Wine Cross Reference
wine/dlls/dxgi/swapchain.c

   /*
    * 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_swapchain_QueryInterface(IDXGISwapChain *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_IDXGIDeviceSubObject)
              || IsEqualGUID(riid, &IID_IDXGISwapChain))
      {
          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_swapchain_AddRef(IDXGISwapChain *iface)
  {
      struct dxgi_swapchain *This = (struct dxgi_swapchain *)iface;
      ULONG refcount = InterlockedIncrement(&This->refcount);
  
      TRACE("%p increasing refcount to %u\n", This, refcount);
  
      return refcount;
  }
  
  static ULONG STDMETHODCALLTYPE destroy_swapchain(IWineD3DSwapChain *swapchain)
  {
      TRACE("swapchain %p\n", swapchain);
  
      return IWineD3DSwapChain_Release(swapchain);
  }
  
  static ULONG STDMETHODCALLTYPE dxgi_swapchain_Release(IDXGISwapChain *iface)
  {
      struct dxgi_swapchain *This = (struct dxgi_swapchain *)iface;
      ULONG refcount = InterlockedDecrement(&This->refcount);
  
      TRACE("%p decreasing refcount to %u\n", This, refcount);
  
      if (!refcount)
      {
          IWineD3DDevice *wined3d_device;
          HRESULT hr;
  
          FIXME("Only a single swapchain is supported\n");
  
          hr = IWineD3DSwapChain_GetDevice(This->wined3d_swapchain, &wined3d_device);
          if (FAILED(hr))
          {
              ERR("Failed to get the wined3d device, hr %#x\n", hr);
          }
          else
          {
              hr = IWineD3DDevice_Uninit3D(wined3d_device, destroy_swapchain);
              IWineD3DDevice_Release(wined3d_device);
              if (FAILED(hr))
              {
                  ERR("Uninit3D failed, hr %#x\n", hr);
              }
          }
  
          HeapFree(GetProcessHeap(), 0, This);
      }
  
      return refcount;
  }
 
 /* IDXGIObject methods */
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_SetPrivateData(IDXGISwapChain *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_swapchain_SetPrivateDataInterface(IDXGISwapChain *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_swapchain_GetPrivateData(IDXGISwapChain *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_swapchain_GetParent(IDXGISwapChain *iface, REFIID riid, void **parent)
 {
     FIXME("iface %p, riid %s, parent %p stub!\n", iface, debugstr_guid(riid), parent);
 
     return E_NOTIMPL;
 }
 
 /* IDXGIDeviceSubObject methods */
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_GetDevice(IDXGISwapChain *iface, REFIID riid, void **device)
 {
     FIXME("iface %p, riid %s, device %p stub!\n", iface, debugstr_guid(riid), device);
 
     return E_NOTIMPL;
 }
 
 /* IDXGISwapChain methods */
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_Present(IDXGISwapChain *iface, UINT sync_interval, UINT flags)
 {
     struct dxgi_swapchain *This = (struct dxgi_swapchain *)iface;
 
     TRACE("iface %p, sync_interval %u, flags %#x\n", iface, sync_interval, flags);
 
     if (sync_interval) FIXME("Unimplemented sync interval %u\n", sync_interval);
     if (flags) FIXME("Unimplemented flags %#x\n", flags);
 
     return IWineD3DSwapChain_Present(This->wined3d_swapchain, NULL, NULL, NULL, NULL, 0);
 }
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_GetBuffer(IDXGISwapChain *iface,
         UINT buffer_idx, REFIID riid, void **surface)
 {
     struct dxgi_swapchain *This = (struct dxgi_swapchain *)iface;
     IWineD3DSurface *backbuffer;
     IUnknown *parent;
     HRESULT hr;
 
     TRACE("iface %p, buffer_idx %u, riid %s, surface %p\n",
             iface, buffer_idx, debugstr_guid(riid), surface);
 
