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   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: Queryied 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         EnterCriticalSection(&ddraw_cs);
 154         /* D3D7 Vertex buffers don't stay bound in the device, they are passed
 155          * as a parameter to drawPrimitiveVB. DrawPrimitiveVB sets them as the
 156          * stream source in wined3d, and they should get unset there before
 157          * they are destroyed. */
 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         LeaveCriticalSection(&ddraw_cs);
 168         HeapFree(GetProcessHeap(), 0, This);
 169
 170         return 0;
 171     }
 172     return ref;
 173 }
 174
 175 static ULONG WINAPI IDirect3DVertexBufferImpl_1_Release(IDirect3DVertexBuffer *iface)
 176 {
 177     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 178
 179     TRACE("iface %p.\n", iface);
 180
 181     return IDirect3DVertexBuffer7_Release(&This->IDirect3DVertexBuffer7_iface);
 182 }
 183
 184 /*****************************************************************************
 185  * IDirect3DVertexBuffer Methods
 186  *****************************************************************************/
 187
 188 /*****************************************************************************
 189  * IDirect3DVertexBuffer7::Lock
 190  *
 191  * Locks the vertex buffer and returns a pointer to the vertex data
 192  * Locking vertex buffers is similar to locking surfaces, because Windows
 193  * uses surfaces to store vertex data internally (According to the DX sdk)
 194  *
 195  * Params:
 196  *  Flags: Locking flags. Relevant here are DDLOCK_READONLY, DDLOCK_WRITEONLY,
 197  *         DDLOCK_DISCARDCONTENTS and DDLOCK_NOOVERWRITE.
 198  *  Data:  Returns a pointer to the vertex data
 199  *  Size:  Returns the size of the buffer if not NULL
 200  *
 201  * Returns:
 202  *  D3D_OK on success
 203  *  DDERR_INVALIDPARAMS if Data is NULL
 204  *  D3DERR_VERTEXBUFFEROPTIMIZED if called on an optimized buffer(WineD3D)
 205  *
 206  *****************************************************************************/
 207 static HRESULT WINAPI IDirect3DVertexBufferImpl_Lock(IDirect3DVertexBuffer7 *iface, DWORD Flags,
 208         void **Data, DWORD *Size)
 209 {
 210     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 211     struct wined3d_resource_desc wined3d_desc;
 212     struct wined3d_resource *wined3d_resource;
 213     HRESULT hr;
 214     DWORD wined3d_flags = 0;
 215
 216     TRACE("iface %p, flags %#x, data %p, data_size %p.\n", iface, Flags, Data, Size);
 217
 218     /* Writeonly: Pointless. Event: Unsupported by native according to the sdk
 219      * nosyslock: Not applicable
 220      */
 221     if(!(Flags & DDLOCK_WAIT))          wined3d_flags |= WINED3DLOCK_DONOTWAIT;
 222     if(Flags & DDLOCK_READONLY)         wined3d_flags |= WINED3DLOCK_READONLY;
 223     if(Flags & DDLOCK_NOOVERWRITE)      wined3d_flags |= WINED3DLOCK_NOOVERWRITE;
 224     if(Flags & DDLOCK_DISCARDCONTENTS)  wined3d_flags |= WINED3DLOCK_DISCARD;
 225
 226     EnterCriticalSection(&ddraw_cs);
 227     if(Size)
 228     {
 229         /* Get the size, for returning it, and for locking */
 230         wined3d_resource = wined3d_buffer_get_resource(This->wineD3DVertexBuffer);
 231         wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 232         *Size = wined3d_desc.size;
 233     }
 234
 235     hr = wined3d_buffer_map(This->wineD3DVertexBuffer, 0, 0, (BYTE **)Data, wined3d_flags);
 236     LeaveCriticalSection(&ddraw_cs);
 237     return hr;
 238 }
 239
 240 static HRESULT WINAPI IDirect3DVertexBufferImpl_1_Lock(IDirect3DVertexBuffer *iface, DWORD Flags,
 241         void **Data, DWORD *Size)
