 373          * and destroy them
 374          */
 375         while( (surf = This->next_complex) )
 376         {
 377             This->next_complex = surf->next_complex;  /* Unchain it from the complex listing */
 378             IDirectDrawSurfaceImpl_Destroy(surf);     /* Destroy it */
 379         }
 380
 381         /* Destroy the surface.
 382          */
 383         IDirectDrawSurfaceImpl_Destroy(This);
 384
 385         /* Reduce the ddraw refcount */
 386         IUnknown_Release(ifaceToRelease);
 387     }
 388
 389     return ref;
 390 }
 391
 392 /*****************************************************************************
 393  * IDirectDrawSurface7::GetAttachedSurface
 394  *
 395  * Returns an attached surface with the requested caps. Surface attachment
 396  * and complex surfaces are not clearly described by the MSDN or sdk,
 397  * so this method is tricky and likely to contain problems.
 398  * This implementation searches the complex chain first, then the
 399  * attachment chain, and then it checks if the caps match to itself.
 400  *
 401  * The chains are searched from This down to the last surface in the chain,
 402  * not from the first element in the chain. The first surface found is
 403  * returned. The MSDN says that this method fails if more than one surface
 404  * matches the caps, but apparently this is incorrect.
 405  *
 406  * The found surface is AddRef-ed before it is returned.
 407  *
 408  * Params:
 409  *  Caps: Pointer to a DDCAPS2 structure describing the caps asked for
 410  *  Surface: Address to store the found surface
 411  *
 412  * Returns:
 413  *  DD_OK on success
 414  *  DDERR_INVALIDPARAMS if Caps or Surface is NULL
 415  *  DDERR_NOTFOUND if no surface was found
 416  *
 417  *****************************************************************************/
 418 static HRESULT WINAPI
 419 IDirectDrawSurfaceImpl_GetAttachedSurface(IDirectDrawSurface7 *iface,
 420                                           DDSCAPS2 *Caps,
 421                                           IDirectDrawSurface7 **Surface)
 422 {
 423     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 424     IDirectDrawSurfaceImpl *surf;
 425     DDSCAPS2 our_caps;
 426
 427     TRACE("(%p)->(%p,%p)\n", This, Caps, Surface);
 428
 429     our_caps = *Caps;
 430
 431     if(This->version < 7)
 432     {
 433         /* Earlier dx apps put garbage into these members, clear them */
 434         our_caps.dwCaps2 = 0;
 435         our_caps.dwCaps3 = 0;
 436         our_caps.dwCaps4 = 0;
 437     }
 438
 439     TRACE("(%p): Looking for caps: %x,%x,%x,%x\n", This, our_caps.dwCaps, our_caps.dwCaps2, our_caps.dwCaps3, our_caps.dwCaps4); /* FIXME: Better debugging */
 440
 441     /* First, look at the complex chain */
 442     surf = This;
 443
 444     while( (surf = surf->next_complex) )
 445     {
 446         if (TRACE_ON(ddraw))
 447         {
 448             TRACE("Surface: (%p) caps: %x,%x,%x,%x\n", surf,
 449                    surf->surface_desc.ddsCaps.dwCaps,
 450                    surf->surface_desc.ddsCaps.dwCaps2,
 451                    surf->surface_desc.ddsCaps.dwCaps3,
 452                    surf->surface_desc.ddsCaps.dwCaps4);
 453         }
 454
 455         if (((surf->surface_desc.ddsCaps.dwCaps & our_caps.dwCaps) == our_caps.dwCaps) &&
 456             ((surf->surface_desc.ddsCaps.dwCaps2 & our_caps.dwCaps2) == our_caps.dwCaps2)) {
 457
 458             /* MSDN: "This method fails if more than one surface is attached
 459              * that matches the capabilities requested."
 460              *
 461              * The mipmap demo of the DirectX7 sdk shows what to do here:
 462              * apparently apps expect the first found surface to be returned.
 463              */
 464
 465             TRACE("(%p): Returning surface %p\n", This, surf);
 466             TRACE("(%p): mipmapcount=%d\n", This, surf->mipmap_level);
 467             *Surface = ICOM_INTERFACE(surf, IDirectDrawSurface7);
 468             IDirectDrawSurface7_AddRef(*Surface);
 469             return DD_OK;
 470         }
 471     }
 472
 473     /* Next, look at the attachment chain */
 474     surf = This;
 475
 476     while( (surf = surf->next_attached) )
 477     {
 478         if (TRACE_ON(ddraw))
 479         {
 480             TRACE("Surface: (%p) caps: %x,%x,%x,%x\n", surf,
 481                    surf->surface_desc.ddsCaps.dwCaps,
 482                    surf->surface_desc.ddsCaps.dwCaps2,
 483                    surf->surface_desc.ddsCaps.dwCaps3,
 484                    surf->surface_desc.ddsCaps.dwCaps4);
 485         }
 486
 487         if (((surf->surface_desc.ddsCaps.dwCaps & our_caps.dwCaps) == our_caps.dwCaps) &&
 488             ((surf->surface_desc.ddsCaps.dwCaps2 & our_caps.dwCaps2) == our_caps.dwCaps2)) {
 489
 490             /* MSDN: "This method fails if more than one surface is attached
 491              * that matches the capabilities requested."
 492              *
 493              * The mipmap demo of the DirectX7 sdk shows what to do here:
 494              * apparently apps expect the first found surface to be returned.
 495              */
 496
 497             TRACE("(%p): Returning surface %p\n", This, surf);
 498             *Surface = ICOM_INTERFACE(surf, IDirectDrawSurface7);
 499             IDirectDrawSurface7_AddRef(*Surface);
 500             return DD_OK;
 501         }
 502     }
 503
 504     /* Is this valid? */
 505 #if 0
 506     if (((This->surface_desc.ddsCaps.dwCaps & our_caps.dwCaps) == our_caps.dwCaps) &&
 507         ((This->surface_desc.ddsCaps.dwCaps2 & our_caps.dwCaps2) == our_caps.dwCaps2) &&
 508         This == This->first_complex)
 509     {
 510
 511         TRACE("(%p): Returning surface %p\n", This, This);
 512         *Surface = ICOM_INTERFACE(This, IDirectDrawSurface7);
 513         IDirectDrawSurface7_AddRef(*Surface);
 514         return DD_OK;
 515     }
 516 #endif
 517
 518     /* What to do here? Continue with the surface root?? */
 519
 520     TRACE("(%p) Didn't find a valid surface\n", This);
 521     return DDERR_NOTFOUND;
 522 }
 523
 524 /*****************************************************************************
 525  * IDirectDrawSurface7::Lock
 526  *
 527  * Locks the surface and returns a pointer to the surface's memory
 528  *
 529  * Params:
 530  *  Rect: Rectangle to lock. If NULL, the whole surface is locked
 531  *  DDSD: Pointer to a DDSURFACEDESC2 which shall receive the surface's desc.
 532  *  Flags: Locking flags, e.g Read only or write only
 533  *  h: An event handle that's not used and must be NULL
 534  *
 535  * Returns:
 536  *  DD_OK on success
 537  *  DDERR_INVALIDPARAMS if DDSD is NULL
 538  *  For more details, see IWineD3DSurface::LockRect
 539  *
 540  *****************************************************************************/
 541 static HRESULT WINAPI
 542 IDirectDrawSurfaceImpl_Lock(IDirectDrawSurface7 *iface,
 543                             RECT *Rect,
 544                             DDSURFACEDESC2 *DDSD,
 545                             DWORD Flags,
 546                             HANDLE h)
 547 {
 548     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 549     WINED3DLOCKED_RECT LockedRect;
 550     HRESULT hr;
 551     TRACE("(%p)->(%p,%p,%x,%p)\n", This, Rect, DDSD, Flags, h);
 552
 553     if(!DDSD)
 554         return DDERR_INVALIDPARAMS;
 555
 556     /* Should I check for the handle to be NULL?
