dll/directx/wine/d3d9/buffer.c

   1 /*
   2  * Copyright 2002-2004 Jason Edmeades
   3  * Copyright 2002-2004 Raphael Junqueira
   4  * Copyright 2005 Oliver Stieber
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "d3d9_private.h"
  22
  23 static inline struct d3d9_vertexbuffer *impl_from_IDirect3DVertexBuffer9(IDirect3DVertexBuffer9 *iface)
  24 {
  25     return CONTAINING_RECORD(iface, struct d3d9_vertexbuffer, IDirect3DVertexBuffer9_iface);
  26 }
  27
  28 static HRESULT WINAPI d3d9_vertexbuffer_QueryInterface(IDirect3DVertexBuffer9 *iface, REFIID riid, void **out)
  29 {
  30     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
  31
  32     if (IsEqualGUID(riid, &IID_IDirect3DVertexBuffer9)
  33             || IsEqualGUID(riid, &IID_IDirect3DResource9)
  34             || IsEqualGUID(riid, &IID_IUnknown))
  35     {
  36         IDirect3DVertexBuffer9_AddRef(iface);
  37         *out = iface;
  38         return S_OK;
  39     }
  40
  41     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  42
  43     *out = NULL;
  44     return E_NOINTERFACE;
  45 }
  46
  47 static ULONG WINAPI d3d9_vertexbuffer_AddRef(IDirect3DVertexBuffer9 *iface)
  48 {
  49     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
  50     ULONG refcount = InterlockedIncrement(&buffer->resource.refcount);
  51
  52     TRACE("%p increasing refcount to %u.\n", iface, refcount);
  53
  54     if (refcount == 1)
  55     {
  56         IDirect3DDevice9Ex_AddRef(buffer->parent_device);
  57         wined3d_mutex_lock();
  58         wined3d_buffer_incref(buffer->wined3d_buffer);
  59         wined3d_mutex_unlock();
  60     }
  61
  62     return refcount;
  63 }
  64
  65 static ULONG WINAPI d3d9_vertexbuffer_Release(IDirect3DVertexBuffer9 *iface)
  66 {
  67     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
  68     ULONG refcount = InterlockedDecrement(&buffer->resource.refcount);
  69
  70     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
  71
  72     if (!refcount)
  73     {
  74         IDirect3DDevice9Ex *device = buffer->parent_device;
  75
  76         wined3d_mutex_lock();
  77         wined3d_buffer_decref(buffer->wined3d_buffer);
  78         wined3d_mutex_unlock();
  79
  80         /* Release the device last, as it may cause the device to be destroyed. */
  81         IDirect3DDevice9Ex_Release(device);
  82     }
  83
  84     return refcount;
  85 }
  86
  87 static HRESULT WINAPI d3d9_vertexbuffer_GetDevice(IDirect3DVertexBuffer9 *iface, IDirect3DDevice9 **device)
  88 {
  89     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
  90
  91     TRACE("iface %p, device %p.\n", iface, device);
  92
  93     *device = (IDirect3DDevice9 *)buffer->parent_device;
  94     IDirect3DDevice9_AddRef(*device);
  95
  96     TRACE("Returning device %p.\n", *device);
  97
  98     return D3D_OK;
  99 }
 100
 101 static HRESULT WINAPI d3d9_vertexbuffer_SetPrivateData(IDirect3DVertexBuffer9 *iface,
 102         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 103 {
 104     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 105     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 106             iface, debugstr_guid(guid), data, data_size, flags);
 107
 108     return d3d9_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 109 }
 110
 111 static HRESULT WINAPI d3d9_vertexbuffer_GetPrivateData(IDirect3DVertexBuffer9 *iface,
 112         REFGUID guid, void *data, DWORD *data_size)
 113 {
 114     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 115     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 116             iface, debugstr_guid(guid), data, data_size);
 117
 118     return d3d9_resource_get_private_data(&buffer->resource, guid, data, data_size);
 119 }
 120
