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->resource.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->resource.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     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 108             iface, debugstr_guid(guid), data, data_size, flags);
 109
 110     return d3d8_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 111 }
 112
 113 static HRESULT WINAPI d3d8_vertexbuffer_GetPrivateData(IDirect3DVertexBuffer8 *iface,
 114         REFGUID guid, void *data, DWORD *data_size)
 115 {
 116     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 117     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 118             iface, debugstr_guid(guid), data, data_size);
 119
 120     return d3d8_resource_get_private_data(&buffer->resource, guid, data, data_size);
 121 }
 122
 123 static HRESULT WINAPI d3d8_vertexbuffer_FreePrivateData(IDirect3DVertexBuffer8 *iface, REFGUID guid)
 124 {
 125     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 126     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 127
 128     return d3d8_resource_free_private_data(&buffer->resource, guid);
 129 }
 130
 131 static DWORD WINAPI d3d8_vertexbuffer_SetPriority(IDirect3DVertexBuffer8 *iface, DWORD priority)
 132 {
 133     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 134     struct wined3d_resource *resource;
 135     DWORD previous;
 136
 137     TRACE("iface %p, priority %u.\n", iface, priority);
 138
 139     wined3d_mutex_lock();
 140     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 141     previous = wined3d_resource_set_priority(resource, priority);
 142     wined3d_mutex_unlock();
 143
 144     return previous;
 145 }
 146
 147 static DWORD WINAPI d3d8_vertexbuffer_GetPriority(IDirect3DVertexBuffer8 *iface)
 148 {
 149     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 150     const struct wined3d_resource *resource;
 151     DWORD priority;
 152
 153     TRACE("iface %p.\n", iface);
 154
 155     wined3d_mutex_lock();
 156     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 157     priority = wined3d_resource_get_priority(resource);
 158     wined3d_mutex_unlock();
 159
 160     return priority;
 161 }
 162
 163 static void WINAPI d3d8_vertexbuffer_PreLoad(IDirect3DVertexBuffer8 *iface)
 164 {
 165     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 166
 167     TRACE("iface %p.\n", iface);
 168
 169     wined3d_mutex_lock();
 170     wined3d_resource_preload(wined3d_buffer_get_resource(buffer->wined3d_buffer));
 171     wined3d_mutex_unlock();
 172 }
 173
 174 static D3DRESOURCETYPE WINAPI d3d8_vertexbuffer_GetType(IDirect3DVertexBuffer8 *iface)
 175 {
 176     TRACE("iface %p.\n", iface);
 177
 178     return D3DRTYPE_VERTEXBUFFER;
 179 }
 180
 181 static HRESULT WINAPI d3d8_vertexbuffer_Lock(IDirect3DVertexBuffer8 *iface, UINT offset, UINT size,
 182         BYTE **data, DWORD flags)
 183 {
 184     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 185     struct wined3d_map_desc wined3d_map_desc;
 186     struct wined3d_box wined3d_box = {0};
 187     HRESULT hr;
 188
 189     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 190             iface, offset, size, data, flags);
 191
 192     wined3d_box.left = offset;
 193     wined3d_box.right = offset + size;
 194     wined3d_mutex_lock();
 195     hr = wined3d_resource_map(wined3d_buffer_get_resource(buffer->wined3d_buffer),
 196             0, &wined3d_map_desc, &wined3d_box, wined3dmapflags_from_d3dmapflags(flags));
 197     wined3d_mutex_unlock();
 198     *data = wined3d_map_desc.data;
