allow buffer copy.

.gitignore

@@ -27,3 +27,4 @@ sysinfo.txt
 .DS_Store
 /Assets/AssetStoreTools*
 /Assets/Extensions*
+/uDesktopDuplication.log

Assets/uDesktopDuplication/Editor.meta

@@ -1,7 +1,7 @@
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+timeCreated: 1478353382
 licenseType: Pro
 DefaultImporter:
   userData: 

Assets/uDesktopDuplication/Editor/TextureEditor.cs

@@ -0,0 +1,119 @@
+using UnityEngine;
+using UnityEditor;
+using System.Linq;
+
+namespace uDesktopDuplication
+{
+
+[CustomEditor(typeof(Texture))]
+public class TextureEditor : Editor
+{
+    Texture texture
+    {
+        get { return target as Texture; }
+    }
+
+    Monitor monitor
+    {
+        get { return texture.monitor; }
+    }
+
+    bool isAvailable
+    {
+        get { return monitor == null || !Application.isPlaying; }
+    }
+
+    bool basicsFolded_ = true;
+    bool invertFolded_ = true;
+    bool clipFolded_ = true;
+    bool matFolded_ = true;
+
+    SerializedProperty invertX_;
+    SerializedProperty invertY_;
+    SerializedProperty useClip_;
+    SerializedProperty clipPos_;
+    SerializedProperty clipScale_;
+
+    void OnEnable()
+    {
+        invertX_ = serializedObject.FindProperty("invertX_");
+        invertY_ = serializedObject.FindProperty("invertY_");
+        useClip_ = serializedObject.FindProperty("useClip_");
+        clipPos_ = serializedObject.FindProperty("clipPos");
+        clipScale_ = serializedObject.FindProperty("clipScale");
+    }
+
+    public override void OnInspectorGUI()
+    {
+        serializedObject.Update();
+
+        EditorGUILayout.Space();
+        DrawMonitor();
+        DrawInvert();
+        DrawClip();
+        DrawMaterial();
+
+        serializedObject.ApplyModifiedProperties();
+    }
+
+    void Fold(string name, ref bool folded, System.Action func)
+    {
+        folded = Utils.Foldout(name, folded);
+        if (folded) {
+            ++EditorGUI.indentLevel;
+            func();
+            --EditorGUI.indentLevel;
+        }
+    }
+
+    void DrawMonitor()
+    {
+        Fold("Monitor", ref basicsFolded_, () => {
+            if (isAvailable) {
+                EditorGUILayout.HelpBox("Monitor information is available only in runtime.", MessageType.Info);
+                return;
+            }
+            var id = EditorGUILayout.Popup("Monitor", monitor.id, Manager.monitors.Select(x => x.name).ToArray());
+            if (id != monitor.id) { texture.monitorId = id; }
+            EditorGUILayout.IntField("ID", monitor.id);
+            EditorGUILayout.Toggle("Is Primary", monitor.isPrimary);
+            EditorGUILayout.EnumPopup("Rotation", monitor.rotation);
+            EditorGUILayout.Vector2Field("Resolution", new Vector2(monitor.width, monitor.height));
+            EditorGUILayout.Vector2Field("DPI", new Vector2(monitor.dpiX, monitor.dpiY));
+        });
+    }
+
+    void DrawInvert()
+    {
+        Fold("Invert", ref invertFolded_, () => {
+            texture.invertX = EditorGUILayout.Toggle("Invert X", invertX_.boolValue);
+            texture.invertY = EditorGUILayout.Toggle("Invert Y", invertY_.boolValue);
+        });
+    }
+
+    void DrawClip()
+    {
+        Fold("Clip", ref clipFolded_, () => {
+            texture.useClip = EditorGUILayout.Toggle("Use Clip", useClip_.boolValue);
+            EditorGUILayout.PropertyField(clipPos_);
+            EditorGUILayout.PropertyField(clipScale_);
+        });
+    }
+
+    void DrawMaterial()
+    {
+        Fold("Material", ref matFolded_, () => {
+            if (!Application.isPlaying) {
+                EditorGUILayout.HelpBox("These parameters are applied to the shared material when not playing.", MessageType.Info);
+            }
+            texture.meshForwardDirection = (Texture.MeshForwardDirection)EditorGUILayout.EnumPopup("Mesh Forward Direction", texture.meshForwardDirection);
+            texture.bend = EditorGUILayout.Toggle("Use Bend", texture.bend);
+            texture.width = EditorGUILayout.FloatField("Bend Width", texture.width);
+            texture.radius = EditorGUILayout.Slider("Bend Radius", texture.radius, texture.worldWidth / (2 * Mathf.PI), 100f);
+            texture.thickness = EditorGUILayout.Slider("Thickness", texture.thickness, 0f, 30f);
+            texture.culling = (Texture.Culling)EditorGUILayout.EnumPopup("Culling", texture.culling);
+        });
+    }
+}
+
+}

Assets/uDesktopDuplication/Editor/TextureEditor.cs.meta

@@ -0,0 +1,12 @@
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+guid: 1202a4540abf0ad4781c025339772c4a
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Assets/uDesktopDuplication/Editor/Utils.cs

@@ -0,0 +1,46 @@
+using UnityEngine;
+using UnityEditor;
+
+namespace uDesktopDuplication
+{
+
+public static class Utils
+{
+    public static bool Foldout(string title, bool display)
+    {
+        var style = new GUIStyle("ShurikenModuleTitle");
+        style.font = new GUIStyle(EditorStyles.label).font;
+        style.border = new RectOffset(15, 7, 4, 4);
+        style.fixedHeight = 22;
+        style.contentOffset = new Vector2(20f, -2f);
+
+        var rect = GUILayoutUtility.GetRect(16f, 22f, style);
+        GUI.Box(rect, title, style);
+
+        var e = Event.current;
+
+        var toggleRect = new Rect(rect.x + 4f, rect.y + 2f, 13f, 13f);
+        if (e.type == EventType.Repaint) {
+            EditorStyles.foldout.Draw(toggleRect, false, false, display, false);
+        }
+        
+        if (e.type == EventType.MouseDown && rect.Contains(e.mousePosition)) {
+            display = !display;
+            e.Use();
+        }
+
+        return display;
+    }
+
+    public static void ReadOnlyTextField(string label, string text)
+    {
+        EditorGUILayout.BeginHorizontal();
+        {
+            EditorGUILayout.LabelField(label, GUILayout.Width(EditorGUIUtility.labelWidth - 4));
+            EditorGUILayout.SelectableLabel(text, EditorStyles.textField, GUILayout.Height(EditorGUIUtility.singleLineHeight));
+        }
+        EditorGUILayout.EndHorizontal();
+    }
+}
+
+}

Assets/uDesktopDuplication/Editor/Utils.cs.meta

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Assets/uDesktopDuplication/Examples/Prefabs/Monitor Plane for Displacement Mapping.prefab.meta

@@ -1,6 +1,6 @@
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Assets/uDesktopDuplication/Examples/Prefabs/Monitor Unity Plane.prefab.meta

@@ -0,0 +1,8 @@
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Assets/uDesktopDuplication/Examples/Scenes/Displacement.unity.meta

@@ -1,6 +1,6 @@
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Assets/uDesktopDuplication/Examples/Scenes/GetPixels.unity.meta

@@ -0,0 +1,8 @@
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Assets/uDesktopDuplication/Examples/Scenes/Meta Data.unity.meta

@@ -0,0 +1,8 @@
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+  userData: 
+  assetBundleName: 
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Assets/uDesktopDuplication/Examples/Scenes/Multiple Monitors Roundly.unity.meta

@@ -0,0 +1,8 @@
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+timeCreated: 1478610618
+licenseType: Pro
+DefaultImporter:
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/uDesktopDuplication/Examples/Scenes/Raycast.unity.meta

@@ -0,0 +1,8 @@
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+  assetBundleName: 
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Assets/uDesktopDuplication/Examples/Scenes/Switch Scenes.unity.meta

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+timeCreated: 1478927635
+licenseType: Pro
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+  userData: 
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Assets/uDesktopDuplication/Examples/Scenes/Zoom.unity.meta

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+  userData: 
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Assets/uDesktopDuplication/Examples/Scripts/DisplacementMapping.cs

@@ -0,0 +1,58 @@
+using UnityEngine;
+using UnityEngine.Assertions;
+
+[RequireComponent(typeof(uDesktopDuplication.Texture))]
+public class DisplacementMapping : MonoBehaviour
+{
+    public enum TargetMonitor
+    { 
+        Self,
+        Next,
+        Prev,
+    }
+    public TargetMonitor target = TargetMonitor.Self;
+
+    uDesktopDuplication.Texture uddTexture_;
+
+    int dispTexId_;
+    int dispFactorId_;
+    int tessMinDistId_;
+    int tessMaxDistId_;
+    int tessFactorId_;
+
+    [Range(0.0f, 10f)] public float displacementFactor = 0.1f;
+    [Range(0.1f, 10f)] public float tessellationMinDist = 0.5f;
+    [Range(1.0f, 50f)] public float tessellationMaxDist = 25f;
+    [Range(1.0f, 50f)] public float tessellationFactor = 25f;
+
+    void Start()
+    {
+        uddTexture_ = GetComponent<uDesktopDuplication.Texture>();
+        Assert.IsNotNull(uddTexture_);
+
+        dispTexId_ = Shader.PropertyToID("_DispTex");
+        dispFactorId_ = Shader.PropertyToID("_DispFactor");
+        tessMinDistId_ = Shader.PropertyToID("_TessMinDist");
+        tessMaxDistId_ = Shader.PropertyToID("_TessMaxDist");
+        tessFactorId_ = Shader.PropertyToID("_TessFactor");
+    }
+
+    void Update()
+    {
+        var id = uddTexture_.monitor.id;
+        switch (target) {
+            case TargetMonitor.Self: break;
+            case TargetMonitor.Next: ++id; break;
+            case TargetMonitor.Prev: --id; break;
+        }
+        id = Mathf.Clamp(id, 0, uDesktopDuplication.Manager.monitorCount - 1);
+        var monitor = uDesktopDuplication.Manager.GetMonitor(id);
+        monitor.shouldBeUpdated = true;
+
+        uddTexture_.material.SetTexture(dispTexId_, monitor.texture);
+        uddTexture_.material.SetFloat(dispFactorId_, displacementFactor);
+        uddTexture_.material.SetFloat(tessMinDistId_, tessellationMinDist);
+        uddTexture_.material.SetFloat(tessMaxDistId_, tessellationMaxDist);
+        uddTexture_.material.SetFloat(tessFactorId_, tessellationFactor);
+    }
+}

Assets/uDesktopDuplication/Examples/Scripts/DisplacementMapping.cs.meta

@@ -0,0 +1,12 @@
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Assets/uDesktopDuplication/Examples/Scripts/GazePointAnalyzer.cs