 121 static HRESULT WINAPI d3d9_vertexbuffer_FreePrivateData(IDirect3DVertexBuffer9 *iface, REFGUID guid)
 122 {
 123     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 124     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 125
 126     return d3d9_resource_free_private_data(&buffer->resource, guid);
 127 }
 128
 129 static DWORD WINAPI d3d9_vertexbuffer_SetPriority(IDirect3DVertexBuffer9 *iface, DWORD priority)
 130 {
 131     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 132     DWORD previous;
 133
 134     TRACE("iface %p, priority %u.\n", iface, priority);
 135
 136     wined3d_mutex_lock();
 137     previous = wined3d_buffer_set_priority(buffer->wined3d_buffer, priority);
 138     wined3d_mutex_unlock();
 139
 140     return previous;
 141 }
 142
 143 static DWORD WINAPI d3d9_vertexbuffer_GetPriority(IDirect3DVertexBuffer9 *iface)
 144 {
 145     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 146     DWORD priority;
 147
 148     TRACE("iface %p.\n", iface);
 149
 150     wined3d_mutex_lock();
 151     priority = wined3d_buffer_get_priority(buffer->wined3d_buffer);
 152     wined3d_mutex_unlock();
 153
 154     return priority;
 155 }
 156
 157 static void WINAPI d3d9_vertexbuffer_PreLoad(IDirect3DVertexBuffer9 *iface)
 158 {
 159     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 160
 161     TRACE("iface %p.\n", iface);
 162
 163     wined3d_mutex_lock();
 164     wined3d_buffer_preload(buffer->wined3d_buffer);
 165     wined3d_mutex_unlock();
 166 }
 167
 168 static D3DRESOURCETYPE WINAPI d3d9_vertexbuffer_GetType(IDirect3DVertexBuffer9 *iface)
 169 {
 170     TRACE("iface %p.\n", iface);
 171
 172     return D3DRTYPE_VERTEXBUFFER;
 173 }
 174
 175 static HRESULT WINAPI d3d9_vertexbuffer_Lock(IDirect3DVertexBuffer9 *iface, UINT offset, UINT size,
 176         void **data, DWORD flags)
 177 {
 178     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 179     HRESULT hr;
 180
 181     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 182             iface, offset, size, data, flags);
 183
 184     wined3d_mutex_lock();
 185     hr = wined3d_buffer_map(buffer->wined3d_buffer, offset, size, (BYTE **)data, flags);
 186     wined3d_mutex_unlock();
 187
 188     return hr;
 189 }
 190
 191 static HRESULT WINAPI d3d9_vertexbuffer_Unlock(IDirect3DVertexBuffer9 *iface)
 192 {
 193     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 194
 195     TRACE("iface %p.\n", iface);
 196
 197     wined3d_mutex_lock();
 198     wined3d_buffer_unmap(buffer->wined3d_buffer);
 199     wined3d_mutex_unlock();
 200
 201     return D3D_OK;
 202 }
 203
 204 static HRESULT WINAPI d3d9_vertexbuffer_GetDesc(IDirect3DVertexBuffer9 *iface,
 205         D3DVERTEXBUFFER_DESC *desc)
 206 {
 207     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 208     struct wined3d_resource_desc wined3d_desc;
 209     struct wined3d_resource *wined3d_resource;
 210
 211     TRACE("iface %p, desc %p.\n", iface, desc);
 212
 213     wined3d_mutex_lock();
 214     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 215     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 216     wined3d_mutex_unlock();
 217
 218     desc->Format = D3DFMT_VERTEXDATA;
 219     desc->Usage = wined3d_desc.usage & WINED3DUSAGE_MASK;
 220     desc->Pool = wined3d_desc.pool;
 221     desc->Size = wined3d_desc.size;
 222     desc->Type = D3DRTYPE_VERTEXBUFFER;
 223     desc->FVF = buffer->fvf;
 224
 225     return D3D_OK;
 226 }
 227
 228 static const IDirect3DVertexBuffer9Vtbl d3d9_vertexbuffer_vtbl =
 229 {
 230     /* IUnknown */
 231     d3d9_vertexbuffer_QueryInterface,
 232     d3d9_vertexbuffer_AddRef,
 233     d3d9_vertexbuffer_Release,
 234     /* IDirect3DResource9 */
 235     d3d9_vertexbuffer_GetDevice,
 236     d3d9_vertexbuffer_SetPrivateData,
