support hot-reload.

Assets/uDesktopDuplication/Examples/Scripts/Loupe.cs

@@ -1,18 +1,22 @@
 using UnityEngine;
 
+[RequireComponent(typeof(uDesktopDuplication.Texture)),
+ RequireComponent(typeof(uDesktopDuplication.Cursor))]
 public class Loupe : MonoBehaviour
 {
     private uDesktopDuplication.Texture uddTexture_;
+    private uDesktopDuplication.Cursor uddCursor_;
     public float zoom = 3f;
     public float aspect = 1f;
 
     void Start()
     {
         uddTexture_ = GetComponent<uDesktopDuplication.Texture>();
+        uddCursor_  = GetComponent<uDesktopDuplication.Cursor>();
         uddTexture_.useClip = true;
     }
 
-    void Update()
+    void LateUpdate()
     {
         CheckVariables();
 
@@ -26,11 +30,12 @@ public class Loupe : MonoBehaviour
         }
 
         var monitor = uddTexture_.monitor;
-        var cursorX = monitor.isCursorVisible ? monitor.cursorX : monitor.systemCursorX;
+        var x = monitor.isCursorVisible ? 
-        var cursorY = monitor.isCursorVisible ? monitor.cursorY : monitor.systemCursorY;
+            uddCursor_.coord.x : 
-
+            (float)monitor.systemCursorX / monitor.width;
-        var x = (float)cursorX / monitor.width;
+        var y = monitor.isCursorVisible ? 
-        var y = (float)cursorY / monitor.height;
+            uddCursor_.coord.y : 
+            (float)monitor.systemCursorY / monitor.height;
         var w = 1f / zoom;
         var h = w / aspect * monitor.aspect;
         x = Mathf.Clamp(x - w / 2, 0f, 1f - w);
@@ -40,7 +45,7 @@ public class Loupe : MonoBehaviour
     }
 
     void CheckVariables()
-    {
+    {
         if (zoom < 1f) zoom = 1f;
         if (aspect < 0.01f) aspect = 0.01f;
     }

Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorCreator.cs

@@ -2,6 +2,7 @@
 using UnityEngine.Assertions;
 using System.Collections.Generic;
 using MeshForwardDirection = uDesktopDuplication.Texture.MeshForwardDirection;
+using MonitorState = uDesktopDuplication.MonitorState;
 
 public class MultipleMonitorCreator : MonoBehaviour
 {
@@ -36,12 +37,6 @@ public class MultipleMonitorCreator : MonoBehaviour
     bool hasMonitorUnsupportStateChecked_ = false;
     float removeWaitTimer_ = 0f;
 
-    public class SavedMonitorInfo
-    {
-        public float widthScale = 1f;
-        public float heightScale = 1f;
-    }
-
     public class MonitorInfo
     {
         public GameObject gameObject { get; set; }
@@ -54,6 +49,12 @@ public class MultipleMonitorCreator : MonoBehaviour
     private List<MonitorInfo> monitors_ = new List<MonitorInfo>();
     public List<MonitorInfo> monitors { get { return monitors_; } }
 
+    public class SavedMonitorInfo
+    {
+        public float widthScale = 1f;
+        public float heightScale = 1f;
+    }
+
     private List<SavedMonitorInfo> savedInfoList_ = new List<SavedMonitorInfo>();
     public List<SavedMonitorInfo> savedInfoList { get { return savedInfoList_; } }
 
@@ -90,12 +91,12 @@ public class MultipleMonitorCreator : MonoBehaviour
             removeWaitTimer_ += Time.deltaTime;
             if (removeWaitTimer_ > removeWaitDuration) {
                 hasMonitorUnsupportStateChecked_ = true;
-                foreach (var info in monitors_) {
+                foreach (var info in monitors) {
-                    if (info.uddTexture.monitor.state == uDesktopDuplication.MonitorState.Unsupported) {
+                    if (info.uddTexture.monitor.state == MonitorState.Unsupported) {
                         Destroy(info.gameObject);
                     }
                 }
-                monitors_.RemoveAll(info => info.uddTexture.monitor.state == uDesktopDuplication.MonitorState.Unsupported);
+                monitors.RemoveAll(info => info.uddTexture.monitor.state == MonitorState.Unsupported);
             }
         }
     }
@@ -111,14 +112,16 @@ public class MultipleMonitorCreator : MonoBehaviour
         ResetRemoveTimer();
 
         // Create monitors
-        for (int i = 0; i < uDesktopDuplication.Manager.monitors.Count; ++i) {
+        var n = uDesktopDuplication.Manager.monitors.Count;
+        for (int i = 0; i < n; ++i) {
             // Create monitor obeject
             var go = Instantiate(monitorPrefab);
             go.name = "Monitor " + i;
 
             // Saved infomation
             if (savedInfoList.Count == i) {
-               savedInfoList.Add(new SavedMonitorInfo());
+                savedInfoList.Add(new SavedMonitorInfo());
+                Assert.AreEqual(i, savedInfoList.Count - 1);
             }
             var savedInfo = savedInfoList[i];
 
@@ -164,24 +167,22 @@ public class MultipleMonitorCreator : MonoBehaviour
             go.transform.SetParent(transform);
 
