dlls/d3d10core/state.c

   1 /*
   2  * Copyright 2009 Henri Verbeet for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  *
  18  */
  19
  20 #include "config.h"
  21 #include "wine/port.h"
  22
  23 #include "d3d10core_private.h"
  24
  25 WINE_DEFAULT_DEBUG_CHANNEL(d3d10core);
  26
  27 static inline struct d3d10_blend_state *impl_from_ID3D10BlendState(ID3D10BlendState *iface)
  28 {
  29     return CONTAINING_RECORD(iface, struct d3d10_blend_state, ID3D10BlendState_iface);
  30 }
  31
  32 /* IUnknown methods */
  33
  34 static HRESULT STDMETHODCALLTYPE d3d10_blend_state_QueryInterface(ID3D10BlendState *iface,
  35         REFIID riid, void **object)
  36 {
  37     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), object);
  38
  39     if (IsEqualGUID(riid, &IID_ID3D10BlendState)
  40             || IsEqualGUID(riid, &IID_ID3D10DeviceChild)
  41             || IsEqualGUID(riid, &IID_IUnknown))
  42     {
  43         IUnknown_AddRef(iface);
  44         *object = iface;
  45         return S_OK;
  46     }
  47
  48     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  49
  50     *object = NULL;
  51     return E_NOINTERFACE;
  52 }
  53
  54 static ULONG STDMETHODCALLTYPE d3d10_blend_state_AddRef(ID3D10BlendState *iface)
  55 {
  56     struct d3d10_blend_state *This = impl_from_ID3D10BlendState(iface);
  57     ULONG refcount = InterlockedIncrement(&This->refcount);
  58
  59     TRACE("%p increasing refcount to %u.\n", This, refcount);
  60
  61     return refcount;
  62 }
  63
  64 static ULONG STDMETHODCALLTYPE d3d10_blend_state_Release(ID3D10BlendState *iface)
  65 {
  66     struct d3d10_blend_state *state = impl_from_ID3D10BlendState(iface);
  67     ULONG refcount = InterlockedDecrement(&state->refcount);
  68
  69     TRACE("%p decreasing refcount to %u.\n", state, refcount);
  70
  71     if (!refcount)
  72     {
  73         wine_rb_remove(&state->device->blend_states, &state->desc);
  74         HeapFree(GetProcessHeap(), 0, state);
  75     }
  76
  77     return refcount;
  78 }
  79
  80 /* ID3D10DeviceChild methods */
  81
  82 static void STDMETHODCALLTYPE d3d10_blend_state_GetDevice(ID3D10BlendState *iface, ID3D10Device **device)
  83 {
  84     FIXME("iface %p, device %p stub!\n", iface, device);
  85 }
  86
  87 static HRESULT STDMETHODCALLTYPE d3d10_blend_state_GetPrivateData(ID3D10BlendState *iface,
  88         REFGUID guid, UINT *data_size, void *data)
  89 {
  90     FIXME("iface %p, guid %s, data_size %p, data %p stub!\n",
  91             iface, debugstr_guid(guid), data_size, data);
  92
  93     return E_NOTIMPL;
  94 }
  95
  96 static HRESULT STDMETHODCALLTYPE d3d10_blend_state_SetPrivateData(ID3D10BlendState *iface,
  97         REFGUID guid, UINT data_size, const void *data)
  98 {
  99     FIXME("iface %p, guid %s, data_size %u, data %p stub!\n",
 100             iface, debugstr_guid(guid), data_size, data);
 101
 102     return E_NOTIMPL;
 103 }
 104
 105 static HRESULT STDMETHODCALLTYPE d3d10_blend_state_SetPrivateDataInterface(ID3D10BlendState *iface,
 106         REFGUID guid, const IUnknown *data)
 107 {
 108     FIXME("iface %p, guid %s, data %p stub!\n", iface, debugstr_guid(guid), data);
 109
 110     return E_NOTIMPL;
 111 }
 112
 113 /* ID3D10BlendState methods */
 114
 115 static void STDMETHODCALLTYPE d3d10_blend_state_GetDesc(ID3D10BlendState *iface,
