dlls/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 WINE_DEFAULT_DEBUG_CHANNEL(d3d9);
  24
  25 static inline struct d3d9_vertexbuffer *impl_from_IDirect3DVertexBuffer9(IDirect3DVertexBuffer9 *iface)
  26 {
  27     return CONTAINING_RECORD(iface, struct d3d9_vertexbuffer, IDirect3DVertexBuffer9_iface);
  28 }
  29
  30 static HRESULT WINAPI d3d9_vertexbuffer_QueryInterface(IDirect3DVertexBuffer9 *iface, REFIID riid, void **out)
  31 {
  32     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
  33
  34     if (IsEqualGUID(riid, &IID_IDirect3DVertexBuffer9)
  35             || IsEqualGUID(riid, &IID_IDirect3DResource9)
  36             || IsEqualGUID(riid, &IID_IUnknown))
  37     {
  38         IDirect3DVertexBuffer9_AddRef(iface);
  39         *out = iface;
  40         return S_OK;
  41     }
  42
  43     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  44
  45     *out = NULL;
  46     return E_NOINTERFACE;
  47 }
  48
  49 static ULONG WINAPI d3d9_vertexbuffer_AddRef(IDirect3DVertexBuffer9 *iface)
  50 {
  51     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
  52     ULONG refcount = InterlockedIncrement(&buffer->resource.refcount);
  53
  54     TRACE("%p increasing refcount to %u.\n", iface, refcount);
  55
  56     if (refcount == 1)
  57     {
  58         IDirect3DDevice9Ex_AddRef(buffer->parent_device);
  59         wined3d_mutex_lock();
  60         if (buffer->draw_buffer)
  61             wined3d_buffer_incref(buffer->draw_buffer);
  62         else
  63             wined3d_buffer_incref(buffer->wined3d_buffer);
  64         wined3d_mutex_unlock();
  65     }
  66
  67     return refcount;
  68 }
  69
  70 static ULONG WINAPI d3d9_vertexbuffer_Release(IDirect3DVertexBuffer9 *iface)
  71 {
  72     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
  73     ULONG refcount = InterlockedDecrement(&buffer->resource.refcount);
  74
  75     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
  76
  77     if (!refcount)
  78     {
  79         struct wined3d_buffer *draw_buffer = buffer->draw_buffer;
  80         IDirect3DDevice9Ex *device = buffer->parent_device;
  81
  82         wined3d_mutex_lock();
  83         if (draw_buffer)
  84             wined3d_buffer_decref(draw_buffer);
  85         else
  86             wined3d_buffer_decref(buffer->wined3d_buffer);
  87         wined3d_mutex_unlock();
  88
  89         /* Release the device last, as it may cause the device to be destroyed. */
  90         IDirect3DDevice9Ex_Release(device);
  91     }
  92
  93     return refcount;
  94 }
  95
  96 static HRESULT WINAPI d3d9_vertexbuffer_GetDevice(IDirect3DVertexBuffer9 *iface, IDirect3DDevice9 **device)
  97 {
  98     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
  99
 100     TRACE("iface %p, device %p.\n", iface, device);
 101
 102     *device = (IDirect3DDevice9 *)buffer->parent_device;
 103     IDirect3DDevice9_AddRef(*device);
 104
 105     TRACE("Returning device %p.\n", *device);
 106
 107     return D3D_OK;
 108 }
 109
 110 static HRESULT WINAPI d3d9_vertexbuffer_SetPrivateData(IDirect3DVertexBuffer9 *iface,
 111         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 112 {
 113     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 114     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 115             iface, debugstr_guid(guid), data, data_size, flags);
 116
 117     return d3d9_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 118 }
 119
 120 static HRESULT WINAPI d3d9_vertexbuffer_GetPrivateData(IDirect3DVertexBuffer9 *iface,
 121         REFGUID guid, void *data, DWORD *data_size)
 122 {
 123     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 124     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 125             iface, debugstr_guid(guid), data, data_size);
 126
 127     return d3d9_resource_get_private_data(&buffer->resource, guid, data, data_size);
 128 }
 129
 130 static HRESULT WINAPI d3d9_vertexbuffer_FreePrivateData(IDirect3DVertexBuffer9 *iface, REFGUID guid)
 131 {
