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[wine] / dlls / ddraw / ddraw.c
1 /*
2  * Copyright 1997-2000 Marcus Meissner
3  * Copyright 1998-2000 Lionel Ulmer
4  * Copyright 2000-2001 TransGaming Technologies Inc.
5  * Copyright 2006 Stefan Dösinger
6  * Copyright 2008 Denver Gingerich
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with this library; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21  */
22
23 #include "config.h"
24 #include "wine/port.h"
25
26 #include <assert.h>
27 #include <stdarg.h>
28 #include <string.h>
29 #include <stdlib.h>
30
31 #define COBJMACROS
32 #define NONAMELESSUNION
33
34 #include "windef.h"
35 #include "winbase.h"
36 #include "winerror.h"
37 #include "wingdi.h"
38 #include "wine/exception.h"
39
40 #include "ddraw.h"
41 #include "d3d.h"
42
43 #include "ddraw_private.h"
44 #include "wine/debug.h"
45
46 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
47
48 static BOOL IDirectDrawImpl_DDSD_Match(const DDSURFACEDESC2* requested, const DDSURFACEDESC2* provided);
49 static HRESULT WINAPI IDirectDrawImpl_AttachD3DDevice(IDirectDrawImpl *This, IDirectDrawSurfaceImpl *primary);
50 static HRESULT WINAPI IDirectDrawImpl_CreateNewSurface(IDirectDrawImpl *This, DDSURFACEDESC2 *pDDSD, IDirectDrawSurfaceImpl **ppSurf, UINT level);
51 static HRESULT WINAPI IDirectDrawImpl_CreateGDISwapChain(IDirectDrawImpl *This, IDirectDrawSurfaceImpl *primary);
52
53 /* Device identifier. Don't relay it to WineD3D */
54 static const DDDEVICEIDENTIFIER2 deviceidentifier =
55 {
56     "display",
57     "DirectDraw HAL",
58     { { 0x00010001, 0x00010001 } },
59     0, 0, 0, 0,
60     /* a8373c10-7ac4-4deb-849a-009844d08b2d */
61     {0xa8373c10,0x7ac4,0x4deb, {0x84,0x9a,0x00,0x98,0x44,0xd0,0x8b,0x2d}},
62     0
63 };
64
65 /*****************************************************************************
66  * IUnknown Methods
67  *****************************************************************************/
68
69 /*****************************************************************************
70  * IDirectDraw7::QueryInterface
71  *
72  * Queries different interfaces of the DirectDraw object. It can return
73  * IDirectDraw interfaces in version 1, 2, 4 and 7, and IDirect3D interfaces
74  * in version 1, 2, 3 and 7. An IDirect3DDevice can be created with this
75  * method.
76  * The returned interface is AddRef()-ed before it's returned
77  *
78  * Used for version 1, 2, 4 and 7
79  *
80  * Params:
81  *  refiid: Interface ID asked for
82  *  obj: Used to return the interface pointer
83  *
84  * Returns:
85  *  S_OK if an interface was found
86  *  E_NOINTERFACE if the requested interface wasn't found
87  *
88  *****************************************************************************/
89 static HRESULT WINAPI
90 IDirectDrawImpl_QueryInterface(IDirectDraw7 *iface,
91                                REFIID refiid,
92                                void **obj)
93 {
94     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
95
96     TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(refiid), obj);
97
98     /* Can change surface impl type */
99     EnterCriticalSection(&ddraw_cs);
100
101     /* According to COM docs, if the QueryInterface fails, obj should be set to NULL */
102     *obj = NULL;
103
104     if(!refiid)
105     {
106         LeaveCriticalSection(&ddraw_cs);
107         return DDERR_INVALIDPARAMS;
108     }
109
110     /* Check DirectDraw Interfaces */
111     if ( IsEqualGUID( &IID_IUnknown, refiid ) ||
112          IsEqualGUID( &IID_IDirectDraw7, refiid ) )
113     {
114         *obj = ICOM_INTERFACE(This, IDirectDraw7);
115         TRACE("(%p) Returning IDirectDraw7 interface at %p\n", This, *obj);
116     }
117     else if ( IsEqualGUID( &IID_IDirectDraw4, refiid ) )
118     {
119         *obj = ICOM_INTERFACE(This, IDirectDraw4);
120         TRACE("(%p) Returning IDirectDraw4 interface at %p\n", This, *obj);
121     }
122     else if ( IsEqualGUID( &IID_IDirectDraw3, refiid ) )
123     {
124         *obj = ICOM_INTERFACE(This, IDirectDraw3);
125         TRACE("(%p) Returning IDirectDraw3 interface at %p\n", This, *obj);
126     }
127     else if ( IsEqualGUID( &IID_IDirectDraw2, refiid ) )
128     {
129         *obj = ICOM_INTERFACE(This, IDirectDraw2);
130         TRACE("(%p) Returning IDirectDraw2 interface at %p\n", This, *obj);
131     }
132     else if ( IsEqualGUID( &IID_IDirectDraw, refiid ) )
133     {
134         *obj = ICOM_INTERFACE(This, IDirectDraw);
135         TRACE("(%p) Returning IDirectDraw interface at %p\n", This, *obj);
136     }
137
138     /* Direct3D
139      * The refcount unit test revealed that an IDirect3D7 interface can only be queried
140      * from a DirectDraw object that was created as an IDirectDraw7 interface. No idea
141      * who had this idea and why. The older interfaces can query and IDirect3D version
142      * because they are all created as IDirectDraw(1). This isn't really crucial behavior,
143      * and messy to implement with the common creation function, so it has been left out here.
144      */
145     else if ( IsEqualGUID( &IID_IDirect3D  , refiid ) ||
146               IsEqualGUID( &IID_IDirect3D2 , refiid ) ||
147               IsEqualGUID( &IID_IDirect3D3 , refiid ) ||
148               IsEqualGUID( &IID_IDirect3D7 , refiid ) )
149     {
150         /* Check the surface implementation */
151         if(This->ImplType == SURFACE_UNKNOWN)
152         {
153             /* Apps may create the IDirect3D Interface before the primary surface.
154              * set the surface implementation */
155             This->ImplType = SURFACE_OPENGL;
156             TRACE("(%p) Choosing OpenGL surfaces because a Direct3D interface was requested\n", This);
157         }
158         else if(This->ImplType != SURFACE_OPENGL && DefaultSurfaceType == SURFACE_UNKNOWN)
159         {
160             ERR("(%p) The App is requesting a D3D device, but a non-OpenGL surface type was choosen. Prepare for trouble!\n", This);
161             ERR(" (%p) You may want to contact wine-devel for help\n", This);
162             /* Should I assert(0) here??? */
163         }
164         else if(This->ImplType != SURFACE_OPENGL)
165         {
166             WARN("The app requests a Direct3D interface, but non-opengl surfaces where set in winecfg\n");
167             /* Do not abort here, only reject 3D Device creation */
168         }
169
170         if ( IsEqualGUID( &IID_IDirect3D  , refiid ) )
171         {
172             This->d3dversion = 1;
173             *obj = ICOM_INTERFACE(This, IDirect3D);
174             TRACE(" returning Direct3D interface at %p.\n", *obj);
175         }
176         else if ( IsEqualGUID( &IID_IDirect3D2  , refiid ) )
177         {
178             This->d3dversion = 2;
179             *obj = ICOM_INTERFACE(This, IDirect3D2);
180             TRACE(" returning Direct3D2 interface at %p.\n", *obj);
181         }
182         else if ( IsEqualGUID( &IID_IDirect3D3  , refiid ) )
183         {
184             This->d3dversion = 3;
185             *obj = ICOM_INTERFACE(This, IDirect3D3);
186             TRACE(" returning Direct3D3 interface at %p.\n", *obj);
187         }
188         else if(IsEqualGUID( &IID_IDirect3D7  , refiid ))
189         {
190             This->d3dversion = 7;
191             *obj = ICOM_INTERFACE(This, IDirect3D7);
192             TRACE(" returning Direct3D7 interface at %p.\n", *obj);
193         }
194     }
195
196     /* Unknown interface */
197     else
198     {
199         ERR("(%p)->(%s, %p): No interface found\n", This, debugstr_guid(refiid), obj);
200         LeaveCriticalSection(&ddraw_cs);
201         return E_NOINTERFACE;
202     }
203
204     IUnknown_AddRef( (IUnknown *) *obj );
205     LeaveCriticalSection(&ddraw_cs);
206     return S_OK;
207 }
208
209 /*****************************************************************************
210  * IDirectDraw7::AddRef
211  *
212  * Increases the interfaces refcount, basically
213  *
214  * DDraw refcounting is a bit tricky. The different DirectDraw interface
215  * versions have individual refcounts, but the IDirect3D interfaces do not.
216  * All interfaces are from one object, that means calling QueryInterface on an
217  * IDirectDraw7 interface for an IDirectDraw4 interface does not create a new
218  * IDirectDrawImpl object.
219  *
220  * That means all AddRef and Release implementations of IDirectDrawX work
221  * with their own counter, and IDirect3DX::AddRef thunk to IDirectDraw (1),
222  * except of IDirect3D7 which thunks to IDirectDraw7
223  *
224  * Returns: The new refcount
225  *
226  *****************************************************************************/
227 static ULONG WINAPI
228 IDirectDrawImpl_AddRef(IDirectDraw7 *iface)
229 {
230     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
231     ULONG ref = InterlockedIncrement(&This->ref7);
232
233     TRACE("(%p) : incrementing IDirectDraw7 refcount from %u.\n", This, ref -1);
234
235     if(ref == 1) InterlockedIncrement(&This->numIfaces);
236
237     return ref;
238 }
239
240 /*****************************************************************************
241  * IDirectDrawImpl_Destroy
242  *
243  * Destroys a ddraw object if all refcounts are 0. This is to share code
244  * between the IDirectDrawX::Release functions
245  *
246  * Params:
247  *  This: DirectDraw object to destroy
248  *
249  *****************************************************************************/
250 void
251 IDirectDrawImpl_Destroy(IDirectDrawImpl *This)
252 {
253     /* Clear the cooplevel to restore window and display mode */
254     IDirectDraw7_SetCooperativeLevel(ICOM_INTERFACE(This, IDirectDraw7),
255                                         NULL,
256                                         DDSCL_NORMAL);
257
258     /* Destroy the device window if we created one */
259     if(This->devicewindow != 0)
260     {
261         TRACE(" (%p) Destroying the device window %p\n", This, This->devicewindow);
262         DestroyWindow(This->devicewindow);
263         This->devicewindow = 0;
264     }
265
266     /* Unregister the window class */
267     UnregisterClassA(This->classname, 0);
268
269     EnterCriticalSection(&ddraw_cs);
270     list_remove(&This->ddraw_list_entry);
271     LeaveCriticalSection(&ddraw_cs);
272
273     /* Release the attached WineD3D stuff */
274     IWineD3DDevice_Release(This->wineD3DDevice);
275     IWineD3D_Release(This->wineD3D);
276
277     /* Now free the object */
278     HeapFree(GetProcessHeap(), 0, This);
279 }
280
281 /*****************************************************************************
282  * IDirectDraw7::Release
283  *
284  * Decreases the refcount. If the refcount falls to 0, the object is destroyed
285  *
286  * Returns: The new refcount
287  *****************************************************************************/
288 static ULONG WINAPI
289 IDirectDrawImpl_Release(IDirectDraw7 *iface)
290 {
291     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
292     ULONG ref = InterlockedDecrement(&This->ref7);
293
294     TRACE("(%p)->() decrementing IDirectDraw7 refcount from %u.\n", This, ref +1);
295
296     if(ref == 0)
297     {
298         ULONG ifacecount = InterlockedDecrement(&This->numIfaces);
299         if(ifacecount == 0) IDirectDrawImpl_Destroy(This);
300     }
301
302     return ref;
303 }
304
305 /*****************************************************************************
306  * IDirectDraw methods
307  *****************************************************************************/
308
309 /*****************************************************************************
310  * IDirectDraw7::SetCooperativeLevel
311  *
312  * Sets the cooperative level for the DirectDraw object, and the window
313  * assigned to it. The cooperative level determines the general behavior
314  * of the DirectDraw application
315  *
316  * Warning: This is quite tricky, as it's not really documented which
317  * cooperative levels can be combined with each other. If a game fails
318  * after this function, try to check the cooperative levels passed on
319  * Windows, and if it returns something different.
320  *
321  * If you think that this function caused the failure because it writes a
322  * fixme, be sure to run again with a +ddraw trace.
323  *
324  * What is known about cooperative levels (See the ddraw modes test):
325  * DDSCL_EXCLUSIVE and DDSCL_FULLSCREEN must be used with each other
326  * DDSCL_NORMAL is not compatible with DDSCL_EXCLUSIVE or DDSCL_FULLSCREEN
327  * DDSCL_SETFOCUSWINDOW can be passed only in DDSCL_NORMAL mode, but after that
328  * DDSCL_FULLSCREEN can be activated
329  * DDSCL_SETFOCUSWINDOW may only be used with DDSCL_NOWINDOWCHANGES
330  *
331  * Handled flags: DDSCL_NORMAL, DDSCL_FULLSCREEN, DDSCL_EXCLUSIVE,
332  *                DDSCL_SETFOCUSWINDOW (partially),
333  *                DDSCL_MULTITHREADED (work in progress)
334  *
335  * Unhandled flags, which should be implemented
336  *  DDSCL_SETDEVICEWINDOW: Sets a window specially used for rendering (I don't
337  *  expect any difference to a normal window for wine)
338  *  DDSCL_CREATEDEVICEWINDOW: Tells ddraw to create its own window for
339  *  rendering (Possible test case: Half-life)
340  *
341  * Unsure about these: DDSCL_FPUSETUP DDSCL_FPURESERVE
342  *
343  * These don't seem very important for wine:
344  *  DDSCL_ALLOWREBOOT, DDSCL_NOWINDOWCHANGES, DDSCL_ALLOWMODEX
345  *
346  * Returns:
347  *  DD_OK if the cooperative level was set successfully
348  *  DDERR_INVALIDPARAMS if the passed cooperative level combination is invalid
349  *  DDERR_HWNDALREADYSET if DDSCL_SETFOCUSWINDOW is passed in exclusive mode
350  *   (Probably others too, have to investigate)
351  *
352  *****************************************************************************/
353 static HRESULT WINAPI
354 IDirectDrawImpl_SetCooperativeLevel(IDirectDraw7 *iface,
355                                     HWND hwnd,
356                                     DWORD cooplevel)
357 {
358     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
359     HWND window;
360
361     TRACE("(%p)->(%p,%08x)\n",This,hwnd,cooplevel);
362     DDRAW_dump_cooperativelevel(cooplevel);
363
364     EnterCriticalSection(&ddraw_cs);
365
366     /* Get the old window */
367     window = This->dest_window;
368
369     /* Tests suggest that we need one of them: */
370     if(!(cooplevel & (DDSCL_SETFOCUSWINDOW |
371                       DDSCL_NORMAL         |
372                       DDSCL_EXCLUSIVE      )))
373     {
374         TRACE("Incorrect cooplevel flags, returning DDERR_INVALIDPARAMS\n");
375         LeaveCriticalSection(&ddraw_cs);
376         return DDERR_INVALIDPARAMS;
377     }
378
379     /* Handle those levels first which set various hwnds */
380     if(cooplevel & DDSCL_SETFOCUSWINDOW)
381     {
382         /* This isn't compatible with a lot of flags */
383         if(cooplevel & ( DDSCL_MULTITHREADED   |
384                          DDSCL_FPUSETUP        |
385                          DDSCL_FPUPRESERVE     |
386                          DDSCL_ALLOWREBOOT     |
387                          DDSCL_ALLOWMODEX      |
388                          DDSCL_SETDEVICEWINDOW |
389                          DDSCL_NORMAL          |
390                          DDSCL_EXCLUSIVE       |
391                          DDSCL_FULLSCREEN      ) )
392         {
393             TRACE("Called with incompatible flags, returning DDERR_INVALIDPARAMS\n");
394             LeaveCriticalSection(&ddraw_cs);
395             return DDERR_INVALIDPARAMS;
396         }
397         else if( (This->cooperative_level & DDSCL_FULLSCREEN) && window)
398         {
399             TRACE("Setting DDSCL_SETFOCUSWINDOW with an already set window, returning DDERR_HWNDALREADYSET\n");
400             LeaveCriticalSection(&ddraw_cs);
401             return DDERR_HWNDALREADYSET;
402         }
403
404         This->focuswindow = hwnd;
405         /* Won't use the hwnd param for anything else */
406         hwnd = NULL;
407
408         /* Use the focus window for drawing too */
409         This->dest_window = This->focuswindow;
410
411         /* Destroy the device window, if we have one */
412         if(This->devicewindow)
413         {
414             DestroyWindow(This->devicewindow);
415             This->devicewindow = NULL;
416         }
417     }
418     /* DDSCL_NORMAL or DDSCL_FULLSCREEN | DDSCL_EXCLUSIVE */
419     if(cooplevel & DDSCL_NORMAL)
420     {
421         /* Can't coexist with fullscreen or exclusive */
422         if(cooplevel & (DDSCL_FULLSCREEN | DDSCL_EXCLUSIVE) )
423         {
424             TRACE("(%p) DDSCL_NORMAL is not compative with DDSCL_FULLSCREEN or DDSCL_EXCLUSIVE\n", This);
425             LeaveCriticalSection(&ddraw_cs);
426             return DDERR_INVALIDPARAMS;
427         }
428
429         /* Switching from fullscreen? */
430         if(This->cooperative_level & DDSCL_FULLSCREEN)
431         {
432             /* Restore the display mode */
433             IDirectDraw7_RestoreDisplayMode(iface);
434
435             This->cooperative_level &= ~DDSCL_FULLSCREEN;
436             This->cooperative_level &= ~DDSCL_EXCLUSIVE;
437             This->cooperative_level &= ~DDSCL_ALLOWMODEX;
438         }
439
440         /* Don't override focus windows or private device windows */
441         if( hwnd &&
442             !(This->focuswindow) &&
443             !(This->devicewindow) &&
444             (hwnd != window) )
445         {
446             This->dest_window = hwnd;
447         }
448     }
449     else if(cooplevel & DDSCL_FULLSCREEN)
450     {
451         /* Needs DDSCL_EXCLUSIVE */
452         if(!(cooplevel & DDSCL_EXCLUSIVE) )
453         {
454             TRACE("(%p) DDSCL_FULLSCREEN needs DDSCL_EXCLUSIVE\n", This);
455             LeaveCriticalSection(&ddraw_cs);
456             return DDERR_INVALIDPARAMS;
457         }
458         /* Need a HWND
459         if(hwnd == 0)
460         {
461             TRACE("(%p) DDSCL_FULLSCREEN needs a HWND\n", This);
462             return DDERR_INVALIDPARAMS;
463         }
464         */
465
466         This->cooperative_level &= ~DDSCL_NORMAL;
467
468         /* Don't override focus windows or private device windows */
469         if( hwnd &&
470             !(This->focuswindow) &&
471             !(This->devicewindow) &&
472             (hwnd != window) )
473         {
474             This->dest_window = hwnd;
475         }
476     }
477     else if(cooplevel & DDSCL_EXCLUSIVE)
478     {
479         TRACE("(%p) DDSCL_EXCLUSIVE needs DDSCL_FULLSCREEN\n", This);
480         LeaveCriticalSection(&ddraw_cs);
481         return DDERR_INVALIDPARAMS;
482     }
483
484     if(cooplevel & DDSCL_CREATEDEVICEWINDOW)
485     {
486         /* Don't create a device window if a focus window is set */
487         if( !(This->focuswindow) )
488         {
489             HWND devicewindow = CreateWindowExA(0, This->classname, "DDraw device window",
490                                                 WS_POPUP, 0, 0,
491                                                 GetSystemMetrics(SM_CXSCREEN),
492                                                 GetSystemMetrics(SM_CYSCREEN),
493                                                 NULL, NULL, GetModuleHandleA(0), NULL);
494
495             ShowWindow(devicewindow, SW_SHOW);   /* Just to be sure */
496             TRACE("(%p) Created a DDraw device window. HWND=%p\n", This, devicewindow);
497
498             This->devicewindow = devicewindow;
499             This->dest_window = devicewindow;
500         }
501     }
502
503     if(cooplevel & DDSCL_MULTITHREADED && !(This->cooperative_level & DDSCL_MULTITHREADED))
504     {
505         /* Enable thread safety in wined3d */
506         IWineD3DDevice_SetMultithreaded(This->wineD3DDevice);
507     }
508
509     /* Unhandled flags */
510     if(cooplevel & DDSCL_ALLOWREBOOT)
511         WARN("(%p) Unhandled flag DDSCL_ALLOWREBOOT, harmless\n", This);
512     if(cooplevel & DDSCL_ALLOWMODEX)
513         WARN("(%p) Unhandled flag DDSCL_ALLOWMODEX, harmless\n", This);
514     if(cooplevel & DDSCL_FPUSETUP)
515         WARN("(%p) Unhandled flag DDSCL_FPUSETUP, harmless\n", This);
516
517     /* Store the cooperative_level */
518     This->cooperative_level |= cooplevel;
519     TRACE("SetCooperativeLevel retuning DD_OK\n");
520     LeaveCriticalSection(&ddraw_cs);
521     return DD_OK;
522 }
523
524 /*****************************************************************************
525  *
526  * Helper function for SetDisplayMode and RestoreDisplayMode
527  *
528  * Implements DirectDraw's SetDisplayMode, but ignores the value of
529  * ForceRefreshRate, since it is already handled by
530  * IDirectDrawImpl_SetDisplayMode.  RestoreDisplayMode can use this function
531  * without worrying that ForceRefreshRate will override the refresh rate.  For
532  * argument and return value documentation, see
533  * IDirectDrawImpl_SetDisplayMode.
