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 "config.h"
  22 #include "wine/port.h"
  23 #include "d3d9_private.h"
  24
  25 WINE_DEFAULT_DEBUG_CHANNEL(d3d9);
  26
  27 static inline struct d3d9_vertexbuffer *impl_from_IDirect3DVertexBuffer9(IDirect3DVertexBuffer9 *iface)
  28 {
  29     return CONTAINING_RECORD(iface, struct d3d9_vertexbuffer, IDirect3DVertexBuffer9_iface);
  30 }
  31
  32 static HRESULT WINAPI d3d9_vertexbuffer_QueryInterface(IDirect3DVertexBuffer9 *iface, REFIID riid, void **out)
  33 {
  34     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
  35
  36     if (IsEqualGUID(riid, &IID_IDirect3DVertexBuffer9)
  37             || IsEqualGUID(riid, &IID_IDirect3DResource9)
  38             || IsEqualGUID(riid, &IID_IUnknown))
  39     {
  40         IDirect3DVertexBuffer9_AddRef(iface);
  41         *out = iface;
  42         return S_OK;
  43     }
  44
  45     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  46
  47     *out = NULL;
  48     return E_NOINTERFACE;
  49 }
  50
  51 static ULONG WINAPI d3d9_vertexbuffer_AddRef(IDirect3DVertexBuffer9 *iface)
  52 {
  53     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
  54     ULONG refcount = InterlockedIncrement(&buffer->resource.refcount);
  55
  56     TRACE("%p increasing refcount to %u.\n", iface, refcount);
  57
  58     if (refcount == 1)
  59     {
  60         IDirect3DDevice9Ex_AddRef(buffer->parent_device);
  61         wined3d_mutex_lock();
  62         wined3d_buffer_incref(buffer->wined3d_buffer);
  63         if (buffer->draw_buffer)
  64             wined3d_buffer_incref(buffer->draw_buffer);
  65         wined3d_mutex_unlock();
  66     }
  67
  68     return refcount;
  69 }
  70
  71 static ULONG WINAPI d3d9_vertexbuffer_Release(IDirect3DVertexBuffer9 *iface)
  72 {
  73     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
  74     ULONG refcount = InterlockedDecrement(&buffer->resource.refcount);
  75
  76     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
  77
  78     if (!refcount)
  79     {
  80         struct wined3d_buffer *draw_buffer = buffer->draw_buffer;
  81         IDirect3DDevice9Ex *device = buffer->parent_device;
  82
  83         wined3d_mutex_lock();
  84         wined3d_buffer_decref(buffer->wined3d_buffer);
  85         if (draw_buffer)
  86             wined3d_buffer_decref(draw_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     d3d9_resource_cleanup(&buffer->resource);
 274     heap_free(buffer);
 275 }
 276
 277 static const struct wined3d_parent_ops d3d9_vertexbuffer_wined3d_parent_ops =
 278 {
 279     d3d9_vertexbuffer_wined3d_object_destroyed,
 280 };
 281
 282 HRESULT vertexbuffer_init(struct d3d9_vertexbuffer *buffer, struct d3d9_device *device,
 283         UINT size, UINT usage, DWORD fvf, D3DPOOL pool)
 284 {
 285     const struct wined3d_parent_ops *parent_ops = &d3d9_null_wined3d_parent_ops;
 286     struct wined3d_buffer_desc desc;
 287     HRESULT hr;
 288
 289     if (pool == D3DPOOL_SCRATCH)
 290     {
 291         WARN("Vertex buffer with D3DPOOL_SCRATCH requested.\n");
 292         return D3DERR_INVALIDCALL;
 293     }
 294
 295     if (pool == D3DPOOL_MANAGED && device->d3d_parent->extended)
 296     {
 297         WARN("Managed resources are not supported by d3d9ex devices.\n");
 298         return D3DERR_INVALIDCALL;
 299     }
 300
 301     /* In d3d9, buffers can't be used as rendertarget or depth/stencil buffer. */
 302     if (usage & (D3DUSAGE_RENDERTARGET | D3DUSAGE_DEPTHSTENCIL))
 303         return D3DERR_INVALIDCALL;
 304
 305     buffer->IDirect3DVertexBuffer9_iface.lpVtbl = &d3d9_vertexbuffer_vtbl;
 306     buffer->fvf = fvf;
 307     buffer->usage = usage;
 308     d3d9_resource_init(&buffer->resource);
 309
 310     desc.byte_width = size;
 311     desc.usage = usage & WINED3DUSAGE_MASK;
 312     desc.bind_flags = 0;
 313     desc.access = wined3daccess_from_d3dpool(pool, usage) | map_access_from_usage(usage);
 314     desc.misc_flags = 0;
 315     desc.structure_byte_stride = 0;
 316
 317     if (desc.access & WINED3D_RESOURCE_ACCESS_GPU)
 318     {
 319         desc.bind_flags = WINED3D_BIND_VERTEX_BUFFER;
 320         parent_ops = &d3d9_vertexbuffer_wined3d_parent_ops;
 321     }
 322
 323     wined3d_mutex_lock();