 132     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 133     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 134
 135     return d3d9_resource_free_private_data(&buffer->resource, guid);
 136 }
 137
 138 static DWORD WINAPI d3d9_vertexbuffer_SetPriority(IDirect3DVertexBuffer9 *iface, DWORD priority)
 139 {
 140     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 141     struct wined3d_resource *resource;
 142     DWORD previous;
 143
 144     TRACE("iface %p, priority %u.\n", iface, priority);
 145
 146     wined3d_mutex_lock();
 147     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 148     previous = wined3d_resource_set_priority(resource, priority);
 149     wined3d_mutex_unlock();
 150
 151     return previous;
 152 }
 153
 154 static DWORD WINAPI d3d9_vertexbuffer_GetPriority(IDirect3DVertexBuffer9 *iface)
 155 {
 156     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 157     const struct wined3d_resource *resource;
 158     DWORD priority;
 159
 160     TRACE("iface %p.\n", iface);
 161
 162     wined3d_mutex_lock();
 163     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 164     priority = wined3d_resource_get_priority(resource);
 165     wined3d_mutex_unlock();
 166
 167     return priority;
 168 }
 169
 170 static void WINAPI d3d9_vertexbuffer_PreLoad(IDirect3DVertexBuffer9 *iface)
 171 {
 172     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 173
 174     TRACE("iface %p.\n", iface);
 175
 176     wined3d_mutex_lock();
 177     wined3d_resource_preload(wined3d_buffer_get_resource(buffer->wined3d_buffer));
 178     wined3d_mutex_unlock();
 179 }
 180
 181 static D3DRESOURCETYPE WINAPI d3d9_vertexbuffer_GetType(IDirect3DVertexBuffer9 *iface)
 182 {
 183     TRACE("iface %p.\n", iface);
 184
 185     return D3DRTYPE_VERTEXBUFFER;
 186 }
 187
 188 static HRESULT WINAPI d3d9_vertexbuffer_Lock(IDirect3DVertexBuffer9 *iface, UINT offset, UINT size,
 189         void **data, DWORD flags)
 190 {
 191     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 192     struct wined3d_resource *wined3d_resource;
 193     struct wined3d_map_desc wined3d_map_desc;
 194     struct wined3d_box wined3d_box = {0};
 195     HRESULT hr;
 196
 197     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 198             iface, offset, size, data, flags);
 199
 200     wined3d_box.left = offset;
 201     wined3d_box.right = offset + size;
 202     wined3d_mutex_lock();
 203     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 204     hr = wined3d_resource_map(wined3d_resource, 0, &wined3d_map_desc, &wined3d_box,
 205             wined3dmapflags_from_d3dmapflags(flags, buffer->usage));
 206     wined3d_mutex_unlock();
 207     *data = wined3d_map_desc.data;
 208
 209     return hr;
 210 }
 211
 212 static HRESULT WINAPI d3d9_vertexbuffer_Unlock(IDirect3DVertexBuffer9 *iface)
 213 {
 214     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 215
 216     TRACE("iface %p.\n", iface);
 217
 218     wined3d_mutex_lock();
 219     wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
 220     wined3d_mutex_unlock();
 221
 222     return D3D_OK;
 223 }
 224
 225 static HRESULT WINAPI d3d9_vertexbuffer_GetDesc(IDirect3DVertexBuffer9 *iface,
 226         D3DVERTEXBUFFER_DESC *desc)
 227 {
 228     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 229     struct wined3d_resource_desc wined3d_desc;
 230     struct wined3d_resource *wined3d_resource;
 231
 232     TRACE("iface %p, desc %p.\n", iface, desc);
 233
 234     wined3d_mutex_lock();
 235     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 236     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 237     wined3d_mutex_unlock();
 238
 239     desc->Format = D3DFMT_VERTEXDATA;
 240     desc->Type = D3DRTYPE_VERTEXBUFFER;
 241     desc->Usage = buffer->usage;
 242     desc->Pool = d3dpool_from_wined3daccess(wined3d_desc.access, wined3d_desc.usage);
 243     desc->Size = wined3d_desc.size;
 244     desc->FVF = buffer->fvf;
 245
 246     return D3D_OK;
 247 }
 248