 242 {
 243     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 244
 245     TRACE("iface %p, flags %#x, data %p, data_size %p.\n", iface, Flags, Data, Size);
 246
 247     return IDirect3DVertexBuffer7_Lock(&This->IDirect3DVertexBuffer7_iface, Flags, Data, Size);
 248 }
 249
 250 /*****************************************************************************
 251  * IDirect3DVertexBuffer7::Unlock
 252  *
 253  * Unlocks a vertex Buffer
 254  *
 255  * Returns:
 256  *  D3D_OK on success
 257  *
 258  *****************************************************************************/
 259 static HRESULT WINAPI IDirect3DVertexBufferImpl_Unlock(IDirect3DVertexBuffer7 *iface)
 260 {
 261     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 262
 263     TRACE("iface %p.\n", iface);
 264
 265     EnterCriticalSection(&ddraw_cs);
 266     wined3d_buffer_unmap(This->wineD3DVertexBuffer);
 267     LeaveCriticalSection(&ddraw_cs);
 268
 269     return D3D_OK;
 270 }
 271
 272 static HRESULT WINAPI IDirect3DVertexBufferImpl_1_Unlock(IDirect3DVertexBuffer *iface)
 273 {
 274     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 275
 276     TRACE("iface %p.\n", iface);
 277
 278     return IDirect3DVertexBuffer7_Unlock(&This->IDirect3DVertexBuffer7_iface);
 279 }
 280
 281
 282 /*****************************************************************************
 283  * IDirect3DVertexBuffer7::ProcessVertices
 284  *
 285  * Processes untransformed Vertices into a transformed or optimized vertex
 286  * buffer. It can also perform other operations, such as lighting or clipping
 287  *
 288  * Params
 289  *  VertexOp: Operation(s) to perform: D3DVOP_CLIP, _EXTENTS, _LIGHT, _TRANSFORM
 290  *  DestIndex: Index in the destination buffer(This), where the vertices are
 291  *             placed
 292  *  Count: Number of Vertices in the Source buffer to process
 293  *  SrcBuffer: Source vertex buffer
 294  *  SrcIndex: Index of the first vertex in the src buffer to process
 295  *  D3DDevice: Device to use for transformation
 296  *  Flags: 0 for default, D3DPV_DONOTCOPYDATA to prevent copying
 297  *         unchaned vertices
 298  *
 299  * Returns:
 300  *  D3D_OK on success
 301  *  DDERR_INVALIDPARAMS If D3DVOP_TRANSFORM wasn't passed
 302  *
 303  *****************************************************************************/
 304 static HRESULT WINAPI IDirect3DVertexBufferImpl_ProcessVertices(IDirect3DVertexBuffer7 *iface,
 305         DWORD VertexOp, DWORD DestIndex, DWORD Count, IDirect3DVertexBuffer7 *SrcBuffer,
 306         DWORD SrcIndex, IDirect3DDevice7 *D3DDevice, DWORD Flags)
 307 {
 308     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 309     IDirect3DVertexBufferImpl *Src = unsafe_impl_from_IDirect3DVertexBuffer7(SrcBuffer);
 310     IDirect3DDeviceImpl *D3D = (IDirect3DDeviceImpl *)D3DDevice;
 311     BOOL oldClip, doClip;
 312     HRESULT hr;
 313
 314     TRACE("iface %p, vertex_op %#x, dst_idx %u, count %u, src_buffer %p, src_idx %u, device %p, flags %#x.\n",
 315             iface, VertexOp, DestIndex, Count, SrcBuffer, SrcIndex, D3DDevice, Flags);
 316
 317     /* Vertex operations:
 318      * D3DVOP_CLIP: Clips vertices outside the viewing frustrum. Needs clipping information
 319      * in the vertex buffer (Buffer may not be created with D3DVBCAPS_DONOTCLIP)
 320      * D3DVOP_EXTENTS: Causes the screen extents to be updated when rendering the vertices
 321      * D3DVOP_LIGHT: Lights the vertices
 322      * D3DVOP_TRANSFORM: Transform the vertices. This flag is necessary
 323      *
 324      * WineD3D only transforms and clips the vertices by now, so EXTENTS and LIGHT
 325      * are not implemented. Clipping is disabled ATM, because of unsure conditions.