 557      *
 558      * The DDLOCK flags and the D3DLOCK flags are equal
 559      * for the supported values. The others are ignored by WineD3D
 560      */
 561
 562     /* Hmm. Anarchy online passes an uninitialized surface descriptor,
 563      * that means it doesn't have dwSize set. Init it to some sane
 564      * value
 565      */
 566     if(DDSD->dwSize <= sizeof(DDSURFACEDESC))
 567     {
 568         DDSD->dwSize = sizeof(DDSURFACEDESC);
 569     }
 570     else
 571     {
 572         DDSD->dwSize = sizeof(DDSURFACEDESC2);
 573     }
 574
 575     DD_STRUCT_COPY_BYSIZE(DDSD,&(This->surface_desc));
 576     hr = IWineD3DSurface_LockRect(This->WineD3DSurface,
 577                                   &LockedRect,
 578                                   Rect,
 579                                   Flags);
 580     if(hr != D3D_OK) return hr;
 581
 582     /* Override the memory area and the pitch */
 583     DDSD->dwFlags |= DDSD_LPSURFACE;
 584     DDSD->lpSurface = LockedRect.pBits;
 585     DDSD->dwFlags |= DDSD_PITCH;
 586     DDSD->u1.lPitch = LockedRect.Pitch;
 587
 588     TRACE("locked surface returning description :\n");
 589     if (TRACE_ON(ddraw)) DDRAW_dump_surface_desc(DDSD);
 590
 591     return DD_OK;
 592 }
 593
 594 /*****************************************************************************
 595  * IDirectDrawSurface7::Unlock
 596  *
 597  * Unlocks an locked surface
 598  *
 599  * Params:
 600  *  Rect: Not used by this implementation
 601  *
 602  * Returns:
 603  *  D3D_OK on success
 604  *  For more details, see IWineD3DSurface::UnlockRect
 605  *
 606  *****************************************************************************/
 607 static HRESULT WINAPI
 608 IDirectDrawSurfaceImpl_Unlock(IDirectDrawSurface7 *iface,
 609                               RECT *pRect)
 610 {
 611     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 612     TRACE("(%p)->(%p)\n", This, pRect);
 613
 614     return IWineD3DSurface_UnlockRect(This->WineD3DSurface);
 615 }
 616
 617 /*****************************************************************************
 618  * IDirectDrawSurface7::Flip
 619  *
 620  * Flips a surface with the DDSCAPS_FLIP flag. The flip is relayed to
 621  * IWineD3DSurface::Flip. Because WineD3D doesn't handle attached surfaces,
 622  * the flip target is passed to WineD3D, even if the app didn't specify one
 623  *
 624  * Params:
 625  *  DestOverride: Specifies the surface that will become the new front
 626  *                buffer. If NULL, the current back buffer is used
 627  *  Flags: some DirectDraw flags, see include/ddraw.h
 628  *
 629  * Returns:
 630  *  DD_OK on success
 631  *  DDERR_NOTFLIPPABLE if no flip target could be found
 632  *  DDERR_INVALIDOBJECT if the surface isn't a front buffer
 633  *  For more details, see IWineD3DSurface::Flip
 634  *
 635  *****************************************************************************/
 636 static HRESULT WINAPI
 637 IDirectDrawSurfaceImpl_Flip(IDirectDrawSurface7 *iface,
 638                             IDirectDrawSurface7 *DestOverride,
 639                             DWORD Flags)
 640 {
 641     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 642     IDirectDrawSurfaceImpl *Override = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, DestOverride);
 643     IDirectDrawSurface7 *Override7;
 644     HRESULT hr;
 645     TRACE("(%p)->(%p,%x)\n", This, DestOverride, Flags);
 646
 647     /* Flip has to be called from a front buffer
 648      * What about overlay surfaces, AFAIK they can flip too?
 649      */
 650     if( !(This->surface_desc.ddsCaps.dwCaps & DDSCAPS_FRONTBUFFER) )
 651         return DDERR_INVALIDOBJECT; /* Unckecked */
 652
 653     /* WineD3D doesn't keep track of attached surface, so find the target */
 654     if(!Override)
 655     {
 656         DDSCAPS2 Caps;
 657
 658         memset(&Caps, 0, sizeof(Caps));
 659         Caps.dwCaps |= DDSCAPS_BACKBUFFER;
 660         hr = IDirectDrawSurface7_GetAttachedSurface(iface, &Caps, &Override7);
 661         if(hr != DD_OK)
 662         {
 663             ERR("Can't find a flip target\n");
 664             return DDERR_NOTFLIPPABLE; /* Unchecked */
 665         }
 666         Override = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, Override7);
 667
 668         /* For the GetAttachedSurface */
 669         IDirectDrawSurface7_Release(Override7);
 670     }
 671
 672     return  IWineD3DSurface_Flip(This->WineD3DSurface,
 673                                  Override->WineD3DSurface,
 674                                  Flags);
 675 }
 676
 677 /*****************************************************************************
 678  * IDirectDrawSurface7::Blt
 679  *
 680  * Performs a blit on the surface
 681  *
 682  * Params:
 683  *  DestRect: Destination rectangle, can be NULL
 684  *  SrcSurface: Source surface, can be NULL
 685  *  SrcRect: Source rectange, can be NULL
 686  *  Flags: Blt flags
 687  *  DDBltFx: Some extended blt parameters, connected to the flags
 688  *
 689  * Returns:
 690  *  D3D_OK on success
 691  *  See IWineD3DSurface::Blt for more details
 692  *
 693  *****************************************************************************/
 694 static HRESULT WINAPI
 695 IDirectDrawSurfaceImpl_Blt(IDirectDrawSurface7 *iface,
 696                            RECT *DestRect,
 697                            IDirectDrawSurface7 *SrcSurface,
 698                            RECT *SrcRect,
 699                            DWORD Flags,
 700                            DDBLTFX *DDBltFx)
 701 {
 702     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 703     IDirectDrawSurfaceImpl *Src = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, SrcSurface);
 704     TRACE("(%p)->(%p,%p,%p,%x,%p)\n", This, DestRect, Src, SrcRect, Flags, DDBltFx);
 705
 706     return IWineD3DSurface_Blt(This->WineD3DSurface,
 707                                DestRect,
 708                                Src ? Src->WineD3DSurface : NULL,
 709                                SrcRect,
 710                                Flags,
 711                                DDBltFx);
 712 }
 713
 714 /*****************************************************************************
 715  * IDirectDrawSurface7::AddAttachedSurface
 716  *
 717  * Attaches a surface to another surface. Surface attachments are
 718  * incorrectly described in the SDK and the MSDN, and this method
 719  * is prone to bugs. The surface that is attached is AddRef-ed.
 720  *
 721  * The attachment list consists of a first surface (first_attached) and
 722  * for each surface a pointer to the next attached surface (next_attached).
 723  * For the first surface, and a surface that has no attachments
 724  * first_attached points to the surface itself. A surface that has
 725  * no successors in the chain has next_attached set to NULL.
 726  *
 727  * Newly attached surfaces are attached right after the root surface. The
 728  * complex chains are handled separately in a similar chain, with
 729  * first_complex and next_complex. If a surface is attached to a complex
 730  * surface compound, it's attached to the surface that the app requested,
 731  * not the complex root. See GetAttachedSurface for a description
 732  * how surfaces are found.
 733  *
 734  * This is how the current implementation works, and it was coded by looking
 735  * at the needs of the applications.
 736  *
 737  * So far only Z-Buffer attachments are tested, but there's no code yet
 738  * to activate them. Mipmaps could be tricky to activate in WineD3D.
 739  * Back buffers should work in 2D mode, but they are not tested.
 740  * Rendering to the primary surface and switching between that and
 741  * double buffering is not yet implemented in WineD3D, so for 3D it might
 742  * have unexpected results.
 743  *
 744  * Params:
 745  *  Attach: Surface to attach to iface
 746  *
 747  * Returns:
 748  *  DD_OK on success
 749  *  DDERR_CANNOTATTACHSURFACE if the surface can't be attached for some reason
 750  *
 751  *****************************************************************************/
 752 static HRESULT WINAPI
 753 IDirectDrawSurfaceImpl_AddAttachedSurface(IDirectDrawSurface7 *iface,
 754                                           IDirectDrawSurface7 *Attach)
 755 {
 756     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 757     IDirectDrawSurfaceImpl *Surf = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, Attach);
 758     TRACE("(%p)->(%p)\n", This, Surf);
 759
 760     /* Should I make sure to add it to the first complex surface? */
 761
 762     if(Surf == This)
 763         return DDERR_CANNOTATTACHSURFACE; /* unchecked */
 764
 765     /* TODO MSDN: "You can attach only z-buffer surfaces with this method."
 766      * But apparently backbuffers and mipmaps can be attached too. */
 767
 768     /* Set MIPMAPSUBLEVEL if this seems to be one */
 769     if (This->surface_desc.ddsCaps.dwCaps &
 770         Surf->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP)
 771     {
 772         Surf->surface_desc.ddsCaps.dwCaps2 |= DDSCAPS2_MIPMAPSUBLEVEL;
 773         /* FIXME: we should probably also add to dwMipMapCount of this
 774           * and all parent surfaces (update create_texture if you do) */
 775     }
 776
 777     /* Check if the surface is already attached somewhere */
 778     if( (Surf->next_attached != NULL) ||
 779         (Surf->first_attached != Surf) )
 780     {
 781          ERR("(%p) The Surface %p is already attached somewhere else: next_attached = %p, first_attached = %p, can't handle by now\n", This, Surf, Surf->next_attached, Surf->first_attached);
 782         return DDERR_CANNOTATTACHSURFACE;
 783     }
 784
 785     /* This inserts the new surface at the 2nd position in the chain, right after the root surface */
 786     Surf->next_attached = This->next_attached;
 787     Surf->first_attached = This->first_attached;
 788     This->next_attached = Surf;
 789
 790     /* MSDN:
 791      * "This method increments the reference count of the surface being attached."
