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 static inline IDirect3DVertexBufferImpl *impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface)
  30 {
  31     return CONTAINING_RECORD(iface, IDirect3DVertexBufferImpl, IDirect3DVertexBuffer_iface);
  32 }
  33
  34 static inline IDirect3DVertexBufferImpl *impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface)
  35 {
  36     return CONTAINING_RECORD(iface, IDirect3DVertexBufferImpl, IDirect3DVertexBuffer7_iface);
  37 }
  38
  39 /*****************************************************************************
  40  * IUnknown Methods
  41  *****************************************************************************/
  42
  43 /*****************************************************************************
  44  * IDirect3DVertexBuffer7::QueryInterface
  45  *
  46  * The QueryInterface Method for Vertex Buffers
  47  * For a link to QueryInterface rules, see IDirectDraw7::QueryInterface
  48  *
  49  * Params
  50  *  riid: Queried Interface id
  51  *  obj: Address to return the interface pointer
  52  *
  53  * Returns:
  54  *  S_OK on success
  55  *  E_NOINTERFACE if the interface wasn't found
  56  *
  57  *****************************************************************************/
  58 static HRESULT WINAPI IDirect3DVertexBufferImpl_QueryInterface(IDirect3DVertexBuffer7 *iface,
  59         REFIID riid, void  **obj)
  60 {
  61     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
  62
  63     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), obj);
  64
  65     /* By default, set the object pointer to NULL */
  66     *obj = NULL;
  67
  68     if ( IsEqualGUID( &IID_IUnknown,  riid ) )
  69     {
  70         IUnknown_AddRef(iface);
  71         *obj = iface;
  72         TRACE("  Creating IUnknown interface at %p.\n", *obj);
  73         return S_OK;
  74     }
  75     if ( IsEqualGUID( &IID_IDirect3DVertexBuffer, riid ) )
  76     {
  77         IUnknown_AddRef(iface);
  78         *obj = &This->IDirect3DVertexBuffer_iface;
  79         TRACE("  Creating IDirect3DVertexBuffer interface %p\n", *obj);
  80         return S_OK;
  81     }
  82     if ( IsEqualGUID( &IID_IDirect3DVertexBuffer7, riid ) )
  83     {
  84         IUnknown_AddRef(iface);
  85         *obj = iface;
  86         TRACE("  Creating IDirect3DVertexBuffer7 interface %p\n", *obj);
  87         return S_OK;
  88     }
  89     FIXME("(%p): interface for IID %s NOT found!\n", This, debugstr_guid(riid));
  90     return E_NOINTERFACE;
  91 }
  92
  93 static HRESULT WINAPI IDirect3DVertexBufferImpl_1_QueryInterface(IDirect3DVertexBuffer *iface,
  94         REFIID riid, void **obj)
  95 {
  96     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
  97
  98     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), obj);
  99
 100     return IDirect3DVertexBuffer7_QueryInterface(&This->IDirect3DVertexBuffer7_iface, riid, obj);
 101 }
 102
 103 /*****************************************************************************
 104  * IDirect3DVertexBuffer7::AddRef
 105  *
 106  * AddRef for Vertex Buffers
 107  *
 108  * Returns:
 109  *  The new refcount
 110  *
 111  *****************************************************************************/
 112 static ULONG WINAPI IDirect3DVertexBufferImpl_AddRef(IDirect3DVertexBuffer7 *iface)