 199
 200     return hr;
 201 }
 202
 203 static HRESULT WINAPI d3d8_vertexbuffer_Unlock(IDirect3DVertexBuffer8 *iface)
 204 {
 205     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 206
 207     TRACE("iface %p.\n", iface);
 208
 209     wined3d_mutex_lock();
 210     wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
 211     wined3d_mutex_unlock();
 212
 213     return D3D_OK;
 214 }
 215
 216 static HRESULT WINAPI d3d8_vertexbuffer_GetDesc(IDirect3DVertexBuffer8 *iface,
 217         D3DVERTEXBUFFER_DESC *desc)
 218 {
 219     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 220     struct wined3d_resource_desc wined3d_desc;
 221     struct wined3d_resource *wined3d_resource;
 222
 223     TRACE("iface %p, desc %p.\n", iface, desc);
 224
 225     wined3d_mutex_lock();
 226     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 227     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 228     wined3d_mutex_unlock();
 229
 230     desc->Format = D3DFMT_VERTEXDATA;
 231     desc->Type = D3DRTYPE_VERTEXBUFFER;
 232     desc->Usage = d3dusage_from_wined3dusage(wined3d_desc.usage);
 233     desc->Pool = d3dpool_from_wined3daccess(wined3d_desc.access, wined3d_desc.usage);
 234     desc->Size = wined3d_desc.size;
 235     desc->FVF = buffer->fvf;
 236
 237     return D3D_OK;
 238 }
 239
 240 static const IDirect3DVertexBuffer8Vtbl Direct3DVertexBuffer8_Vtbl =
 241 {
 242     /* IUnknown */
 243     d3d8_vertexbuffer_QueryInterface,
 244     d3d8_vertexbuffer_AddRef,
 245     d3d8_vertexbuffer_Release,
 246     /* IDirect3DResource8 */
 247     d3d8_vertexbuffer_GetDevice,
 248     d3d8_vertexbuffer_SetPrivateData,
 249     d3d8_vertexbuffer_GetPrivateData,
 250     d3d8_vertexbuffer_FreePrivateData,
 251     d3d8_vertexbuffer_SetPriority,
 252     d3d8_vertexbuffer_GetPriority,
 253     d3d8_vertexbuffer_PreLoad,
 254     d3d8_vertexbuffer_GetType,
 255     /* IDirect3DVertexBuffer8 */
 256     d3d8_vertexbuffer_Lock,
 257     d3d8_vertexbuffer_Unlock,
 258     d3d8_vertexbuffer_GetDesc,
 259 };
 260
 261 static void STDMETHODCALLTYPE d3d8_vertexbuffer_wined3d_object_destroyed(void *parent)
 262 {
 263     struct d3d8_vertexbuffer *buffer = parent;
 264     d3d8_resource_cleanup(&buffer->resource);
 265     heap_free(buffer);
 266 }
 267
 268 static const struct wined3d_parent_ops d3d8_vertexbuffer_wined3d_parent_ops =
 269 {
 270     d3d8_vertexbuffer_wined3d_object_destroyed,
 271 };
 272
 273 HRESULT vertexbuffer_init(struct d3d8_vertexbuffer *buffer, struct d3d8_device *device,
 274         UINT size, DWORD usage, DWORD fvf, D3DPOOL pool)
 275 {
 276     struct wined3d_buffer_desc desc;
 277     HRESULT hr;
 278
 279     if (pool == D3DPOOL_SCRATCH)
 280     {
 281         WARN("Vertex buffer with D3DPOOL_SCRATCH requested.\n");
 282         return D3DERR_INVALIDCALL;
 283     }
 284
 285     buffer->IDirect3DVertexBuffer8_iface.lpVtbl = &Direct3DVertexBuffer8_Vtbl;
 286     d3d8_resource_init(&buffer->resource);
 287     buffer->fvf = fvf;
 288
 289     desc.byte_width = size;
 290     desc.usage = usage & WINED3DUSAGE_MASK;
 291     desc.bind_flags = WINED3D_BIND_VERTEX_BUFFER;
 292     desc.access = wined3daccess_from_d3dpool(pool, usage)
 293             | WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
 294     desc.misc_flags = 0;
 295     desc.structure_byte_stride = 0;
 296
 297     wined3d_mutex_lock();
 298     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 299             &d3d8_vertexbuffer_wined3d_parent_ops, &buffer->wined3d_buffer);
 300     wined3d_mutex_unlock();
 301     if (FAILED(hr))
 302     {
