reactos/dll/directx/wine/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 "ddraw_private.h"
  23
  24 static inline struct d3d_vertex_buffer *impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface)
  25 {
  26     return CONTAINING_RECORD(iface, struct d3d_vertex_buffer, IDirect3DVertexBuffer_iface);
  27 }
  28
  29 static inline struct d3d_vertex_buffer *impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface)
  30 {
  31     return CONTAINING_RECORD(iface, struct d3d_vertex_buffer, IDirect3DVertexBuffer7_iface);
  32 }
  33
  34 /*****************************************************************************
  35  * IUnknown Methods
  36  *****************************************************************************/
  37
  38 /*****************************************************************************
  39  * IDirect3DVertexBuffer7::QueryInterface
  40  *
  41  * The QueryInterface Method for Vertex Buffers
  42  * For a link to QueryInterface rules, see IDirectDraw7::QueryInterface
  43  *
  44  * Params
  45  *  riid: Queried Interface id
  46  *  obj: Address to return the interface pointer
  47  *
  48  * Returns:
  49  *  S_OK on success
  50  *  E_NOINTERFACE if the interface wasn't found
  51  *
  52  *****************************************************************************/
  53 static HRESULT WINAPI d3d_vertex_buffer7_QueryInterface(IDirect3DVertexBuffer7 *iface, REFIID riid, void  **obj)
  54 {
  55     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
  56
  57     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), obj);
  58
  59     /* By default, set the object pointer to NULL */
  60     *obj = NULL;
  61
  62     if ( IsEqualGUID( &IID_IUnknown,  riid ) )
  63     {
  64         IDirect3DVertexBuffer7_AddRef(iface);
  65         *obj = iface;
  66         TRACE("  Creating IUnknown interface at %p.\n", *obj);
  67         return S_OK;
  68     }
  69     if ( IsEqualGUID( &IID_IDirect3DVertexBuffer, riid ) )
  70     {
  71         IDirect3DVertexBuffer7_AddRef(iface);
  72         *obj = &buffer->IDirect3DVertexBuffer_iface;
  73         TRACE("  Creating IDirect3DVertexBuffer interface %p\n", *obj);
  74         return S_OK;
  75     }
  76     if ( IsEqualGUID( &IID_IDirect3DVertexBuffer7, riid ) )
  77     {
  78         IDirect3DVertexBuffer7_AddRef(iface);
  79         *obj = iface;
  80         TRACE("  Creating IDirect3DVertexBuffer7 interface %p\n", *obj);
  81         return S_OK;
  82     }
  83
  84     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  85
  86     return E_NOINTERFACE;
  87 }
  88
  89 static HRESULT WINAPI d3d_vertex_buffer1_QueryInterface(IDirect3DVertexBuffer *iface, REFIID riid, void **obj)
  90 {
  91     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
  92
  93     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), obj);
  94
  95     return d3d_vertex_buffer7_QueryInterface(&buffer->IDirect3DVertexBuffer7_iface, riid, obj);
  96 }
  97
  98 /*****************************************************************************
  99  * IDirect3DVertexBuffer7::AddRef
 100  *
 101  * AddRef for Vertex Buffers
 102  *
 103  * Returns:
 104  *  The new refcount
 105  *
 106  *****************************************************************************/
 107 static ULONG WINAPI d3d_vertex_buffer7_AddRef(IDirect3DVertexBuffer7 *iface)
 108 {
 109     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 110     ULONG ref = InterlockedIncrement(&buffer->ref);
 111
 112     TRACE("%p increasing refcount to %u.\n", buffer, ref);
 113
 114     return ref;
 115 }
 116
 117 static ULONG WINAPI d3d_vertex_buffer1_AddRef(IDirect3DVertexBuffer *iface)
 118 {
