call AcquireNextFrame on isolated thread

Assets/uDesktopDuplication/Examples/Scripts/DisplacementMapping.cs

@@ -45,6 +45,10 @@ public class DisplacementMapping : MonoBehaviour
             case TargetMonitor.Next: ++id; break;
             case TargetMonitor.Prev: --id; break;
         }
+        if (uDesktopDuplication.Manager.monitorCount == 0)
+        {
+            return;
+        }
         id = Mathf.Clamp(id, 0, uDesktopDuplication.Manager.monitorCount - 1);
         var monitor = uDesktopDuplication.Manager.GetMonitor(id);
         monitor.shouldBeUpdated = true;

Assets/uDesktopDuplication/Scripts/Lib.cs

@@ -86,7 +86,7 @@ public static class Lib
     [DllImport("uDesktopDuplication")]
     public static extern void Finalize();
     [DllImport("uDesktopDuplication")]
-    public static extern void Reinitialize();
+    public static extern void Reinitialize(bool useThread);
     [DllImport("uDesktopDuplication")]
     public static extern void Update();
     [DllImport("uDesktopDuplication")]

Assets/uDesktopDuplication/Scripts/Manager.cs

@@ -57,6 +57,8 @@ public class Manager : MonoBehaviour
 
     [SerializeField] int desktopDuplicationApiTimeout = 0;
     [SerializeField] float retryReinitializationDuration = 1f;
+        [SerializeField]
+        bool useThread = false;
 
     private Coroutine renderCoroutine_ = null;
     private bool shouldReinitialize_ = false;
@@ -143,7 +145,7 @@ public class Manager : MonoBehaviour
     public void Reinitialize()
     {
         Debug.Log("[uDD] Reinitialize");
-        Lib.Reinitialize();
+        Lib.Reinitialize(useThread);
         CreateMonitors();
         if (onReinitialized != null) {
             onReinitialized();

Plugins/uDesktopDuplication/uDesktopDuplication/Monitor.cpp

@@ -11,16 +11,23 @@ using namespace Microsoft::WRL;
 Monitor::Monitor(int id)
     : id_(id)
 {
+	ZeroMemory(&monitorInfo_, sizeof(monitorInfo_));
 }
 
 
 Monitor::~Monitor()
 {
+	m_stopLoop = true;
+
     if (deskDupl_) 
     {
         deskDupl_->Release();
         deskDupl_ = nullptr;
     }
+
+	if (m_desktopDuplicationThread.joinable()) {
+		m_desktopDuplicationThread.join();
+	}
 }
 
 

Plugins/uDesktopDuplication/uDesktopDuplication/Monitor.h

@@ -5,6 +5,7 @@
 #include <wrl/client.h>
 #include <memory>
 #include <mutex>
+#include <thread>
 #include "Common.h"
 
 enum class MonitorState
@@ -23,6 +24,8 @@ enum class MonitorState
 
 class Monitor
 {
+	class ThreadedDesktopDuplicator *m_threaded = nullptr;
+
 public:
     using State = MonitorState;
 
@@ -57,6 +60,19 @@ public:
     bool UseGetPixels() const;
     bool GetPixels(BYTE* output, int x, int y, int width, int height);
 
+public:
+	void InitializeThreaded(const Microsoft::WRL::ComPtr<struct IDXGIAdapter> &adapter
+		, bool isUnityDeviceAdapter
+		, const Microsoft::WRL::ComPtr<struct IDXGIOutput> &output);
+	void CopyTextureFromThread();
+private:
+	void DuplicateAndCopyLoop();
+	void DuplicateAndMapLoop();
+	std::shared_ptr<class IsolatedD3D11Device> m_pIsolated;
+	std::thread m_desktopDuplicationThread;
+	volatile bool m_stopLoop = false;
+	std::shared_ptr<class TextureQueue> m_textureQueue;
+
 private:
     void UpdateCursor(const DXGI_OUTDUPL_FRAME_INFO& frameInfo);
     void UpdateMetadata(const DXGI_OUTDUPL_FRAME_INFO& frameInfo);

Plugins/uDesktopDuplication/uDesktopDuplication/MonitorManager.cpp

@@ -17,9 +17,9 @@
 using namespace Microsoft::WRL;
 
