dlls/ddraw/vertexbuffer.c

   1 /* Direct3D Vertex Buffer
   2  * Copyright (c) 2002 Lionel ULMER
   3  * Copyright (c) 2006 Stefan DÖSINGER
   4  *
   5  * This file contains the implementation of Direct3DVertexBuffer COM object
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "config.h"
  23 #include "wine/port.h"
  24
  25 #include "ddraw_private.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  28
  29 /*****************************************************************************
  30  * IUnknown Methods
  31  *****************************************************************************/
  32
  33 /*****************************************************************************
  34  * IDirect3DVertexBuffer7::QueryInterface
  35  *
  36  * The QueryInterface Method for Vertex Buffers
  37  * For a link to QueryInterface rules, see IDirectDraw7::QueryInterface
  38  *
  39  * Params
  40  *  riid: Queryied Interface id
  41  *  obj: Address to return the interface pointer
  42  *
  43  * Returns:
  44  *  S_OK on success
  45  *  E_NOINTERFACE if the interface wasn't found
  46  *
  47  *****************************************************************************/
  48 static HRESULT WINAPI
  49 IDirect3DVertexBufferImpl_QueryInterface(IDirect3DVertexBuffer7 *iface,
  50                                          REFIID riid,
  51                                          void  **obj)
  52 {
  53     IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
  54
  55     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), obj);
  56
  57     /* By default, set the object pointer to NULL */
  58     *obj = NULL;
  59
  60     if ( IsEqualGUID( &IID_IUnknown,  riid ) )
  61     {
  62         IUnknown_AddRef(iface);
  63         *obj = iface;
  64         TRACE("  Creating IUnknown interface at %p.\n", *obj);
  65         return S_OK;
  66     }
  67     if ( IsEqualGUID( &IID_IDirect3DVertexBuffer, riid ) )
  68     {
  69         IUnknown_AddRef(iface);
  70         *obj = &This->IDirect3DVertexBuffer_vtbl;
  71         TRACE("  Creating IDirect3DVertexBuffer interface %p\n", *obj);
  72         return S_OK;
  73     }
  74     if ( IsEqualGUID( &IID_IDirect3DVertexBuffer7, riid ) )
  75     {
  76         IUnknown_AddRef(iface);
  77         *obj = iface;
  78         TRACE("  Creating IDirect3DVertexBuffer7 interface %p\n", *obj);
  79         return S_OK;
  80     }
  81     FIXME("(%p): interface for IID %s NOT found!\n", This, debugstr_guid(riid));
  82     return E_NOINTERFACE;
  83 }
  84
  85 static HRESULT WINAPI
  86 Thunk_IDirect3DVertexBufferImpl_1_QueryInterface(IDirect3DVertexBuffer *iface,
  87                                                  REFIID riid,
  88                                                  void **obj)
  89 {
  90     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), obj);
  91
  92     return IDirect3DVertexBuffer7_QueryInterface((IDirect3DVertexBuffer7 *)vb_from_vb1(iface), riid, obj);
  93 }
  94
  95 /*****************************************************************************
  96  * IDirect3DVertexBuffer7::AddRef
  97  *
  98  * AddRef for Vertex Buffers
  99  *
 100  * Returns:
 101  *  The new refcount
 102  *
 103  *****************************************************************************/
 104 static ULONG WINAPI
 105 IDirect3DVertexBufferImpl_AddRef(IDirect3DVertexBuffer7 *iface)
 106 {
 107     IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
 108     ULONG ref = InterlockedIncrement(&This->ref);
 109