 119     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 120
 121     TRACE("iface %p.\n", iface);
 122
 123     return d3d_vertex_buffer7_AddRef(&buffer->IDirect3DVertexBuffer7_iface);
 124 }
 125
 126
 127 /*****************************************************************************
 128  * IDirect3DVertexBuffer7::Release
 129  *
 130  * Release for Vertex Buffers
 131  *
 132  * Returns:
 133  *  The new refcount
 134  *
 135  *****************************************************************************/
 136 static ULONG WINAPI d3d_vertex_buffer7_Release(IDirect3DVertexBuffer7 *iface)
 137 {
 138     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 139     ULONG ref = InterlockedDecrement(&buffer->ref);
 140
 141     TRACE("%p decreasing refcount to %u.\n", buffer, ref);
 142
 143     if (ref == 0)
 144     {
 145         struct wined3d_buffer *curVB = NULL;
 146         UINT offset, stride;
 147
 148         /* D3D7 Vertex buffers don't stay bound in the device, they are passed
 149          * as a parameter to drawPrimitiveVB. DrawPrimitiveVB sets them as the
 150          * stream source in wined3d, and they should get unset there before
 151          * they are destroyed. */
 152         wined3d_mutex_lock();
 153         wined3d_device_get_stream_source(buffer->ddraw->wined3d_device,
 154                 0, &curVB, &offset, &stride);
 155         if (curVB == buffer->wineD3DVertexBuffer)
 156             wined3d_device_set_stream_source(buffer->ddraw->wined3d_device, 0, NULL, 0, 0);
 157         if (curVB)
 158             wined3d_buffer_decref(curVB); /* For the GetStreamSource */
 159
 160         wined3d_vertex_declaration_decref(buffer->wineD3DVertexDeclaration);
 161         wined3d_buffer_decref(buffer->wineD3DVertexBuffer);
 162         wined3d_mutex_unlock();
 163
 164         HeapFree(GetProcessHeap(), 0, buffer);
 165     }
 166
 167     return ref;
 168 }
 169
 170 static ULONG WINAPI d3d_vertex_buffer1_Release(IDirect3DVertexBuffer *iface)
 171 {
 172     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 173
 174     TRACE("iface %p.\n", iface);
 175
 176     return d3d_vertex_buffer7_Release(&buffer->IDirect3DVertexBuffer7_iface);
 177 }
 178
 179 /*****************************************************************************
 180  * IDirect3DVertexBuffer Methods
 181  *****************************************************************************/
 182
 183 static HRESULT d3d_vertex_buffer_create_wined3d_buffer(struct d3d_vertex_buffer *buffer, BOOL dynamic,
 184         struct wined3d_buffer **wined3d_buffer)
 185 {
 186     DWORD usage = WINED3DUSAGE_STATICDECL;
 187     enum wined3d_pool pool;
 188
 189     if (buffer->Caps & D3DVBCAPS_SYSTEMMEMORY)
 190         pool = WINED3D_POOL_SYSTEM_MEM;
 191     else
 192         pool = WINED3D_POOL_DEFAULT;
 193
 194     if (buffer->Caps & D3DVBCAPS_WRITEONLY)
 195         usage |= WINED3DUSAGE_WRITEONLY;
 196     if (dynamic)
 197         usage |= WINED3DUSAGE_DYNAMIC;
 198
 199     return wined3d_buffer_create_vb(buffer->ddraw->wined3d_device,
 200         buffer->size, usage, pool, buffer, &ddraw_null_wined3d_parent_ops,
 201         wined3d_buffer);
 202 }
 203
 204 /*****************************************************************************
 205  * IDirect3DVertexBuffer7::Lock
 206  *
 207  * Locks the vertex buffer and returns a pointer to the vertex data
 208  * Locking vertex buffers is similar to locking surfaces, because Windows
 209  * uses surfaces to store vertex data internally (According to the DX sdk)
 210  *
 211  * Params:
 212  *  Flags: Locking flags. Relevant here are DDLOCK_READONLY, DDLOCK_WRITEONLY,
 213  *         DDLOCK_DISCARDCONTENTS and DDLOCK_NOOVERWRITE.
