dlls/dxgi/factory.c - wine - Git at Google

 /*
  * Copyright 2008 Henri Verbeet for CodeWeavers
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  *
  */

 #include "config.h"
 #include "wine/port.h"

 #include "dxgi_private.h"

 WINE_DEFAULT_DEBUG_CHANNEL(dxgi);

 static inline struct dxgi_factory *impl_from_IWineDXGIFactory(IWineDXGIFactory *iface)
 {
     return CONTAINING_RECORD(iface, struct dxgi_factory, IWineDXGIFactory_iface);
 }

 /* IUnknown methods */

 static HRESULT STDMETHODCALLTYPE dxgi_factory_QueryInterface(IWineDXGIFactory *iface, REFIID riid, void **object)
 {
     TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);

     if (IsEqualGUID(riid, &IID_IUnknown)
             || IsEqualGUID(riid, &IID_IDXGIObject)
             || IsEqualGUID(riid, &IID_IDXGIFactory)
             || IsEqualGUID(riid, &IID_IWineDXGIFactory))
     {
         IUnknown_AddRef(iface);
         *object = iface;
         return S_OK;
     }

     WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));

     *object = NULL;
     return E_NOINTERFACE;
 }

 static ULONG STDMETHODCALLTYPE dxgi_factory_AddRef(IWineDXGIFactory *iface)
 {
     struct dxgi_factory *This = impl_from_IWineDXGIFactory(iface);
     ULONG refcount = InterlockedIncrement(&This->refcount);

     TRACE("%p increasing refcount to %u\n", This, refcount);

     return refcount;
 }

 static ULONG STDMETHODCALLTYPE dxgi_factory_Release(IWineDXGIFactory *iface)
 {
     struct dxgi_factory *This = impl_from_IWineDXGIFactory(iface);
     ULONG refcount = InterlockedDecrement(&This->refcount);

     TRACE("%p decreasing refcount to %u\n", This, refcount);

     if (!refcount)
     {
         UINT i;

         for (i = 0; i < This->adapter_count; ++i)
         {
             IDXGIAdapter_Release(This->adapters[i]);
         }
         HeapFree(GetProcessHeap(), 0, This->adapters);

         EnterCriticalSection(&dxgi_cs);
         wined3d_decref(This->wined3d);
         LeaveCriticalSection(&dxgi_cs);
         HeapFree(GetProcessHeap(), 0, This);
     }

     return refcount;
 }

 /* IDXGIObject methods */

 static HRESULT STDMETHODCALLTYPE dxgi_factory_SetPrivateData(IWineDXGIFactory *iface,
         REFGUID guid, UINT data_size, const void *data)
 {
     FIXME("iface %p, guid %s, data_size %u, data %p stub!\n", iface, debugstr_guid(guid), data_size, data);

     return E_NOTIMPL;
 }

 static HRESULT STDMETHODCALLTYPE dxgi_factory_SetPrivateDataInterface(IWineDXGIFactory *iface,
         REFGUID guid, const IUnknown *object)
 {
     FIXME("iface %p, guid %s, object %p stub!\n", iface, debugstr_guid(guid), object);

     return E_NOTIMPL;
 }

 static HRESULT STDMETHODCALLTYPE dxgi_factory_GetPrivateData(IWineDXGIFactory *iface,
         REFGUID guid, UINT *data_size, void *data)
 {
     FIXME("iface %p, guid %s, data_size %p, data %p stub!\n", iface, debugstr_guid(guid), data_size, data);

     return E_NOTIMPL;
 }

 static HRESULT STDMETHODCALLTYPE dxgi_factory_GetParent(IWineDXGIFactory *iface, REFIID riid, void **parent)
 {
     WARN("iface %p, riid %s, parent %p.\n", iface, debugstr_guid(riid), parent);

     *parent = NULL;

     return E_NOINTERFACE;
 }

 /* IDXGIFactory methods */

 static HRESULT STDMETHODCALLTYPE dxgi_factory_EnumAdapters(IWineDXGIFactory *iface,
         UINT adapter_idx, IDXGIAdapter **adapter)
 {
     struct dxgi_factory *This = impl_from_IWineDXGIFactory(iface);

     TRACE("iface %p, adapter_idx %u, adapter %p\n", iface, adapter_idx, adapter);

     if (!adapter) return DXGI_ERROR_INVALID_CALL;

     if (adapter_idx >= This->adapter_count)
     {
         *adapter = NULL;
         return DXGI_ERROR_NOT_FOUND;
     }