 113 {
 114     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 115     ULONG ref = InterlockedIncrement(&This->ref);
 116
 117     TRACE("%p increasing refcount to %u.\n", This, ref);
 118
 119     return ref;
 120 }
 121
 122 static ULONG WINAPI IDirect3DVertexBufferImpl_1_AddRef(IDirect3DVertexBuffer *iface)
 123 {
 124     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 125
 126     TRACE("iface %p.\n", iface);
 127
 128     return IDirect3DVertexBuffer7_AddRef(&This->IDirect3DVertexBuffer7_iface);
 129 }
 130
 131
 132 /*****************************************************************************
 133  * IDirect3DVertexBuffer7::Release
 134  *
 135  * Release for Vertex Buffers
 136  *
 137  * Returns:
 138  *  The new refcount
 139  *
 140  *****************************************************************************/
 141 static ULONG WINAPI IDirect3DVertexBufferImpl_Release(IDirect3DVertexBuffer7 *iface)
 142 {
 143     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 144     ULONG ref = InterlockedDecrement(&This->ref);
 145
 146     TRACE("%p decreasing refcount to %u.\n", This, ref);
 147
 148     if (ref == 0)
 149     {
 150         struct wined3d_buffer *curVB = NULL;
 151         UINT offset, stride;
 152
 153         /* D3D7 Vertex buffers don't stay bound in the device, they are passed
 154          * as a parameter to drawPrimitiveVB. DrawPrimitiveVB sets them as the
 155          * stream source in wined3d, and they should get unset there before
 156          * they are destroyed. */
 157         wined3d_mutex_lock();
 158         wined3d_device_get_stream_source(This->ddraw->wined3d_device,
 159                 0, &curVB, &offset, &stride);
 160         if (curVB == This->wineD3DVertexBuffer)
 161             wined3d_device_set_stream_source(This->ddraw->wined3d_device, 0, NULL, 0, 0);
 162         if (curVB)
 163             wined3d_buffer_decref(curVB); /* For the GetStreamSource */
 164
 165         wined3d_vertex_declaration_decref(This->wineD3DVertexDeclaration);
 166         wined3d_buffer_decref(This->wineD3DVertexBuffer);
 167         wined3d_mutex_unlock();
 168
 169         HeapFree(GetProcessHeap(), 0, This);
 170
 171         return 0;
 172     }
 173     return ref;
 174 }
 175
 176 static ULONG WINAPI IDirect3DVertexBufferImpl_1_Release(IDirect3DVertexBuffer *iface)
 177 {
 178     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 179
 180     TRACE("iface %p.\n", iface);
 181
 182     return IDirect3DVertexBuffer7_Release(&This->IDirect3DVertexBuffer7_iface);
 183 }
 184
 185 /*****************************************************************************
 186  * IDirect3DVertexBuffer Methods
 187  *****************************************************************************/
 188
 189 /*****************************************************************************
 190  * IDirect3DVertexBuffer7::Lock
 191  *
 192  * Locks the vertex buffer and returns a pointer to the vertex data
 193  * Locking vertex buffers is similar to locking surfaces, because Windows
 194  * uses surfaces to store vertex data internally (According to the DX sdk)
 195  *
 196  * Params:
 197  *  Flags: Locking flags. Relevant here are DDLOCK_READONLY, DDLOCK_WRITEONLY,
 198  *         DDLOCK_DISCARDCONTENTS and DDLOCK_NOOVERWRITE.