 110     TRACE("%p increasing refcount to %u.\n", This, ref);
 111
 112     return ref;
 113 }
 114
 115 static ULONG WINAPI
 116 Thunk_IDirect3DVertexBufferImpl_1_AddRef(IDirect3DVertexBuffer *iface)
 117 {
 118     TRACE("iface %p.\n", iface);
 119
 120     return IDirect3DVertexBuffer7_AddRef((IDirect3DVertexBuffer7 *)vb_from_vb1(iface));
 121 }
 122
 123
 124 /*****************************************************************************
 125  * IDirect3DVertexBuffer7::Release
 126  *
 127  * Release for Vertex Buffers
 128  *
 129  * Returns:
 130  *  The new refcount
 131  *
 132  *****************************************************************************/
 133 static ULONG WINAPI
 134 IDirect3DVertexBufferImpl_Release(IDirect3DVertexBuffer7 *iface)
 135 {
 136     IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
 137     ULONG ref = InterlockedDecrement(&This->ref);
 138
 139     TRACE("%p decreasing refcount to %u.\n", This, ref);
 140
 141     if (ref == 0)
 142     {
 143         IWineD3DBuffer *curVB = NULL;
 144         UINT offset, stride;
 145
 146         EnterCriticalSection(&ddraw_cs);
 147         /* D3D7 Vertex buffers don't stay bound in the device, they are passed as a parameter
 148          * to drawPrimitiveVB. DrawPrimitiveVB sets them as the stream source in wined3d,
 149          * and they should get unset there before they are destroyed
 150          */
 151         IWineD3DDevice_GetStreamSource(This->ddraw->wineD3DDevice,
 152                                        0 /* Stream number */,
 153                                        &curVB,
 154                                        &offset,
 155                                        &stride);
 156         if(curVB == This->wineD3DVertexBuffer)
 157         {
 158             IWineD3DDevice_SetStreamSource(This->ddraw->wineD3DDevice,
 159                                         0 /* Steam number */,
 160                                         NULL /* stream data */,
 161                                         0 /* Offset */,
 162                                         0 /* stride */);
 163         }
 164         if(curVB)
 165         {
 166             IWineD3DBuffer_Release(curVB); /* For the GetStreamSource */
 167         }
 168
 169         IWineD3DVertexDeclaration_Release(This->wineD3DVertexDeclaration);
 170         IWineD3DBuffer_Release(This->wineD3DVertexBuffer);
 171         LeaveCriticalSection(&ddraw_cs);
 172         HeapFree(GetProcessHeap(), 0, This);
 173
 174         return 0;
 175     }
 176     return ref;
 177 }
 178
 179 static ULONG WINAPI
 180 Thunk_IDirect3DVertexBufferImpl_1_Release(IDirect3DVertexBuffer *iface)
 181 {
 182     TRACE("iface %p.\n", iface);
 183
 184     return IDirect3DVertexBuffer7_Release((IDirect3DVertexBuffer7 *)vb_from_vb1(iface));
 185 }
 186
 187 /*****************************************************************************
 188  * IDirect3DVertexBuffer Methods
 189  *****************************************************************************/
 190
 191 /*****************************************************************************
 192  * IDirect3DVertexBuffer7::Lock
 193  *
 194  * Locks the vertex buffer and returns a pointer to the vertex data
 195  * Locking vertex buffers is similar to locking surfaces, because Windows
 196  * uses surfaces to store vertex data internally (According to the DX sdk)
 197  *
 198  * Params:
 199  *  Flags: Locking flags. Relevant here are DDLOCK_READONLY, DDLOCK_WRITEONLY,
 200  *         DDLOCK_DISCARDCONTENTS and DDLOCK_NOOVERWRITE.
