示例#1
0
文件: main.cpp 项目: Sintendo/dolphin
void VideoBackend::InitBackendInfo()
{
  HRESULT hr = DX11::D3D::LoadDXGI();
  if (SUCCEEDED(hr))
    hr = DX11::D3D::LoadD3D();
  if (FAILED(hr))
  {
    DX11::D3D::UnloadDXGI();
    return;
  }

  g_Config.backend_info.api_type = APIType::D3D;
  g_Config.backend_info.MaxTextureSize = D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION;
  g_Config.backend_info.bUsesLowerLeftOrigin = false;
  g_Config.backend_info.bSupportsExclusiveFullscreen = true;
  g_Config.backend_info.bSupportsDualSourceBlend = true;
  g_Config.backend_info.bSupportsPrimitiveRestart = true;
  g_Config.backend_info.bSupportsOversizedViewports = false;
  g_Config.backend_info.bSupportsGeometryShaders = true;
  g_Config.backend_info.bSupportsComputeShaders = false;
  g_Config.backend_info.bSupports3DVision = true;
  g_Config.backend_info.bSupportsPostProcessing = true;
  g_Config.backend_info.bSupportsPaletteConversion = true;
  g_Config.backend_info.bSupportsClipControl = true;
  g_Config.backend_info.bSupportsDepthClamp = true;
  g_Config.backend_info.bSupportsReversedDepthRange = false;
  g_Config.backend_info.bSupportsLogicOp = true;
  g_Config.backend_info.bSupportsMultithreading = false;
  g_Config.backend_info.bSupportsGPUTextureDecoding = true;
  g_Config.backend_info.bSupportsST3CTextures = false;
  g_Config.backend_info.bSupportsCopyToVram = true;
  g_Config.backend_info.bSupportsLargePoints = false;
  g_Config.backend_info.bSupportsPartialDepthCopies = false;
  g_Config.backend_info.bSupportsBitfield = false;
  g_Config.backend_info.bSupportsDynamicSamplerIndexing = false;
  g_Config.backend_info.bSupportsBPTCTextures = false;
  g_Config.backend_info.bSupportsFramebufferFetch = false;
  g_Config.backend_info.bSupportsBackgroundCompiling = true;

  IDXGIFactory2* factory;
  IDXGIAdapter* ad;
  hr = DX11::PCreateDXGIFactory(__uuidof(IDXGIFactory2), (void**)&factory);
  if (FAILED(hr))
    PanicAlert("Failed to create IDXGIFactory object");

  // adapters
  g_Config.backend_info.Adapters.clear();
  g_Config.backend_info.AAModes.clear();
  while (factory->EnumAdapters((UINT)g_Config.backend_info.Adapters.size(), &ad) !=
         DXGI_ERROR_NOT_FOUND)
  {
    const size_t adapter_index = g_Config.backend_info.Adapters.size();

    DXGI_ADAPTER_DESC desc;
    ad->GetDesc(&desc);

    // TODO: These don't get updated on adapter change, yet
    if (adapter_index == g_Config.iAdapter)
    {
      std::vector<DXGI_SAMPLE_DESC> modes = DX11::D3D::EnumAAModes(ad);
      // First iteration will be 1. This equals no AA.
      for (unsigned int i = 0; i < modes.size(); ++i)
      {
        g_Config.backend_info.AAModes.push_back(modes[i].Count);
      }

      D3D_FEATURE_LEVEL feature_level = D3D::GetFeatureLevel(ad);
      bool shader_model_5_supported = feature_level >= D3D_FEATURE_LEVEL_11_0;
      g_Config.backend_info.MaxTextureSize = D3D::GetMaxTextureSize(feature_level);

      // Requires the earlydepthstencil attribute (only available in shader model 5)
      g_Config.backend_info.bSupportsEarlyZ = shader_model_5_supported;

      // Requires full UAV functionality (only available in shader model 5)
      g_Config.backend_info.bSupportsBBox =
          g_Config.backend_info.bSupportsFragmentStoresAndAtomics = shader_model_5_supported;

      // Requires the instance attribute (only available in shader model 5)
      g_Config.backend_info.bSupportsGSInstancing = shader_model_5_supported;