534  *
535  *****************************************************************************/
536 static HRESULT
537 IDirectDrawImpl_SetDisplayModeNoOverride(IDirectDraw7 *iface,
538                                          DWORD Width,
539                                          DWORD Height,
540                                          DWORD BPP,
541                                          DWORD RefreshRate,
542                                          DWORD Flags)
543 {
544     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
545     WINED3DDISPLAYMODE Mode;
546     HRESULT hr;
547     TRACE("(%p)->(%d,%d,%d,%d,%x: Relay!\n", This, Width, Height, BPP, RefreshRate, Flags);
548
549     EnterCriticalSection(&ddraw_cs);
550     if( !Width || !Height )
551     {
552         ERR("Width=%d, Height=%d, what to do?\n", Width, Height);
553         /* It looks like Need for Speed Porsche Unleashed expects DD_OK here */
554         LeaveCriticalSection(&ddraw_cs);
555         return DD_OK;
556     }
557
558     /* Check the exclusive mode
559     if(!(This->cooperative_level & DDSCL_EXCLUSIVE))
560         return DDERR_NOEXCLUSIVEMODE;
561      * This is WRONG. Don't know if the SDK is completely
562      * wrong and if there are any conditions when DDERR_NOEXCLUSIVE
563      * is returned, but Half-Life 1.1.1.1 (Steam version)
564      * depends on this
565      */
566
567     Mode.Width = Width;
568     Mode.Height = Height;
569     Mode.RefreshRate = RefreshRate;
570     switch(BPP)
571     {
572         case 8:  Mode.Format = WINED3DFMT_P8;       break;
573         case 15: Mode.Format = WINED3DFMT_X1R5G5B5; break;
574         case 16: Mode.Format = WINED3DFMT_R5G6B5;   break;
575         case 24: Mode.Format = WINED3DFMT_R8G8B8;   break;
576         case 32: Mode.Format = WINED3DFMT_X8R8G8B8; break;
577     }
578
579     /* TODO: The possible return values from msdn suggest that
580      * the screen mode can't be changed if a surface is locked
581      * or some drawing is in progress
582      */
583
584     /* TODO: Lose the primary surface */
585     hr = IWineD3DDevice_SetDisplayMode(This->wineD3DDevice,
586                                        0, /* First swapchain */
587                                        &Mode);
588     LeaveCriticalSection(&ddraw_cs);
589     switch(hr)
590     {
591         case WINED3DERR_NOTAVAILABLE:       return DDERR_UNSUPPORTED;
592         default:                            return hr;
593     };
594 }
595
596 /*****************************************************************************
597  * IDirectDraw7::SetDisplayMode
598  *
599  * Sets the display screen resolution, color depth and refresh frequency
600  * when in fullscreen mode (in theory).
601  * Possible return values listed in the SDK suggest that this method fails
602  * when not in fullscreen mode, but this is wrong. Windows 2000 happily sets
603  * the display mode in DDSCL_NORMAL mode without an hwnd specified.
604  * It seems to be valid to pass 0 for With and Height, this has to be tested
605  * It could mean that the current video mode should be left as-is. (But why
606  * call it then?)
607  *
608  * Params:
609  *  Height, Width: Screen dimension
610  *  BPP: Color depth in Bits per pixel
611  *  Refreshrate: Screen refresh rate
612  *  Flags: Other stuff
613  *
614  * Returns
615  *  DD_OK on success
616  *
617  *****************************************************************************/
618 static HRESULT WINAPI
619 IDirectDrawImpl_SetDisplayMode(IDirectDraw7 *iface,
620                                DWORD Width,
621                                DWORD Height,
622                                DWORD BPP,
623                                DWORD RefreshRate,
624                                DWORD Flags)
625 {
626     if (force_refresh_rate != 0)
627     {
628         TRACE("ForceRefreshRate overriding passed-in refresh rate (%d Hz) to %d Hz\n", RefreshRate, force_refresh_rate);
629         RefreshRate = force_refresh_rate;
630     }
631
632     return IDirectDrawImpl_SetDisplayModeNoOverride(iface, Width, Height, BPP,
633                                                     RefreshRate, Flags);
634 }
635
636 /*****************************************************************************
637  * IDirectDraw7::RestoreDisplayMode
638  *
639  * Restores the display mode to what it was at creation time. Basically.
640  *
641  * A problem arises when there are 2 DirectDraw objects using the same hwnd:
642  *  -> DD_1 finds the screen at 1400x1050x32 when created, sets it to 640x480x16
643  *  -> DD_2 is created, finds the screen at 640x480x16, sets it to 1024x768x32
644  *  -> DD_1 is released. The screen should be left at 1024x768x32.
645  *  -> DD_2 is released. The screen should be set to 1400x1050x32
646  * This case is unhandled right now, but Empire Earth does it this way.
647  * (But perhaps there is something in SetCooperativeLevel to prevent this)
648  *
649  * The msdn says that this method resets the display mode to what it was before
650  * SetDisplayMode was called. What if SetDisplayModes is called 2 times??
651  *
652  * Returns
653  *  DD_OK on success
654  *  DDERR_NOEXCLUSIVE mode if the device isn't in fullscreen mode
655  *
656  *****************************************************************************/
657 static HRESULT WINAPI
658 IDirectDrawImpl_RestoreDisplayMode(IDirectDraw7 *iface)
659 {
660     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
661     TRACE("(%p)\n", This);
662
663     return IDirectDrawImpl_SetDisplayModeNoOverride(ICOM_INTERFACE(This, IDirectDraw7),
664                                                     This->orig_width,
665                                                     This->orig_height,
666                                                     This->orig_bpp,
667                                                     0,
668                                                     0);
669 }
670
671 /*****************************************************************************
672  * IDirectDraw7::GetCaps
673  *
674  * Returns the drives capabilities
675  *
676  * Used for version 1, 2, 4 and 7
677  *
678  * Params:
679  *  DriverCaps: Structure to write the Hardware accelerated caps to
680  *  HelCaps: Structure to write the emulation caps to
681  *
682  * Returns
683  *  This implementation returns DD_OK only
684  *
685  *****************************************************************************/
686 static HRESULT WINAPI
687 IDirectDrawImpl_GetCaps(IDirectDraw7 *iface,
688                         DDCAPS *DriverCaps,
689                         DDCAPS *HELCaps)
690 {
691     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
692     DDCAPS caps;
693     WINED3DCAPS winecaps;
694     HRESULT hr;
695     DDSCAPS2 ddscaps = {0, 0, 0, 0};
696     TRACE("(%p)->(%p,%p)\n", This, DriverCaps, HELCaps);
697
698     /* One structure must be != NULL */
699     if( (!DriverCaps) && (!HELCaps) )
700     {
701         ERR("(%p) Invalid params to IDirectDrawImpl_GetCaps\n", This);
702         return DDERR_INVALIDPARAMS;
703     }
704
705     memset(&caps, 0, sizeof(caps));
706     memset(&winecaps, 0, sizeof(winecaps));
707     caps.dwSize = sizeof(caps);
708     EnterCriticalSection(&ddraw_cs);
709     hr = IWineD3DDevice_GetDeviceCaps(This->wineD3DDevice, &winecaps);
710     if(FAILED(hr)) {
711         WARN("IWineD3DDevice::GetDeviceCaps failed\n");
712         LeaveCriticalSection(&ddraw_cs);
713         return hr;
714     }
715
716     hr = IDirectDraw7_GetAvailableVidMem(iface, &ddscaps, &caps.dwVidMemTotal, &caps.dwVidMemFree);
717     LeaveCriticalSection(&ddraw_cs);
718     if(FAILED(hr)) {
719         WARN("IDirectDraw7::GetAvailableVidMem failed\n");
720         return hr;
721     }
722
723     caps.dwCaps = winecaps.DirectDrawCaps.Caps;
724     caps.dwCaps2 = winecaps.DirectDrawCaps.Caps2;
725     caps.dwCKeyCaps = winecaps.DirectDrawCaps.CKeyCaps;
726     caps.dwFXCaps = winecaps.DirectDrawCaps.FXCaps;
727     caps.dwPalCaps = winecaps.DirectDrawCaps.PalCaps;
728     caps.ddsCaps.dwCaps = winecaps.DirectDrawCaps.ddsCaps;
729     caps.dwSVBCaps = winecaps.DirectDrawCaps.SVBCaps;
730     caps.dwSVBCKeyCaps = winecaps.DirectDrawCaps.SVBCKeyCaps;
731     caps.dwSVBFXCaps = winecaps.DirectDrawCaps.SVBFXCaps;
732     caps.dwVSBCaps = winecaps.DirectDrawCaps.VSBCaps;
733     caps.dwVSBCKeyCaps = winecaps.DirectDrawCaps.VSBCKeyCaps;
734     caps.dwVSBFXCaps = winecaps.DirectDrawCaps.VSBFXCaps;
735     caps.dwSSBCaps = winecaps.DirectDrawCaps.SSBCaps;
736     caps.dwSSBCKeyCaps = winecaps.DirectDrawCaps.SSBCKeyCaps;
737     caps.dwSSBFXCaps = winecaps.DirectDrawCaps.SSBFXCaps;
738
739     /* Even if WineD3D supports 3D rendering, remove the cap if ddraw is configured
740      * not to use it
741      */
742     if(DefaultSurfaceType == SURFACE_GDI) {
743         caps.dwCaps &= ~DDCAPS_3D;
744         caps.ddsCaps.dwCaps &= ~(DDSCAPS_3DDEVICE | DDSCAPS_MIPMAP | DDSCAPS_TEXTURE | DDSCAPS_ZBUFFER);
745     }
746     if(winecaps.DirectDrawCaps.StrideAlign != 0) {
747         caps.dwCaps |= DDCAPS_ALIGNSTRIDE;
748         caps.dwAlignStrideAlign = winecaps.DirectDrawCaps.StrideAlign;
749     }
750
751     if(DriverCaps)
752     {
753         DD_STRUCT_COPY_BYSIZE(DriverCaps, &caps);
754         if (TRACE_ON(ddraw))
755         {
756             TRACE("Driver Caps :\n");
757             DDRAW_dump_DDCAPS(DriverCaps);
758         }
759
760     }
761     if(HELCaps)
762     {
763         DD_STRUCT_COPY_BYSIZE(HELCaps, &caps);
764         if (TRACE_ON(ddraw))
765         {
766             TRACE("HEL Caps :\n");
767             DDRAW_dump_DDCAPS(HELCaps);
768         }
769     }
770
771     return DD_OK;
772 }
773
774 /*****************************************************************************
775  * IDirectDraw7::Compact
776  *
777  * No idea what it does, MSDN says it's not implemented.
778  *
779  * Returns
780  *  DD_OK, but this is unchecked
781  *
782  *****************************************************************************/
783 static HRESULT WINAPI
784 IDirectDrawImpl_Compact(IDirectDraw7 *iface)
785 {
786     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
787     TRACE("(%p)\n", This);
788
789     return DD_OK;
790 }
791
792 /*****************************************************************************
793  * IDirectDraw7::GetDisplayMode
794  *
795  * Returns information about the current display mode
796  *
797  * Exists in Version 1, 2, 4 and 7
798  *
799  * Params:
800  *  DDSD: Address of a surface description structure to write the info to
801  *
802  * Returns
803  *  DD_OK
804  *
805  *****************************************************************************/
806 static HRESULT WINAPI
807 IDirectDrawImpl_GetDisplayMode(IDirectDraw7 *iface,
808                                DDSURFACEDESC2 *DDSD)
809 {
810     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
811     HRESULT hr;
812     WINED3DDISPLAYMODE Mode;
813     DWORD Size;
814     TRACE("(%p)->(%p): Relay\n", This, DDSD);
815
816     EnterCriticalSection(&ddraw_cs);
817     /* This seems sane */
818     if(!DDSD) 
819     {
820         LeaveCriticalSection(&ddraw_cs);
821         return DDERR_INVALIDPARAMS;
822     }
823
824     /* The necessary members of LPDDSURFACEDESC and LPDDSURFACEDESC2 are equal,
825      * so one method can be used for all versions (Hopefully)
826      */
827     hr = IWineD3DDevice_GetDisplayMode(This->wineD3DDevice,
828                                       0 /* swapchain 0 */,
829                                       &Mode);
830     if( hr != D3D_OK )
831     {
832         ERR(" (%p) IWineD3DDevice::GetDisplayMode returned %08x\n", This, hr);
833         LeaveCriticalSection(&ddraw_cs);
834         return hr;
835     }
836
837     Size = DDSD->dwSize;
838     memset(DDSD, 0, Size);
839
840     DDSD->dwSize = Size;
841     DDSD->dwFlags |= DDSD_HEIGHT | DDSD_WIDTH | DDSD_PIXELFORMAT | DDSD_PITCH | DDSD_REFRESHRATE;
842     DDSD->dwWidth = Mode.Width;
843     DDSD->dwHeight = Mode.Height; 
844     DDSD->u2.dwRefreshRate = 60;
845     DDSD->ddsCaps.dwCaps = 0;
846     DDSD->u4.ddpfPixelFormat.dwSize = sizeof(DDSD->u4.ddpfPixelFormat);
847     PixelFormat_WineD3DtoDD(&DDSD->u4.ddpfPixelFormat, Mode.Format);
848     DDSD->u1.lPitch = Mode.Width * DDSD->u4.ddpfPixelFormat.u1.dwRGBBitCount / 8;
849
850     if(TRACE_ON(ddraw))
851     {
852         TRACE("Returning surface desc :\n");
853         DDRAW_dump_surface_desc(DDSD);
854     }
855
856     LeaveCriticalSection(&ddraw_cs);
857     return DD_OK;
858 }
859
860 /*****************************************************************************
861  * IDirectDraw7::GetFourCCCodes
862  *
863  * Returns an array of supported FourCC codes.
864  *
865  * Exists in Version 1, 2, 4 and 7
866  *
867  * Params:
868  *  NumCodes: Contains the number of Codes that Codes can carry. Returns the number
869  *            of enumerated codes
870  *  Codes: Pointer to an array of DWORDs where the supported codes are written
871  *         to
872  *
873  * Returns
874  *  Always returns DD_OK, as it's a stub for now
875  *
876  *****************************************************************************/
877 static HRESULT WINAPI
878 IDirectDrawImpl_GetFourCCCodes(IDirectDraw7 *iface,
879                                DWORD *NumCodes, DWORD *Codes)
880 {
881     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
882     WINED3DFORMAT formats[] = {
883         WINED3DFMT_YUY2, WINED3DFMT_UYVY, WINED3DFMT_YV12,
884         WINED3DFMT_DXT1, WINED3DFMT_DXT2, WINED3DFMT_DXT3, WINED3DFMT_DXT4, WINED3DFMT_DXT5,
885         WINED3DFMT_ATI2N, WINED3DFMT_NVHU, WINED3DFMT_NVHS
886     };
887     DWORD count = 0, i, outsize;
888     HRESULT hr;
889     WINED3DDISPLAYMODE d3ddm;
890     WINED3DSURFTYPE type = This->ImplType;
891     TRACE("(%p)->(%p, %p)\n", This, NumCodes, Codes);
892
893     IWineD3DDevice_GetDisplayMode(This->wineD3DDevice,
894                                   0 /* swapchain 0 */,
895                                   &d3ddm);
896
897     outsize = NumCodes && Codes ? *NumCodes : 0;
898
899     if(type == SURFACE_UNKNOWN) type = SURFACE_GDI;
900
901     for(i = 0; i < (sizeof(formats) / sizeof(formats[0])); i++) {
902         hr = IWineD3D_CheckDeviceFormat(This->wineD3D,
903                                         WINED3DADAPTER_DEFAULT,
904                                         WINED3DDEVTYPE_HAL,
905                                         d3ddm.Format /* AdapterFormat */,
906                                         0 /* usage */,
907                                         WINED3DRTYPE_SURFACE,
908                                         formats[i],
909                                         type);
910         if(SUCCEEDED(hr)) {
911             if(count < outsize) {
912                 Codes[count] = formats[i];
913             }
914             count++;
915         }
916     }
917     if(NumCodes) {
918         TRACE("Returning %u FourCC codes\n", count);
919         *NumCodes = count;
920     }
921
922     return DD_OK;
923 }
924
925 /*****************************************************************************
926  * IDirectDraw7::GetMonitorFrequency
927  *
928  * Returns the monitor's frequency
929  *
930  * Exists in Version 1, 2, 4 and 7
931  *
932  * Params:
933  *  Freq: Pointer to a DWORD to write the frequency to
934  *
935  * Returns
936  *  Always returns DD_OK
937  *
938  *****************************************************************************/
939 static HRESULT WINAPI
940 IDirectDrawImpl_GetMonitorFrequency(IDirectDraw7 *iface,
941                                     DWORD *Freq)
942 {
943     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
944     TRACE("(%p)->(%p)\n", This, Freq);
945
946     /* Ideally this should be in WineD3D, as it concerns the screen setup,
947      * but for now this should make the games happy
948      */
949     *Freq = 60;
950     return DD_OK;
951 }
952
953 /*****************************************************************************
954  * IDirectDraw7::GetVerticalBlankStatus
955  *
956  * Returns the Vertical blank status of the monitor. This should be in WineD3D
957  * too basically, but as it's a semi stub, I didn't create a function there
958  *
959  * Params:
960  *  status: Pointer to a BOOL to be filled with the vertical blank status
961  *
962  * Returns
963  *  DD_OK on success
964  *  DDERR_INVALIDPARAMS if status is NULL
965  *
966  *****************************************************************************/
967 static HRESULT WINAPI
968 IDirectDrawImpl_GetVerticalBlankStatus(IDirectDraw7 *iface,
969                                        BOOL *status)
970 {
971     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
972     TRACE("(%p)->(%p)\n", This, status);
973
974     /* This looks sane, the MSDN suggests it too */
975     EnterCriticalSection(&ddraw_cs);
976     if(!status)
977     {
978         LeaveCriticalSection(&ddraw_cs);
979         return DDERR_INVALIDPARAMS;
980     }
981
982     *status = This->fake_vblank;
983     This->fake_vblank = !This->fake_vblank;
984     LeaveCriticalSection(&ddraw_cs);
985     return DD_OK;
986 }
987
988 /*****************************************************************************
989  * IDirectDraw7::GetAvailableVidMem
990  *
991  * Returns the total and free video memory
992  *
993  * Params:
994  *  Caps: Specifies the memory type asked for
995  *  total: Pointer to a DWORD to be filled with the total memory
996  *  free: Pointer to a DWORD to be filled with the free memory
997  *
998  * Returns
999  *  DD_OK on success
1000  *  DDERR_INVALIDPARAMS of free and total are NULL
1001  *
1002  *****************************************************************************/
1003 static HRESULT WINAPI
1004 IDirectDrawImpl_GetAvailableVidMem(IDirectDraw7 *iface, DDSCAPS2 *Caps, DWORD *total, DWORD *free)
1005 {
1006     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1007     TRACE("(%p)->(%p, %p, %p)\n", This, Caps, total, free);
1008
1009     if(TRACE_ON(ddraw))
1010     {
1011         TRACE("(%p) Asked for memory with description: ", This);
1012         DDRAW_dump_DDSCAPS2(Caps);
1013     }
1014     EnterCriticalSection(&ddraw_cs);
1015
1016     /* Todo: System memory vs local video memory vs non-local video memory
1017      * The MSDN also mentions differences between texture memory and other
1018      * resources, but that's not important
1019      */
1020
1021     if( (!total) && (!free) )
1022     {
1023         LeaveCriticalSection(&ddraw_cs);
1024         return DDERR_INVALIDPARAMS;
1025     }
1026
1027     if(total) *total = This->total_vidmem;
1028     if(free) *free = IWineD3DDevice_GetAvailableTextureMem(This->wineD3DDevice);
1029
1030     LeaveCriticalSection(&ddraw_cs);
1031     return DD_OK;
1032 }
1033
1034 /*****************************************************************************
1035  * IDirectDraw7::Initialize
1036  *
1037  * Initializes a DirectDraw interface.
