dlls/ddraw/vertexbuffer.c

   1 /* Direct3D Vertex Buffer
   2  * Copyright (c) 2002 Lionel ULMER
   3  * Copyright (c) 2006 Stefan DÖSINGER
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "config.h"
  21 #include "wine/port.h"
  22
  23 #include "ddraw_private.h"
  24
  25 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  26
  27 static inline struct d3d_vertex_buffer *impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface)
  28 {
  29     return CONTAINING_RECORD(iface, struct d3d_vertex_buffer, IDirect3DVertexBuffer_iface);
  30 }
  31
  32 static inline struct d3d_vertex_buffer *impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface)
  33 {
  34     return CONTAINING_RECORD(iface, struct d3d_vertex_buffer, IDirect3DVertexBuffer7_iface);
  35 }
  36
  37 /*****************************************************************************
  38  * IUnknown Methods
  39  *****************************************************************************/
  40
  41 /*****************************************************************************
  42  * IDirect3DVertexBuffer7::QueryInterface
  43  *
  44  * The QueryInterface Method for Vertex Buffers
  45  * For a link to QueryInterface rules, see IDirectDraw7::QueryInterface
  46  *
  47  * Params
  48  *  riid: Queried Interface id
  49  *  obj: Address to return the interface pointer
  50  *
  51  * Returns:
  52  *  S_OK on success
  53  *  E_NOINTERFACE if the interface wasn't found
  54  *
  55  *****************************************************************************/
  56 static HRESULT WINAPI d3d_vertex_buffer7_QueryInterface(IDirect3DVertexBuffer7 *iface, REFIID riid, void  **obj)
  57 {
  58     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
  59
  60     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), obj);
  61
  62     /* By default, set the object pointer to NULL */
  63     *obj = NULL;
  64
  65     if ( IsEqualGUID( &IID_IUnknown,  riid ) )
  66     {
  67         IDirect3DVertexBuffer7_AddRef(iface);
  68         *obj = iface;
  69         TRACE("  Creating IUnknown interface at %p.\n", *obj);
  70         return S_OK;
  71     }
  72     if ( IsEqualGUID( &IID_IDirect3DVertexBuffer, riid ) )
  73     {
  74         IDirect3DVertexBuffer7_AddRef(iface);
  75         *obj = &buffer->IDirect3DVertexBuffer_iface;
  76         TRACE("  Creating IDirect3DVertexBuffer interface %p\n", *obj);
  77         return S_OK;
  78     }
  79     if ( IsEqualGUID( &IID_IDirect3DVertexBuffer7, riid ) )
  80     {
  81         IDirect3DVertexBuffer7_AddRef(iface);
  82         *obj = iface;
  83         TRACE("  Creating IDirect3DVertexBuffer7 interface %p\n", *obj);
  84         return S_OK;
  85     }
  86
  87     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  88
  89     return E_NOINTERFACE;
  90 }
  91
  92 static HRESULT WINAPI d3d_vertex_buffer1_QueryInterface(IDirect3DVertexBuffer *iface, REFIID riid, void **obj)
  93 {
  94     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
  95
  96     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), obj);
  97
  98     return d3d_vertex_buffer7_QueryInterface(&buffer->IDirect3DVertexBuffer7_iface, riid, obj);
  99 }
 100
 101 /*****************************************************************************
 102  * IDirect3DVertexBuffer7::AddRef
 103  *
 104  * AddRef for Vertex Buffers
 105  *
 106  * Returns:
 107  *  The new refcount
 108  *
 109  *****************************************************************************/
 110 static ULONG WINAPI d3d_vertex_buffer7_AddRef(IDirect3DVertexBuffer7 *iface)
 111 {
 112     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 113     ULONG ref = InterlockedIncrement(&buffer->ref);
 114
 115     TRACE("%p increasing refcount to %u.\n", buffer, ref);