 199  *  Data:  Returns a pointer to the vertex data
 200  *  Size:  Returns the size of the buffer if not NULL
 201  *
 202  * Returns:
 203  *  D3D_OK on success
 204  *  DDERR_INVALIDPARAMS if Data is NULL
 205  *  D3DERR_VERTEXBUFFEROPTIMIZED if called on an optimized buffer(WineD3D)
 206  *
 207  *****************************************************************************/
 208 static HRESULT WINAPI IDirect3DVertexBufferImpl_Lock(IDirect3DVertexBuffer7 *iface, DWORD Flags,
 209         void **Data, DWORD *Size)
 210 {
 211     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 212     struct wined3d_resource_desc wined3d_desc;
 213     struct wined3d_resource *wined3d_resource;
 214     HRESULT hr;
 215     DWORD wined3d_flags = 0;
 216
 217     TRACE("iface %p, flags %#x, data %p, data_size %p.\n", iface, Flags, Data, Size);
 218
 219     /* Writeonly: Pointless. Event: Unsupported by native according to the sdk
 220      * nosyslock: Not applicable
 221      */
 222     if(!(Flags & DDLOCK_WAIT))          wined3d_flags |= WINED3DLOCK_DONOTWAIT;
 223     if(Flags & DDLOCK_READONLY)         wined3d_flags |= WINED3DLOCK_READONLY;
 224     if(Flags & DDLOCK_NOOVERWRITE)      wined3d_flags |= WINED3DLOCK_NOOVERWRITE;
 225     if(Flags & DDLOCK_DISCARDCONTENTS)  wined3d_flags |= WINED3DLOCK_DISCARD;
 226
 227     wined3d_mutex_lock();
 228     if(Size)
 229     {
 230         /* Get the size, for returning it, and for locking */
 231         wined3d_resource = wined3d_buffer_get_resource(This->wineD3DVertexBuffer);
 232         wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 233         *Size = wined3d_desc.size;
 234     }
 235
 236     hr = wined3d_buffer_map(This->wineD3DVertexBuffer, 0, 0, (BYTE **)Data, wined3d_flags);
 237     wined3d_mutex_unlock();
 238
 239     return hr;
 240 }
 241
 242 static HRESULT WINAPI IDirect3DVertexBufferImpl_1_Lock(IDirect3DVertexBuffer *iface, DWORD Flags,
 243         void **Data, DWORD *Size)
 244 {
 245     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 246
 247     TRACE("iface %p, flags %#x, data %p, data_size %p.\n", iface, Flags, Data, Size);
 248
 249     return IDirect3DVertexBuffer7_Lock(&This->IDirect3DVertexBuffer7_iface, Flags, Data, Size);
 250 }
 251
 252 /*****************************************************************************
 253  * IDirect3DVertexBuffer7::Unlock
 254  *
 255  * Unlocks a vertex Buffer
 256  *
 257  * Returns:
 258  *  D3D_OK on success
 259  *
 260  *****************************************************************************/
 261 static HRESULT WINAPI IDirect3DVertexBufferImpl_Unlock(IDirect3DVertexBuffer7 *iface)
 262 {
 263     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 264
 265     TRACE("iface %p.\n", iface);
 266
 267     wined3d_mutex_lock();
 268     wined3d_buffer_unmap(This->wineD3DVertexBuffer);
 269     wined3d_mutex_unlock();
 270
 271     return D3D_OK;
 272 }
 273
 274 static HRESULT WINAPI IDirect3DVertexBufferImpl_1_Unlock(IDirect3DVertexBuffer *iface)
 275 {
 276     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 277
 278     TRACE("iface %p.\n", iface);
 279
 280     return IDirect3DVertexBuffer7_Unlock(&This->IDirect3DVertexBuffer7_iface);
 281 }
 282
 283
 284 /*****************************************************************************
 285  * IDirect3DVertexBuffer7::ProcessVertices
 286  *
 287  * Processes untransformed Vertices into a transformed or optimized vertex
 288  * buffer. It can also perform other operations, such as lighting or clipping
 289  *
 290  * Params
 291  *  VertexOp: Operation(s) to perform: D3DVOP_CLIP, _EXTENTS, _LIGHT, _TRANSFORM
 292  *  DestIndex: Index in the destination buffer(This), where the vertices are
 293  *             placed
 294  *  Count: Number of Vertices in the Source buffer to process
 295  *  SrcBuffer: Source vertex buffer
 296  *  SrcIndex: Index of the first vertex in the src buffer to process