1038  *
1039  * Params:
1040  *  GUID: Interface identifier. Well, don't know what this is really good
1041  *   for
1042  *
1043  * Returns
1044  *  Returns DD_OK on the first call,
1045  *  DDERR_ALREADYINITIALIZED on repeated calls
1046  *
1047  *****************************************************************************/
1048 static HRESULT WINAPI
1049 IDirectDrawImpl_Initialize(IDirectDraw7 *iface,
1050                            GUID *Guid)
1051 {
1052     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1053     TRACE("(%p)->(%s): No-op\n", This, debugstr_guid(Guid));
1054
1055     if(This->initialized)
1056     {
1057         return DDERR_ALREADYINITIALIZED;
1058     }
1059     else
1060     {
1061         return DD_OK;
1062     }
1063 }
1064
1065 /*****************************************************************************
1066  * IDirectDraw7::FlipToGDISurface
1067  *
1068  * "Makes the surface that the GDI writes to the primary surface"
1069  * Looks like some windows specific thing we don't have to care about.
1070  * According to MSDN it permits GDI dialog boxes in FULLSCREEN mode. Good to
1071  * show error boxes ;)
1072  * Well, just return DD_OK.
1073  *
1074  * Returns:
1075  *  Always returns DD_OK
1076  *
1077  *****************************************************************************/
1078 static HRESULT WINAPI
1079 IDirectDrawImpl_FlipToGDISurface(IDirectDraw7 *iface)
1080 {
1081     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1082     TRACE("(%p)\n", This);
1083
1084     return DD_OK;
1085 }
1086
1087 /*****************************************************************************
1088  * IDirectDraw7::WaitForVerticalBlank
1089  *
1090  * This method allows applications to get in sync with the vertical blank
1091  * interval.
1092  * The wormhole demo in the DirectX 7 sdk uses this call, and it doesn't
1093  * redraw the screen, most likely because of this stub
1094  *
1095  * Parameters:
1096  *  Flags: one of DDWAITVB_BLOCKBEGIN, DDWAITVB_BLOCKBEGINEVENT
1097  *         or DDWAITVB_BLOCKEND
1098  *  h: Not used, according to MSDN
1099  *
1100  * Returns:
1101  *  Always returns DD_OK
1102  *
1103  *****************************************************************************/ 
1104 static HRESULT WINAPI
1105 IDirectDrawImpl_WaitForVerticalBlank(IDirectDraw7 *iface,
1106                                      DWORD Flags,
1107                                      HANDLE h)
1108 {
1109     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1110     FIXME("(%p)->(%x,%p): Stub\n", This, Flags, h);
1111
1112     /* MSDN says DDWAITVB_BLOCKBEGINEVENT is not supported */
1113     if(Flags & DDWAITVB_BLOCKBEGINEVENT)
1114         return DDERR_UNSUPPORTED; /* unchecked */
1115
1116     return DD_OK;
1117 }
1118
1119 /*****************************************************************************
1120  * IDirectDraw7::GetScanLine
1121  *
1122  * Returns the scan line that is being drawn on the monitor
1123  *
1124  * Parameters:
1125  *  Scanline: Address to write the scan line value to
1126  *
1127  * Returns:
1128  *  Always returns DD_OK
1129  *
1130  *****************************************************************************/ 
1131 static HRESULT WINAPI IDirectDrawImpl_GetScanLine(IDirectDraw7 *iface, DWORD *Scanline)
1132 {
1133     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1134     static BOOL hide = FALSE;
1135     WINED3DDISPLAYMODE Mode;
1136
1137     /* This function is called often, so print the fixme only once */
1138     EnterCriticalSection(&ddraw_cs);
1139     if(!hide)
1140     {
1141         FIXME("(%p)->(%p): Semi-Stub\n", This, Scanline);
1142         hide = TRUE;
1143     }
1144
1145     IWineD3DDevice_GetDisplayMode(This->wineD3DDevice,
1146                                   0,
1147                                   &Mode);
1148
1149     /* Fake the line sweeping of the monitor */
1150     /* FIXME: We should synchronize with a source to keep the refresh rate */ 
1151     *Scanline = This->cur_scanline++;
1152     /* Assume 20 scan lines in the vertical blank */
1153     if (This->cur_scanline >= Mode.Height + 20)
1154         This->cur_scanline = 0;
1155
1156     LeaveCriticalSection(&ddraw_cs);
1157     return DD_OK;
1158 }
1159
1160 /*****************************************************************************
1161  * IDirectDraw7::TestCooperativeLevel
1162  *
1163  * Informs the application about the state of the video adapter, depending
1164  * on the cooperative level
1165  *
1166  * Returns:
1167  *  DD_OK if the device is in a sane state
1168  *  DDERR_NOEXCLUSIVEMODE or DDERR_EXCLUSIVEMODEALREADYSET
1169  *  if the state is not correct(See below)
1170  *
1171  *****************************************************************************/ 
1172 static HRESULT WINAPI
1173 IDirectDrawImpl_TestCooperativeLevel(IDirectDraw7 *iface)
1174 {
1175     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1176     HRESULT hr;
1177     TRACE("(%p)\n", This);
1178
1179     EnterCriticalSection(&ddraw_cs);
1180     /* Description from MSDN:
1181      * For fullscreen apps return DDERR_NOEXCLUSIVEMODE if the user switched
1182      * away from the app with e.g. alt-tab. Windowed apps receive 
1183      * DDERR_EXCLUSIVEMODEALREADYSET if another application created a 
1184      * DirectDraw object in exclusive mode. DDERR_WRONGMODE is returned,
1185      * when the video mode has changed
1186      */
1187
1188     hr =  IWineD3DDevice_TestCooperativeLevel(This->wineD3DDevice);
1189
1190     /* Fix the result value. These values are mapped from their
1191      * d3d9 counterpart.
1192      */
1193     switch(hr)
1194     {
1195         case WINED3DERR_DEVICELOST:
1196             if(This->cooperative_level & DDSCL_EXCLUSIVE)
1197             {
1198                 LeaveCriticalSection(&ddraw_cs);
1199                 return DDERR_NOEXCLUSIVEMODE;
1200             }
1201             else
1202             {
1203                 LeaveCriticalSection(&ddraw_cs);
1204                 return DDERR_EXCLUSIVEMODEALREADYSET;
1205             }
1206
1207         case WINED3DERR_DEVICENOTRESET:
1208             LeaveCriticalSection(&ddraw_cs);
1209             return DD_OK;
1210
1211         case WINED3D_OK:
1212             LeaveCriticalSection(&ddraw_cs);
1213             return DD_OK;
1214
1215         case WINED3DERR_DRIVERINTERNALERROR:
1216         default:
1217             ERR("(%p) Unexpected return value %08x from wineD3D, "
1218                 " returning DD_OK\n", This, hr);
1219     }
1220
1221     LeaveCriticalSection(&ddraw_cs);
1222     return DD_OK;
1223 }
1224
1225 /*****************************************************************************
1226  * IDirectDraw7::GetGDISurface
1227  *
1228  * Returns the surface that GDI is treating as the primary surface.
1229  * For Wine this is the front buffer
1230  *
1231  * Params:
1232  *  GDISurface: Address to write the surface pointer to
1233  *
1234  * Returns:
1235  *  DD_OK if the surface was found
1236  *  DDERR_NOTFOUND if the GDI surface wasn't found
1237  *
1238  *****************************************************************************/ 
1239 static HRESULT WINAPI
1240 IDirectDrawImpl_GetGDISurface(IDirectDraw7 *iface,
1241                               IDirectDrawSurface7 **GDISurface)
1242 {
1243     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1244     IWineD3DSurface *Surf;
1245     IDirectDrawSurface7 *ddsurf;
1246     HRESULT hr;
1247     DDSCAPS2 ddsCaps;
1248     TRACE("(%p)->(%p)\n", This, GDISurface);
1249
1250     /* Get the back buffer from the wineD3DDevice and search its
1251      * attached surfaces for the front buffer
1252      */
1253     EnterCriticalSection(&ddraw_cs);
1254     hr = IWineD3DDevice_GetBackBuffer(This->wineD3DDevice,
1255                                       0, /* SwapChain */
1256                                       0, /* first back buffer*/
1257                                       WINED3DBACKBUFFER_TYPE_MONO,
1258                                       &Surf);
1259
1260     if( (hr != D3D_OK) ||
1261         (!Surf) )
1262     {
1263         ERR("IWineD3DDevice::GetBackBuffer failed\n");
1264         LeaveCriticalSection(&ddraw_cs);
1265         return DDERR_NOTFOUND;
1266     }
1267
1268     /* GetBackBuffer AddRef()ed the surface, release it */
1269     IWineD3DSurface_Release(Surf);
1270
1271     IWineD3DSurface_GetParent(Surf,
1272                               (IUnknown **) &ddsurf);
1273     IDirectDrawSurface7_Release(ddsurf);  /* For the GetParent */
1274
1275     /* Find the front buffer */
1276     ddsCaps.dwCaps = DDSCAPS_FRONTBUFFER;
1277     hr = IDirectDrawSurface7_GetAttachedSurface(ddsurf,
1278                                                 &ddsCaps,
1279                                                 GDISurface);
1280     if(hr != DD_OK)
1281     {
1282         ERR("IDirectDrawSurface7::GetAttachedSurface failed, hr = %x\n", hr);
1283     }
1284
1285     /* The AddRef is OK this time */
1286     LeaveCriticalSection(&ddraw_cs);
1287     return hr;
1288 }
1289
1290 /*****************************************************************************
1291  * IDirectDraw7::EnumDisplayModes
1292  *
1293  * Enumerates the supported Display modes. The modes can be filtered with
1294  * the DDSD parameter.
1295  *
1296  * Params:
1297  *  Flags: can be DDEDM_REFRESHRATES and DDEDM_STANDARDVGAMODES
1298  *  DDSD: Surface description to filter the modes
1299  *  Context: Pointer passed back to the callback function
1300  *  cb: Application-provided callback function
1301  *
1302  * Returns:
1303  *  DD_OK on success
1304  *  DDERR_INVALIDPARAMS if the callback wasn't set
1305  *
1306  *****************************************************************************/ 
1307 static HRESULT WINAPI
1308 IDirectDrawImpl_EnumDisplayModes(IDirectDraw7 *iface,
1309                                  DWORD Flags,
1310                                  DDSURFACEDESC2 *DDSD,
1311                                  void *Context,
1312                                  LPDDENUMMODESCALLBACK2 cb)
1313 {
1314     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1315     unsigned int modenum, fmt;
1316     WINED3DFORMAT pixelformat = WINED3DFMT_UNKNOWN;
1317     WINED3DDISPLAYMODE mode;
1318     DDSURFACEDESC2 callback_sd;
1319     WINED3DDISPLAYMODE *enum_modes = NULL;
1320     unsigned enum_mode_count = 0, enum_mode_array_size = 0;
1321
1322     WINED3DFORMAT checkFormatList[] =
1323     {
1324         WINED3DFMT_R8G8B8,
1325         WINED3DFMT_A8R8G8B8,
1326         WINED3DFMT_X8R8G8B8,
1327         WINED3DFMT_R5G6B5,
1328         WINED3DFMT_X1R5G5B5,
1329         WINED3DFMT_A1R5G5B5,
1330         WINED3DFMT_A4R4G4B4,
1331         WINED3DFMT_R3G3B2,
1332         WINED3DFMT_A8R3G3B2,
1333         WINED3DFMT_X4R4G4B4,
1334         WINED3DFMT_A2B10G10R10,
1335         WINED3DFMT_A8B8G8R8,
1336         WINED3DFMT_X8B8G8R8,
1337         WINED3DFMT_A2R10G10B10,
1338         WINED3DFMT_A8P8,
1339         WINED3DFMT_P8
1340     };
1341
1342     TRACE("(%p)->(%p,%p,%p): Relay\n", This, DDSD, Context, cb);
1343
1344     EnterCriticalSection(&ddraw_cs);
1345     /* This looks sane */
1346     if(!cb)
1347     {
1348         LeaveCriticalSection(&ddraw_cs);
1349         return DDERR_INVALIDPARAMS;
1350     }
1351
1352     if(DDSD)
1353     {
1354         if ((DDSD->dwFlags & DDSD_PIXELFORMAT) && (DDSD->u4.ddpfPixelFormat.dwFlags & DDPF_RGB) )
1355             pixelformat = PixelFormat_DD2WineD3D(&DDSD->u4.ddpfPixelFormat);
1356     }
1357
1358     if(!(Flags & DDEDM_REFRESHRATES))
1359     {
1360         enum_mode_array_size = 16;
1361         enum_modes = HeapAlloc(GetProcessHeap(), 0, sizeof(WINED3DDISPLAYMODE) * enum_mode_array_size);
1362         if (!enum_modes)
1363         {
1364             ERR("Out of memory\n");
1365             LeaveCriticalSection(&ddraw_cs);
1366             return DDERR_OUTOFMEMORY;
1367         }
1368     }
1369
1370     for(fmt = 0; fmt < (sizeof(checkFormatList) / sizeof(checkFormatList[0])); fmt++)
1371     {
1372         if(pixelformat != WINED3DFMT_UNKNOWN && checkFormatList[fmt] != pixelformat)
1373         {
1374             continue;
1375         }
1376
1377         modenum = 0;
1378         while(IWineD3D_EnumAdapterModes(This->wineD3D,
1379                                         WINED3DADAPTER_DEFAULT,
1380                                         checkFormatList[fmt],
1381                                         modenum++,
1382                                         &mode) == WINED3D_OK)
1383         {
1384             if(DDSD)
1385             {
1386                 if(DDSD->dwFlags & DDSD_WIDTH && mode.Width != DDSD->dwWidth) continue;
1387                 if(DDSD->dwFlags & DDSD_HEIGHT && mode.Height != DDSD->dwHeight) continue;
1388             }
1389
1390             if(!(Flags & DDEDM_REFRESHRATES))
1391             {
1392                 /* DX docs state EnumDisplayMode should return only unique modes. If DDEDM_REFRESHRATES is not set, refresh
1393                  * rate doesn't matter when determining if the mode is unique. So modes only differing in refresh rate have
1394                  * to be reduced to a single unique result in such case.
1395                  */
1396                 BOOL found = FALSE;
1397                 unsigned i;
1398
1399                 for (i = 0; i < enum_mode_count; i++)
1400                 {
1401                     if(enum_modes[i].Width == mode.Width && enum_modes[i].Height == mode.Height &&
1402                        enum_modes[i].Format == mode.Format)
1403                     {
1404                         found = TRUE;
1405                         break;
1406                     }
1407                 }
1408
1409                 if(found) continue;
1410             }
1411
1412             memset(&callback_sd, 0, sizeof(callback_sd));
1413             callback_sd.dwSize = sizeof(callback_sd);
1414             callback_sd.u4.ddpfPixelFormat.dwSize = sizeof(DDPIXELFORMAT);
1415
1416             callback_sd.dwFlags = DDSD_HEIGHT|DDSD_WIDTH|DDSD_PIXELFORMAT|DDSD_PITCH;
1417             if(Flags & DDEDM_REFRESHRATES)
1418             {
1419                 callback_sd.dwFlags |= DDSD_REFRESHRATE;
1420                 callback_sd.u2.dwRefreshRate = mode.RefreshRate;
1421             }
1422
1423             callback_sd.dwWidth = mode.Width;
1424             callback_sd.dwHeight = mode.Height;
1425
1426             PixelFormat_WineD3DtoDD(&callback_sd.u4.ddpfPixelFormat, mode.Format);
1427
1428             /* Calc pitch and DWORD align like MSDN says */
1429             callback_sd.u1.lPitch = (callback_sd.u4.ddpfPixelFormat.u1.dwRGBBitCount / 8) * mode.Width;
1430             callback_sd.u1.lPitch = (callback_sd.u1.lPitch + 3) & ~3;
1431
1432             TRACE("Enumerating %dx%dx%d @%d\n", callback_sd.dwWidth, callback_sd.dwHeight, callback_sd.u4.ddpfPixelFormat.u1.dwRGBBitCount,
1433               callback_sd.u2.dwRefreshRate);
1434
1435             if(cb(&callback_sd, Context) == DDENUMRET_CANCEL)
1436             {
1437                 TRACE("Application asked to terminate the enumeration\n");
1438                 HeapFree(GetProcessHeap(), 0, enum_modes);
1439                 LeaveCriticalSection(&ddraw_cs);
1440                 return DD_OK;
1441             }
1442
1443             if(!(Flags & DDEDM_REFRESHRATES))
1444             {
1445                 if (enum_mode_count == enum_mode_array_size)
1446                 {
1447                     WINED3DDISPLAYMODE *new_enum_modes;
1448
1449                     enum_mode_array_size *= 2;
1450                     new_enum_modes = HeapReAlloc(GetProcessHeap(), 0, enum_modes, sizeof(WINED3DDISPLAYMODE) * enum_mode_array_size);
1451
1452                     if (!new_enum_modes)
1453                     {
1454                         ERR("Out of memory\n");
1455                         HeapFree(GetProcessHeap(), 0, enum_modes);
1456                         LeaveCriticalSection(&ddraw_cs);
1457                         return DDERR_OUTOFMEMORY;
1458                     }
1459
1460                     enum_modes = new_enum_modes;
1461                 }
1462
1463                 enum_modes[enum_mode_count++] = mode;
1464             }
1465         }
1466     }
1467
1468     TRACE("End of enumeration\n");
1469     HeapFree(GetProcessHeap(), 0, enum_modes);
1470     LeaveCriticalSection(&ddraw_cs);
1471     return DD_OK;
1472 }
1473
1474 /*****************************************************************************
1475  * IDirectDraw7::EvaluateMode
1476  *
1477  * Used with IDirectDraw7::StartModeTest to test video modes.