      // Sample shading requires shader model 5
      g_Config.backend_info.bSupportsSSAA = shader_model_5_supported;
    }
    g_Config.backend_info.Adapters.push_back(UTF16ToUTF8(desc.Description));
    ad->Release();
  }
  factory->Release();

  DX11::D3D::UnloadDXGI();
  DX11::D3D::UnloadD3D();
}
示例#2
0
	// 建立渲染窗口
	/////////////////////////////////////////////////////////////////////////////////
	void D3D11RenderEngine::DoCreateRenderWindow(std::string const & name,
		RenderSettings const & settings)
	{
		motion_frames_ = settings.motion_frames;

		D3D11RenderWindowPtr win = MakeSharedPtr<D3D11RenderWindow>(gi_factory_, this->ActiveAdapter(),
			name, settings);

		switch (d3d_feature_level_)
		{
#if (_WIN32_WINNT >= 0x0602 /*_WIN32_WINNT_WIN8*/)
		case D3D_FEATURE_LEVEL_11_1:
#endif
		case D3D_FEATURE_LEVEL_11_0:
			vs_profile_ = "vs_5_0";
			ps_profile_ = "ps_5_0";
			gs_profile_ = "gs_5_0";
			cs_profile_ = "cs_5_0";
			hs_profile_ = "hs_5_0";
			ds_profile_ = "ds_5_0";
			break;

		case D3D_FEATURE_LEVEL_10_1:
			vs_profile_ = "vs_4_1";
			ps_profile_ = "ps_4_1";
			gs_profile_ = "gs_4_1";
			cs_profile_ = "cs_4_1";
			hs_profile_ = "";
			ds_profile_ = "";
			break;

		case D3D_FEATURE_LEVEL_10_0:
			vs_profile_ = "vs_4_0";
			ps_profile_ = "ps_4_0";
			gs_profile_ = "gs_4_0";
			cs_profile_ = "cs_4_0";
			hs_profile_ = "";
			ds_profile_ = "";
			break;

		case D3D_FEATURE_LEVEL_9_3:
			vs_profile_ = "vs_4_0_level_9_3";
			ps_profile_ = "ps_4_0_level_9_3";
			gs_profile_ = "";
			cs_profile_ = "";
			hs_profile_ = "";
			ds_profile_ = "";
			break;

		default:
			vs_profile_ = "vs_4_0_level_9_1";
			ps_profile_ = "ps_4_0_level_9_1";
			gs_profile_ = "";
			cs_profile_ = "";
			hs_profile_ = "";
			ds_profile_ = "";
			break;
		}

		this->ResetRenderStates();
		this->BindFrameBuffer(win);

		if (STM_LCDShutter == settings.stereo_method)
		{
			stereo_method_ = SM_None;

#if (_WIN32_WINNT >= 0x0602 /*_WIN32_WINNT_WIN8*/)
			IDXGIFactory2* factory;
			gi_factory_->QueryInterface(IID_IDXGIFactory2, reinterpret_cast<void**>(&factory));
			if (factory != nullptr)
			{
				if (factory->IsWindowedStereoEnabled())
				{
					stereo_method_ = SM_DXGI;
				}
				factory->Release();
			}
#endif

			if (SM_None == stereo_method_)
			{
				DXGI_ADAPTER_DESC1 adapter_desc;
				win->Adapter().DXGIAdapter()->GetDesc1(&adapter_desc);

				if (std::wstring(adapter_desc.Description).find(L"NVIDIA", 0) != std::wstring::npos)
				{
					stereo_method_ = SM_NV3DVision;

					RenderFactory& rf = Context::Instance().RenderFactoryInstance();

					uint32_t const w = win->Width();
					uint32_t const h = win->Height();
					stereo_nv_3d_vision_tex_ = rf.MakeTexture2D(w * 2, h + 1, 1, 1,
						settings.color_fmt, 1, 0, EAH_GPU_Read | EAH_GPU_Write, nullptr);

					stereo_nv_3d_vision_fb_ = rf.MakeFrameBuffer();
					stereo_nv_3d_vision_fb_->Attach(FrameBuffer::ATT_Color0,
						rf.Make2DRenderView(*stereo_nv_3d_vision_tex_, 0, 1, 0));