 297  *  D3DDevice: Device to use for transformation
 298  *  Flags: 0 for default, D3DPV_DONOTCOPYDATA to prevent copying
 299  *         unchaned vertices
 300  *
 301  * Returns:
 302  *  D3D_OK on success
 303  *  DDERR_INVALIDPARAMS If D3DVOP_TRANSFORM wasn't passed
 304  *
 305  *****************************************************************************/
 306 static HRESULT WINAPI IDirect3DVertexBufferImpl_ProcessVertices(IDirect3DVertexBuffer7 *iface,
 307         DWORD VertexOp, DWORD DestIndex, DWORD Count, IDirect3DVertexBuffer7 *SrcBuffer,
 308         DWORD SrcIndex, IDirect3DDevice7 *device, DWORD Flags)
 309 {
 310     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 311     IDirect3DVertexBufferImpl *Src = unsafe_impl_from_IDirect3DVertexBuffer7(SrcBuffer);
 312     IDirect3DDeviceImpl *device_impl = unsafe_impl_from_IDirect3DDevice7(device);
 313     BOOL oldClip, doClip;
 314     HRESULT hr;
 315
 316     TRACE("iface %p, vertex_op %#x, dst_idx %u, count %u, src_buffer %p, src_idx %u, device %p, flags %#x.\n",
 317             iface, VertexOp, DestIndex, Count, SrcBuffer, SrcIndex, device, Flags);
 318
 319     /* Vertex operations:
 320      * D3DVOP_CLIP: Clips vertices outside the viewing frustrum. Needs clipping information
 321      * in the vertex buffer (Buffer may not be created with D3DVBCAPS_DONOTCLIP)
 322      * D3DVOP_EXTENTS: Causes the screen extents to be updated when rendering the vertices
 323      * D3DVOP_LIGHT: Lights the vertices
 324      * D3DVOP_TRANSFORM: Transform the vertices. This flag is necessary
 325      *
 326      * WineD3D only transforms and clips the vertices by now, so EXTENTS and LIGHT
 327      * are not implemented. Clipping is disabled ATM, because of unsure conditions.
 328      */
 329     if( !(VertexOp & D3DVOP_TRANSFORM) ) return DDERR_INVALIDPARAMS;
 330
 331     wined3d_mutex_lock();
 332
 333     /* WineD3D doesn't know d3d7 vertex operation, it uses
 334      * render states instead. Set the render states according to
 335      * the vertex ops
 336      */
 337     doClip = VertexOp & D3DVOP_CLIP ? TRUE : FALSE;
 338     wined3d_device_get_render_state(device_impl->wined3d_device, WINED3D_RS_CLIPPING, (DWORD *)&oldClip);
 339     if (doClip != oldClip)
 340         wined3d_device_set_render_state(device_impl->wined3d_device, WINED3D_RS_CLIPPING, doClip);
 341
 342     wined3d_device_set_stream_source(device_impl->wined3d_device,
 343             0, Src->wineD3DVertexBuffer, 0, get_flexible_vertex_size(Src->fvf));
 344     wined3d_device_set_vertex_declaration(device_impl->wined3d_device, Src->wineD3DVertexDeclaration);
 345     hr = wined3d_device_process_vertices(device_impl->wined3d_device, SrcIndex, DestIndex,
 346             Count, This->wineD3DVertexBuffer, NULL, Flags, This->fvf);
 347
 348     /* Restore the states if needed */
 349     if (doClip != oldClip)
 350         wined3d_device_set_render_state(device_impl->wined3d_device, WINED3D_RS_CLIPPING, oldClip);
 351
 352     wined3d_mutex_unlock();
 353
 354     return hr;
 355 }
 356
 357 static HRESULT WINAPI IDirect3DVertexBufferImpl_1_ProcessVertices(IDirect3DVertexBuffer *iface,
 358         DWORD VertexOp, DWORD DestIndex, DWORD Count, IDirect3DVertexBuffer *SrcBuffer,
 359         DWORD SrcIndex, IDirect3DDevice3 *device, DWORD Flags)
 360 {
 361     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 362     IDirect3DVertexBufferImpl *Src = unsafe_impl_from_IDirect3DVertexBuffer(SrcBuffer);
 363     IDirect3DDeviceImpl *device_impl = unsafe_impl_from_IDirect3DDevice3(device);
 364
 365     TRACE("iface %p, vertex_op %#x, dst_idx %u, count %u, src_buffer %p, src_idx %u, device %p, flags %#x.\n",
 366             iface, VertexOp, DestIndex, Count, SrcBuffer, SrcIndex, device, Flags);
 367
 368     return IDirect3DVertexBuffer7_ProcessVertices(&This->IDirect3DVertexBuffer7_iface, VertexOp,
 369             DestIndex, Count, &Src->IDirect3DVertexBuffer7_iface, SrcIndex,