 792      */
 793     IDirectDrawSurface7_AddRef(Attach);
 794     return DD_OK;
 795 }
 796
 797 /*****************************************************************************
 798  * IDirectDrawSurface7::DeleteAttachedSurface
 799  *
 800  * Removes a surface from the attachment chain. The surface's refcount
 801  * is decreased by one after it has been removed
 802  *
 803  * Params:
 804  *  Flags: Some flags, not used by this implementation
 805  *  Attach: Surface to detach
 806  *
 807  * Returns:
 808  *  DD_OK on success
 809  *  DDERR_SURFACENOTATTACHED if the surface isn't attached to
 810  *
 811  *****************************************************************************/
 812 static HRESULT WINAPI
 813 IDirectDrawSurfaceImpl_DeleteAttachedSurface(IDirectDrawSurface7 *iface,
 814                                              DWORD Flags,
 815                                              IDirectDrawSurface7 *Attach)
 816 {
 817     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 818     IDirectDrawSurfaceImpl *Surf = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, Attach);
 819     IDirectDrawSurfaceImpl *Prev = This;
 820     TRACE("(%p)->(%08x,%p)\n", This, Flags, Surf);
 821
 822     if (!Surf || (Surf->first_attached != This) || (Surf == This) )
 823         return DDERR_SURFACENOTATTACHED; /* unchecked */
 824
 825     /* Remove MIPMAPSUBLEVEL if this seemed to be one */
 826     if (This->surface_desc.ddsCaps.dwCaps &
 827         Surf->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP)
 828     {
 829         Surf->surface_desc.ddsCaps.dwCaps2 &= ~DDSCAPS2_MIPMAPSUBLEVEL;
 830         /* FIXME: we should probably also subtract from dwMipMapCount of this
 831          * and all parent surfaces */
 832     }
 833
 834     /* Find the predecessor of the detached surface */
 835     while(Prev)
 836     {
 837         if(Prev->next_attached == Surf) break;
 838         Prev = Prev->next_attached;
 839     }
 840
 841     /* There must be a surface, otherwise there's a bug */
 842     assert(Prev != NULL);
 843
 844     /* Unchain the surface */
 845     Prev->next_attached = Surf->next_attached;
 846     Surf->next_attached = NULL;
 847     Surf->first_attached = Surf;
 848
 849     IDirectDrawSurface7_Release(Attach);
 850     return DD_OK;
 851 }
 852
 853 /*****************************************************************************
 854  * IDirectDrawSurface7::AddOverlayDirtyRect
 855  *
 856  * "This method is not currently implemented"
 857  *
 858  * Params:
 859  *  Rect: ?
 860  *
 861  * Returns:
 862  *  DDERR_UNSUPPORTED
 863  *
 864  *****************************************************************************/
 865 static HRESULT WINAPI
 866 IDirectDrawSurfaceImpl_AddOverlayDirtyRect(IDirectDrawSurface7 *iface,
 867                                            LPRECT Rect)
 868 {
 869     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 870     TRACE("(%p)->(%p)\n",This,Rect);
 871
 872     /* MSDN says it's not implemented. I could forward it to WineD3D,
 873      * then we'd implement it, but I don't think that's a good idea
 874      * (Stefan Dösinger)
 875      */
 876 #if 0
 877     return IWineD3DSurface_AddOverlayDirtyRect(This->WineD3DSurface, pRect);
 878 #endif
 879     return DDERR_UNSUPPORTED; /* unchecked */
 880 }
 881
 882 /*****************************************************************************
 883  * IDirectDrawSurface7::GetDC
 884  *
 885  * Returns a GDI device context for the surface
 886  *
 887  * Params:
 888  *  hdc: Address of a HDC variable to store the dc to
 889  *
 890  * Returns:
 891  *  DD_OK on success
 892  *  DDERR_INVALIDPARAMS if hdc is NULL
 893  *  For details, see IWineD3DSurface::GetDC
 894  *
 895  *****************************************************************************/
 896 static HRESULT WINAPI
 897 IDirectDrawSurfaceImpl_GetDC(IDirectDrawSurface7 *iface,
 898                              HDC *hdc)
 899 {
 900     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 901     TRACE("(%p)->(%p): Relay\n", This, hdc);
 902
 903     if(!hdc)
 904         return DDERR_INVALIDPARAMS;
 905
 906     return IWineD3DSurface_GetDC(This->WineD3DSurface,
 907                                  hdc);
 908 }
 909
 910 /*****************************************************************************
 911  * IDirectDrawSurface7::ReleaseDC
 912  *
 913  * Releases the DC that was constructed with GetDC
 914  *
 915  * Params:
 916  *  hdc: HDC to release
 917  *
 918  * Returns:
 919  *  DD_OK on success
 920  *  For more details, see IWineD3DSurface::ReleaseDC
 921  *
 922  *****************************************************************************/
 923 static HRESULT WINAPI
 924 IDirectDrawSurfaceImpl_ReleaseDC(IDirectDrawSurface7 *iface,
 925                                  HDC hdc)
 926 {
 927     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 928     TRACE("(%p)->(%p): Relay\n", This, hdc);
 929
 930     return IWineD3DSurface_ReleaseDC(This->WineD3DSurface, hdc);
 931 }
 932
 933 /*****************************************************************************
 934  * IDirectDrawSurface7::GetCaps
 935  *
 936  * Returns the surface's caps
 937  *
 938  * Params:
 939  *  Caps: Address to write the caps to
 940  *
 941  * Returns:
 942  *  DD_OK on success
 943  *  DDERR_INVALIDPARAMS if Caps is NULL
 944  *
 945  *****************************************************************************/
 946 static HRESULT WINAPI
 947 IDirectDrawSurfaceImpl_GetCaps(IDirectDrawSurface7 *iface,
 948                                DDSCAPS2 *Caps)
 949 {
 950     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 951     TRACE("(%p)->(%p)\n",This,Caps);
 952
 953     if(!Caps)
 954         return DDERR_INVALIDPARAMS;
 955
 956     *Caps = This->surface_desc.ddsCaps;
 957     return DD_OK;
 958 }
 959
 960 /*****************************************************************************
 961  * IDirectDrawSurface7::SetPriority
 962  *
 963  * Sets a texture priority for managed textures.
 964  *
 965  * Params:
 966  *  Priority: The new priority
 967  *
 968  * Returns:
 969  *  DD_OK on success
 970  *  For more details, see IWineD3DSurface::SetPriority
 971  *
 972  *****************************************************************************/
 973 static HRESULT WINAPI
 974 IDirectDrawSurfaceImpl_SetPriority(IDirectDrawSurface7 *iface, DWORD Priority)
 975 {
 976     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
 977     TRACE("(%p)->(%d): Relay!\n",This,Priority);
 978
 979     return IWineD3DSurface_SetPriority(This->WineD3DSurface, Priority);
 980 }
 981
 982 /*****************************************************************************
 983  * IDirectDrawSurface7::GetPriority
 984  *
 985  * Returns the surface's priority
 986  *
 987  * Params:
 988  *  Priority: Address of a variable to write the priority to
 989  *
 990  * Returns:
 991  *  D3D_OK on success
 992  *  DDERR_INVALIDPARAMS if Priority == NULL
 993  *  For more details, see IWineD3DSurface::GetPriority
 994  *
 995  *****************************************************************************/
 996 static HRESULT WINAPI
 997 IDirectDrawSurfaceImpl_GetPriority(IDirectDrawSurface7 *iface,
 998                                    DWORD *Priority)
 999 {
1000     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1001     TRACE("(%p)->(%p): Relay\n",This,Priority);
1002
1003     if(!Priority)
1004         return DDERR_INVALIDPARAMS;
1005
1006     *Priority = IWineD3DSurface_GetPriority(This->WineD3DSurface);
1007     return DD_OK;
1008 }
1009
1010 /*****************************************************************************
1011  * IDirectDrawSurface7::SetPrivateData
1012  *
1013  * Stores some data in the surface that is intended for the application's
1014  * use.