 201  *  Data:  Returns a pointer to the vertex data
 202  *  Size:  Returns the size of the buffer if not NULL
 203  *
 204  * Returns:
 205  *  D3D_OK on success
 206  *  DDERR_INVALIDPARAMS if Data is NULL
 207  *  D3DERR_VERTEXBUFFEROPTIMIZED if called on an optimized buffer(WineD3D)
 208  *
 209  *****************************************************************************/
 210 static HRESULT WINAPI
 211 IDirect3DVertexBufferImpl_Lock(IDirect3DVertexBuffer7 *iface,
 212                                DWORD Flags,
 213                                void **Data,
 214                                DWORD *Size)
 215 {
 216     IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
 217     WINED3DBUFFER_DESC Desc;
 218     HRESULT hr;
 219     DWORD wined3d_flags = 0;
 220
 221     TRACE("iface %p, flags %#x, data %p, data_size %p.\n", iface, Flags, Data, Size);
 222
 223     /* Writeonly: Pointless. Event: Unsupported by native according to the sdk
 224      * nosyslock: Not applicable
 225      */
 226     if(!(Flags & DDLOCK_WAIT))          wined3d_flags |= WINED3DLOCK_DONOTWAIT;
 227     if(Flags & DDLOCK_READONLY)         wined3d_flags |= WINED3DLOCK_READONLY;
 228     if(Flags & DDLOCK_NOOVERWRITE)      wined3d_flags |= WINED3DLOCK_NOOVERWRITE;
 229     if(Flags & DDLOCK_DISCARDCONTENTS)  wined3d_flags |= WINED3DLOCK_DISCARD;
 230
 231     EnterCriticalSection(&ddraw_cs);
 232     if(Size)
 233     {
 234         /* Get the size, for returning it, and for locking */
 235         IWineD3DBuffer_GetDesc(This->wineD3DVertexBuffer, &Desc);
 236         *Size = Desc.Size;
 237     }
 238
 239     hr = IWineD3DBuffer_Map(This->wineD3DVertexBuffer, 0 /* OffsetToLock */,
 240             0 /* SizeToLock, 0 == Full lock */, (BYTE **)Data, wined3d_flags);
 241     LeaveCriticalSection(&ddraw_cs);
 242     return hr;
 243 }
 244
 245 static HRESULT WINAPI
 246 Thunk_IDirect3DVertexBufferImpl_1_Lock(IDirect3DVertexBuffer *iface,
 247                                        DWORD Flags,
 248                                        void **Data,
 249                                        DWORD *Size)
 250 {
 251     TRACE("iface %p, flags %#x, data %p, data_size %p.\n", iface, Flags, Data, Size);
 252
 253     return IDirect3DVertexBuffer7_Lock((IDirect3DVertexBuffer7 *)vb_from_vb1(iface), Flags, Data, Size);
 254 }
 255
 256 /*****************************************************************************
 257  * IDirect3DVertexBuffer7::Unlock
 258  *
 259  * Unlocks a vertex Buffer
 260  *
 261  * Returns:
 262  *  D3D_OK on success
 263  *
 264  *****************************************************************************/
 265 static HRESULT WINAPI
 266 IDirect3DVertexBufferImpl_Unlock(IDirect3DVertexBuffer7 *iface)
 267 {
 268     IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
 269
 270     TRACE("iface %p.\n", iface);
 271
 272     EnterCriticalSection(&ddraw_cs);
 273     IWineD3DBuffer_Unmap(This->wineD3DVertexBuffer);
 274     LeaveCriticalSection(&ddraw_cs);
 275
 276     return D3D_OK;
 277 }
 278
 279 static HRESULT WINAPI
 280 Thunk_IDirect3DVertexBufferImpl_1_Unlock(IDirect3DVertexBuffer *iface)
 281 {
 282     TRACE("iface %p.\n", iface);
 283
 284     return IDirect3DVertexBuffer7_Unlock((IDirect3DVertexBuffer7 *)vb_from_vb1(iface));
 285 }
 286
 287
 288 /*****************************************************************************
 289  * IDirect3DVertexBuffer7::ProcessVertices
 290  *
 291  * Processes untransformed Vertices into a transformed or optimized vertex
 292  * buffer. It can also perform other operations, such as lighting or clipping
 293  *