 249 static const IDirect3DVertexBuffer9Vtbl d3d9_vertexbuffer_vtbl =
 250 {
 251     /* IUnknown */
 252     d3d9_vertexbuffer_QueryInterface,
 253     d3d9_vertexbuffer_AddRef,
 254     d3d9_vertexbuffer_Release,
 255     /* IDirect3DResource9 */
 256     d3d9_vertexbuffer_GetDevice,
 257     d3d9_vertexbuffer_SetPrivateData,
 258     d3d9_vertexbuffer_GetPrivateData,
 259     d3d9_vertexbuffer_FreePrivateData,
 260     d3d9_vertexbuffer_SetPriority,
 261     d3d9_vertexbuffer_GetPriority,
 262     d3d9_vertexbuffer_PreLoad,
 263     d3d9_vertexbuffer_GetType,
 264     /* IDirect3DVertexBuffer9 */
 265     d3d9_vertexbuffer_Lock,
 266     d3d9_vertexbuffer_Unlock,
 267     d3d9_vertexbuffer_GetDesc,
 268 };
 269
 270 static void STDMETHODCALLTYPE d3d9_vertexbuffer_wined3d_object_destroyed(void *parent)
 271 {
 272     struct d3d9_vertexbuffer *buffer = parent;
 273
 274     if (buffer->draw_buffer)
 275         wined3d_buffer_decref(buffer->wined3d_buffer);
 276     d3d9_resource_cleanup(&buffer->resource);
 277     heap_free(buffer);
 278 }
 279
 280 static const struct wined3d_parent_ops d3d9_vertexbuffer_wined3d_parent_ops =
 281 {
 282     d3d9_vertexbuffer_wined3d_object_destroyed,
 283 };
 284
 285 HRESULT vertexbuffer_init(struct d3d9_vertexbuffer *buffer, struct d3d9_device *device,
 286         UINT size, UINT usage, DWORD fvf, D3DPOOL pool)
 287 {
 288     const struct wined3d_parent_ops *parent_ops = &d3d9_null_wined3d_parent_ops;
 289     struct wined3d_buffer_desc desc;
 290     HRESULT hr;
 291
 292     if (pool == D3DPOOL_SCRATCH)
 293     {
 294         WARN("Vertex buffer with D3DPOOL_SCRATCH requested.\n");
 295         return D3DERR_INVALIDCALL;
 296     }
 297
 298     if (pool == D3DPOOL_MANAGED && device->d3d_parent->extended)
 299     {
 300         WARN("Managed resources are not supported by d3d9ex devices.\n");
 301         return D3DERR_INVALIDCALL;
 302     }
 303
 304     /* In d3d9, buffers can't be used as rendertarget or depth/stencil buffer. */
 305     if (usage & (D3DUSAGE_RENDERTARGET | D3DUSAGE_DEPTHSTENCIL))
 306         return D3DERR_INVALIDCALL;
 307
 308     buffer->IDirect3DVertexBuffer9_iface.lpVtbl = &d3d9_vertexbuffer_vtbl;
 309     buffer->fvf = fvf;
 310     buffer->usage = usage;
 311     d3d9_resource_init(&buffer->resource);
 312
 313     desc.byte_width = size;
 314     desc.usage = usage & WINED3DUSAGE_MASK;
 315     desc.bind_flags = 0;
 316     desc.access = wined3daccess_from_d3dpool(pool, usage) | map_access_from_usage(usage);
 317     /* Buffers are always readable. */
 318     if (pool != D3DPOOL_DEFAULT)
 319         desc.access |= WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
 320     desc.misc_flags = 0;
 321     desc.structure_byte_stride = 0;
 322
 323     if (desc.access & WINED3D_RESOURCE_ACCESS_GPU)
 324     {
 325         desc.bind_flags = WINED3D_BIND_VERTEX_BUFFER;
 326         parent_ops = &d3d9_vertexbuffer_wined3d_parent_ops;
 327     }
 328
 329     wined3d_mutex_lock();
 330     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer, parent_ops, &buffer->wined3d_buffer);
 331     if (SUCCEEDED(hr) && !(desc.access & WINED3D_RESOURCE_ACCESS_GPU))
 332     {
 333         desc.bind_flags = WINED3D_BIND_VERTEX_BUFFER;
 334         desc.access = WINED3D_RESOURCE_ACCESS_GPU;
 335         if (FAILED(hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 336                 &d3d9_vertexbuffer_wined3d_parent_ops, &buffer->draw_buffer)))
 337             wined3d_buffer_decref(buffer->wined3d_buffer);
 338     }
 339     wined3d_mutex_unlock();
 340     if (FAILED(hr))
 341     {
 342         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 343         return hr;
 344     }
 345
 346     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 347     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 348
 349     return D3D_OK;
 350 }
 351
 352 struct d3d9_vertexbuffer *unsafe_impl_from_IDirect3DVertexBuffer9(IDirect3DVertexBuffer9 *iface)
 353 {
 354     if (!iface)
 355         return NULL;