1015  *
1016  * Params:
1017  *  tag: GUID that identifies the data
1018  *  Data: Pointer to the private data
1019  *  Size: Size of the private data
1020  *  Flags: Some flags
1021  *
1022  * Returns:
1023  *  D3D_OK on success
1024  *  For more details, see IWineD3DSurface::SetPrivateData
1025  *
1026  *****************************************************************************/
1027 static HRESULT WINAPI
1028 IDirectDrawSurfaceImpl_SetPrivateData(IDirectDrawSurface7 *iface,
1029                                       REFGUID tag,
1030                                       void *Data,
1031                                       DWORD Size,
1032                                       DWORD Flags)
1033 {
1034     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1035     TRACE("(%p)->(%s,%p,%d,%x): Relay\n", This, debugstr_guid(tag), Data, Size, Flags);
1036
1037     return IWineD3DSurface_SetPrivateData(This->WineD3DSurface,
1038                                           tag,
1039                                           Data,
1040                                           Size,
1041                                           Flags);
1042 }
1043
1044 /*****************************************************************************
1045  * IDirectDrawSurface7::GetPrivateData
1046  *
1047  * Returns the private data set with IDirectDrawSurface7::SetPrivateData
1048  *
1049  * Params:
1050  *  tag: GUID of the data to return
1051  *  Data: Address where to write the data to
1052  *  Size: Size of the buffer at Data
1053  *
1054  * Returns:
1055  *  DD_OK on success
1056  *  DDERR_INVALIDPARAMS if Data is NULL
1057  *  For more details, see IWineD3DSurface::GetPrivateData
1058  *
1059  *****************************************************************************/
1060 static HRESULT WINAPI
1061 IDirectDrawSurfaceImpl_GetPrivateData(IDirectDrawSurface7 *iface,
1062                                       REFGUID tag,
1063                                       void *Data,
1064                                       DWORD *Size)
1065 {
1066     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1067     TRACE("(%p)->(%s,%p,%p): Relay\n", This, debugstr_guid(tag), Data, Size);
1068
1069     if(!Data)
1070         return DDERR_INVALIDPARAMS;
1071
1072     return IWineD3DSurface_GetPrivateData(This->WineD3DSurface,
1073                                           tag,
1074                                           Data,
1075                                           Size);
1076 }
1077
1078 /*****************************************************************************
1079  * IDirectDrawSurface7::FreePrivateData
1080  *
1081  * Frees private data stored in the surface
1082  *
1083  * Params:
1084  *  tag: Tag of the data to free
1085  *
1086  * Returns:
1087  *  D3D_OK on success
1088  *  For more details, see IWineD3DSurface::FreePrivateData
1089  *
1090  *****************************************************************************/
1091 static HRESULT WINAPI
1092 IDirectDrawSurfaceImpl_FreePrivateData(IDirectDrawSurface7 *iface,
1093                                        REFGUID tag)
1094 {
1095     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1096     TRACE("(%p)->(%s): Relay\n", This, debugstr_guid(tag));
1097
1098     return IWineD3DSurface_FreePrivateData(This->WineD3DSurface, tag);
1099 }
1100
1101 /*****************************************************************************
1102  * IDirectDrawSurface7::PageLock
1103  *
1104  * Prevents a sysmem surface from being paged out
1105  *
1106  * Params:
1107  *  Flags: Not used, must be 0(unchecked)
1108  *
1109  * Returns:
1110  *  DD_OK, because it's a stub
1111  *
1112  *****************************************************************************/
1113 static HRESULT WINAPI
1114 IDirectDrawSurfaceImpl_PageLock(IDirectDrawSurface7 *iface,
1115                                 DWORD Flags)
1116 {
1117     TRACE("(%p)->(%x)\n", iface, Flags);
1118
1119     /* This is Windows memory management related - we don't need this */
1120     return DD_OK;
1121 }
1122
1123 /*****************************************************************************
1124  * IDirectDrawSurface7::PageUnlock
1125  *
1126  * Allows a sysmem surface to be paged out
1127  *
1128  * Params:
1129  *  Flags: Not used, must be 0(unckeched)
1130  *
1131  * Returns:
1132  *  DD_OK, because it's a stub
1133  *
1134  *****************************************************************************/
1135 static HRESULT WINAPI
1136 IDirectDrawSurfaceImpl_PageUnlock(IDirectDrawSurface7 *iface,
1137                                   DWORD Flags)
1138 {
1139     TRACE("(%p)->(%x)\n", iface, Flags);
1140
1141     return DD_OK;
1142 }
1143
1144 /*****************************************************************************
1145  * IDirectDrawSurface7::BltBatch
1146  *
1147  * An unimplemented function
1148  *
1149  * Params:
1150  *  ?
1151  *
1152  * Returns:
1153  *  DDERR_UNSUPPORTED
1154  *
1155  *****************************************************************************/
1156 static HRESULT WINAPI IDirectDrawSurfaceImpl_BltBatch(IDirectDrawSurface7 *iface, DDBLTBATCH *Batch, DWORD Count, DWORD Flags)
1157 {
1158     TRACE("(%p)->(%p,%d,%08x)\n",iface,Batch,Count,Flags);
1159
1160     /* MSDN: "not currently implemented" */
1161     return DDERR_UNSUPPORTED;
1162 }
1163
1164 /*****************************************************************************
1165  * IDirectDrawSurface7::EnumAttachedSurfaces
1166  *
1167  * Enumerates all surfaces attached to this surface
1168  *
1169  * Params:
1170  *  context: Pointer to pass unmodified to the callback
1171  *  cb: Callback function to call for each surface
1172  *
1173  * Returns:
1174  *  DD_OK on success
1175  *  DDERR_INVALIDPARAMS if cb is NULL
1176  *
1177  *****************************************************************************/
1178 static HRESULT WINAPI
1179 IDirectDrawSurfaceImpl_EnumAttachedSurfaces(IDirectDrawSurface7 *iface,
1180                                             void *context,
1181                                             LPDDENUMSURFACESCALLBACK7 cb)
1182 {
1183     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1184     IDirectDrawSurfaceImpl *surf;
1185     DDSURFACEDESC2 desc;
1186
1187     /* Attached surfaces aren't handled in WineD3D */
1188     TRACE("(%p)->(%p,%p)\n",This,context,cb);
1189
1190     if(!cb)
1191         return DDERR_INVALIDPARAMS;
1192
1193     for (surf = This->next_complex; surf != NULL; surf = surf->next_complex)
1194     {
1195         IDirectDrawSurface7_AddRef(ICOM_INTERFACE(surf, IDirectDrawSurface7));
1196         desc = surf->surface_desc;
1197         /* check: != DDENUMRET_OK or == DDENUMRET_CANCEL? */
1198         if (cb(ICOM_INTERFACE(surf, IDirectDrawSurface7), &desc, context) == DDENUMRET_CANCEL)
1199             return DD_OK;
1200     }
1201
1202     for (surf = This->next_attached; surf != NULL; surf = surf->next_attached)
1203     {
1204         IDirectDrawSurface7_AddRef(ICOM_INTERFACE(surf, IDirectDrawSurface7));
1205         desc = surf->surface_desc;
1206         /* check: != DDENUMRET_OK or == DDENUMRET_CANCEL? */
1207         if (cb( ICOM_INTERFACE(surf, IDirectDrawSurface7), &desc, context) == DDENUMRET_CANCEL)
1208             return DD_OK;
1209     }
1210
1211     TRACE(" end of enumeration.\n");
1212
1213     return DD_OK;
1214 }
1215
1216 /*****************************************************************************
1217  * IDirectDrawSurface7::EnumOverlayZOrders
1218  *
1219  * "Enumerates the overlay surfaces on the specified destination"
1220  *
1221  * Params:
1222  *  Flags: DDENUMOVERLAYZ_BACKTOFRONT  or DDENUMOVERLAYZ_FRONTTOBACK
1223  *  context: context to pass back to the callback
1224  *  cb: callback function to call for each enumerated surface
1225  *
1226  * Returns:
1227  *  DD_OK, because it's a stub
1228  *
1229  *****************************************************************************/
1230 static HRESULT WINAPI
1231 IDirectDrawSurfaceImpl_EnumOverlayZOrders(IDirectDrawSurface7 *iface,
1232                                           DWORD Flags,
1233                                           void *context,
1234                                           LPDDENUMSURFACESCALLBACK7 cb)
1235 {
1236      FIXME("(%p)->(%x,%p,%p): Stub!\n", iface, Flags, context, cb);
1237
1238     return DD_OK;
1239 }
1240
1241 /*****************************************************************************
1242  * IDirectDrawSurface7::GetBltStatus
1243  *
1244  * Returns the blitting status
1245  *
1246  * Params:
1247  *  Flags: DDGBS_CANBLT or DDGBS_ISBLTDONE
1248  *
1249  * Returns:
1250  *  See IWineD3DSurface::Blt
1251  *
1252  *****************************************************************************/
1253 static HRESULT WINAPI
1254 IDirectDrawSurfaceImpl_GetBltStatus(IDirectDrawSurface7 *iface,
1255                                     DWORD Flags)
1256 {
1257     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1258     TRACE("(%p)->(%x): Relay\n", This, Flags);
1259
1260     return IWineD3DSurface_GetBltStatus(This->WineD3DSurface, Flags);
1261 }
1262
1263 /*****************************************************************************
1264  * IDirectDrawSurface7::GetColorKey
1265  *
1266  * Returns the color key assigned to the surface
1267  *
1268  * Params:
1269  *  Flags: Some flags
1270  *  CKey: Address to store the key to
1271  *
1272  * Returns:
1273  *  DD_OK on success
1274  *  DDERR_INVALIDPARAMS if CKey is NULL
1275  *
1276  *****************************************************************************/
1277 static HRESULT WINAPI