 237     d3d9_vertexbuffer_GetPrivateData,
 238     d3d9_vertexbuffer_FreePrivateData,
 239     d3d9_vertexbuffer_SetPriority,
 240     d3d9_vertexbuffer_GetPriority,
 241     d3d9_vertexbuffer_PreLoad,
 242     d3d9_vertexbuffer_GetType,
 243     /* IDirect3DVertexBuffer9 */
 244     d3d9_vertexbuffer_Lock,
 245     d3d9_vertexbuffer_Unlock,
 246     d3d9_vertexbuffer_GetDesc,
 247 };
 248
 249 static void STDMETHODCALLTYPE d3d9_vertexbuffer_wined3d_object_destroyed(void *parent)
 250 {
 251     struct d3d9_vertexbuffer *buffer = parent;
 252     d3d9_resource_cleanup(&buffer->resource);
 253     HeapFree(GetProcessHeap(), 0, buffer);
 254 }
 255
 256 static const struct wined3d_parent_ops d3d9_vertexbuffer_wined3d_parent_ops =
 257 {
 258     d3d9_vertexbuffer_wined3d_object_destroyed,
 259 };
 260
 261 HRESULT vertexbuffer_init(struct d3d9_vertexbuffer *buffer, struct d3d9_device *device,
 262         UINT size, UINT usage, DWORD fvf, D3DPOOL pool)
 263 {
 264     HRESULT hr;
 265
 266     buffer->IDirect3DVertexBuffer9_iface.lpVtbl = &d3d9_vertexbuffer_vtbl;
 267     buffer->fvf = fvf;
 268     d3d9_resource_init(&buffer->resource);
 269
 270     wined3d_mutex_lock();
 271     hr = wined3d_buffer_create_vb(device->wined3d_device, size, usage & WINED3DUSAGE_MASK,
 272             (enum wined3d_pool)pool, buffer, &d3d9_vertexbuffer_wined3d_parent_ops, &buffer->wined3d_buffer);
 273     wined3d_mutex_unlock();
 274     if (FAILED(hr))
 275     {
 276         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 277         return hr;
 278     }
 279
 280     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 281     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 282
 283     return D3D_OK;
 284 }
 285
 286 struct d3d9_vertexbuffer *unsafe_impl_from_IDirect3DVertexBuffer9(IDirect3DVertexBuffer9 *iface)
 287 {
 288     if (!iface)
 289         return NULL;
 290     assert(iface->lpVtbl == &d3d9_vertexbuffer_vtbl);
 291
 292     return impl_from_IDirect3DVertexBuffer9(iface);
 293 }
 294
 295 static inline struct d3d9_indexbuffer *impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 296 {
 297     return CONTAINING_RECORD(iface, struct d3d9_indexbuffer, IDirect3DIndexBuffer9_iface);
 298 }
 299
 300 static HRESULT WINAPI d3d9_indexbuffer_QueryInterface(IDirect3DIndexBuffer9 *iface, REFIID riid, void **out)
 301 {
 302     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
 303
 304     if (IsEqualGUID(riid, &IID_IDirect3DIndexBuffer9)
 305             || IsEqualGUID(riid, &IID_IDirect3DResource9)
 306             || IsEqualGUID(riid, &IID_IUnknown))
 307     {
 308         IDirect3DIndexBuffer9_AddRef(iface);
 309         *out = iface;
 310         return S_OK;
 311     }
 312
 313     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 314
 315     *out = NULL;
 316     return E_NOINTERFACE;
 317 }
 318
 319 static ULONG WINAPI d3d9_indexbuffer_AddRef(IDirect3DIndexBuffer9 *iface)
 320 {
 321     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 322     ULONG refcount = InterlockedIncrement(&buffer->resource.refcount);
 323
 324     TRACE("%p increasing refcount to %u.\n", iface, refcount);
 325
 326     if (refcount == 1)
 327     {
 328         IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 329         wined3d_mutex_lock();
 330         wined3d_buffer_incref(buffer->wined3d_buffer);
 331         wined3d_mutex_unlock();
 332     }
 333
 334     return refcount;
 335 }
 336
 337 static ULONG WINAPI d3d9_indexbuffer_Release(IDirect3DIndexBuffer9 *iface)
 338 {
 339     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 340     ULONG refcount = InterlockedDecrement(&buffer->resource.refcount);
 341
 342     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
 343