 116
 117     return ref;
 118 }
 119
 120 static ULONG WINAPI d3d_vertex_buffer1_AddRef(IDirect3DVertexBuffer *iface)
 121 {
 122     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 123
 124     TRACE("iface %p.\n", iface);
 125
 126     return d3d_vertex_buffer7_AddRef(&buffer->IDirect3DVertexBuffer7_iface);
 127 }
 128
 129
 130 /*****************************************************************************
 131  * IDirect3DVertexBuffer7::Release
 132  *
 133  * Release for Vertex Buffers
 134  *
 135  * Returns:
 136  *  The new refcount
 137  *
 138  *****************************************************************************/
 139 static ULONG WINAPI d3d_vertex_buffer7_Release(IDirect3DVertexBuffer7 *iface)
 140 {
 141     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 142     ULONG ref = InterlockedDecrement(&buffer->ref);
 143
 144     TRACE("%p decreasing refcount to %u.\n", buffer, ref);
 145
 146     if (ref == 0)
 147     {
 148         struct wined3d_buffer *curVB = NULL;
 149         UINT offset, stride;
 150
 151         /* D3D7 Vertex buffers don't stay bound in the device, they are passed
 152          * as a parameter to drawPrimitiveVB. DrawPrimitiveVB sets them as the
 153          * stream source in wined3d, and they should get unset there before
 154          * they are destroyed. */
 155         wined3d_mutex_lock();
 156         wined3d_device_get_stream_source(buffer->ddraw->wined3d_device,
 157                 0, &curVB, &offset, &stride);
 158         if (curVB == buffer->wineD3DVertexBuffer)
 159             wined3d_device_set_stream_source(buffer->ddraw->wined3d_device, 0, NULL, 0, 0);
 160
 161         wined3d_vertex_declaration_decref(buffer->wineD3DVertexDeclaration);
 162         wined3d_buffer_decref(buffer->wineD3DVertexBuffer);
 163         wined3d_mutex_unlock();
 164
 165         HeapFree(GetProcessHeap(), 0, buffer);
 166     }
 167
 168     return ref;
 169 }
 170
 171 static ULONG WINAPI d3d_vertex_buffer1_Release(IDirect3DVertexBuffer *iface)
 172 {
 173     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 174
 175     TRACE("iface %p.\n", iface);
 176
 177     return d3d_vertex_buffer7_Release(&buffer->IDirect3DVertexBuffer7_iface);
 178 }
 179
 180 /*****************************************************************************
 181  * IDirect3DVertexBuffer Methods
 182  *****************************************************************************/
 183
 184 static HRESULT d3d_vertex_buffer_create_wined3d_buffer(struct d3d_vertex_buffer *buffer, BOOL dynamic,
 185         struct wined3d_buffer **wined3d_buffer)
 186 {
 187     DWORD usage = WINED3DUSAGE_STATICDECL;
 188     enum wined3d_pool pool;
 189
 190     if (buffer->Caps & D3DVBCAPS_SYSTEMMEMORY)
 191         pool = WINED3D_POOL_SYSTEM_MEM;
 192     else
 193         pool = WINED3D_POOL_DEFAULT;
 194
 195     if (buffer->Caps & D3DVBCAPS_WRITEONLY)
 196         usage |= WINED3DUSAGE_WRITEONLY;
 197     if (dynamic)
 198         usage |= WINED3DUSAGE_DYNAMIC;
 199
 200     return wined3d_buffer_create_vb(buffer->ddraw->wined3d_device,
 201         buffer->size, usage, pool, buffer, &ddraw_null_wined3d_parent_ops,
 202         wined3d_buffer);
 203 }
 204
 205 /*****************************************************************************
 206  * IDirect3DVertexBuffer7::Lock
 207  *
 208  * Locks the vertex buffer and returns a pointer to the vertex data
 209  * Locking vertex buffers is similar to locking surfaces, because Windows
 210  * uses surfaces to store vertex data internally (According to the DX sdk)
 211  *
 212  * Params:
 213  *  Flags: Locking flags. Relevant here are DDLOCK_READONLY, DDLOCK_WRITEONLY,
 214  *         DDLOCK_DISCARDCONTENTS and DDLOCK_NOOVERWRITE.