@@ -0,0 +1,168 @@
+using UnityEngine;
+using MeshForwardDirection = uDesktopDuplication.Texture.MeshForwardDirection;
+
+[RequireComponent(typeof(uDesktopDuplication.Texture))]
+public class GazePointAnalyzer : MonoBehaviour
+{
+    uDesktopDuplication.Texture uddTexture_;
+
+    [Tooltip("This needs a small calculation cost.")]
+    public bool calcAveragePos = true;
+
+    private Vector2 averageCoord_ = Vector2.zero;
+    private Vector2 averageCoordVelocity_ = Vector2.zero;
+    public Vector3 averagePos
+    {
+        get { return GetWorldPositionFromCoord((int)averageCoord_.x, (int)averageCoord_.y); }
+    }
+
+    public Vector3 cursorPos
+    {
+        get { return GetWorldPositionFromCoord(uddTexture_.monitor.cursorX, uddTexture_.monitor.cursorY); }
+    }
+    private Vector2 preCursorCoord_ = Vector2.zero;
+
+    [Header("Filters")]
+    [Range(0f, 1f)] public float moveRectFilter = 0.05f;
+    [Range(0f, 1f)] public float mouseFilter = 0.05f;
+    [Range(0f, 1f)] public float dirtyRectFilter = 0.01f;
+    [Range(0f, 1f)] public float noEventFilter = 0.01f;
+    [Range(0f, 1f)] public float velocityFilter = 0.1f;
+
+    [Header("Debug")]
+    public bool drawAveragePos;
+    public bool drawCursorPos;
+    public bool drawMoveRects;
+    public bool drawDirtyRects;
+
+    void Start()
+    {
+        uddTexture_ = GetComponent<uDesktopDuplication.Texture>();
+        averageCoord_ = new Vector2(uddTexture_.monitor.width / 2, uddTexture_.monitor.height / 2);
+    }
+
+    public Vector3 GetWorldPositionFromCoord(int u, int v)
+    {
+        return uddTexture_.GetWorldPositionFromCoord(u, v);
+    }
+
+    void CalcAveragePos()
+    {
+        if (!calcAveragePos) return;
+
+        var coord = Vector2.zero;
+        var monitor = uddTexture_.monitor;
+        var cursorCoord = new Vector2(monitor.cursorX, monitor.cursorY);
+        var filter = 0f;
+
+        // move rect
+        if (monitor.moveRectCount > 0) {
+            foreach (var rects in monitor.moveRects) {
+                var rect = rects.destination;
+                var center = new Vector2(
+                    (rect.right  + rect.left) / 2, 
+                    (rect.bottom + rect.top)  / 2);
+                coord += center;
+            }
+            coord /= monitor.moveRectCount;
+            filter = moveRectFilter;
+        } 
+        // mouse
+        else if (
+            monitor.isCursorVisible && 
+            cursorCoord != preCursorCoord_ &&
+            (cursorCoord - preCursorCoord_).magnitude > 5 &&
+            monitor.cursorX >= 0 && 
+            monitor.cursorY >= 0) 
+        {
+            coord = cursorCoord;
+            filter = mouseFilter;
+        } 
+        // dirty rect
+        else if (monitor.dirtyRectCount > 0) {
+            var totalWeights = 0f;
+            foreach (var rect in monitor.dirtyRects) {
+                var center = new Vector2(
+                    (rect.right  + rect.left) / 2, 
+                    (rect.bottom + rect.top)  / 2);
+                var weight = 1f / Mathf.Sqrt((rect.right - rect.left) * (rect.bottom - rect.top));
+                coord += center * weight;
+                totalWeights += weight;
+            }
+            coord /= totalWeights;
+            filter = dirtyRectFilter;
+        } 
+        // no event
+        else {
+            coord = new Vector2(monitor.width / 2, monitor.height / 2);
+            filter = noEventFilter;
+        }
+
+        var cf = (filter / ((1f / 60) / Time.deltaTime));
+        var vf = (velocityFilter / ((1f / 60) / Time.deltaTime));
+        var targetCoord = averageCoord_ + (coord - averageCoord_) * cf;
+        var targetVelocity = targetCoord - averageCoord_;
+
+        if (float.IsNaN(targetCoord.x) || float.IsNaN(targetCoord.y)) return;
+        if (float.IsNaN(targetVelocity.x) || float.IsNaN(targetVelocity.y)) return;
+
+        averageCoordVelocity_ += (targetVelocity - averageCoordVelocity_) * vf;
+        averageCoord_ += averageCoordVelocity_;
+        averageCoord_.x = Mathf.Clamp(averageCoord_.x, 0, monitor.width);
+        averageCoord_.y = Mathf.Clamp(averageCoord_.y, 0, monitor.height);
+
+        preCursorCoord_ = cursorCoord;
+    }
+
+    void Update()
+    {
+        CalcAveragePos();
+        DebugDraw();
+    }
+
+    void DebugDraw()
+    {
+        if (drawAveragePos) DrawAveragePos();
+        if (drawCursorPos)  DrawCursorPos();
+        if (drawDirtyRects) DrawDirtyRects();
+        if (drawMoveRects)  DrawMoveRects();
+    }
+
+    void DrawRect(uDesktopDuplication.RECT rect, Color color)
+    {
+        var p0 = GetWorldPositionFromCoord(rect.left,  rect.top);
+        var p1 = GetWorldPositionFromCoord(rect.right, rect.top);
+        var p2 = GetWorldPositionFromCoord(rect.right, rect.bottom);
+        var p3 = GetWorldPositionFromCoord(rect.left,  rect.bottom);
+
+        Debug.DrawLine(p0, p1, color);
+        Debug.DrawLine(p1, p2, color);
+        Debug.DrawLine(p2, p3, color);
+        Debug.DrawLine(p3, p0, color);
+    }
+
+    void DrawAveragePos()
+    {
+        Debug.DrawLine(transform.position, averagePos, Color.yellow);
+    }
+
+    void DrawCursorPos()
+    {
+        Debug.DrawLine(transform.position, cursorPos, Color.grey);
+    }
+
+    void DrawMoveRects()
+    {
+        foreach (var rect in uddTexture_.monitor.moveRects) {
+            DrawRect(rect.source, Color.blue);
+            DrawRect(rect.destination, Color.green);
+        }
+    }
+
+    void DrawDirtyRects()
+    {
+        foreach (var rect in uddTexture_.monitor.dirtyRects) {
+            DrawRect(rect, Color.red);
+        }
+    }
+}

Assets/uDesktopDuplication/Examples/Scripts/GazePointAnalyzer.cs.meta

@@ -0,0 +1,12 @@
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Assets/uDesktopDuplication/Examples/Scripts/GetPixelsExample.cs

@@ -0,0 +1,36 @@
+using UnityEngine;
+
+public class GetPixelsExample : MonoBehaviour
+{
+    [SerializeField] uDesktopDuplication.Texture uddTexture;
+
+    [SerializeField] int x = 100;
+    [SerializeField] int y = 100;
+    const int width = 64;
+    const int height = 32;
+    
+    public Texture2D texture;
+    Color32[] colors = new Color32[width * height];
+
+    void Start()
+    {
+        texture = new Texture2D(width, height, TextureFormat.ARGB32, false);
+        GetComponent<Renderer>().material.mainTexture = texture;
+    }
+
+    void Update()
+    {
+        // must be called (performance will be slightly down).
+        uDesktopDuplication.Manager.primary.useGetPixels = true;
+
+        var monitor = uddTexture.monitor;
+        if (!monitor.hasBeenUpdated) return;
+
+        if (monitor.GetPixels(colors, x, y, width, height)) {
+            texture.SetPixels32(colors);
+            texture.Apply();
+        }
+
+        Debug.Log(monitor.GetPixel(monitor.cursorX, monitor.cursorY));
+    }
+}

Assets/uDesktopDuplication/Examples/Scripts/GetPixelsExample.cs.meta

@@ -0,0 +1,12 @@
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Assets/uDesktopDuplication/Examples/Scripts/Loupe.cs

@@ -0,0 +1,50 @@
+using UnityEngine;
+
+[RequireComponent(typeof(uDesktopDuplication.Texture))]
+public class Loupe : MonoBehaviour
+{
+    private uDesktopDuplication.Texture uddTexture_;
+    public float zoom = 3f;
+    public float aspect = 1f;
+
+    void Start()
+    {
+        uddTexture_ = GetComponent<uDesktopDuplication.Texture>();
+        uddTexture_.useClip = true;
+    }
+
+    void LateUpdate()
+    {
+        CheckVariables();
+
+        if (uDesktopDuplication.Manager.cursorMonitorId < 0) return;
+        uddTexture_.monitorId = uDesktopDuplication.Manager.cursorMonitorId;
+
+        // To get other monitor textures, set dirty flag.
+        foreach (var target in uDesktopDuplication.Manager.monitors) {
+            target.CreateTextureIfNeeded();
+            target.shouldBeUpdated = true;
+        }
+
+        var monitor = uddTexture_.monitor;
+        var x = monitor.isCursorVisible ? 
+            (float)monitor.cursorX / monitor.width :
+            (float)monitor.systemCursorX / monitor.width;
+        var y = monitor.isCursorVisible ? 
+            (float)monitor.cursorY / monitor.height :
+            (float)monitor.systemCursorY / monitor.height;
+        var w = 1f / zoom;
+        var h = w / aspect * monitor.aspect;
+        x = Mathf.Clamp(x - w / 2, 0f, 1f - w);
+        y = Mathf.Clamp(y - h / 2, 0f, 1f - h);
+        uddTexture_.clipPos = new Vector2(x, y);
+        uddTexture_.clipScale = new Vector2(w, h);
+    }
+
+    void CheckVariables()
+    {
+        if (zoom < 1f) zoom = 1f;
+        if (aspect < 0.01f) aspect = 0.01f;
+    }
+}
+

Assets/uDesktopDuplication/Examples/Scripts/Loupe.cs.meta

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Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorAnalyzer.cs

@@ -0,0 +1,69 @@
+using UnityEngine;
+
+[RequireComponent(typeof(MultipleMonitorCreator))]
+public class MultipleMonitorAnalyzer : MonoBehaviour
+{
+    MultipleMonitorCreator creator_;
+    Vector3 gazePoint_ = Vector3.zero;
+    public Vector3 gazePoint 
+    { 
+        get { return gazePoint_; } 
+        private set 
+        {
+            gazePoint_ += (value - gazePoint) * (gazePointFilter / (1f / 60 / Time.deltaTime));
+        }
+    }
+
+    [Header("Filters")]
+    [Range(0f, 1f)] public float gazePointFilter = 0.1f;
+    [Range(0f, 1f)] public float moveRectFilter = 0.05f;
+    [Range(0f, 1f)] public float mouseFilter = 0.05f;
+    [Range(0f, 1f)] public float dirtyRectFilter = 0.01f;
+    [Range(0f, 1f)] public float noEventFilter = 0.01f;
+    [Range(0f, 1f)] public float velocityFilter = 0.1f;
+
+    [Header("Debug")]
+    [SerializeField] bool drawGazePoint;
+    [SerializeField] bool drawAveragePos;
+    [SerializeField] bool drawMoveRects;
+    [SerializeField] bool drawDirtyRects;
+
+    void Start()
+    {
+        creator_ = GetComponent<MultipleMonitorCreator>();
+    }
+
+    void Update()
+    {
+        var cursorMonitorId = uDesktopDuplication.Manager.cursorMonitorId;
+        for (int i = 0; i < creator_.monitors.Count; ++i) {
+            var info = creator_.monitors[i];
+            var analyzer = 
+                info.gameObject.GetComponent<GazePointAnalyzer>() ??
+                info.gameObject.AddComponent<GazePointAnalyzer>();
+            UpdateAnalyzer(analyzer);
+            if (info.uddTexture.monitorId == cursorMonitorId) {
+                gazePoint = analyzer.averagePos;
+            }
+        }
+
+        if (drawGazePoint) DrawGazePoint();
+    }
+
+    void DrawGazePoint()
+    {
+        Debug.DrawLine(transform.position, gazePoint, Color.magenta);
+    }
+
+    void UpdateAnalyzer(GazePointAnalyzer analyzer)
+    {
+        analyzer.moveRectFilter = moveRectFilter;
+        analyzer.mouseFilter = mouseFilter;
+        analyzer.dirtyRectFilter = dirtyRectFilter;
+        analyzer.noEventFilter = noEventFilter;
+        analyzer.velocityFilter = velocityFilter;
+        analyzer.drawAveragePos = drawAveragePos;
+        analyzer.drawMoveRects = drawMoveRects;
+        analyzer.drawDirtyRects = drawDirtyRects;
+    }
+}

Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorAnalyzer.cs.meta

@@ -0,0 +1,12 @@
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+guid: dbdfccef47068644b81b671bb4e6e166
+timeCreated: 1479620455
+licenseType: Pro
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+  defaultReferences: []
+  executionOrder: 0
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+  userData: 
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Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorCreator.cs

@@ -1,38 +1,203 @@
 using UnityEngine;
+using UnityEngine.Assertions;
+using System.Collections.Generic;
+using MeshForwardDirection = uDesktopDuplication.Texture.MeshForwardDirection;
+using DuplicatorState = uDesktopDuplication.DuplicatorState;
 
 public class MultipleMonitorCreator : MonoBehaviour
 {
-    [SerializeField] GameObject monitorPrefab;
-    [SerializeField] float scale = 10f;
-    [SerializeField] float margin = 1f;
-    [SerializeField] float ratio = 0.001f;
+    [Tooltip("Create monitors using this prefab.")]
+    public GameObject monitorPrefab;
+
+    public enum ScaleMode
+    {
+        Real,
+        Fixed,
+        Pixel,
+    }
+
+    [Tooltip("Real: DPI-based real scale \nFixed: Same width \nPixel: bigger if screen resolution is high.")]
+    public ScaleMode scaleMode = ScaleMode.Fixed;
+
+    [Tooltip("Use this scale as width if scaleMode is Fixed.")]
+    public float scale = 0.5f;
+
+    [Tooltip("Please specify the surface direction of the mesh (e.g. Plane => Y.)")]
+    public MeshForwardDirection meshForwardDirection = MeshForwardDirection.Z;
+
+    [Tooltip("Remove unsupported monitors automatically after removeWaitDuration.")]
+    public bool removeIfUnsupported = true;
+
+    [Tooltip("Remove unsupported monitors automatically after removeWaitDuration.")]
+    public float removeWaitDuration = 5f;
+
+    [Tooltip("Remove all childrens (for debug).")]
+    public bool removeChildrenWhenClear = true;
+
+    bool hasMonitorUnsupportStateChecked_ = false;
+    float removeWaitTimer_ = 0f;
+
+    public class MonitorInfo
+    {
+        public GameObject gameObject { get; set; }
+        public Quaternion originalRotation { get; set; }
+        public Vector3 originalLocalScale { get; set; }
+        public uDesktopDuplication.Texture uddTexture { get; set; }
+        public Mesh mesh { get; set; }
+    }
+
+    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_; } }
 
     void Start()
     {
-        var monitors = uDesktopDuplication.Manager.monitors;
-        var n = monitors.Count;
+        uDesktopDuplication.Manager.CreateInstance();
+        Create();
+    }
 
-        var totalWidth = 0f;
-        for (int i = 0 ; i < n; ++i) {
+    void Update()
+    {
+        if (removeIfUnsupported) {
+            RemoveUnsupportedDisplayAfterRemoveTimer();
+        }
+
+        if (uDesktopDuplication.Manager.monitorCount != monitors.Count) {
+            Recreate();
+        }
+    }
+
+    void OnEnable()
+    {
+        uDesktopDuplication.Manager.onReinitialized += Recreate;
+    }
+
+    void OnDisable()
+    {
+        uDesktopDuplication.Manager.onReinitialized -= Recreate;
+    }
+
+    void RemoveUnsupportedDisplayAfterRemoveTimer()
+    {
+        if (!hasMonitorUnsupportStateChecked_) {
+            removeWaitTimer_ += Time.deltaTime;
+            if (removeWaitTimer_ > removeWaitDuration) {
+                hasMonitorUnsupportStateChecked_ = true;
+                foreach (var info in monitors) {
+                    if (info.uddTexture.monitor.state == DuplicatorState.Unsupported) {
+                        Destroy(info.gameObject);
+                    }
+                }
+                monitors.RemoveAll(info => info.uddTexture.monitor.state == DuplicatorState.Unsupported);
+            }
+        }
+    }
+
+    void ResetRemoveTimer()
+    {
+        hasMonitorUnsupportStateChecked_ = false;
+        removeWaitTimer_ = 0f;
+    }
+
+    void Create()
+    {
+        ResetRemoveTimer();
+
+        // Create monitors
+        var n = uDesktopDuplication.Manager.monitors.Count;
+        for (int i = 0; i < n; ++i) {
+            // Create monitor obeject
             var go = Instantiate(monitorPrefab);
-            go.name = "Monitor " + i;
+            go.name = uDesktopDuplication.Manager.monitors[i].name;
+
+            // Saved infomation
+            if (savedInfoList.Count == i) {
+                savedInfoList.Add(new SavedMonitorInfo());
+                Assert.AreEqual(i, savedInfoList.Count - 1);
+            }
+            var savedInfo = savedInfoList[i];
+
+            // Expand AABB
+            var mesh = go.GetComponent<MeshFilter>().mesh; // clone
+            var aabbScale = mesh.bounds.size;
+            aabbScale.y = Mathf.Max(aabbScale.y, aabbScale.x);
+            aabbScale.z = Mathf.Max(aabbScale.z, aabbScale.x);
+            mesh.bounds = new Bounds(mesh.bounds.center, aabbScale);
+
+            // Assign monitor
             var texture = go.GetComponent<uDesktopDuplication.Texture>();
             texture.monitorId = i;
-            go.transform.localScale = new Vector3(texture.monitor.width * ratio, 1f, texture.monitor.height * ratio);
+            var monitor = texture.monitor;
+
+            // Set width / height
+            float width = 1f, height = 1f;
+            switch (scaleMode) {
+                case ScaleMode.Real:
+                    width = monitor.widthMeter;
+                    height = monitor.heightMeter;
+                    break;
+                case ScaleMode.Fixed:
+                    width = scale * (monitor.isHorizontal ? monitor.aspect : 1f);
+                    height = scale * (monitor.isHorizontal ? 1f : 1f / monitor.aspect);
+                    break;
+                case ScaleMode.Pixel:
+                    width = scale * (monitor.isHorizontal ? 1f : monitor.aspect) * ((float)monitor.width / 1920);
+                    height = scale * (monitor.isHorizontal ? 1f / monitor.aspect : 1f) * ((float)monitor.width / 1920);
+                    break;
+            }
+
+            width *= savedInfo.widthScale;
+            height *= savedInfo.heightScale;
+
+            if (meshForwardDirection == MeshForwardDirection.Y) {
+                go.transform.localScale = new Vector3(width, go.transform.localScale.y, height);
+            } else {
+                go.transform.localScale = new Vector3(width, height, go.transform.localScale.z);
+            }
+
+            // Set parent as this object
             go.transform.SetParent(transform);
-            totalWidth += texture.monitor.width * ratio * scale;
+
+            // Save
+            var info = new MonitorInfo();
+            info.gameObject = go;
+            info.originalRotation = go.transform.rotation;
+            info.originalLocalScale = go.transform.localScale;
+            info.uddTexture = texture;
+            info.mesh = mesh;
+            monitors.Add(info);
         }
 
-        totalWidth += margin * (n - 1);
-        var x = -totalWidth / 2;
-        for (int i = 0 ; i < n; ++i) {
-            var go = transform.FindChild("Monitor " + i);
-            var texture = go.GetComponent<uDesktopDuplication.Texture>();
-            var halfWidth = texture.monitor.width * ratio * scale / 2;
-            x += halfWidth;
-            go.transform.localPosition = new Vector3(x, 0f, 0f);
-            x += halfWidth + margin;
+        // Sort monitors in coordinate order
+        monitors.Sort((a, b) => a.uddTexture.monitor.left - b.uddTexture.monitor.left);
+    }
+
+    void Clear()
+    {
+        foreach (var info in monitors) {
+            Destroy(info.gameObject);
         }
+        if (removeChildrenWhenClear) {
+            for (int i = 0; i < transform.childCount; ++i) {
+                Destroy(transform.GetChild(i).gameObject);
+            }
+        }
+        monitors.Clear();
+    }
+
+    [ContextMenu("Recreate")]
+    public void Recreate()
+    {
+        Clear();
+        Create();
     }
 }
 

Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorLayouter.cs

@@ -0,0 +1,54 @@
+using UnityEngine;
+
+[RequireComponent(typeof(MultipleMonitorCreator))]
+public class MultipleMonitorLayouter : MonoBehaviour
+{
+    protected MultipleMonitorCreator creator_;
+    public bool updateEveryFrame = true;
+    public float margin = 0.1f;
+    [Range(0f, 10f)] public float thickness = 1f;
+
+    void Start()
+    {
+        creator_ = GetComponent<MultipleMonitorCreator>();
+        Layout();
+    }
+
+    protected virtual void Update()
+    {
+        margin = Mathf.Max(margin, 0f);
+
+        if (updateEveryFrame) {
+            Layout();
+        }
+    }
+
+    protected virtual void Layout()
+    {
+        var monitors = creator_.monitors;
+        var n = monitors.Count;
+
+        var totalWidth = 0f;
+        foreach (var info in monitors) {
+            var width = info.gameObject.transform.localScale.x * (info.mesh.bounds.extents.x * 2f);
+            totalWidth += width;
+        }
+        totalWidth += margin * (n - 1);
+
+        var x = -totalWidth / 2;
+
+        foreach (var info in monitors) {
+            var width = info.gameObject.transform.localScale.x;
+            x += (width * info.mesh.bounds.extents.x);
+            info.gameObject.transform.localPosition = new Vector3(x, 0f, 0f);
+            info.gameObject.transform.localRotation = info.originalRotation;
+            x += (width * info.mesh.bounds.extents.x) + margin;
+        }
+
+        foreach (var info in monitors) {
+            info.uddTexture.thickness = thickness;
+        }
+    }
+
+}
+

Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorLayouter.cs.meta

@@ -0,0 +1,12 @@
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Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorRoundLayouter.cs