 356     assert(iface->lpVtbl == &d3d9_vertexbuffer_vtbl);
 357
 358     return impl_from_IDirect3DVertexBuffer9(iface);
 359 }
 360
 361 static inline struct d3d9_indexbuffer *impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 362 {
 363     return CONTAINING_RECORD(iface, struct d3d9_indexbuffer, IDirect3DIndexBuffer9_iface);
 364 }
 365
 366 static HRESULT WINAPI d3d9_indexbuffer_QueryInterface(IDirect3DIndexBuffer9 *iface, REFIID riid, void **out)
 367 {
 368     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
 369
 370     if (IsEqualGUID(riid, &IID_IDirect3DIndexBuffer9)
 371             || IsEqualGUID(riid, &IID_IDirect3DResource9)
 372             || IsEqualGUID(riid, &IID_IUnknown))
 373     {
 374         IDirect3DIndexBuffer9_AddRef(iface);
 375         *out = iface;
 376         return S_OK;
 377     }
 378
 379     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 380
 381     *out = NULL;
 382     return E_NOINTERFACE;
 383 }
 384
 385 static ULONG WINAPI d3d9_indexbuffer_AddRef(IDirect3DIndexBuffer9 *iface)
 386 {
 387     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 388     ULONG refcount = InterlockedIncrement(&buffer->resource.refcount);
 389
 390     TRACE("%p increasing refcount to %u.\n", iface, refcount);
 391
 392     if (refcount == 1)
 393     {
 394         IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 395         wined3d_mutex_lock();
 396         if (buffer->draw_buffer)
 397             wined3d_buffer_incref(buffer->draw_buffer);
 398         else
 399             wined3d_buffer_incref(buffer->wined3d_buffer);
 400         wined3d_mutex_unlock();
 401     }
 402
 403     return refcount;
 404 }
 405
 406 static ULONG WINAPI d3d9_indexbuffer_Release(IDirect3DIndexBuffer9 *iface)
 407 {
 408     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 409     ULONG refcount = InterlockedDecrement(&buffer->resource.refcount);
 410
 411     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
 412
 413     if (!refcount)
 414     {
 415         struct wined3d_buffer *draw_buffer = buffer->draw_buffer;
 416         IDirect3DDevice9Ex *device = buffer->parent_device;
 417
 418         wined3d_mutex_lock();
 419         if (draw_buffer)
 420             wined3d_buffer_decref(draw_buffer);
 421         else
 422             wined3d_buffer_decref(buffer->wined3d_buffer);
 423         wined3d_mutex_unlock();
 424
 425         /* Release the device last, as it may cause the device to be destroyed. */
 426         IDirect3DDevice9Ex_Release(device);
 427     }
 428
 429     return refcount;
 430 }
 431
 432 static HRESULT WINAPI d3d9_indexbuffer_GetDevice(IDirect3DIndexBuffer9 *iface, IDirect3DDevice9 **device)
 433 {
 434     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 435
 436     TRACE("iface %p, device %p.\n", iface, device);
 437
 438     *device = (IDirect3DDevice9 *)buffer->parent_device;
 439     IDirect3DDevice9_AddRef(*device);
 440
 441     TRACE("Returning device %p.\n", *device);
 442
 443     return D3D_OK;
 444 }
 445
 446 static HRESULT WINAPI d3d9_indexbuffer_SetPrivateData(IDirect3DIndexBuffer9 *iface,
 447         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 448 {
 449     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 450     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 451             iface, debugstr_guid(guid), data, data_size, flags);
 452
 453     return d3d9_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 454 }
 455
 456 static HRESULT WINAPI d3d9_indexbuffer_GetPrivateData(IDirect3DIndexBuffer9 *iface,
 457         REFGUID guid, void *data, DWORD *data_size)
 458 {
 459     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 460     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 461             iface, debugstr_guid(guid), data, data_size);
 462
 463     return d3d9_resource_get_private_data(&buffer->resource, guid, data, data_size);
 464 }
 465
 466 static HRESULT WINAPI d3d9_indexbuffer_FreePrivateData(IDirect3DIndexBuffer9 *iface, REFGUID guid)
 467 {