 
-MonitorManager::MonitorManager()
+MonitorManager::MonitorManager(LUID unityAdapterLuid)
+	: unityAdapterLuid_(unityAdapterLuid)
 {
-    Initialize();
 }
 
 
@@ -29,7 +29,7 @@ MonitorManager::~MonitorManager()
 }
 
 
-void MonitorManager::Initialize()
+void MonitorManager::Initialize(LUID unityAdapterLuid, bool useThread)
 {
     Finalize();
 
@@ -46,12 +46,23 @@ void MonitorManager::Initialize()
     ComPtr<IDXGIAdapter1> adapter;
     for (int i = 0; (factory->EnumAdapters1(i, &adapter) != DXGI_ERROR_NOT_FOUND); ++i) 
     {
+		DXGI_ADAPTER_DESC desc;
+		adapter->GetDesc(&desc);
+
         // Search the main monitor from all outputs
         ComPtr<IDXGIOutput> output;
         for (int j = 0; (adapter->EnumOutputs(j, &output) != DXGI_ERROR_NOT_FOUND); ++j) 
         {
             auto monitor = std::make_shared<Monitor>(id++);
-            monitor->Initialize(output.Get());
+			if (useThread) {
+				monitor->InitializeThreaded(adapter
+					, desc.AdapterLuid.HighPart == unityAdapterLuid.HighPart
+					&& desc.AdapterLuid.LowPart == unityAdapterLuid.LowPart
+					, output);
+			}
+			else {
+				monitor->Initialize(output.Get());
+			}
             monitors_.push_back(monitor);
         }
     }
@@ -70,8 +81,9 @@ void MonitorManager::RequireReinitilization()
 }
 
 
-void MonitorManager::Reinitialize()
+void MonitorManager::Reinitialize(bool useThread)
 {
+	useThread_ = useThread;
     Debug::Log("MonitorManager::Reinitialize()");
     Initialize();
     SendMessageToUnity(Message::Reinitialized);
@@ -104,6 +116,9 @@ bool MonitorManager::HasMonitorCountChanged() const
 
 std::shared_ptr<Monitor> MonitorManager::GetMonitor(int id) const
 {
+	if(monitors_.empty()) {
+		const_cast<MonitorManager*>(this)->Initialize();
+	}
     if (id >= 0 && id < static_cast<int>(monitors_.size()))
     {
         return monitors_[id];
@@ -122,7 +137,7 @@ void MonitorManager::Update()
 {
     if (isReinitializationRequired_)
     {
-        Reinitialize();
+        Reinitialize(useThread_);
         isReinitializationRequired_ = false;
     }
 }
@@ -142,6 +157,9 @@ int MonitorManager::GetTimeout() const
 
 int MonitorManager::GetMonitorCount() const
 {
+	if (monitors_.empty()) {
+		const_cast<MonitorManager*>(this)->Initialize();
+	}
     return static_cast<int>(monitors_.size());
 }
 

Plugins/uDesktopDuplication/uDesktopDuplication/MonitorManager.h

@@ -13,9 +13,9 @@ class Cursor;
 class MonitorManager
 {
 public:
-    explicit MonitorManager();
+    explicit MonitorManager(LUID unityAdapterLuid_);
     ~MonitorManager();
-    void Reinitialize();
+    void Reinitialize(bool useThread);
     bool HasMonitorCountChanged() const;
     void RequireReinitilization();
     void SetCursorMonitorId(int id) { cursorMonitorId_ = id; }
@@ -24,7 +24,8 @@ public:
     std::shared_ptr<Cursor> GetCursor() const;
 
 private:
-    void Initialize();
+	void Initialize(){ Initialize(unityAdapterLuid_, useThread_); }
+	void Initialize(LUID unityAdapterLuid, bool useThread);
     void Finalize();
 
 // Setters from Unity
@@ -38,8 +39,12 @@ public:
     int GetMonitorCount() const;
     int GetTotalWidth() const;
     int GetTotalHeight() const;
+	bool UseThread()const { return useThread_; }
 
 private:
+	LUID unityAdapterLuid_;
+	bool useThread_ = false;
+
     int timeout_ = 10;
     bool enableTextureCopyFromGpuToCpu_ = false;
     std::vector<std::shared_ptr<Monitor>> monitors_;