					NVSTEREOIMAGEHEADER sih;
					sih.dwSignature = NVSTEREO_IMAGE_SIGNATURE;
					sih.dwBPP = NumFormatBits(settings.color_fmt);
					sih.dwFlags = SIH_SWAP_EYES;
					sih.dwWidth = w * 2; 
					sih.dwHeight = h;

					ElementInitData init_data;
					init_data.data = &sih;
					init_data.row_pitch = sizeof(sih);
					init_data.slice_pitch = init_data.row_pitch;
					TexturePtr sih_tex = rf.MakeTexture2D(sizeof(sih) / NumFormatBytes(settings.color_fmt),
						1, 1, 1, settings.color_fmt, 1, 0, EAH_GPU_Read, &init_data);

					sih_tex->CopyToSubTexture2D(*stereo_nv_3d_vision_tex_,
						0, 0, 0, h, sih_tex->Width(0), 1,
						0, 0, 0, 0, sih_tex->Width(0), 1);
				}
				else if (std::wstring(adapter_desc.Description).find(L"AMD", 0) != std::wstring::npos)
				{
					stereo_method_ = SM_AMDQuadBuffer;
				}
			}
		}
	}
示例#3
0
void BBWin8Game::CreateD3dDevice(){

	CoreWindow ^window=CoreWindow::GetForCurrentThread();

	int width=DipsToPixels( window->Bounds.Width );
	int height=DipsToPixels( window->Bounds.Height );

#if WINDOWS_8
	switch( DisplayProperties::CurrentOrientation ){
	case DisplayOrientations::Portrait:
	case DisplayOrientations::PortraitFlipped:
		std::swap( width,height );
		break;
	}
#endif

	UINT creationFlags=D3D11_CREATE_DEVICE_BGRA_SUPPORT;
	
#ifdef _DEBUG
	creationFlags|=D3D11_CREATE_DEVICE_DEBUG;
#endif

#if WINDOWS_8	
	D3D_FEATURE_LEVEL featureLevels[]={
		D3D_FEATURE_LEVEL_11_1,
		D3D_FEATURE_LEVEL_11_0,
		D3D_FEATURE_LEVEL_10_1,
		D3D_FEATURE_LEVEL_10_0,
		D3D_FEATURE_LEVEL_9_3,
		D3D_FEATURE_LEVEL_9_2,
		D3D_FEATURE_LEVEL_9_1
	};
#elif WINDOWS_PHONE_8
	D3D_FEATURE_LEVEL featureLevels[]={
		D3D_FEATURE_LEVEL_11_1,
		D3D_FEATURE_LEVEL_11_0,
		D3D_FEATURE_LEVEL_10_1,
		D3D_FEATURE_LEVEL_10_0,
		D3D_FEATURE_LEVEL_9_3
	};
#endif
	
	ID3D11Device *device;
	ID3D11DeviceContext *context;

	DXASS( D3D11CreateDevice( 
		0,
		D3D_DRIVER_TYPE_HARDWARE,
		0,
		creationFlags,
		featureLevels,
		ARRAYSIZE(featureLevels),
		D3D11_SDK_VERSION,
		&device,
		&_featureLevel,
		&context ) );
		
	DXASS( device->QueryInterface( __uuidof( ID3D11Device1 ),(void**)&_d3dDevice ) );
	DXASS( context->QueryInterface( __uuidof( ID3D11DeviceContext1 ),(void**)&_d3dContext ) );
	
	device->Release();
	context->Release();
	
	//create swap chain
	
	if( _swapChain ){

		DXASS( _swapChain->ResizeBuffers( 2,width,height,DXGI_FORMAT_B8G8R8A8_UNORM,0 ) );