     *adapter = This->adapters[adapter_idx];
     IDXGIAdapter_AddRef(*adapter);

     TRACE("Returning adapter %p\n", *adapter);

     return S_OK;
 }

 static HRESULT STDMETHODCALLTYPE dxgi_factory_MakeWindowAssociation(IWineDXGIFactory *iface, HWND window, UINT flags)
 {
     FIXME("iface %p, window %p, flags %#x stub!\n\n", iface, window, flags);

     return E_NOTIMPL;
 }

 static HRESULT STDMETHODCALLTYPE dxgi_factory_GetWindowAssociation(IWineDXGIFactory *iface, HWND *window)
 {
     FIXME("iface %p, window %p stub!\n", iface, window);

     return E_NOTIMPL;
 }

 /* TODO: The DXGI swapchain desc is a bit nicer than WINED3DPRESENT_PARAMETERS,
  * change wined3d to use a structure more similar to DXGI. */
 static HRESULT STDMETHODCALLTYPE dxgi_factory_CreateSwapChain(IWineDXGIFactory *iface,
         IUnknown *device, DXGI_SWAP_CHAIN_DESC *desc, IDXGISwapChain **swapchain)
 {
     WINED3DPRESENT_PARAMETERS present_parameters;
     struct wined3d_swapchain *wined3d_swapchain;
     struct wined3d_device *wined3d_device;
     IWineDXGIDevice *dxgi_device;
     UINT count;
     HRESULT hr;

     FIXME("iface %p, device %p, desc %p, swapchain %p partial stub!\n", iface, device, desc, swapchain);

     hr = IUnknown_QueryInterface(device, &IID_IWineDXGIDevice, (void **)&dxgi_device);
     if (FAILED(hr))
     {
         ERR("This is not the device we're looking for\n");
         return hr;
     }

     wined3d_device = IWineDXGIDevice_get_wined3d_device(dxgi_device);
     IWineDXGIDevice_Release(dxgi_device);

     count = wined3d_device_get_swapchain_count(wined3d_device);
     if (count)
     {
         FIXME("Only a single swapchain supported.\n");
         wined3d_device_decref(wined3d_device);
         return E_FAIL;
     }

     if (!desc->OutputWindow)
     {
         FIXME("No output window, should use factory output window\n");
     }

     FIXME("Ignoring SwapEffect and Flags\n");

     present_parameters.BackBufferWidth = desc->BufferDesc.Width;
     present_parameters.BackBufferHeight = desc->BufferDesc.Height;
     present_parameters.BackBufferFormat = wined3dformat_from_dxgi_format(desc->BufferDesc.Format);
     present_parameters.BackBufferCount = desc->BufferCount;
     if (desc->SampleDesc.Count > 1)
     {
         present_parameters.MultiSampleType = desc->SampleDesc.Count;
         present_parameters.MultiSampleQuality = desc->SampleDesc.Quality;
     }
     else
     {
         present_parameters.MultiSampleType = WINED3DMULTISAMPLE_NONE;
         present_parameters.MultiSampleQuality = 0;
     }
     present_parameters.SwapEffect = WINED3DSWAPEFFECT_DISCARD;
     present_parameters.hDeviceWindow = desc->OutputWindow;
     present_parameters.Windowed = desc->Windowed;
     present_parameters.EnableAutoDepthStencil = FALSE;
     present_parameters.AutoDepthStencilFormat = 0;
     present_parameters.Flags = 0; /* WINED3DPRESENTFLAG_DISCARD_DEPTHSTENCIL? */
     present_parameters.FullScreen_RefreshRateInHz =
             desc->BufferDesc.RefreshRate.Numerator / desc->BufferDesc.RefreshRate.Denominator;
     present_parameters.PresentationInterval = WINED3DPRESENT_INTERVAL_DEFAULT;

     hr = wined3d_device_init_3d(wined3d_device, &present_parameters);
     if (FAILED(hr))
     {
         WARN("Failed to initialize 3D, returning %#x\n", hr);
         wined3d_device_decref(wined3d_device);
         return hr;
     }

     hr = wined3d_device_get_swapchain(wined3d_device, 0, &wined3d_swapchain);
     wined3d_device_decref(wined3d_device);
     if (FAILED(hr))
     {
         WARN("Failed to get swapchain, returning %#x\n", hr);
         return hr;
     }