Plugins/uDesktopDuplication/uDesktopDuplication/ThreadedDesktopDuplicator.cpp

@@ -0,0 +1,386 @@
+#include "Monitor.h"
+#include "MonitorManager.h"
+#include "Debug.h"
+#include <ShellScalingApi.h>
+#include <queue>
+#pragma comment(lib, "d3d11.lib")
+
+using namespace Microsoft::WRL;
+
+
+///
+/// Thraed safe self created ID3D11Device from specified adapter
+///
+class IsolatedD3D11Device
+{
+	ComPtr<ID3D11Device> m_device;
+	ComPtr<ID3D11Texture2D> m_copyTarget;
+
+public:
+	ComPtr<ID3D11Device> GetDevice()const { return m_device; }
+
+	bool CreateDevice(const ComPtr<IDXGIAdapter> &adapter)
+	{
+		UINT flags = D3D11_CREATE_DEVICE_BGRA_SUPPORT // D2D Compatible
+													  //| D3D11_CREATE_DEVICE_SINGLETHREADED
+													  //| D3D11_CREATE_DEVICE_VIDEO_SUPPORT // MediaFoundation
+			;
+
+		D3D_FEATURE_LEVEL FeatureLevelsRequested[6] = {
+			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 };
+
+		UINT               numLevelsRequested = sizeof(FeatureLevelsRequested) / sizeof(D3D_FEATURE_LEVEL);
+		D3D_FEATURE_LEVEL  FeatureLevelsSupported;
+
+		if (FAILED(D3D11CreateDevice(adapter.Get()
+			, adapter ? D3D_DRIVER_TYPE_UNKNOWN : D3D_DRIVER_TYPE_HARDWARE, nullptr
+			, flags
+			, FeatureLevelsRequested, numLevelsRequested
+			, D3D11_SDK_VERSION
+			, &m_device
+			, &FeatureLevelsSupported
+			, nullptr
+		))) {
+			return false;
+		}
+		return true;
+	}
+
+	ComPtr<ID3D11Texture2D> CreateCopyTargetWithSharedFlag(const ComPtr<ID3D11Texture2D> &src)
+	{
+		D3D11_TEXTURE2D_DESC desc;
+		src->GetDesc(&desc);
+
+		if (m_copyTarget) {
+			D3D11_TEXTURE2D_DESC target_desc;
+			m_copyTarget->GetDesc(&target_desc);
+			if (
+				target_desc.Format == desc.Format
+				&& target_desc.Width == desc.Width
+				&& target_desc.Height == desc.Height
+				) {
+				// already created
+				return m_copyTarget;
+			}
+		}
+
+		//desc.BindFlags |= D3D11_BIND_SHADER_RESOURCE; 
+		desc.MiscFlags = D3D11_RESOURCE_MISC_SHARED; // for share texture with unity device
+
+		if (FAILED(m_device->CreateTexture2D(&desc, NULL, &m_copyTarget)))
+		{
+			return nullptr;
+		}
+		return m_copyTarget;
+	}
+};
+
+
+// RAII helper
+class ReleaseGuard
+{
+	ComPtr<IDXGIOutputDuplication> m_dd;
+
+	ReleaseGuard(const ReleaseGuard &)=delete;
+	ReleaseGuard& operator=(const ReleaseGuard &)=delete;
+public:
+	ReleaseGuard(const ComPtr<IDXGIOutputDuplication> &dd)
+		: m_dd(dd)
+	{}
+
+	~ReleaseGuard()
+	{
+		m_dd->ReleaseFrame();
+	}
+};
+
+
+struct QueueItem
+{
+	ComPtr<ID3D11Texture2D> Texture;
+	DXGI_OUTDUPL_FRAME_INFO Info;
+
+	QueueItem()
+	{}
+
+	QueueItem(const ComPtr<ID3D11Texture2D> &texture
+		, const DXGI_OUTDUPL_FRAME_INFO &info
+	)
+		: Texture(texture), Info(info)
+	{}
+};
+class TextureQueue
+{
+	std::queue<QueueItem> m_queue;
+	std::mutex m_mutex;
+
+public:
+	void Enqueue(const QueueItem &item)
+	{
+		std::lock_guard<std::mutex> lk(m_mutex);
+		m_queue.push(item);
+	}
+
+	QueueItem Dequeue()
+	{
+		std::lock_guard<std::mutex> lk(m_mutex);
+		if (m_queue.empty()) {
+			return QueueItem();
+		}
+		auto front = m_queue.front();
+		m_queue.pop();
+		return front;
+	}
+};
+
+
+void Monitor::InitializeThreaded(
+	const ComPtr<IDXGIAdapter> &adapter
+	, bool isUnityDeviceAdapter
+	, const ComPtr<IDXGIOutput> &output
