dlls/dxgi/device.c

   1 /*
   2  * Copyright 2008 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 "dxgi_private.h"
  24
  25 WINE_DEFAULT_DEBUG_CHANNEL(dxgi);
  26
  27 static inline struct dxgi_device *impl_from_IWineDXGIDevice(IWineDXGIDevice *iface)
  28 {
  29     return CONTAINING_RECORD(iface, struct dxgi_device, IWineDXGIDevice_iface);
  30 }
  31
  32 /* IUnknown methods */
  33
  34 static HRESULT STDMETHODCALLTYPE dxgi_device_QueryInterface(IWineDXGIDevice *iface, REFIID riid, void **object)
  35 {
  36     struct dxgi_device *device = impl_from_IWineDXGIDevice(iface);
  37
  38     TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);
  39
  40     if (IsEqualGUID(riid, &IID_IUnknown)
  41             || IsEqualGUID(riid, &IID_IDXGIObject)
  42             || IsEqualGUID(riid, &IID_IDXGIDevice)
  43             || IsEqualGUID(riid, &IID_IDXGIDevice1)
  44             || IsEqualGUID(riid, &IID_IDXGIDevice2)
  45             || IsEqualGUID(riid, &IID_IDXGIDevice3)
  46             || IsEqualGUID(riid, &IID_IWineDXGIDevice))
  47     {
  48         IUnknown_AddRef(iface);
  49         *object = iface;
  50         return S_OK;
  51     }
  52
  53     if (IsEqualGUID(riid, &IID_IWineDXGISwapChainFactory))
  54     {
  55         IUnknown_AddRef(iface);
  56         *object = &device->IWineDXGISwapChainFactory_iface;
  57         return S_OK;
  58     }
  59
  60     if (device->child_layer)
  61     {
  62         TRACE("Forwarding to child layer %p.\n", device->child_layer);
  63         return IUnknown_QueryInterface(device->child_layer, riid, object);
  64     }
  65
  66     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  67
  68     *object = NULL;
  69     return E_NOINTERFACE;
  70 }
  71
  72 static ULONG STDMETHODCALLTYPE dxgi_device_AddRef(IWineDXGIDevice *iface)
  73 {
  74     struct dxgi_device *device = impl_from_IWineDXGIDevice(iface);
  75     ULONG refcount = InterlockedIncrement(&device->refcount);
  76
  77     TRACE("%p increasing refcount to %u\n", device, refcount);
  78
  79     return refcount;
  80 }
  81
  82 static ULONG STDMETHODCALLTYPE dxgi_device_Release(IWineDXGIDevice *iface)
  83 {
  84     struct dxgi_device *device = impl_from_IWineDXGIDevice(iface);
  85     ULONG refcount = InterlockedDecrement(&device->refcount);
  86
  87     TRACE("%p decreasing refcount to %u.\n", device, refcount);
  88
  89     if (!refcount)
  90     {
  91         if (device->child_layer)
  92             IUnknown_Release(device->child_layer);
  93         wined3d_mutex_lock();
  94         wined3d_swapchain_decref(device->implicit_swapchain);
  95         wined3d_device_decref(device->wined3d_device);
  96         wined3d_mutex_unlock();
  97         IWineDXGIAdapter_Release(device->adapter);
  98         wined3d_private_store_cleanup(&device->private_store);
  99         heap_free(device);
 100     }
 101
 102     return refcount;
 103 }
 104
 105 /* IDXGIObject methods */
 106
 107 static HRESULT STDMETHODCALLTYPE dxgi_device_SetPrivateData(IWineDXGIDevice *iface,
 108         REFGUID guid, UINT data_size, const void *data)
 109 {
 110     struct dxgi_device *device = impl_from_IWineDXGIDevice(iface);
 111
 112     TRACE("iface %p, guid %s, data_size %u, data %p.\n", iface, debugstr_guid(guid), data_size, data);
 113
 114     return dxgi_set_private_data(&device->private_store, guid, data_size, data);
 115 }
 116
 117 static HRESULT STDMETHODCALLTYPE dxgi_device_SetPrivateDataInterface(IWineDXGIDevice *iface,
 118         REFGUID guid, const IUnknown *object)
 119 {
 120     struct dxgi_device *device = impl_from_IWineDXGIDevice(iface);
 121