 324     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer, parent_ops, &buffer->wined3d_buffer);
 325     if (SUCCEEDED(hr) && !(desc.access & WINED3D_RESOURCE_ACCESS_GPU))
 326     {
 327         desc.bind_flags = WINED3D_BIND_VERTEX_BUFFER;
 328         desc.access = WINED3D_RESOURCE_ACCESS_GPU;
 329         if (FAILED(hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 330                 &d3d9_vertexbuffer_wined3d_parent_ops, &buffer->draw_buffer)))
 331             wined3d_buffer_decref(buffer->wined3d_buffer);
 332     }
 333     wined3d_mutex_unlock();
 334     if (FAILED(hr))
 335     {
 336         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 337         return hr;
 338     }
 339
 340     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 341     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 342
 343     return D3D_OK;
 344 }
 345
 346 struct d3d9_vertexbuffer *unsafe_impl_from_IDirect3DVertexBuffer9(IDirect3DVertexBuffer9 *iface)
 347 {
 348     if (!iface)
 349         return NULL;
 350     assert(iface->lpVtbl == &d3d9_vertexbuffer_vtbl);
 351
 352     return impl_from_IDirect3DVertexBuffer9(iface);
 353 }
 354
 355 static inline struct d3d9_indexbuffer *impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 356 {
 357     return CONTAINING_RECORD(iface, struct d3d9_indexbuffer, IDirect3DIndexBuffer9_iface);
 358 }
 359
 360 static HRESULT WINAPI d3d9_indexbuffer_QueryInterface(IDirect3DIndexBuffer9 *iface, REFIID riid, void **out)
 361 {
 362     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
 363
 364     if (IsEqualGUID(riid, &IID_IDirect3DIndexBuffer9)
 365             || IsEqualGUID(riid, &IID_IDirect3DResource9)
 366             || IsEqualGUID(riid, &IID_IUnknown))
 367     {
 368         IDirect3DIndexBuffer9_AddRef(iface);
 369         *out = iface;
 370         return S_OK;
 371     }
 372
 373     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 374
 375     *out = NULL;
 376     return E_NOINTERFACE;
 377 }
 378
 379 static ULONG WINAPI d3d9_indexbuffer_AddRef(IDirect3DIndexBuffer9 *iface)
 380 {
 381     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 382     ULONG refcount = InterlockedIncrement(&buffer->resource.refcount);
 383
 384     TRACE("%p increasing refcount to %u.\n", iface, refcount);
 385
 386     if (refcount == 1)
 387     {
 388         IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 389         wined3d_mutex_lock();
 390         wined3d_buffer_incref(buffer->wined3d_buffer);
 391         if (buffer->draw_buffer)
 392             wined3d_buffer_incref(buffer->draw_buffer);
 393         wined3d_mutex_unlock();
 394     }
 395
 396     return refcount;
 397 }
 398
 399 static ULONG WINAPI d3d9_indexbuffer_Release(IDirect3DIndexBuffer9 *iface)
 400 {
 401     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 402     ULONG refcount = InterlockedDecrement(&buffer->resource.refcount);
 403
 404     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
 405
 406     if (!refcount)
 407     {
 408         struct wined3d_buffer *draw_buffer = buffer->draw_buffer;
 409         IDirect3DDevice9Ex *device = buffer->parent_device;
 410
 411         wined3d_mutex_lock();
 412         wined3d_buffer_decref(buffer->wined3d_buffer);
 413         if (draw_buffer)
 414             wined3d_buffer_decref(draw_buffer);
 415         wined3d_mutex_unlock();
 416
 417         /* Release the device last, as it may cause the device to be destroyed. */
 418         IDirect3DDevice9Ex_Release(device);
 419     }
 420
 421     return refcount;
 422 }
 423
 424 static HRESULT WINAPI d3d9_indexbuffer_GetDevice(IDirect3DIndexBuffer9 *iface, IDirect3DDevice9 **device)
 425 {
 426     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 427
 428     TRACE("iface %p, device %p.\n", iface, device);
 429
 430     *device = (IDirect3DDevice9 *)buffer->parent_device;
 431     IDirect3DDevice9_AddRef(*device);
 432
 433     TRACE("Returning device %p.\n", *device);
 434
 435     return D3D_OK;
 436 }
 437
 438 static HRESULT WINAPI d3d9_indexbuffer_SetPrivateData(IDirect3DIndexBuffer9 *iface,
 439         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 440 {
 441     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 442     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 443             iface, debugstr_guid(guid), data, data_size, flags);