 294  * Params
 295  *  VertexOp: Operation(s) to perform: D3DVOP_CLIP, _EXTENTS, _LIGHT, _TRANSFORM
 296  *  DestIndex: Index in the destination buffer(This), where the vertices are
 297  *             placed
 298  *  Count: Number of Vertices in the Source buffer to process
 299  *  SrcBuffer: Source vertex buffer
 300  *  SrcIndex: Index of the first vertex in the src buffer to process
 301  *  D3DDevice: Device to use for transformation
 302  *  Flags: 0 for default, D3DPV_DONOTCOPYDATA to prevent copying
 303  *         unchaned vertices
 304  *
 305  * Returns:
 306  *  D3D_OK on success
 307  *  DDERR_INVALIDPARAMS If D3DVOP_TRANSFORM wasn't passed
 308  *
 309  *****************************************************************************/
 310 static HRESULT WINAPI
 311 IDirect3DVertexBufferImpl_ProcessVertices(IDirect3DVertexBuffer7 *iface,
 312                                           DWORD VertexOp,
 313                                           DWORD DestIndex,
 314                                           DWORD Count,
 315                                           IDirect3DVertexBuffer7 *SrcBuffer,
 316                                           DWORD SrcIndex,
 317                                           IDirect3DDevice7 *D3DDevice,
 318                                           DWORD Flags)
 319 {
 320     IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
 321     IDirect3DVertexBufferImpl *Src = (IDirect3DVertexBufferImpl *)SrcBuffer;
 322     IDirect3DDeviceImpl *D3D = (IDirect3DDeviceImpl *)D3DDevice;
 323     BOOL oldClip, doClip;
 324     HRESULT hr;
 325
 326     TRACE("iface %p, vertex_op %#x, dst_idx %u, count %u, src_buffer %p, src_idx %u, device %p, flags %#x.\n",
 327             iface, VertexOp, DestIndex, Count, SrcBuffer, SrcIndex, D3DDevice, Flags);
 328
 329     /* Vertex operations:
 330      * D3DVOP_CLIP: Clips vertices outside the viewing frustrum. Needs clipping information
 331      * in the vertex buffer (Buffer may not be created with D3DVBCAPS_DONOTCLIP)
 332      * D3DVOP_EXTENTS: Causes the screen extents to be updated when rendering the vertices
 333      * D3DVOP_LIGHT: Lights the vertices
 334      * D3DVOP_TRANSFORM: Transform the vertices. This flag is necessary
 335      *
 336      * WineD3D only transforms and clips the vertices by now, so EXTENTS and LIGHT
 337      * are not implemented. Clipping is disabled ATM, because of unsure conditions.
 338      */
 339     if( !(VertexOp & D3DVOP_TRANSFORM) ) return DDERR_INVALIDPARAMS;
 340
 341     EnterCriticalSection(&ddraw_cs);
 342     /* WineD3D doesn't know d3d7 vertex operation, it uses
 343      * render states instead. Set the render states according to
 344      * the vertex ops
 345      */
 346     doClip = VertexOp & D3DVOP_CLIP ? TRUE : FALSE;
 347     IWineD3DDevice_GetRenderState(D3D->wineD3DDevice,
 348                                   WINED3DRS_CLIPPING,
 349                                   (DWORD *) &oldClip);
 350     if(doClip != oldClip)
 351     {
 352         IWineD3DDevice_SetRenderState(D3D->wineD3DDevice,
 353                                       WINED3DRS_CLIPPING,
 354                                       doClip);
 355     }
 356
 357     IWineD3DDevice_SetStreamSource(D3D->wineD3DDevice,
 358                                    0, /* Stream No */
 359                                    Src->wineD3DVertexBuffer,
 360                                    0, /* Offset */
 361                                    get_flexible_vertex_size(Src->fvf));
 362     IWineD3DDevice_SetVertexDeclaration(D3D->wineD3DDevice,
