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     struct wined3d_resource *resource;
 133     DWORD previous;
 134
 135     TRACE("iface %p, priority %u.\n", iface, priority);
 136
 137     wined3d_mutex_lock();
 138     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 139     previous = wined3d_resource_set_priority(resource, priority);
 140     wined3d_mutex_unlock();
 141
 142     return previous;
 143 }
 144
 145 static DWORD WINAPI d3d9_vertexbuffer_GetPriority(IDirect3DVertexBuffer9 *iface)
 146 {
 147     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 148     const struct wined3d_resource *resource;
 149     DWORD priority;
 150
 151     TRACE("iface %p.\n", iface);
 152
 153     wined3d_mutex_lock();
 154     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 155     priority = wined3d_resource_get_priority(resource);
 156     wined3d_mutex_unlock();
 157
 158     return priority;
 159 }
 160
 161 static void WINAPI d3d9_vertexbuffer_PreLoad(IDirect3DVertexBuffer9 *iface)
 162 {
 163     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 164
 165     TRACE("iface %p.\n", iface);
 166
 167     wined3d_mutex_lock();
 168     wined3d_buffer_preload(buffer->wined3d_buffer);
 169     wined3d_mutex_unlock();
 170 }
 171
 172 static D3DRESOURCETYPE WINAPI d3d9_vertexbuffer_GetType(IDirect3DVertexBuffer9 *iface)
 173 {
 174     TRACE("iface %p.\n", iface);
 175
 176     return D3DRTYPE_VERTEXBUFFER;
 177 }
 178
 179 static HRESULT WINAPI d3d9_vertexbuffer_Lock(IDirect3DVertexBuffer9 *iface, UINT offset, UINT size,
 180         void **data, DWORD flags)
 181 {
 182     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 183     HRESULT hr;
 184
 185     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 186             iface, offset, size, data, flags);
 187
 188     wined3d_mutex_lock();
 189     hr = wined3d_buffer_map(buffer->wined3d_buffer, offset, size, (BYTE **)data, flags);
 190     wined3d_mutex_unlock();
 191
 192     return hr;
 193 }
 194
 195 static HRESULT WINAPI d3d9_vertexbuffer_Unlock(IDirect3DVertexBuffer9 *iface)
 196 {
 197     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 198
 199     TRACE("iface %p.\n", iface);
 200
 201     wined3d_mutex_lock();
 202     wined3d_buffer_unmap(buffer->wined3d_buffer);
 203     wined3d_mutex_unlock();
 204
 205     return D3D_OK;
 206 }
 207
 208 static HRESULT WINAPI d3d9_vertexbuffer_GetDesc(IDirect3DVertexBuffer9 *iface,
 209         D3DVERTEXBUFFER_DESC *desc)
 210 {
 211     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 212     struct wined3d_resource_desc wined3d_desc;
 213     struct wined3d_resource *wined3d_resource;
 214
 215     TRACE("iface %p, desc %p.\n", iface, desc);
 216
 217     wined3d_mutex_lock();
 218     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 219     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 220     wined3d_mutex_unlock();
 221
 222     desc->Format = D3DFMT_VERTEXDATA;
 223     desc->Usage = wined3d_desc.usage & WINED3DUSAGE_MASK;
 224     desc->Pool = wined3d_desc.pool;
 225     desc->Size = wined3d_desc.size;
 226     desc->Type = D3DRTYPE_VERTEXBUFFER;
 227     desc->FVF = buffer->fvf;
 228
 229     return D3D_OK;
 230 }
 231
 232 static const IDirect3DVertexBuffer9Vtbl d3d9_vertexbuffer_vtbl =
 233 {
 234     /* IUnknown */
 235     d3d9_vertexbuffer_QueryInterface,
 236     d3d9_vertexbuffer_AddRef,
 237     d3d9_vertexbuffer_Release,
 238     /* IDirect3DResource9 */
 239     d3d9_vertexbuffer_GetDevice,
 240     d3d9_vertexbuffer_SetPrivateData,
 241     d3d9_vertexbuffer_GetPrivateData,
 242     d3d9_vertexbuffer_FreePrivateData,
 243     d3d9_vertexbuffer_SetPriority,
 244     d3d9_vertexbuffer_GetPriority,
 245     d3d9_vertexbuffer_PreLoad,