 215  *  Data:  Returns a pointer to the vertex data
 216  *  Size:  Returns the size of the buffer if not NULL
 217  *
 218  * Returns:
 219  *  D3D_OK on success
 220  *  DDERR_INVALIDPARAMS if Data is NULL
 221  *  D3DERR_VERTEXBUFFEROPTIMIZED if called on an optimized buffer(WineD3D)
 222  *
 223  *****************************************************************************/
 224 static HRESULT WINAPI d3d_vertex_buffer7_Lock(IDirect3DVertexBuffer7 *iface,
 225         DWORD flags, void **data, DWORD *data_size)
 226 {
 227     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 228     struct wined3d_resource_desc wined3d_desc;
 229     struct wined3d_resource *wined3d_resource;
 230     HRESULT hr;
 231     DWORD wined3d_flags = 0;
 232
 233     TRACE("iface %p, flags %#x, data %p, data_size %p.\n", iface, flags, data, data_size);
 234
 235     /* Writeonly: Pointless. Event: Unsupported by native according to the sdk
 236      * nosyslock: Not applicable
 237      */
 238     if (!(flags & DDLOCK_WAIT))
 239         wined3d_flags |= WINED3D_MAP_DONOTWAIT;
 240     if (flags & DDLOCK_READONLY)
 241         wined3d_flags |= WINED3D_MAP_READONLY;
 242     if (flags & DDLOCK_NOOVERWRITE)
 243         wined3d_flags |= WINED3D_MAP_NOOVERWRITE;
 244     if (flags & DDLOCK_DISCARDCONTENTS)
 245     {
 246         wined3d_flags |= WINED3D_MAP_DISCARD;
 247
 248         if (!buffer->dynamic)
 249         {
 250             struct wined3d_buffer *new_buffer;
 251             wined3d_mutex_lock();
 252             hr = d3d_vertex_buffer_create_wined3d_buffer(buffer, TRUE, &new_buffer);
 253             if (SUCCEEDED(hr))
 254             {
 255                 buffer->dynamic = TRUE;
 256                 wined3d_buffer_decref(buffer->wineD3DVertexBuffer);
 257                 buffer->wineD3DVertexBuffer = new_buffer;
 258             }
 259             else
 260             {
 261                 WARN("Failed to create a dynamic buffer\n");
 262             }
 263             wined3d_mutex_unlock();
 264         }
 265     }
 266
 267     wined3d_mutex_lock();
 268     if (data_size)
 269     {
 270         /* Get the size, for returning it, and for locking */
 271         wined3d_resource = wined3d_buffer_get_resource(buffer->wineD3DVertexBuffer);
 272         wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 273         *data_size = wined3d_desc.size;
 274     }
 275
 276     hr = wined3d_buffer_map(buffer->wineD3DVertexBuffer, 0, 0, (BYTE **)data, wined3d_flags);
 277
 278     wined3d_mutex_unlock();
 279
 280     return hr;
 281 }
 282
 283 static HRESULT WINAPI d3d_vertex_buffer1_Lock(IDirect3DVertexBuffer *iface,
 284         DWORD flags, void **data, DWORD *data_size)
 285 {
 286     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 287
 288     TRACE("iface %p, flags %#x, data %p, data_size %p.\n", iface, flags, data, data_size);
 289
 290     return d3d_vertex_buffer7_Lock(&buffer->IDirect3DVertexBuffer7_iface, flags, data, data_size);
 291 }
 292
 293 /*****************************************************************************
 294  * IDirect3DVertexBuffer7::Unlock
 295  *
 296  * Unlocks a vertex Buffer
 297  *
 298  * Returns:
 299  *  D3D_OK on success
 300  *
