dlls/d3d8/buffer.c

   1 /*
   2  * Copyright 2005 Oliver Stieber
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20 #include "d3d8_private.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(d3d8);
  23
  24 static inline struct d3d8_vertexbuffer *impl_from_IDirect3DVertexBuffer8(IDirect3DVertexBuffer8 *iface)
  25 {
  26     return CONTAINING_RECORD(iface, struct d3d8_vertexbuffer, IDirect3DVertexBuffer8_iface);
  27 }
  28
  29 static HRESULT WINAPI d3d8_vertexbuffer_QueryInterface(IDirect3DVertexBuffer8 *iface, REFIID riid, void **object)
  30 {
  31     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), object);
  32
  33     if (IsEqualGUID(riid, &IID_IDirect3DVertexBuffer8)
  34             || IsEqualGUID(riid, &IID_IDirect3DResource8)
  35             || IsEqualGUID(riid, &IID_IUnknown))
  36     {
  37         IDirect3DVertexBuffer8_AddRef(iface);
  38         *object = iface;
  39         return S_OK;
  40     }
  41
  42     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  43
  44     *object = NULL;
  45     return E_NOINTERFACE;
  46 }
  47
  48 static ULONG WINAPI d3d8_vertexbuffer_AddRef(IDirect3DVertexBuffer8 *iface)
  49 {
  50     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
  51     ULONG refcount = InterlockedIncrement(&buffer->refcount);
  52
  53     TRACE("%p increasing refcount to %u.\n", iface, refcount);
  54
  55     if (refcount == 1)
  56     {
  57         IDirect3DDevice8_AddRef(buffer->parent_device);
  58         wined3d_mutex_lock();
  59         wined3d_buffer_incref(buffer->wined3d_buffer);
  60         wined3d_mutex_unlock();
  61     }
  62
  63     return refcount;
  64 }
  65
  66 static ULONG WINAPI d3d8_vertexbuffer_Release(IDirect3DVertexBuffer8 *iface)
  67 {
  68     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
  69     ULONG refcount = InterlockedDecrement(&buffer->refcount);
  70
  71     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
  72
  73     if (!refcount)
  74     {
  75         IDirect3DDevice8 *device = buffer->parent_device;
  76
  77         wined3d_mutex_lock();
  78         wined3d_buffer_decref(buffer->wined3d_buffer);
  79         wined3d_mutex_unlock();
  80
  81         /* Release the device last, as it may cause the device to be destroyed. */
  82         IDirect3DDevice8_Release(device);
  83     }
  84
  85     return refcount;
  86 }
  87
  88 static HRESULT WINAPI d3d8_vertexbuffer_GetDevice(IDirect3DVertexBuffer8 *iface,
  89         IDirect3DDevice8 **device)
  90 {
  91     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
  92
  93     TRACE("iface %p, device %p.\n", iface, device);
  94
  95     *device = buffer->parent_device;
  96     IDirect3DDevice8_AddRef(*device);
  97
  98     TRACE("Returning device %p.\n", *device);
  99
 100     return D3D_OK;
 101 }
 102
 103 static HRESULT WINAPI d3d8_vertexbuffer_SetPrivateData(IDirect3DVertexBuffer8 *iface,
 104         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 105 {
 106     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 107     struct wined3d_resource *resource;
 108     HRESULT hr;
 109
 110     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 111             iface, debugstr_guid(guid), data, data_size, flags);
 112
 113     wined3d_mutex_lock();
 114     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 115     hr = wined3d_resource_set_private_data(resource, guid, data, data_size, flags);
 116     wined3d_mutex_unlock();
 117
 118     return hr;
 119 }
 120
 121 static HRESULT WINAPI d3d8_vertexbuffer_GetPrivateData(IDirect3DVertexBuffer8 *iface,
 122         REFGUID guid, void *data, DWORD *data_size)
 123 {
 124     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 125     struct wined3d_resource *resource;
 126     HRESULT hr;
 127
 128     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 129             iface, debugstr_guid(guid), data, data_size);
 130
 131     wined3d_mutex_lock();