 444
 445     return d3d9_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 446 }
 447
 448 static HRESULT WINAPI d3d9_indexbuffer_GetPrivateData(IDirect3DIndexBuffer9 *iface,
 449         REFGUID guid, void *data, DWORD *data_size)
 450 {
 451     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 452     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 453             iface, debugstr_guid(guid), data, data_size);
 454
 455     return d3d9_resource_get_private_data(&buffer->resource, guid, data, data_size);
 456 }
 457
 458 static HRESULT WINAPI d3d9_indexbuffer_FreePrivateData(IDirect3DIndexBuffer9 *iface, REFGUID guid)
 459 {
 460     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 461     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 462
 463     return d3d9_resource_free_private_data(&buffer->resource, guid);
 464 }
 465
 466 static DWORD WINAPI d3d9_indexbuffer_SetPriority(IDirect3DIndexBuffer9 *iface, DWORD priority)
 467 {
 468     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 469     struct wined3d_resource *resource;
 470     DWORD previous;
 471
 472     TRACE("iface %p, priority %u.\n", iface, priority);
 473
 474     wined3d_mutex_lock();
 475     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 476     previous = wined3d_resource_set_priority(resource, priority);
 477     wined3d_mutex_unlock();
 478
 479     return previous;
 480 }
 481
 482 static DWORD WINAPI d3d9_indexbuffer_GetPriority(IDirect3DIndexBuffer9 *iface)
 483 {
 484     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 485     const struct wined3d_resource *resource;
 486     DWORD priority;
 487
 488     TRACE("iface %p.\n", iface);
 489
 490     wined3d_mutex_lock();
 491     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 492     priority = wined3d_resource_get_priority(resource);
 493     wined3d_mutex_unlock();
 494
 495     return priority;
 496 }
 497
 498 static void WINAPI d3d9_indexbuffer_PreLoad(IDirect3DIndexBuffer9 *iface)
 499 {
 500     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 501
 502     TRACE("iface %p.\n", iface);
 503
 504     wined3d_mutex_lock();
 505     wined3d_resource_preload(wined3d_buffer_get_resource(buffer->wined3d_buffer));
 506     wined3d_mutex_unlock();
 507 }
 508
 509 static D3DRESOURCETYPE WINAPI d3d9_indexbuffer_GetType(IDirect3DIndexBuffer9 *iface)
 510 {
 511     TRACE("iface %p.\n", iface);
 512
 513     return D3DRTYPE_INDEXBUFFER;
 514 }
 515
 516 static HRESULT WINAPI d3d9_indexbuffer_Lock(IDirect3DIndexBuffer9 *iface,
 517         UINT offset, UINT size, void **data, DWORD flags)
 518 {
 519     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 520     struct wined3d_resource *wined3d_resource;
 521     struct wined3d_map_desc wined3d_map_desc;
 522     struct wined3d_box wined3d_box = {0};
 523     HRESULT hr;
 524
 525     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 526             iface, offset, size, data, flags);
 527
 528     wined3d_box.left = offset;
 529     wined3d_box.right = offset + size;
 530     wined3d_mutex_lock();
 531     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 532     hr = wined3d_resource_map(wined3d_resource, 0, &wined3d_map_desc, &wined3d_box,
 533             wined3dmapflags_from_d3dmapflags(flags, buffer->usage));
 534     wined3d_mutex_unlock();
 535     *data = wined3d_map_desc.data;
 536
 537     return hr;
 538 }
 539
 540 static HRESULT WINAPI d3d9_indexbuffer_Unlock(IDirect3DIndexBuffer9 *iface)
 541 {
 542     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 543
 544     TRACE("iface %p.\n", iface);
 545
 546     wined3d_mutex_lock();
 547     wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
 548     wined3d_mutex_unlock();
 549
 550     return D3D_OK;
 551 }
 552
 553 static HRESULT WINAPI d3d9_indexbuffer_GetDesc(IDirect3DIndexBuffer9 *iface, D3DINDEXBUFFER_DESC *desc)
 554 {
 555     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 556     struct wined3d_resource_desc wined3d_desc;
 557     struct wined3d_resource *wined3d_resource;
 558
 559     TRACE("iface %p, desc %p.\n", iface, desc);
 560
 561     wined3d_mutex_lock();