 301  *****************************************************************************/
 302 static HRESULT WINAPI d3d_vertex_buffer7_Unlock(IDirect3DVertexBuffer7 *iface)
 303 {
 304     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 305
 306     TRACE("iface %p.\n", iface);
 307
 308     wined3d_mutex_lock();
 309     wined3d_buffer_unmap(buffer->wineD3DVertexBuffer);
 310     wined3d_mutex_unlock();
 311
 312     return D3D_OK;
 313 }
 314
 315 static HRESULT WINAPI d3d_vertex_buffer1_Unlock(IDirect3DVertexBuffer *iface)
 316 {
 317     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 318
 319     TRACE("iface %p.\n", iface);
 320
 321     return d3d_vertex_buffer7_Unlock(&buffer->IDirect3DVertexBuffer7_iface);
 322 }
 323
 324
 325 /*****************************************************************************
 326  * IDirect3DVertexBuffer7::ProcessVertices
 327  *
 328  * Processes untransformed Vertices into a transformed or optimized vertex
 329  * buffer. It can also perform other operations, such as lighting or clipping
 330  *
 331  * Params
 332  *  VertexOp: Operation(s) to perform: D3DVOP_CLIP, _EXTENTS, _LIGHT, _TRANSFORM
 333  *  DestIndex: Index in the destination buffer(This), where the vertices are
 334  *             placed
 335  *  Count: Number of Vertices in the Source buffer to process
 336  *  SrcBuffer: Source vertex buffer
 337  *  SrcIndex: Index of the first vertex in the src buffer to process
 338  *  D3DDevice: Device to use for transformation
 339  *  Flags: 0 for default, D3DPV_DONOTCOPYDATA to prevent copying
 340  *         unchaned vertices
 341  *
 342  * Returns:
 343  *  D3D_OK on success
 344  *  DDERR_INVALIDPARAMS If D3DVOP_TRANSFORM wasn't passed
 345  *
 346  *****************************************************************************/
 347 static HRESULT WINAPI d3d_vertex_buffer7_ProcessVertices(IDirect3DVertexBuffer7 *iface,
 348         DWORD vertex_op, DWORD dst_idx, DWORD count, IDirect3DVertexBuffer7 *src_buffer,
 349         DWORD src_idx, IDirect3DDevice7 *device, DWORD flags)
 350 {
 351     struct d3d_vertex_buffer *dst_buffer_impl = impl_from_IDirect3DVertexBuffer7(iface);
 352     struct d3d_vertex_buffer *src_buffer_impl = unsafe_impl_from_IDirect3DVertexBuffer7(src_buffer);
 353     struct d3d_device *device_impl = unsafe_impl_from_IDirect3DDevice7(device);
 354     BOOL oldClip, doClip;
 355     HRESULT hr;
 356
 357     TRACE("iface %p, vertex_op %#x, dst_idx %u, count %u, src_buffer %p, src_idx %u, device %p, flags %#x.\n",
 358             iface, vertex_op, dst_idx, count, src_buffer, src_idx, device, flags);
 359
 360     /* Vertex operations:
 361      * D3DVOP_CLIP: Clips vertices outside the viewing frustrum. Needs clipping information
 362      * in the vertex buffer (Buffer may not be created with D3DVBCAPS_DONOTCLIP)
 363      * D3DVOP_EXTENTS: Causes the screen extents to be updated when rendering the vertices
 364      * D3DVOP_LIGHT: Lights the vertices
 365      * D3DVOP_TRANSFORM: Transform the vertices. This flag is necessary
 366      *
 367      * WineD3D only transforms and clips the vertices by now, so EXTENTS and LIGHT
 368      * are not implemented. Clipping is disabled ATM, because of unsure conditions.