 214  *  Data:  Returns a pointer to the vertex data
 215  *  Size:  Returns the size of the buffer if not NULL
 216  *
 217  * Returns:
 218  *  D3D_OK on success
 219  *  DDERR_INVALIDPARAMS if Data is NULL
 220  *  D3DERR_VERTEXBUFFEROPTIMIZED if called on an optimized buffer(WineD3D)
 221  *
 222  *****************************************************************************/
 223 static HRESULT WINAPI d3d_vertex_buffer7_Lock(IDirect3DVertexBuffer7 *iface,
 224         DWORD flags, void **data, DWORD *data_size)
 225 {
 226     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 227     struct wined3d_resource_desc wined3d_desc;
 228     struct wined3d_resource *wined3d_resource;
 229     HRESULT hr;
 230     DWORD wined3d_flags = 0;
 231
 232     TRACE("iface %p, flags %#x, data %p, data_size %p.\n", iface, flags, data, data_size);
 233
 234     /* Writeonly: Pointless. Event: Unsupported by native according to the sdk
 235      * nosyslock: Not applicable
 236      */
 237     if (!(flags & DDLOCK_WAIT))
 238         wined3d_flags |= WINED3D_MAP_DONOTWAIT;
 239     if (flags & DDLOCK_READONLY)
 240         wined3d_flags |= WINED3D_MAP_READONLY;
 241     if (flags & DDLOCK_NOOVERWRITE)
 242         wined3d_flags |= WINED3D_MAP_NOOVERWRITE;
 243     if (flags & DDLOCK_DISCARDCONTENTS && buffer->read_since_last_map)
 244     {
 245         wined3d_flags |= WINED3D_MAP_DISCARD;
 246
 247         if (!buffer->dynamic)
 248         {
 249             struct wined3d_buffer *new_buffer;
 250             wined3d_mutex_lock();
 251             hr = d3d_vertex_buffer_create_wined3d_buffer(buffer, TRUE, &new_buffer);
 252             if (SUCCEEDED(hr))
 253             {
 254                 buffer->dynamic = TRUE;
 255                 wined3d_buffer_decref(buffer->wineD3DVertexBuffer);
 256                 buffer->wineD3DVertexBuffer = new_buffer;
 257             }
 258             else
 259             {
 260                 WARN("Failed to create a dynamic buffer\n");
 261             }
 262             wined3d_mutex_unlock();
 263         }
 264     }
 265
 266     wined3d_mutex_lock();
 267     if (data_size)
 268     {
 269         /* Get the size, for returning it, and for locking */
 270         wined3d_resource = wined3d_buffer_get_resource(buffer->wineD3DVertexBuffer);
 271         wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 272         *data_size = wined3d_desc.size;
 273     }
 274
 275     hr = wined3d_buffer_map(buffer->wineD3DVertexBuffer, 0, 0, (BYTE **)data, wined3d_flags);
 276
 277     if (SUCCEEDED(hr))
 278         buffer->read_since_last_map = FALSE;
 279
 280     wined3d_mutex_unlock();
 281
 282     return hr;
 283 }
 284
 285 static HRESULT WINAPI d3d_vertex_buffer1_Lock(IDirect3DVertexBuffer *iface,
 286         DWORD flags, void **data, DWORD *data_size)
 287 {
 288     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 289
 290     TRACE("iface %p, flags %#x, data %p, data_size %p.\n", iface, flags, data, data_size);
 291
 292     return d3d_vertex_buffer7_Lock(&buffer->IDirect3DVertexBuffer7_iface, flags, data, data_size);
 293 }
 294
 295 /*****************************************************************************
 296  * IDirect3DVertexBuffer7::Unlock
 297  *
 298  * Unlocks a vertex Buffer
 299  *