 468     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 469     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 470
 471     return d3d9_resource_free_private_data(&buffer->resource, guid);
 472 }
 473
 474 static DWORD WINAPI d3d9_indexbuffer_SetPriority(IDirect3DIndexBuffer9 *iface, DWORD priority)
 475 {
 476     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 477     struct wined3d_resource *resource;
 478     DWORD previous;
 479
 480     TRACE("iface %p, priority %u.\n", iface, priority);
 481
 482     wined3d_mutex_lock();
 483     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 484     previous = wined3d_resource_set_priority(resource, priority);
 485     wined3d_mutex_unlock();
 486
 487     return previous;
 488 }
 489
 490 static DWORD WINAPI d3d9_indexbuffer_GetPriority(IDirect3DIndexBuffer9 *iface)
 491 {
 492     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 493     const struct wined3d_resource *resource;
 494     DWORD priority;
 495
 496     TRACE("iface %p.\n", iface);
 497
 498     wined3d_mutex_lock();
 499     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 500     priority = wined3d_resource_get_priority(resource);
 501     wined3d_mutex_unlock();
 502
 503     return priority;
 504 }
 505
 506 static void WINAPI d3d9_indexbuffer_PreLoad(IDirect3DIndexBuffer9 *iface)
 507 {
 508     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 509
 510     TRACE("iface %p.\n", iface);
 511
 512     wined3d_mutex_lock();
 513     wined3d_resource_preload(wined3d_buffer_get_resource(buffer->wined3d_buffer));
 514     wined3d_mutex_unlock();
 515 }
 516
 517 static D3DRESOURCETYPE WINAPI d3d9_indexbuffer_GetType(IDirect3DIndexBuffer9 *iface)
 518 {
 519     TRACE("iface %p.\n", iface);
 520
 521     return D3DRTYPE_INDEXBUFFER;
 522 }
 523
 524 static HRESULT WINAPI d3d9_indexbuffer_Lock(IDirect3DIndexBuffer9 *iface,
 525         UINT offset, UINT size, void **data, DWORD flags)
 526 {
 527     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 528     struct wined3d_resource *wined3d_resource;
 529     struct wined3d_map_desc wined3d_map_desc;
 530     struct wined3d_box wined3d_box = {0};
 531     HRESULT hr;
 532
 533     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 534             iface, offset, size, data, flags);
 535
 536     wined3d_box.left = offset;
 537     wined3d_box.right = offset + size;
 538     wined3d_mutex_lock();
 539     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 540     hr = wined3d_resource_map(wined3d_resource, 0, &wined3d_map_desc, &wined3d_box,
 541             wined3dmapflags_from_d3dmapflags(flags, buffer->usage));
 542     wined3d_mutex_unlock();
 543     *data = wined3d_map_desc.data;
 544
 545     return hr;
 546 }
 547
 548 static HRESULT WINAPI d3d9_indexbuffer_Unlock(IDirect3DIndexBuffer9 *iface)
 549 {
 550     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 551
 552     TRACE("iface %p.\n", iface);
 553
 554     wined3d_mutex_lock();
 555     wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
 556     wined3d_mutex_unlock();
 557
 558     return D3D_OK;
 559 }
 560
 561 static HRESULT WINAPI d3d9_indexbuffer_GetDesc(IDirect3DIndexBuffer9 *iface, D3DINDEXBUFFER_DESC *desc)
 562 {
 563     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 564     struct wined3d_resource_desc wined3d_desc;
 565     struct wined3d_resource *wined3d_resource;
 566
 567     TRACE("iface %p, desc %p.\n", iface, desc);
 568
 569     wined3d_mutex_lock();
 570     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 571     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 572     wined3d_mutex_unlock();
 573
 574     desc->Format = d3dformat_from_wined3dformat(buffer->format);
 575     desc->Type = D3DRTYPE_INDEXBUFFER;
 576     desc->Usage = buffer->usage;
 577     desc->Pool = d3dpool_from_wined3daccess(wined3d_desc.access, wined3d_desc.usage);
 578     desc->Size = wined3d_desc.size;
 579
 580     return D3D_OK;
 581 }
 582
 583 static const IDirect3DIndexBuffer9Vtbl d3d9_indexbuffer_vtbl =