 344     if (!refcount)
 345     {
 346         IDirect3DDevice9Ex *device = buffer->parent_device;
 347
 348         wined3d_mutex_lock();
 349         wined3d_buffer_decref(buffer->wined3d_buffer);
 350         wined3d_mutex_unlock();
 351
 352         /* Release the device last, as it may cause the device to be destroyed. */
 353         IDirect3DDevice9Ex_Release(device);
 354     }
 355
 356     return refcount;
 357 }
 358
 359 static HRESULT WINAPI d3d9_indexbuffer_GetDevice(IDirect3DIndexBuffer9 *iface, IDirect3DDevice9 **device)
 360 {
 361     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 362
 363     TRACE("iface %p, device %p.\n", iface, device);
 364
 365     *device = (IDirect3DDevice9 *)buffer->parent_device;
 366     IDirect3DDevice9_AddRef(*device);
 367
 368     TRACE("Returning device %p.\n", *device);
 369
 370     return D3D_OK;
 371 }
 372
 373 static HRESULT WINAPI d3d9_indexbuffer_SetPrivateData(IDirect3DIndexBuffer9 *iface,
 374         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 375 {
 376     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 377     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 378             iface, debugstr_guid(guid), data, data_size, flags);
 379
 380     return d3d9_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 381 }
 382
 383 static HRESULT WINAPI d3d9_indexbuffer_GetPrivateData(IDirect3DIndexBuffer9 *iface,
 384         REFGUID guid, void *data, DWORD *data_size)
 385 {
 386     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 387     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 388             iface, debugstr_guid(guid), data, data_size);
 389
 390     return d3d9_resource_get_private_data(&buffer->resource, guid, data, data_size);
 391 }
 392
 393 static HRESULT WINAPI d3d9_indexbuffer_FreePrivateData(IDirect3DIndexBuffer9 *iface, REFGUID guid)
 394 {
 395     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 396     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 397
 398     return d3d9_resource_free_private_data(&buffer->resource, guid);
 399 }
 400
 401 static DWORD WINAPI d3d9_indexbuffer_SetPriority(IDirect3DIndexBuffer9 *iface, DWORD priority)
 402 {
 403     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 404     DWORD previous;
 405
 406     TRACE("iface %p, priority %u.\n", iface, priority);
 407
 408     wined3d_mutex_lock();
 409     previous = wined3d_buffer_set_priority(buffer->wined3d_buffer, priority);
 410     wined3d_mutex_unlock();
 411
 412     return previous;
 413 }
 414
 415 static DWORD WINAPI d3d9_indexbuffer_GetPriority(IDirect3DIndexBuffer9 *iface)
 416 {
 417     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 418     DWORD priority;
 419
 420     TRACE("iface %p.\n", iface);
 421
 422     wined3d_mutex_lock();
 423     priority = wined3d_buffer_get_priority(buffer->wined3d_buffer);
 424     wined3d_mutex_unlock();
 425
 426     return priority;
 427 }
 428
 429 static void WINAPI d3d9_indexbuffer_PreLoad(IDirect3DIndexBuffer9 *iface)
 430 {
 431     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 432
 433     TRACE("iface %p.\n", iface);
 434
 435     wined3d_mutex_lock();
 436     wined3d_buffer_preload(buffer->wined3d_buffer);
 437     wined3d_mutex_unlock();
 438 }
 439
 440 static D3DRESOURCETYPE WINAPI d3d9_indexbuffer_GetType(IDirect3DIndexBuffer9 *iface)
 441 {
 442     TRACE("iface %p.\n", iface);
 443
 444     return D3DRTYPE_INDEXBUFFER;
 445 }
 446
 447 static HRESULT WINAPI d3d9_indexbuffer_Lock(IDirect3DIndexBuffer9 *iface,
 448         UINT offset, UINT size, void **data, DWORD flags)
 449 {
 450     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 451     HRESULT hr;
 452
 453     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 454             iface, offset, size, data, flags);