 132     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 133     hr = wined3d_resource_get_private_data(resource, guid, data, data_size);
 134     wined3d_mutex_unlock();
 135
 136     return hr;
 137 }
 138
 139 static HRESULT WINAPI d3d8_vertexbuffer_FreePrivateData(IDirect3DVertexBuffer8 *iface, REFGUID guid)
 140 {
 141     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 142     struct wined3d_resource *resource;
 143     HRESULT hr;
 144
 145     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 146
 147     wined3d_mutex_lock();
 148     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 149     hr = wined3d_resource_free_private_data(resource, guid);
 150     wined3d_mutex_unlock();
 151
 152     return hr;
 153 }
 154
 155 static DWORD WINAPI d3d8_vertexbuffer_SetPriority(IDirect3DVertexBuffer8 *iface, DWORD priority)
 156 {
 157     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 158     DWORD previous;
 159
 160     TRACE("iface %p, priority %u.\n", iface, priority);
 161
 162     wined3d_mutex_lock();
 163     previous = wined3d_buffer_set_priority(buffer->wined3d_buffer, priority);
 164     wined3d_mutex_unlock();
 165
 166     return previous;
 167 }
 168
 169 static DWORD WINAPI d3d8_vertexbuffer_GetPriority(IDirect3DVertexBuffer8 *iface)
 170 {
 171     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 172     DWORD priority;
 173
 174     TRACE("iface %p.\n", iface);
 175
 176     wined3d_mutex_lock();
 177     priority = wined3d_buffer_get_priority(buffer->wined3d_buffer);
 178     wined3d_mutex_unlock();
 179
 180     return priority;
 181 }
 182
 183 static void WINAPI d3d8_vertexbuffer_PreLoad(IDirect3DVertexBuffer8 *iface)
 184 {
 185     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 186
 187     TRACE("iface %p.\n", iface);
 188
 189     wined3d_mutex_lock();
 190     wined3d_buffer_preload(buffer->wined3d_buffer);
 191     wined3d_mutex_unlock();
 192 }
 193
 194 static D3DRESOURCETYPE WINAPI d3d8_vertexbuffer_GetType(IDirect3DVertexBuffer8 *iface)
 195 {
 196     TRACE("iface %p.\n", iface);
 197
 198     return D3DRTYPE_VERTEXBUFFER;
 199 }
 200
 201 static HRESULT WINAPI d3d8_vertexbuffer_Lock(IDirect3DVertexBuffer8 *iface, UINT offset, UINT size,
 202         BYTE **data, DWORD flags)
 203 {
 204     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 205     HRESULT hr;
 206
 207     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 208             iface, offset, size, data, flags);
 209
 210     wined3d_mutex_lock();
 211     hr = wined3d_buffer_map(buffer->wined3d_buffer, offset, size, data, flags);
 212     wined3d_mutex_unlock();
 213
 214     return hr;
 215 }
 216
 217 static HRESULT WINAPI d3d8_vertexbuffer_Unlock(IDirect3DVertexBuffer8 *iface)
 218 {
 219     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 220
 221     TRACE("iface %p.\n", iface);
 222
 223     wined3d_mutex_lock();
 224     wined3d_buffer_unmap(buffer->wined3d_buffer);
 225     wined3d_mutex_unlock();
 226
 227     return D3D_OK;
 228 }
 229
 230 static HRESULT WINAPI d3d8_vertexbuffer_GetDesc(IDirect3DVertexBuffer8 *iface,
 231         D3DVERTEXBUFFER_DESC *desc)
 232 {
 233     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 234     struct wined3d_resource_desc wined3d_desc;
 235     struct wined3d_resource *wined3d_resource;
 236
 237     TRACE("iface %p, desc %p.\n", iface, desc);
 238
 239     wined3d_mutex_lock();
 240     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 241     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 242     wined3d_mutex_unlock();
 243
 244     desc->Type = D3DRTYPE_VERTEXBUFFER;
 245     desc->Usage = wined3d_desc.usage & WINED3DUSAGE_MASK;
 246     desc->Pool = wined3d_desc.pool;
 247     desc->Size = wined3d_desc.size;
 248     desc->FVF = buffer->fvf;
 249     desc->Format = D3DFMT_VERTEXDATA;
 250
 251     return D3D_OK;
 252 }
 253
 254 static const IDirect3DVertexBuffer8Vtbl Direct3DVertexBuffer8_Vtbl =
 255 {
 256     /* IUnknown */