             // Save
-            {
+            var info = new MonitorInfo();
-                var info = new MonitorInfo();
+            info.gameObject = go;
-                info.gameObject = go;
+            info.originalRotation = go.transform.rotation;
-                info.originalRotation = go.transform.rotation;
+            info.originalLocalScale = go.transform.localScale;
-                info.originalLocalScale = go.transform.localScale;
+            info.uddTexture = texture;
-                info.uddTexture = texture;
+            info.mesh = mesh;
-                info.mesh = mesh;
+            monitors.Add(info);
-                monitors.Add(info);
-            }
         }
 
         // Sort monitors in coordinate order
-        monitors_.Sort((a, b) => a.uddTexture.monitor.left - b.uddTexture.monitor.left);
+        monitors.Sort((a, b) => a.uddTexture.monitor.left - b.uddTexture.monitor.left);
     }
 
     void Clear()
     {
-        foreach (var info in monitors_) {
+        foreach (var info in monitors) {
             Destroy(info.gameObject);
         }
         if (removeChildrenWhenClear) {
@@ -189,7 +190,7 @@ public class MultipleMonitorCreator : MonoBehaviour
                 Destroy(transform.GetChild(i).gameObject);
             }
         }
-        monitors_.Clear();
+        monitors.Clear();
     }
 
     [ContextMenu("Recreate")]

Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorRoundLayouter.cs

@@ -20,7 +20,7 @@ public class MultipleMonitorRoundLayouter : MultipleMonitorLayouter
 
         // Keep the local scale z of monitors as 1 to bend them correctly.
         // And save width / height to use same values after reinitialization.
-        for (int i = 0; i < monitors.Count; ++i) {
+        for (int i = 0; i < n; ++i) {
             var info = monitors[i];
             var savedInfo = creator_.savedInfoList[i];
             var scale = info.gameObject.transform.localScale;

Assets/uDesktopDuplication/Scripts/Cursor.cs

@@ -10,7 +10,8 @@ public class Cursor : MonoBehaviour
 {
     [SerializeField] Vector2 modelScale = Vector2.one;
 
-    Vector3 worldPosition { get; set; }
+    public Vector3 worldPosition { get; set; }
+    public Vector2 coord { get; set; }
 
     private Texture uddTexture_;
     private Monitor monitor { get { return uddTexture_.monitor; } }
@@ -65,6 +66,8 @@ public class Cursor : MonoBehaviour
         var w = (float)monitor.cursorShapeWidth  / monitor.width;
         var h = (float)monitor.cursorShapeHeight / monitor.height;
         uddTexture_.material.SetVector("_CursorPositionScale", new Vector4(x, y, w, h));
+
+        coord = new Vector2(x, y);
     }
 }
 

Assets/uDesktopDuplication/Scripts/Manager.cs

@@ -57,6 +57,7 @@ public class Manager : MonoBehaviour
     private Coroutine renderCoroutine_ = null;
     private bool shouldReinitialize_ = false;
     private float reinitializationTimer_ = 0f;
+    private bool isFirstFrame_ = true;
 
     public delegate void ReinitializeHandler();
     public static event ReinitializeHandler onReinitialized;
@@ -72,16 +73,17 @@ public class Manager : MonoBehaviour
 
     void Awake()
     {
-        Lib.SetDebugMode(debugMode);
+        // for simple singleton
-        Lib.SetTimeout(desktopDuplicationApiTimeout);
-        Lib.InitializeUDD();
-
         if (instance_ != null) {
             Destroy(gameObject);
             return;
         }
         instance_ = this;
 
+        Lib.SetDebugMode(debugMode);
+        Lib.SetTimeout(desktopDuplicationApiTimeout);
+        Lib.InitializeUDD();
+
         CreateMonitors();
     }
 
@@ -94,6 +96,9 @@ public class Manager : MonoBehaviour
     void OnEnable()
     {
         renderCoroutine_ = StartCoroutine(OnRender());
+        if (!isFirstFrame_) {
+            Reinitialize();
+        }
     }
 
     void OnDisable()
@@ -109,6 +114,7 @@ public class Manager : MonoBehaviour
         Lib.Update();
         ReinitializeIfNeeded();
         UpdateMessage();
+        isFirstFrame_ = false;
     }
 
     [ContextMenu("Reinitialize")]

Assets/uDesktopDuplication/Scripts/Texture.cs

@@ -21,6 +21,7 @@ public class Texture : MonoBehaviour
         }
     }
 
+    private int lastMonitorId_ = 0;
     public int monitorId
     { 
         get { return monitor.id; }
@@ -125,10 +126,20 @@ public class Texture : MonoBehaviour
 
     void Update()
     {
+        KeepMonitor();
         monitor.shouldBeUpdated = true;
         UpdateMaterial();
     }
 
+    void KeepMonitor()
+    {
+        if (monitor == null) {
+            Reinitialize();
+        } else {
+            lastMonitorId_ = monitorId;
+        }
+    }
+
     void AddCursorIfNotAttached()
     {
         if (!GetComponent<Cursor>())
@@ -140,7 +151,7 @@ public class Texture : MonoBehaviour
     void Reinitialize()
     {
         // Monitor instance is released here when initialized.
-        monitor = Manager.GetMonitor(monitor.id);
+        monitor = Manager.GetMonitor(lastMonitorId_);
     }
 
     void UpdateMaterial()