     *swapchain = wined3d_swapchain_get_parent(wined3d_swapchain);
     wined3d_swapchain_decref(wined3d_swapchain);

     /* FIXME? The swapchain is created with refcount 1 by the wined3d device,
      * but the wined3d device can't hold a real reference. */

     TRACE("Created IDXGISwapChain %p\n", *swapchain);

     return S_OK;
 }

 static HRESULT STDMETHODCALLTYPE dxgi_factory_CreateSoftwareAdapter(IWineDXGIFactory *iface,
         HMODULE swrast, IDXGIAdapter **adapter)
 {
     FIXME("iface %p, swrast %p, adapter %p stub!\n", iface, swrast, adapter);

     return E_NOTIMPL;
 }

 /* IWineDXGIFactory methods */

 static struct wined3d * STDMETHODCALLTYPE dxgi_factory_get_wined3d(IWineDXGIFactory *iface)
 {
     struct dxgi_factory *This = impl_from_IWineDXGIFactory(iface);

     TRACE("iface %p\n", iface);

     EnterCriticalSection(&dxgi_cs);
     wined3d_incref(This->wined3d);
     LeaveCriticalSection(&dxgi_cs);
     return This->wined3d;
 }

 static const struct IWineDXGIFactoryVtbl dxgi_factory_vtbl =
 {
     /* IUnknown methods */
     dxgi_factory_QueryInterface,
     dxgi_factory_AddRef,
     dxgi_factory_Release,
     /* IDXGIObject methods */
     dxgi_factory_SetPrivateData,
     dxgi_factory_SetPrivateDataInterface,
     dxgi_factory_GetPrivateData,
     dxgi_factory_GetParent,
     /* IDXGIFactory methods */
     dxgi_factory_EnumAdapters,
     dxgi_factory_MakeWindowAssociation,
     dxgi_factory_GetWindowAssociation,
     dxgi_factory_CreateSwapChain,
     dxgi_factory_CreateSoftwareAdapter,
     /* IWineDXGIFactory methods */
     dxgi_factory_get_wined3d,
 };

 HRESULT dxgi_factory_init(struct dxgi_factory *factory)
 {
     HRESULT hr;
     UINT i;

     factory->IWineDXGIFactory_iface.lpVtbl = &dxgi_factory_vtbl;
     factory->refcount = 1;

     EnterCriticalSection(&dxgi_cs);
     factory->wined3d = wined3d_create(10, 0, factory);
     if (!factory->wined3d)
     {
         LeaveCriticalSection(&dxgi_cs);
         return DXGI_ERROR_UNSUPPORTED;
     }

     factory->adapter_count = wined3d_get_adapter_count(factory->wined3d);
     LeaveCriticalSection(&dxgi_cs);
     factory->adapters = HeapAlloc(GetProcessHeap(), 0, factory->adapter_count * sizeof(*factory->adapters));
     if (!factory->adapters)
     {
         ERR("Failed to allocate DXGI adapter array memory.\n");
         hr = E_OUTOFMEMORY;
         goto fail;
     }

     for (i = 0; i < factory->adapter_count; ++i)
     {
         struct dxgi_adapter *adapter = HeapAlloc(GetProcessHeap(), 0, sizeof(*adapter));
         if (!adapter)
         {
             UINT j;

             ERR("Failed to allocate DXGI adapter memory.\n");

             for (j = 0; j < i; ++j)
             {
                 IDXGIAdapter_Release(factory->adapters[j]);
             }
             hr = E_OUTOFMEMORY;
             goto fail;
         }

         hr = dxgi_adapter_init(adapter, &factory->IWineDXGIFactory_iface, i);
         if (FAILED(hr))
         {
             UINT j;

             ERR("Failed to initialize adapter, hr %#x.\n", hr);

             HeapFree(GetProcessHeap(), 0, adapter);
             for (j = 0; j < i; ++j)
             {
                 IDXGIAdapter_Release(factory->adapters[j]);
             }
             goto fail;
         }

         factory->adapters[i] = (IDXGIAdapter *)adapter;
     }

     return S_OK;

 fail:
     HeapFree(GetProcessHeap(), 0, factory->adapters);
     EnterCriticalSection(&dxgi_cs);
     wined3d_decref(factory->wined3d);
     LeaveCriticalSection(&dxgi_cs);
     return hr;
 }
	/*
	* Copyright 2008 Henri Verbeet for CodeWeavers
	*
	* This library is free software; you can redistribute it and/or
	* modify it under the terms of the GNU Lesser General Public
	* License as published by the Free Software Foundation; either
	* version 2.1 of the License, or (at your option) any later version.
	*
	* This library is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	* Lesser General Public License for more details.
	*
	* You should have received a copy of the GNU Lesser General Public
	* License along with this library; if not, write to the Free Software
	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
	*
	*/