 363                                         Src->wineD3DVertexDeclaration);
 364     hr = IWineD3DDevice_ProcessVertices(D3D->wineD3DDevice,
 365                                         SrcIndex,
 366                                         DestIndex,
 367                                         Count,
 368                                         This->wineD3DVertexBuffer,
 369                                         NULL /* Output vdecl */,
 370                                         Flags,
 371                                         This->fvf);
 372
 373     /* Restore the states if needed */
 374     if(doClip != oldClip)
 375         IWineD3DDevice_SetRenderState(D3D->wineD3DDevice,
 376                                       WINED3DRS_CLIPPING,
 377                                       oldClip);
 378     LeaveCriticalSection(&ddraw_cs);
 379     return hr;
 380 }
 381
 382 static HRESULT WINAPI
 383 Thunk_IDirect3DVertexBufferImpl_1_ProcessVertices(IDirect3DVertexBuffer *iface,
 384                                                   DWORD VertexOp,
 385                                                   DWORD DestIndex,
 386                                                   DWORD Count,
 387                                                   IDirect3DVertexBuffer *SrcBuffer,
 388                                                   DWORD SrcIndex,
 389                                                   IDirect3DDevice3 *D3DDevice,
 390                                                   DWORD Flags)
 391 {
 392     IDirect3DVertexBufferImpl *Src = SrcBuffer ? vb_from_vb1(SrcBuffer) : NULL;
 393     IDirect3DDeviceImpl *D3D = D3DDevice ? device_from_device3(D3DDevice) : NULL;
 394
 395     TRACE("iface %p, vertex_op %#x, dst_idx %u, count %u, src_buffer %p, src_idx %u, device %p, flags %#x.\n",
 396             iface, VertexOp, DestIndex, Count, SrcBuffer, SrcIndex, D3DDevice, Flags);
 397
 398     return IDirect3DVertexBuffer7_ProcessVertices((IDirect3DVertexBuffer7 *)vb_from_vb1(iface), VertexOp,
 399             DestIndex, Count, (IDirect3DVertexBuffer7 *)Src, SrcIndex, (IDirect3DDevice7 *)D3D, Flags);
 400 }
 401
 402 /*****************************************************************************
 403  * IDirect3DVertexBuffer7::GetVertexBufferDesc
 404  *
 405  * Returns the description of a vertex buffer
 406  *
 407  * Params:
 408  *  Desc: Address to write the description to
 409  *
 410  * Returns
 411  *  DDERR_INVALIDPARAMS if Desc is NULL
 412  *  D3D_OK on success
 413  *
 414  *****************************************************************************/
 415 static HRESULT WINAPI
 416 IDirect3DVertexBufferImpl_GetVertexBufferDesc(IDirect3DVertexBuffer7 *iface,
 417                                               D3DVERTEXBUFFERDESC *Desc)
 418 {
 419     IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
 420     WINED3DBUFFER_DESC WDesc;
 421
 422     TRACE("iface %p, desc %p.\n", iface, Desc);
 423
 424     if(!Desc) return DDERR_INVALIDPARAMS;
 425
 426     EnterCriticalSection(&ddraw_cs);
 427     IWineD3DBuffer_GetDesc(This->wineD3DVertexBuffer, &WDesc);
 428     LeaveCriticalSection(&ddraw_cs);
 429
 430     /* Now fill the Desc structure */
 431     Desc->dwCaps = This->Caps;
 432     Desc->dwFVF = This->fvf;
 433     Desc->dwNumVertices = WDesc.Size / get_flexible_vertex_size(This->fvf);
 434
 435     return D3D_OK;
 436 }
 437
 438 static HRESULT WINAPI
 439 Thunk_IDirect3DVertexBufferImpl_1_GetVertexBufferDesc(IDirect3DVertexBuffer *iface,
 440                                                       D3DVERTEXBUFFERDESC *Desc)
 441 {
 442     TRACE("iface %p, desc %p.\n", iface, Desc);