 369      */
 370     if (!(vertex_op & D3DVOP_TRANSFORM))
 371         return DDERR_INVALIDPARAMS;
 372
 373     wined3d_mutex_lock();
 374
 375     /* WineD3D doesn't know d3d7 vertex operation, it uses
 376      * render states instead. Set the render states according to
 377      * the vertex ops
 378      */
 379     doClip = !!(vertex_op & D3DVOP_CLIP);
 380     oldClip = wined3d_device_get_render_state(device_impl->wined3d_device, WINED3D_RS_CLIPPING);
 381     if (doClip != oldClip)
 382         wined3d_device_set_render_state(device_impl->wined3d_device, WINED3D_RS_CLIPPING, doClip);
 383
 384     wined3d_device_set_stream_source(device_impl->wined3d_device,
 385             0, src_buffer_impl->wineD3DVertexBuffer, 0, get_flexible_vertex_size(src_buffer_impl->fvf));
 386     wined3d_device_set_vertex_declaration(device_impl->wined3d_device, src_buffer_impl->wineD3DVertexDeclaration);
 387     hr = wined3d_device_process_vertices(device_impl->wined3d_device, src_idx, dst_idx,
 388             count, dst_buffer_impl->wineD3DVertexBuffer, NULL, flags, dst_buffer_impl->fvf);
 389
 390     /* Restore the states if needed */
 391     if (doClip != oldClip)
 392         wined3d_device_set_render_state(device_impl->wined3d_device, WINED3D_RS_CLIPPING, oldClip);
 393
 394     wined3d_mutex_unlock();
 395
 396     return hr;
 397 }
 398
 399 static HRESULT WINAPI d3d_vertex_buffer1_ProcessVertices(IDirect3DVertexBuffer *iface,
 400         DWORD vertex_op, DWORD dst_idx, DWORD count, IDirect3DVertexBuffer *src_buffer,
 401         DWORD src_idx, IDirect3DDevice3 *device, DWORD flags)
 402 {
 403     struct d3d_vertex_buffer *dst_buffer_impl = impl_from_IDirect3DVertexBuffer(iface);
 404     struct d3d_vertex_buffer *src_buffer_impl = unsafe_impl_from_IDirect3DVertexBuffer(src_buffer);
 405     struct d3d_device *device_impl = unsafe_impl_from_IDirect3DDevice3(device);
 406
 407     TRACE("iface %p, vertex_op %#x, dst_idx %u, count %u, src_buffer %p, src_idx %u, device %p, flags %#x.\n",
 408             iface, vertex_op, dst_idx, count, src_buffer, src_idx, device, flags);
 409
 410     return d3d_vertex_buffer7_ProcessVertices(&dst_buffer_impl->IDirect3DVertexBuffer7_iface, vertex_op,
 411             dst_idx, count, &src_buffer_impl->IDirect3DVertexBuffer7_iface, src_idx,
 412             device_impl ? &device_impl->IDirect3DDevice7_iface : NULL, flags);
 413 }
 414
 415 /*****************************************************************************
 416  * IDirect3DVertexBuffer7::GetVertexBufferDesc
 417  *
 418  * Returns the description of a vertex buffer
 419  *
 420  * Params:
 421  *  Desc: Address to write the description to
 422  *
 423  * Returns
 424  *  DDERR_INVALIDPARAMS if Desc is NULL
 425  *  D3D_OK on success
 426  *
 427  *****************************************************************************/
 428 static HRESULT WINAPI d3d_vertex_buffer7_GetVertexBufferDesc(IDirect3DVertexBuffer7 *iface, D3DVERTEXBUFFERDESC *desc)
 429 {
 430     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 431     struct wined3d_resource_desc wined3d_desc;
 432     struct wined3d_resource *wined3d_resource;
 433
 434     TRACE("iface %p, desc %p.\n", iface, desc);
 435
 436     if (!desc) return DDERR_INVALIDPARAMS;
 437
 438     wined3d_mutex_lock();
 439     wined3d_resource = wined3d_buffer_get_resource(buffer->wineD3DVertexBuffer);
 440     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 441     wined3d_mutex_unlock();
 442
 443     /* Now fill the desc structure */
 444     desc->dwCaps = buffer->Caps;
 445     desc->dwFVF = buffer->fvf;
 446     desc->dwNumVertices = wined3d_desc.size / get_flexible_vertex_size(buffer->fvf);