	}else{

#if WINDOWS_8
		DXGI_SWAP_CHAIN_DESC1 swapChainDesc={0};
		swapChainDesc.Width=width;
		swapChainDesc.Height=height;
		swapChainDesc.Format=DXGI_FORMAT_B8G8R8A8_UNORM;
		swapChainDesc.Stereo=false;
		swapChainDesc.SampleDesc.Count=1;
		swapChainDesc.SampleDesc.Quality=0;
		swapChainDesc.BufferUsage=DXGI_USAGE_RENDER_TARGET_OUTPUT;
		swapChainDesc.BufferCount=2;
		swapChainDesc.Scaling=DXGI_SCALING_NONE;
		swapChainDesc.SwapEffect=DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL;
		swapChainDesc.Flags=0;
#elif WINDOWS_PHONE_8
		DXGI_SWAP_CHAIN_DESC1 swapChainDesc={0};
		swapChainDesc.Width=width;
		swapChainDesc.Height=height;
		swapChainDesc.Format=DXGI_FORMAT_B8G8R8A8_UNORM;
		swapChainDesc.Stereo=false;
		swapChainDesc.SampleDesc.Count=1;
		swapChainDesc.SampleDesc.Quality=0;
		swapChainDesc.BufferUsage=DXGI_USAGE_RENDER_TARGET_OUTPUT;
		swapChainDesc.BufferCount=1;
		swapChainDesc.Scaling=DXGI_SCALING_STRETCH;
		swapChainDesc.SwapEffect=DXGI_SWAP_EFFECT_DISCARD;
		swapChainDesc.Flags=0;
#endif
		IDXGIDevice1 *dxgiDevice;
		DXASS( _d3dDevice->QueryInterface( __uuidof( IDXGIDevice1 ),(void**)&dxgiDevice ) );
		
		IDXGIAdapter *dxgiAdapter;
		DXASS( dxgiDevice->GetAdapter( &dxgiAdapter ) );

		IDXGIFactory2 *dxgiFactory;
		DXASS( dxgiAdapter->GetParent( __uuidof( IDXGIFactory2 ),(void**)&dxgiFactory ) );
	
		DXASS( dxgiFactory->CreateSwapChainForCoreWindow( _d3dDevice,(IUnknown*)window,&swapChainDesc,0,&_swapChain ) );

		DXASS( dxgiDevice->SetMaximumFrameLatency( 1 ) );
		
		dxgiFactory->Release();
		dxgiAdapter->Release();
		dxgiDevice->Release();
	}
	
	// Create a render target view of the swap chain back buffer.
	//
	ID3D11Texture2D *backBuffer;
	DXASS( _swapChain->GetBuffer( 0,__uuidof( ID3D11Texture2D ),(void**)&backBuffer ) );
	DXASS( _d3dDevice->CreateRenderTargetView( backBuffer,0,&_renderTargetView ) );
	backBuffer->Release();

/*
	// Create a depth stencil view
	//
	D3D11_TEXTURE2D_DESC dsdesc;
	ZEROMEM( dsdesc );
	dsdesc.Width=width;
	dsdesc.Height=height;
	dsdesc.MipLevels=1;
	dsdesc.ArraySize=1;
	dsdesc.Format=DXGI_FORMAT_D24_UNORM_S8_UINT;
	dsdesc.SampleDesc.Count=1;
	dsdesc.SampleDesc.Quality=0;
	dsdesc.Usage=D3D11_USAGE_DEFAULT;
	dsdesc.BindFlags=D3D11_BIND_DEPTH_STENCIL;
	dsdesc.CpuAccessFlags=0;
	dsdesc.MiscFlags=0;
	ID3D11Texture2D *depthStencil;
	DXASS( _d3dDevice->CreateTexture2D( &dsdesc,0,&depthStencil ) );
	DXASS( _d3dDevice->CreateDepthStencilView( depthStencil,0,&_depthStencilView ) );
	depthStencil->Release();
*/

	D3D11_VIEWPORT viewport={ 0,0,width,height,0,1 };
	_d3dContext->RSSetViewports( 1,&viewport );
}
示例#4
0
void Graphics4::init(int windowId, int depthBufferBits, int stencilBufferBits, bool vSync) {
#ifdef KORE_VR
	vsync = false;
#else
	vsync = vSync;
#endif
	for (int i = 0; i < 1024 * 4; ++i) vertexConstants[i] = 0;
	for (int i = 0; i < 1024 * 4; ++i) fragmentConstants[i] = 0;