 122     TRACE("iface %p, guid %s, object %p.\n", iface, debugstr_guid(guid), object);
 123
 124     return dxgi_set_private_data_interface(&device->private_store, guid, object);
 125 }
 126
 127 static HRESULT STDMETHODCALLTYPE dxgi_device_GetPrivateData(IWineDXGIDevice *iface,
 128         REFGUID guid, UINT *data_size, void *data)
 129 {
 130     struct dxgi_device *device = impl_from_IWineDXGIDevice(iface);
 131
 132     TRACE("iface %p, guid %s, data_size %p, data %p.\n", iface, debugstr_guid(guid), data_size, data);
 133
 134     return dxgi_get_private_data(&device->private_store, guid, data_size, data);
 135 }
 136
 137 static HRESULT STDMETHODCALLTYPE dxgi_device_GetParent(IWineDXGIDevice *iface, REFIID riid, void **parent)
 138 {
 139     IDXGIAdapter *adapter;
 140     HRESULT hr;
 141
 142     TRACE("iface %p, riid %s, parent %p.\n", iface, debugstr_guid(riid), parent);
 143
 144     hr = IWineDXGIDevice_GetAdapter(iface, &adapter);
 145     if (FAILED(hr))
 146     {
 147         ERR("Failed to get adapter, hr %#x.\n", hr);
 148         return hr;
 149     }
 150
 151     hr = IDXGIAdapter_QueryInterface(adapter, riid, parent);
 152     IDXGIAdapter_Release(adapter);
 153
 154     return hr;
 155 }
 156
 157 /* IDXGIDevice methods */
 158
 159 static HRESULT STDMETHODCALLTYPE dxgi_device_GetAdapter(IWineDXGIDevice *iface, IDXGIAdapter **adapter)
 160 {
 161     struct dxgi_device *device = impl_from_IWineDXGIDevice(iface);
 162
 163     TRACE("iface %p, adapter %p.\n", iface, adapter);
 164
 165     *adapter = (IDXGIAdapter *)device->adapter;
 166     IDXGIAdapter_AddRef(*adapter);
 167     return S_OK;
 168 }
 169
 170 static HRESULT STDMETHODCALLTYPE dxgi_device_CreateSurface(IWineDXGIDevice *iface,
 171         const DXGI_SURFACE_DESC *desc, UINT surface_count, DXGI_USAGE usage,
 172         const DXGI_SHARED_RESOURCE *shared_resource, IDXGISurface **surface)
 173 {
 174     struct wined3d_device_parent *device_parent;
 175     struct wined3d_resource_desc surface_desc;
 176     IWineDXGIDeviceParent *dxgi_device_parent;
 177     HRESULT hr;
 178     UINT i;
 179     UINT j;
 180
 181     TRACE("iface %p, desc %p, surface_count %u, usage %#x, shared_resource %p, surface %p.\n",
 182             iface, desc, surface_count, usage, shared_resource, surface);
 183
 184     hr = IWineDXGIDevice_QueryInterface(iface, &IID_IWineDXGIDeviceParent, (void **)&dxgi_device_parent);
 185     if (FAILED(hr))
 186     {
 187         ERR("Device should implement IWineDXGIDeviceParent.\n");
 188         return E_FAIL;
 189     }
 190
 191     device_parent = IWineDXGIDeviceParent_get_wined3d_device_parent(dxgi_device_parent);
 192
 193     surface_desc.resource_type = WINED3D_RTYPE_TEXTURE_2D;
 194     surface_desc.format = wined3dformat_from_dxgi_format(desc->Format);
 195     wined3d_sample_desc_from_dxgi(&surface_desc.multisample_type,
 196             &surface_desc.multisample_quality, &desc->SampleDesc);
 197     surface_desc.bind_flags = wined3d_bind_flags_from_dxgi_usage(usage);
 198     surface_desc.usage = 0;
 199     surface_desc.access = WINED3D_RESOURCE_ACCESS_GPU;
 200     surface_desc.width = desc->Width;
 201     surface_desc.height = desc->Height;
 202     surface_desc.depth = 1;
 203     surface_desc.size = 0;
 204
 205     wined3d_mutex_lock();
 206     memset(surface, 0, surface_count * sizeof(*surface));
 207     for (i = 0; i < surface_count; ++i)
 208     {
 209         struct wined3d_texture *wined3d_texture;
 210         IUnknown *parent;
 211
 212         if (FAILED(hr = device_parent->ops->create_swapchain_texture(device_parent,
 213                 NULL, &surface_desc, 0, &wined3d_texture)))