@@ -0,0 +1,102 @@
+using UnityEngine;
+using MeshForwardDirection = uDesktopDuplication.Texture.MeshForwardDirection;
+
+public class MultipleMonitorRoundLayouter : MultipleMonitorLayouter
+{
+    [SerializeField] bool debugDraw = true;
+
+    public float radius = 10f;
+    public Vector3 offsetAngle = Vector3.zero;
+
+    void OnDisable()
+    {
+        foreach (var info in creator_.monitors) {
+            info.uddTexture.bend = false;
+        }
+    }
+
+    protected override void Layout()
+    {
+        var monitors = creator_.monitors;
+        var n = monitors.Count;
+
+        // 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 < n; ++i) {
+            var info = monitors[i];
+            var savedInfo = creator_.savedInfoList[i];
+            var scale = info.gameObject.transform.localScale;
+            if (creator_.meshForwardDirection == MeshForwardDirection.Y) {
+                scale.y = 1f;
+                savedInfo.widthScale = scale.x / info.originalLocalScale.x;
+                savedInfo.heightScale = scale.z / info.originalLocalScale.z;
+            } else {
+                scale.z = 1f;
+                savedInfo.widthScale = scale.x / info.originalLocalScale.x;
+                savedInfo.heightScale = scale.y / info.originalLocalScale.y;
+            }
+            info.gameObject.transform.localScale = scale;
+        }
+
+        // keep thicness plus value.
+        thickness = Mathf.Max(thickness, 0f);
+
+        // calculate total width
+        var totalWidth = 0f;
+        foreach (var info in monitors) {
+            var width = info.gameObject.transform.localScale.x * (info.mesh.bounds.extents.x * 2f);
+            totalWidth += width;
+        }
+        totalWidth += margin * (n - 1);
+
+        // expand radius if total width is larger than the circumference.
+        radius = Mathf.Max(radius, (totalWidth + margin) / (2 * Mathf.PI));
+
+        // total angle of monitors
+        var totalAngle = totalWidth / radius;
+
+        // layout
+        float angle = -totalAngle / 2;
+        var offsetRot = Quaternion.Euler(offsetAngle);
+        foreach (var info in monitors) {
+            var uddTex = info.uddTexture;
+            var width = info.gameObject.transform.localScale.x * (info.mesh.bounds.extents.x * 2f);
+
+            angle += (width / radius) * 0.5f;
+            var pos = radius * new Vector3(Mathf.Sin(angle), 0f, Mathf.Cos(angle) - 1f);
+            pos += radius * Vector3.forward;
+            pos = offsetRot * pos;
+            pos -= radius * Vector3.forward;
+            uddTex.transform.localPosition = pos;
+            uddTex.transform.localRotation = offsetRot * Quaternion.AngleAxis(angle * Mathf.Rad2Deg, Vector3.up) * info.originalRotation;
+            angle += (width * 0.5f + margin) / radius;
+
+            uddTex.bend = true;
+            uddTex.meshForwardDirection = creator_.meshForwardDirection;
+            uddTex.radius = radius;
+            uddTex.thickness = thickness;
+            uddTex.width = uddTex.transform.localScale.x;
+        }
+    }
+
+    protected override void Update()
+    {
+        base.Update();
+        if (debugDraw) DebugDraw();
+    }
+
+    void DebugDraw()
+    {
+        // draw the circumference in the scene view.
+        var scale = transform.localScale.x;
+        var center = transform.position - Vector3.forward * radius * scale;
+        for (int i = 0; i < 100; ++i) {
+            var a0 = 2 * Mathf.PI * i / 100;
+            var a1 = 2 * Mathf.PI * (i + 1) / 100;
+            var p0 = center + radius * scale * new Vector3(Mathf.Cos(a0), 0f, Mathf.Sin(a0));
+            var p1 = center + radius * scale * new Vector3(Mathf.Cos(a1), 0f, Mathf.Sin(a1));
+            Debug.DrawLine(p0, p1, Color.red);
+        }
+    }
+}
+

Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorRoundLayouter.cs.meta

@@ -0,0 +1,12 @@
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Assets/uDesktopDuplication/Examples/Scripts/RaycastTest.cs

@@ -0,0 +1,23 @@
+using UnityEngine;
+using System.Collections;
+
+public class RaycastTest : MonoBehaviour
+{
+    public Transform from;
+    public Transform to;
+
+    void Update()
+    {
+        if (!from || !to) return;
+
+        Debug.DrawLine(from.position, to.position, Color.red);
+
+        foreach (var uddTexture in GameObject.FindObjectsOfType<uDesktopDuplication.Texture>()) {
+            var result = uddTexture.RayCast(from.position, to.position - from.position);
+            if (result.hit) {
+                Debug.DrawLine(result.position, result.position + result.normal, Color.yellow);
+                Debug.Log("COORD: " + result.coords + ", DESKTOP: " + result.desktopCoord);
+            }
+        }
+    }
+}

Assets/uDesktopDuplication/Examples/Scripts/RaycastTest.cs.meta

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Assets/uDesktopDuplication/Examples/Scripts/ToggleMonitors.cs

@@ -6,10 +6,12 @@ public class ToggleMonitors : MonoBehaviour
     {
         if (Input.GetKeyDown(KeyCode.Tab)) {
             var texture = GetComponent<uDesktopDuplication.Texture>();
+            var id = texture.monitorId;
+            var n = uDesktopDuplication.Manager.monitorCount;
             if (Input.GetKey(KeyCode.LeftShift) || Input.GetKey(KeyCode.RightShift)) {
-                texture.monitorId--;
+                texture.monitorId = (id - 1 < 0) ? 0 : (id - 1);
             } else {
-                texture.monitorId++;
+                texture.monitorId = (id + 1 >= n) ? (n - 1) : (id + 1);
             }
         }
     }

Assets/uDesktopDuplication/Examples/Scripts/UddSceneManager.cs

@@ -0,0 +1,58 @@
+using UnityEngine;
+using UnityEngine.SceneManagement;
+
+public class UddSceneManager : MonoBehaviour
+{
+    public static UddSceneManager instance { get; set; }
+    [SerializeField] string[] scenes;
+    [SerializeField] int sceneNo = 0;
+
+    void Awake()
+    {
+        if (!instance) {
+            instance = this;
+        } else {
+            Destroy(gameObject);
+        }
+    }
+
+    void Start()
+    {
+        DontDestroyOnLoad(gameObject);
+        Load();
+    }
+
+    void Update()
+    {
+        if (Input.GetKeyDown(KeyCode.RightArrow)) {
+            Next();
+        } else if (Input.GetKeyDown(KeyCode.LeftArrow)) {
+            Prev();
+        }
+
+        if (Input.GetKeyDown(KeyCode.R) && (Input.GetKey(KeyCode.LeftControl) || Input.GetKey(KeyCode.RightControl))) {
+            uDesktopDuplication.Manager.instance.Reinitialize();
+        }
+
+        if (Input.GetKeyDown(KeyCode.Escape)) {
+            Application.Quit();
+        }
+    }
+
+    void Next()
+    {
+        sceneNo = (sceneNo + 1) % scenes.Length;
+        Load();
+    }
+
+    void Prev()
+    {
+        sceneNo = (sceneNo + scenes.Length - 1) % scenes.Length;
+        Load();
+    }
+
+    void Load()
+    {
+        SceneManager.LoadScene(scenes[Mathf.Clamp(sceneNo, 0, scenes.Length - 1)]);
+    }
+}

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+  meshes:
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+    secondaryUVAngleDistortion: 8
+    secondaryUVAreaDistortion: 15.000001
+    secondaryUVHardAngle: 88
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+    useFileScale: 1
+  tangentSpace:
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+    normalImportMode: 0
+    tangentImportMode: 2
+  importAnimation: 0
+  copyAvatar: 0
+  humanDescription:
+    human: []
+    skeleton: []
+    armTwist: 0.5
+    foreArmTwist: 0.5
+    upperLegTwist: 0.5
+    legTwist: 0.5
+    armStretch: 0.05
+    legStretch: 0.05
+    feetSpacing: 0
+    rootMotionBoneName: 
+    hasTranslationDoF: 0
+  lastHumanDescriptionAvatarSource: {instanceID: 0}
+  animationType: 0
+  humanoidOversampling: 1
+  additionalBone: 0
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/uDesktopDuplication/Models/uDD_Plane.fbx.meta

@@ -0,0 +1,87 @@
+fileFormatVersion: 2
+guid: f30f6cfd6aa37554ca886424cada7cbb
+timeCreated: 1480072865
+licenseType: Pro
+ModelImporter:
+  serializedVersion: 19
+  fileIDToRecycleName:
+    100000: //RootNode
+    100002: uDD_Plane_MeshPart0
+    100004: uDD_Plane_MeshPart1
+    400000: //RootNode
+    400002: uDD_Plane_MeshPart0
+    400004: uDD_Plane_MeshPart1
+    2300000: //RootNode
+    2300002: uDD_Plane_MeshPart0
+    2300004: uDD_Plane_MeshPart1
+    3300000: //RootNode
+    3300002: uDD_Plane_MeshPart0
+    3300004: uDD_Plane_MeshPart1
+    4300000: uDD_Plane
+    4300002: uDD_Plane_MeshPart0
+    4300004: uDD_Plane_MeshPart1
+    9500000: //RootNode
+  materials:
+    importMaterials: 0
+    materialName: 0
+    materialSearch: 1
+  animations:
+    legacyGenerateAnimations: 4
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+    animationImportErrors: 
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+    legTwist: 0.5
+    armStretch: 0.05
+    legStretch: 0.05
+    feetSpacing: 0
+    rootMotionBoneName: 
+    hasTranslationDoF: 0
+  lastHumanDescriptionAvatarSource: {instanceID: 0}
+  animationType: 0
+  humanoidOversampling: 1
+  additionalBone: 0
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Assets/uDesktopDuplication/Plugins/uDesktopDuplication.dll.meta

@@ -1,20 +0,0 @@
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-licenseType: Pro
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-    Editor:
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-  userData: 
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-  assetBundleVariant: 

Assets/uDesktopDuplication/Plugins/x86.meta

@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: a3ded3542f0e6b74ea0ff9ea58aea2f2
+folderAsset: yes
+timeCreated: 1480693928
+licenseType: Pro
+DefaultImporter:
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/uDesktopDuplication/Plugins/x86/uDesktopDuplication.dll.meta

@@ -0,0 +1,53 @@
+fileFormatVersion: 2
+guid: 19d4c78204afead44b6de11427d7f2f6
+timeCreated: 1480693943
+licenseType: Pro
+PluginImporter:
+  serializedVersion: 1
+  iconMap: {}
+  executionOrder: {}
+  isPreloaded: 0
+  platformData:
+    Any:
+      enabled: 1
+      settings: {}
+    Editor:
+      enabled: 0
+      settings:
+        CPU: x86
+        DefaultValueInitialized: true
+    Linux:
+      enabled: 1
+      settings:
+        CPU: x86
+    Linux64:
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+      settings:
+        CPU: None
+    LinuxUniversal:
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+      settings:
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+    OSXIntel:
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+    OSXIntel64:
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+    OSXUniversal:
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+    Win:
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+      settings:
+        CPU: AnyCPU
+    Win64:
+      enabled: 0
+      settings:
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+  userData: 
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Assets/uDesktopDuplication/Plugins/x86_64.meta

@@ -0,0 +1,9 @@
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+folderAsset: yes
+timeCreated: 1478626361
+licenseType: Pro
+DefaultImporter:
+  userData: 
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Assets/uDesktopDuplication/Plugins/x86_64/uDesktopDuplication.dll.meta