 370             device_impl ? &device_impl->IDirect3DDevice7_iface : NULL, Flags);
 371 }
 372
 373 /*****************************************************************************
 374  * IDirect3DVertexBuffer7::GetVertexBufferDesc
 375  *
 376  * Returns the description of a vertex buffer
 377  *
 378  * Params:
 379  *  Desc: Address to write the description to
 380  *
 381  * Returns
 382  *  DDERR_INVALIDPARAMS if Desc is NULL
 383  *  D3D_OK on success
 384  *
 385  *****************************************************************************/
 386 static HRESULT WINAPI IDirect3DVertexBufferImpl_GetVertexBufferDesc(IDirect3DVertexBuffer7 *iface,
 387         D3DVERTEXBUFFERDESC *Desc)
 388 {
 389     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 390     struct wined3d_resource_desc wined3d_desc;
 391     struct wined3d_resource *wined3d_resource;
 392
 393     TRACE("iface %p, desc %p.\n", iface, Desc);
 394
 395     if(!Desc) return DDERR_INVALIDPARAMS;
 396
 397     wined3d_mutex_lock();
 398     wined3d_resource = wined3d_buffer_get_resource(This->wineD3DVertexBuffer);
 399     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 400     wined3d_mutex_unlock();
 401
 402     /* Now fill the Desc structure */
 403     Desc->dwCaps = This->Caps;
 404     Desc->dwFVF = This->fvf;
 405     Desc->dwNumVertices = wined3d_desc.size / get_flexible_vertex_size(This->fvf);
 406
 407     return D3D_OK;
 408 }
 409
 410 static HRESULT WINAPI IDirect3DVertexBufferImpl_1_GetVertexBufferDesc(IDirect3DVertexBuffer *iface,
 411         D3DVERTEXBUFFERDESC *Desc)
 412 {
 413     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 414
 415     TRACE("iface %p, desc %p.\n", iface, Desc);
 416
 417     return IDirect3DVertexBuffer7_GetVertexBufferDesc(&This->IDirect3DVertexBuffer7_iface, Desc);
 418 }
 419
 420
 421 /*****************************************************************************
 422  * IDirect3DVertexBuffer7::Optimize
 423  *
 424  * Converts an unoptimized vertex buffer into an optimized buffer
 425  *
 426  * Params:
 427  *  D3DDevice: Device for which this buffer is optimized
 428  *  Flags: Not used, should be set to 0
 429  *
 430  * Returns
 431  *  D3D_OK, because it's a stub
 432  *
 433  *****************************************************************************/
 434 static HRESULT WINAPI IDirect3DVertexBufferImpl_Optimize(IDirect3DVertexBuffer7 *iface,
 435         IDirect3DDevice7 *D3DDevice, DWORD Flags)
 436 {
 437     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 438     static BOOL hide = FALSE;
 439
 440     TRACE("iface %p, device %p, flags %#x.\n", iface, D3DDevice, Flags);
 441
 442     if (!hide)
 443     {
 444         FIXME("iface %p, device %p, flags %#x stub!\n", iface, D3DDevice, Flags);
 445         hide = TRUE;
 446     }
 447
 448     /* We could forward this call to WineD3D and take advantage
 449      * of it once we use OpenGL vertex buffers
 450      */
 451     wined3d_mutex_lock();
 452     This->Caps |= D3DVBCAPS_OPTIMIZED;
 453     wined3d_mutex_unlock();
 454
 455     return DD_OK;
 456 }
 457
 458 static HRESULT WINAPI IDirect3DVertexBufferImpl_1_Optimize(IDirect3DVertexBuffer *iface,
 459         IDirect3DDevice3 *device, DWORD Flags)
 460 {
 461     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 462     IDirect3DDeviceImpl *device_impl = unsafe_impl_from_IDirect3DDevice3(device);
 463
 464     TRACE("iface %p, device %p, flags %#x.\n", iface, device, Flags);
 465
 466     return IDirect3DVertexBuffer7_Optimize(&This->IDirect3DVertexBuffer7_iface,
 467             device_impl ? &device_impl->IDirect3DDevice7_iface : NULL, Flags);
 468 }
 469
 470 /*****************************************************************************
 471  * IDirect3DVertexBuffer7::ProcessVerticesStrided
 472  *
 473  * This method processes untransformed strided vertices into a processed
 474  * or optimized vertex buffer.