 116         D3D10_BLEND_DESC *desc)
 117 {
 118     struct d3d10_blend_state *state = impl_from_ID3D10BlendState(iface);
 119
 120     TRACE("iface %p, desc %p.\n", iface, desc);
 121
 122     *desc = state->desc;
 123 }
 124
 125 static const struct ID3D10BlendStateVtbl d3d10_blend_state_vtbl =
 126 {
 127     /* IUnknown methods */
 128     d3d10_blend_state_QueryInterface,
 129     d3d10_blend_state_AddRef,
 130     d3d10_blend_state_Release,
 131     /* ID3D10DeviceChild methods */
 132     d3d10_blend_state_GetDevice,
 133     d3d10_blend_state_GetPrivateData,
 134     d3d10_blend_state_SetPrivateData,
 135     d3d10_blend_state_SetPrivateDataInterface,
 136     /* ID3D10BlendState methods */
 137     d3d10_blend_state_GetDesc,
 138 };
 139
 140 HRESULT d3d10_blend_state_init(struct d3d10_blend_state *state, struct d3d10_device *device,
 141         const D3D10_BLEND_DESC *desc)
 142 {
 143     state->ID3D10BlendState_iface.lpVtbl = &d3d10_blend_state_vtbl;
 144     state->refcount = 1;
 145     state->device = device;
 146     state->desc = *desc;
 147
 148     if (wine_rb_put(&device->blend_states, desc, &state->entry) == -1)
 149     {
 150         ERR("Failed to insert blend state entry.\n");
 151         return E_FAIL;
 152     }
 153
 154     return S_OK;
 155 }
 156
 157 struct d3d10_blend_state *unsafe_impl_from_ID3D10BlendState(ID3D10BlendState *iface)
 158 {
 159     if (!iface)
 160         return NULL;
 161     assert(iface->lpVtbl == &d3d10_blend_state_vtbl);
 162
 163     return impl_from_ID3D10BlendState(iface);
 164 }
 165
 166 static inline struct d3d10_depthstencil_state *impl_from_ID3D10DepthStencilState(ID3D10DepthStencilState *iface)
 167 {
 168     return CONTAINING_RECORD(iface, struct d3d10_depthstencil_state, ID3D10DepthStencilState_iface);
 169 }
 170
 171 /* IUnknown methods */
 172
 173 static HRESULT STDMETHODCALLTYPE d3d10_depthstencil_state_QueryInterface(ID3D10DepthStencilState *iface,
 174         REFIID riid, void **object)
 175 {
 176     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), object);
 177
 178     if (IsEqualGUID(riid, &IID_ID3D10DepthStencilState)
 179             || IsEqualGUID(riid, &IID_ID3D10DeviceChild)
 180             || IsEqualGUID(riid, &IID_IUnknown))
 181     {
 182         IUnknown_AddRef(iface);
 183         *object = iface;
 184         return S_OK;
 185     }
 186
 187     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 188
 189     *object = NULL;
 190     return E_NOINTERFACE;
 191 }
 192
 193 static ULONG STDMETHODCALLTYPE d3d10_depthstencil_state_AddRef(ID3D10DepthStencilState *iface)
 194 {
 195     struct d3d10_depthstencil_state *This = impl_from_ID3D10DepthStencilState(iface);
 196     ULONG refcount = InterlockedIncrement(&This->refcount);
 197
 198     TRACE("%p increasing refcount to %u.\n", This, refcount);
 199
 200     return refcount;
 201 }
 202
 203 static ULONG STDMETHODCALLTYPE d3d10_depthstencil_state_Release(ID3D10DepthStencilState *iface)
 204 {
 205     struct d3d10_depthstencil_state *state = impl_from_ID3D10DepthStencilState(iface);
 206     ULONG refcount = InterlockedDecrement(&state->refcount);
 207
 208     TRACE("%p decreasing refcount to %u.\n", state, refcount);
 209
 210     if (!refcount)
 211     {