 257     d3d8_vertexbuffer_QueryInterface,
 258     d3d8_vertexbuffer_AddRef,
 259     d3d8_vertexbuffer_Release,
 260     /* IDirect3DResource8 */
 261     d3d8_vertexbuffer_GetDevice,
 262     d3d8_vertexbuffer_SetPrivateData,
 263     d3d8_vertexbuffer_GetPrivateData,
 264     d3d8_vertexbuffer_FreePrivateData,
 265     d3d8_vertexbuffer_SetPriority,
 266     d3d8_vertexbuffer_GetPriority,
 267     d3d8_vertexbuffer_PreLoad,
 268     d3d8_vertexbuffer_GetType,
 269     /* IDirect3DVertexBuffer8 */
 270     d3d8_vertexbuffer_Lock,
 271     d3d8_vertexbuffer_Unlock,
 272     d3d8_vertexbuffer_GetDesc,
 273 };
 274
 275 static void STDMETHODCALLTYPE d3d8_vertexbuffer_wined3d_object_destroyed(void *parent)
 276 {
 277     HeapFree(GetProcessHeap(), 0, parent);
 278 }
 279
 280 static const struct wined3d_parent_ops d3d8_vertexbuffer_wined3d_parent_ops =
 281 {
 282     d3d8_vertexbuffer_wined3d_object_destroyed,
 283 };
 284
 285 HRESULT vertexbuffer_init(struct d3d8_vertexbuffer *buffer, struct d3d8_device *device,
 286         UINT size, DWORD usage, DWORD fvf, D3DPOOL pool)
 287 {
 288     HRESULT hr;
 289
 290     buffer->IDirect3DVertexBuffer8_iface.lpVtbl = &Direct3DVertexBuffer8_Vtbl;
 291     buffer->refcount = 1;
 292     buffer->fvf = fvf;
 293
 294     wined3d_mutex_lock();
 295     hr = wined3d_buffer_create_vb(device->wined3d_device, size, usage & WINED3DUSAGE_MASK,
 296             (enum wined3d_pool)pool, buffer, &d3d8_vertexbuffer_wined3d_parent_ops, &buffer->wined3d_buffer);
 297     wined3d_mutex_unlock();
 298     if (FAILED(hr))
 299     {
 300         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 301         return hr;
 302     }
 303
 304     buffer->parent_device = &device->IDirect3DDevice8_iface;
 305     IDirect3DDevice8_AddRef(buffer->parent_device);
 306
 307     return D3D_OK;
 308 }
 309
 310 struct d3d8_vertexbuffer *unsafe_impl_from_IDirect3DVertexBuffer8(IDirect3DVertexBuffer8 *iface)
 311 {
 312     if (!iface)
 313         return NULL;
 314     assert(iface->lpVtbl == &Direct3DVertexBuffer8_Vtbl);
 315
 316     return impl_from_IDirect3DVertexBuffer8(iface);
 317 }
 318
 319 static inline struct d3d8_indexbuffer *impl_from_IDirect3DIndexBuffer8(IDirect3DIndexBuffer8 *iface)
 320 {
 321     return CONTAINING_RECORD(iface, struct d3d8_indexbuffer, IDirect3DIndexBuffer8_iface);
 322 }
 323
 324 static HRESULT WINAPI d3d8_indexbuffer_QueryInterface(IDirect3DIndexBuffer8 *iface, REFIID riid, void **object)
 325 {
 326     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), object);
 327
 328     if (IsEqualGUID(riid, &IID_IDirect3DIndexBuffer8)
 329             || IsEqualGUID(riid, &IID_IDirect3DResource8)
 330             || IsEqualGUID(riid, &IID_IUnknown))
 331     {
 332         IDirect3DIndexBuffer8_AddRef(iface);
 333         *object = iface;
 334         return S_OK;
 335     }
 336
 337     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 338
 339     *object = NULL;
 340     return E_NOINTERFACE;
 341 }
 342
 343 static ULONG WINAPI d3d8_indexbuffer_AddRef(IDirect3DIndexBuffer8 *iface)
 344 {
 345     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 346     ULONG refcount = InterlockedIncrement(&buffer->refcount);
 347
 348     TRACE("%p increasing refcount to %u.\n", iface, refcount);
 349
 350     if (refcount == 1)
 351     {
 352         IDirect3DDevice8_AddRef(buffer->parent_device);
 353         wined3d_mutex_lock();
 354         wined3d_buffer_incref(buffer->wined3d_buffer);
 355         wined3d_mutex_unlock();
 356     }
 357
 358     return refcount;
 359 }
 360
 361 static ULONG WINAPI d3d8_indexbuffer_Release(IDirect3DIndexBuffer8 *iface)
 362 {
 363     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 364     ULONG refcount = InterlockedDecrement(&buffer->refcount);
 365
 366     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
 367
 368     if (!refcount)
 369     {
 370         IDirect3DDevice8 *device = buffer->parent_device;
 371
 372         wined3d_mutex_lock();