 214         {
 215             ERR("Failed to create surface, hr %#x.\n", hr);
 216             goto fail;
 217         }
 218
 219         parent = wined3d_texture_get_parent(wined3d_texture);
 220         hr = IUnknown_QueryInterface(parent, &IID_IDXGISurface, (void **)&surface[i]);
 221         wined3d_texture_decref(wined3d_texture);
 222         if (FAILED(hr))
 223         {
 224             ERR("Surface should implement IDXGISurface.\n");
 225             goto fail;
 226         }
 227
 228         TRACE("Created IDXGISurface %p (%u/%u).\n", surface[i], i + 1, surface_count);
 229     }
 230     wined3d_mutex_unlock();
 231     IWineDXGIDeviceParent_Release(dxgi_device_parent);
 232
 233     return S_OK;
 234
 235 fail:
 236     wined3d_mutex_unlock();
 237     for (j = 0; j < i; ++j)
 238     {
 239         IDXGISurface_Release(surface[i]);
 240     }
 241     IWineDXGIDeviceParent_Release(dxgi_device_parent);
 242     return hr;
 243 }
 244
 245 static HRESULT STDMETHODCALLTYPE dxgi_device_QueryResourceResidency(IWineDXGIDevice *iface,
 246         IUnknown *const *resources, DXGI_RESIDENCY *residency, UINT resource_count)
 247 {
 248     FIXME("iface %p, resources %p, residency %p, resource_count %u stub!\n",
 249             iface, resources, residency, resource_count);
 250
 251     return E_NOTIMPL;
 252 }
 253
 254 static HRESULT STDMETHODCALLTYPE dxgi_device_SetGPUThreadPriority(IWineDXGIDevice *iface, INT priority)
 255 {
 256     FIXME("iface %p, priority %d stub!\n", iface, priority);
 257
 258     return E_NOTIMPL;
 259 }
 260
 261 static HRESULT STDMETHODCALLTYPE dxgi_device_GetGPUThreadPriority(IWineDXGIDevice *iface, INT *priority)
 262 {
 263     FIXME("iface %p, priority %p stub!\n", iface, priority);
 264
 265     return E_NOTIMPL;
 266 }
 267
 268 static HRESULT STDMETHODCALLTYPE dxgi_device_SetMaximumFrameLatency(IWineDXGIDevice *iface, UINT max_latency)
 269 {
 270     struct dxgi_device *device = impl_from_IWineDXGIDevice(iface);
 271
 272     TRACE("iface %p, max_latency %u.\n", iface, max_latency);
 273
 274     if (max_latency > DXGI_FRAME_LATENCY_MAX)
 275         return DXGI_ERROR_INVALID_CALL;
 276
 277     wined3d_mutex_lock();
 278     wined3d_device_set_max_frame_latency(device->wined3d_device, max_latency);
 279     wined3d_mutex_unlock();
 280
 281     return S_OK;
 282 }
 283
 284 static HRESULT STDMETHODCALLTYPE dxgi_device_GetMaximumFrameLatency(IWineDXGIDevice *iface, UINT *max_latency)
 285 {
 286     struct dxgi_device *device = impl_from_IWineDXGIDevice(iface);
 287
 288     TRACE("iface %p, max_latency %p.\n", iface, max_latency);
 289
 290     if (!max_latency)
 291         return DXGI_ERROR_INVALID_CALL;
 292
 293     wined3d_mutex_lock();
 294     *max_latency = wined3d_device_get_max_frame_latency(device->wined3d_device);
 295     wined3d_mutex_unlock();
 296
 297     return S_OK;
 298 }
 299
 300 static HRESULT STDMETHODCALLTYPE dxgi_device_OfferResources(IWineDXGIDevice *iface, UINT resource_count,
 301         IDXGIResource * const *resources, DXGI_OFFER_RESOURCE_PRIORITY priority)
 302 {
 303     FIXME("iface %p, resource_count %u, resources %p, priority %u stub!\n", iface, resource_count,
 304         resources, priority);
 305
 306     return E_NOTIMPL;
 307 }
 308
 309 static HRESULT STDMETHODCALLTYPE dxgi_device_ReclaimResources(IWineDXGIDevice *iface, UINT resource_count,
 310         IDXGIResource * const *resources, BOOL *discarded)
 311 {
 312     FIXME("iface %p, resource_count %u, resources %p, discarded %p stub!\n", iface, resource_count,
 313         resources, discarded);
 314
 315     return E_NOTIMPL;
 316 }
 317
