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         if (buffer->draw_buffer)
  60             wined3d_buffer_incref(buffer->draw_buffer);
  61         else
  62             wined3d_buffer_incref(buffer->wined3d_buffer);
  63     }
  64
  65     return refcount;
  66 }
  67
  68 static ULONG WINAPI d3d9_vertexbuffer_Release(IDirect3DVertexBuffer9 *iface)
  69 {
  70     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(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         IDirect3DDevice9Ex *device = buffer->parent_device;
  79
  80         if (draw_buffer)
  81             wined3d_buffer_decref(draw_buffer);
  82         else
  83             wined3d_buffer_decref(buffer->wined3d_buffer);
  84
  85         /* Release the device last, as it may cause the device to be destroyed. */
  86         IDirect3DDevice9Ex_Release(device);
  87     }
  88
  89     return refcount;
  90 }
  91
  92 static HRESULT WINAPI d3d9_vertexbuffer_GetDevice(IDirect3DVertexBuffer9 *iface, IDirect3DDevice9 **device)
  93 {
  94     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
  95
  96     TRACE("iface %p, device %p.\n", iface, device);
  97
  98     *device = (IDirect3DDevice9 *)buffer->parent_device;
  99     IDirect3DDevice9_AddRef(*device);
 100
 101     TRACE("Returning device %p.\n", *device);
 102
 103     return D3D_OK;
 104 }
 105
 106 static HRESULT WINAPI d3d9_vertexbuffer_SetPrivateData(IDirect3DVertexBuffer9 *iface,
 107         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 108 {
 109     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 110     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 111             iface, debugstr_guid(guid), data, data_size, flags);
 112
 113     return d3d9_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 114 }
 115
 116 static HRESULT WINAPI d3d9_vertexbuffer_GetPrivateData(IDirect3DVertexBuffer9 *iface,
 117         REFGUID guid, void *data, DWORD *data_size)
 118 {
 119     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 120     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 121             iface, debugstr_guid(guid), data, data_size);
 122
 123     return d3d9_resource_get_private_data(&buffer->resource, guid, data, data_size);
 124 }
 125
 126 static HRESULT WINAPI d3d9_vertexbuffer_FreePrivateData(IDirect3DVertexBuffer9 *iface, REFGUID guid)
 127 {
 128     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 129     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 130
 131     return d3d9_resource_free_private_data(&buffer->resource, guid);
 132 }
 133
 134 static DWORD WINAPI d3d9_vertexbuffer_SetPriority(IDirect3DVertexBuffer9 *iface, DWORD priority)
 135 {
 136     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 137     struct wined3d_resource *resource;
 138     DWORD previous;
 139
 140     TRACE("iface %p, priority %u.\n", iface, priority);
 141
 142     wined3d_mutex_lock();
 143     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 144     previous = wined3d_resource_set_priority(resource, priority);
 145     wined3d_mutex_unlock();
 146
 147     return previous;
 148 }
 149
 150 static DWORD WINAPI d3d9_vertexbuffer_GetPriority(IDirect3DVertexBuffer9 *iface)
 151 {
 152     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 153     const struct wined3d_resource *resource;
 154     DWORD priority;
 155
 156     TRACE("iface %p.\n", iface);
 157
 158     wined3d_mutex_lock();
 159     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 160     priority = wined3d_resource_get_priority(resource);
 161     wined3d_mutex_unlock();
 162
 163     return priority;
 164 }
 165
 166 static void WINAPI d3d9_vertexbuffer_PreLoad(IDirect3DVertexBuffer9 *iface)