 212         wine_rb_remove(&state->device->depthstencil_states, &state->desc);
 213         HeapFree(GetProcessHeap(), 0, state);
 214     }
 215
 216     return refcount;
 217 }
 218
 219 /* ID3D10DeviceChild methods */
 220
 221 static void STDMETHODCALLTYPE d3d10_depthstencil_state_GetDevice(ID3D10DepthStencilState *iface, ID3D10Device **device)
 222 {
 223     FIXME("iface %p, device %p stub!\n", iface, device);
 224 }
 225
 226 static HRESULT STDMETHODCALLTYPE d3d10_depthstencil_state_GetPrivateData(ID3D10DepthStencilState *iface,
 227         REFGUID guid, UINT *data_size, void *data)
 228 {
 229     FIXME("iface %p, guid %s, data_size %p, data %p stub!\n",
 230             iface, debugstr_guid(guid), data_size, data);
 231
 232     return E_NOTIMPL;
 233 }
 234
 235 static HRESULT STDMETHODCALLTYPE d3d10_depthstencil_state_SetPrivateData(ID3D10DepthStencilState *iface,
 236         REFGUID guid, UINT data_size, const void *data)
 237 {
 238     FIXME("iface %p, guid %s, data_size %u, data %p stub!\n",
 239             iface, debugstr_guid(guid), data_size, data);
 240
 241     return E_NOTIMPL;
 242 }
 243
 244 static HRESULT STDMETHODCALLTYPE d3d10_depthstencil_state_SetPrivateDataInterface(ID3D10DepthStencilState *iface,
 245         REFGUID guid, const IUnknown *data)
 246 {
 247     FIXME("iface %p, guid %s, data %p stub!\n", iface, debugstr_guid(guid), data);
 248
 249     return E_NOTIMPL;
 250 }
 251
 252 /* ID3D10DepthStencilState methods */
 253
 254 static void STDMETHODCALLTYPE d3d10_depthstencil_state_GetDesc(ID3D10DepthStencilState *iface,
 255         D3D10_DEPTH_STENCIL_DESC *desc)
 256 {
 257     struct d3d10_depthstencil_state *state = impl_from_ID3D10DepthStencilState(iface);
 258
 259     TRACE("iface %p, desc %p.\n", iface, desc);
 260
 261     *desc = state->desc;
 262 }
 263
 264 static const struct ID3D10DepthStencilStateVtbl d3d10_depthstencil_state_vtbl =
 265 {
 266     /* IUnknown methods */
 267     d3d10_depthstencil_state_QueryInterface,
 268     d3d10_depthstencil_state_AddRef,
 269     d3d10_depthstencil_state_Release,
 270     /* ID3D10DeviceChild methods */
 271     d3d10_depthstencil_state_GetDevice,
 272     d3d10_depthstencil_state_GetPrivateData,
 273     d3d10_depthstencil_state_SetPrivateData,
 274     d3d10_depthstencil_state_SetPrivateDataInterface,
 275     /* ID3D10DepthStencilState methods */
 276     d3d10_depthstencil_state_GetDesc,
 277 };
 278
 279 HRESULT d3d10_depthstencil_state_init(struct d3d10_depthstencil_state *state, struct d3d10_device *device,
 280         const D3D10_DEPTH_STENCIL_DESC *desc)
 281 {
 282     state->ID3D10DepthStencilState_iface.lpVtbl = &d3d10_depthstencil_state_vtbl;
 283     state->refcount = 1;
 284     state->device = device;
 285     state->desc = *desc;
 286
 287     if (wine_rb_put(&device->depthstencil_states, desc, &state->entry) == -1)
 288     {
 289         ERR("Failed to insert depthstencil state entry.\n");
 290         return E_FAIL;
 291     }
 292
 293     return S_OK;
 294 }
 295
 296 struct d3d10_depthstencil_state *unsafe_impl_from_ID3D10DepthStencilState(ID3D10DepthStencilState *iface)
 297 {
 298     if (!iface)
 299         return NULL;
 300     assert(iface->lpVtbl == &d3d10_depthstencil_state_vtbl);
 301
 302     return impl_from_ID3D10DepthStencilState(iface);
 303 }
 304