 318 static HRESULT STDMETHODCALLTYPE dxgi_device_EnqueueSetEvent(IWineDXGIDevice *iface, HANDLE event)
 319 {
 320     FIXME("iface %p, event %p stub!\n", iface, event);
 321
 322     return E_NOTIMPL;
 323 }
 324
 325 static void STDMETHODCALLTYPE dxgi_device_Trim(IWineDXGIDevice *iface)
 326 {
 327     FIXME("iface %p stub!\n", iface);
 328 }
 329
 330 /* IWineDXGIDevice methods */
 331
 332 static HRESULT STDMETHODCALLTYPE dxgi_device_create_surface(IWineDXGIDevice *iface,
 333         struct wined3d_texture *wined3d_texture, DXGI_USAGE usage,
 334         const DXGI_SHARED_RESOURCE *shared_resource, IUnknown *outer, void **surface)
 335 {
 336     struct dxgi_surface *object;
 337     HRESULT hr;
 338
 339     TRACE("iface %p, wined3d_texture %p, usage %#x, shared_resource %p, outer %p, surface %p.\n",
 340             iface, wined3d_texture, usage, shared_resource, outer, surface);
 341
 342     if (!(object = heap_alloc_zero(sizeof(*object))))
 343     {
 344         ERR("Failed to allocate DXGI surface object memory.\n");
 345         return E_OUTOFMEMORY;
 346     }
 347
 348     if (FAILED(hr = dxgi_surface_init(object, (IDXGIDevice *)iface, outer, wined3d_texture)))
 349     {
 350         WARN("Failed to initialize surface, hr %#x.\n", hr);
 351         heap_free(object);
 352         return hr;
 353     }
 354
 355     TRACE("Created IDXGISurface %p.\n", object);
 356     *surface = outer ? &object->IUnknown_iface : (IUnknown *)&object->IDXGISurface1_iface;
 357
 358     return S_OK;
 359 }
 360
 361 static const struct IWineDXGIDeviceVtbl dxgi_device_vtbl =
 362 {
 363     /* IUnknown methods */
 364     dxgi_device_QueryInterface,
 365     dxgi_device_AddRef,
 366     dxgi_device_Release,
 367     /* IDXGIObject methods */
 368     dxgi_device_SetPrivateData,
 369     dxgi_device_SetPrivateDataInterface,
 370     dxgi_device_GetPrivateData,
 371     dxgi_device_GetParent,
 372     /* IDXGIDevice methods */
 373     dxgi_device_GetAdapter,
 374     dxgi_device_CreateSurface,
 375     dxgi_device_QueryResourceResidency,
 376     dxgi_device_SetGPUThreadPriority,
 377     dxgi_device_GetGPUThreadPriority,
 378     /* IDXGIDevice1 methods */
 379     dxgi_device_SetMaximumFrameLatency,
 380     dxgi_device_GetMaximumFrameLatency,
 381     /* IDXGIDevice2 methods */
 382     dxgi_device_OfferResources,
 383     dxgi_device_ReclaimResources,
 384     dxgi_device_EnqueueSetEvent,
 385     /* IDXGIDevice3 methods */
 386     dxgi_device_Trim,
 387     /* IWineDXGIDevice methods */
 388     dxgi_device_create_surface,
 389 };
 390
 391 static inline struct dxgi_device *impl_from_IWineDXGISwapChainFactory(IWineDXGISwapChainFactory *iface)
 392 {
 393     return CONTAINING_RECORD(iface, struct dxgi_device, IWineDXGISwapChainFactory_iface);
 394 }
 395
 396 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_factory_QueryInterface(IWineDXGISwapChainFactory *iface,
 397         REFIID iid, void **out)
 398 {
 399     struct dxgi_device *device = impl_from_IWineDXGISwapChainFactory(iface);
 400
 401     TRACE("iface %p, iid %s, out %p.\n", iface, debugstr_guid(iid), out);
 402
 403     return dxgi_device_QueryInterface(&device->IWineDXGIDevice_iface, iid, out);
 404 }
 405
 406 static ULONG STDMETHODCALLTYPE dxgi_swapchain_factory_AddRef(IWineDXGISwapChainFactory *iface)
 407 {
 408     struct dxgi_device *device = impl_from_IWineDXGISwapChainFactory(iface);
 409
 410     TRACE("iface %p.\n", iface);
 411
 412     return dxgi_device_AddRef(&device->IWineDXGIDevice_iface);
 413 }
 414
 415 static ULONG STDMETHODCALLTYPE dxgi_swapchain_factory_Release(IWineDXGISwapChainFactory *iface)
 416 {