 562     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 563     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 564     wined3d_mutex_unlock();
 565
 566     desc->Format = d3dformat_from_wined3dformat(buffer->format);
 567     desc->Type = D3DRTYPE_INDEXBUFFER;
 568     desc->Usage = buffer->usage;
 569     desc->Pool = d3dpool_from_wined3daccess(wined3d_desc.access, wined3d_desc.usage);
 570     desc->Size = wined3d_desc.size;
 571
 572     return D3D_OK;
 573 }
 574
 575 static const IDirect3DIndexBuffer9Vtbl d3d9_indexbuffer_vtbl =
 576 {
 577     /* IUnknown */
 578     d3d9_indexbuffer_QueryInterface,
 579     d3d9_indexbuffer_AddRef,
 580     d3d9_indexbuffer_Release,
 581     /* IDirect3DResource9 */
 582     d3d9_indexbuffer_GetDevice,
 583     d3d9_indexbuffer_SetPrivateData,
 584     d3d9_indexbuffer_GetPrivateData,
 585     d3d9_indexbuffer_FreePrivateData,
 586     d3d9_indexbuffer_SetPriority,
 587     d3d9_indexbuffer_GetPriority,
 588     d3d9_indexbuffer_PreLoad,
 589     d3d9_indexbuffer_GetType,
 590     /* IDirect3DIndexBuffer9 */
 591     d3d9_indexbuffer_Lock,
 592     d3d9_indexbuffer_Unlock,
 593     d3d9_indexbuffer_GetDesc,
 594 };
 595
 596 static void STDMETHODCALLTYPE d3d9_indexbuffer_wined3d_object_destroyed(void *parent)
 597 {
 598     struct d3d9_indexbuffer *buffer = parent;
 599     d3d9_resource_cleanup(&buffer->resource);
 600     heap_free(buffer);
 601 }
 602
 603 static const struct wined3d_parent_ops d3d9_indexbuffer_wined3d_parent_ops =
 604 {
 605     d3d9_indexbuffer_wined3d_object_destroyed,
 606 };
 607
 608 HRESULT indexbuffer_init(struct d3d9_indexbuffer *buffer, struct d3d9_device *device,
 609         UINT size, DWORD usage, D3DFORMAT format, D3DPOOL pool)
 610 {
 611     const struct wined3d_parent_ops *parent_ops = &d3d9_null_wined3d_parent_ops;
 612     struct wined3d_buffer_desc desc;
 613     HRESULT hr;
 614
 615     if (pool == D3DPOOL_SCRATCH)
 616         return D3DERR_INVALIDCALL;
 617
 618     if (pool == D3DPOOL_MANAGED && device->d3d_parent->extended)
 619     {
 620         WARN("Managed resources are not supported by d3d9ex devices.\n");
 621         return D3DERR_INVALIDCALL;
 622     }
 623
 624     /* In d3d9, buffers can't be used as rendertarget or depth/stencil buffer. */
 625     if (usage & (D3DUSAGE_RENDERTARGET | D3DUSAGE_DEPTHSTENCIL))
 626         return D3DERR_INVALIDCALL;
 627
 628     desc.byte_width = size;
 629     desc.usage = (usage & WINED3DUSAGE_MASK) | WINED3DUSAGE_STATICDECL;
 630     desc.bind_flags = 0;
 631     desc.access = wined3daccess_from_d3dpool(pool, usage) | map_access_from_usage(usage);
 632     desc.misc_flags = 0;
 633     desc.structure_byte_stride = 0;
 634
 635     if (desc.access & WINED3D_RESOURCE_ACCESS_GPU)
 636     {
 637         desc.bind_flags = WINED3D_BIND_INDEX_BUFFER;
 638         parent_ops = &d3d9_indexbuffer_wined3d_parent_ops;
 639     }
 640
 641     buffer->IDirect3DIndexBuffer9_iface.lpVtbl = &d3d9_indexbuffer_vtbl;
 642     buffer->format = wined3dformat_from_d3dformat(format);
 643     buffer->usage = usage;
 644     d3d9_resource_init(&buffer->resource);
 645
 646     wined3d_mutex_lock();
 647     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer, parent_ops, &buffer->wined3d_buffer);
 648     if (SUCCEEDED(hr) && !(desc.access & WINED3D_RESOURCE_ACCESS_GPU))
 649     {
 650         desc.bind_flags = WINED3D_BIND_INDEX_BUFFER;
 651         desc.access = WINED3D_RESOURCE_ACCESS_GPU;
 652         if (FAILED(hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 653                 &d3d9_indexbuffer_wined3d_parent_ops, &buffer->draw_buffer)))
 654             wined3d_buffer_decref(buffer->wined3d_buffer);
 655     }
 656     wined3d_mutex_unlock();
 657     if (FAILED(hr))
 658     {
 659         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 660         return hr;
 661     }
 662
 663     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 664     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 665
 666     return D3D_OK;
 667 }
 668
 669 struct d3d9_indexbuffer *unsafe_impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 670 {
 671     if (!iface)
 672         return NULL;
 673     assert(iface->lpVtbl == &d3d9_indexbuffer_vtbl);
 674
 675     return impl_from_IDirect3DIndexBuffer9(iface);
 676 }