 326      */
 327     if( !(VertexOp & D3DVOP_TRANSFORM) ) return DDERR_INVALIDPARAMS;
 328
 329     EnterCriticalSection(&ddraw_cs);
 330     /* WineD3D doesn't know d3d7 vertex operation, it uses
 331      * render states instead. Set the render states according to
 332      * the vertex ops
 333      */
 334     doClip = VertexOp & D3DVOP_CLIP ? TRUE : FALSE;
 335     wined3d_device_get_render_state(D3D->wined3d_device, WINED3DRS_CLIPPING, (DWORD *)&oldClip);
 336     if (doClip != oldClip)
 337         wined3d_device_set_render_state(D3D->wined3d_device, WINED3DRS_CLIPPING, doClip);
 338
 339     wined3d_device_set_stream_source(D3D->wined3d_device,
 340             0, Src->wineD3DVertexBuffer, 0, get_flexible_vertex_size(Src->fvf));
 341     wined3d_device_set_vertex_declaration(D3D->wined3d_device, Src->wineD3DVertexDeclaration);
 342     hr = wined3d_device_process_vertices(D3D->wined3d_device, SrcIndex, DestIndex,
 343             Count, This->wineD3DVertexBuffer, NULL, Flags, This->fvf);
 344
 345     /* Restore the states if needed */
 346     if (doClip != oldClip)
 347         wined3d_device_set_render_state(D3D->wined3d_device, WINED3DRS_CLIPPING, oldClip);
 348     LeaveCriticalSection(&ddraw_cs);
 349     return hr;
 350 }
 351
 352 static HRESULT WINAPI IDirect3DVertexBufferImpl_1_ProcessVertices(IDirect3DVertexBuffer *iface,
 353         DWORD VertexOp, DWORD DestIndex, DWORD Count, IDirect3DVertexBuffer *SrcBuffer,
 354         DWORD SrcIndex, IDirect3DDevice3 *D3DDevice, DWORD Flags)
 355 {
 356     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 357     IDirect3DVertexBufferImpl *Src = unsafe_impl_from_IDirect3DVertexBuffer(SrcBuffer);
 358     IDirect3DDeviceImpl *D3D = D3DDevice ? device_from_device3(D3DDevice) : NULL;
 359
 360     TRACE("iface %p, vertex_op %#x, dst_idx %u, count %u, src_buffer %p, src_idx %u, device %p, flags %#x.\n",
 361             iface, VertexOp, DestIndex, Count, SrcBuffer, SrcIndex, D3DDevice, Flags);
 362
 363     return IDirect3DVertexBuffer7_ProcessVertices(&This->IDirect3DVertexBuffer7_iface, VertexOp,
 364             DestIndex, Count, &Src->IDirect3DVertexBuffer7_iface, SrcIndex, (IDirect3DDevice7 *)D3D,
 365             Flags);
 366 }
 367
 368 /*****************************************************************************
 369  * IDirect3DVertexBuffer7::GetVertexBufferDesc
 370  *
 371  * Returns the description of a vertex buffer
 372  *
 373  * Params:
 374  *  Desc: Address to write the description to
 375  *
 376  * Returns
 377  *  DDERR_INVALIDPARAMS if Desc is NULL
 378  *  D3D_OK on success
 379  *
 380  *****************************************************************************/
 381 static HRESULT WINAPI IDirect3DVertexBufferImpl_GetVertexBufferDesc(IDirect3DVertexBuffer7 *iface,
 382         D3DVERTEXBUFFERDESC *Desc)
 383 {
 384     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 385     struct wined3d_resource_desc wined3d_desc;
 386     struct wined3d_resource *wined3d_resource;
 387
 388     TRACE("iface %p, desc %p.\n", iface, Desc);
 389
 390     if(!Desc) return DDERR_INVALIDPARAMS;
 391
 392     EnterCriticalSection(&ddraw_cs);
 393     wined3d_resource = wined3d_buffer_get_resource(This->wineD3DVertexBuffer);
 394     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 395     LeaveCriticalSection(&ddraw_cs);
 396
 397     /* Now fill the Desc structure */
 398     Desc->dwCaps = This->Caps;
 399     Desc->dwFVF = This->fvf;
 400     Desc->dwNumVertices = wined3d_desc.size / get_flexible_vertex_size(This->fvf);
 401
 402     return D3D_OK;
 403 }
 404
 405 static HRESULT WINAPI IDirect3DVertexBufferImpl_1_GetVertexBufferDesc(IDirect3DVertexBuffer *iface,
 406         D3DVERTEXBUFFERDESC *Desc)
 407 {
 408     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 409
 410     TRACE("iface %p, desc %p.\n", iface, Desc);
 411
 412     return IDirect3DVertexBuffer7_GetVertexBufferDesc(&This->IDirect3DVertexBuffer7_iface, Desc);
 413 }
 414
 415
