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         if (buffer->draw_buffer)
  61             wined3d_buffer_incref(buffer->draw_buffer);
  62         wined3d_mutex_unlock();
  63     }
  64
  65     return refcount;
  66 }
  67
  68 static ULONG WINAPI d3d8_vertexbuffer_Release(IDirect3DVertexBuffer8 *iface)
  69 {
  70     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
  71     ULONG refcount = InterlockedDecrement(&buffer->resource.refcount);
  72
  73     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
  74
  75     if (!refcount)
  76     {
  77         struct wined3d_buffer *draw_buffer = buffer->draw_buffer;
  78         IDirect3DDevice8 *device = buffer->parent_device;
  79
  80         wined3d_mutex_lock();
  81         wined3d_buffer_decref(buffer->wined3d_buffer);
  82         if (draw_buffer)
  83             wined3d_buffer_decref(draw_buffer);
  84         wined3d_mutex_unlock();
  85
  86         /* Release the device last, as it may cause the device to be destroyed. */
  87         IDirect3DDevice8_Release(device);
  88     }
  89
  90     return refcount;
  91 }
  92
  93 static HRESULT WINAPI d3d8_vertexbuffer_GetDevice(IDirect3DVertexBuffer8 *iface,
  94         IDirect3DDevice8 **device)
  95 {
  96     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
  97
  98     TRACE("iface %p, device %p.\n", iface, device);
  99
 100     *device = buffer->parent_device;
 101     IDirect3DDevice8_AddRef(*device);
 102
 103     TRACE("Returning device %p.\n", *device);
 104
 105     return D3D_OK;
 106 }
 107
 108 static HRESULT WINAPI d3d8_vertexbuffer_SetPrivateData(IDirect3DVertexBuffer8 *iface,
 109         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 110 {
 111     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 112     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 113             iface, debugstr_guid(guid), data, data_size, flags);
 114
 115     return d3d8_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 116 }
 117
 118 static HRESULT WINAPI d3d8_vertexbuffer_GetPrivateData(IDirect3DVertexBuffer8 *iface,
 119         REFGUID guid, void *data, DWORD *data_size)
 120 {
 121     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 122     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 123             iface, debugstr_guid(guid), data, data_size);
 124
 125     return d3d8_resource_get_private_data(&buffer->resource, guid, data, data_size);
 126 }
 127
 128 static HRESULT WINAPI d3d8_vertexbuffer_FreePrivateData(IDirect3DVertexBuffer8 *iface, REFGUID guid)
 129 {
 130     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 131     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 132
 133     return d3d8_resource_free_private_data(&buffer->resource, guid);
 134 }
 135
 136 static DWORD WINAPI d3d8_vertexbuffer_SetPriority(IDirect3DVertexBuffer8 *iface, DWORD priority)
 137 {
 138     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 139     struct wined3d_resource *resource;
 140     DWORD previous;
 141
 142     TRACE("iface %p, priority %u.\n", iface, priority);
 143
 144     wined3d_mutex_lock();
 145     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 146     previous = wined3d_resource_set_priority(resource, priority);
 147     wined3d_mutex_unlock();
 148
 149     return previous;
 150 }
 151
 152 static DWORD WINAPI d3d8_vertexbuffer_GetPriority(IDirect3DVertexBuffer8 *iface)
 153 {
 154     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 155     const struct wined3d_resource *resource;
 156     DWORD priority;
 157
 158     TRACE("iface %p.\n", iface);
 159
 160     wined3d_mutex_lock();