1278 IDirectDrawSurfaceImpl_GetColorKey(IDirectDrawSurface7 *iface,
1279                                    DWORD Flags,
1280                                    DDCOLORKEY *CKey)
1281 {
1282     /* There is a DDERR_NOCOLORKEY error, but how do we know if a color key
1283      * isn't there? That's like saying that an int isn't there. (Which MS
1284      * has done in other docs.) */
1285
1286     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1287
1288     if(!CKey)
1289         return DDERR_INVALIDPARAMS;
1290
1291     switch (Flags)
1292     {
1293     case DDCKEY_DESTBLT:
1294         *CKey = This->surface_desc.ddckCKDestBlt;
1295         break;
1296
1297     case DDCKEY_DESTOVERLAY:
1298         *CKey = This->surface_desc.u3.ddckCKDestOverlay;
1299         break;
1300
1301     case DDCKEY_SRCBLT:
1302         *CKey = This->surface_desc.ddckCKSrcBlt;
1303         break;
1304
1305     case DDCKEY_SRCOVERLAY:
1306         *CKey = This->surface_desc.ddckCKSrcOverlay;
1307         break;
1308
1309     default:
1310         return DDERR_INVALIDPARAMS;
1311     }
1312
1313     return DD_OK;
1314 }
1315
1316 /*****************************************************************************
1317  * IDirectDrawSurface7::GetFlipStatus
1318  *
1319  * Returns the flipping status of the surface
1320  *
1321  * Params:
1322  *  Flags: DDGFS_CANFLIP of DDGFS_ISFLIPDONE
1323  *
1324  * Returns:
1325  *  See IWineD3DSurface::GetFlipStatus
1326  *
1327  *****************************************************************************/
1328 static HRESULT WINAPI
1329 IDirectDrawSurfaceImpl_GetFlipStatus(IDirectDrawSurface7 *iface,
1330                                      DWORD Flags)
1331 {
1332     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1333     TRACE("(%p)->(%x): Relay\n", This, Flags);
1334
1335     return IWineD3DSurface_GetFlipStatus(This->WineD3DSurface, Flags);
1336 }
1337
1338 /*****************************************************************************
1339  * IDirectDrawSurface7::GetOverlayPosition
1340  *
1341  * Returns the display coordinates of a visible and active overlay surface
1342  *
1343  * Params:
1344  *  X
1345  *  Y
1346  *
1347  * Returns:
1348  *  DDERR_NOTAOVERLAYSURFACE, because it's a stub
1349  *****************************************************************************/
1350 static HRESULT WINAPI
1351 IDirectDrawSurfaceImpl_GetOverlayPosition(IDirectDrawSurface7 *iface,
1352                                           LONG *X,
1353                                           LONG *Y) {
1354     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1355     TRACE("(%p)->(%p,%p): Relay\n", This, X, Y);
1356
1357     return IWineD3DSurface_GetOverlayPosition(This->WineD3DSurface,
1358                                               X,
1359                                               Y);
1360 }
1361
1362 /*****************************************************************************
1363  * IDirectDrawSurface7::GetPixelFormat
1364  *
1365  * Returns the pixel format of the Surface
1366  *
1367  * Params:
1368  *  PixelFormat: Pointer to a DDPIXELFORMAT structure to which the pixel
1369  *               format should be written
1370  *
1371  * Returns:
1372  *  DD_OK on success
1373  *  DDERR_INVALIDPARAMS if PixelFormat is NULL
1374  *
1375  *****************************************************************************/
1376 static HRESULT WINAPI
1377 IDirectDrawSurfaceImpl_GetPixelFormat(IDirectDrawSurface7 *iface,
1378                                       DDPIXELFORMAT *PixelFormat)
1379 {
1380     /* What is DDERR_INVALIDSURFACETYPE for here? */
1381     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1382     TRACE("(%p)->(%p)\n",This,PixelFormat);
1383
1384     if(!PixelFormat)
1385         return DDERR_INVALIDPARAMS;
1386
1387     DD_STRUCT_COPY_BYSIZE(PixelFormat,&This->surface_desc.u4.ddpfPixelFormat);
1388
1389     return DD_OK;
1390 }
1391
1392
1393 /*****************************************************************************
1394  * IDirectDrawSurface7::GetSurfaceDesc
1395  *
1396  * Returns the description of this surface
1397  *
1398  * Params:
1399  *  DDSD: Address of a DDSURFACEDESC2 structure that is to be filled with the
1400  *        surface desc
1401  *
1402  * Returns:
1403  *  DD_OK on success
1404  *  DDERR_INVALIDPARAMS if DDSD is NULL
1405  *
1406  *****************************************************************************/
1407 static HRESULT WINAPI
1408 IDirectDrawSurfaceImpl_GetSurfaceDesc(IDirectDrawSurface7 *iface,
1409                                       DDSURFACEDESC2 *DDSD)
1410 {
1411     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1412
1413     TRACE("(%p)->(%p)\n",This,DDSD);
1414
1415     if(!DDSD)
1416         return DDERR_INVALIDPARAMS;
1417
1418     if ((DDSD->dwSize < sizeof(DDSURFACEDESC)) ||
1419         (DDSD->dwSize > sizeof(DDSURFACEDESC2)))
1420     {
1421         ERR("Impossible/Strange struct size %d.\n",DDSD->dwSize);
1422         return DDERR_GENERIC;
1423     }
1424
1425     DD_STRUCT_COPY_BYSIZE(DDSD,&This->surface_desc);
1426     TRACE("Returning surface desc:\n");
1427     if (TRACE_ON(ddraw)) DDRAW_dump_surface_desc(DDSD);
1428
1429     return DD_OK;
1430 }
1431
1432 /*****************************************************************************
1433  * IDirectDrawSurface7::Initialize
1434  *
1435  * Initializes the surface. This is a no-op in Wine
1436  *
1437  * Params:
1438  *  DD: Pointer to an DirectDraw interface
1439  *  DDSD: Surface description for initialization
1440  *
1441  * Returns:
1442  *  DDERR_ALREADYINITIALIZED
1443  *
1444  *****************************************************************************/
1445 static HRESULT WINAPI
1446 IDirectDrawSurfaceImpl_Initialize(IDirectDrawSurface7 *iface,
1447                                   IDirectDraw *DD,
1448                                   DDSURFACEDESC2 *DDSD)
1449 {
1450     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1451     IDirectDrawImpl *ddimpl = ICOM_OBJECT(IDirectDrawImpl, IDirectDraw, DD);
1452     TRACE("(%p)->(%p,%p)\n",This,ddimpl,DDSD);
1453
1454     return DDERR_ALREADYINITIALIZED;
1455 }
1456
1457 /*****************************************************************************
1458  * IDirectDrawSurface7::IsLost
1459  *
1460  * Checks if the surface is lost
1461  *
1462  * Returns:
1463  *  DD_OK, if the surface is useable
1464  *  DDERR_ISLOST if the surface is lost
1465  *  See IWineD3DSurface::IsLost for more details
1466  *
1467  *****************************************************************************/
1468 static HRESULT WINAPI
1469 IDirectDrawSurfaceImpl_IsLost(IDirectDrawSurface7 *iface)
1470 {
1471     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1472     TRACE("(%p)\n", This);
1473
1474     /* We lose the surface if the implementation was changed */
1475     if(This->ImplType != This->ddraw->ImplType)
1476     {
1477         /* But this shouldn't happen. When we change the implementation,
1478          * all surfaces are re-created automatically, and their content
1479          * is copied
1480          */
1481         ERR(" (%p) Implementation was changed from %d to %d\n", This, This->ImplType, This->ddraw->ImplType);
1482         return DDERR_SURFACELOST;
1483     }
1484
1485     return IWineD3DSurface_IsLost(This->WineD3DSurface);
1486 }
1487
1488 /*****************************************************************************
1489  * IDirectDrawSurface7::Restore
1490  *
1491  * Restores a lost surface. This makes the surface usable again, but
1492  * doesn't reload its old contents
1493  *
1494  * Returns:
1495  *  DD_OK on success
1496  *  See IWineD3DSurface::Restore for more details
1497  *
1498  *****************************************************************************/
1499 static HRESULT WINAPI
1500 IDirectDrawSurfaceImpl_Restore(IDirectDrawSurface7 *iface)
1501 {
1502     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1503     TRACE("(%p)\n", This);
1504
1505     if(This->ImplType != This->ddraw->ImplType)
1506     {
1507         /* Call the recreation callback. Make sure to AddRef first */
1508         IDirectDrawSurface_AddRef(iface);
1509         IDirectDrawImpl_RecreateSurfacesCallback(iface,
1510                                                  &This->surface_desc,
1511                                                  NULL /* Not needed */);
1512     }
1513     return IWineD3DSurface_Restore(This->WineD3DSurface);
1514 }
1515
1516 /*****************************************************************************
1517  * IDirectDrawSurface7::SetOverlayPosition
1518  *
1519  * Changes the display coordinates of an overlay surface
1520  *
1521  * Params:
1522  *  X:
1523  *  Y:
1524  *
1525  * Returns:
1526  *   DDERR_NOTAOVERLAYSURFACE, because we don't support overlays right now
1527  *****************************************************************************/
1528 static HRESULT WINAPI
1529 IDirectDrawSurfaceImpl_SetOverlayPosition(IDirectDrawSurface7 *iface,
1530                                           LONG X,
1531                                           LONG Y)
1532 {
1533     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1534     TRACE("(%p)->(%d,%d): Relay\n", This, X, Y);
1535
1536     return IWineD3DSurface_SetOverlayPosition(This->WineD3DSurface,
1537                                               X,
1538                                               Y);
1539 }
1540
1541 /*****************************************************************************
1542  * IDirectDrawSurface7::UpdateOverlay
1543  *
1544  * Modifies the attributes of an overlay surface.