 447
 448     return D3D_OK;
 449 }
 450
 451 static HRESULT WINAPI d3d_vertex_buffer1_GetVertexBufferDesc(IDirect3DVertexBuffer *iface, D3DVERTEXBUFFERDESC *desc)
 452 {
 453     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 454
 455     TRACE("iface %p, desc %p.\n", iface, desc);
 456
 457     return d3d_vertex_buffer7_GetVertexBufferDesc(&buffer->IDirect3DVertexBuffer7_iface, desc);
 458 }
 459
 460
 461 /*****************************************************************************
 462  * IDirect3DVertexBuffer7::Optimize
 463  *
 464  * Converts an unoptimized vertex buffer into an optimized buffer
 465  *
 466  * Params:
 467  *  D3DDevice: Device for which this buffer is optimized
 468  *  Flags: Not used, should be set to 0
 469  *
 470  * Returns
 471  *  D3D_OK, because it's a stub
 472  *
 473  *****************************************************************************/
 474 static HRESULT WINAPI d3d_vertex_buffer7_Optimize(IDirect3DVertexBuffer7 *iface,
 475         IDirect3DDevice7 *device, DWORD flags)
 476 {
 477     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 478     static BOOL hide = FALSE;
 479
 480     TRACE("iface %p, device %p, flags %#x.\n", iface, device, flags);
 481
 482     if (!hide)
 483     {
 484         FIXME("iface %p, device %p, flags %#x stub!\n", iface, device, flags);
 485         hide = TRUE;
 486     }
 487
 488     /* We could forward this call to WineD3D and take advantage
 489      * of it once we use OpenGL vertex buffers
 490      */
 491     wined3d_mutex_lock();
 492     buffer->Caps |= D3DVBCAPS_OPTIMIZED;
 493     wined3d_mutex_unlock();
 494
 495     return DD_OK;
 496 }
 497
 498 static HRESULT WINAPI d3d_vertex_buffer1_Optimize(IDirect3DVertexBuffer *iface,
 499         IDirect3DDevice3 *device, DWORD flags)
 500 {
 501     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 502     struct d3d_device *device_impl = unsafe_impl_from_IDirect3DDevice3(device);
 503
 504     TRACE("iface %p, device %p, flags %#x.\n", iface, device, flags);
 505
 506     return d3d_vertex_buffer7_Optimize(&buffer->IDirect3DVertexBuffer7_iface,
 507             device_impl ? &device_impl->IDirect3DDevice7_iface : NULL, flags);
 508 }
 509
 510 /*****************************************************************************
 511  * IDirect3DVertexBuffer7::ProcessVerticesStrided
 512  *
 513  * This method processes untransformed strided vertices into a processed
 514  * or optimized vertex buffer.
 515  *
 516  * For more details on the parameters, see
 517  * IDirect3DVertexBuffer7::ProcessVertices
 518  *
 519  * Params:
 520  *  VertexOp: Operations to perform
 521  *  DestIndex: Destination index to write the vertices to
 522  *  Count: Number of input vertices
 523  *  StrideData: Array containing the input vertices
 524  *  VertexTypeDesc: Vertex Description or source index?????????
 525  *  D3DDevice: IDirect3DDevice7 to use for processing
 526  *  Flags: Can be D3DPV_DONOTCOPYDATA to avoid copying unmodified vertices
 527  *
 528  * Returns
 529  *  D3D_OK on success, or DDERR_*
 530  *
 531  *****************************************************************************/
 532 static HRESULT WINAPI d3d_vertex_buffer7_ProcessVerticesStrided(IDirect3DVertexBuffer7 *iface,
 533         DWORD vertex_op, DWORD dst_idx, DWORD count, D3DDRAWPRIMITIVESTRIDEDDATA *data,
 534         DWORD fvf, IDirect3DDevice7 *device, DWORD flags)
 535 {
 536     FIXME("iface %p, vertex_op %#x, dst_idx %u, count %u, data %p, fvf %#x, device %p, flags %#x stub!\n",
 537             iface, vertex_op, dst_idx, count, data, fvf, device, flags);