 167 {
 168     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 169
 170     TRACE("iface %p.\n", iface);
 171
 172     wined3d_mutex_lock();
 173     wined3d_resource_preload(wined3d_buffer_get_resource(buffer->wined3d_buffer));
 174     wined3d_mutex_unlock();
 175 }
 176
 177 static D3DRESOURCETYPE WINAPI d3d9_vertexbuffer_GetType(IDirect3DVertexBuffer9 *iface)
 178 {
 179     TRACE("iface %p.\n", iface);
 180
 181     return D3DRTYPE_VERTEXBUFFER;
 182 }
 183
 184 static HRESULT WINAPI d3d9_vertexbuffer_Lock(IDirect3DVertexBuffer9 *iface, UINT offset, UINT size,
 185         void **data, DWORD flags)
 186 {
 187     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 188     struct wined3d_resource *wined3d_resource;
 189     struct wined3d_map_desc wined3d_map_desc;
 190     struct wined3d_box wined3d_box;
 191     HRESULT hr;
 192
 193     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 194             iface, offset, size, data, flags);
 195
 196     wined3d_box_set(&wined3d_box, offset, 0, offset + size, 1, 0, 1);
 197
 198     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 199     hr = wined3d_resource_map(wined3d_resource, 0, &wined3d_map_desc, &wined3d_box,
 200             wined3dmapflags_from_d3dmapflags(flags, buffer->usage));
 201     *data = wined3d_map_desc.data;
 202
 203     return hr;
 204 }
 205
 206 static HRESULT WINAPI d3d9_vertexbuffer_Unlock(IDirect3DVertexBuffer9 *iface)
 207 {
 208     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 209
 210     TRACE("iface %p.\n", iface);
 211
 212     wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
 213
 214     return D3D_OK;
 215 }
 216
 217 static HRESULT WINAPI d3d9_vertexbuffer_GetDesc(IDirect3DVertexBuffer9 *iface,
 218         D3DVERTEXBUFFER_DESC *desc)
 219 {
 220     struct d3d9_vertexbuffer *buffer = impl_from_IDirect3DVertexBuffer9(iface);
 221     struct wined3d_resource_desc wined3d_desc;
 222     struct wined3d_resource *wined3d_resource;
 223
 224     TRACE("iface %p, desc %p.\n", iface, desc);
 225
 226     wined3d_mutex_lock();
 227     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 228     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 229     wined3d_mutex_unlock();
 230
 231     desc->Format = D3DFMT_VERTEXDATA;
 232     desc->Type = D3DRTYPE_VERTEXBUFFER;
 233     desc->Usage = buffer->usage;
 234     desc->Pool = d3dpool_from_wined3daccess(wined3d_desc.access, wined3d_desc.usage);
 235     desc->Size = wined3d_desc.size;
 236     desc->FVF = buffer->fvf;
 237
 238     return D3D_OK;
 239 }
 240
 241 static const IDirect3DVertexBuffer9Vtbl d3d9_vertexbuffer_vtbl =
 242 {
 243     /* IUnknown */
 244     d3d9_vertexbuffer_QueryInterface,
 245     d3d9_vertexbuffer_AddRef,
 246     d3d9_vertexbuffer_Release,
 247     /* IDirect3DResource9 */
 248     d3d9_vertexbuffer_GetDevice,
 249     d3d9_vertexbuffer_SetPrivateData,
 250     d3d9_vertexbuffer_GetPrivateData,
 251     d3d9_vertexbuffer_FreePrivateData,
 252     d3d9_vertexbuffer_SetPriority,
 253     d3d9_vertexbuffer_GetPriority,
 254     d3d9_vertexbuffer_PreLoad,
 255     d3d9_vertexbuffer_GetType,
 256     /* IDirect3DVertexBuffer9 */
 257     d3d9_vertexbuffer_Lock,
 258     d3d9_vertexbuffer_Unlock,
 259     d3d9_vertexbuffer_GetDesc,
 260 };
 261
 262 static void STDMETHODCALLTYPE d3d9_vertexbuffer_wined3d_object_destroyed(void *parent)
 263 {
 264     struct d3d9_vertexbuffer *buffer = parent;
 265
 266     if (buffer->draw_buffer)
 267         wined3d_buffer_decref(buffer->wined3d_buffer);
 268     d3d9_resource_cleanup(&buffer->resource);
 269     heap_free(buffer);
 270 }
 271
 272 static const struct wined3d_parent_ops d3d9_vertexbuffer_wined3d_parent_ops =