1478  * EvaluateMode is used to pass or fail a mode, and continue with the next
1479  * mode
1480  *
1481  * Params:
1482  *  Flags: DDEM_MODEPASSED or DDEM_MODEFAILED
1483  *  Timeout: Returns the amount of seconds left before the mode would have
1484  *           been failed automatically
1485  *
1486  * Returns:
1487  *  This implementation always DD_OK, because it's a stub
1488  *
1489  *****************************************************************************/
1490 static HRESULT WINAPI
1491 IDirectDrawImpl_EvaluateMode(IDirectDraw7 *iface,
1492                              DWORD Flags,
1493                              DWORD *Timeout)
1494 {
1495     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1496     FIXME("(%p)->(%d,%p): Stub!\n", This, Flags, Timeout);
1497
1498     /* When implementing this, implement it in WineD3D */
1499
1500     return DD_OK;
1501 }
1502
1503 /*****************************************************************************
1504  * IDirectDraw7::GetDeviceIdentifier
1505  *
1506  * Returns the device identifier, which gives information about the driver
1507  * Our device identifier is defined at the beginning of this file.
1508  *
1509  * Params:
1510  *  DDDI: Address for the returned structure
1511  *  Flags: Can be DDGDI_GETHOSTIDENTIFIER
1512  *
1513  * Returns:
1514  *  On success it returns DD_OK
1515  *  DDERR_INVALIDPARAMS if DDDI is NULL
1516  *
1517  *****************************************************************************/
1518 static HRESULT WINAPI
1519 IDirectDrawImpl_GetDeviceIdentifier(IDirectDraw7 *iface,
1520                                     DDDEVICEIDENTIFIER2 *DDDI,
1521                                     DWORD Flags)
1522 {
1523     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1524     TRACE("(%p)->(%p,%08x)\n", This, DDDI, Flags);
1525
1526     if(!DDDI)
1527         return DDERR_INVALIDPARAMS;
1528
1529     /* The DDGDI_GETHOSTIDENTIFIER returns the information about the 2D
1530      * host adapter, if there's a secondary 3D adapter. This doesn't apply
1531      * to any modern hardware, nor is it interesting for Wine, so ignore it
1532      */
1533
1534     *DDDI = deviceidentifier;
1535     return DD_OK;
1536 }
1537
1538 /*****************************************************************************
1539  * IDirectDraw7::GetSurfaceFromDC
1540  *
1541  * Returns the Surface for a GDI device context handle.
1542  * Is this related to IDirectDrawSurface::GetDC ???
1543  *
1544  * Params:
1545  *  hdc: hdc to return the surface for
1546  *  Surface: Address to write the surface pointer to
1547  *
1548  * Returns:
1549  *  Always returns DD_OK because it's a stub
1550  *
1551  *****************************************************************************/
1552 static HRESULT WINAPI
1553 IDirectDrawImpl_GetSurfaceFromDC(IDirectDraw7 *iface,
1554                                  HDC hdc,
1555                                  IDirectDrawSurface7 **Surface)
1556 {
1557     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1558     FIXME("(%p)->(%p,%p): Stub!\n", This, hdc, Surface);
1559
1560     /* Implementation idea if needed: Loop through all surfaces and compare
1561      * their hdc with hdc. Implement it in WineD3D! */
1562     return DDERR_NOTFOUND;
1563 }
1564
1565 /*****************************************************************************
1566  * IDirectDraw7::RestoreAllSurfaces
1567  *
1568  * Calls the restore method of all surfaces
1569  *
1570  * Params:
1571  *
1572  * Returns:
1573  *  Always returns DD_OK because it's a stub
1574  *
1575  *****************************************************************************/
1576 static HRESULT WINAPI
1577 IDirectDrawImpl_RestoreAllSurfaces(IDirectDraw7 *iface)
1578 {
1579     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1580     FIXME("(%p): Stub\n", This);
1581
1582     /* This isn't hard to implement: Enumerate all WineD3D surfaces,
1583      * get their parent and call their restore method. Do not implement
1584      * it in WineD3D, as restoring a surface means re-creating the
1585      * WineD3DDSurface
1586      */
1587     return DD_OK;
1588 }
1589
1590 /*****************************************************************************
1591  * IDirectDraw7::StartModeTest
1592  *
1593  * Tests the specified video modes to update the system registry with
1594  * refresh rate information. StartModeTest starts the mode test,
1595  * EvaluateMode is used to fail or pass a mode. If EvaluateMode
1596  * isn't called within 15 seconds, the mode is failed automatically
1597  *
1598  * As refresh rates are handled by the X server, I don't think this
1599  * Method is important
1600  *
1601  * Params:
1602  *  Modes: An array of mode specifications
1603  *  NumModes: The number of modes in Modes
1604  *  Flags: Some flags...
1605  *
1606  * Returns:
1607  *  Returns DDERR_TESTFINISHED if flags contains DDSMT_ISTESTREQUIRED,
1608  *  if no modes are passed, DDERR_INVALIDPARAMS is returned,
1609  *  otherwise DD_OK
1610  *
1611  *****************************************************************************/
1612 static HRESULT WINAPI
1613 IDirectDrawImpl_StartModeTest(IDirectDraw7 *iface,
1614                               SIZE *Modes,
1615                               DWORD NumModes,
1616                               DWORD Flags)
1617 {
1618     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
1619     WARN("(%p)->(%p, %d, %x): Semi-Stub, most likely harmless\n", This, Modes, NumModes, Flags);
1620
1621     /* This looks sane */
1622     if( (!Modes) || (NumModes == 0) ) return DDERR_INVALIDPARAMS;
1623
1624     /* DDSMT_ISTESTREQUIRED asks if a mode test is necessary.
1625      * As it is not, DDERR_TESTFINISHED is returned
1626      * (hopefully that's correct
1627      *
1628     if(Flags & DDSMT_ISTESTREQUIRED) return DDERR_TESTFINISHED;
1629      * well, that value doesn't (yet) exist in the wine headers, so ignore it
1630      */
1631
1632     return DD_OK;
1633 }
1634
1635 /*****************************************************************************
1636  * IDirectDrawImpl_RecreateSurfacesCallback
1637  *
1638  * Enumeration callback for IDirectDrawImpl_RecreateAllSurfaces.
1639  * It re-recreates the WineD3DSurface. It's pretty straightforward
1640  *
1641  *****************************************************************************/
1642 HRESULT WINAPI
1643 IDirectDrawImpl_RecreateSurfacesCallback(IDirectDrawSurface7 *surf,
1644                                          DDSURFACEDESC2 *desc,
1645                                          void *Context)
1646 {
1647     IDirectDrawSurfaceImpl *surfImpl = ICOM_OBJECT(IDirectDrawSurfaceImpl,
1648                                                    IDirectDrawSurface7,
1649                                                    surf);
1650     IDirectDrawImpl *This = surfImpl->ddraw;
1651     IUnknown *Parent;
1652     IParentImpl *parImpl = NULL;
1653     IWineD3DSurface *wineD3DSurface;
1654     IWineD3DSwapChain *swapchain;
1655     HRESULT hr;
1656     void *tmp;
1657     IWineD3DClipper *clipper = NULL;
1658
1659     WINED3DSURFACE_DESC     Desc;
1660     WINED3DFORMAT           Format;
1661     WINED3DRESOURCETYPE     Type;
1662     DWORD                   Usage;
1663     WINED3DPOOL             Pool;
1664     UINT                    Size;
1665
1666     WINED3DMULTISAMPLE_TYPE MultiSampleType;
1667     DWORD                   MultiSampleQuality;
1668     UINT                    Width;
1669     UINT                    Height;
1670
1671     TRACE("(%p): Enumerated Surface %p\n", This, surfImpl);
1672
1673     /* For the enumeration */
1674     IDirectDrawSurface7_Release(surf);
1675
1676     if(surfImpl->ImplType == This->ImplType) return DDENUMRET_OK; /* Continue */
1677
1678     /* Get the objects */
1679     swapchain = surfImpl->wineD3DSwapChain;
1680     surfImpl->wineD3DSwapChain = NULL;
1681     wineD3DSurface = surfImpl->WineD3DSurface;
1682     IWineD3DSurface_GetParent(wineD3DSurface, &Parent);
1683     IUnknown_Release(Parent); /* For the getParent */
1684
1685     /* Is the parent an IParent interface? */
1686     if(IUnknown_QueryInterface(Parent, &IID_IParent, &tmp) == S_OK)
1687     {
1688         /* It is a IParent interface! */
1689         IUnknown_Release(Parent); /* For the QueryInterface */
1690         parImpl = ICOM_OBJECT(IParentImpl, IParent, Parent);
1691         /* Release the reference the parent interface is holding */
1692         IWineD3DSurface_Release(wineD3DSurface);
1693     }
1694
1695     /* get the clipper */
1696     IWineD3DSurface_GetClipper(wineD3DSurface, &clipper);
1697
1698     /* Get the surface properties */
1699     Desc.Format = &Format;
1700     Desc.Type = &Type;
1701     Desc.Usage = &Usage;
1702     Desc.Pool = &Pool;
1703     Desc.Size = &Size;
1704     Desc.MultiSampleType = &MultiSampleType;
1705     Desc.MultiSampleQuality = &MultiSampleQuality;
1706     Desc.Width = &Width;
1707     Desc.Height = &Height;
1708
1709     hr = IWineD3DSurface_GetDesc(wineD3DSurface, &Desc);
1710     if(hr != D3D_OK) return hr;
1711
1712     if(swapchain) {
1713         /* If there's a swapchain, it owns the IParent interface. Create a new one for the
1714          * new surface
1715          */
1716         parImpl = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*parImpl));
1717         ICOM_INIT_INTERFACE(parImpl, IParent, IParent_Vtbl);
1718         parImpl->ref = 1;
1719
1720         Parent = (IUnknown *) parImpl;
1721     }
1722
1723     /* Create the new surface */
1724     hr = IWineD3DDevice_CreateSurface(This->wineD3DDevice,
1725                                       Width, Height, Format,
1726                                       TRUE /* Lockable */,
1727                                       FALSE /* Discard */,
1728                                       surfImpl->mipmap_level,
1729                                       &surfImpl->WineD3DSurface,
1730                                       Type,
1731                                       Usage,
1732                                       Pool,
1733                                       MultiSampleType,
1734                                       MultiSampleQuality,
1735                                       0 /* SharedHandle */,
1736                                       This->ImplType,
1737                                       Parent);
1738
1739     if(hr != D3D_OK)
1740         return hr;
1741
1742     IWineD3DSurface_SetClipper(surfImpl->WineD3DSurface, clipper);
1743
1744     /* Update the IParent if it exists */
1745     if(parImpl)
1746     {
1747         parImpl->child = (IUnknown *) surfImpl->WineD3DSurface;
1748         /* Add a reference for the IParent */
1749         IWineD3DSurface_AddRef(surfImpl->WineD3DSurface);
1750     }
1751     /* TODO: Copy the surface content, except for render targets */
1752
1753     /* If there's a swapchain, it owns the wined3d surfaces. So Destroy
1754      * the swapchain
1755      */
1756     if(swapchain) {
1757         /* The backbuffers have the swapchain set as well, but the primary
1758          * owns it and destroys it
1759          */
1760         if(surfImpl->surface_desc.ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE) {
1761             IWineD3DDevice_UninitGDI(This->wineD3DDevice, D3D7CB_DestroySwapChain);
1762         }
1763         surfImpl->isRenderTarget = FALSE;
1764     } else {
1765         if(IWineD3DSurface_Release(wineD3DSurface) == 0)
1766             TRACE("Surface released successful, next surface\n");
1767         else
1768             ERR("Something's still holding the old WineD3DSurface\n");
1769     }
1770
1771     surfImpl->ImplType = This->ImplType;
1772
1773     if(clipper)
1774     {
1775         IWineD3DClipper_Release(clipper);
1776     }
1777     return DDENUMRET_OK;
1778 }
1779
1780 /*****************************************************************************
1781  * IDirectDrawImpl_RecreateAllSurfaces
1782  *
1783  * A function, that converts all wineD3DSurfaces to the new implementation type
1784  * It enumerates all surfaces with IWineD3DDevice::EnumSurfaces, creates a
1785  * new WineD3DSurface, copies the content and releases the old surface
1786  *
1787  *****************************************************************************/
1788 static HRESULT
1789 IDirectDrawImpl_RecreateAllSurfaces(IDirectDrawImpl *This)
1790 {
1791     DDSURFACEDESC2 desc;
1792     TRACE("(%p): Switch to implementation %d\n", This, This->ImplType);
1793
1794     if(This->ImplType != SURFACE_OPENGL && This->d3d_initialized)
1795     {
1796         /* Should happen almost never */
1797         FIXME("(%p) Switching to non-opengl surfaces with d3d started. Is this a bug?\n", This);
1798         /* Shutdown d3d */
1799         IWineD3DDevice_Uninit3D(This->wineD3DDevice, D3D7CB_DestroyDepthStencilSurface, D3D7CB_DestroySwapChain);
1800     }
1801     /* Contrary: D3D starting is handled by the caller, because it knows the render target */
1802
1803     memset(&desc, 0, sizeof(desc));
1804     desc.dwSize = sizeof(desc);
1805
1806     return IDirectDraw7_EnumSurfaces(ICOM_INTERFACE(This, IDirectDraw7),
1807                                      0,
1808                                      &desc,
1809                                      This,
1810                                      IDirectDrawImpl_RecreateSurfacesCallback);
1811 }
1812
1813 /*****************************************************************************
1814  * D3D7CB_CreateSurface
1815  *
1816  * Callback function for IDirect3DDevice_CreateTexture. It searches for the
1817  * correct mipmap sublevel, and returns it to WineD3D.
1818  * The surfaces are created already by IDirectDraw7::CreateSurface
1819  *
1820  * Params:
1821  *  With, Height: With and height of the surface
1822  *  Format: The requested format
1823  *  Usage, Pool: D3DUSAGE and D3DPOOL of the surface
1824  *  level: The mipmap level
1825  *  Face: The cube map face type
1826  *  Surface: Pointer to pass the created surface back at
1827  *  SharedHandle: NULL
1828  *
1829  * Returns:
1830  *  D3D_OK
1831  *
1832  *****************************************************************************/
1833 static HRESULT WINAPI
1834 D3D7CB_CreateSurface(IUnknown *device,
1835                      IUnknown *pSuperior,
1836                      UINT Width, UINT Height,
1837                      WINED3DFORMAT Format,
1838                      DWORD Usage, WINED3DPOOL Pool, UINT level,
1839                      WINED3DCUBEMAP_FACES Face,
1840                      IWineD3DSurface **Surface,
1841                      HANDLE *SharedHandle)
1842 {
1843     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, device);
1844     IDirectDrawSurfaceImpl *surf = NULL;
1845     int i = 0;
1846     DDSCAPS2 searchcaps = This->tex_root->surface_desc.ddsCaps;
1847     TRACE("(%p) call back. surf=%p. Face %d level %d\n", device, This->tex_root, Face, level);
1848
1849     searchcaps.dwCaps2 &= ~DDSCAPS2_CUBEMAP_ALLFACES;
1850     switch(Face)
1851     {
1852         case WINED3DCUBEMAP_FACE_POSITIVE_X:
1853             TRACE("Asked for positive x\n");
1854             if(searchcaps.dwCaps2 & DDSCAPS2_CUBEMAP) {
1855                 searchcaps.dwCaps2 |= DDSCAPS2_CUBEMAP_POSITIVEX;
1856             }
1857             surf = This->tex_root; break;
1858         case WINED3DCUBEMAP_FACE_NEGATIVE_X:
1859             TRACE("Asked for negative x\n");
1860             searchcaps.dwCaps2 |= DDSCAPS2_CUBEMAP_NEGATIVEX; break;
1861         case WINED3DCUBEMAP_FACE_POSITIVE_Y:
1862             TRACE("Asked for positive y\n");
1863             searchcaps.dwCaps2 |= DDSCAPS2_CUBEMAP_POSITIVEY; break;
1864         case WINED3DCUBEMAP_FACE_NEGATIVE_Y:
1865             TRACE("Asked for negative y\n");
1866             searchcaps.dwCaps2 |= DDSCAPS2_CUBEMAP_NEGATIVEY; break;
1867         case WINED3DCUBEMAP_FACE_POSITIVE_Z:
1868             TRACE("Asked for positive z\n");
1869             searchcaps.dwCaps2 |= DDSCAPS2_CUBEMAP_POSITIVEZ; break;
1870         case WINED3DCUBEMAP_FACE_NEGATIVE_Z:
1871             TRACE("Asked for negative z\n");
1872             searchcaps.dwCaps2 |= DDSCAPS2_CUBEMAP_NEGATIVEZ; break;
1873         default: {ERR("Unexpected cube face\n");} /* Stupid compiler */
1874     }
1875
1876     if(!surf)
1877     {
1878         IDirectDrawSurface7 *attached;
1879         IDirectDrawSurface7_GetAttachedSurface(ICOM_INTERFACE(This->tex_root, IDirectDrawSurface7),
1880                                                &searchcaps,
1881                                                &attached);
1882         surf = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, attached);
1883         IDirectDrawSurface7_Release(attached);
1884     }
1885     if(!surf) ERR("root search surface not found\n");
1886
1887     /* Find the wanted mipmap. There are enough mipmaps in the chain */
1888     while(i < level)
1889     {
1890         IDirectDrawSurface7 *attached;
1891         IDirectDrawSurface7_GetAttachedSurface(ICOM_INTERFACE(surf, IDirectDrawSurface7),
1892                                                &searchcaps,
1893                                                &attached);
1894         if(!attached) ERR("Surface not found\n");
1895         surf = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, attached);
1896         IDirectDrawSurface7_Release(attached);
1897         i++;
1898     }
1899
1900     /* Return the surface */
1901     *Surface = surf->WineD3DSurface;
1902
1903     TRACE("Returning wineD3DSurface %p, it belongs to surface %p\n", *Surface, surf);
1904     return D3D_OK;
1905 }
1906
1907 ULONG WINAPI D3D7CB_DestroySwapChain(IWineD3DSwapChain *pSwapChain) {
1908     IUnknown* swapChainParent;
1909     TRACE("(%p) call back\n", pSwapChain);
1910
1911     IWineD3DSwapChain_GetParent(pSwapChain, &swapChainParent);
1912     IUnknown_Release(swapChainParent);
1913     return IUnknown_Release(swapChainParent);
1914 }
1915
1916 ULONG WINAPI D3D7CB_DestroyDepthStencilSurface(IWineD3DSurface *pSurface) {
1917     IUnknown* surfaceParent;
1918     TRACE("(%p) call back\n", pSurface);
1919
1920     IWineD3DSurface_GetParent(pSurface, &surfaceParent);
1921     IUnknown_Release(surfaceParent);
1922     return IUnknown_Release(surfaceParent);
1923 }
1924
1925 /*****************************************************************************
1926  * IDirectDrawImpl_CreateNewSurface
1927  *
1928  * A helper function for IDirectDraw7::CreateSurface. It creates a new surface
1929  * with the passed parameters.