 416 /*****************************************************************************
 417  * IDirect3DVertexBuffer7::Optimize
 418  *
 419  * Converts an unoptimized vertex buffer into an optimized buffer
 420  *
 421  * Params:
 422  *  D3DDevice: Device for which this buffer is optimized
 423  *  Flags: Not used, should be set to 0
 424  *
 425  * Returns
 426  *  D3D_OK, because it's a stub
 427  *
 428  *****************************************************************************/
 429 static HRESULT WINAPI IDirect3DVertexBufferImpl_Optimize(IDirect3DVertexBuffer7 *iface,
 430         IDirect3DDevice7 *D3DDevice, DWORD Flags)
 431 {
 432     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer7(iface);
 433     static BOOL hide = FALSE;
 434
 435     TRACE("iface %p, device %p, flags %#x.\n", iface, D3DDevice, Flags);
 436
 437     if (!hide)
 438     {
 439         FIXME("iface %p, device %p, flags %#x stub!\n", iface, D3DDevice, Flags);
 440         hide = TRUE;
 441     }
 442
 443     /* We could forward this call to WineD3D and take advantage
 444      * of it once we use OpenGL vertex buffers
 445      */
 446     EnterCriticalSection(&ddraw_cs);
 447     This->Caps |= D3DVBCAPS_OPTIMIZED;
 448     LeaveCriticalSection(&ddraw_cs);
 449
 450     return DD_OK;
 451 }
 452
 453 static HRESULT WINAPI IDirect3DVertexBufferImpl_1_Optimize(IDirect3DVertexBuffer *iface,
 454         IDirect3DDevice3 *D3DDevice, DWORD Flags)
 455 {
 456     IDirect3DVertexBufferImpl *This = impl_from_IDirect3DVertexBuffer(iface);
 457     IDirect3DDeviceImpl *D3D = D3DDevice ? device_from_device3(D3DDevice) : NULL;
 458
 459     TRACE("iface %p, device %p, flags %#x.\n", iface, D3DDevice, Flags);
 460
 461     return IDirect3DVertexBuffer7_Optimize(&This->IDirect3DVertexBuffer7_iface,
 462             (IDirect3DDevice7 *)D3D, Flags);
 463 }
 464
 465 /*****************************************************************************
 466  * IDirect3DVertexBuffer7::ProcessVerticesStrided
 467  *
 468  * This method processes untransformed strided vertices into a processed
 469  * or optimized vertex buffer.
 470  *
 471  * For more details on the parameters, see
 472  * IDirect3DVertexBuffer7::ProcessVertices
 473  *
 474  * Params:
 475  *  VertexOp: Operations to perform
 476  *  DestIndex: Destination index to write the vertices to
 477  *  Count: Number of input vertices
 478  *  StrideData: Array containing the input vertices
 479  *  VertexTypeDesc: Vertex Description or source index?????????
 480  *  D3DDevice: IDirect3DDevice7 to use for processing
 481  *  Flags: Can be D3DPV_DONOTCOPYDATA to avoid copying unmodified vertices
 482  *
 483  * Returns
 484  *  D3D_OK on success, or DDERR_*
 485  *
 486  *****************************************************************************/
 487 static HRESULT WINAPI
 488 IDirect3DVertexBufferImpl_ProcessVerticesStrided(IDirect3DVertexBuffer7 *iface,
 489                                                  DWORD VertexOp,
 490                                                  DWORD DestIndex,
 491                                                  DWORD Count,
 492                                                  D3DDRAWPRIMITIVESTRIDEDDATA *StrideData,
 493                                                  DWORD VertexTypeDesc,
 494                                                  IDirect3DDevice7 *D3DDevice,
 495                                                  DWORD Flags)
 496 {
 497     FIXME("iface %p, vertex_op %#x, dst_idx %u, count %u, data %p, vertex_type %#x, device %p, flags %#x stub!\n",
 498             iface, VertexOp, DestIndex, Count, StrideData, VertexTypeDesc, D3DDevice, Flags);
 499
 500     return DD_OK;
 501 }
 502
 503 /*****************************************************************************
 504  * The VTables
 505  *****************************************************************************/
 506
 507 static const struct IDirect3DVertexBuffer7Vtbl d3d_vertex_buffer7_vtbl =
 508 {
 509     /*** IUnknown Methods ***/