 273 {
 274     d3d9_vertexbuffer_wined3d_object_destroyed,
 275 };
 276
 277 HRESULT vertexbuffer_init(struct d3d9_vertexbuffer *buffer, struct d3d9_device *device,
 278         UINT size, UINT usage, DWORD fvf, D3DPOOL pool)
 279 {
 280     const struct wined3d_parent_ops *parent_ops = &d3d9_null_wined3d_parent_ops;
 281     struct wined3d_buffer_desc desc;
 282     HRESULT hr;
 283
 284     if (pool == D3DPOOL_SCRATCH)
 285     {
 286         WARN("Vertex buffer with D3DPOOL_SCRATCH requested.\n");
 287         return D3DERR_INVALIDCALL;
 288     }
 289
 290     if (pool == D3DPOOL_MANAGED && device->d3d_parent->extended)
 291     {
 292         WARN("Managed resources are not supported by d3d9ex devices.\n");
 293         return D3DERR_INVALIDCALL;
 294     }
 295
 296     /* In d3d9, buffers can't be used as rendertarget or depth/stencil buffer. */
 297     if (usage & (D3DUSAGE_RENDERTARGET | D3DUSAGE_DEPTHSTENCIL))
 298         return D3DERR_INVALIDCALL;
 299
 300     buffer->IDirect3DVertexBuffer9_iface.lpVtbl = &d3d9_vertexbuffer_vtbl;
 301     buffer->fvf = fvf;
 302     buffer->usage = usage;
 303     d3d9_resource_init(&buffer->resource);
 304
 305     desc.byte_width = size;
 306     desc.usage = usage & WINED3DUSAGE_MASK;
 307     desc.bind_flags = 0;
 308     desc.access = wined3daccess_from_d3dpool(pool, usage) | map_access_from_usage(usage);
 309     /* Buffers are always readable. */
 310     if (pool != D3DPOOL_DEFAULT)
 311         desc.access |= WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
 312     desc.misc_flags = 0;
 313     desc.structure_byte_stride = 0;
 314
 315     if (desc.access & WINED3D_RESOURCE_ACCESS_GPU)
 316     {
 317         desc.bind_flags = WINED3D_BIND_VERTEX_BUFFER;
 318         parent_ops = &d3d9_vertexbuffer_wined3d_parent_ops;
 319     }
 320
 321     wined3d_mutex_lock();
 322     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer, parent_ops, &buffer->wined3d_buffer);
 323     if (SUCCEEDED(hr) && !(desc.access & WINED3D_RESOURCE_ACCESS_GPU))
 324     {
 325         desc.bind_flags = WINED3D_BIND_VERTEX_BUFFER;
 326         desc.access = WINED3D_RESOURCE_ACCESS_GPU;
 327         if (FAILED(hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 328                 &d3d9_vertexbuffer_wined3d_parent_ops, &buffer->draw_buffer)))
 329             wined3d_buffer_decref(buffer->wined3d_buffer);
 330     }
 331     wined3d_mutex_unlock();
 332     if (FAILED(hr))
 333     {
 334         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 335         return hr;
 336     }
 337
 338     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 339     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 340
 341     return D3D_OK;
 342 }
 343
 344 struct d3d9_vertexbuffer *unsafe_impl_from_IDirect3DVertexBuffer9(IDirect3DVertexBuffer9 *iface)
 345 {
 346     if (!iface)
 347         return NULL;
 348     assert(iface->lpVtbl == &d3d9_vertexbuffer_vtbl);
 349
 350     return impl_from_IDirect3DVertexBuffer9(iface);
 351 }
 352
 353 static inline struct d3d9_indexbuffer *impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 354 {
 355     return CONTAINING_RECORD(iface, struct d3d9_indexbuffer, IDirect3DIndexBuffer9_iface);
 356 }
 357
 358 static HRESULT WINAPI d3d9_indexbuffer_QueryInterface(IDirect3DIndexBuffer9 *iface, REFIID riid, void **out)
 359 {
 360     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
 361
 362     if (IsEqualGUID(riid, &IID_IDirect3DIndexBuffer9)
 363             || IsEqualGUID(riid, &IID_IDirect3DResource9)
 364             || IsEqualGUID(riid, &IID_IUnknown))
 365     {
 366         IDirect3DIndexBuffer9_AddRef(iface);