 305 static inline struct d3d10_rasterizer_state *impl_from_ID3D10RasterizerState(ID3D10RasterizerState *iface)
 306 {
 307     return CONTAINING_RECORD(iface, struct d3d10_rasterizer_state, ID3D10RasterizerState_iface);
 308 }
 309
 310 /* IUnknown methods */
 311
 312 static HRESULT STDMETHODCALLTYPE d3d10_rasterizer_state_QueryInterface(ID3D10RasterizerState *iface,
 313         REFIID riid, void **object)
 314 {
 315     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), object);
 316
 317     if (IsEqualGUID(riid, &IID_ID3D10RasterizerState)
 318             || IsEqualGUID(riid, &IID_ID3D10DeviceChild)
 319             || IsEqualGUID(riid, &IID_IUnknown))
 320     {
 321         IUnknown_AddRef(iface);
 322         *object = iface;
 323         return S_OK;
 324     }
 325
 326     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 327
 328     *object = NULL;
 329     return E_NOINTERFACE;
 330 }
 331
 332 static ULONG STDMETHODCALLTYPE d3d10_rasterizer_state_AddRef(ID3D10RasterizerState *iface)
 333 {
 334     struct d3d10_rasterizer_state *This = impl_from_ID3D10RasterizerState(iface);
 335     ULONG refcount = InterlockedIncrement(&This->refcount);
 336
 337     TRACE("%p increasing refcount to %u.\n", This, refcount);
 338
 339     return refcount;
 340 }
 341
 342 static ULONG STDMETHODCALLTYPE d3d10_rasterizer_state_Release(ID3D10RasterizerState *iface)
 343 {
 344     struct d3d10_rasterizer_state *state = impl_from_ID3D10RasterizerState(iface);
 345     ULONG refcount = InterlockedDecrement(&state->refcount);
 346
 347     TRACE("%p decreasing refcount to %u.\n", state, refcount);
 348
 349     if (!refcount)
 350     {
 351         wine_rb_remove(&state->device->rasterizer_states, &state->desc);
 352         HeapFree(GetProcessHeap(), 0, state);
 353     }
 354
 355     return refcount;
 356 }
 357
 358 /* ID3D10DeviceChild methods */
 359
 360 static void STDMETHODCALLTYPE d3d10_rasterizer_state_GetDevice(ID3D10RasterizerState *iface, ID3D10Device **device)
 361 {
 362     FIXME("iface %p, device %p stub!\n", iface, device);
 363 }
 364
 365 static HRESULT STDMETHODCALLTYPE d3d10_rasterizer_state_GetPrivateData(ID3D10RasterizerState *iface,
 366         REFGUID guid, UINT *data_size, void *data)
 367 {
 368     FIXME("iface %p, guid %s, data_size %p, data %p stub!\n",
 369             iface, debugstr_guid(guid), data_size, data);
 370
 371     return E_NOTIMPL;
 372 }
 373
 374 static HRESULT STDMETHODCALLTYPE d3d10_rasterizer_state_SetPrivateData(ID3D10RasterizerState *iface,
 375         REFGUID guid, UINT data_size, const void *data)
 376 {
 377     FIXME("iface %p, guid %s, data_size %u, data %p stub!\n",
 378             iface, debugstr_guid(guid), data_size, data);
 379
 380     return E_NOTIMPL;
 381 }
 382
 383 static HRESULT STDMETHODCALLTYPE d3d10_rasterizer_state_SetPrivateDataInterface(ID3D10RasterizerState *iface,
 384         REFGUID guid, const IUnknown *data)
 385 {
 386     FIXME("iface %p, guid %s, data %p stub!\n", iface, debugstr_guid(guid), data);
 387
 388     return E_NOTIMPL;
 389 }
 390
 391 /* ID3D10RasterizerState methods */
 392
 393 static void STDMETHODCALLTYPE d3d10_rasterizer_state_GetDesc(ID3D10RasterizerState *iface,
 394         D3D10_RASTERIZER_DESC *desc)
 395 {
 396     struct d3d10_rasterizer_state *state = impl_from_ID3D10RasterizerState(iface);