 303         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 304         return hr;
 305     }
 306
 307     buffer->parent_device = &device->IDirect3DDevice8_iface;
 308     IDirect3DDevice8_AddRef(buffer->parent_device);
 309
 310     return D3D_OK;
 311 }
 312
 313 struct d3d8_vertexbuffer *unsafe_impl_from_IDirect3DVertexBuffer8(IDirect3DVertexBuffer8 *iface)
 314 {
 315     if (!iface)
 316         return NULL;
 317     assert(iface->lpVtbl == &Direct3DVertexBuffer8_Vtbl);
 318
 319     return impl_from_IDirect3DVertexBuffer8(iface);
 320 }
 321
 322 static inline struct d3d8_indexbuffer *impl_from_IDirect3DIndexBuffer8(IDirect3DIndexBuffer8 *iface)
 323 {
 324     return CONTAINING_RECORD(iface, struct d3d8_indexbuffer, IDirect3DIndexBuffer8_iface);
 325 }
 326
 327 static HRESULT WINAPI d3d8_indexbuffer_QueryInterface(IDirect3DIndexBuffer8 *iface, REFIID riid, void **object)
 328 {
 329     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), object);
 330
 331     if (IsEqualGUID(riid, &IID_IDirect3DIndexBuffer8)
 332             || IsEqualGUID(riid, &IID_IDirect3DResource8)
 333             || IsEqualGUID(riid, &IID_IUnknown))
 334     {
 335         IDirect3DIndexBuffer8_AddRef(iface);
 336         *object = iface;
 337         return S_OK;
 338     }
 339
 340     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 341
 342     *object = NULL;
 343     return E_NOINTERFACE;
 344 }
 345
 346 static ULONG WINAPI d3d8_indexbuffer_AddRef(IDirect3DIndexBuffer8 *iface)
 347 {
 348     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 349     ULONG refcount = InterlockedIncrement(&buffer->resource.refcount);
 350
 351     TRACE("%p increasing refcount to %u.\n", iface, refcount);
 352
 353     if (refcount == 1)
 354     {
 355         IDirect3DDevice8_AddRef(buffer->parent_device);
 356         wined3d_mutex_lock();
 357         wined3d_buffer_incref(buffer->wined3d_buffer);
 358         wined3d_mutex_unlock();
 359     }
 360
 361     return refcount;
 362 }
 363
 364 static ULONG WINAPI d3d8_indexbuffer_Release(IDirect3DIndexBuffer8 *iface)
 365 {
 366     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 367     ULONG refcount = InterlockedDecrement(&buffer->resource.refcount);
 368
 369     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
 370
 371     if (!refcount)
 372     {
 373         IDirect3DDevice8 *device = buffer->parent_device;
 374
 375         wined3d_mutex_lock();
 376         wined3d_buffer_decref(buffer->wined3d_buffer);
 377         wined3d_mutex_unlock();
 378
 379         /* Release the device last, as it may cause the device to be destroyed. */
 380         IDirect3DDevice8_Release(device);
 381     }
 382
 383     return refcount;
 384 }
 385
 386 static HRESULT WINAPI d3d8_indexbuffer_GetDevice(IDirect3DIndexBuffer8 *iface,
 387         IDirect3DDevice8 **device)
 388 {
 389     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 390
 391     TRACE("iface %p, device %p.\n", iface, device);
 392
 393     *device = buffer->parent_device;
 394     IDirect3DDevice8_AddRef(*device);
 395
 396     TRACE("Returning device %p.\n", *device);
 397
 398     return D3D_OK;
 399 }
 400
 401 static HRESULT WINAPI d3d8_indexbuffer_SetPrivateData(IDirect3DIndexBuffer8 *iface,
 402         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 403 {
 404     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 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     return d3d8_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 409 }
 410
 411 static HRESULT WINAPI d3d8_indexbuffer_GetPrivateData(IDirect3DIndexBuffer8 *iface,
