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 %lu.\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 %lu.\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 %lu, flags %#lx.\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 %lu.\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 %#lx.\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 = wined3d_usage_from_d3d(pool, usage);
 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 (!device->d3d_parent->extended)
 316         desc.usage |= WINED3DUSAGE_VIDMEM_ACCOUNTING;
 317
 318     if (desc.access & WINED3D_RESOURCE_ACCESS_GPU)
 319     {
 320         desc.bind_flags = WINED3D_BIND_VERTEX_BUFFER;
 321         parent_ops = &d3d9_vertexbuffer_wined3d_parent_ops;
 322     }
 323
 324     wined3d_mutex_lock();
 325     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer, parent_ops, &buffer->wined3d_buffer);
 326     if (SUCCEEDED(hr) && !(desc.access & WINED3D_RESOURCE_ACCESS_GPU))
 327     {
 328         desc.bind_flags = WINED3D_BIND_VERTEX_BUFFER;
 329         desc.access = WINED3D_RESOURCE_ACCESS_GPU;
 330         if (FAILED(hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 331                 &d3d9_vertexbuffer_wined3d_parent_ops, &buffer->draw_buffer)))
 332             wined3d_buffer_decref(buffer->wined3d_buffer);
 333     }
 334     wined3d_mutex_unlock();
 335     if (FAILED(hr))
 336     {
 337         WARN("Failed to create wined3d buffer, hr %#lx.\n", hr);
 338         return hr;
 339     }
 340
 341     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 342     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 343
 344     return D3D_OK;
 345 }
 346
 347 struct d3d9_vertexbuffer *unsafe_impl_from_IDirect3DVertexBuffer9(IDirect3DVertexBuffer9 *iface)
 348 {
 349     if (!iface)
 350         return NULL;
 351     assert(iface->lpVtbl == &d3d9_vertexbuffer_vtbl);
 352
 353     return impl_from_IDirect3DVertexBuffer9(iface);
 354 }
 355
 356 static inline struct d3d9_indexbuffer *impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 357 {
 358     return CONTAINING_RECORD(iface, struct d3d9_indexbuffer, IDirect3DIndexBuffer9_iface);
 359 }
 360
 361 static HRESULT WINAPI d3d9_indexbuffer_QueryInterface(IDirect3DIndexBuffer9 *iface, REFIID riid, void **out)
 362 {
 363     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
 364
 365     if (IsEqualGUID(riid, &IID_IDirect3DIndexBuffer9)
 366             || IsEqualGUID(riid, &IID_IDirect3DResource9)
 367             || IsEqualGUID(riid, &IID_IUnknown))
 368     {
 369         IDirect3DIndexBuffer9_AddRef(iface);
 370         *out = iface;
 371         return S_OK;
 372     }
 373
 374     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 375
 376     *out = NULL;
 377     return E_NOINTERFACE;
 378 }
 379
 380 static ULONG WINAPI d3d9_indexbuffer_AddRef(IDirect3DIndexBuffer9 *iface)
 381 {
 382     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 383     ULONG refcount = InterlockedIncrement(&buffer->resource.refcount);
 384
 385     TRACE("%p increasing refcount to %lu.\n", iface, refcount);
 386
 387     if (refcount == 1)
 388     {
 389         IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 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 %lu.\n", iface, refcount);
 402
 403     if (!refcount)
 404     {
 405         IDirect3DDevice9Ex *device = buffer->parent_device;
 406
 407         wined3d_buffer_decref(buffer->wined3d_buffer);
 408
 409         /* Release the device last, as it may cause the device to be destroyed. */
 410         IDirect3DDevice9Ex_Release(device);
 411     }
 412
 413     return refcount;
 414 }
 415
 416 static HRESULT WINAPI d3d9_indexbuffer_GetDevice(IDirect3DIndexBuffer9 *iface, IDirect3DDevice9 **device)
 417 {
 418     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 419
 420     TRACE("iface %p, device %p.\n", iface, device);
 421
 422     *device = (IDirect3DDevice9 *)buffer->parent_device;
 423     IDirect3DDevice9_AddRef(*device);
 424
 425     TRACE("Returning device %p.\n", *device);
 426
 427     return D3D_OK;
 428 }
 429
 430 static HRESULT WINAPI d3d9_indexbuffer_SetPrivateData(IDirect3DIndexBuffer9 *iface,
 431         REFGUID guid, const void *data, DWORD data_size, DWORD flags)