 538
 539     return DD_OK;
 540 }
 541
 542 /*****************************************************************************
 543  * The VTables
 544  *****************************************************************************/
 545
 546 static const struct IDirect3DVertexBuffer7Vtbl d3d_vertex_buffer7_vtbl =
 547 {
 548     d3d_vertex_buffer7_QueryInterface,
 549     d3d_vertex_buffer7_AddRef,
 550     d3d_vertex_buffer7_Release,
 551     d3d_vertex_buffer7_Lock,
 552     d3d_vertex_buffer7_Unlock,
 553     d3d_vertex_buffer7_ProcessVertices,
 554     d3d_vertex_buffer7_GetVertexBufferDesc,
 555     d3d_vertex_buffer7_Optimize,
 556     d3d_vertex_buffer7_ProcessVerticesStrided,
 557 };
 558
 559 static const struct IDirect3DVertexBufferVtbl d3d_vertex_buffer1_vtbl =
 560 {
 561     d3d_vertex_buffer1_QueryInterface,
 562     d3d_vertex_buffer1_AddRef,
 563     d3d_vertex_buffer1_Release,
 564     d3d_vertex_buffer1_Lock,
 565     d3d_vertex_buffer1_Unlock,
 566     d3d_vertex_buffer1_ProcessVertices,
 567     d3d_vertex_buffer1_GetVertexBufferDesc,
 568     d3d_vertex_buffer1_Optimize,
 569 };
 570
 571 HRESULT d3d_vertex_buffer_create(struct d3d_vertex_buffer **vertex_buf,
 572         struct ddraw *ddraw, D3DVERTEXBUFFERDESC *desc)
 573 {
 574     struct d3d_vertex_buffer *buffer;
 575     HRESULT hr = D3D_OK;
 576
 577     TRACE("Vertex buffer description:\n");
 578     TRACE("    dwSize %u\n", desc->dwSize);
 579     TRACE("    dwCaps %#x\n", desc->dwCaps);
 580     TRACE("    FVF %#x\n", desc->dwFVF);
 581     TRACE("    dwNumVertices %u\n", desc->dwNumVertices);
 582
 583     buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*buffer));
 584     if (!buffer)
 585         return DDERR_OUTOFMEMORY;
 586
 587     buffer->IDirect3DVertexBuffer7_iface.lpVtbl = &d3d_vertex_buffer7_vtbl;
 588     buffer->IDirect3DVertexBuffer_iface.lpVtbl = &d3d_vertex_buffer1_vtbl;
 589     buffer->ref = 1;
 590
 591     buffer->ddraw = ddraw;
 592     buffer->Caps = desc->dwCaps;
 593     buffer->fvf = desc->dwFVF;
 594     buffer->size = get_flexible_vertex_size(desc->dwFVF) * desc->dwNumVertices;
 595
 596     wined3d_mutex_lock();
 597
 598     hr = d3d_vertex_buffer_create_wined3d_buffer(buffer, FALSE, &buffer->wineD3DVertexBuffer);
 599     if (FAILED(hr))
 600     {
 601         WARN("Failed to create wined3d vertex buffer, hr %#x.\n", hr);
 602         if (hr == WINED3DERR_INVALIDCALL)
 603             hr = DDERR_INVALIDPARAMS;
 604         goto end;
 605     }
 606
 607     buffer->wineD3DVertexDeclaration = ddraw_find_decl(ddraw, desc->dwFVF);
 608     if (!buffer->wineD3DVertexDeclaration)
 609     {
 610         ERR("Failed to find vertex declaration for fvf %#x.\n", desc->dwFVF);
 611         wined3d_buffer_decref(buffer->wineD3DVertexBuffer);
 612         hr = DDERR_INVALIDPARAMS;
 613         goto end;
 614     }
 615     wined3d_vertex_declaration_incref(buffer->wineD3DVertexDeclaration);
 616
 617 end:
 618     wined3d_mutex_unlock();
 619     if (hr == D3D_OK)
 620         *vertex_buf = buffer;
 621     else
 622         HeapFree(GetProcessHeap(), 0, buffer);
 623
 624     return hr;
 625 }
 626
 627 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface)
 628 {
 629     if (!iface)
 630         return NULL;
 631     assert(iface->lpVtbl == &d3d_vertex_buffer1_vtbl);
 632
 633     return impl_from_IDirect3DVertexBuffer(iface);
 634 }
 635
 636 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface)
 637 {
 638     if (!iface)
 639         return NULL;
 640     assert(iface->lpVtbl == &d3d_vertex_buffer7_vtbl);
 641
 642     return impl_from_IDirect3DVertexBuffer7(iface);
 643 }