 412         REFGUID guid, void *data, DWORD *data_size)
 413 {
 414     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 415     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 416             iface, debugstr_guid(guid), data, data_size);
 417
 418     return d3d8_resource_get_private_data(&buffer->resource, guid, data, data_size);
 419 }
 420
 421 static HRESULT WINAPI d3d8_indexbuffer_FreePrivateData(IDirect3DIndexBuffer8 *iface, REFGUID guid)
 422 {
 423     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 424     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 425
 426     return d3d8_resource_free_private_data(&buffer->resource, guid);
 427 }
 428
 429 static DWORD WINAPI d3d8_indexbuffer_SetPriority(IDirect3DIndexBuffer8 *iface, DWORD priority)
 430 {
 431     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 432     struct wined3d_resource *resource;
 433     DWORD previous;
 434
 435     TRACE("iface %p, priority %u.\n", iface, priority);
 436
 437     wined3d_mutex_lock();
 438     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 439     previous = wined3d_resource_set_priority(resource, priority);
 440     wined3d_mutex_unlock();
 441
 442     return previous;
 443 }
 444
 445 static DWORD WINAPI d3d8_indexbuffer_GetPriority(IDirect3DIndexBuffer8 *iface)
 446 {
 447     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 448     const struct wined3d_resource *resource;
 449     DWORD priority;
 450
 451     TRACE("iface %p.\n", iface);
 452
 453     wined3d_mutex_lock();
 454     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 455     priority = wined3d_resource_get_priority(resource);
 456     wined3d_mutex_unlock();
 457
 458     return priority;
 459 }
 460
 461 static void WINAPI d3d8_indexbuffer_PreLoad(IDirect3DIndexBuffer8 *iface)
 462 {
 463     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 464
 465     TRACE("iface %p.\n", iface);
 466
 467     wined3d_mutex_lock();
 468     wined3d_resource_preload(wined3d_buffer_get_resource(buffer->wined3d_buffer));
 469     wined3d_mutex_unlock();
 470 }
 471
 472 static D3DRESOURCETYPE WINAPI d3d8_indexbuffer_GetType(IDirect3DIndexBuffer8 *iface)
 473 {
 474     TRACE("iface %p.\n", iface);
 475
 476     return D3DRTYPE_INDEXBUFFER;
 477 }
 478
 479 static HRESULT WINAPI d3d8_indexbuffer_Lock(IDirect3DIndexBuffer8 *iface, UINT offset, UINT size,
 480         BYTE **data, DWORD flags)
 481 {
 482     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 483     struct wined3d_map_desc wined3d_map_desc;
 484     struct wined3d_box wined3d_box = {0};
 485     HRESULT hr;
 486
 487     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 488             iface, offset, size, data, flags);
 489
 490     wined3d_box.left = offset;
 491     wined3d_box.right = offset + size;
 492     wined3d_mutex_lock();
 493     hr = wined3d_resource_map(wined3d_buffer_get_resource(buffer->wined3d_buffer),
 494             0, &wined3d_map_desc, &wined3d_box, wined3dmapflags_from_d3dmapflags(flags));
 495     wined3d_mutex_unlock();
 496     *data = wined3d_map_desc.data;
 497
 498     return hr;
 499 }
 500
 501 static HRESULT WINAPI d3d8_indexbuffer_Unlock(IDirect3DIndexBuffer8 *iface)
 502 {
 503     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 504
 505     TRACE("iface %p.\n", iface);
 506
 507     wined3d_mutex_lock();
 508     wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
 509     wined3d_mutex_unlock();
 510
 511     return D3D_OK;
 512 }
 513
 514 static HRESULT WINAPI d3d8_indexbuffer_GetDesc(IDirect3DIndexBuffer8 *iface,