 161     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 162     priority = wined3d_resource_get_priority(resource);
 163     wined3d_mutex_unlock();
 164
 165     return priority;
 166 }
 167
 168 static void WINAPI d3d8_vertexbuffer_PreLoad(IDirect3DVertexBuffer8 *iface)
 169 {
 170     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 171
 172     TRACE("iface %p.\n", iface);
 173
 174     wined3d_mutex_lock();
 175     wined3d_resource_preload(wined3d_buffer_get_resource(buffer->wined3d_buffer));
 176     wined3d_mutex_unlock();
 177 }
 178
 179 static D3DRESOURCETYPE WINAPI d3d8_vertexbuffer_GetType(IDirect3DVertexBuffer8 *iface)
 180 {
 181     TRACE("iface %p.\n", iface);
 182
 183     return D3DRTYPE_VERTEXBUFFER;
 184 }
 185
 186 static HRESULT WINAPI d3d8_vertexbuffer_Lock(IDirect3DVertexBuffer8 *iface, UINT offset, UINT size,
 187         BYTE **data, DWORD flags)
 188 {
 189     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 190     struct wined3d_map_desc wined3d_map_desc;
 191     struct wined3d_box wined3d_box = {0};
 192     HRESULT hr;
 193
 194     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 195             iface, offset, size, data, flags);
 196
 197     wined3d_box.left = offset;
 198     wined3d_box.right = offset + size;
 199     wined3d_mutex_lock();
 200     hr = wined3d_resource_map(wined3d_buffer_get_resource(buffer->wined3d_buffer),
 201             0, &wined3d_map_desc, &wined3d_box, wined3dmapflags_from_d3dmapflags(flags));
 202     wined3d_mutex_unlock();
 203     *data = wined3d_map_desc.data;
 204
 205     return hr;
 206 }
 207
 208 static HRESULT WINAPI d3d8_vertexbuffer_Unlock(IDirect3DVertexBuffer8 *iface)
 209 {
 210     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 211
 212     TRACE("iface %p.\n", iface);
 213
 214     wined3d_mutex_lock();
 215     wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
 216     wined3d_mutex_unlock();
 217
 218     return D3D_OK;
 219 }
 220
 221 static HRESULT WINAPI d3d8_vertexbuffer_GetDesc(IDirect3DVertexBuffer8 *iface,
 222         D3DVERTEXBUFFER_DESC *desc)
 223 {
 224     struct d3d8_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer8(iface);
 225     struct wined3d_resource_desc wined3d_desc;
 226     struct wined3d_resource *wined3d_resource;
 227
 228     TRACE("iface %p, desc %p.\n", iface, desc);
 229
 230     wined3d_mutex_lock();
 231     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 232     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 233     wined3d_mutex_unlock();
 234
 235     desc->Format = D3DFMT_VERTEXDATA;
 236     desc->Type = D3DRTYPE_VERTEXBUFFER;
 237     desc->Usage = d3dusage_from_wined3dusage(wined3d_desc.usage, wined3d_desc.bind_flags);
 238     desc->Pool = d3dpool_from_wined3daccess(wined3d_desc.access, wined3d_desc.usage);
 239     desc->Size = wined3d_desc.size;
 240     desc->FVF = buffer->fvf;
 241
 242     return D3D_OK;
 243 }
 244
 245 static const IDirect3DVertexBuffer8Vtbl Direct3DVertexBuffer8_Vtbl =
 246 {
 247     /* IUnknown */
 248     d3d8_vertexbuffer_QueryInterface,
 249     d3d8_vertexbuffer_AddRef,
 250     d3d8_vertexbuffer_Release,
 251     /* IDirect3DResource8 */
 252     d3d8_vertexbuffer_GetDevice,
 253     d3d8_vertexbuffer_SetPrivateData,
 254     d3d8_vertexbuffer_GetPrivateData,
 255     d3d8_vertexbuffer_FreePrivateData,
 256     d3d8_vertexbuffer_SetPriority,
 257     d3d8_vertexbuffer_GetPriority,
 258     d3d8_vertexbuffer_PreLoad,
 259     d3d8_vertexbuffer_GetType,
 260     /* IDirect3DVertexBuffer8 */
 261     d3d8_vertexbuffer_Lock,
 262     d3d8_vertexbuffer_Unlock,