 367         *out = iface;
 368         return S_OK;
 369     }
 370
 371     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 372
 373     *out = NULL;
 374     return E_NOINTERFACE;
 375 }
 376
 377 static ULONG WINAPI d3d9_indexbuffer_AddRef(IDirect3DIndexBuffer9 *iface)
 378 {
 379     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 380     ULONG refcount = InterlockedIncrement(&buffer->resource.refcount);
 381
 382     TRACE("%p increasing refcount to %u.\n", iface, refcount);
 383
 384     if (refcount == 1)
 385     {
 386         IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 387         if (buffer->draw_buffer)
 388             wined3d_buffer_incref(buffer->draw_buffer);
 389         else
 390             wined3d_buffer_incref(buffer->wined3d_buffer);
 391     }
 392
 393     return refcount;
 394 }
 395
 396 static ULONG WINAPI d3d9_indexbuffer_Release(IDirect3DIndexBuffer9 *iface)
 397 {
 398     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 399     ULONG refcount = InterlockedDecrement(&buffer->resource.refcount);
 400
 401     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
 402
 403     if (!refcount)
 404     {
 405         struct wined3d_buffer *draw_buffer = buffer->draw_buffer;
 406         IDirect3DDevice9Ex *device = buffer->parent_device;
 407
 408         if (draw_buffer)
 409             wined3d_buffer_decref(draw_buffer);
 410         else
 411             wined3d_buffer_decref(buffer->wined3d_buffer);
 412
 413         /* Release the device last, as it may cause the device to be destroyed. */
 414         IDirect3DDevice9Ex_Release(device);
 415     }
 416
 417     return refcount;
 418 }
 419
 420 static HRESULT WINAPI d3d9_indexbuffer_GetDevice(IDirect3DIndexBuffer9 *iface, IDirect3DDevice9 **device)
 421 {
 422     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 423
 424     TRACE("iface %p, device %p.\n", iface, device);
 425
 426     *device = (IDirect3DDevice9 *)buffer->parent_device;
 427     IDirect3DDevice9_AddRef(*device);
 428
 429     TRACE("Returning device %p.\n", *device);
 430
 431     return D3D_OK;
 432 }
 433
 434 static HRESULT WINAPI d3d9_indexbuffer_SetPrivateData(IDirect3DIndexBuffer9 *iface,
 435         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 436 {
 437     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 438     TRACE("iface %p, guid %s, data %p, data_size %u, flags %#x.\n",
 439             iface, debugstr_guid(guid), data, data_size, flags);
 440
 441     return d3d9_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 442 }
 443
 444 static HRESULT WINAPI d3d9_indexbuffer_GetPrivateData(IDirect3DIndexBuffer9 *iface,
 445         REFGUID guid, void *data, DWORD *data_size)
 446 {
 447     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 448     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 449             iface, debugstr_guid(guid), data, data_size);
 450
 451     return d3d9_resource_get_private_data(&buffer->resource, guid, data, data_size);
 452 }
 453
 454 static HRESULT WINAPI d3d9_indexbuffer_FreePrivateData(IDirect3DIndexBuffer9 *iface, REFGUID guid)
 455 {
 456     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 457     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 458
 459     return d3d9_resource_free_private_data(&buffer->resource, guid);
 460 }
 461
 462 static DWORD WINAPI d3d9_indexbuffer_SetPriority(IDirect3DIndexBuffer9 *iface, DWORD priority)
 463 {
 464     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 465     struct wined3d_resource *resource;
 466     DWORD previous;
 467
 468     TRACE("iface %p, priority %u.\n", iface, priority);
 469
 470     wined3d_mutex_lock();