 515         D3DINDEXBUFFER_DESC *desc)
 516 {
 517     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 518     struct wined3d_resource_desc wined3d_desc;
 519     struct wined3d_resource *wined3d_resource;
 520
 521     TRACE("iface %p, desc %p.\n", iface, desc);
 522
 523     wined3d_mutex_lock();
 524     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 525     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 526     wined3d_mutex_unlock();
 527
 528     desc->Format = d3dformat_from_wined3dformat(buffer->format);
 529     desc->Type = D3DRTYPE_INDEXBUFFER;
 530     desc->Usage = d3dusage_from_wined3dusage(wined3d_desc.usage);
 531     desc->Pool = d3dpool_from_wined3daccess(wined3d_desc.access, wined3d_desc.usage);
 532     desc->Size = wined3d_desc.size;
 533
 534     return D3D_OK;
 535 }
 536
 537 static const IDirect3DIndexBuffer8Vtbl d3d8_indexbuffer_vtbl =
 538 {
 539     /* IUnknown */
 540     d3d8_indexbuffer_QueryInterface,
 541     d3d8_indexbuffer_AddRef,
 542     d3d8_indexbuffer_Release,
 543     /* IDirect3DResource8 */
 544     d3d8_indexbuffer_GetDevice,
 545     d3d8_indexbuffer_SetPrivateData,
 546     d3d8_indexbuffer_GetPrivateData,
 547     d3d8_indexbuffer_FreePrivateData,
 548     d3d8_indexbuffer_SetPriority,
 549     d3d8_indexbuffer_GetPriority,
 550     d3d8_indexbuffer_PreLoad,
 551     d3d8_indexbuffer_GetType,
 552     /* IDirect3DIndexBuffer8 */
 553     d3d8_indexbuffer_Lock,
 554     d3d8_indexbuffer_Unlock,
 555     d3d8_indexbuffer_GetDesc,
 556 };
 557
 558 static void STDMETHODCALLTYPE d3d8_indexbuffer_wined3d_object_destroyed(void *parent)
 559 {
 560     struct d3d8_indexbuffer *buffer = parent;
 561     d3d8_resource_cleanup(&buffer->resource);
 562     heap_free(buffer);
 563 }
 564
 565 static const struct wined3d_parent_ops d3d8_indexbuffer_wined3d_parent_ops =
 566 {
 567     d3d8_indexbuffer_wined3d_object_destroyed,
 568 };
 569
 570 HRESULT indexbuffer_init(struct d3d8_indexbuffer *buffer, struct d3d8_device *device,
 571         UINT size, DWORD usage, D3DFORMAT format, D3DPOOL pool)
 572 {
 573     struct wined3d_buffer_desc desc;
 574     HRESULT hr;
 575
 576     desc.byte_width = size;
 577     desc.usage = (usage & WINED3DUSAGE_MASK) | WINED3DUSAGE_STATICDECL;
 578     if (pool == D3DPOOL_SCRATCH)
 579         desc.usage |= WINED3DUSAGE_SCRATCH;
 580     desc.bind_flags = WINED3D_BIND_INDEX_BUFFER;
 581     desc.access = wined3daccess_from_d3dpool(pool, usage)
 582             | WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
 583     desc.misc_flags = 0;
 584     desc.structure_byte_stride = 0;
 585
 586     buffer->IDirect3DIndexBuffer8_iface.lpVtbl = &d3d8_indexbuffer_vtbl;
 587     d3d8_resource_init(&buffer->resource);
 588     buffer->format = wined3dformat_from_d3dformat(format);
 589
 590     wined3d_mutex_lock();
 591     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 592             &d3d8_indexbuffer_wined3d_parent_ops, &buffer->wined3d_buffer);
 593     wined3d_mutex_unlock();
 594     if (FAILED(hr))
 595     {
 596         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 597         return hr;
 598     }
 599
 600     buffer->parent_device = &device->IDirect3DDevice8_iface;
 601     IDirect3DDevice8_AddRef(buffer->parent_device);
 602
 603     return D3D_OK;
 604 }
 605
 606 struct d3d8_indexbuffer *unsafe_impl_from_IDirect3DIndexBuffer8(IDirect3DIndexBuffer8 *iface)
 607 {
 608     if (!iface)
 609         return NULL;
 610     assert(iface->lpVtbl == &d3d8_indexbuffer_vtbl);
 611
 612     return impl_from_IDirect3DIndexBuffer8(iface);
 613 }