#ifdef KORE_WINDOWS
	HWND hwnd = Window::get(windowId)->_data.handle;
#endif

	UINT creationFlags = D3D11_CREATE_DEVICE_BGRA_SUPPORT;
#ifdef _DEBUG
	creationFlags |= D3D11_CREATE_DEVICE_DEBUG;
#endif

	D3D_FEATURE_LEVEL featureLevels[] = {
#ifdef KORE_WINDOWSAPP
	    D3D_FEATURE_LEVEL_11_1,
#endif
	    D3D_FEATURE_LEVEL_11_0, D3D_FEATURE_LEVEL_10_1, D3D_FEATURE_LEVEL_10_0};

#ifdef KORE_WINDOWSAPP
	IDXGIAdapter3* adapter = nullptr;
#ifdef KORE_HOLOLENS
	adapter = holographicFrameController->getCompatibleDxgiAdapter().Get();
#endif
	Kore_Microsoft_affirm(D3D11CreateDevice(adapter, D3D_DRIVER_TYPE_HARDWARE, nullptr, creationFlags, featureLevels, ARRAYSIZE(featureLevels), D3D11_SDK_VERSION,
	                                    &device, &featureLevel, &context));

#elif KORE_OCULUS
	IDXGIFactory* dxgiFactory = nullptr;
	Windows::affirm(CreateDXGIFactory1(__uuidof(IDXGIFactory), (void**)(&dxgiFactory)));

	Windows::affirm(D3D11CreateDevice(nullptr, D3D_DRIVER_TYPE_HARDWARE, 0, creationFlags, featureLevels, ARRAYSIZE(featureLevels), D3D11_SDK_VERSION, &device,
	                                  &featureLevel, &context));
#endif
	// affirm(device0.As(&device));
	// affirm(context0.As(&context));

	// m_windowBounds = m_window->Bounds;

	const int _DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL = 3;
	const int _DXGI_SWAP_EFFECT_FLIP_DISCARD = 4;

	if (swapChain != nullptr) {
		Kore_Microsoft_affirm(swapChain->ResizeBuffers(2, 0, 0, DXGI_FORMAT_B8G8R8A8_UNORM, 0));
	}
	else {
#ifdef KORE_WINDOWS
		DXGI_SWAP_CHAIN_DESC swapChainDesc = {0};
		swapChainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
		swapChainDesc.BufferDesc.RefreshRate.Denominator = 1; // 60Hz
		swapChainDesc.BufferDesc.RefreshRate.Numerator = 60;
		swapChainDesc.BufferDesc.Width = System::windowWidth(windowId); // use automatic sizing
		swapChainDesc.BufferDesc.Height = System::windowHeight(windowId);
		swapChainDesc.BufferDesc.Format = DXGI_FORMAT_B8G8R8A8_UNORM; // this is the most common swapchain format
		// swapChainDesc.Stereo = false;
		swapChainDesc.SampleDesc.Count = antialiasingSamples() > 1 ? antialiasingSamples() : 1;
		swapChainDesc.SampleDesc.Quality = antialiasingSamples() > 1 ? D3D11_STANDARD_MULTISAMPLE_PATTERN : 0;
		swapChainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
		swapChainDesc.BufferCount = 2; // use two buffers to enable flip effect
		swapChainDesc.BufferDesc.ScanlineOrdering = DXGI_MODE_SCANLINE_ORDER_UNSPECIFIED;
		swapChainDesc.BufferDesc.Scaling = DXGI_MODE_SCALING_UNSPECIFIED; // DXGI_SCALING_NONE;
		if (isWindows10OrGreater()) {
			swapChainDesc.SwapEffect = DXGI_SWAP_EFFECT_DISCARD;
			//(DXGI_SWAP_EFFECT) _DXGI_SWAP_EFFECT_FLIP_DISCARD;
		}
		else if (isWindows8OrGreater()) {
			swapChainDesc.SwapEffect = DXGI_SWAP_EFFECT_DISCARD;
			//(DXGI_SWAP_EFFECT) _DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL;
		}
		else {
			swapChainDesc.SwapEffect = DXGI_SWAP_EFFECT_DISCARD;
		}
		swapChainDesc.Flags = 0;
		swapChainDesc.OutputWindow = Window::get(windowId)->_data.handle;
		swapChainDesc.Windowed = true;
#endif