+)
+{
+	m_pIsolated = std::make_shared<IsolatedD3D11Device>();
+	m_textureQueue = std::make_shared<TextureQueue>();
+
+	if (!m_pIsolated->CreateDevice(adapter)) {
+		return;
+	}
+
+	if (FAILED(output->GetDesc(&outputDesc_)))
+	{
+		Debug::Error("Monitor::Initialize() => IDXGIOutput::GetDesc() failed.");
+		return;
+	}
+
+	monitorInfo_.cbSize = sizeof(MONITORINFOEX);
+	if (!GetMonitorInfo(outputDesc_.Monitor, &monitorInfo_))
+	{
+		Debug::Error("Monitor::Initialize() => GetMonitorInfo() failed.");
+		return;
+	}
+	else
+	{
+		const auto rect = monitorInfo_.rcMonitor;
+		width_ = rect.right - rect.left;
+		height_ = rect.bottom - rect.top;
+	}
+
+	if (FAILED(GetDpiForMonitor(outputDesc_.Monitor, MDT_RAW_DPI, &dpiX_, &dpiY_)))
+	{
+		Debug::Error("Monitor::Initialize() => GetDpiForMonitor() failed.");
+		// DPI is set as -1, so the application has to use the appropriate value.
+	}
+
+	ComPtr<IDXGIOutput1> output1;
+	if (FAILED(output.As(&output1))) {
+		return;
+	}
+
+	// use self created device
+	auto hr = output1->DuplicateOutput(m_pIsolated->GetDevice().Get(), &deskDupl_);
+	switch (hr)
+	{
+		case S_OK:
+		{
+			state_ = State::Available;
+			const auto rot = static_cast<DXGI_MODE_ROTATION>(GetRotation());
+			Debug::Log("Monitor::Initialize() => OK.");
+			Debug::Log("    ID    : ", GetId());
+			Debug::Log("    Size  : (", GetWidth(), ", ", GetHeight(), ")");
+			Debug::Log("    DPI   : (", GetDpiX(), ", ", GetDpiY(), ")");
+			Debug::Log("    Rot   : ",
+				rot == DXGI_MODE_ROTATION_IDENTITY ? "Landscape" :
+				rot == DXGI_MODE_ROTATION_ROTATE90 ? "Portrait" :
+				rot == DXGI_MODE_ROTATION_ROTATE180 ? "Landscape (flipped)" :
+				rot == DXGI_MODE_ROTATION_ROTATE270 ? "Portrait (flipped)" :
+				"Unspecified");
+			break;
+		}
+		case E_INVALIDARG:
+		{
+			state_ = State::InvalidArg;
+			Debug::Error("Monitor::Initialize() => Invalid arguments.");
+			break;
+		}
+		case E_ACCESSDENIED:
+		{
+			// For example, when the user presses Ctrl + Alt + Delete and the screen
+			// switches to admin screen, this error occurs. 
+			state_ = State::AccessDenied;
+			Debug::Error("Monitor::Initialize() => Access denied.");
+			break;
+		}
+		case DXGI_ERROR_UNSUPPORTED:
+		{
+			// If the display adapter on the computer is running under the Microsoft Hybrid system,
+			// this error occurs.
+			state_ = State::Unsupported;
+			Debug::Error("Monitor::Initialize() => Unsupported display.");
+			break;
+		}
+		case DXGI_ERROR_NOT_CURRENTLY_AVAILABLE:
+		{
+			// When other application use Desktop Duplication API, this error occurs.
+			state_ = State::CurrentlyNotAvailable;
+			Debug::Error("Monitor::Initialize() => Currently not available.");
+			break;
+		}
+		case DXGI_ERROR_SESSION_DISCONNECTED:
+		{
+			state_ = State::SessionDisconnected;
+			Debug::Error("Monitor::Initialize() => Session disconnected.");
+			break;
+		}
+		default:
+		{
+			state_ = State::Unknown;
+			Debug::Error("Monitor::Render() => Unknown Error.");
+			break;
+		}
+	}
+
+	// start desktop duplication thread
+	m_stopLoop = false;
+	if (isUnityDeviceAdapter) {
+		m_desktopDuplicationThread = std::thread(std::bind(&Monitor::DuplicateAndCopyLoop, this));
+	}
+	else {
+		m_desktopDuplicationThread = std::thread(std::bind(&Monitor::DuplicateAndMapLoop, this));