 471     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 472     previous = wined3d_resource_set_priority(resource, priority);
 473     wined3d_mutex_unlock();
 474
 475     return previous;
 476 }
 477
 478 static DWORD WINAPI d3d9_indexbuffer_GetPriority(IDirect3DIndexBuffer9 *iface)
 479 {
 480     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 481     const struct wined3d_resource *resource;
 482     DWORD priority;
 483
 484     TRACE("iface %p.\n", iface);
 485
 486     wined3d_mutex_lock();
 487     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 488     priority = wined3d_resource_get_priority(resource);
 489     wined3d_mutex_unlock();
 490
 491     return priority;
 492 }
 493
 494 static void WINAPI d3d9_indexbuffer_PreLoad(IDirect3DIndexBuffer9 *iface)
 495 {
 496     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 497
 498     TRACE("iface %p.\n", iface);
 499
 500     wined3d_mutex_lock();
 501     wined3d_resource_preload(wined3d_buffer_get_resource(buffer->wined3d_buffer));
 502     wined3d_mutex_unlock();
 503 }
 504
 505 static D3DRESOURCETYPE WINAPI d3d9_indexbuffer_GetType(IDirect3DIndexBuffer9 *iface)
 506 {
 507     TRACE("iface %p.\n", iface);
 508
 509     return D3DRTYPE_INDEXBUFFER;
 510 }
 511
 512 static HRESULT WINAPI d3d9_indexbuffer_Lock(IDirect3DIndexBuffer9 *iface,
 513         UINT offset, UINT size, void **data, DWORD flags)
 514 {
 515     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 516     struct wined3d_resource *wined3d_resource;
 517     struct wined3d_map_desc wined3d_map_desc;
 518     struct wined3d_box wined3d_box;
 519     HRESULT hr;
 520
 521     TRACE("iface %p, offset %u, size %u, data %p, flags %#x.\n",
 522             iface, offset, size, data, flags);
 523
 524     wined3d_box_set(&wined3d_box, offset, 0, offset + size, 1, 0, 1);
 525
 526     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 527     hr = wined3d_resource_map(wined3d_resource, 0, &wined3d_map_desc, &wined3d_box,
 528             wined3dmapflags_from_d3dmapflags(flags, buffer->usage));
 529     *data = wined3d_map_desc.data;
 530
 531     return hr;
 532 }
 533
 534 static HRESULT WINAPI d3d9_indexbuffer_Unlock(IDirect3DIndexBuffer9 *iface)
 535 {
 536     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 537
 538     TRACE("iface %p.\n", iface);
 539
 540     wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
 541
 542     return D3D_OK;
 543 }
 544
 545 static HRESULT WINAPI d3d9_indexbuffer_GetDesc(IDirect3DIndexBuffer9 *iface, D3DINDEXBUFFER_DESC *desc)
 546 {
 547     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 548     struct wined3d_resource_desc wined3d_desc;
 549     struct wined3d_resource *wined3d_resource;
 550
 551     TRACE("iface %p, desc %p.\n", iface, desc);
 552
 553     wined3d_mutex_lock();
 554     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 555     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 556     wined3d_mutex_unlock();
 557
 558     desc->Format = d3dformat_from_wined3dformat(buffer->format);
 559     desc->Type = D3DRTYPE_INDEXBUFFER;
 560     desc->Usage = buffer->usage;
 561     desc->Pool = d3dpool_from_wined3daccess(wined3d_desc.access, wined3d_desc.usage);
 562     desc->Size = wined3d_desc.size;
 563
 564     return D3D_OK;
 565 }
 566
 567 static const IDirect3DIndexBuffer9Vtbl d3d9_indexbuffer_vtbl =
 568 {
 569     /* IUnknown */
 570     d3d9_indexbuffer_QueryInterface,
 571     d3d9_indexbuffer_AddRef,
 572     d3d9_indexbuffer_Release,
 573     /* IDirect3DResource9 */
 574     d3d9_indexbuffer_GetDevice,
 575     d3d9_indexbuffer_SetPrivateData,
 576     d3d9_indexbuffer_GetPrivateData,
 577     d3d9_indexbuffer_FreePrivateData,