#if defined(KORE_WINDOWSAPP)
#ifdef KORE_HOLOLENS
		// The Windows::Graphics::Holographic::HolographicSpace owns its own swapchain so we don't need to create one here
#else
		DXGI_SWAP_CHAIN_DESC1 swapChainDesc = {0};
		swapChainDesc.Width = 0; // use automatic sizing
		swapChainDesc.Height = 0;
		swapChainDesc.Format = DXGI_FORMAT_B8G8R8A8_UNORM; // this is the most common swapchain format
		swapChainDesc.Stereo = false;
		swapChainDesc.SampleDesc.Count = antialiasingSamples() > 1 ? antialiasingSamples() : 1;
		swapChainDesc.SampleDesc.Quality = antialiasingSamples() > 1 ? D3D11_STANDARD_MULTISAMPLE_PATTERN : 0;
		swapChainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
		swapChainDesc.BufferCount = 2; // use two buffers to enable flip effect
		swapChainDesc.Scaling = DXGI_SCALING_NONE;
		swapChainDesc.SwapEffect = DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL; // we recommend using this swap effect for all applications
		swapChainDesc.Flags = 0;

		IDXGIDevice1* dxgiDevice;
		Kore_Microsoft_affirm(device->QueryInterface(IID_IDXGIDevice1, (void**)&dxgiDevice));

		IDXGIAdapter* dxgiAdapter;
		Kore_Microsoft_affirm(dxgiDevice->GetAdapter(&dxgiAdapter));

		IDXGIFactory2* dxgiFactory;
		Kore_Microsoft_affirm(dxgiAdapter->GetParent(__uuidof(IDXGIFactory2), (void**)&dxgiFactory));

		Kore_Microsoft_affirm(dxgiFactory->CreateSwapChainForCoreWindow(device, reinterpret_cast<IUnknown*>(CoreWindow::GetForCurrentThread()), &swapChainDesc,
		                                                            nullptr, &swapChain));
		Kore_Microsoft_affirm(dxgiDevice->SetMaximumFrameLatency(1));
#endif

#elif KORE_OCULUS
		DXGI_SWAP_CHAIN_DESC scDesc = {0};
		scDesc.BufferCount = 2;
		scDesc.BufferDesc.Width = System::windowWidth(windowId);
		scDesc.BufferDesc.Height = System::windowHeight(windowId);
		scDesc.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
		scDesc.BufferDesc.RefreshRate.Denominator = 1;
		scDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
		scDesc.OutputWindow = (HWND)System::windowHandle(windowId);
		;
		scDesc.SampleDesc.Count = antialiasingSamples() > 1 ? antialiasingSamples() : 1;
		scDesc.SampleDesc.Quality = antialiasingSamples() > 1 ? D3D11_STANDARD_MULTISAMPLE_PATTERN : 0;
		scDesc.Windowed = true;
		scDesc.SwapEffect = DXGI_SWAP_EFFECT_SEQUENTIAL;

		Windows::affirm(dxgiFactory->CreateSwapChain(device, &scDesc, &swapChain));
		dxgiFactory->Release();

		IDXGIDevice1* dxgiDevice = nullptr;
		Windows::affirm(device->QueryInterface(__uuidof(IDXGIDevice1), (void**)&dxgiDevice));
		Windows::affirm(dxgiDevice->SetMaximumFrameLatency(1));
		dxgiDevice->Release();
#else
		UINT flags = 0;