1545  *
1546  * Params:
1547  *  SrcRect: The section of the source being used for the overlay
1548  *  DstSurface: Address of the surface that is overlaid
1549  *  DstRect: Place of the overlay
1550  *  Flags: some DDOVER_* flags
1551  *
1552  * Returns:
1553  *  DDERR_UNSUPPORTED, because we don't support overlays
1554  *
1555  *****************************************************************************/
1556 static HRESULT WINAPI
1557 IDirectDrawSurfaceImpl_UpdateOverlay(IDirectDrawSurface7 *iface,
1558                                      LPRECT SrcRect,
1559                                      IDirectDrawSurface7 *DstSurface,
1560                                      LPRECT DstRect,
1561                                      DWORD Flags,
1562                                      LPDDOVERLAYFX FX)
1563 {
1564     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1565     IDirectDrawSurfaceImpl *Dst = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, DstSurface);
1566     TRACE("(%p)->(%p,%p,%p,%x,%p): Relay\n", This, SrcRect, Dst, DstRect, Flags, FX);
1567
1568     return IWineD3DSurface_UpdateOverlay(This->WineD3DSurface,
1569                                          SrcRect,
1570                                          Dst ? Dst->WineD3DSurface : NULL,
1571                                          DstRect,
1572                                          Flags,
1573                                          (WINEDDOVERLAYFX *) FX);
1574 }
1575
1576 /*****************************************************************************
1577  * IDirectDrawSurface7::UpdateOverlayDisplay
1578  *
1579  * The DX7 sdk says that it's not implemented
1580  *
1581  * Params:
1582  *  Flags: ?
1583  *
1584  * Returns: DDERR_UNSUPPORTED, because we don't support overlays
1585  *
1586  *****************************************************************************/
1587 static HRESULT WINAPI
1588 IDirectDrawSurfaceImpl_UpdateOverlayDisplay(IDirectDrawSurface7 *iface,
1589                                             DWORD Flags)
1590 {
1591     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1592     TRACE("(%p)->(%x)\n", This, Flags);
1593     return DDERR_UNSUPPORTED;
1594 }
1595
1596 /*****************************************************************************
1597  * IDirectDrawSurface7::UpdateOverlayZOrder
1598  *
1599  * Sets an overlay's Z order
1600  *
1601  * Params:
1602  *  Flags: DDOVERZ_* flags
1603  *  DDSRef: Defines the relative position in the overlay chain
1604  *
1605  * Returns:
1606  *  DDERR_NOTOVERLAYSURFACE, because we don't support overlays
1607  *
1608  *****************************************************************************/
1609 static HRESULT WINAPI
1610 IDirectDrawSurfaceImpl_UpdateOverlayZOrder(IDirectDrawSurface7 *iface,
1611                                            DWORD Flags,
1612                                            IDirectDrawSurface7 *DDSRef)
1613 {
1614     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1615     IDirectDrawSurfaceImpl *Ref = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, DDSRef);
1616
1617     TRACE("(%p)->(%x,%p): Relay\n", This, Flags, Ref);
1618     return IWineD3DSurface_UpdateOverlayZOrder(This->WineD3DSurface,
1619                                                Flags,
1620                                                Ref ? Ref->WineD3DSurface : NULL);
1621 }
1622
1623 /*****************************************************************************
1624  * IDirectDrawSurface7::GetDDInterface
1625  *
1626  * Returns the IDirectDraw7 interface pointer of the DirectDraw object this
1627  * surface belongs to
1628  *
1629  * Params:
1630  *  DD: Address to write the interface pointer to
1631  *
1632  * Returns:
1633  *  DD_OK on success
1634  *  DDERR_INVALIDPARAMS if DD is NULL
1635  *
1636  *****************************************************************************/
1637 static HRESULT WINAPI
1638 IDirectDrawSurfaceImpl_GetDDInterface(IDirectDrawSurface7 *iface,
1639                                       void **DD)
1640 {
1641     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1642
1643     /* It is not quite correct to use the same lpVtable for the different
1644      * IDirectDrawSurface versions because the GetDDInterface return different interfaces
1645      */
1646     FIXME("(%p)->(%p)\n",This,DD);
1647
1648     if(!DD)
1649         return DDERR_INVALIDPARAMS;
1650
1651     switch(This->version)
1652     {
1653         case 7:
1654             *((IDirectDraw7 **) DD) = ICOM_INTERFACE(This->ddraw, IDirectDraw7);
1655             IDirectDraw7_AddRef(*(IDirectDraw7 **) DD);
1656             break;
1657
1658         case 4:
1659             *((IDirectDraw4 **) DD) = ICOM_INTERFACE(This->ddraw, IDirectDraw4);
1660             IDirectDraw4_AddRef(*(IDirectDraw4 **) DD);
1661
1662         case 2:
1663         case 1:
1664             *((IDirectDraw **) DD) = ICOM_INTERFACE(This->ddraw, IDirectDraw);
1665             IDirectDraw_AddRef( *(IDirectDraw **) DD);
1666             break;
1667
1668     }
1669
1670     return DD_OK;
1671 }
1672
1673 /* This seems also windows implementation specific - I don't think WineD3D needs this */
1674 static HRESULT WINAPI IDirectDrawSurfaceImpl_ChangeUniquenessValue(IDirectDrawSurface7 *iface)
1675 {
1676     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1677     volatile IDirectDrawSurfaceImpl* vThis = This;
1678
1679     TRACE("(%p)\n",This);
1680     /* A uniqueness value of 0 is apparently special.
1681     * This needs to be checked. */
1682     while (1) {
1683         DWORD old_uniqueness_value = vThis->uniqueness_value;
1684         DWORD new_uniqueness_value = old_uniqueness_value+1;
1685
1686         if (old_uniqueness_value == 0) break;
1687         if (new_uniqueness_value == 0) new_uniqueness_value = 1;
1688
1689         if (InterlockedCompareExchange((LONG*)&vThis->uniqueness_value,
1690                                       old_uniqueness_value,
1691                                       new_uniqueness_value)
1692             == old_uniqueness_value)
1693             break;
1694     }
1695
1696     return DD_OK;
1697 }
1698
1699 static HRESULT WINAPI IDirectDrawSurfaceImpl_GetUniquenessValue(IDirectDrawSurface7 *iface, LPDWORD pValue)
1700 {
1701     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1702
1703     TRACE("(%p)->(%p)\n",This,pValue);
1704     *pValue = This->uniqueness_value;
1705     return DD_OK;
1706 }
1707
1708 /*****************************************************************************
1709  * IDirectDrawSurface7::SetLOD
1710  *
1711  * Sets the level of detail of a texture
1712  *
1713  * Params:
1714  *  MaxLOD: LOD to set
1715  *
1716  * Returns:
1717  *  DD_OK on success
1718  *  DDERR_INVALIDOBJECT if the surface is invalid for this method
1719  *
1720  *****************************************************************************/
1721 static HRESULT WINAPI
1722 IDirectDrawSurfaceImpl_SetLOD(IDirectDrawSurface7 *iface,
1723                               DWORD MaxLOD)
1724 {
1725     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1726     TRACE("(%p)->(%d)\n", This, MaxLOD);
1727
1728     if (!(This->surface_desc.ddsCaps.dwCaps2 & DDSCAPS2_TEXTUREMANAGE))
1729         return DDERR_INVALIDOBJECT;
1730
1731     if(!This->wineD3DTexture)
1732     {
1733         ERR("(%p) The DirectDraw texture has no WineD3DTexture!\n", This);
1734         return DDERR_INVALIDOBJECT;
1735     }
1736
1737     return IWineD3DTexture_SetLOD(This->wineD3DTexture,
1738                                   MaxLOD);
1739 }
1740
1741 /*****************************************************************************
1742  * IDirectDrawSurface7::GetLOD
1743  *
1744  * Returns the level of detail of a Direct3D texture
1745  *
1746  * Params:
1747  *  MaxLOD: Address to write the LOD to
1748  *
1749  * Returns:
1750  *  DD_OK on success
1751  *  DDERR_INVALIDPARAMS if MaxLOD is NULL
1752  *  DDERR_INVALIDOBJECT if the surface is invalid for this method
1753  *
1754  *****************************************************************************/
1755 static HRESULT WINAPI
1756 IDirectDrawSurfaceImpl_GetLOD(IDirectDrawSurface7 *iface,
1757                               DWORD *MaxLOD)
1758 {
1759     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1760     TRACE("(%p)->(%p)\n", This, MaxLOD);
1761
1762     if(!MaxLOD)
1763         return DDERR_INVALIDPARAMS;
1764
1765     if (!(This->surface_desc.ddsCaps.dwCaps2 & DDSCAPS2_TEXTUREMANAGE))
1766         return DDERR_INVALIDOBJECT;
1767
1768     *MaxLOD = IWineD3DTexture_GetLOD(This->wineD3DTexture);
1769     return DD_OK;
1770 }
1771
1772 /*****************************************************************************
1773  * IDirectDrawSurface7::BltFast
1774  *
1775  * Performs a fast Blit.