     EnterCriticalSection(&dxgi_cs);
 
     hr = IWineD3DSwapChain_GetBackBuffer(This->wined3d_swapchain, buffer_idx, WINED3DBACKBUFFER_TYPE_MONO, &backbuffer);
     if (FAILED(hr))
     {
         LeaveCriticalSection(&dxgi_cs);
         return hr;
     }
 
     parent = IWineD3DSurface_GetParent(backbuffer);
     hr = IUnknown_QueryInterface(parent, riid, surface);
     IWineD3DSurface_Release(backbuffer);
     LeaveCriticalSection(&dxgi_cs);
 
     return hr;
 }
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_SetFullscreenState(IDXGISwapChain *iface,
         BOOL fullscreen, IDXGIOutput *target)
 {
     FIXME("iface %p, fullscreen %u, target %p stub!\n", iface, fullscreen, target);
 
     return E_NOTIMPL;
 }
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_GetFullscreenState(IDXGISwapChain *iface,
         BOOL *fullscreen, IDXGIOutput **target)
 {
     FIXME("iface %p, fullscreen %p, target %p stub!\n", iface, fullscreen, target);
 
     return E_NOTIMPL;
 }
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_GetDesc(IDXGISwapChain *iface, DXGI_SWAP_CHAIN_DESC *desc)
 {
     FIXME("iface %p, desc %p stub!\n", iface, desc);
 
     return E_NOTIMPL;
 }
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_ResizeBuffers(IDXGISwapChain *iface,
         UINT buffer_count, UINT width, UINT height, DXGI_FORMAT format, UINT flags)
 {
     FIXME("iface %p, buffer_count %u, width %u, height %u, format %s, flags %#x stub!\n",
             iface, buffer_count, width, height, debug_dxgi_format(format), flags);
 
     return E_NOTIMPL;
 }
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_ResizeTarget(IDXGISwapChain *iface,
         const DXGI_MODE_DESC *target_mode_desc)
 {
     FIXME("iface %p, target_mode_desc %p stub!\n", iface, target_mode_desc);
 
     return E_NOTIMPL;
 }
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_GetContainingOutput(IDXGISwapChain *iface, IDXGIOutput **output)
 {
     FIXME("iface %p, output %p stub!\n", iface, output);
 
     return E_NOTIMPL;
 }
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_GetFrameStatistics(IDXGISwapChain *iface, DXGI_FRAME_STATISTICS *stats)
 {
     FIXME("iface %p, stats %p stub!\n", iface, stats);
 
     return E_NOTIMPL;
 }
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_GetLastPresentCount(IDXGISwapChain *iface, UINT *last_present_count)
 {
     FIXME("iface %p, last_present_count %p stub!\n", iface, last_present_count);
 
     return E_NOTIMPL;
 }
 
 static const struct IDXGISwapChainVtbl dxgi_swapchain_vtbl =
 {
     /* IUnknown methods */
     dxgi_swapchain_QueryInterface,
     dxgi_swapchain_AddRef,
     dxgi_swapchain_Release,
     /* IDXGIObject methods */
     dxgi_swapchain_SetPrivateData,
     dxgi_swapchain_SetPrivateDataInterface,
     dxgi_swapchain_GetPrivateData,
     dxgi_swapchain_GetParent,
     /* IDXGIDeviceSubObject methods */
     dxgi_swapchain_GetDevice,
     /* IDXGISwapChain methods */
     dxgi_swapchain_Present,
     dxgi_swapchain_GetBuffer,
     dxgi_swapchain_SetFullscreenState,
     dxgi_swapchain_GetFullscreenState,
     dxgi_swapchain_GetDesc,
     dxgi_swapchain_ResizeBuffers,
     dxgi_swapchain_ResizeTarget,
     dxgi_swapchain_GetContainingOutput,
     dxgi_swapchain_GetFrameStatistics,
     dxgi_swapchain_GetLastPresentCount,
 };
 
 HRESULT dxgi_swapchain_init(struct dxgi_swapchain *swapchain, struct dxgi_device *device,
         WINED3DPRESENT_PARAMETERS *present_parameters)
 {
     HRESULT hr;
 
     swapchain->vtbl = &dxgi_swapchain_vtbl;
     swapchain->refcount = 1;
 
     hr = IWineD3DDevice_CreateSwapChain(device->wined3d_device, present_parameters,
             SURFACE_OPENGL, swapchain, &swapchain->wined3d_swapchain);
     if (FAILED(hr))
     {
         WARN("Failed to create wined3d swapchain, hr %#x.\n", hr);
         return hr;
     }
 
     return S_OK;
 }