 246     d3d9_vertexbuffer_GetType,
 247     /* IDirect3DVertexBuffer9 */
 248     d3d9_vertexbuffer_Lock,
 249     d3d9_vertexbuffer_Unlock,
 250     d3d9_vertexbuffer_GetDesc,
 251 };
 252
 253 static void STDMETHODCALLTYPE d3d9_vertexbuffer_wined3d_object_destroyed(void *parent)
 254 {
 255     struct d3d9_vertexbuffer *buffer = parent;
 256     d3d9_resource_cleanup(&buffer->resource);
 257     HeapFree(GetProcessHeap(), 0, buffer);
 258 }
 259
 260 static const struct wined3d_parent_ops d3d9_vertexbuffer_wined3d_parent_ops =
 261 {
 262     d3d9_vertexbuffer_wined3d_object_destroyed,
 263 };
 264
 265 HRESULT vertexbuffer_init(struct d3d9_vertexbuffer *buffer, struct d3d9_device *device,
 266         UINT size, UINT usage, DWORD fvf, D3DPOOL pool)
 267 {
 268     HRESULT hr;
 269
 270     buffer->IDirect3DVertexBuffer9_iface.lpVtbl = &d3d9_vertexbuffer_vtbl;
 271     buffer->fvf = fvf;
 272     d3d9_resource_init(&buffer->resource);
 273
 274     wined3d_mutex_lock();
 275     hr = wined3d_buffer_create_vb(device->wined3d_device, size, usage & WINED3DUSAGE_MASK,
 276             (enum wined3d_pool)pool, buffer, &d3d9_vertexbuffer_wined3d_parent_ops, &buffer->wined3d_buffer);
 277     wined3d_mutex_unlock();
 278     if (FAILED(hr))
 279     {
 280         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 281         return hr;
 282     }
 283
 284     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 285     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 286
 287     return D3D_OK;
 288 }
 289
 290 struct d3d9_vertexbuffer *unsafe_impl_from_IDirect3DVertexBuffer9(IDirect3DVertexBuffer9 *iface)
 291 {
 292     if (!iface)
 293         return NULL;
 294     assert(iface->lpVtbl == &d3d9_vertexbuffer_vtbl);
 295
 296     return impl_from_IDirect3DVertexBuffer9(iface);
 297 }
 298
 299 static inline struct d3d9_indexbuffer *impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 300 {
 301     return CONTAINING_RECORD(iface, struct d3d9_indexbuffer, IDirect3DIndexBuffer9_iface);
 302 }
 303
 304 static HRESULT WINAPI d3d9_indexbuffer_QueryInterface(IDirect3DIndexBuffer9 *iface, REFIID riid, void **out)
 305 {
 306     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
 307
 308     if (IsEqualGUID(riid, &IID_IDirect3DIndexBuffer9)
 309             || IsEqualGUID(riid, &IID_IDirect3DResource9)
 310             || IsEqualGUID(riid, &IID_IUnknown))
 311     {
 312         IDirect3DIndexBuffer9_AddRef(iface);
 313         *out = iface;
 314         return S_OK;
 315     }
 316
 317     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 318
 319     *out = NULL;
 320     return E_NOINTERFACE;
 321 }
 322
 323 static ULONG WINAPI d3d9_indexbuffer_AddRef(IDirect3DIndexBuffer9 *iface)
 324 {
 325     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 326     ULONG refcount = InterlockedIncrement(&buffer->resource.refcount);
 327
 328     TRACE("%p increasing refcount to %u.\n", iface, refcount);
 329
 330     if (refcount == 1)
 331     {
 332         IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 333         wined3d_mutex_lock();
 334         wined3d_buffer_incref(buffer->wined3d_buffer);
 335         wined3d_mutex_unlock();
 336     }
 337
 338     return refcount;
 339 }
 340
 341 static ULONG WINAPI d3d9_indexbuffer_Release(IDirect3DIndexBuffer9 *iface)
 342 {
 343     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 344     ULONG refcount = InterlockedDecrement(&buffer->resource.refcount);
 345
 346     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
 347
 348     if (!refcount)
 349     {
 350         IDirect3DDevice9Ex *device = buffer->parent_device;
 351
 352         wined3d_mutex_lock();
 353         wined3d_buffer_decref(buffer->wined3d_buffer);
 354         wined3d_mutex_unlock();