 455
 456     wined3d_mutex_lock();
 457     hr = wined3d_buffer_map(buffer->wined3d_buffer, offset, size, (BYTE **)data, flags);
 458     wined3d_mutex_unlock();
 459
 460     return hr;
 461 }
 462
 463 static HRESULT WINAPI d3d9_indexbuffer_Unlock(IDirect3DIndexBuffer9 *iface)
 464 {
 465     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 466
 467     TRACE("iface %p.\n", iface);
 468
 469     wined3d_mutex_lock();
 470     wined3d_buffer_unmap(buffer->wined3d_buffer);
 471     wined3d_mutex_unlock();
 472
 473     return D3D_OK;
 474 }
 475
 476 static HRESULT WINAPI d3d9_indexbuffer_GetDesc(IDirect3DIndexBuffer9 *iface, D3DINDEXBUFFER_DESC *desc)
 477 {
 478     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 479     struct wined3d_resource_desc wined3d_desc;
 480     struct wined3d_resource *wined3d_resource;
 481
 482     TRACE("iface %p, desc %p.\n", iface, desc);
 483
 484     wined3d_mutex_lock();
 485     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 486     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 487     wined3d_mutex_unlock();
 488
 489     desc->Format = d3dformat_from_wined3dformat(buffer->format);
 490     desc->Usage = wined3d_desc.usage & WINED3DUSAGE_MASK;
 491     desc->Pool = wined3d_desc.pool;
 492     desc->Size = wined3d_desc.size;
 493     desc->Type = D3DRTYPE_INDEXBUFFER;
 494
 495     return D3D_OK;
 496 }
 497
 498 static const IDirect3DIndexBuffer9Vtbl d3d9_indexbuffer_vtbl =
 499 {
 500     /* IUnknown */
 501     d3d9_indexbuffer_QueryInterface,
 502     d3d9_indexbuffer_AddRef,
 503     d3d9_indexbuffer_Release,
 504     /* IDirect3DResource9 */
 505     d3d9_indexbuffer_GetDevice,
 506     d3d9_indexbuffer_SetPrivateData,
 507     d3d9_indexbuffer_GetPrivateData,
 508     d3d9_indexbuffer_FreePrivateData,
 509     d3d9_indexbuffer_SetPriority,
 510     d3d9_indexbuffer_GetPriority,
 511     d3d9_indexbuffer_PreLoad,
 512     d3d9_indexbuffer_GetType,
 513     /* IDirect3DIndexBuffer9 */
 514     d3d9_indexbuffer_Lock,
 515     d3d9_indexbuffer_Unlock,
 516     d3d9_indexbuffer_GetDesc,
 517 };
 518
 519 static void STDMETHODCALLTYPE d3d9_indexbuffer_wined3d_object_destroyed(void *parent)
 520 {
 521     struct d3d9_indexbuffer *buffer = parent;
 522     d3d9_resource_cleanup(&buffer->resource);
 523     HeapFree(GetProcessHeap(), 0, buffer);
 524 }
 525
 526 static const struct wined3d_parent_ops d3d9_indexbuffer_wined3d_parent_ops =
 527 {
 528     d3d9_indexbuffer_wined3d_object_destroyed,
 529 };
 530
 531 HRESULT indexbuffer_init(struct d3d9_indexbuffer *buffer, struct d3d9_device *device,
 532         UINT size, DWORD usage, D3DFORMAT format, D3DPOOL pool)
 533 {
 534     HRESULT hr;
 535
 536     buffer->IDirect3DIndexBuffer9_iface.lpVtbl = &d3d9_indexbuffer_vtbl;
 537     buffer->format = wined3dformat_from_d3dformat(format);
 538     d3d9_resource_init(&buffer->resource);
 539
 540     wined3d_mutex_lock();
 541     hr = wined3d_buffer_create_ib(device->wined3d_device, size, usage & WINED3DUSAGE_MASK,
 542             (enum wined3d_pool)pool, buffer, &d3d9_indexbuffer_wined3d_parent_ops, &buffer->wined3d_buffer);
 543     wined3d_mutex_unlock();
 544     if (FAILED(hr))
 545     {
 546         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 547         return hr;
 548     }
 549
 550     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 551     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 552
 553     return D3D_OK;
 554 }
 555
 556 struct d3d9_indexbuffer *unsafe_impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 557 {
 558     if (!iface)
 559         return NULL;
 560     assert(iface->lpVtbl == &d3d9_indexbuffer_vtbl);
 561
 562     return impl_from_IDirect3DIndexBuffer9(iface);
 563 }