 417     struct dxgi_device *device = impl_from_IWineDXGISwapChainFactory(iface);
 418
 419     TRACE("iface %p.\n", iface);
 420
 421     return dxgi_device_Release(&device->IWineDXGIDevice_iface);
 422 }
 423
 424 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_factory_create_swapchain(IWineDXGISwapChainFactory *iface,
 425         IDXGIFactory *factory, HWND window, const DXGI_SWAP_CHAIN_DESC1 *desc,
 426         const DXGI_SWAP_CHAIN_FULLSCREEN_DESC *fullscreen_desc, IDXGIOutput *output, IDXGISwapChain1 **swapchain)
 427 {
 428     struct dxgi_device *device = impl_from_IWineDXGISwapChainFactory(iface);
 429     struct wined3d_swapchain_desc wined3d_desc;
 430     struct IDXGIOutput *containing_output;
 431     struct d3d11_swapchain *object;
 432     HRESULT hr;
 433
 434     TRACE("iface %p, factory %p, window %p, desc %p, fullscreen_desc %p, output %p, swapchain %p.\n",
 435             iface, factory, window, desc, fullscreen_desc, output, swapchain);
 436
 437     if (FAILED(hr = dxgi_get_output_from_window(factory, window, &containing_output)))
 438     {
 439         WARN("Failed to get output from window %p, hr %#x.\n", window, hr);
 440         return hr;
 441     }
 442
 443     hr = wined3d_swapchain_desc_from_dxgi(&wined3d_desc, containing_output, window, desc,
 444             fullscreen_desc);
 445     IDXGIOutput_Release(containing_output);
 446     if (FAILED(hr))
 447         return hr;
 448
 449     if (!(object = heap_alloc_zero(sizeof(*object))))
 450     {
 451         ERR("Failed to allocate swapchain memory.\n");
 452         return E_OUTOFMEMORY;
 453     }
 454
 455     if (FAILED(hr = d3d11_swapchain_init(object, device, &wined3d_desc)))
 456     {
 457         WARN("Failed to initialise swapchain, hr %#x.\n", hr);
 458         heap_free(object);
 459         return hr;
 460     }
 461
 462     TRACE("Created swapchain %p.\n", object);
 463
 464     *swapchain = &object->IDXGISwapChain1_iface;
 465
 466     return S_OK;
 467 }
 468
 469 static const struct IWineDXGISwapChainFactoryVtbl dxgi_swapchain_factory_vtbl =
 470 {
 471     dxgi_swapchain_factory_QueryInterface,
 472     dxgi_swapchain_factory_AddRef,
 473     dxgi_swapchain_factory_Release,
 474     dxgi_swapchain_factory_create_swapchain,
 475 };
 476
 477 HRESULT dxgi_device_init(struct dxgi_device *device, struct dxgi_device_layer *layer,
 478         IDXGIFactory *factory, IDXGIAdapter *adapter,
 479         const D3D_FEATURE_LEVEL *feature_levels, unsigned int level_count)
 480 {
 481     struct wined3d_device_parent *wined3d_device_parent;
 482     struct wined3d_swapchain_desc swapchain_desc;
 483     IWineDXGIDeviceParent *dxgi_device_parent;
 484     struct d3d11_swapchain *swapchain;
 485     struct dxgi_adapter *dxgi_adapter;
 486     struct dxgi_factory *dxgi_factory;
 487     struct dxgi_output *dxgi_output;
 488     struct IDXGIOutput *output;
 489     void *layer_base;
 490     HWND window;
 491     HRESULT hr;
 492
 493     if (!(dxgi_factory = unsafe_impl_from_IDXGIFactory(factory)))
 494     {
 495         WARN("This is not the factory we're looking for.\n");
 496         return E_FAIL;
 497     }
 498
 499     if (!(dxgi_adapter = unsafe_impl_from_IDXGIAdapter(adapter)))
 500     {
 501         WARN("This is not the adapter we're looking for.\n");
 502         return E_FAIL;
 503     }
 504
 505     device->IWineDXGIDevice_iface.lpVtbl = &dxgi_device_vtbl;
 506     device->IWineDXGISwapChainFactory_iface.lpVtbl = &dxgi_swapchain_factory_vtbl;
 507     device->refcount = 1;
 508     wined3d_mutex_lock();
 509     wined3d_private_store_init(&device->private_store);
 510
 511     layer_base = device + 1;