 578     d3d9_indexbuffer_SetPriority,
 579     d3d9_indexbuffer_GetPriority,
 580     d3d9_indexbuffer_PreLoad,
 581     d3d9_indexbuffer_GetType,
 582     /* IDirect3DIndexBuffer9 */
 583     d3d9_indexbuffer_Lock,
 584     d3d9_indexbuffer_Unlock,
 585     d3d9_indexbuffer_GetDesc,
 586 };
 587
 588 static void STDMETHODCALLTYPE d3d9_indexbuffer_wined3d_object_destroyed(void *parent)
 589 {
 590     struct d3d9_indexbuffer *buffer = parent;
 591
 592     if (buffer->draw_buffer)
 593         wined3d_buffer_decref(buffer->wined3d_buffer);
 594     d3d9_resource_cleanup(&buffer->resource);
 595     heap_free(buffer);
 596 }
 597
 598 static const struct wined3d_parent_ops d3d9_indexbuffer_wined3d_parent_ops =
 599 {
 600     d3d9_indexbuffer_wined3d_object_destroyed,
 601 };
 602
 603 HRESULT indexbuffer_init(struct d3d9_indexbuffer *buffer, struct d3d9_device *device,
 604         UINT size, DWORD usage, D3DFORMAT format, D3DPOOL pool)
 605 {
 606     const struct wined3d_parent_ops *parent_ops = &d3d9_null_wined3d_parent_ops;
 607     struct wined3d_buffer_desc desc;
 608     HRESULT hr;
 609
 610     if (pool == D3DPOOL_SCRATCH)
 611         return D3DERR_INVALIDCALL;
 612
 613     if (pool == D3DPOOL_MANAGED && device->d3d_parent->extended)
 614     {
 615         WARN("Managed resources are not supported by d3d9ex devices.\n");
 616         return D3DERR_INVALIDCALL;
 617     }
 618
 619     /* In d3d9, buffers can't be used as rendertarget or depth/stencil buffer. */
 620     if (usage & (D3DUSAGE_RENDERTARGET | D3DUSAGE_DEPTHSTENCIL))
 621         return D3DERR_INVALIDCALL;
 622
 623     desc.byte_width = size;
 624     desc.usage = (usage & WINED3DUSAGE_MASK) | WINED3DUSAGE_STATICDECL;
 625     desc.bind_flags = 0;
 626     desc.access = wined3daccess_from_d3dpool(pool, usage) | map_access_from_usage(usage);
 627     /* Buffers are always readable. */
 628     if (pool != D3DPOOL_DEFAULT)
 629         desc.access |= WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
 630     desc.misc_flags = 0;
 631     desc.structure_byte_stride = 0;
 632
 633     if (desc.access & WINED3D_RESOURCE_ACCESS_GPU)
 634     {
 635         desc.bind_flags = WINED3D_BIND_INDEX_BUFFER;
 636         parent_ops = &d3d9_indexbuffer_wined3d_parent_ops;
 637     }
 638
 639     buffer->IDirect3DIndexBuffer9_iface.lpVtbl = &d3d9_indexbuffer_vtbl;
 640     buffer->format = wined3dformat_from_d3dformat(format);
 641     buffer->usage = usage;
 642     d3d9_resource_init(&buffer->resource);
 643
 644     wined3d_mutex_lock();
 645     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer, parent_ops, &buffer->wined3d_buffer);
 646     if (SUCCEEDED(hr) && !(desc.access & WINED3D_RESOURCE_ACCESS_GPU))
 647     {
 648         desc.bind_flags = WINED3D_BIND_INDEX_BUFFER;
 649         desc.access = WINED3D_RESOURCE_ACCESS_GPU;
 650         if (FAILED(hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 651                 &d3d9_indexbuffer_wined3d_parent_ops, &buffer->draw_buffer)))
 652             wined3d_buffer_decref(buffer->wined3d_buffer);
 653     }
 654     wined3d_mutex_unlock();
 655     if (FAILED(hr))
 656     {
 657         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
 658         return hr;
 659     }
 660
 661     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 662     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 663
 664     return D3D_OK;
 665 }
 666
 667 struct d3d9_indexbuffer *unsafe_impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 668 {
 669     if (!iface)
 670         return NULL;
 671     assert(iface->lpVtbl == &d3d9_indexbuffer_vtbl);
 672
 673     return impl_from_IDirect3DIndexBuffer9(iface);
 674 }