1776  *
1777  * Params:
1778  *  dstx: The x coordinate to blit to on the destination
1779  *  dsty: The y coordinate to blit to on the destination
1780  *  Source: The source surface
1781  *  rsrc: The source rectangle
1782  *  trans: Type of transfer. Some DDBLTFAST_* flags
1783  *
1784  * Returns:
1785  *  DD_OK on success
1786  *  For more details, see IWineD3DSurface::BltFast
1787  *
1788  *****************************************************************************/
1789 static HRESULT WINAPI
1790 IDirectDrawSurfaceImpl_BltFast(IDirectDrawSurface7 *iface,
1791                                DWORD dstx,
1792                                DWORD dsty,
1793                                IDirectDrawSurface7 *Source,
1794                                RECT *rsrc,
1795                                DWORD trans)
1796 {
1797     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1798     IDirectDrawSurfaceImpl *src = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, Source);
1799     TRACE("(%p)->(%d,%d,%p,%p,%d): Relay\n", This, dstx, dsty, Source, rsrc, trans);
1800
1801     return IWineD3DSurface_BltFast(This->WineD3DSurface,
1802                                    dstx, dsty,
1803                                    src ? src->WineD3DSurface : NULL,
1804                                    rsrc,
1805                                    trans);
1806 }
1807
1808 /*****************************************************************************
1809  * IDirectDrawSurface7::GetClipper
1810  *
1811  * Returns the IDirectDrawClipper interface of the clipper assigned to this
1812  * surface
1813  *
1814  * Params:
1815  *  Clipper: Address to store the interface pointer at
1816  *
1817  * Returns:
1818  *  DD_OK on success
1819  *  DDERR_INVALIDPARAMS if Clipper is NULL
1820  *  DDERR_NOCLIPPERATTACHED if there's no clipper attached
1821  *
1822  *****************************************************************************/
1823 static HRESULT WINAPI
1824 IDirectDrawSurfaceImpl_GetClipper(IDirectDrawSurface7 *iface,
1825                                   IDirectDrawClipper **Clipper)
1826 {
1827     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1828     TRACE("(%p)->(%p)\n", This, Clipper);
1829
1830     if(!Clipper)
1831         return DDERR_INVALIDPARAMS;
1832
1833     if(This->clipper == NULL)
1834         return DDERR_NOCLIPPERATTACHED;
1835
1836     *Clipper = ICOM_INTERFACE(This->clipper, IDirectDrawClipper);
1837     IDirectDrawClipper_AddRef(*Clipper);
1838     return DD_OK;
1839 }
1840
1841 /*****************************************************************************
1842  * IDirectDrawSurface7::SetClipper
1843  *
1844  * Sets a clipper for the surface
1845  *
1846  * Params:
1847  *  Clipper: IDirectDrawClipper interface of the clipper to set
1848  *
1849  * Returns:
1850  *  DD_OK on success
1851  *
1852  *****************************************************************************/
1853 static HRESULT WINAPI
1854 IDirectDrawSurfaceImpl_SetClipper(IDirectDrawSurface7 *iface,
1855                                   IDirectDrawClipper *Clipper)
1856 {
1857     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1858
1859     TRACE("(%p)->(%p)\n",This,Clipper);
1860     if (ICOM_OBJECT(IDirectDrawClipperImpl, IDirectDrawClipper, Clipper) == This->clipper)
1861         return DD_OK;
1862
1863     if (This->clipper != NULL)
1864         IDirectDrawClipper_Release(ICOM_INTERFACE(This->clipper, IDirectDrawClipper) );
1865
1866     This->clipper = ICOM_OBJECT(IDirectDrawClipperImpl, IDirectDrawClipper, Clipper);
1867     if (Clipper != NULL)
1868         IDirectDrawClipper_AddRef(Clipper);
1869
1870     return DD_OK;
1871 }
1872
1873 /*****************************************************************************
1874  * IDirectDrawSurface7::SetSurfaceDesc
1875  *
1876  * Sets the surface description. It can override the pixel format, the surface
1877  * memory, ...
1878  * It's not really tested.
1879  *
1880  * Params:
1881  * DDSD: Pointer to the new surface description to set
1882  * Flags: Some flags
1883  *
1884  * Returns:
1885  *  DD_OK on success
1886  *  DDERR_INVALIDPARAMS if DDSD is NULL
1887  *
1888  *****************************************************************************/
1889 static HRESULT WINAPI
1890 IDirectDrawSurfaceImpl_SetSurfaceDesc(IDirectDrawSurface7 *iface,
1891                                       DDSURFACEDESC2 *DDSD,
1892                                       DWORD Flags)
1893 {
1894     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1895     WINED3DFORMAT newFormat = WINED3DFMT_UNKNOWN;
1896     HRESULT hr;
1897     TRACE("(%p)->(%p,%x)\n", This, DDSD, Flags);
1898
1899     if(!DDSD)
1900         return DDERR_INVALIDPARAMS;
1901
1902     if (DDSD->dwFlags & DDSD_LPSURFACE && DDSD->lpSurface)
1903     {
1904         ERR("Setting the surface memory isn't supported yet\n");
1905         return DDERR_INVALIDPARAMS;
1906
1907     }
1908     if (DDSD->dwFlags & DDSD_PIXELFORMAT)
1909     {
1910         newFormat = PixelFormat_DD2WineD3D(&DDSD->u4.ddpfPixelFormat);
1911
1912         if(newFormat == WINED3DFMT_UNKNOWN)
1913         {
1914             ERR("Requested to set an unknown pixelformat\n");
1915             return DDERR_INVALIDPARAMS;
1916         }
1917         if(newFormat != PixelFormat_DD2WineD3D(&This->surface_desc.u4.ddpfPixelFormat) )
1918         {
1919             hr = IWineD3DSurface_SetFormat(This->WineD3DSurface,
1920                                            newFormat);
1921             if(hr != DD_OK) return hr;
1922         }
1923     }
1924     if (DDSD->dwFlags & DDSD_CKDESTOVERLAY)
1925     {
1926         IWineD3DSurface_SetColorKey(This->WineD3DSurface,
1927                                     DDCKEY_DESTOVERLAY,
1928                                     &DDSD->u3.ddckCKDestOverlay);
1929     }
1930     if (DDSD->dwFlags & DDSD_CKDESTBLT)
1931     {
1932         IWineD3DSurface_SetColorKey(This->WineD3DSurface,
1933                                     DDCKEY_DESTBLT,
1934                                     &DDSD->ddckCKDestBlt);
1935     }
1936     if (DDSD->dwFlags & DDSD_CKSRCOVERLAY)
1937     {
1938         IWineD3DSurface_SetColorKey(This->WineD3DSurface,
1939                                     DDCKEY_SRCOVERLAY,
1940                                     &DDSD->ddckCKSrcOverlay);
1941     }
1942     if (DDSD->dwFlags & DDSD_CKSRCBLT)
1943     {
1944         IWineD3DSurface_SetColorKey(This->WineD3DSurface,
1945                                     DDCKEY_SRCBLT,
1946                                     &DDSD->ddckCKSrcBlt);
1947     }
1948     if (DDSD->dwFlags & DDSD_LPSURFACE)
1949     {
1950         hr = IWineD3DSurface_SetMem(This->WineD3DSurface, DDSD->lpSurface);
1951         if(hr != WINED3D_OK)
1952         {
1953             /* No need for a trace here, wined3d does that for us */
1954             return hr;
1955         }
1956     }
1957
1958     This->surface_desc = *DDSD;
1959
1960     return DD_OK;
1961 }
1962
1963 /*****************************************************************************
1964  * IDirectDrawSurface7::GetPalette
1965  *
1966  * Returns the IDirectDrawPalette interface of the palette currently assigned
1967  * to the surface
1968  *
1969  * Params:
1970  *  Pal: Address to write the interface pointer to
1971  *
1972  * Returns:
1973  *  DD_OK on success
1974  *  DDERR_INVALIDPARAMS if Pal is NULL
1975  *
1976  *****************************************************************************/
1977 static HRESULT WINAPI
1978 IDirectDrawSurfaceImpl_GetPalette(IDirectDrawSurface7 *iface,
1979                                   IDirectDrawPalette **Pal)
1980 {
1981     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
1982     IWineD3DPalette *wPal;
1983     HRESULT hr;
1984     TRACE("(%p)->(%p): Relay\n", This, Pal);
1985
1986     if(!Pal)
1987         return DDERR_INVALIDPARAMS;
1988
1989     hr = IWineD3DSurface_GetPalette(This->WineD3DSurface, &wPal);
1990     if(hr != DD_OK) return hr;
1991
1992     if(wPal)
1993     {
1994         hr = IWineD3DPalette_GetParent(wPal, (IUnknown **) Pal);
1995     }
1996     else
1997     {
1998         *Pal = NULL;
1999         hr = DDERR_NOPALETTEATTACHED;
2000     }
2001
2002     return hr;
2003 }
2004
2005 /*****************************************************************************
2006  * IDirectDrawSurface7::SetColorKey
2007  *
2008  * Sets the color keying options for the surface. Observations showed that
2009  * in case of complex surfaces the color key has to be assigned to all
2010  * sublevels.