 355
 356         /* Release the device last, as it may cause the device to be destroyed. */
 357         IDirect3DDevice9Ex_Release(device);
 358     }
 359
 360     return refcount;
 361 }
 362
 363 static HRESULT WINAPI d3d9_indexbuffer_GetDevice(IDirect3DIndexBuffer9 *iface, IDirect3DDevice9 **device)
 364 {
 365     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 366
 367     TRACE("iface %p, device %p.\n", iface, device);
 368
 369     *device = (IDirect3DDevice9 *)buffer->parent_device;
 370     IDirect3DDevice9_AddRef(*device);
 371
 372     TRACE("Returning device %p.\n", *device);
 373
 374     return D3D_OK;
 375 }
 376
 377 static HRESULT WINAPI d3d9_indexbuffer_SetPrivateData(IDirect3DIndexBuffer9 *iface,
 378         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 379 {
 380     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 381     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 382             iface, debugstr_guid(guid), data, data_size, flags);
 383
 384     return d3d9_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 385 }
 386
 387 static HRESULT WINAPI d3d9_indexbuffer_GetPrivateData(IDirect3DIndexBuffer9 *iface,
 388         REFGUID guid, void *data, DWORD *data_size)
 389 {
 390     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 391     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 392             iface, debugstr_guid(guid), data, data_size);
 393
 394     return d3d9_resource_get_private_data(&buffer->resource, guid, data, data_size);
 395 }
 396
 397 static HRESULT WINAPI d3d9_indexbuffer_FreePrivateData(IDirect3DIndexBuffer9 *iface, REFGUID guid)
 398 {
 399     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 400     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 401
 402     return d3d9_resource_free_private_data(&buffer->resource, guid);
 403 }
 404
 405 static DWORD WINAPI d3d9_indexbuffer_SetPriority(IDirect3DIndexBuffer9 *iface, DWORD priority)
 406 {
 407     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 408     struct wined3d_resource *resource;
 409     DWORD previous;
 410
 411     TRACE("iface %p, priority %u.\n", iface, priority);
 412
 413     wined3d_mutex_lock();
 414     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 415     previous = wined3d_resource_set_priority(resource, priority);
 416     wined3d_mutex_unlock();
 417
 418     return previous;
 419 }
 420
 421 static DWORD WINAPI d3d9_indexbuffer_GetPriority(IDirect3DIndexBuffer9 *iface)
 422 {
 423     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 424     const struct wined3d_resource *resource;
 425     DWORD priority;
 426
 427     TRACE("iface %p.\n", iface);
 428
 429     wined3d_mutex_lock();
 430     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 431     priority = wined3d_resource_get_priority(resource);
 432     wined3d_mutex_unlock();
 433
 434     return priority;
 435 }
 436
 437 static void WINAPI d3d9_indexbuffer_PreLoad(IDirect3DIndexBuffer9 *iface)
 438 {
 439     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 440
 441     TRACE("iface %p.\n", iface);
 442
 443     wined3d_mutex_lock();
 444     wined3d_buffer_preload(buffer->wined3d_buffer);
 445     wined3d_mutex_unlock();
 446 }
 447
 448 static D3DRESOURCETYPE WINAPI d3d9_indexbuffer_GetType(IDirect3DIndexBuffer9 *iface)
 449 {
 450     TRACE("iface %p.\n", iface);
 451
 452     return D3DRTYPE_INDEXBUFFER;
 453 }
 454
 455 static HRESULT WINAPI d3d9_indexbuffer_Lock(IDirect3DIndexBuffer9 *iface,
 456         UINT offset, UINT size, void **data, DWORD flags)
 457 {
 458     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 459     HRESULT hr;
 460
 461     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 462             iface, offset, size, data, flags);