 475  *
 476  * For more details on the parameters, see
 477  * IDirect3DVertexBuffer7::ProcessVertices
 478  *
 479  * Params:
 480  *  VertexOp: Operations to perform
 481  *  DestIndex: Destination index to write the vertices to
 482  *  Count: Number of input vertices
 483  *  StrideData: Array containing the input vertices
 484  *  VertexTypeDesc: Vertex Description or source index?????????
 485  *  D3DDevice: IDirect3DDevice7 to use for processing
 486  *  Flags: Can be D3DPV_DONOTCOPYDATA to avoid copying unmodified vertices
 487  *
 488  * Returns
 489  *  D3D_OK on success, or DDERR_*
 490  *
 491  *****************************************************************************/
 492 static HRESULT WINAPI
 493 IDirect3DVertexBufferImpl_ProcessVerticesStrided(IDirect3DVertexBuffer7 *iface,
 494                                                  DWORD VertexOp,
 495                                                  DWORD DestIndex,
 496                                                  DWORD Count,
 497                                                  D3DDRAWPRIMITIVESTRIDEDDATA *StrideData,
 498                                                  DWORD VertexTypeDesc,
 499                                                  IDirect3DDevice7 *D3DDevice,
 500                                                  DWORD Flags)
 501 {
 502     FIXME("iface %p, vertex_op %#x, dst_idx %u, count %u, data %p, vertex_type %#x, device %p, flags %#x stub!\n",
 503             iface, VertexOp, DestIndex, Count, StrideData, VertexTypeDesc, D3DDevice, Flags);
 504
 505     return DD_OK;
 506 }
 507
 508 /*****************************************************************************
 509  * The VTables
 510  *****************************************************************************/
 511
 512 static const struct IDirect3DVertexBuffer7Vtbl d3d_vertex_buffer7_vtbl =
 513 {
 514     /*** IUnknown Methods ***/
 515     IDirect3DVertexBufferImpl_QueryInterface,
 516     IDirect3DVertexBufferImpl_AddRef,
 517     IDirect3DVertexBufferImpl_Release,
 518     /*** IDirect3DVertexBuffer Methods ***/
 519     IDirect3DVertexBufferImpl_Lock,
 520     IDirect3DVertexBufferImpl_Unlock,
 521     IDirect3DVertexBufferImpl_ProcessVertices,
 522     IDirect3DVertexBufferImpl_GetVertexBufferDesc,
 523     IDirect3DVertexBufferImpl_Optimize,
 524     /*** IDirect3DVertexBuffer7 Methods ***/
 525     IDirect3DVertexBufferImpl_ProcessVerticesStrided
 526 };
 527
 528 static const struct IDirect3DVertexBufferVtbl d3d_vertex_buffer1_vtbl =
 529 {
 530     /*** IUnknown Methods ***/
 531     IDirect3DVertexBufferImpl_1_QueryInterface,
 532     IDirect3DVertexBufferImpl_1_AddRef,
 533     IDirect3DVertexBufferImpl_1_Release,
 534     /*** IDirect3DVertexBuffer Methods ***/
 535     IDirect3DVertexBufferImpl_1_Lock,
 536     IDirect3DVertexBufferImpl_1_Unlock,
 537     IDirect3DVertexBufferImpl_1_ProcessVertices,
 538     IDirect3DVertexBufferImpl_1_GetVertexBufferDesc,