1930  *
1931  * Params:
1932  *  DDSD: Description of the surface to create
1933  *  Surf: Address to store the interface pointer at
1934  *
1935  * Returns:
1936  *  DD_OK on success
1937  *
1938  *****************************************************************************/
1939 static HRESULT WINAPI
1940 IDirectDrawImpl_CreateNewSurface(IDirectDrawImpl *This,
1941                                  DDSURFACEDESC2 *pDDSD,
1942                                  IDirectDrawSurfaceImpl **ppSurf,
1943                                  UINT level)
1944 {
1945     HRESULT hr;
1946     UINT Width = 0, Height = 0;
1947     WINED3DFORMAT Format = WINED3DFMT_UNKNOWN;
1948     WINED3DRESOURCETYPE ResType = WINED3DRTYPE_SURFACE;
1949     DWORD Usage = 0;
1950     WINED3DSURFTYPE ImplType = This->ImplType;
1951     WINED3DSURFACE_DESC Desc;
1952     IUnknown *Parent;
1953     IParentImpl *parImpl = NULL;
1954     WINED3DPOOL Pool = WINED3DPOOL_DEFAULT;
1955
1956     /* Dummies for GetDesc */
1957     WINED3DPOOL dummy_d3dpool;
1958     WINED3DMULTISAMPLE_TYPE dummy_mst;
1959     UINT dummy_uint;
1960     DWORD dummy_dword;
1961
1962     if (TRACE_ON(ddraw))
1963     {
1964         TRACE(" (%p) Requesting surface desc :\n", This);
1965         DDRAW_dump_surface_desc(pDDSD);
1966     }
1967
1968     /* Select the surface type, if it wasn't choosen yet */
1969     if(ImplType == SURFACE_UNKNOWN)
1970     {
1971         /* Use GL Surfaces if a D3DDEVICE Surface is requested */
1972         if(pDDSD->ddsCaps.dwCaps & DDSCAPS_3DDEVICE)
1973         {
1974             TRACE("(%p) Choosing GL surfaces because a 3DDEVICE Surface was requested\n", This);
1975             ImplType = SURFACE_OPENGL;
1976         }
1977
1978         /* Otherwise use GDI surfaces for now */
1979         else
1980         {
1981             TRACE("(%p) Choosing GDI surfaces for 2D rendering\n", This);
1982             ImplType = SURFACE_GDI;
1983         }
1984
1985         /* Policy if all surface implementations are available:
1986          * First, check if a default type was set with winecfg. If not,
1987          * try Xrender surfaces, and use them if they work. Next, check if
1988          * accelerated OpenGL is available, and use GL surfaces in this
1989          * case. If all else fails, use GDI surfaces. If a 3DDEVICE surface
1990          * was created, always use OpenGL surfaces.
1991          *
1992          * (Note: Xrender surfaces are not implemented for now, the
1993          * unaccelerated implementation uses GDI to render in Software)
1994          */
1995
1996         /* Store the type. If it needs to be changed, all WineD3DSurfaces have to
1997          * be re-created. This could be done with IDirectDrawSurface7::Restore
1998          */
1999         This->ImplType = ImplType;
2000     }
2001     else
2002     {
2003          if((pDDSD->ddsCaps.dwCaps & DDSCAPS_3DDEVICE ) && 
2004             (This->ImplType != SURFACE_OPENGL ) && DefaultSurfaceType == SURFACE_UNKNOWN)
2005         {
2006             /* We have to change to OpenGL,
2007              * and re-create all WineD3DSurfaces
2008              */
2009             ImplType = SURFACE_OPENGL;
2010             This->ImplType = ImplType;
2011             TRACE("(%p) Re-creating all surfaces\n", This);
2012             IDirectDrawImpl_RecreateAllSurfaces(This);
2013             TRACE("(%p) Done recreating all surfaces\n", This);
2014         }
2015         else if(This->ImplType != SURFACE_OPENGL && pDDSD->ddsCaps.dwCaps & DDSCAPS_3DDEVICE)
2016         {
2017             WARN("The application requests a 3D capable surface, but a non-opengl surface was set in the registry\n");
2018             /* Do not fail surface creation, only fail 3D device creation */
2019         }
2020     }
2021
2022     if (!(pDDSD->ddsCaps.dwCaps & (DDSCAPS_VIDEOMEMORY | DDSCAPS_SYSTEMMEMORY)) &&
2023         !((pDDSD->ddsCaps.dwCaps & DDSCAPS_TEXTURE) && (pDDSD->ddsCaps.dwCaps2 & DDSCAPS2_TEXTUREMANAGE)) )
2024     {
2025         /* Tests show surfaces without memory flags get these flags added right after creation. */
2026         pDDSD->ddsCaps.dwCaps |= DDSCAPS_LOCALVIDMEM | DDSCAPS_VIDEOMEMORY;
2027     }
2028     /* Get the correct wined3d usage */
2029     if (pDDSD->ddsCaps.dwCaps & (DDSCAPS_PRIMARYSURFACE |
2030                                  DDSCAPS_3DDEVICE       ) )
2031     {
2032         Usage |= WINED3DUSAGE_RENDERTARGET;
2033
2034         pDDSD->ddsCaps.dwCaps |= DDSCAPS_VISIBLE;
2035     }
2036     if (pDDSD->ddsCaps.dwCaps & (DDSCAPS_OVERLAY))
2037     {
2038         Usage |= WINED3DUSAGE_OVERLAY;
2039     }
2040     if(This->depthstencil || (pDDSD->ddsCaps.dwCaps & DDSCAPS_ZBUFFER) )
2041     {
2042         /* The depth stencil creation callback sets this flag.
2043          * Set the WineD3D usage to let it know that it's a depth
2044          * Stencil surface.
2045          */
2046         Usage |= WINED3DUSAGE_DEPTHSTENCIL;
2047     }
2048     if(pDDSD->ddsCaps.dwCaps & DDSCAPS_SYSTEMMEMORY)
2049     {
2050         Pool = WINED3DPOOL_SYSTEMMEM;
2051     }
2052     else if(pDDSD->ddsCaps.dwCaps2 & DDSCAPS2_TEXTUREMANAGE)
2053     {
2054         Pool = WINED3DPOOL_MANAGED;
2055         /* Managed textures have the system memory flag set */
2056         pDDSD->ddsCaps.dwCaps |= DDSCAPS_SYSTEMMEMORY;
2057     }
2058     else if(pDDSD->ddsCaps.dwCaps & DDSCAPS_VIDEOMEMORY)
2059     {
2060         /* Videomemory adds localvidmem, this is mutually exclusive with systemmemory
2061          * and texturemanage
2062          */
2063         pDDSD->ddsCaps.dwCaps |= DDSCAPS_LOCALVIDMEM;
2064     }
2065
2066     Format = PixelFormat_DD2WineD3D(&pDDSD->u4.ddpfPixelFormat);
2067     if(Format == WINED3DFMT_UNKNOWN)
2068     {
2069         ERR("Unsupported / Unknown pixelformat\n");
2070         return DDERR_INVALIDPIXELFORMAT;
2071     }
2072
2073     /* Create the Surface object */
2074     *ppSurf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectDrawSurfaceImpl));
2075     if(!*ppSurf)
2076     {
2077         ERR("(%p) Error allocating memory for a surface\n", This);
2078         return DDERR_OUTOFVIDEOMEMORY;
2079     }
2080     ICOM_INIT_INTERFACE(*ppSurf, IDirectDrawSurface7, IDirectDrawSurface7_Vtbl);
2081     ICOM_INIT_INTERFACE(*ppSurf, IDirectDrawSurface3, IDirectDrawSurface3_Vtbl);
2082     ICOM_INIT_INTERFACE(*ppSurf, IDirectDrawGammaControl, IDirectDrawGammaControl_Vtbl);
2083     ICOM_INIT_INTERFACE(*ppSurf, IDirect3DTexture2, IDirect3DTexture2_Vtbl);
2084     ICOM_INIT_INTERFACE(*ppSurf, IDirect3DTexture, IDirect3DTexture1_Vtbl);
2085     (*ppSurf)->ref = 1;
2086     (*ppSurf)->version = 7;
2087     (*ppSurf)->ddraw = This;
2088     (*ppSurf)->surface_desc.dwSize = sizeof(DDSURFACEDESC2);
2089     (*ppSurf)->surface_desc.u4.ddpfPixelFormat.dwSize = sizeof(DDPIXELFORMAT);
2090     DD_STRUCT_COPY_BYSIZE(&(*ppSurf)->surface_desc, pDDSD);
2091
2092     /* Surface attachments */
2093     (*ppSurf)->next_attached = NULL;
2094     (*ppSurf)->first_attached = *ppSurf;
2095
2096     /* Needed to re-create the surface on an implementation change */
2097     (*ppSurf)->ImplType = ImplType;
2098
2099     /* For D3DDevice creation */
2100     (*ppSurf)->isRenderTarget = FALSE;
2101
2102     /* A trace message for debugging */
2103     TRACE("(%p) Created IDirectDrawSurface implementation structure at %p\n", This, *ppSurf);
2104
2105     if(pDDSD->ddsCaps.dwCaps & ( DDSCAPS_PRIMARYSURFACE | DDSCAPS_TEXTURE | DDSCAPS_3DDEVICE) )
2106     {
2107         /* Render targets and textures need a IParent interface,
2108          * because WineD3D will destroy them when the swapchain
2109          * is released
2110          */
2111         parImpl = HeapAlloc(GetProcessHeap(), 0, sizeof(IParentImpl));
2112         if(!parImpl)
2113         {
2114             ERR("Out of memory when allocating memory for a IParent implementation\n");
2115             return DDERR_OUTOFMEMORY;
2116         }
2117         parImpl->ref = 1;
2118         ICOM_INIT_INTERFACE(parImpl, IParent, IParent_Vtbl);
2119         Parent = (IUnknown *) ICOM_INTERFACE(parImpl, IParent);
2120         TRACE("Using IParent interface %p as parent\n", parImpl);
2121     }
2122     else
2123     {
2124         /* Use the surface as parent */
2125         Parent = (IUnknown *) ICOM_INTERFACE(*ppSurf, IDirectDrawSurface7);
2126         TRACE("Using Surface interface %p as parent\n", *ppSurf);
2127     }
2128
2129     /* Now create the WineD3D Surface */
2130     hr = IWineD3DDevice_CreateSurface(This->wineD3DDevice,
2131                                       pDDSD->dwWidth,
2132                                       pDDSD->dwHeight,
2133                                       Format,
2134                                       TRUE /* Lockable */,
2135                                       FALSE /* Discard */,
2136                                       level,
2137                                       &(*ppSurf)->WineD3DSurface,
2138                                       ResType, Usage,
2139                                       Pool,
2140                                       WINED3DMULTISAMPLE_NONE,
2141                                       0 /* MultiSampleQuality */,
2142                                       0 /* SharedHandle */,
2143                                       ImplType,
2144                                       Parent);
2145
2146     if(hr != D3D_OK)
2147     {
2148         ERR("IWineD3DDevice::CreateSurface failed. hr = %08x\n", hr);
2149         return hr;
2150     }
2151
2152     /* Set the child of the parent implementation if it exists */
2153     if(parImpl)
2154     {
2155         parImpl->child = (IUnknown *) (*ppSurf)->WineD3DSurface;
2156         /* The IParent releases the WineD3DSurface, and
2157          * the ddraw surface does that too. Hold a reference
2158          */
2159         IWineD3DSurface_AddRef((*ppSurf)->WineD3DSurface);
2160     }
2161
2162     /* Increase the surface counter, and attach the surface */
2163     InterlockedIncrement(&This->surfaces);
2164     list_add_head(&This->surface_list, &(*ppSurf)->surface_list_entry);
2165
2166     /* Here we could store all created surfaces in the DirectDrawImpl structure,
2167      * But this could also be delegated to WineDDraw, as it keeps track of all its
2168      * resources. Not implemented for now, as there are more important things ;)
2169      */
2170
2171     /* Get the pixel format of the WineD3DSurface and store it.
2172      * Don't use the Format choosen above, WineD3D might have
2173      * changed it
2174      */
2175     Desc.Format = &Format;
2176     Desc.Type = &ResType;
2177     Desc.Usage = &Usage;
2178     Desc.Pool = &dummy_d3dpool;
2179     Desc.Size = &dummy_uint;
2180     Desc.MultiSampleType = &dummy_mst;
2181     Desc.MultiSampleQuality = &dummy_dword;
2182     Desc.Width = &Width;
2183     Desc.Height = &Height;
2184
2185     (*ppSurf)->surface_desc.dwFlags |= DDSD_PIXELFORMAT;
2186     hr = IWineD3DSurface_GetDesc((*ppSurf)->WineD3DSurface, &Desc);
2187     if(hr != D3D_OK)
2188     {
2189         ERR("IWineD3DSurface::GetDesc failed\n");
2190         IDirectDrawSurface7_Release( (IDirectDrawSurface7 *) *ppSurf);
2191         return hr;
2192     }
2193
2194     if(Format == WINED3DFMT_UNKNOWN)
2195     {
2196         FIXME("IWineD3DSurface::GetDesc returned WINED3DFMT_UNKNOWN\n");
2197     }
2198     PixelFormat_WineD3DtoDD( &(*ppSurf)->surface_desc.u4.ddpfPixelFormat, Format);
2199
2200     /* Anno 1602 stores the pitch right after surface creation, so make sure it's there.
2201      * I can't LockRect() the surface here because if OpenGL surfaces are in use, the
2202      * WineD3DDevice might not be usable for 3D yet, so an extra method was created.
2203      * TODO: Test other fourcc formats
2204      */
2205     if(Format == WINED3DFMT_DXT1 || Format == WINED3DFMT_DXT2 || Format == WINED3DFMT_DXT3 ||
2206        Format == WINED3DFMT_DXT4 || Format == WINED3DFMT_DXT5)
2207     {
2208         (*ppSurf)->surface_desc.dwFlags |= DDSD_LINEARSIZE;
2209         if(Format == WINED3DFMT_DXT1)
2210         {
2211             (*ppSurf)->surface_desc.u1.dwLinearSize = max(4, Width) * max(4, Height) / 2;
2212         }
2213         else
2214         {
2215             (*ppSurf)->surface_desc.u1.dwLinearSize = max(4, Width) * max(4, Height);
2216         }
2217     }
2218     else
2219     {
2220         (*ppSurf)->surface_desc.dwFlags |= DDSD_PITCH;
2221         (*ppSurf)->surface_desc.u1.lPitch = IWineD3DSurface_GetPitch((*ppSurf)->WineD3DSurface);
2222     }
2223
2224     /* Application passed a color key? Set it! */
2225     if(pDDSD->dwFlags & DDSD_CKDESTOVERLAY)
2226     {
2227         IWineD3DSurface_SetColorKey((*ppSurf)->WineD3DSurface,
2228                                     DDCKEY_DESTOVERLAY,
2229                                     (WINEDDCOLORKEY *) &pDDSD->u3.ddckCKDestOverlay);
2230     }
2231     if(pDDSD->dwFlags & DDSD_CKDESTBLT)
2232     {
2233         IWineD3DSurface_SetColorKey((*ppSurf)->WineD3DSurface,
2234                                     DDCKEY_DESTBLT,
2235                                     (WINEDDCOLORKEY *) &pDDSD->ddckCKDestBlt);
2236     }
2237     if(pDDSD->dwFlags & DDSD_CKSRCOVERLAY)
2238     {
2239         IWineD3DSurface_SetColorKey((*ppSurf)->WineD3DSurface,
2240                                     DDCKEY_SRCOVERLAY,
2241                                     (WINEDDCOLORKEY *) &pDDSD->ddckCKSrcOverlay);
2242     }
2243     if(pDDSD->dwFlags & DDSD_CKSRCBLT)
2244     {
2245         IWineD3DSurface_SetColorKey((*ppSurf)->WineD3DSurface,
2246                                     DDCKEY_SRCBLT,
2247                                     (WINEDDCOLORKEY *) &pDDSD->ddckCKSrcBlt);
2248     }
2249     if ( pDDSD->dwFlags & DDSD_LPSURFACE)
2250     {
2251         hr = IWineD3DSurface_SetMem((*ppSurf)->WineD3DSurface, pDDSD->lpSurface);
2252         if(hr != WINED3D_OK)
2253         {
2254             /* No need for a trace here, wined3d does that for us */
2255             IDirectDrawSurface7_Release(ICOM_INTERFACE((*ppSurf), IDirectDrawSurface7));
2256             return hr;
2257         }
2258     }
2259
2260     return DD_OK;
2261 }
2262 /*****************************************************************************
2263  * CreateAdditionalSurfaces
2264  *
2265  * Creates a new mipmap chain.
2266  *
2267  * Params:
2268  *  root: Root surface to attach the newly created chain to
2269  *  count: number of surfaces to create
2270  *  DDSD: Description of the surface. Intentionally not a pointer to avoid side
2271  *        effects on the caller
2272  *  CubeFaceRoot: Whether the new surface is a root of a cube map face. This
2273  *                creates an additional surface without the mipmapping flags
2274  *
2275  *****************************************************************************/
2276 static HRESULT
2277 CreateAdditionalSurfaces(IDirectDrawImpl *This,
2278                          IDirectDrawSurfaceImpl *root,
2279                          UINT count,
2280                          DDSURFACEDESC2 DDSD,
2281                          BOOL CubeFaceRoot)
2282 {
2283     UINT i, j, level = 0;
2284     HRESULT hr;
2285     IDirectDrawSurfaceImpl *last = root;
2286
2287     for(i = 0; i < count; i++)
2288     {
2289         IDirectDrawSurfaceImpl *object2 = NULL;
2290
2291         /* increase the mipmap level, but only if a mipmap is created
2292          * In this case, also halve the size
2293          */
2294         if(DDSD.ddsCaps.dwCaps & DDSCAPS_MIPMAP && !CubeFaceRoot)
2295         {
2296             level++;
2297             if(DDSD.dwWidth > 1) DDSD.dwWidth /= 2;
2298             if(DDSD.dwHeight > 1) DDSD.dwHeight /= 2;
2299             /* Set the mipmap sublevel flag according to msdn */
2300             DDSD.ddsCaps.dwCaps2 |= DDSCAPS2_MIPMAPSUBLEVEL;
2301         }
2302         else
2303         {
2304             DDSD.ddsCaps.dwCaps2 &= ~DDSCAPS2_MIPMAPSUBLEVEL;
2305         }
2306         CubeFaceRoot = FALSE;
2307
2308         hr = IDirectDrawImpl_CreateNewSurface(This,
2309                                               &DDSD,
2310                                               &object2,
2311                                               level);
2312         if(hr != DD_OK)
2313         {
2314             return hr;
2315         }
2316
2317         /* Add the new surface to the complex attachment array */
2318         for(j = 0; j < MAX_COMPLEX_ATTACHED; j++)
2319         {
2320             if(last->complex_array[j]) continue;
2321             last->complex_array[j] = object2;
2322             break;
2323         }
2324         last = object2;
2325
2326         /* Remove the (possible) back buffer cap from the new surface description,
2327          * because only one surface in the flipping chain is a back buffer, one
2328          * is a front buffer, the others are just primary surfaces.
2329          */
2330         DDSD.ddsCaps.dwCaps &= ~DDSCAPS_BACKBUFFER;
2331     }
2332     return DD_OK;
2333 }
2334
2335 /*****************************************************************************
2336  * IDirectDraw7::CreateSurface
2337  *
2338  * Creates a new IDirectDrawSurface object and returns its interface.
2339  *
2340  * The surface connections with wined3d are a bit tricky. Basically it works
2341  * like this:
2342  *
2343  * |------------------------|               |-----------------|
2344  * | DDraw surface          |               | WineD3DSurface  |
2345  * |                        |               |                 |
2346  * |        WineD3DSurface  |-------------->|                 |
2347  * |        Child           |<------------->| Parent          |
2348  * |------------------------|               |-----------------|
2349  *
2350  * The DDraw surface is the parent of the wined3d surface, and it releases
2351  * the WineD3DSurface when the ddraw surface is destroyed.
2352  *
2353  * However, for all surfaces which can be in a container in WineD3D,
2354  * we have to do this. These surfaces are usually complex surfaces,
2355  * so this concerns primary surfaces with a front and a back buffer,
2356  * and textures.