	#include "config.h"
	#include "wine/port.h"

	#include "dxgi_private.h"

	WINE_DEFAULT_DEBUG_CHANNEL(dxgi);

	static inline struct dxgi_factory impl_from_IWineDXGIFactory(IWineDXGIFactory iface)
	{
	return CONTAINING_RECORD(iface, struct dxgi_factory, IWineDXGIFactory_iface);
	}

	/* IUnknown methods */

	static HRESULT STDMETHODCALLTYPE dxgi_factory_QueryInterface(IWineDXGIFactory iface, REFIID riid, void *object)
	{
	TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);

	if (IsEqualGUID(riid, &IID_IUnknown)
	\|\| IsEqualGUID(riid, &IID_IDXGIObject)
	\|\| IsEqualGUID(riid, &IID_IDXGIFactory)
	\|\| IsEqualGUID(riid, &IID_IWineDXGIFactory))
	{
	IUnknown_AddRef(iface);
	*object = iface;
	return S_OK;
	}

	WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));

	*object = NULL;
	return E_NOINTERFACE;
	}

	static ULONG STDMETHODCALLTYPE dxgi_factory_AddRef(IWineDXGIFactory *iface)
	{
	struct dxgi_factory *This = impl_from_IWineDXGIFactory(iface);
	ULONG refcount = InterlockedIncrement(&This->refcount);

	TRACE("%p increasing refcount to %u\n", This, refcount);

	return refcount;
	}

	static ULONG STDMETHODCALLTYPE dxgi_factory_Release(IWineDXGIFactory *iface)
	{
	struct dxgi_factory *This = impl_from_IWineDXGIFactory(iface);
	ULONG refcount = InterlockedDecrement(&This->refcount);

	TRACE("%p decreasing refcount to %u\n", This, refcount);

	if (!refcount)
	{
	UINT i;

	for (i = 0; i < This->adapter_count; ++i)
	{
	IDXGIAdapter_Release(This->adapters[i]);
	}
	HeapFree(GetProcessHeap(), 0, This->adapters);

	EnterCriticalSection(&dxgi_cs);
	wined3d_decref(This->wined3d);
	LeaveCriticalSection(&dxgi_cs);
	HeapFree(GetProcessHeap(), 0, This);
	}

	return refcount;
	}

	/* IDXGIObject methods */

	static HRESULT STDMETHODCALLTYPE dxgi_factory_SetPrivateData(IWineDXGIFactory *iface,
	REFGUID guid, UINT data_size, const void *data)
	{
	FIXME("iface %p, guid %s, data_size %u, data %p stub!\n", iface, debugstr_guid(guid), data_size, data);

	return E_NOTIMPL;
	}

	static HRESULT STDMETHODCALLTYPE dxgi_factory_SetPrivateDataInterface(IWineDXGIFactory *iface,
	REFGUID guid, const IUnknown *object)
	{
	FIXME("iface %p, guid %s, object %p stub!\n", iface, debugstr_guid(guid), object);

	return E_NOTIMPL;
	}

	static HRESULT STDMETHODCALLTYPE dxgi_factory_GetPrivateData(IWineDXGIFactory *iface,
	REFGUID guid, UINT data_size, void data)
	{
	FIXME("iface %p, guid %s, data_size %p, data %p stub!\n", iface, debugstr_guid(guid), data_size, data);

	return E_NOTIMPL;
	}

	static HRESULT STDMETHODCALLTYPE dxgi_factory_GetParent(IWineDXGIFactory iface, REFIID riid, void *parent)
	{
	WARN("iface %p, riid %s, parent %p.\n", iface, debugstr_guid(riid), parent);

	*parent = NULL;

	return E_NOINTERFACE;
	}

	/* IDXGIFactory methods */

	static HRESULT STDMETHODCALLTYPE dxgi_factory_EnumAdapters(IWineDXGIFactory *iface,
	UINT adapter_idx, IDXGIAdapter **adapter)
	{
	struct dxgi_factory *This = impl_from_IWineDXGIFactory(iface);