@@ -0,0 +1,54 @@
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+guid: 02fc121822cf2ea4e82e16c4a28bf711
+timeCreated: 1477546714
+licenseType: Pro
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+        DefaultValueInitialized: true
+        OS: AnyOS
+    Linux:
+      enabled: 0
+      settings:
+        CPU: x86
+    Linux64:
+      enabled: 0
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+        CPU: x86_64
+    LinuxUniversal:
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+      settings:
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+    OSXIntel:
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+      settings:
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+    OSXIntel64:
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+      settings:
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+    OSXUniversal:
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+      settings:
+        CPU: None
+    Win:
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+      settings:
+        CPU: AnyCPU
+    Win64:
+      enabled: 1
+      settings:
+        CPU: AnyCPU
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/uDesktopDuplication/Resources/uDesktopDuplication/Shaders/uDD_Cursor.shader

@@ -1,81 +0,0 @@
-Shader "uDesktopDuplication/Cursor"
-{
-
-Properties
-{
-    _MainTex ("Texture", 2D) = "white" {}
-    [KeywordEnum(Off, Front, Back)] _Cull("Culling", Int) = 2
-}
-
-SubShader
-{
-
-Tags { "RenderType"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparent" "Queue" = "Transparent+1" }
-
-Cull [_Cull]
-ZWrite Off
-Offset -0.01, -0.01
-
-CGINCLUDE
-
-#include "UnityCG.cginc"
-#include "../../../Shaders/uDD_Common.cginc"
-
-half4 _PositionScale;
-#define _PointerX      _PositionScale.x
-#define _PointerY      _PositionScale.y
-#define _PointerWidth  _PositionScale.z
-#define _PointerHeight _PositionScale.w
-
-struct appdata
-{
-    float4 vertex : POSITION;
-    float2 uv     : TEXCOORD0;
-};
-
-struct v2f
-{
-    float4 vertex : SV_POSITION;
-    float2 uv     : TEXCOORD0;
-};
-
-sampler2D _MainTex;
-
-v2f vert(appdata v)
-{
-    v2f o;
-    o.vertex = UnityObjectToClipPos(v.vertex);
-    o.uv = v.uv;
-    return o;
-}
-
-fixed4 frag(v2f i) : SV_Target
-{
-    uddInvertUV(i.uv);
-    i.uv.x = (i.uv.x - _PointerX) / _PointerWidth;
-    i.uv.y = (i.uv.y - _PointerY) / _PointerHeight;
-    fixed4 color = tex2D(_MainTex, i.uv);
-    color.a *= step(0, i.uv.x) * step(0, i.uv.y) * step(i.uv.x, 1) * step(i.uv.y, 1);
-    clip(color.a - 0.01);
-    uddToLinearIfNeeded(color.rgb);
-    return color;
-}
-
-ENDCG
-
-Pass
-{
-    CGPROGRAM
-    #pragma vertex vert
-    #pragma fragment frag
-    #pragma multi_compile ___ INVERT_X
-    #pragma multi_compile ___ INVERT_Y
-    #pragma multi_compile ___ VERTICAL
-    ENDCG
-}
-
-}
-
-Fallback "Unlit/Texture"
-
-}

Assets/uDesktopDuplication/Scripts/Cursor.cs

@@ -1,111 +0,0 @@
-using UnityEngine;
-using System.Collections.Generic;
-
-namespace uDesktopDuplication
-{
-
-[AddComponentMenu("uDesktopDuplication/Cursor"), 
- RequireComponent(typeof(Texture))]
-public class Cursor : MonoBehaviour
-{
-    [SerializeField] Vector2 modelScale = Vector2.one;
-
-    Vector3 worldPosition { get; set; }
-
-    private Texture uddTexture_;
-    private Monitor monitor { get { return uddTexture_.monitor; } }
-
-    private Texture2D pointerTexture_;
-    private Material cursorMaterial_;
-
-    private Dictionary<Vector2, Texture2D> pointerTextures_ = new Dictionary<Vector2, Texture2D>();
-
-    void OnEnable()
-    {
-        uddTexture_ = GetComponent<Texture>();
-    }
-
-    void Start()
-    {
-        var clone = new GameObject(name + " Cursor");
-        clone.transform.SetParent(transform);
-        clone.transform.localPosition = Vector3.zero;
-        clone.transform.localRotation = Quaternion.identity;
-        clone.transform.localScale = Vector3.one;
-
-        var filter = clone.AddComponent<MeshFilter>();
-        filter.mesh = GetComponent<MeshFilter>().sharedMesh;
-
-        var renderer = clone.AddComponent<MeshRenderer>();
-        var shader = Shader.Find("uDesktopDuplication/Cursor");
-        cursorMaterial_ = new Material(shader);
-        renderer.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.Off;
-        renderer.receiveShadows = false;
-        renderer.motionVectors = false;
-        renderer.material = cursorMaterial_;
-    }
-
-    void Update()
-    {
-        if (monitor.isPointerVisible) {
-            UpdatePosition();
-            UpdateTexture();
-            UpdateMaterial();
-        }
-    }
-
-    void UpdatePosition()
-    {
-        var x = (1f * monitor.pointerX / monitor.width  - 0.5f) * modelScale.x;
-        var y = (1f * monitor.pointerY / monitor.height - 0.5f) * modelScale.y;
-        var iy = uddTexture_.invertY ? -1 : +1;
-        var localPos = transform.right * x + iy * transform.up * y;
-        worldPosition = transform.TransformPoint(localPos);
-    }
-
-    void UpdateTexture()
-    {
-        var w = monitor.pointerShapeWidth;
-        var h = monitor.pointerShapeHeight;
-        if (w == 0 || h == 0) return;
-
-        var scale = new Vector2(w, h);
-        if (!pointerTextures_.ContainsKey(scale)) {
-            var texture = new Texture2D(w, h, TextureFormat.BGRA32, false);
-            texture.wrapMode = TextureWrapMode.Clamp;
-            pointerTextures_.Add(scale, texture);
-        }
-        var pointerTexture = pointerTextures_[scale];
-        monitor.UpdatePointerTexture(pointerTexture.GetNativeTexturePtr());
-        cursorMaterial_.SetTexture("_MainTex", pointerTexture);
-    }
-
-    void UpdateMaterial()
-    {
-        if (uddTexture_.invertX) {
-            cursorMaterial_.EnableKeyword("INVERT_X");
-        } else {
-            cursorMaterial_.DisableKeyword("INVERT_X");
-        }
-
-        if (uddTexture_.invertY) {
-            cursorMaterial_.EnableKeyword("INVERT_Y");
-        } else {
-            cursorMaterial_.DisableKeyword("INVERT_Y");
-        }
-
-        if (monitor.isVertical) {
-            cursorMaterial_.EnableKeyword("VERTICAL");
-        } else {
-            cursorMaterial_.DisableKeyword("VERTICAL");
-        }
-
-        var x = (float)monitor.pointerX / monitor.width;
-        var y = (float)monitor.pointerY / monitor.height;
-        var w = (float)monitor.pointerShapeWidth  / monitor.width;
-        var h = (float)monitor.pointerShapeHeight / monitor.height;
-        cursorMaterial_.SetVector("_PositionScale", new Vector4(x, y, w, h));
-    }
-}
-
-}

Assets/uDesktopDuplication/Scripts/Lib.cs

@@ -1,55 +1,179 @@
-using System;
+using UnityEngine;
+using System;
 using System.Text;
 using System.Runtime.InteropServices;
 
+#pragma warning disable 114, 465
+
 namespace uDesktopDuplication
 {
 
-public enum PointerShapeType
+public enum Message
 {
+    None = -1,
+    Reinitialized = 0,
+    TextureSizeChanged = 1,
+}
+
+public enum CursorShapeType
+{
+    Unspecified = 0,
     MonoChrome = 1,
     Color = 2,
     MaskedColor = 4,
 }
 
+public enum MonitorRotation
+{
+    Unspecified = 0,
+    Identity = 1,
+    Rotate90 = 2,
+    Rotate180 = 3,
+    Rotate270 = 4
+}
+
+public enum DuplicatorState
+{
+    NotSet = -1,
+    Ready = 0,
+    Running = 1,
+    InvalidArg = 2,
+    AccessDenied = 3,
+    Unsupported = 4,
+    CurrentlyNotAvailable = 5,
+    SessionDisconnected = 6,
+    AccessLost = 7,
+    TextureSizeInconsistent = 8,
+    Unknown = 999,
+}
+
+public enum DebugMode
+{
+    None = 0,
+    File = 1,
+    UnityLog = 2, /* currently has bug when app exits. */
+}
+
+[StructLayout(LayoutKind.Sequential)]
+public struct RECT
+{
+    [MarshalAs(UnmanagedType.I4)]
+    public int left;
+    [MarshalAs(UnmanagedType.I4)]
+    public int top;
+    [MarshalAs(UnmanagedType.I4)]
+    public int right;
+    [MarshalAs(UnmanagedType.I4)]
+    public int bottom;
+}
+
+[StructLayout(LayoutKind.Sequential)]
+public struct DXGI_OUTDUPL_MOVE_RECT
+{
+    public RECT source;
+    public RECT destination;
+}
+
 public static class Lib
 {
+    public delegate void MessageHandler(Message message);
+    [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
+    public delegate void DebugLogDelegate(string str);
+
+    [DllImport("uDesktopDuplication")]
+    public static extern bool IsInitialized();
+    [DllImport("uDesktopDuplication")]
+    public static extern void Initialize();
+    [DllImport("uDesktopDuplication")]
+    public static extern void Finalize();
+    [DllImport("uDesktopDuplication")]
+    public static extern void Reinitialize();
+    [DllImport("uDesktopDuplication")]
+    public static extern void Update();
+    [DllImport("uDesktopDuplication")]
+    public static extern Message PopMessage();
+    [DllImport("uDesktopDuplication")]
+    public static extern void EnableDebug();
+    [DllImport("uDesktopDuplication")]
+    public static extern void DisableDebug();
+    [DllImport("uDesktopDuplication")]
+    public static extern void SetDebugMode(DebugMode mode);
+    [DllImport("uDesktopDuplication")]
+    public static extern void SetLogFunc(DebugLogDelegate func);
+    [DllImport("uDesktopDuplication")]
+    public static extern void SetErrorFunc(DebugLogDelegate func);
     [DllImport("uDesktopDuplication")]
     public static extern int GetMonitorCount();
     [DllImport("uDesktopDuplication")]
-    public static extern void SetTimeout(int timeout);
+    public static extern bool HasMonitorCountChanged();
+    [DllImport("uDesktopDuplication")]
+    public static extern int GetCursorMonitorId();
+    [DllImport("uDesktopDuplication")]
+    public static extern int GetTotalWidth();
+    [DllImport("uDesktopDuplication")]
+    public static extern int GetTotalHeight();
     [DllImport("uDesktopDuplication")]
     public static extern IntPtr GetRenderEventFunc();
     [DllImport("uDesktopDuplication")]
+    public static extern int GetId(int id);
+    [DllImport("uDesktopDuplication")]
+    public static extern DuplicatorState GetState(int id);
+    [DllImport("uDesktopDuplication")]
     public static extern void GetName(int id, StringBuilder buf, int len);
     [DllImport("uDesktopDuplication")]
+    public static extern int GetLeft(int id);
+    [DllImport("uDesktopDuplication")]
+    public static extern int GetRight(int id);
+    [DllImport("uDesktopDuplication")]
+    public static extern int GetTop(int id);
+    [DllImport("uDesktopDuplication")]
+    public static extern int GetBottom(int id);
+    [DllImport("uDesktopDuplication")]
     public static extern int GetWidth(int id);
     [DllImport("uDesktopDuplication")]
     public static extern int GetHeight(int id);
     [DllImport("uDesktopDuplication")]
+    public static extern int GetDpiX(int id);
+    [DllImport("uDesktopDuplication")]
+    public static extern int GetDpiY(int id);
+    [DllImport("uDesktopDuplication")]
+    public static extern MonitorRotation GetRotation(int id);
+    [DllImport("uDesktopDuplication")]
     public static extern bool IsPrimary(int id);
     [DllImport("uDesktopDuplication")]
-    public static extern bool IsPointerVisible(int id);
+    public static extern bool IsCursorVisible(int id);
     [DllImport("uDesktopDuplication")]
-    public static extern int GetPointerX(int id);
+    public static extern int GetCursorX();
     [DllImport("uDesktopDuplication")]
-    public static extern int GetPointerY(int id);
+    public static extern int GetCursorY();
     [DllImport("uDesktopDuplication")]
-    public static extern int GetPointerShapeWidth(int id);
+    public static extern int GetCursorShapeWidth();
     [DllImport("uDesktopDuplication")]
-    public static extern int GetPointerShapeHeight(int id);
+    public static extern int GetCursorShapeHeight();
     [DllImport("uDesktopDuplication")]
-    public static extern int GetPointerShapePitch(int id);
+    public static extern int GetCursorShapePitch();
     [DllImport("uDesktopDuplication")]
-    public static extern PointerShapeType GetPointerShapeType(int id);
+    public static extern CursorShapeType GetCursorShapeType();
     [DllImport("uDesktopDuplication")]
-    public static extern void UpdatePointerTexture(int id, System.IntPtr ptr);
+    public static extern void GetCursorTexture(int id, System.IntPtr ptr);
     [DllImport("uDesktopDuplication")]
     public static extern int SetTexturePtr(int id, IntPtr ptr);
     [DllImport("uDesktopDuplication")]
-    public static extern int GetErrorCode();
+    public static extern int GetMoveRectCount(int id);
+    [DllImport("uDesktopDuplication", EntryPoint = "GetMoveRects")]
+    private static extern IntPtr GetMoveRects_Internal(int id);
     [DllImport("uDesktopDuplication")]
-    public static extern void GetErrorMessage(StringBuilder buf, int len);
+    public static extern int GetDirtyRectCount(int id);
+    [DllImport("uDesktopDuplication", EntryPoint = "GetDirtyRects")]
+    private static extern IntPtr GetDirtyRects_Internal(int id);
+    [DllImport("uDesktopDuplication", EntryPoint = "GetPixels")]
+    private static extern bool GetPixels_Internal(int id, System.IntPtr ptr, int x, int y, int width, int height);
+    [DllImport("uDesktopDuplication")]
+    public static extern bool HasBeenUpdated(int id);
+    [DllImport("uDesktopDuplication")]
+    public static extern bool UseGetPixels(int id, bool use);
+    [DllImport("uDesktopDuplication")]
+    public static extern void SetFrameRate(uint frameRate);
 