2011  *
2012  * Params:
2013  *  Flags: DDCKEY_*
2014  *  CKey: The new color key
2015  *
2016  * Returns:
2017  *  DD_OK on success
2018  *  See IWineD3DSurface::SetColorKey for details
2019  *
2020  *****************************************************************************/
2021 static HRESULT WINAPI
2022 IDirectDrawSurfaceImpl_SetColorKey(IDirectDrawSurface7 *iface,
2023                                    DWORD Flags,
2024                                    DDCOLORKEY *CKey)
2025 {
2026     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
2027     IDirectDrawSurfaceImpl *surf;
2028     HRESULT hr;
2029     TRACE("(%p)->(%x,%p)\n", This, Flags, CKey);
2030
2031     for(surf = This->first_complex; surf; surf = surf->next_complex)
2032     {
2033         hr = IWineD3DSurface_SetColorKey(surf->WineD3DSurface,
2034                                          Flags,
2035                                          CKey);
2036         if(FAILED(hr))
2037         {
2038             WARN("IWineD3DSurface::SetColorKey for surface %p failed with hr=%08x\n",
2039                  surf->WineD3DSurface, hr);
2040             return hr;
2041         }
2042     }
2043     return DD_OK;
2044 }
2045
2046 /*****************************************************************************
2047  * IDirectDrawSurface7::SetPalette
2048  *
2049  * Assigns a DirectDrawPalette object to the surface
2050  *
2051  * Params:
2052  *  Pal: Interface to the palette to set
2053  *
2054  * Returns:
2055  *  DD_OK on success
2056  *
2057  *****************************************************************************/
2058 static HRESULT WINAPI
2059 IDirectDrawSurfaceImpl_SetPalette(IDirectDrawSurface7 *iface,
2060                                   IDirectDrawPalette *Pal)
2061 {
2062     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
2063     IDirectDrawPalette *oldPal;
2064     IDirectDrawSurfaceImpl *surf;
2065     IDirectDrawPaletteImpl *PalImpl = ICOM_OBJECT(IDirectDrawPaletteImpl, IDirectDrawPalette, Pal);
2066     HRESULT hr;
2067     TRACE("(%p)->(%p)\n", This, Pal);
2068
2069     /* Find the old palette */
2070     hr = IDirectDrawSurface_GetPalette(iface, &oldPal);
2071     if(hr != DD_OK && hr != DDERR_NOPALETTEATTACHED) return hr;
2072     if(oldPal) IDirectDrawPalette_Release(oldPal);  /* For the GetPalette */
2073
2074     /* Set the new Palette */
2075     IWineD3DSurface_SetPalette(This->WineD3DSurface,
2076                                PalImpl ? PalImpl->wineD3DPalette : NULL);
2077     /* AddRef the Palette */
2078     if(Pal) IDirectDrawPalette_AddRef(Pal);
2079
2080     /* Release the old palette */
2081     if(oldPal) IDirectDrawPalette_Release(oldPal);
2082
2083     /* If this is a front buffer, also update the back buffers */
2084     if(This->surface_desc.ddsCaps.dwCaps & DDSCAPS_FRONTBUFFER)
2085     {
2086         for(surf = This->next_complex; surf != NULL; surf = surf->next_complex)
2087         {
2088             IDirectDrawSurface7_SetPalette(ICOM_INTERFACE(surf, IDirectDrawSurface7),
2089                                            Pal);
2090         }
2091     }
2092
2093     return DD_OK;
2094 }
2095
2096 /*****************************************************************************
2097  * The VTable
2098  *****************************************************************************/
2099
2100 const IDirectDrawSurface7Vtbl IDirectDrawSurface7_Vtbl =
2101 {
2102     /*** IUnknown ***/
2103     IDirectDrawSurfaceImpl_QueryInterface,
2104     IDirectDrawSurfaceImpl_AddRef,
2105     IDirectDrawSurfaceImpl_Release,
2106     /*** IDirectDrawSurface ***/
2107     IDirectDrawSurfaceImpl_AddAttachedSurface,
2108     IDirectDrawSurfaceImpl_AddOverlayDirtyRect,
2109     IDirectDrawSurfaceImpl_Blt,
2110     IDirectDrawSurfaceImpl_BltBatch,
2111     IDirectDrawSurfaceImpl_BltFast,
2112     IDirectDrawSurfaceImpl_DeleteAttachedSurface,
2113     IDirectDrawSurfaceImpl_EnumAttachedSurfaces,
2114     IDirectDrawSurfaceImpl_EnumOverlayZOrders,
2115     IDirectDrawSurfaceImpl_Flip,
2116     IDirectDrawSurfaceImpl_GetAttachedSurface,
2117     IDirectDrawSurfaceImpl_GetBltStatus,
2118     IDirectDrawSurfaceImpl_GetCaps,
2119     IDirectDrawSurfaceImpl_GetClipper,
2120     IDirectDrawSurfaceImpl_GetColorKey,
2121     IDirectDrawSurfaceImpl_GetDC,
2122     IDirectDrawSurfaceImpl_GetFlipStatus,
2123     IDirectDrawSurfaceImpl_GetOverlayPosition,
2124     IDirectDrawSurfaceImpl_GetPalette,
2125     IDirectDrawSurfaceImpl_GetPixelFormat,
2126     IDirectDrawSurfaceImpl_GetSurfaceDesc,
2127     IDirectDrawSurfaceImpl_Initialize,
2128     IDirectDrawSurfaceImpl_IsLost,
2129     IDirectDrawSurfaceImpl_Lock,
2130     IDirectDrawSurfaceImpl_ReleaseDC,
2131     IDirectDrawSurfaceImpl_Restore,
2132     IDirectDrawSurfaceImpl_SetClipper,
2133     IDirectDrawSurfaceImpl_SetColorKey,
2134     IDirectDrawSurfaceImpl_SetOverlayPosition,
2135     IDirectDrawSurfaceImpl_SetPalette,
2136     IDirectDrawSurfaceImpl_Unlock,
2137     IDirectDrawSurfaceImpl_UpdateOverlay,
2138     IDirectDrawSurfaceImpl_UpdateOverlayDisplay,
2139     IDirectDrawSurfaceImpl_UpdateOverlayZOrder,
2140     /*** IDirectDrawSurface2 ***/
2141     IDirectDrawSurfaceImpl_GetDDInterface,
2142     IDirectDrawSurfaceImpl_PageLock,
2143     IDirectDrawSurfaceImpl_PageUnlock,
2144     /*** IDirectDrawSurface3 ***/
2145     IDirectDrawSurfaceImpl_SetSurfaceDesc,
2146     /*** IDirectDrawSurface4 ***/
2147     IDirectDrawSurfaceImpl_SetPrivateData,
2148     IDirectDrawSurfaceImpl_GetPrivateData,
2149     IDirectDrawSurfaceImpl_FreePrivateData,
2150     IDirectDrawSurfaceImpl_GetUniquenessValue,
2151     IDirectDrawSurfaceImpl_ChangeUniquenessValue,
2152     /*** IDirectDrawSurface7 ***/
2153     IDirectDrawSurfaceImpl_SetPriority,
2154     IDirectDrawSurfaceImpl_GetPriority,
2155     IDirectDrawSurfaceImpl_SetLOD,
2156     IDirectDrawSurfaceImpl_GetLOD
2157 };