 432 {
 433     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 434     TRACE("iface %p, guid %s, data %p, data_size %lu, flags %#lx.\n",
 435             iface, debugstr_guid(guid), data, data_size, flags);
 436
 437     return d3d9_resource_set_private_data(&buffer->resource, guid, data, data_size, flags);
 438 }
 439
 440 static HRESULT WINAPI d3d9_indexbuffer_GetPrivateData(IDirect3DIndexBuffer9 *iface,
 441         REFGUID guid, void *data, DWORD *data_size)
 442 {
 443     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 444     TRACE("iface %p, guid %s, data %p, data_size %p.\n",
 445             iface, debugstr_guid(guid), data, data_size);
 446
 447     return d3d9_resource_get_private_data(&buffer->resource, guid, data, data_size);
 448 }
 449
 450 static HRESULT WINAPI d3d9_indexbuffer_FreePrivateData(IDirect3DIndexBuffer9 *iface, REFGUID guid)
 451 {
 452     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 453     TRACE("iface %p, guid %s.\n", iface, debugstr_guid(guid));
 454
 455     return d3d9_resource_free_private_data(&buffer->resource, guid);
 456 }
 457
 458 static DWORD WINAPI d3d9_indexbuffer_SetPriority(IDirect3DIndexBuffer9 *iface, DWORD priority)
 459 {
 460     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 461     struct wined3d_resource *resource;
 462     DWORD previous;
 463
 464     TRACE("iface %p, priority %lu.\n", iface, priority);
 465
 466     wined3d_mutex_lock();
 467     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 468     previous = wined3d_resource_set_priority(resource, priority);
 469     wined3d_mutex_unlock();
 470
 471     return previous;
 472 }
 473
 474 static DWORD WINAPI d3d9_indexbuffer_GetPriority(IDirect3DIndexBuffer9 *iface)
 475 {
 476     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 477     const struct wined3d_resource *resource;
 478     DWORD priority;
 479
 480     TRACE("iface %p.\n", iface);
 481
 482     wined3d_mutex_lock();
 483     resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 484     priority = wined3d_resource_get_priority(resource);
 485     wined3d_mutex_unlock();
 486
 487     return priority;
 488 }
 489
 490 static void WINAPI d3d9_indexbuffer_PreLoad(IDirect3DIndexBuffer9 *iface)
 491 {
 492     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 493
 494     TRACE("iface %p.\n", iface);
 495
 496     wined3d_mutex_lock();
 497     wined3d_resource_preload(wined3d_buffer_get_resource(buffer->wined3d_buffer));
 498     wined3d_mutex_unlock();
 499 }
 500
 501 static D3DRESOURCETYPE WINAPI d3d9_indexbuffer_GetType(IDirect3DIndexBuffer9 *iface)
 502 {
 503     TRACE("iface %p.\n", iface);
 504
 505     return D3DRTYPE_INDEXBUFFER;
 506 }
 507
 508 static HRESULT WINAPI d3d9_indexbuffer_Lock(IDirect3DIndexBuffer9 *iface,
 509         UINT offset, UINT size, void **data, DWORD flags)
 510 {
 511     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 512     struct wined3d_resource *wined3d_resource;
 513     struct wined3d_map_desc wined3d_map_desc;
 514     struct wined3d_box wined3d_box;
 515     HRESULT hr;
 516
 517     TRACE("iface %p, offset %u, size %u, data %p, flags %#lx.\n",
 518             iface, offset, size, data, flags);
 519
 520     wined3d_box_set(&wined3d_box, offset, 0, offset + size, 1, 0, 1);
 521
 522     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 523     hr = wined3d_resource_map(wined3d_resource, 0, &wined3d_map_desc, &wined3d_box,
 524             wined3dmapflags_from_d3dmapflags(flags, buffer->usage));
 525     *data = wined3d_map_desc.data;
 526
 527     return hr;
 528 }
 529
 530 static HRESULT WINAPI d3d9_indexbuffer_Unlock(IDirect3DIndexBuffer9 *iface)
 531 {
 532     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 533
 534     TRACE("iface %p.\n", iface);
 535
 536     wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
 537
 538     return D3D_OK;
 539 }
 540
 541 static HRESULT WINAPI d3d9_indexbuffer_GetDesc(IDirect3DIndexBuffer9 *iface, D3DINDEXBUFFER_DESC *desc)
 542 {
 543     struct d3d9_indexbuffer *buffer = impl_from_IDirect3DIndexBuffer9(iface);
 544     struct wined3d_resource_desc wined3d_desc;
 545     struct wined3d_resource *wined3d_resource;
 546