 397
 398     TRACE("iface %p, desc %p.\n", iface, desc);
 399
 400     *desc = state->desc;
 401 }
 402
 403 static const struct ID3D10RasterizerStateVtbl d3d10_rasterizer_state_vtbl =
 404 {
 405     /* IUnknown methods */
 406     d3d10_rasterizer_state_QueryInterface,
 407     d3d10_rasterizer_state_AddRef,
 408     d3d10_rasterizer_state_Release,
 409     /* ID3D10DeviceChild methods */
 410     d3d10_rasterizer_state_GetDevice,
 411     d3d10_rasterizer_state_GetPrivateData,
 412     d3d10_rasterizer_state_SetPrivateData,
 413     d3d10_rasterizer_state_SetPrivateDataInterface,
 414     /* ID3D10RasterizerState methods */
 415     d3d10_rasterizer_state_GetDesc,
 416 };
 417
 418 HRESULT d3d10_rasterizer_state_init(struct d3d10_rasterizer_state *state, struct d3d10_device *device,
 419         const D3D10_RASTERIZER_DESC *desc)
 420 {
 421     state->ID3D10RasterizerState_iface.lpVtbl = &d3d10_rasterizer_state_vtbl;
 422     state->refcount = 1;
 423     state->device = device;
 424     state->desc = *desc;
 425
 426     if (wine_rb_put(&device->rasterizer_states, desc, &state->entry) == -1)
 427     {
 428         ERR("Failed to insert rasterizer state entry.\n");
 429         return E_FAIL;
 430     }
 431
 432     return S_OK;
 433 }
 434
 435 struct d3d10_rasterizer_state *unsafe_impl_from_ID3D10RasterizerState(ID3D10RasterizerState *iface)
 436 {
 437     if (!iface)
 438         return NULL;
 439     assert(iface->lpVtbl == &d3d10_rasterizer_state_vtbl);
 440
 441     return impl_from_ID3D10RasterizerState(iface);
 442 }
 443
 444 static inline struct d3d10_sampler_state *impl_from_ID3D10SamplerState(ID3D10SamplerState *iface)
 445 {
 446     return CONTAINING_RECORD(iface, struct d3d10_sampler_state, ID3D10SamplerState_iface);
 447 }
 448
 449 /* IUnknown methods */
 450
 451 static HRESULT STDMETHODCALLTYPE d3d10_sampler_state_QueryInterface(ID3D10SamplerState *iface,
 452         REFIID riid, void **object)
 453 {
 454     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), object);
 455
 456     if (IsEqualGUID(riid, &IID_ID3D10SamplerState)
 457             || IsEqualGUID(riid, &IID_ID3D10DeviceChild)
 458             || IsEqualGUID(riid, &IID_IUnknown))
 459     {
 460         IUnknown_AddRef(iface);
 461         *object = iface;
 462         return S_OK;
 463     }
 464
 465     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 466
 467     *object = NULL;
 468     return E_NOINTERFACE;
 469 }
 470
 471 static ULONG STDMETHODCALLTYPE d3d10_sampler_state_AddRef(ID3D10SamplerState *iface)
 472 {
 473     struct d3d10_sampler_state *This = impl_from_ID3D10SamplerState(iface);
 474     ULONG refcount = InterlockedIncrement(&This->refcount);
 475
 476     TRACE("%p increasing refcount to %u.\n", This, refcount);
 477
 478     return refcount;
 479 }
 480
 481 static ULONG STDMETHODCALLTYPE d3d10_sampler_state_Release(ID3D10SamplerState *iface)
 482 {
 483     struct d3d10_sampler_state *state = impl_from_ID3D10SamplerState(iface);
 484     ULONG refcount = InterlockedDecrement(&state->refcount);
 485
 486     TRACE("%p decreasing refcount to %u.\n", state, refcount);
 487
 488     if (!refcount)
 489     {
 490         wined3d_sampler_decref(state->wined3d_sampler);
 491         wine_rb_remove(&state->device->sampler_states, &state->desc);