 300  * Returns:
 301  *  D3D_OK on success
 302  *
 303  *****************************************************************************/
 304 static HRESULT WINAPI d3d_vertex_buffer7_Unlock(IDirect3DVertexBuffer7 *iface)
 305 {
 306     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 307
 308     TRACE("iface %p.\n", iface);
 309
 310     wined3d_mutex_lock();
 311     wined3d_buffer_unmap(buffer->wineD3DVertexBuffer);
 312     wined3d_mutex_unlock();
 313
 314     return D3D_OK;
 315 }
 316
 317 static HRESULT WINAPI d3d_vertex_buffer1_Unlock(IDirect3DVertexBuffer *iface)
 318 {
 319     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 320
 321     TRACE("iface %p.\n", iface);
 322
 323     return d3d_vertex_buffer7_Unlock(&buffer->IDirect3DVertexBuffer7_iface);
 324 }
 325
 326
 327 /*****************************************************************************
 328  * IDirect3DVertexBuffer7::ProcessVertices
 329  *
 330  * Processes untransformed Vertices into a transformed or optimized vertex
 331  * buffer. It can also perform other operations, such as lighting or clipping
 332  *
 333  * Params
 334  *  VertexOp: Operation(s) to perform: D3DVOP_CLIP, _EXTENTS, _LIGHT, _TRANSFORM
 335  *  DestIndex: Index in the destination buffer(This), where the vertices are
 336  *             placed
 337  *  Count: Number of Vertices in the Source buffer to process
 338  *  SrcBuffer: Source vertex buffer
 339  *  SrcIndex: Index of the first vertex in the src buffer to process
 340  *  D3DDevice: Device to use for transformation
 341  *  Flags: 0 for default, D3DPV_DONOTCOPYDATA to prevent copying
 342  *         unchaned vertices
 343  *
 344  * Returns:
 345  *  D3D_OK on success
 346  *  DDERR_INVALIDPARAMS If D3DVOP_TRANSFORM wasn't passed
 347  *
 348  *****************************************************************************/
 349 static HRESULT WINAPI d3d_vertex_buffer7_ProcessVertices(IDirect3DVertexBuffer7 *iface,
 350         DWORD vertex_op, DWORD dst_idx, DWORD count, IDirect3DVertexBuffer7 *src_buffer,
 351         DWORD src_idx, IDirect3DDevice7 *device, DWORD flags)
 352 {
 353     struct d3d_vertex_buffer *dst_buffer_impl = impl_from_IDirect3DVertexBuffer7(iface);
 354     struct d3d_vertex_buffer *src_buffer_impl = unsafe_impl_from_IDirect3DVertexBuffer7(src_buffer);
 355     struct d3d_device *device_impl = unsafe_impl_from_IDirect3DDevice7(device);
 356     BOOL oldClip, doClip;
 357     HRESULT hr;
 358
 359     TRACE("iface %p, vertex_op %#x, dst_idx %u, count %u, src_buffer %p, src_idx %u, device %p, flags %#x.\n",
 360             iface, vertex_op, dst_idx, count, src_buffer, src_idx, device, flags);
 361
 362     /* Vertex operations:
 363      * D3DVOP_CLIP: Clips vertices outside the viewing frustrum. Needs clipping information
 364      * in the vertex buffer (Buffer may not be created with D3DVBCAPS_DONOTCLIP)
 365      * D3DVOP_EXTENTS: Causes the screen extents to be updated when rendering the vertices
 366      * D3DVOP_LIGHT: Lights the vertices
 367      * D3DVOP_TRANSFORM: Transform the vertices. This flag is necessary
 368      *
 369      * WineD3D only transforms and clips the vertices by now, so EXTENTS and LIGHT
 370      * are not implemented. Clipping is disabled ATM, because of unsure conditions.