 463
 464     wined3d_mutex_lock();
 465     hr = wined3d_buffer_map(buffer->wined3d_buffer, offset, size, (BYTE **)data, flags);
 466     wined3d_mutex_unlock();
 467
 468     return hr;
 469 }
 470
 471 static HRESULT WINAPI d3d9_indexbuffer_Unlock(IDirect3DIndexBuffer9 *iface)
 472 {
 473     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 474
 475     TRACE("iface %p.\n", iface);
 476
 477     wined3d_mutex_lock();
 478     wined3d_buffer_unmap(buffer->wined3d_buffer);
 479     wined3d_mutex_unlock();
 480
 481     return D3D_OK;
 482 }
 483
 484 static HRESULT WINAPI d3d9_indexbuffer_GetDesc(IDirect3DIndexBuffer9 *iface, D3DINDEXBUFFER_DESC *desc)
 485 {
 486     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 487     struct wined3d_resource_desc wined3d_desc;
 488     struct wined3d_resource *wined3d_resource;
 489
 490     TRACE("iface %p, desc %p.\n", iface, desc);
 491
 492     wined3d_mutex_lock();
 493     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 494     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 495     wined3d_mutex_unlock();
 496
 497     desc->Format = d3dformat_from_wined3dformat(buffer->format);
 498     desc->Usage = wined3d_desc.usage & WINED3DUSAGE_MASK;
 499     desc->Pool = wined3d_desc.pool;
 500     desc->Size = wined3d_desc.size;
 501     desc->Type = D3DRTYPE_INDEXBUFFER;
 502
 503     return D3D_OK;
 504 }
 505
 506 static const IDirect3DIndexBuffer9Vtbl d3d9_indexbuffer_vtbl =
 507 {
 508     /* IUnknown */
 509     d3d9_indexbuffer_QueryInterface,
 510     d3d9_indexbuffer_AddRef,
 511     d3d9_indexbuffer_Release,
 512     /* IDirect3DResource9 */
 513     d3d9_indexbuffer_GetDevice,
 514     d3d9_indexbuffer_SetPrivateData,
 515     d3d9_indexbuffer_GetPrivateData,
 516     d3d9_indexbuffer_FreePrivateData,
 517     d3d9_indexbuffer_SetPriority,
 518     d3d9_indexbuffer_GetPriority,
 519     d3d9_indexbuffer_PreLoad,
 520     d3d9_indexbuffer_GetType,
 521     /* IDirect3DIndexBuffer9 */
 522     d3d9_indexbuffer_Lock,
 523     d3d9_indexbuffer_Unlock,
 524     d3d9_indexbuffer_GetDesc,
 525 };
 526
 527 static void STDMETHODCALLTYPE d3d9_indexbuffer_wined3d_object_destroyed(void *parent)
 528 {
 529     struct d3d9_indexbuffer *buffer = parent;
 530     d3d9_resource_cleanup(&buffer->resource);
 531     HeapFree(GetProcessHeap(), 0, buffer);
 532 }
 533
 534 static const struct wined3d_parent_ops d3d9_indexbuffer_wined3d_parent_ops =
 535 {
 536     d3d9_indexbuffer_wined3d_object_destroyed,
 537 };
 538
 539 HRESULT indexbuffer_init(struct d3d9_indexbuffer *buffer, struct d3d9_device *device,
 540         UINT size, DWORD usage, D3DFORMAT format, D3DPOOL pool)
 541 {
 542     HRESULT hr;
 543
 544     buffer->IDirect3DIndexBuffer9_iface.lpVtbl = &d3d9_indexbuffer_vtbl;
 545     buffer->format = wined3dformat_from_d3dformat(format);
 546     d3d9_resource_init(&buffer->resource);
 547
 548     wined3d_mutex_lock();
 549     hr = wined3d_buffer_create_ib(device->wined3d_device, size, usage & WINED3DUSAGE_MASK,
 550             (enum wined3d_pool)pool, buffer, &d3d9_indexbuffer_wined3d_parent_ops, &buffer->wined3d_buffer);
 551     wined3d_mutex_unlock();
 552     if (FAILED(hr))
 553     {
 554         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 555         return hr;
 556     }
 557
 558     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 559     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 560
 561     return D3D_OK;
 562 }
 563
 564 struct d3d9_indexbuffer *unsafe_impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 565 {
 566     if (!iface)
 567         return NULL;
 568     assert(iface->lpVtbl == &d3d9_indexbuffer_vtbl);
 569
 570     return impl_from_IDirect3DIndexBuffer9(iface);
 571 }