 492         HeapFree(GetProcessHeap(), 0, state);
 493     }
 494
 495     return refcount;
 496 }
 497
 498 /* ID3D10DeviceChild methods */
 499
 500 static void STDMETHODCALLTYPE d3d10_sampler_state_GetDevice(ID3D10SamplerState *iface, ID3D10Device **device)
 501 {
 502     FIXME("iface %p, device %p stub!\n", iface, device);
 503 }
 504
 505 static HRESULT STDMETHODCALLTYPE d3d10_sampler_state_GetPrivateData(ID3D10SamplerState *iface,
 506         REFGUID guid, UINT *data_size, void *data)
 507 {
 508     FIXME("iface %p, guid %s, data_size %p, data %p stub!\n",
 509             iface, debugstr_guid(guid), data_size, data);
 510
 511     return E_NOTIMPL;
 512 }
 513
 514 static HRESULT STDMETHODCALLTYPE d3d10_sampler_state_SetPrivateData(ID3D10SamplerState *iface,
 515         REFGUID guid, UINT data_size, const void *data)
 516 {
 517     FIXME("iface %p, guid %s, data_size %u, data %p stub!\n",
 518             iface, debugstr_guid(guid), data_size, data);
 519
 520     return E_NOTIMPL;
 521 }
 522
 523 static HRESULT STDMETHODCALLTYPE d3d10_sampler_state_SetPrivateDataInterface(ID3D10SamplerState *iface,
 524         REFGUID guid, const IUnknown *data)
 525 {
 526     FIXME("iface %p, guid %s, data %p stub!\n", iface, debugstr_guid(guid), data);
 527
 528     return E_NOTIMPL;
 529 }
 530
 531 /* ID3D10SamplerState methods */
 532
 533 static void STDMETHODCALLTYPE d3d10_sampler_state_GetDesc(ID3D10SamplerState *iface,
 534         D3D10_SAMPLER_DESC *desc)
 535 {
 536     struct d3d10_sampler_state *state = impl_from_ID3D10SamplerState(iface);
 537
 538     TRACE("iface %p, desc %p.\n", iface, desc);
 539
 540     *desc = state->desc;
 541 }
 542
 543 static const struct ID3D10SamplerStateVtbl d3d10_sampler_state_vtbl =
 544 {
 545     /* IUnknown methods */
 546     d3d10_sampler_state_QueryInterface,
 547     d3d10_sampler_state_AddRef,
 548     d3d10_sampler_state_Release,
 549     /* ID3D10DeviceChild methods */
 550     d3d10_sampler_state_GetDevice,
 551     d3d10_sampler_state_GetPrivateData,
 552     d3d10_sampler_state_SetPrivateData,
 553     d3d10_sampler_state_SetPrivateDataInterface,
 554     /* ID3D10SamplerState methods */
 555     d3d10_sampler_state_GetDesc,
 556 };
 557
 558 HRESULT d3d10_sampler_state_init(struct d3d10_sampler_state *state, struct d3d10_device *device,
 559         const D3D10_SAMPLER_DESC *desc)
 560 {
 561     HRESULT hr;
 562
 563     state->ID3D10SamplerState_iface.lpVtbl = &d3d10_sampler_state_vtbl;
 564     state->refcount = 1;
 565     state->device = device;
 566     state->desc = *desc;
 567
 568     if (FAILED(hr = wined3d_sampler_create(state, &state->wined3d_sampler)))
 569     {
 570         WARN("Failed to create wined3d sampler, hr %#x.\n", hr);
 571         return hr;
 572     }
 573
 574     if (wine_rb_put(&device->sampler_states, desc, &state->entry) == -1)
 575     {
 576         ERR("Failed to insert sampler state entry.\n");
 577         wined3d_sampler_decref(state->wined3d_sampler);
 578         return E_FAIL;
 579     }
 580
 581     return S_OK;
 582 }
 583
 584 struct d3d10_sampler_state *unsafe_impl_from_ID3D10SamplerState(ID3D10SamplerState *iface)
 585 {
 586     if (!iface)
 587         return NULL;
 588     assert(iface->lpVtbl == &d3d10_sampler_state_vtbl);
 589
 590     return impl_from_ID3D10SamplerState(iface);
 591 }