 371      */
 372     if (!(vertex_op & D3DVOP_TRANSFORM))
 373         return DDERR_INVALIDPARAMS;
 374
 375     wined3d_mutex_lock();
 376
 377     /* WineD3D doesn't know d3d7 vertex operation, it uses
 378      * render states instead. Set the render states according to
 379      * the vertex ops
 380      */
 381     doClip = !!(vertex_op & D3DVOP_CLIP);
 382     oldClip = wined3d_device_get_render_state(device_impl->wined3d_device, WINED3D_RS_CLIPPING);
 383     if (doClip != oldClip)
 384         wined3d_device_set_render_state(device_impl->wined3d_device, WINED3D_RS_CLIPPING, doClip);
 385
 386     wined3d_device_set_stream_source(device_impl->wined3d_device,
 387             0, src_buffer_impl->wineD3DVertexBuffer, 0, get_flexible_vertex_size(src_buffer_impl->fvf));
 388     wined3d_device_set_vertex_declaration(device_impl->wined3d_device, src_buffer_impl->wineD3DVertexDeclaration);
 389     hr = wined3d_device_process_vertices(device_impl->wined3d_device, src_idx, dst_idx,
 390             count, dst_buffer_impl->wineD3DVertexBuffer, NULL, flags, dst_buffer_impl->fvf);
 391
 392     /* Restore the states if needed */
 393     if (doClip != oldClip)
 394         wined3d_device_set_render_state(device_impl->wined3d_device, WINED3D_RS_CLIPPING, oldClip);
 395
 396     wined3d_mutex_unlock();
 397
 398     return hr;
 399 }
 400
 401 static HRESULT WINAPI d3d_vertex_buffer1_ProcessVertices(IDirect3DVertexBuffer *iface,
 402         DWORD vertex_op, DWORD dst_idx, DWORD count, IDirect3DVertexBuffer *src_buffer,
 403         DWORD src_idx, IDirect3DDevice3 *device, DWORD flags)
 404 {
 405     struct d3d_vertex_buffer *dst_buffer_impl = impl_from_IDirect3DVertexBuffer(iface);
 406     struct d3d_vertex_buffer *src_buffer_impl = unsafe_impl_from_IDirect3DVertexBuffer(src_buffer);
 407     struct d3d_device *device_impl = unsafe_impl_from_IDirect3DDevice3(device);
 408
 409     TRACE("iface %p, vertex_op %#x, dst_idx %u, count %u, src_buffer %p, src_idx %u, device %p, flags %#x.\n",
 410             iface, vertex_op, dst_idx, count, src_buffer, src_idx, device, flags);
 411
 412     return d3d_vertex_buffer7_ProcessVertices(&dst_buffer_impl->IDirect3DVertexBuffer7_iface, vertex_op,
 413             dst_idx, count, &src_buffer_impl->IDirect3DVertexBuffer7_iface, src_idx,
 414             device_impl ? &device_impl->IDirect3DDevice7_iface : NULL, flags);
 415 }
 416
 417 /*****************************************************************************
 418  * IDirect3DVertexBuffer7::GetVertexBufferDesc
 419  *
 420  * Returns the description of a vertex buffer
 421  *
 422  * Params:
 423  *  Desc: Address to write the description to
 424  *
 425  * Returns
 426  *  DDERR_INVALIDPARAMS if Desc is NULL
 427  *  D3D_OK on success
 428  *
 429  *****************************************************************************/
 430 static HRESULT WINAPI d3d_vertex_buffer7_GetVertexBufferDesc(IDirect3DVertexBuffer7 *iface, D3DVERTEXBUFFERDESC *desc)
 431 {
 432     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 433     struct wined3d_resource_desc wined3d_desc;
 434     struct wined3d_resource *wined3d_resource;
 435
 436     TRACE("iface %p, desc %p.\n", iface, desc);
 437
 438     if (!desc) return DDERR_INVALIDPARAMS;
 439
 440     wined3d_mutex_lock();
 441     wined3d_resource = wined3d_buffer_get_resource(buffer->wineD3DVertexBuffer);
 442     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 443     wined3d_mutex_unlock();
 444
 445     /* Now fill the desc structure */
 446     desc->dwCaps = buffer->Caps;
 447     desc->dwFVF = buffer->fvf;
 448     desc->dwNumVertices = wined3d_desc.size / get_flexible_vertex_size(buffer->fvf);