     public static string GetName(int id)
     {
@@ -58,11 +182,58 @@ public static class Lib
         return buf.ToString();
     }
 
-    public static string GetErrorMessage()
+    public static DXGI_OUTDUPL_MOVE_RECT[] GetMoveRects(int id)
     {
-        var buf = new StringBuilder(64);
-        GetErrorMessage(buf, buf.Capacity);
-        return buf.ToString();
+        var count = GetMoveRectCount(id);
+        var rects = new DXGI_OUTDUPL_MOVE_RECT[count];
+        var ptr = GetMoveRects_Internal(id);
+        var size = Marshal.SizeOf(typeof(DXGI_OUTDUPL_MOVE_RECT));
+        for (int i = 0; i < count; ++i) {
+            var data = new IntPtr(ptr.ToInt64() + size * i);
+            rects[i] = (DXGI_OUTDUPL_MOVE_RECT)Marshal.PtrToStructure(data, typeof(DXGI_OUTDUPL_MOVE_RECT));
+        }
+        return rects;
+    }
+
+    public static RECT[] GetDirtyRects(int id)
+    {
+        var count = GetDirtyRectCount(id);
+        var rects = new RECT[count];
+        var ptr = GetDirtyRects_Internal(id);
+        var size = Marshal.SizeOf(typeof(RECT));
+        for (int i = 0; i < count; ++i) {
+            var data = new IntPtr(ptr.ToInt64() + size * i);
+            rects[i] = (RECT)Marshal.PtrToStructure(data, typeof(RECT));
+        }
+        return rects;
+    }
+
+    public static Color32[] GetPixels(int id, int x, int y, int width, int height)
+    {
+        var color = new Color32[width * height];       
+        GetPixels(id, color, x, y, width, height);
+        return color;
+    }
+
+    public static bool GetPixels(int id, Color32[] colors, int x, int y, int width, int height)
+    {
+        if (colors.Length < width * height) {
+            Debug.LogErrorFormat("colors is small.", id, x, y, width, height);
+            return false;
+        }
+		var handle = GCHandle.Alloc(colors, GCHandleType.Pinned);
+		var ptr = handle.AddrOfPinnedObject();
+        if (!GetPixels_Internal(id, ptr, x, y, width, height)) {
+            Debug.LogErrorFormat("GetPixels({0}, {1}, {2}, {3}, {4}) failed.", id, x, y, width, height);
+            return false;
+        }
+        handle.Free();
+        return true;
+    }
+
+    public static Color32 GetPixel(int id, int x, int y)
+    {
+        return GetPixels(id, x, y, 1, 1)[0];
     }
 }
 

Assets/uDesktopDuplication/Scripts/Manager.cs

@@ -10,12 +10,22 @@ public class Manager : MonoBehaviour
     private static Manager instance_;
     public static Manager instance 
     {
-        get 
-        { 
-            if (instance_) return instance_;
-            var go = new GameObject("uDesktopDuplicationManager");
-            return go.AddComponent<Manager>();
+        get { return CreateInstance(); }
+    }
+
+    public static Manager CreateInstance()
+    {
+        if (instance_ != null) return instance_;
+
+        var manager = FindObjectOfType<Manager>();
+        if (manager) {
+            instance_ = manager;
+            return manager;
         }
+
+        var go = new GameObject("uDesktopDuplicationManager");
+        instance_ = go.AddComponent<Manager>();
+        return instance_;
     }
 
     private List<Monitor> monitors_ = new List<Monitor>();
@@ -26,7 +36,12 @@ public class Manager : MonoBehaviour
 
     static public int monitorCount
     {
-        get { return instance.monitors_.Count; }
+        get { return Lib.GetMonitorCount(); }
+    }
+
+    static public int cursorMonitorId 
+    {
+        get { return Lib.GetCursorMonitorId(); }
     }
 
     static public Monitor primary
@@ -37,29 +52,70 @@ public class Manager : MonoBehaviour
         }
     }
 
-    [SerializeField, Tooltip("Set Desktop Duplication API timeout (milliseconds).")] 
-    int timeout = 0;
+    [Tooltip("Debug mode is not applied while running.")]
+    [SerializeField] DebugMode debugMode = DebugMode.File;
 
-    [SerializeField, Tooltip("Output logs given by the plugin.")] 
-    bool outputDebugLog = false;
+    [SerializeField] float retryReinitializationDuration = 1f;
 
     private Coroutine renderCoroutine_ = null;
+    private bool shouldReinitialize_ = false;
+    private float reinitializationTimer_ = 0f;
+    private bool isFirstFrame_ = true;
+
+    public static event Lib.DebugLogDelegate onDebugLog = msg => Debug.Log(msg);
+    public static event Lib.DebugLogDelegate onDebugErr = msg => Debug.LogError(msg);
+
+    public delegate void ReinitializeHandler();
+    public static event ReinitializeHandler onReinitialized;
+
+    public static Monitor GetMonitor(int id)
+    {
+        if (id < 0 || id >= Manager.monitors.Count) {
+            Debug.LogErrorFormat("[uDD::Error] there is no monitor whose id is {0}.", id);
+            return Manager.primary;
+        }
+        return monitors[Mathf.Clamp(id, 0, Manager.monitorCount - 1)];
+    }
 
     void Awake()
     {
-        if (instance_ != null) return;
-        instance_ = this;
+        // for simple singleton
 
-        for (int i = 0; i < Lib.GetMonitorCount(); ++i) {
-            monitors.Add(new Monitor(i));
+        if (instance_ == this) {
+            return;
         }
 
-        Lib.SetTimeout(timeout);
+        if (instance_ != null && instance_ != this) {
+            Destroy(gameObject);
+            return;
+        }
+
+        instance_ = this;
+
+        Lib.SetDebugMode(debugMode);
+        Lib.SetLogFunc(onDebugLog);
+        Lib.SetErrorFunc(onDebugErr);
+
+        Lib.Initialize();
+
+        CreateMonitors();
+    }
+
+    void OnApplicationQuit()
+    {
+        Lib.Finalize();
+        DestroyMonitors();
     }
 
     void OnEnable()
     {
         renderCoroutine_ = StartCoroutine(OnRender());
+        if (!isFirstFrame_) {
+            Reinitialize();
+        }
+
+        Lib.SetDebugMode(debugMode);
+        Lib.SetLogFunc(onDebugLog);
     }
 
     void OnDisable()
@@ -68,6 +124,84 @@ public class Manager : MonoBehaviour
             StopCoroutine(renderCoroutine_);
             renderCoroutine_ = null;
         }
+
+        Lib.SetLogFunc(null);
+        Lib.SetErrorFunc(null);
+    }
+
+    void Update()
+    {
+        Lib.Update();
+        ReinitializeIfNeeded();
+        UpdateMessage();
+        isFirstFrame_ = false;
+    }
+
+    [ContextMenu("Reinitialize")]
+    public void Reinitialize()
+    {
+        Debug.Log("[uDD] Reinitialize");
+        Lib.Reinitialize();
+        CreateMonitors();
+        if (onReinitialized != null) {
+            onReinitialized();
+        }
+    }
+
+    void ReinitializeIfNeeded()
+    {
+        bool reinitializeNeeded = false;
+
+        for (int i = 0; i < monitors.Count; ++i) {
+            var monitor = monitors[i];
+            var state = monitor.state;
+            if (
+                state == DuplicatorState.NotSet ||
+                state == DuplicatorState.AccessLost || 
+                state == DuplicatorState.AccessDenied ||
+                state == DuplicatorState.SessionDisconnected ||
+                state == DuplicatorState.Unknown
+            ) {
+                reinitializeNeeded = true;
+                break;
+            }
+        }
+
+        if (Lib.HasMonitorCountChanged()) {
+            reinitializeNeeded = true;
+        }
+
+        if (!shouldReinitialize_ && reinitializeNeeded) {
+            shouldReinitialize_ = true;
+            reinitializationTimer_ = 0f;
+        }
+
+        if (shouldReinitialize_) {
+            if (reinitializationTimer_ > retryReinitializationDuration) {
+                Reinitialize();
+                shouldReinitialize_ = false;
+            }
+            reinitializationTimer_ += Time.deltaTime;
+        }
+    }
+
+    void UpdateMessage()
+    {
+        var message = Lib.PopMessage();
+        while (message != Message.None) {
+            Debug.Log("[uDD] " + message);
+            switch (message) {
+                case Message.Reinitialized:
+                    ReinitializeMonitors();
+                    break;
+                case Message.TextureSizeChanged:
+                    RecreateTextures();
+                    break;
+                default:
+                    break;
+            }
+            message = Lib.PopMessage();
+        }
     }
 