 263     d3d8_vertexbuffer_GetDesc,
 264 };
 265
 266 static void STDMETHODCALLTYPE d3d8_vertexbuffer_wined3d_object_destroyed(void *parent)
 267 {
 268     struct d3d8_vertexbuffer *buffer = parent;
 269     d3d8_resource_cleanup(&buffer->resource);
 270     heap_free(buffer);
 271 }
 272
 273 static const struct wined3d_parent_ops d3d8_vertexbuffer_wined3d_parent_ops =
 274 {
 275     d3d8_vertexbuffer_wined3d_object_destroyed,
 276 };
 277
 278 HRESULT vertexbuffer_init(struct d3d8_vertexbuffer *buffer, struct d3d8_device *device,
 279         UINT size, DWORD usage, DWORD fvf, D3DPOOL pool)
 280 {
 281     const struct wined3d_parent_ops *parent_ops = &d3d8_null_wined3d_parent_ops;
 282     struct wined3d_buffer_desc desc;
 283     HRESULT hr;
 284
 285     if (pool == D3DPOOL_SCRATCH)
 286     {
 287         WARN("Vertex buffer with D3DPOOL_SCRATCH requested.\n");
 288         return D3DERR_INVALIDCALL;
 289     }
 290
 291     /* In d3d8, buffers can't be used as rendertarget or depth/stencil buffer. */
 292     if (usage & (D3DUSAGE_RENDERTARGET | D3DUSAGE_DEPTHSTENCIL))
 293         return D3DERR_INVALIDCALL;
 294
 295     buffer->IDirect3DVertexBuffer8_iface.lpVtbl = &Direct3DVertexBuffer8_Vtbl;
 296     d3d8_resource_init(&buffer->resource);
 297     buffer->fvf = fvf;
 298
 299     desc.byte_width = size;
 300     desc.usage = usage & WINED3DUSAGE_MASK;
 301     desc.bind_flags = 0;
 302     desc.access = wined3daccess_from_d3dpool(pool, usage)
 303             | WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
 304     desc.misc_flags = 0;
 305     desc.structure_byte_stride = 0;
 306
 307     if (desc.access & WINED3D_RESOURCE_ACCESS_GPU)
 308     {
 309         desc.bind_flags = WINED3D_BIND_VERTEX_BUFFER;
 310         parent_ops = &d3d8_vertexbuffer_wined3d_parent_ops;
 311     }
 312
 313     wined3d_mutex_lock();
 314     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer, parent_ops, &buffer->wined3d_buffer);
 315     if (SUCCEEDED(hr) && !(desc.access & WINED3D_RESOURCE_ACCESS_GPU))
 316     {
 317         desc.bind_flags = WINED3D_BIND_VERTEX_BUFFER;
 318         desc.access = WINED3D_RESOURCE_ACCESS_GPU;
 319         if (FAILED(hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 320                 &d3d8_vertexbuffer_wined3d_parent_ops, &buffer->draw_buffer)))
 321             wined3d_buffer_decref(buffer->wined3d_buffer);
 322     }
 323     wined3d_mutex_unlock();
 324     if (FAILED(hr))
 325     {
 326         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 327         return hr;
 328     }
 329
 330     buffer->parent_device = &device->IDirect3DDevice8_iface;
 331     IDirect3DDevice8_AddRef(buffer->parent_device);
 332
 333     return D3D_OK;
 334 }
 335
 336 struct d3d8_vertexbuffer *unsafe_impl_from_IDirect3DVertexBuffer8(IDirect3DVertexBuffer8 *iface)
 337 {
 338     if (!iface)
 339         return NULL;
 340     assert(iface->lpVtbl == &Direct3DVertexBuffer8_Vtbl);
 341
 342     return impl_from_IDirect3DVertexBuffer8(iface);
 343 }
 344
 345 static inline struct d3d8_indexbuffer *impl_from_IDirect3DIndexBuffer8(IDirect3DIndexBuffer8 *iface)
 346 {
 347     return CONTAINING_RECORD(iface, struct d3d8_indexbuffer, IDirect3DIndexBuffer8_iface);
 348 }
 349
 350 static HRESULT WINAPI d3d8_indexbuffer_QueryInterface(IDirect3DIndexBuffer8 *iface, REFIID riid, void **object)
 351 {
 352     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), object);
 353
 354     if (IsEqualGUID(riid, &IID_IDirect3DIndexBuffer8)
 355             || IsEqualGUID(riid, &IID_IDirect3DResource8)
 356             || IsEqualGUID(riid, &IID_IUnknown))