 449
 450     return D3D_OK;
 451 }
 452
 453 static HRESULT WINAPI d3d_vertex_buffer1_GetVertexBufferDesc(IDirect3DVertexBuffer *iface, D3DVERTEXBUFFERDESC *desc)
 454 {
 455     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 456
 457     TRACE("iface %p, desc %p.\n", iface, desc);
 458
 459     return d3d_vertex_buffer7_GetVertexBufferDesc(&buffer->IDirect3DVertexBuffer7_iface, desc);
 460 }
 461
 462
 463 /*****************************************************************************
 464  * IDirect3DVertexBuffer7::Optimize
 465  *
 466  * Converts an unoptimized vertex buffer into an optimized buffer
 467  *
 468  * Params:
 469  *  D3DDevice: Device for which this buffer is optimized
 470  *  Flags: Not used, should be set to 0
 471  *
 472  * Returns
 473  *  D3D_OK, because it's a stub
 474  *
 475  *****************************************************************************/
 476 static HRESULT WINAPI d3d_vertex_buffer7_Optimize(IDirect3DVertexBuffer7 *iface,
 477         IDirect3DDevice7 *device, DWORD flags)
 478 {
 479     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer7(iface);
 480     static BOOL hide = FALSE;
 481
 482     TRACE("iface %p, device %p, flags %#x.\n", iface, device, flags);
 483
 484     if (!hide)
 485     {
 486         FIXME("iface %p, device %p, flags %#x stub!\n", iface, device, flags);
 487         hide = TRUE;
 488     }
 489
 490     /* We could forward this call to WineD3D and take advantage
 491      * of it once we use OpenGL vertex buffers
 492      */
 493     wined3d_mutex_lock();
 494     buffer->Caps |= D3DVBCAPS_OPTIMIZED;
 495     wined3d_mutex_unlock();
 496
 497     return DD_OK;
 498 }
 499
 500 static HRESULT WINAPI d3d_vertex_buffer1_Optimize(IDirect3DVertexBuffer *iface,
 501         IDirect3DDevice3 *device, DWORD flags)
 502 {
 503     struct d3d_vertex_buffer *buffer = impl_from_IDirect3DVertexBuffer(iface);
 504     struct d3d_device *device_impl = unsafe_impl_from_IDirect3DDevice3(device);
 505
 506     TRACE("iface %p, device %p, flags %#x.\n", iface, device, flags);
 507
 508     return d3d_vertex_buffer7_Optimize(&buffer->IDirect3DVertexBuffer7_iface,
 509             device_impl ? &device_impl->IDirect3DDevice7_iface : NULL, flags);
 510 }
 511
 512 /*****************************************************************************
 513  * IDirect3DVertexBuffer7::ProcessVerticesStrided
 514  *
 515  * This method processes untransformed strided vertices into a processed
 516  * or optimized vertex buffer.
 517  *
 518  * For more details on the parameters, see
 519  * IDirect3DVertexBuffer7::ProcessVertices
 520  *
 521  * Params:
 522  *  VertexOp: Operations to perform
 523  *  DestIndex: Destination index to write the vertices to
 524  *  Count: Number of input vertices
 525  *  StrideData: Array containing the input vertices
 526  *  VertexTypeDesc: Vertex Description or source index?????????
 527  *  D3DDevice: IDirect3DDevice7 to use for processing
 528  *  Flags: Can be D3DPV_DONOTCOPYDATA to avoid copying unmodified vertices
 529  *
 530  * Returns
 531  *  D3D_OK on success, or DDERR_*
 532  *
 533  *****************************************************************************/
 534 static HRESULT WINAPI d3d_vertex_buffer7_ProcessVerticesStrided(IDirect3DVertexBuffer7 *iface,
 535         DWORD vertex_op, DWORD dst_idx, DWORD count, D3DDRAWPRIMITIVESTRIDEDDATA *data,
 536         DWORD fvf, IDirect3DDevice7 *device, DWORD flags)
 537 {
 538     FIXME("iface %p, vertex_op %#x, dst_idx %u, count %u, data %p, fvf %#x, device %p, flags %#x stub!\n",
 539             iface, vertex_op, dst_idx, count, data, fvf, device, flags);