     IEnumerator OnRender()
@@ -81,12 +215,42 @@ public class Manager : MonoBehaviour
                 }
                 monitor.shouldBeUpdated = false;
             }
-            if (outputDebugLog && Lib.GetErrorCode() != 0)
-            {
-                Debug.Log(Lib.GetErrorMessage());
+        }
+    }
+
+    void CreateMonitors()
+    {
+        DestroyMonitors();
+        for (int i = 0; i < monitorCount; ++i) {
+            monitors.Add(new Monitor(i));
+        }
+    }
+
+    void DestroyMonitors()
+    {
+        for (int i = 0; i < monitors.Count; ++i) {
+            monitors[i].DestroyTexture();
+        }
+        monitors.Clear();
+    }
+
+    void ReinitializeMonitors()
+    {
+        for (int i = 0; i < monitorCount; ++i) {
+            if (i == monitors.Count) {
+                monitors.Add(new Monitor(i));
+            } else {
+                monitors[i].Reinitialize();
             }
         }
     }
+
+    void RecreateTextures()
+    {
+        for (int i = 0; i < monitorCount; ++i) {
+            monitors[i].CreateTextureIfNeeded();
+        }
+    }
 }
 
 }

Assets/uDesktopDuplication/Scripts/Monitor.cs

@@ -8,6 +8,40 @@ public class Monitor
     public Monitor(int id)
     {
         this.id = id;
+
+        switch (state)
+        {
+            case DuplicatorState.Ready:
+                break;
+            case DuplicatorState.Running:
+                break;
+            case DuplicatorState.InvalidArg:
+                Debug.LogErrorFormat("[uDD] {0}:{1} => Invalid.", id, name);
+                break;
+            case DuplicatorState.AccessDenied:
+                Debug.LogWarningFormat("[uDD] {0}:{1} => Access Denied.", id, name);
+                break;
+            case DuplicatorState.Unsupported:
+                Debug.LogWarningFormat("[uDD] {0}:{1} => Unsupported.", id, name);
+                break;
+            case DuplicatorState.SessionDisconnected:
+                Debug.LogWarningFormat("[uDD] {0}:{1} => Disconnected.", id, name);
+                break;
+            case DuplicatorState.NotSet:
+                Debug.LogErrorFormat("[uDD] {0}:{1} => Something wrong.", id, name);
+                break;
+            default:
+                Debug.LogErrorFormat("[uDD] {0}:{1} => Unknown error.", id, name);
+                break;
+        }
+
+        if (dpiX == 0 || dpiY == 0) {
+            Debug.LogWarningFormat("[uDD] {0}:{1} => Could not get DPI", id, name);
+        }
+    }
+
+    ~Monitor()
+    {
     }
 
     public int id 
@@ -16,6 +50,26 @@ public class Monitor
         private set; 
     }
 
+    public bool exists
+    { 
+        get { return id < Manager.monitorCount; } 
+    }
+
+    public DuplicatorState state
+    {
+        get { return Lib.GetState(id); }
+    }
+
+    public bool available
+    {
+        get 
+        { 
+            return 
+                state == DuplicatorState.Ready || 
+                state == DuplicatorState.Running; 
+        }
+    }
+
     public string name
     { 
         get { return Lib.GetName(id); }
@@ -26,6 +80,26 @@ public class Monitor
         get { return Lib.IsPrimary(id); }
     }
 
+    public int left
+    { 
+        get { return Lib.GetLeft(id); }
+    }
+
+    public int right
+    { 
+        get { return Lib.GetRight(id); }
+    }
+
+    public int top
+    { 
+        get { return Lib.GetTop(id); }
+    }
+
+    public int bottom
+    { 
+        get { return Lib.GetBottom(id); }
+    }
+
     public int width 
     { 
         get { return Lib.GetWidth(id); }
@@ -36,6 +110,41 @@ public class Monitor
         get { return Lib.GetHeight(id); }
     }
 
+    public int dpiX
+    { 
+        get 
+        {
+            var dpi = Lib.GetDpiX(id); 
+            if (dpi == 0) dpi = 100; // when monitors are duplicated
+            return dpi;
+        }
+    }
+
+    public int dpiY
+    { 
+        get 
+        {
+            var dpi = Lib.GetDpiY(id); 
+            if (dpi == 0) dpi = 100; // when monitors are duplicated
+            return dpi;
+        }
+    }
+
+    public float widthMeter
+    { 
+        get { return width / dpiX * 0.0254f; }
+    }
+
+    public float heightMeter
+    { 
+        get { return height / dpiY * 0.0254f; }
+    }
+
+    public MonitorRotation rotation
+    { 
+        get { return Lib.GetRotation(id); }
+    }
+
     public float aspect
     { 
         get { return (float)width / height; }
@@ -43,42 +152,109 @@ public class Monitor
 
     public bool isHorizontal
     { 
-        get { return width > height; }
+        get 
+        {
+            return 
+                (rotation == MonitorRotation.Identity) || 
+                (rotation == MonitorRotation.Rotate180);
+        }
     }
 
     public bool isVertical 
     { 
-        get { return height > width; }
+        get 
+        {
+            return 
+                (rotation == MonitorRotation.Rotate90) || 
+                (rotation == MonitorRotation.Rotate270);
+        }
     }
 
-    public bool isPointerVisible
+    public bool isCursorVisible
     { 
-        get { return Lib.IsPointerVisible(id); }
+        get { return Lib.IsCursorVisible(id); }
     }
 
-    public int pointerX
+    public int cursorX
     { 
-        get { return Lib.GetPointerX(id); }
+        get { return Lib.GetCursorMonitorId() == id ? Lib.GetCursorX() : -1; }
     }
 
-    public int pointerY
+    public int cursorY
     { 
-        get { return Lib.GetPointerY(id); }
+        get { return Lib.GetCursorMonitorId() == id ? Lib.GetCursorY() : -1; }
     }
 
-    public int pointerShapeWidth
+    public int systemCursorX
     { 
-        get { return Lib.GetPointerShapeWidth(id); }
+        get 
+        { 
+            var p = Utility.GetCursorPos();
+            return p.x - left;
+        }
     }
 
-    public int pointerShapeHeight
+    public int systemCursorY
     { 
-        get { return Lib.GetPointerShapeHeight(id); }
+        get 
+        { 
+            var p = Utility.GetCursorPos();
+            return p.y - top;
+        }
     }
 
-    public PointerShapeType pointerShapeType
+    public int cursorShapeWidth
     { 
-        get { return Lib.GetPointerShapeType(id); }
+        get { return Lib.GetCursorShapeWidth(); }
+    }
+
+    public int cursorShapeHeight
+    { 
+        get { return Lib.GetCursorShapeHeight(); }
+    }
+
+    public CursorShapeType cursorShapeType
+    { 
+        get { return Lib.GetCursorShapeType(); }
+    }
+
+    public int moveRectCount
+    { 
+        get { return Lib.GetMoveRectCount(id); }
+    }
+
+    public DXGI_OUTDUPL_MOVE_RECT[] moveRects
+    {
+        get { return Lib.GetMoveRects(id); }
+    }
+
+    public int dirtyRectCount
+    { 
+        get { return Lib.GetDirtyRectCount(id); }
+    }
+
+    public RECT[] dirtyRects
+    {
+        get { return Lib.GetDirtyRects(id); }
+    }
+
+    public bool hasBeenUpdated
+    {
+        get { return Lib.HasBeenUpdated(id); }
+    }
+
+    bool useGetPixels_ = false;
+    public bool useGetPixels
+    {
+        get
+        {
+            return useGetPixels_;
+        }
+        set
+        {
+            useGetPixels_ = value;
+            Lib.UseGetPixels(id, value);
+        }
     }
 
     public bool shouldBeUpdated
@@ -87,29 +263,111 @@ public class Monitor
         set;
     }
 
+    private static Texture2D errorTexture_;
+    private static readonly string errorTexturePath = "uDesktopDuplication/Textures/NotAvailable";
+    private Texture2D errorTexture
+    {
+        get 
+        {
+            return errorTexture_ ?? 
+                (errorTexture_ = Resources.Load<Texture2D>(errorTexturePath));   
+        }
+    }
+
     private Texture2D texture_;
+    private System.IntPtr texturePtr_;
     public Texture2D texture 
     {
         get 
         { 
-            if (texture_ == null) {
-                var w = isHorizontal ? width : height;
-                var h = isHorizontal ? height : width;
-                texture_ = new Texture2D(w, h, TextureFormat.BGRA32, false);
-                Lib.SetTexturePtr(id, texture_.GetNativeTexturePtr());
-            }
+            if (!available) return errorTexture;
+            if (texture_ == null) CreateTextureIfNeeded();
             return texture_;
         }
     }
 
     public void Render()
     {
-        GL.IssuePluginEvent(Lib.GetRenderEventFunc(), id);
+        if (texture_ && available && texturePtr_ != System.IntPtr.Zero) {
+            Lib.SetTexturePtr(id, texturePtr_);
+            GL.IssuePluginEvent(Lib.GetRenderEventFunc(), id);
+        }
     }
 
-    public void UpdatePointerTexture(System.IntPtr ptr)
+    public void GetCursorTexture(System.IntPtr ptr)
     {
-        Lib.UpdatePointerTexture(id, ptr);
+        Lib.GetCursorTexture(id, ptr);
+    }
+
+    public void CreateTextureIfNeeded()
+    {
+        if (!available) return;
+
+        var w = isHorizontal ? width : height;
+        var h = isHorizontal ? height : width;
+        bool shouldCreate = true;
+
+        if (texture_ && texture_.width == w && texture_.height == h) {
+            shouldCreate = false;
+        }
+
+        if (w <= 0 || h <= 0) {
+            shouldCreate = false;
+        }
+
+        if (shouldCreate) {
+            CreateTexture();
+        }
+    }
+
+    void CreateTexture()
+    {
+        DestroyTexture();
+        var w = isHorizontal ? width : height;
+        var h = isHorizontal ? height : width;
+        texture_ = new Texture2D(w, h, TextureFormat.BGRA32, false);
+        texturePtr_ = texture_.GetNativeTexturePtr();
+    }
+
+    public void DestroyTexture()
+    {
+        if (texture_) {
+            Object.Destroy(texture_);
+            texture_ = null;
+            texturePtr_ = System.IntPtr.Zero;
+        }
+    }
+
+    public void Reinitialize()
+    {
+        CreateTextureIfNeeded();
+    }
+
+    public Color32[] GetPixels(int x, int y, int width, int height)
+    {
+        if (!useGetPixels_) {
+            Debug.LogErrorFormat("Please set Monitor[{0}].useGetPixels as true.", id);
+            return null;
+        }
+        return Lib.GetPixels(id, x, y, width, height);
+    }
+
+    public bool GetPixels(Color32[] colors, int x, int y, int width, int height)
+    {
+        if (!useGetPixels_) {
+            Debug.LogErrorFormat("Please set Monitor[{0}].useGetPixels as true.", id);
+            return false;
+        }
+        return Lib.GetPixels(id, colors, x, y, width, height);
+    }
+
+    public Color32 GetPixel(int x, int y)
+    {
+        if (!useGetPixels_) {
+            Debug.LogErrorFormat("Please set Monitor[{0}].useGetPixels as true.", id);
+            return Color.black;
+        }
+        return Lib.GetPixel(id, x, y);
     }
 }
 