2357  *
2358  * |------------------------|               |-----------------|
2359  * | DDraw surface          |               | Container       |
2360  * |                        |               |                 |
2361  * |                  Child |<------------->| Parent          |
2362  * |                Texture |<------------->|                 |
2363  * |         WineD3DSurface |<----|         |          Levels |<--|
2364  * | Complex connection     |     |         |                 |   |
2365  * |------------------------|     |         |-----------------|   |
2366  *  ^                             |                               |
2367  *  |                             |                               |
2368  *  |                             |                               |
2369  *  |    |------------------|     |         |-----------------|   |
2370  *  |    | IParent          |     |-------->| WineD3DSurface  |   |
2371  *  |    |                  |               |                 |   |
2372  *  |    |            Child |<------------->| Parent          |   |
2373  *  |    |                  |               |       Container |<--|
2374  *  |    |------------------|               |-----------------|   |
2375  *  |                                                             |
2376  *  |   |----------------------|                                  |
2377  *  |   | DDraw surface 2      |                                  |
2378  *  |   |                      |                                  |
2379  *  |<->| Complex root   Child |                                  |
2380  *  |   |              Texture |                                  |
2381  *  |   |       WineD3DSurface |<----|                            |
2382  *  |   |----------------------|     |                            |
2383  *  |                                |                            |
2384  *  |    |---------------------|     |      |-----------------|   |
2385  *  |    | IParent             |     |----->| WineD3DSurface  |   |
2386  *  |    |                     |            |                 |   |
2387  *  |    |               Child |<---------->| Parent          |   |
2388  *  |    |---------------------|            |       Container |<--|
2389  *  |                                       |-----------------|   |
2390  *  |                                                             |
2391  *  |             ---More surfaces can follow---                  |
2392  *
2393  * The reason is that the IWineD3DSwapchain(render target container)
2394  * and the IWineD3DTexure(Texture container) release the parents
2395  * of their surface's children, but by releasing the complex root
2396  * the surfaces which are complexly attached to it are destroyed
2397  * too. See IDirectDrawSurface::Release for a more detailed
2398  * explanation.
2399  *
2400  * Params:
2401  *  DDSD: Description of the surface to create
2402  *  Surf: Address to store the interface pointer at
2403  *  UnkOuter: Basically for aggregation support, but ddraw doesn't support
2404  *            aggregation, so it has to be NULL
2405  *
2406  * Returns:
2407  *  DD_OK on success
2408  *  CLASS_E_NOAGGREGATION if UnkOuter != NULL
2409  *  DDERR_* if an error occurs
2410  *
2411  *****************************************************************************/
2412 static HRESULT WINAPI
2413 IDirectDrawImpl_CreateSurface(IDirectDraw7 *iface,
2414                               DDSURFACEDESC2 *DDSD,
2415                               IDirectDrawSurface7 **Surf,
2416                               IUnknown *UnkOuter)
2417 {
2418     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
2419     IDirectDrawSurfaceImpl *object = NULL;
2420     HRESULT hr;
2421     LONG extra_surfaces = 0;
2422     DDSURFACEDESC2 desc2;
2423     WINED3DDISPLAYMODE Mode;
2424
2425     TRACE("(%p)->(%p,%p,%p)\n", This, DDSD, Surf, UnkOuter);
2426
2427     /* Some checks before we start */
2428     if (TRACE_ON(ddraw))
2429     {
2430         TRACE(" (%p) Requesting surface desc :\n", This);
2431         DDRAW_dump_surface_desc(DDSD);
2432     }
2433     EnterCriticalSection(&ddraw_cs);
2434
2435     if (UnkOuter != NULL)
2436     {
2437         FIXME("(%p) : outer != NULL?\n", This);
2438         LeaveCriticalSection(&ddraw_cs);
2439         return CLASS_E_NOAGGREGATION; /* unchecked */
2440     }
2441
2442     if (Surf == NULL)
2443     {
2444         FIXME("(%p) You want to get back a surface? Don't give NULL ptrs!\n", This);
2445         LeaveCriticalSection(&ddraw_cs);
2446         return E_POINTER; /* unchecked */
2447     }
2448
2449     if (!(DDSD->dwFlags & DDSD_CAPS))
2450     {
2451         /* DVIDEO.DLL does forget the DDSD_CAPS flag ... *sigh* */
2452         DDSD->dwFlags |= DDSD_CAPS;
2453     }
2454
2455     if (DDSD->ddsCaps.dwCaps & DDSCAPS_ALLOCONLOAD)
2456     {
2457         /* If the surface is of the 'alloconload' type, ignore the LPSURFACE field */
2458         DDSD->dwFlags &= ~DDSD_LPSURFACE;
2459     }
2460
2461     if ((DDSD->dwFlags & DDSD_LPSURFACE) && (DDSD->lpSurface == NULL))
2462     {
2463         /* Frank Herbert's Dune specifies a null pointer for the surface, ignore the LPSURFACE field */
2464         WARN("(%p) Null surface pointer specified, ignore it!\n", This);
2465         DDSD->dwFlags &= ~DDSD_LPSURFACE;
2466     }
2467
2468     if((DDSD->ddsCaps.dwCaps & (DDSCAPS_FLIP | DDSCAPS_PRIMARYSURFACE)) == (DDSCAPS_FLIP | DDSCAPS_PRIMARYSURFACE) &&
2469        !(This->cooperative_level & DDSCL_EXCLUSIVE))
2470     {
2471         TRACE("(%p): Attempt to create a flipable primary surface without DDSCL_EXCLUSIVE set\n", This);
2472         *Surf = NULL;
2473         LeaveCriticalSection(&ddraw_cs);
2474         return DDERR_NOEXCLUSIVEMODE;
2475     }
2476
2477     if(DDSD->ddsCaps.dwCaps & (DDSCAPS_FRONTBUFFER | DDSCAPS_BACKBUFFER)) {
2478         WARN("Application tried to create an explicit front or back buffer\n");
2479         LeaveCriticalSection(&ddraw_cs);
2480         return DDERR_INVALIDCAPS;
2481     }
2482     /* Check cube maps but only if the size includes them */
2483     if (DDSD->dwSize >= sizeof(DDSURFACEDESC2))
2484     {
2485         if(DDSD->ddsCaps.dwCaps2 & DDSCAPS2_CUBEMAP_ALLFACES &&
2486            !(DDSD->ddsCaps.dwCaps2 & DDSCAPS2_CUBEMAP))
2487         {
2488             WARN("Cube map faces requested without cube map flag\n");
2489             LeaveCriticalSection(&ddraw_cs);
2490             return DDERR_INVALIDCAPS;
2491         }
2492         if(DDSD->ddsCaps.dwCaps2 & DDSCAPS2_CUBEMAP &&
2493            (DDSD->ddsCaps.dwCaps2 & DDSCAPS2_CUBEMAP_ALLFACES) == 0)
2494         {
2495             WARN("Cube map without faces requested\n");
2496             LeaveCriticalSection(&ddraw_cs);
2497             return DDERR_INVALIDPARAMS;
2498         }
2499
2500         /* Quick tests confirm those can be created, but we don't do that yet */
2501         if(DDSD->ddsCaps.dwCaps2 & DDSCAPS2_CUBEMAP &&
2502            (DDSD->ddsCaps.dwCaps2 & DDSCAPS2_CUBEMAP_ALLFACES) != DDSCAPS2_CUBEMAP_ALLFACES)
2503         {
2504             FIXME("Partial cube maps not supported yet\n");
2505         }
2506     }
2507
2508     /* According to the msdn this flag is ignored by CreateSurface */
2509     if (DDSD->dwSize >= sizeof(DDSURFACEDESC2))
2510         DDSD->ddsCaps.dwCaps2 &= ~DDSCAPS2_MIPMAPSUBLEVEL;
2511
2512     /* Modify some flags */
2513     memset(&desc2, 0, sizeof(desc2));
2514     desc2.dwSize = sizeof(desc2);   /* For the struct copy */
2515     DD_STRUCT_COPY_BYSIZE(&desc2, DDSD);
2516     desc2.dwSize = sizeof(desc2);   /* To override a possibly smaller size */
2517     desc2.u4.ddpfPixelFormat.dwSize=sizeof(DDPIXELFORMAT); /* Just to be sure */
2518
2519     /* Get the video mode from WineD3D - we will need it */
2520     hr = IWineD3DDevice_GetDisplayMode(This->wineD3DDevice,
2521                                        0, /* Swapchain 0 */
2522                                        &Mode);
2523     if(FAILED(hr))
2524     {
2525         ERR("Failed to read display mode from wined3d\n");
2526         switch(This->orig_bpp)
2527         {
2528             case 8:
2529                 Mode.Format = WINED3DFMT_P8;
2530                 break;
2531
2532             case 15:
2533                 Mode.Format = WINED3DFMT_X1R5G5B5;
2534                 break;
2535
2536             case 16:
2537                 Mode.Format = WINED3DFMT_R5G6B5;
2538                 break;
2539
2540             case 24:
2541                 Mode.Format = WINED3DFMT_R8G8B8;
2542                 break;
2543
2544             case 32:
2545                 Mode.Format = WINED3DFMT_X8R8G8B8;
2546                 break;
2547         }
2548         Mode.Width = This->orig_width;
2549         Mode.Height = This->orig_height;
2550     }
2551
2552     /* No pixelformat given? Use the current screen format */
2553     if(!(desc2.dwFlags & DDSD_PIXELFORMAT))
2554     {
2555         desc2.dwFlags |= DDSD_PIXELFORMAT;
2556         desc2.u4.ddpfPixelFormat.dwSize=sizeof(DDPIXELFORMAT);
2557
2558         /* Wait: It could be a Z buffer */
2559         if(desc2.ddsCaps.dwCaps & DDSCAPS_ZBUFFER)
2560         {
2561             switch(desc2.u2.dwMipMapCount) /* Who had this glorious idea? */
2562             {
2563                 case 15:
2564                     PixelFormat_WineD3DtoDD(&desc2.u4.ddpfPixelFormat, WINED3DFMT_D15S1);
2565                     break;
2566                 case 16:
2567                     PixelFormat_WineD3DtoDD(&desc2.u4.ddpfPixelFormat, WINED3DFMT_D16);
2568                     break;
2569                 case 24:
2570                     PixelFormat_WineD3DtoDD(&desc2.u4.ddpfPixelFormat, WINED3DFMT_D24X8);
2571                     break;
2572                 case 32:
2573                     PixelFormat_WineD3DtoDD(&desc2.u4.ddpfPixelFormat, WINED3DFMT_D32);
2574                     break;
2575                 default:
2576                     ERR("Unknown Z buffer bit depth\n");
2577             }
2578         }
2579         else
2580         {
2581             PixelFormat_WineD3DtoDD(&desc2.u4.ddpfPixelFormat, Mode.Format);
2582         }
2583     }
2584
2585     /* No Width or no Height? Use the original screen size
2586      */
2587     if(!(desc2.dwFlags & DDSD_WIDTH) ||
2588        !(desc2.dwFlags & DDSD_HEIGHT) )
2589     {
2590         /* Invalid for non-render targets */
2591         if(!(desc2.ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE))
2592         {
2593             WARN("Creating a non-Primary surface without Width or Height info, returning DDERR_INVALIDPARAMS\n");
2594             *Surf = NULL;
2595             LeaveCriticalSection(&ddraw_cs);
2596             return DDERR_INVALIDPARAMS;
2597         }
2598
2599         desc2.dwFlags |= DDSD_WIDTH | DDSD_HEIGHT;
2600         desc2.dwWidth = Mode.Width;
2601         desc2.dwHeight = Mode.Height;
2602     }
2603
2604     /* Mipmap count fixes */
2605     if(desc2.ddsCaps.dwCaps & DDSCAPS_MIPMAP)
2606     {
2607         if(desc2.ddsCaps.dwCaps & DDSCAPS_COMPLEX)
2608         {
2609             if(desc2.dwFlags & DDSD_MIPMAPCOUNT)
2610             {
2611                 /* Mipmap count is given, should not be 0 */
2612                 if( desc2.u2.dwMipMapCount == 0 )
2613                 {
2614                     LeaveCriticalSection(&ddraw_cs);
2615                     return DDERR_INVALIDPARAMS;
2616                 }
2617             }
2618             else
2619             {
2620                 /* Undocumented feature: Create sublevels until
2621                  * either the width or the height is 1
2622                  */
2623                 DWORD min = desc2.dwWidth < desc2.dwHeight ?
2624                             desc2.dwWidth : desc2.dwHeight;
2625                 desc2.u2.dwMipMapCount = 0;
2626                 while( min )
2627                 {
2628                     desc2.u2.dwMipMapCount += 1;
2629                     min >>= 1;
2630                 }
2631             }
2632         }
2633         else
2634         {
2635             /* Not-complex mipmap -> Mipmapcount = 1 */
2636             desc2.u2.dwMipMapCount = 1;
2637         }
2638         extra_surfaces = desc2.u2.dwMipMapCount - 1;
2639
2640         /* There's a mipmap count in the created surface in any case */
2641         desc2.dwFlags |= DDSD_MIPMAPCOUNT;
2642     }
2643     /* If no mipmap is given, the texture has only one level */
2644
2645     /* The first surface is a front buffer, the back buffer is created afterwards */
2646     if( (desc2.dwFlags & DDSD_CAPS) && (desc2.ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE) )
2647     {
2648         desc2.ddsCaps.dwCaps |= DDSCAPS_FRONTBUFFER;
2649     }
2650
2651     /* The root surface in a cube map is positive x */
2652     if(desc2.ddsCaps.dwCaps2 & DDSCAPS2_CUBEMAP)
2653     {
2654         desc2.ddsCaps.dwCaps2 &= ~DDSCAPS2_CUBEMAP_ALLFACES;
2655         desc2.ddsCaps.dwCaps2 |=  DDSCAPS2_CUBEMAP_POSITIVEX;
2656     }
2657
2658     /* Create the first surface */
2659     hr = IDirectDrawImpl_CreateNewSurface(This, &desc2, &object, 0);
2660     if( hr != DD_OK)
2661     {
2662         ERR("IDirectDrawImpl_CreateNewSurface failed with %08x\n", hr);
2663         LeaveCriticalSection(&ddraw_cs);
2664         return hr;
2665     }
2666     object->is_complex_root = TRUE;
2667
2668     *Surf = ICOM_INTERFACE(object, IDirectDrawSurface7);
2669
2670     /* Create Additional surfaces if necessary
2671      * This applies to Primary surfaces which have a back buffer count
2672      * set, but not to mipmap textures. In case of Mipmap textures,
2673      * wineD3D takes care of the creation of additional surfaces
2674      */
2675     if(DDSD->dwFlags & DDSD_BACKBUFFERCOUNT)
2676     {
2677         extra_surfaces = DDSD->dwBackBufferCount;
2678         desc2.ddsCaps.dwCaps &= ~DDSCAPS_FRONTBUFFER; /* It's not a front buffer */
2679         desc2.ddsCaps.dwCaps |= DDSCAPS_BACKBUFFER;
2680     }
2681
2682     hr = DD_OK;
2683     if(desc2.ddsCaps.dwCaps2 & DDSCAPS2_CUBEMAP)
2684     {
2685         desc2.ddsCaps.dwCaps2 &= ~DDSCAPS2_CUBEMAP_ALLFACES;
2686         desc2.ddsCaps.dwCaps2 |=  DDSCAPS2_CUBEMAP_NEGATIVEZ;
2687         hr |= CreateAdditionalSurfaces(This, object, extra_surfaces + 1, desc2, TRUE);
2688         desc2.ddsCaps.dwCaps2 &= ~DDSCAPS2_CUBEMAP_NEGATIVEZ;
2689         desc2.ddsCaps.dwCaps2 |=  DDSCAPS2_CUBEMAP_POSITIVEZ;
2690         hr |= CreateAdditionalSurfaces(This, object, extra_surfaces + 1, desc2, TRUE);
2691         desc2.ddsCaps.dwCaps2 &= ~DDSCAPS2_CUBEMAP_POSITIVEZ;
2692         desc2.ddsCaps.dwCaps2 |=  DDSCAPS2_CUBEMAP_NEGATIVEY;
2693         hr |= CreateAdditionalSurfaces(This, object, extra_surfaces + 1, desc2, TRUE);
2694         desc2.ddsCaps.dwCaps2 &= ~DDSCAPS2_CUBEMAP_NEGATIVEY;
2695         desc2.ddsCaps.dwCaps2 |=  DDSCAPS2_CUBEMAP_POSITIVEY;
2696         hr |= CreateAdditionalSurfaces(This, object, extra_surfaces + 1, desc2, TRUE);
2697         desc2.ddsCaps.dwCaps2 &= ~DDSCAPS2_CUBEMAP_POSITIVEY;
2698         desc2.ddsCaps.dwCaps2 |=  DDSCAPS2_CUBEMAP_NEGATIVEX;
2699         hr |= CreateAdditionalSurfaces(This, object, extra_surfaces + 1, desc2, TRUE);
2700         desc2.ddsCaps.dwCaps2 &= ~DDSCAPS2_CUBEMAP_NEGATIVEX;
2701         desc2.ddsCaps.dwCaps2 |=  DDSCAPS2_CUBEMAP_POSITIVEX;
2702     }
2703
2704     hr |= CreateAdditionalSurfaces(This, object, extra_surfaces, desc2, FALSE);
2705     if(hr != DD_OK)
2706     {
2707         /* This destroys and possibly created surfaces too */
2708         IDirectDrawSurface_Release( ICOM_INTERFACE(object, IDirectDrawSurface7) );
2709         LeaveCriticalSection(&ddraw_cs);
2710         return hr;
2711     }
2712
2713     /* If the implementation is OpenGL and there's no d3ddevice, attach a d3ddevice
2714      * But attach the d3ddevice only if the currently created surface was
2715      * a primary surface (2D app in 3D mode) or a 3DDEVICE surface (3D app)
2716      * The only case I can think of where this doesn't apply is when a
2717      * 2D app was configured by the user to run with OpenGL and it didn't create
2718      * the render target as first surface. In this case the render target creation
2719      * will cause the 3D init.
2720      */
2721     if( (This->ImplType == SURFACE_OPENGL) && !(This->d3d_initialized) &&
2722         desc2.ddsCaps.dwCaps & (DDSCAPS_PRIMARYSURFACE | DDSCAPS_3DDEVICE) )
2723     {
2724         IDirectDrawSurfaceImpl *target = object, *surface;
2725         struct list *entry;
2726
2727         /* Search for the primary to use as render target */
2728         LIST_FOR_EACH(entry, &This->surface_list)
2729         {
2730             surface = LIST_ENTRY(entry, IDirectDrawSurfaceImpl, surface_list_entry);
2731             if((surface->surface_desc.ddsCaps.dwCaps & (DDSCAPS_PRIMARYSURFACE | DDSCAPS_FRONTBUFFER)) ==
2732                (DDSCAPS_PRIMARYSURFACE | DDSCAPS_FRONTBUFFER))
2733             {
2734                 /* found */
2735                 target = surface;
2736                 TRACE("Using primary %p as render target\n", target);
2737                 break;
2738             }
2739         }
2740
2741         TRACE("(%p) Attaching a D3DDevice, rendertarget = %p\n", This, target);
2742         hr = IDirectDrawImpl_AttachD3DDevice(This, target);
2743         if(hr != D3D_OK)
2744         {
2745             IDirectDrawSurfaceImpl *release_surf;
2746             ERR("IDirectDrawImpl_AttachD3DDevice failed, hr = %x\n", hr);
2747             *Surf = NULL;
2748
2749             /* The before created surface structures are in an incomplete state here.
2750              * WineD3D holds the reference on the IParents, and it released them on the failure
2751              * already. So the regular release method implementation would fail on the attempt
2752              * to destroy either the IParents or the swapchain. So free the surface here.
