text: /*
   * 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);
  
  /* 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 = (struct dxgi_factory *)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 = (struct dxgi_factory *)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]);
          }
  
          EnterCriticalSection(&dxgi_cs);
          IWineD3D_Release(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)
  {
      FIXME("iface %p, riid %s, parent %p stub!\n", iface, debugstr_guid(riid), parent);
  
      return E_NOTIMPL;
  }
  
  /* IDXGIFactory methods */
  
  static HRESULT STDMETHODCALLTYPE dxgi_factory_EnumAdapters(IWineDXGIFactory *iface,
          UINT adapter_idx, IDXGIAdapter **adapter)
  {
      struct dxgi_factory *This = (struct dxgi_factory *)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;
      IWineD3DSwapChain *wined3d_swapchain;
      IWineD3DDevice *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 = IWineD3DDevice_GetNumberOfSwapChains(wined3d_device);
      if (count)
      {
          FIXME("Only a single swapchain supported.\n");
          IWineD3DDevice_Release(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 = IWineD3DDevice_Init3D(wined3d_device, &present_parameters);
      if (FAILED(hr))
      {
          WARN("Failed to initialize 3D, returning %#x\n", hr);
          IWineD3DDevice_Release(wined3d_device);
          return hr;
      }
  
      hr = IWineD3DDevice_GetSwapChain(wined3d_device, 0, &wined3d_swapchain);
      IWineD3DDevice_Release(wined3d_device);
      if (FAILED(hr))
      {
          WARN("Failed to get swapchain, returning %#x\n", hr);
          return hr;
      }
  
      hr = IWineD3DSwapChain_GetParent(wined3d_swapchain, (IUnknown **)swapchain);
      IUnknown_Release(wined3d_swapchain);
      if (FAILED(hr))
      {
          WARN("Failed to get swapchain, returning %#x\n", hr);
          return hr;
      }
  
      /* FIXME? The swapchain is created with refcount 1 by the wined3d device,
       * but the wined3d device can't hold a real reference. */
      IUnknown_Release(*swapchain);
  
      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 IWineD3D * STDMETHODCALLTYPE dxgi_factory_get_wined3d(IWineDXGIFactory *iface)
  {
      struct dxgi_factory *This = (struct dxgi_factory *)iface;
  
      TRACE("iface %p\n", iface);
  
      EnterCriticalSection(&dxgi_cs);
      IWineD3D_AddRef(This->wined3d);
      LeaveCriticalSection(&dxgi_cs);
      return This->wined3d;
  }
  
  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,
  };
  