	TRACE("iface %p, adapter_idx %u, adapter %p\n", iface, adapter_idx, adapter);

	if (!adapter) return DXGI_ERROR_INVALID_CALL;

	if (adapter_idx >= This->adapter_count)
	{
	*adapter = NULL;
	return DXGI_ERROR_NOT_FOUND;
	}

	*adapter = This->adapters[adapter_idx];
	IDXGIAdapter_AddRef(*adapter);

	TRACE("Returning adapter %p\n", *adapter);

	return S_OK;
	}

	static HRESULT STDMETHODCALLTYPE dxgi_factory_MakeWindowAssociation(IWineDXGIFactory *iface, HWND window, UINT flags)
	{
	FIXME("iface %p, window %p, flags %#x stub!\n\n", iface, window, flags);

	return E_NOTIMPL;
	}

	static HRESULT STDMETHODCALLTYPE dxgi_factory_GetWindowAssociation(IWineDXGIFactory iface, HWND window)
	{
	FIXME("iface %p, window %p stub!\n", iface, window);

	return E_NOTIMPL;
	}

	/* TODO: The DXGI swapchain desc is a bit nicer than WINED3DPRESENT_PARAMETERS,
	* change wined3d to use a structure more similar to DXGI. */
	static HRESULT STDMETHODCALLTYPE dxgi_factory_CreateSwapChain(IWineDXGIFactory *iface,
	IUnknown device, DXGI_SWAP_CHAIN_DESC desc, IDXGISwapChain **swapchain)
	{
	WINED3DPRESENT_PARAMETERS present_parameters;
	struct wined3d_swapchain *wined3d_swapchain;
	struct wined3d_device *wined3d_device;
	IWineDXGIDevice *dxgi_device;
	UINT count;
	HRESULT hr;

	FIXME("iface %p, device %p, desc %p, swapchain %p partial stub!\n", iface, device, desc, swapchain);

	hr = IUnknown_QueryInterface(device, &IID_IWineDXGIDevice, (void **)&dxgi_device);
	if (FAILED(hr))
	{
	ERR("This is not the device we're looking for\n");
	return hr;
	}

	wined3d_device = IWineDXGIDevice_get_wined3d_device(dxgi_device);
	IWineDXGIDevice_Release(dxgi_device);

	count = wined3d_device_get_swapchain_count(wined3d_device);
	if (count)
	{
	FIXME("Only a single swapchain supported.\n");
	wined3d_device_decref(wined3d_device);
	return E_FAIL;
	}

	if (!desc->OutputWindow)
	{
	FIXME("No output window, should use factory output window\n");
	}

	FIXME("Ignoring SwapEffect and Flags\n");

	present_parameters.BackBufferWidth = desc->BufferDesc.Width;
	present_parameters.BackBufferHeight = desc->BufferDesc.Height;
	present_parameters.BackBufferFormat = wined3dformat_from_dxgi_format(desc->BufferDesc.Format);
	present_parameters.BackBufferCount = desc->BufferCount;
	if (desc->SampleDesc.Count > 1)
	{
	present_parameters.MultiSampleType = desc->SampleDesc.Count;
	present_parameters.MultiSampleQuality = desc->SampleDesc.Quality;
	}
	else
	{
	present_parameters.MultiSampleType = WINED3DMULTISAMPLE_NONE;
	present_parameters.MultiSampleQuality = 0;
	}
	present_parameters.SwapEffect = WINED3DSWAPEFFECT_DISCARD;
	present_parameters.hDeviceWindow = desc->OutputWindow;
	present_parameters.Windowed = desc->Windowed;
	present_parameters.EnableAutoDepthStencil = FALSE;
	present_parameters.AutoDepthStencilFormat = 0;
	present_parameters.Flags = 0; /* WINED3DPRESENTFLAG_DISCARD_DEPTHSTENCIL? */
	present_parameters.FullScreen_RefreshRateInHz =
	desc->BufferDesc.RefreshRate.Numerator / desc->BufferDesc.RefreshRate.Denominator;
	present_parameters.PresentationInterval = WINED3DPRESENT_INTERVAL_DEFAULT;

	hr = wined3d_device_init_3d(wined3d_device, &present_parameters);
	if (FAILED(hr))
	{
	WARN("Failed to initialize 3D, returning %#x\n", hr);
	wined3d_device_decref(wined3d_device);
	return hr;
	}

	hr = wined3d_device_get_swapchain(wined3d_device, 0, &wined3d_swapchain);
	wined3d_device_decref(wined3d_device);
	if (FAILED(hr))
	{
	WARN("Failed to get swapchain, returning %#x\n", hr);
	return hr;
	}