 512
 513     if (FAILED(hr = layer->create(layer->id, &layer_base, 0,
 514             device, &IID_IUnknown, (void **)&device->child_layer)))
 515     {
 516         WARN("Failed to create device, returning %#x.\n", hr);
 517         wined3d_private_store_cleanup(&device->private_store);
 518         wined3d_mutex_unlock();
 519         return hr;
 520     }
 521
 522     if (FAILED(hr = IWineDXGIDevice_QueryInterface(&device->IWineDXGIDevice_iface,
 523             &IID_IWineDXGIDeviceParent, (void **)&dxgi_device_parent)))
 524     {
 525         ERR("DXGI device should implement IWineDXGIDeviceParent.\n");
 526         IUnknown_Release(device->child_layer);
 527         wined3d_private_store_cleanup(&device->private_store);
 528         wined3d_mutex_unlock();
 529         return hr;
 530     }
 531     wined3d_device_parent = IWineDXGIDeviceParent_get_wined3d_device_parent(dxgi_device_parent);
 532     IWineDXGIDeviceParent_Release(dxgi_device_parent);
 533
 534     if (FAILED(hr = wined3d_device_create(dxgi_factory->wined3d,
 535             dxgi_adapter->wined3d_adapter, WINED3D_DEVICE_TYPE_HAL, NULL, 0, 4,
 536             (const enum wined3d_feature_level *)feature_levels, level_count,
 537             wined3d_device_parent, &device->wined3d_device)))
 538     {
 539         WARN("Failed to create a wined3d device, returning %#x.\n", hr);
 540         IUnknown_Release(device->child_layer);
 541         wined3d_private_store_cleanup(&device->private_store);
 542         wined3d_mutex_unlock();
 543         return hr;
 544     }
 545
 546     window = dxgi_factory_get_device_window(dxgi_factory);
 547     if (FAILED(hr = dxgi_get_output_from_window(factory, window, &output)))
 548     {
 549         ERR("Failed to get output from window %p.\n", window);
 550         wined3d_device_decref(device->wined3d_device);
 551         IUnknown_Release(device->child_layer);
 552         wined3d_private_store_cleanup(&device->private_store);
 553         wined3d_mutex_unlock();
 554         return hr;
 555     }
 556     dxgi_output = unsafe_impl_from_IDXGIOutput(output);
 557
 558     memset(&swapchain_desc, 0, sizeof(swapchain_desc));
 559     swapchain_desc.swap_effect = WINED3D_SWAP_EFFECT_DISCARD;
 560     swapchain_desc.device_window = window;
 561     swapchain_desc.windowed = TRUE;
 562     swapchain_desc.flags = WINED3D_SWAPCHAIN_IMPLICIT;
 563     swapchain_desc.output = dxgi_output->wined3d_output;
 564     IDXGIOutput_Release(output);
 565
 566     if (!(swapchain = heap_alloc_zero(sizeof(*swapchain))))
 567     {
 568         ERR("Failed to allocate swapchain memory.\n");
 569         wined3d_device_decref(device->wined3d_device);
 570         IUnknown_Release(device->child_layer);
 571         wined3d_private_store_cleanup(&device->private_store);
 572         wined3d_mutex_unlock();
 573         return E_OUTOFMEMORY;
 574     }
 575
 576     if (FAILED(hr = d3d11_swapchain_init(swapchain, device, &swapchain_desc)))
 577     {
 578         WARN("Failed to initialize swapchain, hr %#x.\n", hr);
 579         heap_free(swapchain);
 580         wined3d_device_decref(device->wined3d_device);
 581         IUnknown_Release(device->child_layer);
 582         wined3d_private_store_cleanup(&device->private_store);
 583         wined3d_mutex_unlock();
 584         return hr;
 585     }
 586     device->implicit_swapchain = swapchain->wined3d_swapchain;
 587
 588     TRACE("Created swapchain %p.\n", swapchain);
 589
 590     wined3d_mutex_unlock();
 591
 592     device->adapter = &dxgi_adapter->IWineDXGIAdapter_iface;
 593     IWineDXGIAdapter_AddRef(device->adapter);
 594
 595     return S_OK;
 596 }