 510     IDirect3DVertexBufferImpl_QueryInterface,
 511     IDirect3DVertexBufferImpl_AddRef,
 512     IDirect3DVertexBufferImpl_Release,
 513     /*** IDirect3DVertexBuffer Methods ***/
 514     IDirect3DVertexBufferImpl_Lock,
 515     IDirect3DVertexBufferImpl_Unlock,
 516     IDirect3DVertexBufferImpl_ProcessVertices,
 517     IDirect3DVertexBufferImpl_GetVertexBufferDesc,
 518     IDirect3DVertexBufferImpl_Optimize,
 519     /*** IDirect3DVertexBuffer7 Methods ***/
 520     IDirect3DVertexBufferImpl_ProcessVerticesStrided
 521 };
 522
 523 static const struct IDirect3DVertexBufferVtbl d3d_vertex_buffer1_vtbl =
 524 {
 525     /*** IUnknown Methods ***/
 526     IDirect3DVertexBufferImpl_1_QueryInterface,
 527     IDirect3DVertexBufferImpl_1_AddRef,
 528     IDirect3DVertexBufferImpl_1_Release,
 529     /*** IDirect3DVertexBuffer Methods ***/
 530     IDirect3DVertexBufferImpl_1_Lock,
 531     IDirect3DVertexBufferImpl_1_Unlock,
 532     IDirect3DVertexBufferImpl_1_ProcessVertices,
 533     IDirect3DVertexBufferImpl_1_GetVertexBufferDesc,
 534     IDirect3DVertexBufferImpl_1_Optimize
 535 };
 536
 537 HRESULT d3d_vertex_buffer_create(IDirect3DVertexBufferImpl **vertex_buf, IDirectDrawImpl *ddraw,
 538         D3DVERTEXBUFFERDESC *desc)
 539 {
 540     IDirect3DVertexBufferImpl *buffer;
 541     DWORD usage;
 542     HRESULT hr = D3D_OK;
 543
 544     TRACE("Vertex buffer description:\n");
 545     TRACE("    dwSize %u\n", desc->dwSize);
 546     TRACE("    dwCaps %#x\n", desc->dwCaps);
 547     TRACE("    FVF %#x\n", desc->dwFVF);
 548     TRACE("    dwNumVertices %u\n", desc->dwNumVertices);
 549
 550     buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*buffer));
 551     if (!buffer)
 552         return DDERR_OUTOFMEMORY;
 553
 554     buffer->IDirect3DVertexBuffer7_iface.lpVtbl = &d3d_vertex_buffer7_vtbl;
 555     buffer->IDirect3DVertexBuffer_iface.lpVtbl = &d3d_vertex_buffer1_vtbl;
 556     buffer->ref = 1;
 557
 558     buffer->ddraw = ddraw;
 559     buffer->Caps = desc->dwCaps;
 560     buffer->fvf = desc->dwFVF;
 561
 562     usage = desc->dwCaps & D3DVBCAPS_WRITEONLY ? WINED3DUSAGE_WRITEONLY : 0;
 563     usage |= WINED3DUSAGE_STATICDECL;
 564
 565     EnterCriticalSection(&ddraw_cs);
 566
 567     hr = wined3d_buffer_create_vb(ddraw->wined3d_device,
 568             get_flexible_vertex_size(desc->dwFVF) * desc->dwNumVertices,
 569             usage, desc->dwCaps & D3DVBCAPS_SYSTEMMEMORY ? WINED3DPOOL_SYSTEMMEM : WINED3DPOOL_DEFAULT,
 570             buffer, &ddraw_null_wined3d_parent_ops, &buffer->wineD3DVertexBuffer);
 571     if (FAILED(hr))
 572     {
 573         WARN("Failed to create wined3d vertex buffer, hr %#x.\n", hr);
 574         if (hr == WINED3DERR_INVALIDCALL)
 575             hr = DDERR_INVALIDPARAMS;
 576         goto end;
 577     }
 578
 579     buffer->wineD3DVertexDeclaration = ddraw_find_decl(ddraw, desc->dwFVF);
 580     if (!buffer->wineD3DVertexDeclaration)
 581     {
 582         ERR("Failed to find vertex declaration for fvf %#x.\n", desc->dwFVF);
 583         wined3d_buffer_decref(buffer->wineD3DVertexBuffer);
 584         hr = DDERR_INVALIDPARAMS;
 585         goto end;
 586     }
 587     wined3d_vertex_declaration_incref(buffer->wineD3DVertexDeclaration);
 588
 589 end:
 590     LeaveCriticalSection(&ddraw_cs);
 591     if (hr == D3D_OK)
 592         *vertex_buf = buffer;
 593     else
 594         HeapFree(GetProcessHeap(), 0, buffer);
 595
 596     return hr;
 597 }
 598
 599 IDirect3DVertexBufferImpl *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface)
 600 {
 601     if (!iface)
 602         return NULL;
 603     assert(iface->lpVtbl == &d3d_vertex_buffer1_vtbl);
 604
 605     return impl_from_IDirect3DVertexBuffer(iface);
 606 }
 607
 608 IDirect3DVertexBufferImpl *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface)
 609 {
 610     if (!iface)
 611         return NULL;
 612     assert(iface->lpVtbl == &d3d_vertex_buffer7_vtbl);
 613
 614     return impl_from_IDirect3DVertexBuffer7(iface);
 615 }