 357     {
 358         IDirect3DIndexBuffer8_AddRef(iface);
 359         *object = iface;
 360         return S_OK;
 361     }
 362
 363     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 364
 365     *object = NULL;
 366     return E_NOINTERFACE;
 367 }
 368
 369 static ULONG WINAPI d3d8_indexbuffer_AddRef(IDirect3DIndexBuffer8 *iface)
 370 {
 371     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 372     ULONG refcount = InterlockedIncrement(&buffer->resource.refcount);
 373
 374     TRACE("%p increasing refcount to %u.\n", iface, refcount);
 375
 376     if (refcount == 1)
 377     {
 378         IDirect3DDevice8_AddRef(buffer->parent_device);
 379         wined3d_mutex_lock();
 380         wined3d_buffer_incref(buffer->wined3d_buffer);
 381         if (buffer->draw_buffer)
 382             wined3d_buffer_incref(buffer->draw_buffer);
 383         wined3d_mutex_unlock();
 384     }
 385
 386     return refcount;
 387 }
 388
 389 static ULONG WINAPI d3d8_indexbuffer_Release(IDirect3DIndexBuffer8 *iface)
 390 {
 391     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 392     ULONG refcount = InterlockedDecrement(&buffer->resource.refcount);
 393
 394     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
 395
 396     if (!refcount)
 397     {
 398         struct wined3d_buffer *draw_buffer = buffer->draw_buffer;
 399         IDirect3DDevice8 *device = buffer->parent_device;
 400
 401         wined3d_mutex_lock();
 402         wined3d_buffer_decref(buffer->wined3d_buffer);
 403         if (draw_buffer)
 404             wined3d_buffer_decref(draw_buffer);
 405         wined3d_mutex_unlock();
 406
 407         /* Release the device last, as it may cause the device to be destroyed. */
 408         IDirect3DDevice8_Release(device);
 409     }
 410
 411     return refcount;
 412 }
 413
 414 static HRESULT WINAPI d3d8_indexbuffer_GetDevice(IDirect3DIndexBuffer8 *iface,
 415         IDirect3DDevice8 **device)
 416 {
 417     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 418
 419     TRACE("iface %p, device %p.\n", iface, device);
 420
 421     *device = buffer->parent_device;
 422     IDirect3DDevice8_AddRef(*device);
 423
 424     TRACE("Returning device %p.\n", *device);
 425
 426     return D3D_OK;
 427 }
 428
 429 static HRESULT WINAPI d3d8_indexbuffer_SetPrivateData(IDirect3DIndexBuffer8 *iface,
 430         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 431 {
 432     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 433     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 434             iface, debugstr_guid(guid), data, data_size, flags);
 435
 436     return d3d8_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 437 }
 438
 439 static HRESULT WINAPI d3d8_indexbuffer_GetPrivateData(IDirect3DIndexBuffer8 *iface,
 440         REFGUID guid, void *data, DWORD *data_size)
 441 {
 442     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 443     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 444             iface, debugstr_guid(guid), data, data_size);
 445
 446     return d3d8_resource_get_private_data(&buffer->resource, guid, data, data_size);
 447 }
 448
 449 static HRESULT WINAPI d3d8_indexbuffer_FreePrivateData(IDirect3DIndexBuffer8 *iface, REFGUID guid)
 450 {
 451     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 452     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 453
 454     return d3d8_resource_free_private_data(&buffer->resource, guid);
 455 }
 456
 457 static DWORD WINAPI d3d8_indexbuffer_SetPriority(IDirect3DIndexBuffer8 *iface, DWORD priority)
 458 {