 539     IDirect3DVertexBufferImpl_1_Optimize
 540 };
 541
 542 HRESULT d3d_vertex_buffer_create(IDirect3DVertexBufferImpl **vertex_buf, IDirectDrawImpl *ddraw,
 543         D3DVERTEXBUFFERDESC *desc)
 544 {
 545     IDirect3DVertexBufferImpl *buffer;
 546     DWORD usage;
 547     HRESULT hr = D3D_OK;
 548
 549     TRACE("Vertex buffer description:\n");
 550     TRACE("    dwSize %u\n", desc->dwSize);
 551     TRACE("    dwCaps %#x\n", desc->dwCaps);
 552     TRACE("    FVF %#x\n", desc->dwFVF);
 553     TRACE("    dwNumVertices %u\n", desc->dwNumVertices);
 554
 555     buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*buffer));
 556     if (!buffer)
 557         return DDERR_OUTOFMEMORY;
 558
 559     buffer->IDirect3DVertexBuffer7_iface.lpVtbl = &d3d_vertex_buffer7_vtbl;
 560     buffer->IDirect3DVertexBuffer_iface.lpVtbl = &d3d_vertex_buffer1_vtbl;
 561     buffer->ref = 1;
 562
 563     buffer->ddraw = ddraw;
 564     buffer->Caps = desc->dwCaps;
 565     buffer->fvf = desc->dwFVF;
 566
 567     usage = desc->dwCaps & D3DVBCAPS_WRITEONLY ? WINED3DUSAGE_WRITEONLY : 0;
 568     usage |= WINED3DUSAGE_STATICDECL;
 569
 570     wined3d_mutex_lock();
 571
 572     hr = wined3d_buffer_create_vb(ddraw->wined3d_device,
 573             get_flexible_vertex_size(desc->dwFVF) * desc->dwNumVertices,
 574             usage, desc->dwCaps & D3DVBCAPS_SYSTEMMEMORY ? WINED3D_POOL_SYSTEM_MEM : WINED3D_POOL_DEFAULT,
 575             buffer, &ddraw_null_wined3d_parent_ops, &buffer->wineD3DVertexBuffer);
 576     if (FAILED(hr))
 577     {
 578         WARN("Failed to create wined3d vertex buffer, hr %#x.\n", hr);
 579         if (hr == WINED3DERR_INVALIDCALL)
 580             hr = DDERR_INVALIDPARAMS;
 581         goto end;
 582     }
 583
 584     buffer->wineD3DVertexDeclaration = ddraw_find_decl(ddraw, desc->dwFVF);
 585     if (!buffer->wineD3DVertexDeclaration)
 586     {
 587         ERR("Failed to find vertex declaration for fvf %#x.\n", desc->dwFVF);
 588         wined3d_buffer_decref(buffer->wineD3DVertexBuffer);
 589         hr = DDERR_INVALIDPARAMS;
 590         goto end;
 591     }
 592     wined3d_vertex_declaration_incref(buffer->wineD3DVertexDeclaration);
 593
 594 end:
 595     wined3d_mutex_unlock();
 596     if (hr == D3D_OK)
 597         *vertex_buf = buffer;
 598     else
 599         HeapFree(GetProcessHeap(), 0, buffer);
 600
 601     return hr;
 602 }
 603
 604 IDirect3DVertexBufferImpl *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface)
 605 {
 606     if (!iface)
 607         return NULL;
 608     assert(iface->lpVtbl == &d3d_vertex_buffer1_vtbl);
 609
 610     return impl_from_IDirect3DVertexBuffer(iface);
 611 }
 612
 613 IDirect3DVertexBufferImpl *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface)
 614 {
 615     if (!iface)
 616         return NULL;
 617     assert(iface->lpVtbl == &d3d_vertex_buffer7_vtbl);
 618
 619     return impl_from_IDirect3DVertexBuffer7(iface);
 620 }