+	}
+}
+
+void Monitor::CopyTextureFromThread()
+{
+	QueueItem item;
+	if (m_textureQueue) {
+		item=m_textureQueue->Dequeue();
+	}
+	auto texture = item.Texture;
+	if (!texture) {
+		return;
+	}
+	auto &frameInfo = item.Info;
+
+	// Get texture
+	if (unityTexture_)
+	{
+		D3D11_TEXTURE2D_DESC srcDesc, dstDesc;
+		texture->GetDesc(&srcDesc);
+		unityTexture_->GetDesc(&dstDesc);
+		if (srcDesc.Width != dstDesc.Width ||
+			srcDesc.Height != dstDesc.Height)
+		{
+			Debug::Error("Monitor::Render() => Texture sizes are defferent.");
+			Debug::Error("    Source : (", srcDesc.Width, ", ", srcDesc.Height, ")");
+			Debug::Error("    Dest   : (", dstDesc.Width, ", ", dstDesc.Height, ")");
+			//Debug::Log("    => Try modifying width/height using reported value from DDA.");
+			//width_ = srcDesc.Width;
+			//height_ = srcDesc.Height;
+			state_ = MonitorState::TextureSizeInconsistent;
+			//SendMessageToUnity(Message::TextureSizeChanged);
+		}
+		else
+		{
+			ComPtr<ID3D11DeviceContext> context;
+			GetDevice()->GetImmediateContext(&context);
+			context->CopyResource(unityTexture_, texture.Get());
+		}
+	}
+
+	UpdateMetadata(frameInfo);
+
+	if (frameInfo.PointerPosition.Visible)
+	{
+		GetMonitorManager()->SetCursorMonitorId(id_);
+	}
+
+	if (GetMonitorManager()->GetCursorMonitorId() == id_)
+	{
+		UpdateCursor(frameInfo);
+	}
+
+	if (UseGetPixels())
+	{
+		CopyTextureFromGpuToCpu(texture.Get());
+	}
+
+	hasBeenUpdated_ = true;
+}
+
+void Monitor::DuplicateAndCopyLoop()
+{
+	if (!deskDupl_)return;
+
+	while (!m_stopLoop)
+	{
+		ComPtr<IDXGIResource> resource;
+		DXGI_OUTDUPL_FRAME_INFO frameInfo;
+		auto hr = deskDupl_->AcquireNextFrame(INFINITE, &frameInfo, &resource);
+
+		if (FAILED(hr)) {
+			switch (hr)
+			{
+			case DXGI_ERROR_ACCESS_LOST:
+			{
+				// If any monitor setting has changed (e.g. monitor size has changed),
+				// it is necessary to re-initialize monitors.
+				//Debug::Log("Monitor::Render() => DXGI_ERROR_ACCESS_LOST.");
+				state_ = State::AccessLost;
+				break;
+			}
+			case DXGI_ERROR_WAIT_TIMEOUT:
+			{
+				// This often occurs when timeout value is small and it is not problem. 
+				// Debug::Log("Monitor::Render() => DXGI_ERROR_WAIT_TIMEOUT.");
+				break;
+			}
+			case DXGI_ERROR_INVALID_CALL:
+			{
+				//Debug::Error("Monitor::Render() => DXGI_ERROR_INVALID_CALL.");
+				break;
+			}
+			case E_INVALIDARG:
+			{
+				//Debug::Error("Monitor::Render() => E_INVALIDARG.");
+				break;
+			}
+			default:
+			{
+				state_ = State::Unknown;
+				//Debug::Error("Monitor::Render() => Unknown Error.");
+				break;
+			}
+			}
+		}
+		else
+		{
+			ReleaseGuard guard(deskDupl_);
+
+			ComPtr<ID3D11Texture2D> texture;
+			if (FAILED(resource.As(&texture))) {
+				return;
+			}
+
+			// copy target
+			auto copyTarget = m_pIsolated->CreateCopyTargetWithSharedFlag(texture);
+			if (!copyTarget) {
+				return;
+			}
+
+			// copy
+			ComPtr<ID3D11DeviceContext> context;
+			m_pIsolated->GetDevice()->GetImmediateContext(&context);
+			context->CopyResource(copyTarget.Get(), texture.Get());
+
+			m_textureQueue->Enqueue(QueueItem(copyTarget, frameInfo));
+		}
+	}
+}
+
+void Monitor::DuplicateAndMapLoop()
+{
+	// not implemented;
+}

