add function to fetch left/right/top/bottom/rotation.

Plugins/uDesktopDuplication/uDesktopDuplication/Monitor.cpp

@@ -141,6 +141,36 @@ bool Monitor::IsPrimary() const
 }
 
 
+int Monitor::GetLeft() const
+{
+	return outputDesc_.DesktopCoordinates.left;
+}
+
+
+int Monitor::GetRight() const
+{
+	return outputDesc_.DesktopCoordinates.right;
+}
+
+
+int Monitor::GetTop() const
+{
+	return outputDesc_.DesktopCoordinates.top;
+}
+
+
+int Monitor::GetBottom() const
+{
+	return outputDesc_.DesktopCoordinates.bottom;
+}
+
+
+int Monitor::GetRotation() const
+{
+	return static_cast<int>(outputDesc_.Rotation);
+}
+
+
 int Monitor::GetWidth() const
 {
     const auto rect = monitorInfo_.rcMonitor;

Plugins/uDesktopDuplication/uDesktopDuplication/Monitor.h

@@ -18,8 +18,13 @@ public:
     ID3D11Texture2D* GetUnityTexture() const;
     void GetName(char* buf, int len) const;
     bool IsPrimary() const;
+	int GetLeft() const;
+	int GetRight() const;
+	int GetTop() const;
+	int GetBottom() const;
     int GetWidth() const;
     int GetHeight() const;
+	int GetRotation() const;
     IDXGIOutputDuplication* GetDeskDupl();
     const std::unique_ptr<Cursor>& GetCursor();
 

Plugins/uDesktopDuplication/uDesktopDuplication/MonitorManager.cpp

@@ -2,6 +2,7 @@
 #include <dxgi1_2.h>
 #include <vector>
 #include <string>
+#include <algorithm>
 
 #include "IUnityInterface.h"
 #include "IUnityGraphicsD3D11.h"
@@ -129,6 +130,32 @@ int MonitorManager::GetMonitorCount() const
     return static_cast<int>(monitors_.size());
 }
 
+int MonitorManager::GetTotalWidth() const
+{
+	std::vector<int> lefts, rights;
+	for (const auto& monitor : monitors_)
+	{
+		lefts.push_back(monitor->GetLeft());
+		rights.push_back(monitor->GetRight());
+	}
+	const auto minLeft = *std::min_element(lefts.begin(), lefts.end());
+	const auto maxRight = *std::max_element(rights.begin(), rights.end());
+	return maxRight - minLeft;
+}
+
+int MonitorManager::GetTotalHeight() const
+{
+	std::vector<int> tops, bottoms;
+	for (const auto& monitor : monitors_)
+	{
+		tops.push_back(monitor->GetTop());
+		bottoms.push_back(monitor->GetBottom());
+	}
+	const auto minTop = *std::min_element(tops.begin(), tops.end());
+	const auto maxBottom = *std::max_element(bottoms.begin(), bottoms.end());
+	return maxBottom - minTop;
+}
+
 
 void MonitorManager::GetName(int id, char* buf, int len) const
 {
@@ -149,6 +176,46 @@ bool MonitorManager::IsPrimary(int id) const
 }
 
 
+int MonitorManager::GetLeft(int id) const
+{
+    if (auto monitor = GetMonitor(id))
+    {
+        return monitor->GetLeft();
+    }
+    return 0;
+}
+
+
+int MonitorManager::GetRight(int id) const
+{
+    if (auto monitor = GetMonitor(id))
+    {
+        return monitor->GetRight();
+    }
+    return 0;
+}
+
+
+int MonitorManager::GetTop(int id) const
+{
+    if (auto monitor = GetMonitor(id))
+    {
+        return monitor->GetTop();
+    }
+    return 0;
+}
+
+
+int MonitorManager::GetBottom(int id) const
+{
+    if (auto monitor = GetMonitor(id))
+    {
+        return monitor->GetBottom();
+    }
+    return 0;
+}
+
+
 int MonitorManager::GetWidth(int id) const
 {
     if (auto monitor = GetMonitor(id))
@@ -169,6 +236,16 @@ int MonitorManager::GetHeight(int id) const
 }
 
 
+int MonitorManager::GetRotation(int id) const
+{
+    if (auto monitor = GetMonitor(id))
+    {
+		return monitor->GetRotation();
+    }
+	return DXGI_MODE_ROTATION_UNSPECIFIED;
+}
+
+
 bool MonitorManager::IsCursorVisible(int id) const
 {
     if (auto monitor = GetMonitor(id))

Plugins/uDesktopDuplication/uDesktopDuplication/MonitorManager.h

@@ -36,10 +36,17 @@ public:
 // Getters from Unity
 public:
     int GetMonitorCount() const;
+    int GetTotalWidth() const;
+    int GetTotalHeight() const;
     void GetName(int id, char* buf, int len) const;
     bool IsPrimary(int id) const;
+	int GetLeft(int id) const;
+	int GetRight(int id) const;
+	int GetTop(int id) const;
+	int GetBottom(int id) const;
     int GetWidth(int id) const;
     int GetHeight(int id) const;
+	int GetRotation(int id) const;
     bool IsCursorVisible(int id) const;
     int GetCursorX(int id) const;
     int GetCursorY(int id) const;

Plugins/uDesktopDuplication/uDesktopDuplication/main.cpp

@@ -106,6 +106,18 @@ extern "C"
         return g_manager->GetMonitorCount();
     }
 
+    UNITY_INTERFACE_EXPORT int UNITY_INTERFACE_API GetTotalWidth()
+    {
+		if (!g_manager) return 0;
+        return g_manager->GetTotalWidth();
+    }
+
+    UNITY_INTERFACE_EXPORT int UNITY_INTERFACE_API GetTotalHeight()
+    {
+		if (!g_manager) return 0;
+        return g_manager->GetTotalHeight();
+    }
+
     UNITY_INTERFACE_EXPORT void UNITY_INTERFACE_API SetTimeout(int timeout)
     {
 		if (!g_manager) return;
@@ -124,6 +136,30 @@ extern "C"
         return g_manager->IsPrimary(id);
     }
 
+    UNITY_INTERFACE_EXPORT int UNITY_INTERFACE_API GetLeft(int id)
+    {
+		if (!g_manager) return -1;
+        return g_manager->GetLeft(id);
+    }
+
+    UNITY_INTERFACE_EXPORT int UNITY_INTERFACE_API GetRight(int id)
+    {
+		if (!g_manager) return -1;
+        return g_manager->GetRight(id);
+    }
+
+    UNITY_INTERFACE_EXPORT int UNITY_INTERFACE_API GetTop(int id)
+    {
+		if (!g_manager) return -1;
+        return g_manager->GetTop(id);
+    }
+
+    UNITY_INTERFACE_EXPORT int UNITY_INTERFACE_API GetBottom(int id)
+    {
+		if (!g_manager) return -1;
+        return g_manager->GetBottom(id);
+    }
+
     UNITY_INTERFACE_EXPORT int UNITY_INTERFACE_API GetWidth(int id)
     {
 		if (!g_manager) return -1;
@@ -136,6 +172,12 @@ extern "C"
         return g_manager->GetHeight(id);
     }
 
+    UNITY_INTERFACE_EXPORT int UNITY_INTERFACE_API GetRotation(int id)
+    {
+		if (!g_manager) return -1;
+        return g_manager->GetRotation(id);
+    }
+
     UNITY_INTERFACE_EXPORT bool UNITY_INTERFACE_API IsCursorVisible(int id)
     {
 		if (!g_manager) return false;