#ifdef _DEBUG
		flags = D3D11_CREATE_DEVICE_DEBUG;
#endif
		HRESULT result = D3D11CreateDeviceAndSwapChain(nullptr, D3D_DRIVER_TYPE_HARDWARE, nullptr, flags, featureLevels, 3, D3D11_SDK_VERSION, &swapChainDesc,
		                                               &swapChain, &device, nullptr, &context);
		if (result != S_OK) {
			Kore_Microsoft_affirm(D3D11CreateDeviceAndSwapChain(nullptr, D3D_DRIVER_TYPE_WARP, nullptr, flags, featureLevels, 3, D3D11_SDK_VERSION, &swapChainDesc,
			                                                &swapChain, &device, nullptr, &context));
		}
#endif
	}

#ifdef KORE_HOLOLENS
	// holographicFrameController manages the targets and views for hololens.
	// the views have to be created/deleted on the CameraAdded/Removed events
	// at this point we don't know if this event has alread occured so we cannot
	// simply set the renderTargetWidth, renderTargetHeight, currentRenderTargetViews and currentDepthStencilView.
	// to bind the targets for hololens one has to use the VrInterface::beginRender(eye) instead of the methods in this class.
	ComPtr<ID3D11Device> devicePtr = device;
	ComPtr<ID3D11DeviceContext> contextPtr = context;
	Microsoft::WRL::ComPtr<ID3D11Device4> device4Ptr;
	Microsoft::WRL::ComPtr<ID3D11DeviceContext3> context3Ptr;
	affirm(devicePtr.As(&device4Ptr));
	affirm(contextPtr.As(&context3Ptr));
	holographicFrameController->setDeviceAndContext(device4Ptr, context3Ptr);
#else
	createBackbuffer(antialiasingSamples());
	currentRenderTargetViews[0] = renderTargetView;
	currentDepthStencilView = depthStencilView;
	context->OMSetRenderTargets(1, &renderTargetView, depthStencilView);

	CD3D11_VIEWPORT viewPort(0.0f, 0.0f, static_cast<float>(renderTargetWidth), static_cast<float>(renderTargetHeight));
	context->RSSetViewports(1, &viewPort);
#endif

	D3D11_SAMPLER_DESC samplerDesc;
	ZeroMemory(&samplerDesc, sizeof(samplerDesc));
	samplerDesc.AddressU = D3D11_TEXTURE_ADDRESS_WRAP;
	samplerDesc.AddressV = D3D11_TEXTURE_ADDRESS_WRAP;
	samplerDesc.AddressW = D3D11_TEXTURE_ADDRESS_WRAP;
	samplerDesc.ComparisonFunc = D3D11_COMPARISON_NEVER;
	samplerDesc.Filter = D3D11_FILTER_MIN_MAG_MIP_LINEAR;
	samplerDesc.MaxLOD = D3D11_FLOAT32_MAX;

	for (int i = 0; i < 16; ++i) {
		lastSamplers[i] = samplerDesc;
	}

	initSamplers();

	D3D11_BLEND_DESC blendDesc;
	ZeroMemory(&blendDesc, sizeof(blendDesc));

	D3D11_RENDER_TARGET_BLEND_DESC rtbd;
	ZeroMemory(&rtbd, sizeof(rtbd));

	rtbd.BlendEnable = true;
	rtbd.SrcBlend = D3D11_BLEND_SRC_ALPHA;
	rtbd.DestBlend = D3D11_BLEND_INV_SRC_ALPHA;
	rtbd.BlendOp = D3D11_BLEND_OP_ADD;
	rtbd.SrcBlendAlpha = D3D11_BLEND_ONE;
	rtbd.DestBlendAlpha = D3D11_BLEND_ZERO;
	rtbd.BlendOpAlpha = D3D11_BLEND_OP_ADD;
#ifdef KORE_WINDOWSAPP
	rtbd.RenderTargetWriteMask = D3D11_COLOR_WRITE_ENABLE_ALL;
#else
	rtbd.RenderTargetWriteMask = D3D10_COLOR_WRITE_ENABLE_ALL;
#endif

	blendDesc.AlphaToCoverageEnable = false;
	blendDesc.RenderTarget[0] = rtbd;

	ID3D11BlendState* blending;
	device->CreateBlendState(&blendDesc, &blending);

	Kore_Microsoft_affirm(device->CreateBlendState(&blendDesc, &blending));
	context->OMSetBlendState(blending, nullptr, 0xffffffff);
}