 547     TRACE("iface %p, desc %p.\n", iface, desc);
 548
 549     wined3d_mutex_lock();
 550     wined3d_resource = wined3d_buffer_get_resource(buffer->wined3d_buffer);
 551     wined3d_resource_get_desc(wined3d_resource, &wined3d_desc);
 552     wined3d_mutex_unlock();
 553
 554     desc->Format = d3dformat_from_wined3dformat(buffer->format);
 555     desc->Type = D3DRTYPE_INDEXBUFFER;
 556     desc->Usage = buffer->usage;
 557     desc->Pool = d3dpool_from_wined3daccess(wined3d_desc.access, wined3d_desc.usage);
 558     desc->Size = wined3d_desc.size;
 559
 560     return D3D_OK;
 561 }
 562
 563 static const IDirect3DIndexBuffer9Vtbl d3d9_indexbuffer_vtbl =
 564 {
 565     /* IUnknown */
 566     d3d9_indexbuffer_QueryInterface,
 567     d3d9_indexbuffer_AddRef,
 568     d3d9_indexbuffer_Release,
 569     /* IDirect3DResource9 */
 570     d3d9_indexbuffer_GetDevice,
 571     d3d9_indexbuffer_SetPrivateData,
 572     d3d9_indexbuffer_GetPrivateData,
 573     d3d9_indexbuffer_FreePrivateData,
 574     d3d9_indexbuffer_SetPriority,
 575     d3d9_indexbuffer_GetPriority,
 576     d3d9_indexbuffer_PreLoad,
 577     d3d9_indexbuffer_GetType,
 578     /* IDirect3DIndexBuffer9 */
 579     d3d9_indexbuffer_Lock,
 580     d3d9_indexbuffer_Unlock,
 581     d3d9_indexbuffer_GetDesc,
 582 };
 583
 584 static void STDMETHODCALLTYPE d3d9_indexbuffer_wined3d_object_destroyed(void *parent)
 585 {
 586     struct d3d9_indexbuffer *buffer = parent;
 587
 588     d3d9_resource_cleanup(&buffer->resource);
 589     heap_free(buffer);
 590 }
 591
 592 static const struct wined3d_parent_ops d3d9_indexbuffer_wined3d_parent_ops =
 593 {
 594     d3d9_indexbuffer_wined3d_object_destroyed,
 595 };
 596
 597 HRESULT indexbuffer_init(struct d3d9_indexbuffer *buffer, struct d3d9_device *device,
 598         UINT size, DWORD usage, D3DFORMAT format, D3DPOOL pool)
 599 {
 600     struct wined3d_buffer_desc desc;
 601     HRESULT hr;
 602
 603     if (pool == D3DPOOL_SCRATCH)
 604         return D3DERR_INVALIDCALL;
 605
 606     if (pool == D3DPOOL_MANAGED && device->d3d_parent->extended)
 607     {
 608         WARN("Managed resources are not supported by d3d9ex devices.\n");
 609         return D3DERR_INVALIDCALL;
 610     }
 611
 612     /* In d3d9, buffers can't be used as rendertarget or depth/stencil buffer. */
 613     if (usage & (D3DUSAGE_RENDERTARGET | D3DUSAGE_DEPTHSTENCIL))
 614         return D3DERR_INVALIDCALL;
 615
 616     desc.byte_width = size;
 617     desc.usage = wined3d_usage_from_d3d(pool, usage) | WINED3DUSAGE_STATICDECL;
 618     desc.bind_flags = 0;
 619     desc.access = wined3daccess_from_d3dpool(pool, usage) | map_access_from_usage(usage);
 620     /* Buffers are always readable. */
 621     if (pool != D3DPOOL_DEFAULT)
 622         desc.access |= WINED3D_RESOURCE_ACCESS_MAP_R | WINED3D_RESOURCE_ACCESS_MAP_W;
 623     desc.misc_flags = 0;
 624     desc.structure_byte_stride = 0;
 625
 626     if (!device->d3d_parent->extended)
 627         desc.usage |= WINED3DUSAGE_VIDMEM_ACCOUNTING;
 628
 629     if (desc.access & WINED3D_RESOURCE_ACCESS_GPU)
 630         desc.bind_flags = WINED3D_BIND_INDEX_BUFFER;
 631
 632     buffer->IDirect3DIndexBuffer9_iface.lpVtbl = &d3d9_indexbuffer_vtbl;
 633     buffer->format = wined3dformat_from_d3dformat(format);
 634     buffer->usage = usage;
 635     buffer->sysmem = !(desc.access & WINED3D_RESOURCE_ACCESS_GPU);
 636     d3d9_resource_init(&buffer->resource);
 637
 638     wined3d_mutex_lock();
 639     hr = wined3d_buffer_create(device->wined3d_device, &desc, NULL, buffer,
 640             &d3d9_indexbuffer_wined3d_parent_ops, &buffer->wined3d_buffer);
 641     wined3d_mutex_unlock();
 642     if (FAILED(hr))
 643     {
 644         WARN("Failed to create wined3d buffer, hr %#lx.\n", hr);
 645         return hr;
 646     }
 647
 648     buffer->parent_device = &device->IDirect3DDevice9Ex_iface;
 649     IDirect3DDevice9Ex_AddRef(buffer->parent_device);
 650
 651     return D3D_OK;
 652 }
 653
 654 struct d3d9_indexbuffer *unsafe_impl_from_IDirect3DIndexBuffer9(IDirect3DIndexBuffer9 *iface)
 655 {
 656     if (!iface)
 657         return NULL;
 658     assert(iface->lpVtbl == &d3d9_indexbuffer_vtbl);
 659
 660     return impl_from_IDirect3DIndexBuffer9(iface);
 661 }