 373         wined3d_buffer_decref(buffer->wined3d_buffer);
 374         wined3d_mutex_unlock();
 375
 376         /* Release the device last, as it may cause the device to be destroyed. */
 377         IDirect3DDevice8_Release(device);
 378     }
 379
 380     return refcount;
 381 }
 382
 383 static HRESULT WINAPI d3d8_indexbuffer_GetDevice(IDirect3DIndexBuffer8 *iface,
 384         IDirect3DDevice8 **device)
 385 {
 386     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 387
 388     TRACE("iface %p, device %p.\n", iface, device);
 389
 390     *device = buffer->parent_device;
 391     IDirect3DDevice8_AddRef(*device);
 392
 393     TRACE("Returning device %p.\n", *device);
 394
 395     return D3D_OK;
 396 }
 397
 398 static HRESULT WINAPI d3d8_indexbuffer_SetPrivateData(IDirect3DIndexBuffer8 *iface,
 399         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 400 {
 401     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 402     struct wined3d_resource *resource;
 403     HRESULT hr;
 404
 405     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 406             iface, debugstr_guid(guid), data, data_size, flags);
 407
 408     wined3d_mutex_lock();
 409     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 410     hr = wined3d_resource_set_private_data(resource, guid, data, data_size, flags);
 411     wined3d_mutex_unlock();
 412
 413     return hr;
 414 }
 415
 416 static HRESULT WINAPI d3d8_indexbuffer_GetPrivateData(IDirect3DIndexBuffer8 *iface,
 417         REFGUID guid, void *data, DWORD *data_size)
 418 {
 419     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 420     struct wined3d_resource *resource;
 421     HRESULT hr;
 422
 423     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 424             iface, debugstr_guid(guid), data, data_size);
 425
 426     wined3d_mutex_lock();
 427     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 428     hr = wined3d_resource_get_private_data(resource, guid, data, data_size);
 429     wined3d_mutex_unlock();
 430
 431     return hr;
 432 }
 433
 434 static HRESULT WINAPI d3d8_indexbuffer_FreePrivateData(IDirect3DIndexBuffer8 *iface, REFGUID guid)
 435 {
 436     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 437     struct wined3d_resource *resource;
 438     HRESULT hr;
 439
 440     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 441
 442     wined3d_mutex_lock();
 443     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 444     hr = wined3d_resource_free_private_data(resource, guid);
 445     wined3d_mutex_unlock();
 446
 447     return hr;
 448 }
 449
 450 static DWORD WINAPI d3d8_indexbuffer_SetPriority(IDirect3DIndexBuffer8 *iface, DWORD priority)
 451 {
 452     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 453     DWORD previous;
 454
 455     TRACE("iface %p, priority %u.\n", iface, priority);
 456
 457     wined3d_mutex_lock();
 458     previous = wined3d_buffer_set_priority(buffer->wined3d_buffer, priority);
 459     wined3d_mutex_unlock();
 460
 461     return previous;
 462 }
 463
 464 static DWORD WINAPI d3d8_indexbuffer_GetPriority(IDirect3DIndexBuffer8 *iface)
 465 {
 466     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 467     DWORD priority;
 468
 469     TRACE("iface %p.\n", iface);
 470
 471     wined3d_mutex_lock();
 472     priority = wined3d_buffer_get_priority(buffer->wined3d_buffer);
 473     wined3d_mutex_unlock();
 474
 475     return priority;
 476 }
 477
 478 static void WINAPI d3d8_indexbuffer_PreLoad(IDirect3DIndexBuffer8 *iface)
 479 {
 480     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 481
 482     TRACE("iface %p.\n", iface);
 483
 484     wined3d_mutex_lock();
 485     wined3d_buffer_preload(buffer->wined3d_buffer);
 486     wined3d_mutex_unlock();
 487 }
 488
 489 static D3DRESOURCETYPE WINAPI d3d8_indexbuffer_GetType(IDirect3DIndexBuffer8 *iface)
 490 {
 491     TRACE("iface %p.\n", iface);
 492
 493     return D3DRTYPE_INDEXBUFFER;
 494 }
 495