	*swapchain = wined3d_swapchain_get_parent(wined3d_swapchain);
	wined3d_swapchain_decref(wined3d_swapchain);

	/* FIXME? The swapchain is created with refcount 1 by the wined3d device,
	* but the wined3d device can't hold a real reference. */

	TRACE("Created IDXGISwapChain %p\n", *swapchain);

	return S_OK;
	}

	static HRESULT STDMETHODCALLTYPE dxgi_factory_CreateSoftwareAdapter(IWineDXGIFactory *iface,
	HMODULE swrast, IDXGIAdapter **adapter)
	{
	FIXME("iface %p, swrast %p, adapter %p stub!\n", iface, swrast, adapter);

	return E_NOTIMPL;
	}

	/* IWineDXGIFactory methods */

	static struct wined3d * STDMETHODCALLTYPE dxgi_factory_get_wined3d(IWineDXGIFactory *iface)
	{
	struct dxgi_factory *This = impl_from_IWineDXGIFactory(iface);

	TRACE("iface %p\n", iface);

	EnterCriticalSection(&dxgi_cs);
	wined3d_incref(This->wined3d);
	LeaveCriticalSection(&dxgi_cs);
	return This->wined3d;
	}

	static const struct IWineDXGIFactoryVtbl dxgi_factory_vtbl =
	{
	/* IUnknown methods */
	dxgi_factory_QueryInterface,
	dxgi_factory_AddRef,
	dxgi_factory_Release,
	/* IDXGIObject methods */
	dxgi_factory_SetPrivateData,
	dxgi_factory_SetPrivateDataInterface,
	dxgi_factory_GetPrivateData,
	dxgi_factory_GetParent,
	/* IDXGIFactory methods */
	dxgi_factory_EnumAdapters,
	dxgi_factory_MakeWindowAssociation,
	dxgi_factory_GetWindowAssociation,
	dxgi_factory_CreateSwapChain,
	dxgi_factory_CreateSoftwareAdapter,
	/* IWineDXGIFactory methods */
	dxgi_factory_get_wined3d,
	};

	HRESULT dxgi_factory_init(struct dxgi_factory *factory)
	{
	HRESULT hr;
	UINT i;

	factory->IWineDXGIFactory_iface.lpVtbl = &dxgi_factory_vtbl;
	factory->refcount = 1;

	EnterCriticalSection(&dxgi_cs);
	factory->wined3d = wined3d_create(10, 0, factory);
	if (!factory->wined3d)
	{
	LeaveCriticalSection(&dxgi_cs);
	return DXGI_ERROR_UNSUPPORTED;
	}

	factory->adapter_count = wined3d_get_adapter_count(factory->wined3d);
	LeaveCriticalSection(&dxgi_cs);
	factory->adapters = HeapAlloc(GetProcessHeap(), 0, factory->adapter_count * sizeof(*factory->adapters));
	if (!factory->adapters)
	{
	ERR("Failed to allocate DXGI adapter array memory.\n");
	hr = E_OUTOFMEMORY;
	goto fail;
	}

	for (i = 0; i < factory->adapter_count; ++i)
	{
	struct dxgi_adapter adapter = HeapAlloc(GetProcessHeap(), 0, sizeof(adapter));
	if (!adapter)
	{
	UINT j;

	ERR("Failed to allocate DXGI adapter memory.\n");

	for (j = 0; j < i; ++j)
	{
	IDXGIAdapter_Release(factory->adapters[j]);
	}
	hr = E_OUTOFMEMORY;
	goto fail;
	}

	hr = dxgi_adapter_init(adapter, &factory->IWineDXGIFactory_iface, i);
	if (FAILED(hr))
	{
	UINT j;

	ERR("Failed to initialize adapter, hr %#x.\n", hr);

	HeapFree(GetProcessHeap(), 0, adapter);
	for (j = 0; j < i; ++j)
	{
	IDXGIAdapter_Release(factory->adapters[j]);
	}
	goto fail;
	}

	factory->adapters[i] = (IDXGIAdapter *)adapter;
	}

	return S_OK;

	fail:
	HeapFree(GetProcessHeap(), 0, factory->adapters);
	EnterCriticalSection(&dxgi_cs);
	wined3d_decref(factory->wined3d);
	LeaveCriticalSection(&dxgi_cs);
	return hr;
	}