 443
 444     return IDirect3DVertexBuffer7_GetVertexBufferDesc((IDirect3DVertexBuffer7 *)vb_from_vb1(iface), Desc);
 445 }
 446
 447
 448 /*****************************************************************************
 449  * IDirect3DVertexBuffer7::Optimize
 450  *
 451  * Converts an unoptimized vertex buffer into an optimized buffer
 452  *
 453  * Params:
 454  *  D3DDevice: Device for which this buffer is optimized
 455  *  Flags: Not used, should be set to 0
 456  *
 457  * Returns
 458  *  D3D_OK, because it's a stub
 459  *
 460  *****************************************************************************/
 461 static HRESULT WINAPI
 462 IDirect3DVertexBufferImpl_Optimize(IDirect3DVertexBuffer7 *iface,
 463                                    IDirect3DDevice7 *D3DDevice,
 464                                    DWORD Flags)
 465 {
 466     IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
 467     static BOOL hide = FALSE;
 468
 469     TRACE("iface %p, device %p, flags %#x.\n", iface, D3DDevice, Flags);
 470
 471     if (!hide)
 472     {
 473         FIXME("iface %p, device %p, flags %#x stub!\n", iface, D3DDevice, Flags);
 474         hide = TRUE;
 475     }
 476
 477     /* We could forward this call to WineD3D and take advantage
 478      * of it once we use OpenGL vertex buffers
 479      */
 480     EnterCriticalSection(&ddraw_cs);
 481     This->Caps |= D3DVBCAPS_OPTIMIZED;
 482     LeaveCriticalSection(&ddraw_cs);
 483
 484     return DD_OK;
 485 }
 486
 487 static HRESULT WINAPI
 488 Thunk_IDirect3DVertexBufferImpl_1_Optimize(IDirect3DVertexBuffer *iface,
 489                                            IDirect3DDevice3 *D3DDevice,
 490                                            DWORD Flags)
 491 {
 492     IDirect3DDeviceImpl *D3D = D3DDevice ? device_from_device3(D3DDevice) : NULL;
 493
 494     TRACE("iface %p, device %p, flags %#x.\n", iface, D3DDevice, Flags);
 495
 496     return IDirect3DVertexBuffer7_Optimize((IDirect3DVertexBuffer7 *)vb_from_vb1(iface),
 497             (IDirect3DDevice7 *)D3D, Flags);
 498 }
 499
 500 /*****************************************************************************
 501  * IDirect3DVertexBuffer7::ProcessVerticesStrided
 502  *
 503  * This method processes untransformed strided vertices into a processed
 504  * or optimized vertex buffer.
 505  *
 506  * For more details on the parameters, see
 507  * IDirect3DVertexBuffer7::ProcessVertices
 508  *
 509  * Params:
 510  *  VertexOp: Operations to perform
 511  *  DestIndex: Destination index to write the vertices to
 512  *  Count: Number of input vertices
 513  *  StrideData: Array containing the input vertices
 514  *  VertexTypeDesc: Vertex Description or source index?????????
 515  *  D3DDevice: IDirect3DDevice7 to use for processing
 516  *  Flags: Can be D3DPV_DONOTCOPYDATA to avoid copying unmodified vertices
 517  *
 518  * Returns
 519  *  D3D_OK on success, or DDERR_*
 520  *
 521  *****************************************************************************/
 522 static HRESULT WINAPI
 523 IDirect3DVertexBufferImpl_ProcessVerticesStrided(IDirect3DVertexBuffer7 *iface,
 524                                                  DWORD VertexOp,
 525                                                  DWORD DestIndex,
 526                                                  DWORD Count,
 527                                                  D3DDRAWPRIMITIVESTRIDEDDATA *StrideData,
 528                                                  DWORD VertexTypeDesc,
 529                                                  IDirect3DDevice7 *D3DDevice,