2753              * The surface structure here is a list, not a tree, because onscreen targets
2754              * cannot be cube textures
2755              */
2756             while(object)
2757             {
2758                 release_surf = object;
2759                 object = object->complex_array[0];
2760                 IDirectDrawSurfaceImpl_Destroy(release_surf);
2761             }
2762             LeaveCriticalSection(&ddraw_cs);
2763             return hr;
2764         }
2765     } else if(!(This->d3d_initialized) && desc2.ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE) {
2766         IDirectDrawImpl_CreateGDISwapChain(This, object);
2767     }
2768
2769     /* Addref the ddraw interface to keep an reference for each surface */
2770     IDirectDraw7_AddRef(iface);
2771     object->ifaceToRelease = (IUnknown *) iface;
2772
2773     /* Create a WineD3DTexture if a texture was requested */
2774     if(desc2.ddsCaps.dwCaps & DDSCAPS_TEXTURE)
2775     {
2776         UINT levels;
2777         WINED3DFORMAT Format;
2778         WINED3DPOOL Pool = WINED3DPOOL_DEFAULT;
2779
2780         This->tex_root = object;
2781
2782         if(desc2.ddsCaps.dwCaps & DDSCAPS_MIPMAP)
2783         {
2784             /* a mipmap is created, create enough levels */
2785             levels = desc2.u2.dwMipMapCount;
2786         }
2787         else
2788         {
2789             /* No mipmap is created, create one level */
2790             levels = 1;
2791         }
2792
2793         /* DDSCAPS_SYSTEMMEMORY textures are in WINED3DPOOL_SYSTEMMEM */
2794         if(DDSD->ddsCaps.dwCaps & DDSCAPS_SYSTEMMEMORY)
2795         {
2796             Pool = WINED3DPOOL_SYSTEMMEM;
2797         }
2798         /* Should I forward the MANAGED cap to the managed pool ? */
2799
2800         /* Get the format. It's set already by CreateNewSurface */
2801         Format = PixelFormat_DD2WineD3D(&object->surface_desc.u4.ddpfPixelFormat);
2802
2803         /* The surfaces are already created, the callback only
2804          * passes the IWineD3DSurface to WineD3D
2805          */
2806         if(desc2.ddsCaps.dwCaps2 & DDSCAPS2_CUBEMAP)
2807         {
2808             hr = IWineD3DDevice_CreateCubeTexture(This->wineD3DDevice,
2809                                                   DDSD->dwWidth, /* Edgelength */
2810                                                   levels,
2811                                                   0, /* usage */
2812                                                   Format,
2813                                                   Pool,
2814                                                   (IWineD3DCubeTexture **) &object->wineD3DTexture,
2815                                                   0, /* SharedHandle */
2816                                                   (IUnknown *) ICOM_INTERFACE(object, IDirectDrawSurface7),
2817                                                   D3D7CB_CreateSurface);
2818         }
2819         else
2820         {
2821             hr = IWineD3DDevice_CreateTexture(This->wineD3DDevice,
2822                                               DDSD->dwWidth, DDSD->dwHeight,
2823                                               levels, /* MipMapCount = Levels */
2824                                               0, /* usage */
2825                                               Format,
2826                                               Pool,
2827                                               (IWineD3DTexture **) &object->wineD3DTexture,
2828                                               0, /* SharedHandle */
2829                                               (IUnknown *) ICOM_INTERFACE(object, IDirectDrawSurface7),
2830                                               D3D7CB_CreateSurface );
2831         }
2832         This->tex_root = NULL;
2833     }
2834
2835     LeaveCriticalSection(&ddraw_cs);
2836     return hr;
2837 }
2838
2839 #define DDENUMSURFACES_SEARCHTYPE (DDENUMSURFACES_CANBECREATED|DDENUMSURFACES_DOESEXIST)
2840 #define DDENUMSURFACES_MATCHTYPE (DDENUMSURFACES_ALL|DDENUMSURFACES_MATCH|DDENUMSURFACES_NOMATCH)
2841
2842 static BOOL
2843 Main_DirectDraw_DDPIXELFORMAT_Match(const DDPIXELFORMAT *requested,
2844                                     const DDPIXELFORMAT *provided)
2845 {
2846     /* Some flags must be present in both or neither for a match. */
2847     static const DWORD must_match = DDPF_PALETTEINDEXED1 | DDPF_PALETTEINDEXED2
2848         | DDPF_PALETTEINDEXED4 | DDPF_PALETTEINDEXED8 | DDPF_FOURCC
2849         | DDPF_ZBUFFER | DDPF_STENCILBUFFER;
2850
2851     if ((requested->dwFlags & provided->dwFlags) != requested->dwFlags)
2852         return FALSE;
2853
2854     if ((requested->dwFlags & must_match) != (provided->dwFlags & must_match))
2855         return FALSE;
2856
2857     if (requested->dwFlags & DDPF_FOURCC)
2858         if (requested->dwFourCC != provided->dwFourCC)
2859             return FALSE;
2860
2861     if (requested->dwFlags & (DDPF_RGB|DDPF_YUV|DDPF_ZBUFFER|DDPF_ALPHA
2862                               |DDPF_LUMINANCE|DDPF_BUMPDUDV))
2863         if (requested->u1.dwRGBBitCount != provided->u1.dwRGBBitCount)
2864             return FALSE;
2865
2866     if (requested->dwFlags & (DDPF_RGB|DDPF_YUV|DDPF_STENCILBUFFER
2867                               |DDPF_LUMINANCE|DDPF_BUMPDUDV))
2868         if (requested->u2.dwRBitMask != provided->u2.dwRBitMask)
2869             return FALSE;
2870
2871     if (requested->dwFlags & (DDPF_RGB|DDPF_YUV|DDPF_ZBUFFER|DDPF_BUMPDUDV))
2872         if (requested->u3.dwGBitMask != provided->u3.dwGBitMask)
2873             return FALSE;
2874
2875     /* I could be wrong about the bumpmapping. MSDN docs are vague. */
2876     if (requested->dwFlags & (DDPF_RGB|DDPF_YUV|DDPF_STENCILBUFFER
2877                               |DDPF_BUMPDUDV))
2878         if (requested->u4.dwBBitMask != provided->u4.dwBBitMask)
2879             return FALSE;
2880
2881     if (requested->dwFlags & (DDPF_ALPHAPIXELS|DDPF_ZPIXELS))
2882         if (requested->u5.dwRGBAlphaBitMask != provided->u5.dwRGBAlphaBitMask)
2883             return FALSE;
2884
2885     return TRUE;
2886 }
2887
2888 static BOOL
2889 IDirectDrawImpl_DDSD_Match(const DDSURFACEDESC2* requested,
2890                            const DDSURFACEDESC2* provided)
2891 {
2892     struct compare_info
2893     {
2894         DWORD flag;
2895         ptrdiff_t offset;
2896         size_t size;
2897     };
2898
2899 #define CMP(FLAG, FIELD)                                \
2900         { DDSD_##FLAG, offsetof(DDSURFACEDESC2, FIELD), \
2901           sizeof(((DDSURFACEDESC2 *)(NULL))->FIELD) }
2902
2903     static const struct compare_info compare[] =
2904     {
2905         CMP(ALPHABITDEPTH, dwAlphaBitDepth),
2906         CMP(BACKBUFFERCOUNT, dwBackBufferCount),
2907         CMP(CAPS, ddsCaps),
2908         CMP(CKDESTBLT, ddckCKDestBlt),
2909         CMP(CKDESTOVERLAY, u3 /* ddckCKDestOverlay */),
2910         CMP(CKSRCBLT, ddckCKSrcBlt),
2911         CMP(CKSRCOVERLAY, ddckCKSrcOverlay),
2912         CMP(HEIGHT, dwHeight),
2913         CMP(LINEARSIZE, u1 /* dwLinearSize */),
2914         CMP(LPSURFACE, lpSurface),
2915         CMP(MIPMAPCOUNT, u2 /* dwMipMapCount */),
2916         CMP(PITCH, u1 /* lPitch */),
2917         /* PIXELFORMAT: manual */
2918         CMP(REFRESHRATE, u2 /* dwRefreshRate */),
2919         CMP(TEXTURESTAGE, dwTextureStage),
2920         CMP(WIDTH, dwWidth),
2921         /* ZBUFFERBITDEPTH: "obsolete" */
2922     };
2923
2924 #undef CMP
2925
2926     unsigned int i;
2927
2928     if ((requested->dwFlags & provided->dwFlags) != requested->dwFlags)
2929         return FALSE;
2930
2931     for (i=0; i < sizeof(compare)/sizeof(compare[0]); i++)
2932     {
2933         if (requested->dwFlags & compare[i].flag
2934             && memcmp((const char *)provided + compare[i].offset,
2935                       (const char *)requested + compare[i].offset,
2936                       compare[i].size) != 0)
2937             return FALSE;
2938     }
2939
2940     if (requested->dwFlags & DDSD_PIXELFORMAT)
2941     {
2942         if (!Main_DirectDraw_DDPIXELFORMAT_Match(&requested->u4.ddpfPixelFormat,
2943                                                 &provided->u4.ddpfPixelFormat))
2944             return FALSE;
2945     }
2946
2947     return TRUE;
2948 }
2949
2950 #undef DDENUMSURFACES_SEARCHTYPE
2951 #undef DDENUMSURFACES_MATCHTYPE
2952
2953 /*****************************************************************************
2954  * IDirectDraw7::EnumSurfaces
2955  *
2956  * Loops through all surfaces attached to this device and calls the
2957  * application callback. This can't be relayed to WineD3DDevice,
2958  * because some WineD3DSurfaces' parents are IParent objects
2959  *
2960  * Params:
2961  *  Flags: Some filtering flags. See IDirectDrawImpl_EnumSurfacesCallback
2962  *  DDSD: Description to filter for
2963  *  Context: Application-provided pointer, it's passed unmodified to the
2964  *           Callback function
2965  *  Callback: Address to call for each surface
2966  *
2967  * Returns:
2968  *  DDERR_INVALIDPARAMS if the callback is NULL
2969  *  DD_OK on success
2970  *
2971  *****************************************************************************/
2972 static HRESULT WINAPI
2973 IDirectDrawImpl_EnumSurfaces(IDirectDraw7 *iface,
2974                              DWORD Flags,
2975                              DDSURFACEDESC2 *DDSD,
2976                              void *Context,
2977                              LPDDENUMSURFACESCALLBACK7 Callback)
2978 {
2979     /* The surface enumeration is handled by WineDDraw,
2980      * because it keeps track of all surfaces attached to
2981      * it. The filtering is done by our callback function,
2982      * because WineDDraw doesn't handle ddraw-like surface
2983      * caps structures
2984      */
2985     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
2986     IDirectDrawSurfaceImpl *surf;
2987     BOOL all, nomatch;
2988     DDSURFACEDESC2 desc;
2989     struct list *entry, *entry2;
2990
2991     all = Flags & DDENUMSURFACES_ALL;
2992     nomatch = Flags & DDENUMSURFACES_NOMATCH;
2993
2994     TRACE("(%p)->(%x,%p,%p,%p)\n", This, Flags, DDSD, Context, Callback);
2995     EnterCriticalSection(&ddraw_cs);
2996
2997     if(!Callback)
2998     {
2999         LeaveCriticalSection(&ddraw_cs);
3000         return DDERR_INVALIDPARAMS;
3001     }
3002
3003     /* Use the _SAFE enumeration, the app may destroy enumerated surfaces */
3004     LIST_FOR_EACH_SAFE(entry, entry2, &This->surface_list)
3005     {
3006         surf = LIST_ENTRY(entry, IDirectDrawSurfaceImpl, surface_list_entry);
3007         if (all || (nomatch != IDirectDrawImpl_DDSD_Match(DDSD, &surf->surface_desc)))
3008         {
3009             desc = surf->surface_desc;
3010             IDirectDrawSurface7_AddRef(ICOM_INTERFACE(surf, IDirectDrawSurface7));
3011             if(Callback( ICOM_INTERFACE(surf, IDirectDrawSurface7), &desc, Context) != DDENUMRET_OK)
3012             {
3013                 LeaveCriticalSection(&ddraw_cs);
3014                 return DD_OK;
3015             }
3016         }
3017     }
3018     LeaveCriticalSection(&ddraw_cs);
3019     return DD_OK;
3020 }
3021
3022 static HRESULT WINAPI
3023 findRenderTarget(IDirectDrawSurface7 *surface,
3024                  DDSURFACEDESC2 *desc,
3025                  void *ctx)
3026 {
3027     IDirectDrawSurfaceImpl *surf = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, surface);
3028     IDirectDrawSurfaceImpl **target = (IDirectDrawSurfaceImpl **) ctx;
3029
3030     if(!surf->isRenderTarget) {
3031         *target = surf;
3032         IDirectDrawSurface7_Release(surface);
3033         return DDENUMRET_CANCEL;
3034     }
3035
3036     /* Recurse into the surface tree */
3037     IDirectDrawSurface7_EnumAttachedSurfaces(surface, ctx, findRenderTarget);
3038
3039     IDirectDrawSurface7_Release(surface);
3040     if(*target) return DDENUMRET_CANCEL;
3041     else return DDENUMRET_OK; /* Continue with the next neighbor surface */
3042 }
3043
3044 /*****************************************************************************
3045  * D3D7CB_CreateRenderTarget
3046  *
3047  * Callback called by WineD3D to create Surfaces for render target usage
3048  * This function takes the D3D target from the IDirectDrawImpl structure,
3049  * and returns the WineD3DSurface. To avoid double usage, the surface
3050  * is marked as render target afterwards
3051  *
3052  * Params
3053  *  device: The WineD3DDevice's parent
3054  *  Width, Height, Format: Dimensions and pixelformat of the render target
3055  *                         Ignored, because the surface already exists
3056  *  MultiSample, MultisampleQuality, Lockable: Ignored for the same reason
3057  *  Lockable: ignored
3058  *  ppSurface: Address to pass the surface pointer back at
3059  *  pSharedHandle: Ignored
3060  *
3061  * Returns:
3062  *  Always returns D3D_OK
3063  *
3064  *****************************************************************************/
3065 static HRESULT WINAPI
3066 D3D7CB_CreateRenderTarget(IUnknown *device, IUnknown *pSuperior,
3067                           UINT Width, UINT Height,
3068                           WINED3DFORMAT Format,
3069                           WINED3DMULTISAMPLE_TYPE MultiSample,
3070                           DWORD MultisampleQuality,
3071                           BOOL Lockable,
3072                           IWineD3DSurface** ppSurface,
3073                           HANDLE* pSharedHandle)
3074 {
3075     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, device);
3076     IDirectDrawSurfaceImpl *d3dSurface = This->d3d_target, *target = NULL;
3077     TRACE("(%p) call back\n", device);
3078
3079     if(d3dSurface->isRenderTarget)
3080     {
3081         IDirectDrawSurface7_EnumAttachedSurfaces(ICOM_INTERFACE(d3dSurface, IDirectDrawSurface7),
3082                                                  &target, findRenderTarget);
3083     }
3084     else
3085     {
3086         target = d3dSurface;
3087     }
3088
3089     if(!target)
3090     {
3091         target = This->d3d_target;
3092         ERR(" (%p) : No DirectDrawSurface found to create the back buffer. Using the front buffer as back buffer. Uncertain consequences\n", This);
3093     }
3094
3095     /* TODO: Return failure if the dimensions do not match, but this shouldn't happen */
3096
3097     *ppSurface = target->WineD3DSurface;
3098     target->isRenderTarget = TRUE;
3099     TRACE("Returning wineD3DSurface %p, it belongs to surface %p\n", *ppSurface, d3dSurface);
3100     return D3D_OK;
3101 }
3102
3103 static HRESULT WINAPI
3104 D3D7CB_CreateDepthStencilSurface(IUnknown *device,
3105                                  IUnknown *pSuperior,
3106                                  UINT Width,
3107                                  UINT Height,
3108                                  WINED3DFORMAT Format,
3109                                  WINED3DMULTISAMPLE_TYPE MultiSample,
3110                                  DWORD MultisampleQuality,
3111                                  BOOL Discard,
3112                                  IWineD3DSurface** ppSurface,
3113                                  HANDLE* pSharedHandle)
3114 {
3115     /* Create a Depth Stencil surface to make WineD3D happy */
3116     HRESULT hr = D3D_OK;
3117     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, device);
3118     DDSURFACEDESC2 ddsd;
3119
3120     TRACE("(%p) call back\n", device);
3121
3122     *ppSurface = NULL;
3123
3124     /* Create a DirectDraw surface */
3125     memset(&ddsd, 0, sizeof(ddsd));
3126     ddsd.dwSize = sizeof(ddsd);
3127     ddsd.u4.ddpfPixelFormat.dwSize = sizeof(DDPIXELFORMAT);
3128     ddsd.dwFlags = DDSD_PIXELFORMAT | DDSD_WIDTH | DDSD_HEIGHT | DDSD_CAPS;
3129     ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN;
3130     ddsd.dwHeight = Height;
3131     ddsd.dwWidth = Width;
3132     if(Format != 0)
3133     {
3134       PixelFormat_WineD3DtoDD(&ddsd.u4.ddpfPixelFormat, Format);
3135     }
3136     else
3137     {
3138       ddsd.dwFlags ^= DDSD_PIXELFORMAT;
3139     }
3140
3141     This->depthstencil = TRUE;
3142     hr = IDirectDraw7_CreateSurface((IDirectDraw7 *) This,
3143                                     &ddsd,
3144                                     (IDirectDrawSurface7 **) &This->DepthStencilBuffer,
3145                                     NULL);
3146     This->depthstencil = FALSE;
3147     if(FAILED(hr))
3148     {
3149         ERR(" (%p) Creating a DepthStencil Surface failed, result = %x\n", This, hr);
3150         return hr;
3151     }
3152     *ppSurface = This->DepthStencilBuffer->WineD3DSurface;
3153     return D3D_OK;
3154 }
3155
3156 /*****************************************************************************
3157  * D3D7CB_CreateAdditionalSwapChain
3158  *
3159  * Callback function for WineD3D which creates a new WineD3DSwapchain
3160  * interface. It also creates an IParent interface to store that pointer,
3161  * so the WineD3DSwapchain has a parent and can be released when the D3D
3162  * device is destroyed
3163  *****************************************************************************/
3164 static HRESULT WINAPI
3165 D3D7CB_CreateAdditionalSwapChain(IUnknown *device,
3166                                  WINED3DPRESENT_PARAMETERS* pPresentationParameters,
3167                                  IWineD3DSwapChain ** ppSwapChain)
3168 {
3169     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, device);
3170     IParentImpl *object = NULL;
3171     HRESULT res = D3D_OK;
3172     IWineD3DSwapChain *swapchain;
3173     IDirectDrawSurfaceImpl *iterator;
3174     TRACE("(%p) call back\n", device);
3175
3176     object = HeapAlloc(GetProcessHeap(),  HEAP_ZERO_MEMORY, sizeof(IParentImpl));
3177     if (NULL == object)
3178     {
3179         FIXME("Allocation of memory failed\n");
3180         *ppSwapChain = NULL;
3181         return DDERR_OUTOFVIDEOMEMORY;
3182     }
3183
3184     ICOM_INIT_INTERFACE(object, IParent, IParent_Vtbl);
3185     object->ref = 1;
3186
3187     res = IWineD3DDevice_CreateAdditionalSwapChain(This->wineD3DDevice,
3188                                                    pPresentationParameters, 
3189                                                    &swapchain, 
3190                                                    (IUnknown*) ICOM_INTERFACE(object, IParent),
3191                                                    D3D7CB_CreateRenderTarget,
3192                                                    D3D7CB_CreateDepthStencilSurface,
3193                                                    This->ImplType);
3194     if (res != D3D_OK)
3195     {
3196         FIXME("(%p) call to IWineD3DDevice_CreateAdditionalSwapChain failed\n", This);
3197         HeapFree(GetProcessHeap(), 0 , object);
3198         *ppSwapChain = NULL;
3199     }
3200     else
3201     {
3202         *ppSwapChain = swapchain;
3203         object->child = (IUnknown *) swapchain;
3204         This->d3d_target->wineD3DSwapChain = swapchain;
3205         iterator = This->d3d_target->complex_array[0];