 496 static HRESULT WINAPI d3d8_indexbuffer_Lock(IDirect3DIndexBuffer8 *iface, UINT offset, UINT size,
 497         BYTE **data, DWORD flags)
 498 {
 499     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 500     HRESULT hr;
 501
 502     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 503             iface, offset, size, data, flags);
 504
 505     wined3d_mutex_lock();
 506     hr = wined3d_buffer_map(buffer->wined3d_buffer, offset, size, data, flags);
 507     wined3d_mutex_unlock();
 508
 509     return hr;
 510 }
 511
 512 static HRESULT WINAPI d3d8_indexbuffer_Unlock(IDirect3DIndexBuffer8 *iface)
 513 {
 514     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 515
 516     TRACE("iface %p.\n", iface);
 517
 518     wined3d_mutex_lock();
 519     wined3d_buffer_unmap(buffer->wined3d_buffer);
 520     wined3d_mutex_unlock();
 521
 522     return D3D_OK;
 523 }
 524
 525 static HRESULT WINAPI d3d8_indexbuffer_GetDesc(IDirect3DIndexBuffer8 *iface,
 526         D3DINDEXBUFFER_DESC *desc)
 527 {
 528     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 529     struct wined3d_resource_desc wined3d_desc;
 530     struct wined3d_resource *wined3d_resource;
 531
 532     TRACE("iface %p, desc %p.\n", iface, desc);
 533
 534     wined3d_mutex_lock();
 535     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 536     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 537     wined3d_mutex_unlock();
 538
 539     desc->Format = d3dformat_from_wined3dformat(buffer->format);
 540     desc->Type = D3DRTYPE_INDEXBUFFER;
 541     desc->Usage = wined3d_desc.usage & WINED3DUSAGE_MASK;
 542     desc->Pool = wined3d_desc.pool;
 543     desc->Size = wined3d_desc.size;
 544
 545     return D3D_OK;
 546 }
 547
 548 static const IDirect3DIndexBuffer8Vtbl d3d8_indexbuffer_vtbl =
 549 {
 550     /* IUnknown */
 551     d3d8_indexbuffer_QueryInterface,
 552     d3d8_indexbuffer_AddRef,
 553     d3d8_indexbuffer_Release,
 554     /* IDirect3DResource8 */
 555     d3d8_indexbuffer_GetDevice,
 556     d3d8_indexbuffer_SetPrivateData,
 557     d3d8_indexbuffer_GetPrivateData,
 558     d3d8_indexbuffer_FreePrivateData,
 559     d3d8_indexbuffer_SetPriority,
 560     d3d8_indexbuffer_GetPriority,
 561     d3d8_indexbuffer_PreLoad,
 562     d3d8_indexbuffer_GetType,
 563     /* IDirect3DIndexBuffer8 */
 564     d3d8_indexbuffer_Lock,
 565     d3d8_indexbuffer_Unlock,
 566     d3d8_indexbuffer_GetDesc,
 567 };
 568
 569 static void STDMETHODCALLTYPE d3d8_indexbuffer_wined3d_object_destroyed(void *parent)
 570 {
 571     HeapFree(GetProcessHeap(), 0, parent);
 572 }
 573
 574 static const struct wined3d_parent_ops d3d8_indexbuffer_wined3d_parent_ops =
 575 {
 576     d3d8_indexbuffer_wined3d_object_destroyed,
 577 };
 578
 579 HRESULT indexbuffer_init(struct d3d8_indexbuffer *buffer, struct d3d8_device *device,
 580         UINT size, DWORD usage, D3DFORMAT format, D3DPOOL pool)
 581 {
 582     HRESULT hr;
 583
 584     buffer->IDirect3DIndexBuffer8_iface.lpVtbl = &d3d8_indexbuffer_vtbl;
 585     buffer->refcount = 1;
 586     buffer->format = wined3dformat_from_d3dformat(format);
 587
 588     wined3d_mutex_lock();
 589     hr = wined3d_buffer_create_ib(device->wined3d_device, size, usage & WINED3DUSAGE_MASK,
 590             (enum wined3d_pool)pool, buffer, &d3d8_indexbuffer_wined3d_parent_ops, &buffer->wined3d_buffer);
 591     wined3d_mutex_unlock();
 592     if (FAILED(hr))
 593     {
 594         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 595         return hr;
 596     }
 597
 598     buffer->parent_device = &device->IDirect3DDevice8_iface;
 599     IDirect3DDevice8_AddRef(buffer->parent_device);
 600
 601     return D3D_OK;
 602 }
 603
 604 struct d3d8_indexbuffer *unsafe_impl_from_IDirect3DIndexBuffer8(IDirect3DIndexBuffer8 *iface)
 605 {
 606     if (!iface)
 607         return NULL;
 608     assert(iface->lpVtbl == &d3d8_indexbuffer_vtbl);
 609
 610     return impl_from_IDirect3DIndexBuffer8(iface);
 611 }