 530                                                  DWORD Flags)
 531 {
 532     FIXME("iface %p, vertex_op %#x, dst_idx %u, count %u, data %p, vertex_type %#x, device %p, flags %#x stub!\n",
 533             iface, VertexOp, DestIndex, Count, StrideData, VertexTypeDesc, D3DDevice, Flags);
 534
 535     return DD_OK;
 536 }
 537
 538 /*****************************************************************************
 539  * The VTables
 540  *****************************************************************************/
 541
 542 static const struct IDirect3DVertexBuffer7Vtbl d3d_vertex_buffer7_vtbl =
 543 {
 544     /*** IUnknown Methods ***/
 545     IDirect3DVertexBufferImpl_QueryInterface,
 546     IDirect3DVertexBufferImpl_AddRef,
 547     IDirect3DVertexBufferImpl_Release,
 548     /*** IDirect3DVertexBuffer Methods ***/
 549     IDirect3DVertexBufferImpl_Lock,
 550     IDirect3DVertexBufferImpl_Unlock,
 551     IDirect3DVertexBufferImpl_ProcessVertices,
 552     IDirect3DVertexBufferImpl_GetVertexBufferDesc,
 553     IDirect3DVertexBufferImpl_Optimize,
 554     /*** IDirect3DVertexBuffer7 Methods ***/
 555     IDirect3DVertexBufferImpl_ProcessVerticesStrided
 556 };
 557
 558 static const struct IDirect3DVertexBufferVtbl d3d_vertex_buffer1_vtbl =
 559 {
 560     /*** IUnknown Methods ***/
 561     Thunk_IDirect3DVertexBufferImpl_1_QueryInterface,
 562     Thunk_IDirect3DVertexBufferImpl_1_AddRef,
 563     Thunk_IDirect3DVertexBufferImpl_1_Release,
 564     /*** IDirect3DVertexBuffer Methods ***/
 565     Thunk_IDirect3DVertexBufferImpl_1_Lock,
 566     Thunk_IDirect3DVertexBufferImpl_1_Unlock,
 567     Thunk_IDirect3DVertexBufferImpl_1_ProcessVertices,
 568     Thunk_IDirect3DVertexBufferImpl_1_GetVertexBufferDesc,
 569     Thunk_IDirect3DVertexBufferImpl_1_Optimize
 570 };
 571
 572 HRESULT d3d_vertex_buffer_init(IDirect3DVertexBufferImpl *buffer,
 573         IDirectDrawImpl *ddraw, D3DVERTEXBUFFERDESC *desc)
 574 {
 575     DWORD usage;
 576     HRESULT hr;
 577
 578     buffer->lpVtbl = &d3d_vertex_buffer7_vtbl;
 579     buffer->IDirect3DVertexBuffer_vtbl = &d3d_vertex_buffer1_vtbl;
 580     buffer->ref = 1;
 581
 582     buffer->ddraw = ddraw;
 583     buffer->Caps = desc->dwCaps;
 584     buffer->fvf = desc->dwFVF;
 585
 586     usage = desc->dwCaps & D3DVBCAPS_WRITEONLY ? WINED3DUSAGE_WRITEONLY : 0;
 587     usage |= WINED3DUSAGE_STATICDECL;
 588
 589     EnterCriticalSection(&ddraw_cs);
 590
 591     hr = IWineD3DDevice_CreateVertexBuffer(ddraw->wineD3DDevice,
 592             get_flexible_vertex_size(desc->dwFVF) * desc->dwNumVertices,
 593             usage, desc->dwCaps & D3DVBCAPS_SYSTEMMEMORY ? WINED3DPOOL_SYSTEMMEM : WINED3DPOOL_DEFAULT,
 594             buffer, &ddraw_null_wined3d_parent_ops, &buffer->wineD3DVertexBuffer);
 595     if (FAILED(hr))
 596     {
 597         WARN("Failed to create wined3d vertex buffer, hr %#x.\n", hr);
 598         LeaveCriticalSection(&ddraw_cs);
 599
 600         if (hr == WINED3DERR_INVALIDCALL)
 601             return DDERR_INVALIDPARAMS;
 602         else
 603             return hr;
 604     }
 605
 606     buffer->wineD3DVertexDeclaration = ddraw_find_decl(ddraw, desc->dwFVF);
 607     if (!buffer->wineD3DVertexDeclaration)
 608     {
 609         ERR("Failed to find vertex declaration for fvf %#x.\n", desc->dwFVF);
 610         IWineD3DBuffer_Release(buffer->wineD3DVertexBuffer);
 611         LeaveCriticalSection(&ddraw_cs);
 612
 613         return DDERR_INVALIDPARAMS;
 614     }
 615     IWineD3DVertexDeclaration_AddRef(buffer->wineD3DVertexDeclaration);
 616
 617     LeaveCriticalSection(&ddraw_cs);
 618
 619     return D3D_OK;
 620 }