3206         while(iterator) {
3207             iterator->wineD3DSwapChain = swapchain;
3208             iterator = iterator->complex_array[0];
3209         }
3210     }
3211
3212     return res;
3213 }
3214
3215 static HRESULT WINAPI IDirectDrawImpl_CreateGDISwapChain(IDirectDrawImpl *This,
3216                                                          IDirectDrawSurfaceImpl *primary) {
3217     HRESULT hr;
3218     WINED3DPRESENT_PARAMETERS presentation_parameters;
3219     HWND window;
3220
3221     window = This->dest_window;
3222
3223     memset(&presentation_parameters, 0, sizeof(presentation_parameters));
3224
3225     /* Use the surface description for the device parameters, not the
3226      * Device settings. The app might render to an offscreen surface
3227      */
3228     presentation_parameters.BackBufferWidth                 = primary->surface_desc.dwWidth;
3229     presentation_parameters.BackBufferHeight                = primary->surface_desc.dwHeight;
3230     presentation_parameters.BackBufferFormat                = PixelFormat_DD2WineD3D(&primary->surface_desc.u4.ddpfPixelFormat);
3231     presentation_parameters.BackBufferCount                 = (primary->surface_desc.dwFlags & DDSD_BACKBUFFERCOUNT) ? primary->surface_desc.dwBackBufferCount : 0;
3232     presentation_parameters.MultiSampleType                 = WINED3DMULTISAMPLE_NONE;
3233     presentation_parameters.MultiSampleQuality              = 0;
3234     presentation_parameters.SwapEffect                      = WINED3DSWAPEFFECT_FLIP;
3235     presentation_parameters.hDeviceWindow                   = window;
3236     presentation_parameters.Windowed                        = !(This->cooperative_level & DDSCL_FULLSCREEN);
3237     presentation_parameters.EnableAutoDepthStencil          = FALSE; /* Not on GDI swapchains */
3238     presentation_parameters.AutoDepthStencilFormat          = 0;
3239     presentation_parameters.Flags                           = 0;
3240     presentation_parameters.FullScreen_RefreshRateInHz      = WINED3DPRESENT_RATE_DEFAULT; /* Default rate: It's already set */
3241     presentation_parameters.PresentationInterval            = WINED3DPRESENT_INTERVAL_DEFAULT;
3242
3243     This->d3d_target = primary;
3244     hr = IWineD3DDevice_InitGDI(This->wineD3DDevice,
3245                                 &presentation_parameters,
3246                                 D3D7CB_CreateAdditionalSwapChain);
3247     This->d3d_target = NULL;
3248
3249     if (hr != D3D_OK)
3250     {
3251         FIXME("(%p) call to IWineD3DDevice_CreateAdditionalSwapChain failed\n", This);
3252         primary->wineD3DSwapChain = NULL;
3253     }
3254     return hr;
3255 }
3256
3257 /*****************************************************************************
3258  * IDirectDrawImpl_AttachD3DDevice
3259  *
3260  * Initializes the D3D capabilities of WineD3D
3261  *
3262  * Params:
3263  *  primary: The primary surface for D3D
3264  *
3265  * Returns
3266  *  DD_OK on success,
3267  *  DDERR_* otherwise
3268  *
3269  *****************************************************************************/
3270 static HRESULT WINAPI
3271 IDirectDrawImpl_AttachD3DDevice(IDirectDrawImpl *This,
3272                                 IDirectDrawSurfaceImpl *primary)
3273 {
3274     HRESULT hr;
3275     HWND                  window = This->dest_window;
3276
3277     WINED3DPRESENT_PARAMETERS localParameters;
3278
3279     TRACE("(%p)->(%p)\n", This, primary);
3280
3281     /* If there's no window, create a hidden window. WineD3D needs it */
3282     if(window == 0 || window == GetDesktopWindow())
3283     {
3284         window = CreateWindowExA(0, This->classname, "Hidden D3D Window",
3285                                  WS_DISABLED, 0, 0,
3286                                  GetSystemMetrics(SM_CXSCREEN),
3287                                  GetSystemMetrics(SM_CYSCREEN),
3288                                  NULL, NULL, GetModuleHandleA(0), NULL);
3289
3290         ShowWindow(window, SW_HIDE);   /* Just to be sure */
3291         WARN("(%p) No window for the Direct3DDevice, created a hidden window. HWND=%p\n", This, window);
3292     }
3293     else
3294     {
3295         TRACE("(%p) Using existing window %p for Direct3D rendering\n", This, window);
3296     }
3297     This->d3d_window = window;
3298
3299     /* Store the future Render Target surface */
3300     This->d3d_target = primary;
3301
3302     /* Use the surface description for the device parameters, not the
3303      * Device settings. The app might render to an offscreen surface
3304      */
3305     localParameters.BackBufferWidth                 = primary->surface_desc.dwWidth;
3306     localParameters.BackBufferHeight                = primary->surface_desc.dwHeight;
3307     localParameters.BackBufferFormat                = PixelFormat_DD2WineD3D(&primary->surface_desc.u4.ddpfPixelFormat);
3308     localParameters.BackBufferCount                 = (primary->surface_desc.dwFlags & DDSD_BACKBUFFERCOUNT) ? primary->surface_desc.dwBackBufferCount : 0;
3309     localParameters.MultiSampleType                 = WINED3DMULTISAMPLE_NONE;
3310     localParameters.MultiSampleQuality              = 0;
3311     localParameters.SwapEffect                      = WINED3DSWAPEFFECT_COPY;
3312     localParameters.hDeviceWindow                   = window;
3313     localParameters.Windowed                        = !(This->cooperative_level & DDSCL_FULLSCREEN);
3314     localParameters.EnableAutoDepthStencil          = TRUE;
3315     localParameters.AutoDepthStencilFormat          = WINED3DFMT_D16;
3316     localParameters.Flags                           = 0;
3317     localParameters.FullScreen_RefreshRateInHz      = WINED3DPRESENT_RATE_DEFAULT; /* Default rate: It's already set */
3318     localParameters.PresentationInterval            = WINED3DPRESENT_INTERVAL_DEFAULT;
3319
3320     TRACE("Passing mode %d\n", localParameters.BackBufferFormat);
3321
3322     /* Set this NOW, otherwise creating the depth stencil surface will cause a
3323      * recursive loop until ram or emulated video memory is full
3324      */
3325     This->d3d_initialized = TRUE;
3326
3327     hr = IWineD3DDevice_Init3D(This->wineD3DDevice,
3328                                &localParameters,
3329                                D3D7CB_CreateAdditionalSwapChain);
3330     if(FAILED(hr))
3331     {
3332         This->d3d_target = NULL;
3333         This->d3d_initialized = FALSE;
3334         return hr;
3335     }
3336
3337     This->declArraySize = 2;
3338     This->decls = HeapAlloc(GetProcessHeap(),
3339                             HEAP_ZERO_MEMORY,
3340                             sizeof(*This->decls) * This->declArraySize);
3341     if(!This->decls)
3342     {
3343         ERR("Error allocating an array for the converted vertex decls\n");
3344         This->declArraySize = 0;
3345         hr = IWineD3DDevice_Uninit3D(This->wineD3DDevice,
3346                                      D3D7CB_DestroyDepthStencilSurface,
3347                                      D3D7CB_DestroySwapChain);
3348         return E_OUTOFMEMORY;
3349     }
3350
3351     /* Create an Index Buffer parent */
3352     TRACE("(%p) Successfully initialized 3D\n", This);
3353     return DD_OK;
3354 }
3355
3356 /*****************************************************************************
3357  * DirectDrawCreateClipper (DDRAW.@)
3358  *
3359  * Creates a new IDirectDrawClipper object.
3360  *
3361  * Params:
3362  *  Clipper: Address to write the interface pointer to
3363  *  UnkOuter: For aggregation support, which ddraw doesn't have. Has to be
3364  *            NULL
3365  *
3366  * Returns:
3367  *  CLASS_E_NOAGGREGATION if UnkOuter != NULL
3368  *  E_OUTOFMEMORY if allocating the object failed
3369  *
3370  *****************************************************************************/
3371 HRESULT WINAPI
3372 DirectDrawCreateClipper(DWORD Flags,
3373                         LPDIRECTDRAWCLIPPER *Clipper,
3374                         IUnknown *UnkOuter)
3375 {
3376     IDirectDrawClipperImpl* object;
3377     TRACE("(%08x,%p,%p)\n", Flags, Clipper, UnkOuter);
3378
3379     EnterCriticalSection(&ddraw_cs);
3380     if (UnkOuter != NULL)
3381     {
3382         LeaveCriticalSection(&ddraw_cs);
3383         return CLASS_E_NOAGGREGATION;
3384     }
3385
3386     if (!LoadWineD3D())
3387     {
3388         LeaveCriticalSection(&ddraw_cs);
3389         return DDERR_NODIRECTDRAWSUPPORT;
3390     }
3391
3392     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
3393                      sizeof(IDirectDrawClipperImpl));
3394     if (object == NULL)
3395     {
3396         LeaveCriticalSection(&ddraw_cs);
3397         return E_OUTOFMEMORY;
3398     }
3399
3400     ICOM_INIT_INTERFACE(object, IDirectDrawClipper, IDirectDrawClipper_Vtbl);
3401     object->ref = 1;
3402     object->wineD3DClipper = pWineDirect3DCreateClipper((IUnknown *) object);
3403     if(!object->wineD3DClipper)
3404     {
3405         HeapFree(GetProcessHeap(), 0, object);
3406         LeaveCriticalSection(&ddraw_cs);
3407         return E_OUTOFMEMORY;
3408     }
3409
3410     *Clipper = (IDirectDrawClipper *) object;
3411     LeaveCriticalSection(&ddraw_cs);
3412     return DD_OK;
3413 }
3414
3415 /*****************************************************************************
3416  * IDirectDraw7::CreateClipper
3417  *
3418  * Creates a DDraw clipper. See DirectDrawCreateClipper for details
3419  *
3420  *****************************************************************************/
3421 static HRESULT WINAPI
3422 IDirectDrawImpl_CreateClipper(IDirectDraw7 *iface,
3423                               DWORD Flags,
3424                               IDirectDrawClipper **Clipper,
3425                               IUnknown *UnkOuter)
3426 {
3427     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
3428     TRACE("(%p)->(%x,%p,%p)\n", This, Flags, Clipper, UnkOuter);
3429     return DirectDrawCreateClipper(Flags, Clipper, UnkOuter);
3430 }
3431
3432 /*****************************************************************************
3433  * IDirectDraw7::CreatePalette
3434  *
3435  * Creates a new IDirectDrawPalette object
3436  *
3437  * Params:
3438  *  Flags: The flags for the new clipper
3439  *  ColorTable: Color table to assign to the new clipper
3440  *  Palette: Address to write the interface pointer to
3441  *  UnkOuter: For aggregation support, which ddraw doesn't have. Has to be
3442  *            NULL
3443  *
3444  * Returns:
3445  *  CLASS_E_NOAGGREGATION if UnkOuter != NULL
3446  *  E_OUTOFMEMORY if allocating the object failed
3447  *
3448  *****************************************************************************/
3449 static HRESULT WINAPI
3450 IDirectDrawImpl_CreatePalette(IDirectDraw7 *iface,
3451                               DWORD Flags,
3452                               PALETTEENTRY *ColorTable,
3453                               IDirectDrawPalette **Palette,
3454                               IUnknown *pUnkOuter)
3455 {
3456     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
3457     IDirectDrawPaletteImpl *object;
3458     HRESULT hr = DDERR_GENERIC;
3459     TRACE("(%p)->(%x,%p,%p,%p)\n", This, Flags, ColorTable, Palette, pUnkOuter);
3460
3461     EnterCriticalSection(&ddraw_cs);
3462     if(pUnkOuter != NULL)
3463     {
3464         WARN("pUnkOuter is %p, returning CLASS_E_NOAGGREGATION\n", pUnkOuter);
3465         LeaveCriticalSection(&ddraw_cs);
3466         return CLASS_E_NOAGGREGATION;
3467     }
3468
3469     /* The refcount test shows that a cooplevel is required for this */
3470     if(!This->cooperative_level)
3471     {
3472         WARN("No cooperative level set, returning DDERR_NOCOOPERATIVELEVELSET\n");
3473         LeaveCriticalSection(&ddraw_cs);
3474         return DDERR_NOCOOPERATIVELEVELSET;
3475     }
3476
3477     object = HeapAlloc(GetProcessHeap(), 0, sizeof(IDirectDrawPaletteImpl));
3478     if(!object)
3479     {
3480         ERR("Out of memory when allocating memory for a palette implementation\n");
3481         LeaveCriticalSection(&ddraw_cs);
3482         return E_OUTOFMEMORY;
3483     }
3484
3485     ICOM_INIT_INTERFACE(object, IDirectDrawPalette, IDirectDrawPalette_Vtbl);
3486     object->ref = 1;
3487     object->ddraw_owner = This;
3488
3489     hr = IWineD3DDevice_CreatePalette(This->wineD3DDevice, Flags, ColorTable, &object->wineD3DPalette, (IUnknown *) ICOM_INTERFACE(object, IDirectDrawPalette) );
3490     if(hr != DD_OK)
3491     {
3492         HeapFree(GetProcessHeap(), 0, object);
3493         LeaveCriticalSection(&ddraw_cs);
3494         return hr;
3495     }
3496
3497     IDirectDraw7_AddRef(iface);
3498     object->ifaceToRelease = (IUnknown *) iface;
3499     *Palette = ICOM_INTERFACE(object, IDirectDrawPalette);
3500     LeaveCriticalSection(&ddraw_cs);
3501     return DD_OK;
3502 }
3503
3504 /*****************************************************************************
3505  * IDirectDraw7::DuplicateSurface
3506  *
3507  * Duplicates a surface. The surface memory points to the same memory as
3508  * the original surface, and it's released when the last surface referencing
3509  * it is released. I guess that's beyond Wine's surface management right now
3510  * (Idea: create a new DDraw surface with the same WineD3DSurface. I need a
3511  * test application to implement this)
3512  *
3513  * Params:
3514  *  Src: Address of the source surface
3515  *  Dest: Address to write the new surface pointer to
3516  *
3517  * Returns:
3518  *  See IDirectDraw7::CreateSurface
3519  *
3520  *****************************************************************************/
3521 static HRESULT WINAPI
3522 IDirectDrawImpl_DuplicateSurface(IDirectDraw7 *iface,
3523                                  IDirectDrawSurface7 *Src,
3524                                  IDirectDrawSurface7 **Dest)
3525 {
3526     ICOM_THIS_FROM(IDirectDrawImpl, IDirectDraw7, iface);
3527     IDirectDrawSurfaceImpl *Surf = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, Src);
3528
3529     FIXME("(%p)->(%p,%p)\n", This, Surf, Dest);
3530
3531     /* For now, simply create a new, independent surface */
3532     return IDirectDraw7_CreateSurface(iface,
3533                                       &Surf->surface_desc,
3534                                       Dest,
3535                                       NULL);
3536 }
3537
3538 /*****************************************************************************
3539  * IDirectDraw7 VTable
3540  *****************************************************************************/
3541 const IDirectDraw7Vtbl IDirectDraw7_Vtbl =
3542 {
3543     /*** IUnknown ***/
3544     IDirectDrawImpl_QueryInterface,
3545     IDirectDrawImpl_AddRef,
3546     IDirectDrawImpl_Release,
3547     /*** IDirectDraw ***/
3548     IDirectDrawImpl_Compact,
3549     IDirectDrawImpl_CreateClipper,
3550     IDirectDrawImpl_CreatePalette,
3551     IDirectDrawImpl_CreateSurface,
3552     IDirectDrawImpl_DuplicateSurface,
3553     IDirectDrawImpl_EnumDisplayModes,
3554     IDirectDrawImpl_EnumSurfaces,
3555     IDirectDrawImpl_FlipToGDISurface,
3556     IDirectDrawImpl_GetCaps,
3557     IDirectDrawImpl_GetDisplayMode,
3558     IDirectDrawImpl_GetFourCCCodes,
3559     IDirectDrawImpl_GetGDISurface,
3560     IDirectDrawImpl_GetMonitorFrequency,
3561     IDirectDrawImpl_GetScanLine,
3562     IDirectDrawImpl_GetVerticalBlankStatus,
3563     IDirectDrawImpl_Initialize,
3564     IDirectDrawImpl_RestoreDisplayMode,
3565     IDirectDrawImpl_SetCooperativeLevel,
3566     IDirectDrawImpl_SetDisplayMode,
3567     IDirectDrawImpl_WaitForVerticalBlank,
3568     /*** IDirectDraw2 ***/
3569     IDirectDrawImpl_GetAvailableVidMem,
3570     /*** IDirectDraw7 ***/
3571     IDirectDrawImpl_GetSurfaceFromDC,
3572     IDirectDrawImpl_RestoreAllSurfaces,
3573     IDirectDrawImpl_TestCooperativeLevel,
3574     IDirectDrawImpl_GetDeviceIdentifier,
3575     /*** IDirectDraw7 ***/
3576     IDirectDrawImpl_StartModeTest,
3577     IDirectDrawImpl_EvaluateMode
3578 };
3579
3580 /*****************************************************************************
3581  * IDirectDrawImpl_FindDecl
3582  *
3583  * Finds the WineD3D vertex declaration for a specific fvf, and creates one
3584  * if none was found.
3585  *
3586  * This function is in ddraw.c and the DDraw object space because D3D7
3587  * vertex buffers are created using the IDirect3D interface to the ddraw
3588  * object, so they can be valid across D3D devices(theoretically. The ddraw
3589  * object also owns the wined3d device
3590  *
3591  * Parameters:
3592  *  This: Device
3593  *  fvf: Fvf to find the decl for
3594  *
3595  * Returns:
3596  *  NULL in case of an error, the IWineD3DVertexDeclaration interface for the
3597  *  fvf otherwise.
3598  *
3599  *****************************************************************************/
3600 IWineD3DVertexDeclaration *
3601 IDirectDrawImpl_FindDecl(IDirectDrawImpl *This,
3602                          DWORD fvf)
3603 {
3604     HRESULT hr;
3605     IWineD3DVertexDeclaration* pDecl = NULL;
3606     int p, low, high; /* deliberately signed */
3607     struct FvfToDecl *convertedDecls = This->decls;
3608
3609     TRACE("Searching for declaration for fvf %08x... ", fvf);
3610
3611     low = 0;
3612     high = This->numConvertedDecls - 1;
3613     while(low <= high) {
3614         p = (low + high) >> 1;
3615         TRACE("%d ", p);
3616         if(convertedDecls[p].fvf == fvf) {
3617             TRACE("found %p\n", convertedDecls[p].decl);
3618             return convertedDecls[p].decl;
3619         } else if(convertedDecls[p].fvf < fvf) {
3620             low = p + 1;
3621         } else {
3622             high = p - 1;
3623         }
3624     }
3625     TRACE("not found. Creating and inserting at position %d.\n", low);
3626
3627     hr = IWineD3DDevice_CreateVertexDeclarationFromFVF(This->wineD3DDevice,
3628                                                        &pDecl,
3629                                                        (IUnknown *) ICOM_INTERFACE(This, IDirectDraw7),
3630                                                        fvf);
3631     if (hr != S_OK) return NULL;
3632
3633     if(This->declArraySize == This->numConvertedDecls) {
3634         int grow = max(This->declArraySize / 2, 8);
3635         convertedDecls = HeapReAlloc(GetProcessHeap(), 0, convertedDecls,
3636                                      sizeof(convertedDecls[0]) * (This->numConvertedDecls + grow));
3637         if(!convertedDecls) {
3638             /* This will destroy it */
3639             IWineD3DVertexDeclaration_Release(pDecl);
3640             return NULL;
3641         }
3642         This->decls = convertedDecls;
3643         This->declArraySize += grow;
3644     }
3645
3646     memmove(convertedDecls + low + 1, convertedDecls + low, sizeof(convertedDecls[0]) * (This->numConvertedDecls - low));
3647     convertedDecls[low].decl = pDecl;
3648     convertedDecls[low].fvf = fvf;
3649     This->numConvertedDecls++;
3650
3651     TRACE("Returning %p. %d decls in array\n", pDecl, This->numConvertedDecls);
3652     return pDecl;
3653 }