Plugins/uDesktopDuplication/uDesktopDuplication/main.cpp

@@ -7,6 +7,7 @@
 
 #include "IUnityInterface.h"
 #include "IUnityGraphics.h"
+#include "include/IUnityGraphicsD3D11.h"
 
 #include "Common.h"
 #include "Debug.h"
@@ -36,7 +37,25 @@ extern "C"
         if (g_unity && !g_manager)
         {
             Debug::Initialize();
-            g_manager = std::make_unique<MonitorManager>();
+
+			auto device = g_unity->Get<IUnityGraphicsD3D11>()->GetDevice();
+
+			Microsoft::WRL::ComPtr<IDXGIDevice1> dxgiDevice;
+			if (FAILED(device->QueryInterface(IID_PPV_ARGS(&dxgiDevice)))){
+				Debug::Error("fatal");
+				return;
+			}
+
+			Microsoft::WRL::ComPtr<IDXGIAdapter> dxgiAdapter;
+			if (FAILED(dxgiDevice->GetAdapter(&dxgiAdapter))) {
+				Debug::Error("fatal");
+				return;
+			}
+
+			DXGI_ADAPTER_DESC desc;
+			dxgiAdapter->GetDesc(&desc);
+
+            g_manager = std::make_unique<MonitorManager>(desc.AdapterLuid);
         }
     }
 
@@ -87,7 +106,12 @@ extern "C"
         if (!g_manager) return;
         if (auto monitor = g_manager->GetMonitor(id))
         {
-            monitor->Render(g_manager->GetTimeout());
+			if (g_manager->UseThread()) {
+				monitor->CopyTextureFromThread();
+			}
+			else {
+				monitor->Render(g_manager->GetTimeout());
+			}
         }
     }
 
@@ -96,10 +120,10 @@ extern "C"
         return OnRenderEvent;
     }
 
-    UNITY_INTERFACE_EXPORT void UNITY_INTERFACE_API Reinitialize()
+    UNITY_INTERFACE_EXPORT void UNITY_INTERFACE_API Reinitialize(int useThread)
     {
         if (!g_manager) return;
-        return g_manager->Reinitialize();
+        return g_manager->Reinitialize(useThread);
     }
 
     UNITY_INTERFACE_EXPORT void UNITY_INTERFACE_API Update()

Plugins/uDesktopDuplication/uDesktopDuplication/uDesktopDuplication.vcxproj

@@ -90,7 +90,8 @@
       <SDLCheck>true</SDLCheck>
     </ClCompile>
     <PostBuildEvent>
-      <Command>copy /Y "$(SolutionDir)$(Platform)\$(Configuration)\$(TargetFileName)" "$(SolutionDir)..\..\Assets\$(ProjectName)\Plugins\x86_64"</Command>
+      <Command>copy /Y "$(SolutionDir)$(Platform)\$(Configuration)\$(TargetFileName)" "$(SolutionDir)..\..\Assets\$(ProjectName)\Plugins\x86_64"
+copy /Y "$(SolutionDir)$(Platform)\$(Configuration)\$(TargetName).pdb" "$(SolutionDir)..\..\Assets\$(ProjectName)\Plugins\x86_64"</Command>
     </PostBuildEvent>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
@@ -144,6 +145,7 @@
     <ClCompile Include="Main.cpp" />
     <ClCompile Include="Monitor.cpp" />
     <ClCompile Include="Cursor.cpp" />
+    <ClCompile Include="ThreadedDesktopDuplicator.cpp" />
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="Common.h" />

Plugins/uDesktopDuplication/uDesktopDuplication/uDesktopDuplication.vcxproj.filters

@@ -28,5 +28,6 @@
     <ClCompile Include="MonitorManager.cpp" />
     <ClCompile Include="Common.cpp" />
     <ClCompile Include="Debug.cpp" />
+    <ClCompile Include="ThreadedDesktopDuplicator.cpp" />
   </ItemGroup>
 </Project>