 540
 541     return DD_OK;
 542 }
 543
 544 /*****************************************************************************
 545  * The VTables
 546  *****************************************************************************/
 547
 548 static const struct IDirect3DVertexBuffer7Vtbl d3d_vertex_buffer7_vtbl =
 549 {
 550     d3d_vertex_buffer7_QueryInterface,
 551     d3d_vertex_buffer7_AddRef,
 552     d3d_vertex_buffer7_Release,
 553     d3d_vertex_buffer7_Lock,
 554     d3d_vertex_buffer7_Unlock,
 555     d3d_vertex_buffer7_ProcessVertices,
 556     d3d_vertex_buffer7_GetVertexBufferDesc,
 557     d3d_vertex_buffer7_Optimize,
 558     d3d_vertex_buffer7_ProcessVerticesStrided,
 559 };
 560
 561 static const struct IDirect3DVertexBufferVtbl d3d_vertex_buffer1_vtbl =
 562 {
 563     d3d_vertex_buffer1_QueryInterface,
 564     d3d_vertex_buffer1_AddRef,
 565     d3d_vertex_buffer1_Release,
 566     d3d_vertex_buffer1_Lock,
 567     d3d_vertex_buffer1_Unlock,
 568     d3d_vertex_buffer1_ProcessVertices,
 569     d3d_vertex_buffer1_GetVertexBufferDesc,
 570     d3d_vertex_buffer1_Optimize,
 571 };
 572
 573 HRESULT d3d_vertex_buffer_create(struct d3d_vertex_buffer **vertex_buf,
 574         struct ddraw *ddraw, D3DVERTEXBUFFERDESC *desc)
 575 {
 576     struct d3d_vertex_buffer *buffer;
 577     HRESULT hr = D3D_OK;
 578
 579     TRACE("Vertex buffer description:\n");
 580     TRACE("    dwSize %u\n", desc->dwSize);
 581     TRACE("    dwCaps %#x\n", desc->dwCaps);
 582     TRACE("    FVF %#x\n", desc->dwFVF);
 583     TRACE("    dwNumVertices %u\n", desc->dwNumVertices);
 584
 585     buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*buffer));
 586     if (!buffer)
 587         return DDERR_OUTOFMEMORY;
 588
 589     buffer->IDirect3DVertexBuffer7_iface.lpVtbl = &d3d_vertex_buffer7_vtbl;
 590     buffer->IDirect3DVertexBuffer_iface.lpVtbl = &d3d_vertex_buffer1_vtbl;
 591     buffer->ref = 1;
 592
 593     buffer->ddraw = ddraw;
 594     buffer->Caps = desc->dwCaps;
 595     buffer->fvf = desc->dwFVF;
 596     buffer->size = get_flexible_vertex_size(desc->dwFVF) * desc->dwNumVertices;
 597
 598     wined3d_mutex_lock();
 599
 600     hr = d3d_vertex_buffer_create_wined3d_buffer(buffer, FALSE, &buffer->wineD3DVertexBuffer);
 601     if (FAILED(hr))
 602     {
 603         WARN("Failed to create wined3d vertex buffer, hr %#x.\n", hr);
 604         if (hr == WINED3DERR_INVALIDCALL)
 605             hr = DDERR_INVALIDPARAMS;
 606         goto end;
 607     }
 608
 609     buffer->wineD3DVertexDeclaration = ddraw_find_decl(ddraw, desc->dwFVF);
 610     if (!buffer->wineD3DVertexDeclaration)
 611     {
 612         ERR("Failed to find vertex declaration for fvf %#x.\n", desc->dwFVF);
 613         wined3d_buffer_decref(buffer->wineD3DVertexBuffer);
 614         hr = DDERR_INVALIDPARAMS;
 615         goto end;
 616     }
 617     wined3d_vertex_declaration_incref(buffer->wineD3DVertexDeclaration);
 618
 619 end:
 620     wined3d_mutex_unlock();
 621     if (hr == D3D_OK)
 622         *vertex_buf = buffer;
 623     else
 624         HeapFree(GetProcessHeap(), 0, buffer);
 625
 626     return hr;
 627 }
 628
 629 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface)
 630 {
 631     if (!iface)
 632         return NULL;
 633     assert(iface->lpVtbl == &d3d_vertex_buffer1_vtbl);
 634
 635     return impl_from_IDirect3DVertexBuffer(iface);
 636 }
 637
 638 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface)
 639 {
 640     if (!iface)
 641         return NULL;
 642     assert(iface->lpVtbl == &d3d_vertex_buffer7_vtbl);
 643
 644     return impl_from_IDirect3DVertexBuffer7(iface);
 645 }