 459     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 460     struct wined3d_resource *resource;
 461     DWORD previous;
 462
 463     TRACE("iface %p, priority %u.\n", iface, priority);
 464
 465     wined3d_mutex_lock();
 466     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 467     previous = wined3d_resource_set_priority(resource, priority);
 468     wined3d_mutex_unlock();
 469
 470     return previous;
 471 }
 472
 473 static DWORD WINAPI d3d8_indexbuffer_GetPriority(IDirect3DIndexBuffer8 *iface)
 474 {
 475     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 476     const struct wined3d_resource *resource;
 477     DWORD priority;
 478
 479     TRACE("iface %p.\n", iface);
 480
 481     wined3d_mutex_lock();
 482     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 483     priority = wined3d_resource_get_priority(resource);
 484     wined3d_mutex_unlock();
 485
 486     return priority;
 487 }
 488
 489 static void WINAPI d3d8_indexbuffer_PreLoad(IDirect3DIndexBuffer8 *iface)
 490 {
 491     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 492
 493     TRACE("iface %p.\n", iface);
 494
 495     wined3d_mutex_lock();
 496     wined3d_resource_preload(wined3d_buffer_get_resource(buffer->wined3d_buffer));
 497     wined3d_mutex_unlock();
 498 }
 499
 500 static D3DRESOURCETYPE WINAPI d3d8_indexbuffer_GetType(IDirect3DIndexBuffer8 *iface)
 501 {
 502     TRACE("iface %p.\n", iface);
 503
 504     return D3DRTYPE_INDEXBUFFER;
 505 }
 506
 507 static HRESULT WINAPI d3d8_indexbuffer_Lock(IDirect3DIndexBuffer8 *iface, UINT offset, UINT size,
 508         BYTE **data, DWORD flags)
 509 {
 510     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 511     struct wined3d_map_desc wined3d_map_desc;
 512     struct wined3d_box wined3d_box = {0};
 513     HRESULT hr;
 514
 515     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 516             iface, offset, size, data, flags);
 517
 518     wined3d_box.left = offset;
 519     wined3d_box.right = offset + size;
 520     wined3d_mutex_lock();
 521     hr = wined3d_resource_map(wined3d_buffer_get_resource(buffer->wined3d_buffer),
 522             0, &wined3d_map_desc, &wined3d_box, wined3dmapflags_from_d3dmapflags(flags));
 523     wined3d_mutex_unlock();
 524     *data = wined3d_map_desc.data;
 525
 526     return hr;
 527 }
 528
 529 static HRESULT WINAPI d3d8_indexbuffer_Unlock(IDirect3DIndexBuffer8 *iface)
 530 {
 531     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 532
 533     TRACE("iface %p.\n", iface);
 534
 535     wined3d_mutex_lock();
 536     wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
 537     wined3d_mutex_unlock();
 538
 539     return D3D_OK;
 540 }
 541
 542 static HRESULT WINAPI d3d8_indexbuffer_GetDesc(IDirect3DIndexBuffer8 *iface,
 543         D3DINDEXBUFFER_DESC *desc)
 544 {
 545     struct d3d8_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer8(iface);
 546     struct wined3d_resource_desc wined3d_desc;
 547     struct wined3d_resource *wined3d_resource;
 548
 549     TRACE("iface %p, desc %p.\n", iface, desc);
 550
 551     wined3d_mutex_lock();
 552     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 553     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 554     wined3d_mutex_unlock();
 555
 556     desc->Format = d3dformat_from_wined3dformat(buffer->format);
 557     desc->Type = D3DRTYPE_INDEXBUFFER;
 558     desc->Usage = d3dusage_from_wined3dusage(wined3d_desc.usage, wined3d_desc.bind_flags);
 559     desc->Pool = d3dpool_from_wined3daccess(wined3d_desc.access, wined3d_desc.usage);
 560     desc->Size = wined3d_desc.size;
 561
 562     return D3D_OK;
 563 }
 564