 584 {
 585     /* IUnknown */
 586     d3d9_indexbuffer_QueryInterface,
 587     d3d9_indexbuffer_AddRef,
 588     d3d9_indexbuffer_Release,
 589     /* IDirect3DResource9 */
 590     d3d9_indexbuffer_GetDevice,
 591     d3d9_indexbuffer_SetPrivateData,
 592     d3d9_indexbuffer_GetPrivateData,
 593     d3d9_indexbuffer_FreePrivateData,
 594     d3d9_indexbuffer_SetPriority,
 595     d3d9_indexbuffer_GetPriority,
 596     d3d9_indexbuffer_PreLoad,
 597     d3d9_indexbuffer_GetType,
 598     /* IDirect3DIndexBuffer9 */
 599     d3d9_indexbuffer_Lock,
 600     d3d9_indexbuffer_Unlock,
 601     d3d9_indexbuffer_GetDesc,
 602 };
 603
 604 static void STDMETHODCALLTYPE d3d9_indexbuffer_wined3d_object_destroyed(void *parent)
 605 {
 606     struct d3d9_indexbuffer *buffer = parent;
 607
 608     if (buffer->draw_buffer)
 609         wined3d_buffer_decref(buffer->wined3d_buffer);
 610     d3d9_resource_cleanup(&buffer->resource);
 611     heap_free(buffer);
 612 }
 613
 614 static const struct wined3d_parent_ops d3d9_indexbuffer_wined3d_parent_ops =
 615 {
 616     d3d9_indexbuffer_wined3d_object_destroyed,
 617 };
 618
 619 HRESULT indexbuffer_init(struct d3d9_indexbuffer *buffer, struct d3d9_device *device,
 620         UINT size, DWORD usage, D3DFORMAT format, D3DPOOL pool)
 621 {
 622     const struct wined3d_parent_ops *parent_ops = &d3d9_null_wined3d_parent_ops;
 623     struct wined3d_buffer_desc desc;
 624     HRESULT hr;
 625
 626     if (pool == D3DPOOL_SCRATCH)
 627         return D3DERR_INVALIDCALL;
 628
 629     if (pool == D3DPOOL_MANAGED && device->d3d_parent->extended)
 630     {
 631         WARN("Managed resources are not supported by d3d9ex devices.\n");
 632         return D3DERR_INVALIDCALL;
 633     }
 634
 635     /* In d3d9, buffers can't be used as rendertarget or depth/stencil buffer. */
 636     if (usage & (D3DUSAGE_RENDERTARGET | D3DUSAGE_DEPTHSTENCIL))
 637         return D3DERR_INVALIDCALL;
 638
 639     desc.byte_width = size;
 640     desc.usage = (usage & WINED3DUSAGE_MASK) | WINED3DUSAGE_STATICDECL;
 641     desc.bind_flags = 0;
 642     desc.access = wined3daccess_from_d3dpool(pool, usage) | map_access_from_usage(usage);
 643     /* Buffers are always readable. */
 644     if (pool != D3DPOOL_DEFAULT)
 645         desc.access |= WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
 646     desc.misc_flags = 0;
 647     desc.structure_byte_stride = 0;
 648
 649     if (desc.access & WINED3D_RESOURCE_ACCESS_GPU)
 650     {
 651         desc.bind_flags = WINED3D_BIND_INDEX_BUFFER;
 652         parent_ops = &d3d9_indexbuffer_wined3d_parent_ops;
 653     }
 654
 655     buffer->IDirect3DIndexBuffer9_iface.lpVtbl = &d3d9_indexbuffer_vtbl;
 656     buffer->format = wined3dformat_from_d3dformat(format);
 657     buffer->usage = usage;
 658     d3d9_resource_init(&buffer->resource);
 659
 660     wined3d_mutex_lock();
 661     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer, parent_ops, &buffer->wined3d_buffer);
 662     if (SUCCEEDED(hr) && !(desc.access & WINED3D_RESOURCE_ACCESS_GPU))
 663     {
 664         desc.bind_flags = WINED3D_BIND_INDEX_BUFFER;
 665         desc.access = WINED3D_RESOURCE_ACCESS_GPU;
 666         if (FAILED(hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 667                 &d3d9_indexbuffer_wined3d_parent_ops, &buffer->draw_buffer)))
 668             wined3d_buffer_decref(buffer->wined3d_buffer);
 669     }
 670     wined3d_mutex_unlock();
 671     if (FAILED(hr))
 672     {
 673         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 674         return hr;
 675     }
 676
 677     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 678     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 679
 680     return D3D_OK;
 681 }
 682
 683 struct d3d9_indexbuffer *unsafe_impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 684 {
 685     if (!iface)
 686         return NULL;
 687     assert(iface->lpVtbl == &d3d9_indexbuffer_vtbl);
 688
 689     return impl_from_IDirect3DIndexBuffer9(iface);
 690 }