 565 static const IDirect3DIndexBuffer8Vtbl d3d8_indexbuffer_vtbl =
 566 {
 567     /* IUnknown */
 568     d3d8_indexbuffer_QueryInterface,
 569     d3d8_indexbuffer_AddRef,
 570     d3d8_indexbuffer_Release,
 571     /* IDirect3DResource8 */
 572     d3d8_indexbuffer_GetDevice,
 573     d3d8_indexbuffer_SetPrivateData,
 574     d3d8_indexbuffer_GetPrivateData,
 575     d3d8_indexbuffer_FreePrivateData,
 576     d3d8_indexbuffer_SetPriority,
 577     d3d8_indexbuffer_GetPriority,
 578     d3d8_indexbuffer_PreLoad,
 579     d3d8_indexbuffer_GetType,
 580     /* IDirect3DIndexBuffer8 */
 581     d3d8_indexbuffer_Lock,
 582     d3d8_indexbuffer_Unlock,
 583     d3d8_indexbuffer_GetDesc,
 584 };
 585
 586 static void STDMETHODCALLTYPE d3d8_indexbuffer_wined3d_object_destroyed(void *parent)
 587 {
 588     struct d3d8_indexbuffer *buffer = parent;
 589     d3d8_resource_cleanup(&buffer->resource);
 590     heap_free(buffer);
 591 }
 592
 593 static const struct wined3d_parent_ops d3d8_indexbuffer_wined3d_parent_ops =
 594 {
 595     d3d8_indexbuffer_wined3d_object_destroyed,
 596 };
 597
 598 HRESULT indexbuffer_init(struct d3d8_indexbuffer *buffer, struct d3d8_device *device,
 599         UINT size, DWORD usage, D3DFORMAT format, D3DPOOL pool)
 600 {
 601     const struct wined3d_parent_ops *parent_ops = &d3d8_null_wined3d_parent_ops;
 602     struct wined3d_buffer_desc desc;
 603     HRESULT hr;
 604
 605     if (pool == D3DPOOL_SCRATCH)
 606         return D3DERR_INVALIDCALL;
 607
 608     /* In d3d8, buffers can't be used as rendertarget or depth/stencil buffer. */
 609     if (usage & (D3DUSAGE_RENDERTARGET | D3DUSAGE_DEPTHSTENCIL))
 610         return D3DERR_INVALIDCALL;
 611
 612     desc.byte_width = size;
 613     desc.usage = (usage & WINED3DUSAGE_MASK) | WINED3DUSAGE_STATICDECL;
 614     desc.bind_flags = 0;
 615     desc.access = wined3daccess_from_d3dpool(pool, usage)
 616             | WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
 617     desc.misc_flags = 0;
 618     desc.structure_byte_stride = 0;
 619
 620     if (desc.access & WINED3D_RESOURCE_ACCESS_GPU)
 621     {
 622         desc.bind_flags = WINED3D_BIND_INDEX_BUFFER;
 623         parent_ops = &d3d8_indexbuffer_wined3d_parent_ops;
 624     }
 625
 626     buffer->IDirect3DIndexBuffer8_iface.lpVtbl = &d3d8_indexbuffer_vtbl;
 627     d3d8_resource_init(&buffer->resource);
 628     buffer->format = wined3dformat_from_d3dformat(format);
 629
 630     wined3d_mutex_lock();
 631     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer, parent_ops, &buffer->wined3d_buffer);
 632     if (SUCCEEDED(hr) && !(desc.access & WINED3D_RESOURCE_ACCESS_GPU))
 633     {
 634         desc.bind_flags = WINED3D_BIND_INDEX_BUFFER;
 635         desc.access = WINED3D_RESOURCE_ACCESS_GPU;
 636         if (FAILED(hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 637                 &d3d8_indexbuffer_wined3d_parent_ops, &buffer->draw_buffer)))
 638             wined3d_buffer_decref(buffer->wined3d_buffer);
 639     }
 640     wined3d_mutex_unlock();
 641     if (FAILED(hr))
 642     {
 643         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 644         return hr;
 645     }
 646
 647     buffer->parent_device = &device->IDirect3DDevice8_iface;
 648     IDirect3DDevice8_AddRef(buffer->parent_device);
 649
 650     return D3D_OK;
 651 }
 652
 653 struct d3d8_indexbuffer *unsafe_impl_from_IDirect3DIndexBuffer8(IDirect3DIndexBuffer8 *iface)
 654 {
 655     if (!iface)
 656         return NULL;
 657     assert(iface->lpVtbl == &d3d8_indexbuffer_vtbl);
 658
 659     return impl_from_IDirect3DIndexBuffer8(iface);
 660 }