Assets/uDesktopDuplication/Scripts/Texture.cs

@@ -6,61 +6,425 @@ namespace uDesktopDuplication
 [AddComponentMenu("uDesktopDuplication/Texture")] 
 public class Texture : MonoBehaviour
 {
-    private Monitor monitor_;
+    Monitor monitor_;
     public Monitor monitor 
     { 
         get { return monitor_; }
         set 
         { 
             monitor_ = value;
-            material_ = GetComponent<Renderer>().material;
-            material_.mainTexture = monitor_.texture;
+            if (monitor_ != null) {
+                material.mainTexture = monitor_.texture;
+                width = transform.localScale.x;
+                rotation = monitor.rotation;
+                invertX = invertX_;
+                invertY = invertY_;
+                useClip = useClip_;
+            }
         }
     }
 
+    int lastMonitorId_ = 0;
     public int monitorId
     { 
         get { return monitor.id; }
-        set { monitor = Manager.monitors[Mathf.Clamp(value, 0, Manager.monitorCount - 1)]; }
+        set { monitor = Manager.GetMonitor(value); }
     }
 
-    public bool invertX = false;
-    public bool invertY = false;
+    [SerializeField] bool invertX_ = false;
+    public bool invertX
+    {
+        get 
+        {
+            return invertX_;
+        }
+        set 
+        {
+            invertX_ = value;
+            if (invertX_) {
+                material.EnableKeyword("INVERT_X");
+            } else {
+                material.DisableKeyword("INVERT_X");
+            }
+        }
+    }
 
-    private Material material_;
+    [SerializeField] bool invertY_ = false;
+    public bool invertY
+    {
+        get 
+        {
+            return invertY_;
+        }
+        set 
+        {
+            invertY_ = value;
+            if (invertY_) {
+                material.EnableKeyword("INVERT_Y");
+            } else {
+                material.DisableKeyword("INVERT_Y");
+            }
+        }
+    }
+
+    public MonitorRotation rotation
+    {
+        get
+        {
+            return monitor.rotation;
+        }
+        private set
+        {
+            switch (value)
+            {
+                case MonitorRotation.Identity:
+                    material.DisableKeyword("ROTATE90");
+                    material.DisableKeyword("ROTATE180");
+                    material.DisableKeyword("ROTATE270");
+                    break;
+                case MonitorRotation.Rotate90:
+                    material.EnableKeyword("ROTATE90");
+                    material.DisableKeyword("ROTATE180");
+                    material.DisableKeyword("ROTATE270");
+                    break;
+                case MonitorRotation.Rotate180:
+                    material.DisableKeyword("ROTATE90");
+                    material.EnableKeyword("ROTATE180");
+                    material.DisableKeyword("ROTATE270");
+                    break;
+                case MonitorRotation.Rotate270:
+                    material.DisableKeyword("ROTATE90");
+                    material.DisableKeyword("ROTATE180");
+                    material.EnableKeyword("ROTATE270");
+                    break;
+                default:
+                    break;
+            }
+        }
+    }
+
+    [SerializeField] bool useClip_ = false;
+    public Vector2 clipPos = Vector2.zero;
+    public Vector2 clipScale = new Vector2(0.2f, 0.2f);
+    public bool useClip
+    {
+        get
+        {
+            return useClip_;
+        }
+        set
+        {
+            useClip_ = value;
+            if (useClip_) {
+                material.EnableKeyword("USE_CLIP");
+            } else {
+                material.DisableKeyword("USE_CLIP");
+            }
+        }
+    }
+
+    public bool bend
+    {
+        get 
+        {
+            return material.GetInt("_Bend") != 0;
+        }
+        set 
+        {
+            if (value) {
+                material.EnableKeyword("BEND_ON");
+                material.SetInt("_Bend", 1);
+            } else {
+                material.DisableKeyword("BEND_ON");
+                material.SetInt("_Bend", 0);
+            }
+        }
+    }
+
+    public enum MeshForwardDirection
+    {
+        Y = 0,
+        Z = 1,
+    }
+    public MeshForwardDirection meshForwardDirection
+    {
+        get 
+        {
+            return (MeshForwardDirection)material.GetInt("_Forward");
+        }
+        set 
+        {
+            switch (value) {
+                case MeshForwardDirection.Y:
+                    material.SetInt("_Forward", 0);
+                    material.EnableKeyword("_FORWARD_Y");
+                    material.DisableKeyword("_FORWARD_Z");
+                    break;
+                case MeshForwardDirection.Z:
+                    material.SetInt("_Forward", 1);
+                    material.DisableKeyword("_FORWARD_Y");
+                    material.EnableKeyword("_FORWARD_Z");
+                    break;
+            }
+        }
+    }
+
+    public enum Culling
+    {
+        Off   = 0,
+        Front = 1,
+        Back  = 2,
+    }
+    public Culling culling
+    {
+        get 
+        {
+            return (Culling)material.GetInt("_Cull");
+        }
+        set 
+        {
+            material.SetInt("_Cull", (int)value);
+        }
+    }
+
+    public float radius
+    {
+        get { return material.GetFloat("_Radius"); }
+        set { material.SetFloat("_Radius", value); }
+    }
+
+    public float width
+    {
+        get { return material.GetFloat("_Width"); }
+        set { material.SetFloat("_Width", value); }
+    }
+
+    public float thickness
+    {
+        get { return material.GetFloat("_Thickness"); }
+        set { material.SetFloat("_Thickness", value); }
+    }
+
+    Material material_;
+    public Material material
+    {
+        get
+        {
+            if (Application.isPlaying) {
+                return material_ ?? (material_ = GetComponent<Renderer>().material); // clone
+            } else {
+                return GetComponent<Renderer>().sharedMaterial;
+            }
+        }
+    }
+
+    Mesh mesh
+    {
+        get 
+        { 
+            return GetComponent<MeshFilter>().sharedMesh; 
+        }
+    }
+    public float worldWidth
+    {
+        get
+        {
+            return transform.localScale.x * (mesh.bounds.extents.x * 2f);
+        }
+    }
+    public float worldHeight
+    {
+        get
+        {
+            return transform.localScale.y * (mesh.bounds.extents.y * 2f);
+        }
+    }
 
     void OnEnable()
     {
         if (monitor == null) {
             monitor = Manager.primary;
         }
+        Manager.onReinitialized += Reinitialize;
+    }
+
+    void OnDisable()
+    {
+        Manager.onReinitialized -= Reinitialize;
     }
 
     void Update()
     {
-        monitor.shouldBeUpdated = true;
+        KeepMonitor();
+        RequireUpdate();
         UpdateMaterial();
     }
 
+    void KeepMonitor()
+    {
+        if (monitor == null) {
+            Reinitialize();
+        } else {
+            lastMonitorId_ = monitorId;
+        }
+    }
+
+    void RequireUpdate()
+    {
+        monitor.shouldBeUpdated = true;
+    }
+
+    void Reinitialize()
+    {
+        // Monitor instance is released here when initialized.
+        monitor = Manager.GetMonitor(lastMonitorId_);
+    }
+
     void UpdateMaterial()
     {
-        if (invertX) {
-            material_.EnableKeyword("INVERT_X");
-        } else {
-            material_.DisableKeyword("INVERT_X");
+        width = transform.localScale.x;
+        rotation = monitor.rotation;
+        material.SetVector("_ClipPositionScale", new Vector4(clipPos.x, clipPos.y, clipScale.x, clipScale.y));
+    }
+
+    public Vector3 GetWorldPositionFromCoord(Vector2 coord)
+    {
+        return GetWorldPositionFromCoord((int)coord.x, (int)coord.y);
+    }
+
+    public Vector3 GetWorldPositionFromCoord(int u, int v)
+    {
+        // Local position (scale included).
+        var x =  (float)(u - monitor.width  / 2) / monitor.width;
+        var y = -(float)(v - monitor.height / 2) / monitor.height;
+        var localPos = new Vector3(worldWidth * x, worldHeight * y, 0f);
+
+        // Bending
+        if (bend) {
+            var angle = localPos.x / radius;
+            if (meshForwardDirection == MeshForwardDirection.Y) {
+                localPos.y -= radius * (1f - Mathf.Cos(angle));
+            } else {
+                localPos.z -= radius * (1f - Mathf.Cos(angle));
+            }
+            localPos.x  = radius * Mathf.Sin(angle);
         }
 
-        if (invertY) {
-            material_.EnableKeyword("INVERT_Y");
-        } else {
-            material_.DisableKeyword("INVERT_Y");
+        // To world position
+        return transform.position + (transform.rotation * localPos);
+    }
+
+    public struct RayCastResult
+    {
+        public bool hit;
+        public Texture texture;
+        public Vector3 position;
+        public Vector3 normal;
+        public Vector2 coords;
+        public Vector2 desktopCoord;
+    }
+
+    static readonly RayCastResult raycastFailedResult = new RayCastResult {
+        hit          = false,
+        texture      = null,
+        position     = Vector3.zero,
+        normal       = Vector3.forward,
+        coords       = Vector2.zero,
+        desktopCoord = Vector2.zero,
+    };
+
+    // This function can be used only for vertical (= MeshForwardDirection.Z) plane.
+    public RayCastResult RayCast(Vector3 from, Vector3 dir)
+    {
+        var r = radius;
+        var center = transform.position - transform.forward * r;
+
+        // Localize the start point of the ray and the direction.
+        var trs = Matrix4x4.TRS(center, transform.rotation, Vector3.one);
+        var invTrs = trs.inverse;
+        Vector3 localFrom = invTrs.MultiplyPoint3x4(from);
+        Vector3 localDir = invTrs.MultiplyVector(dir).normalized;
+
+        // Calculate the intersection points of circle and line on the X-Z plane.
+        var a = localDir.z / localDir.x;
+        var b = localFrom.z - a * localFrom.x;
+
+        var aa = a * a;
+        var bb = b * b;
+        var ab = a * b;
+        var rr = r * r;
+
+        var s = aa * rr - bb + rr;
+        if (s < 0f) {
+            return raycastFailedResult;
+        }
+        s = Mathf.Sqrt(s);
+
+        var t = aa + 1;
+
+        var lx0 = (-s - ab) / t;
+        var lz0 = (b - a * s) / t;
+        var to0 = new Vector3(lx0, 0f, lz0);
+
+        var lx1 = (s - ab) / t;
+        var lz1 = (a * s + b) / t;
+        var to1 = new Vector3(lx1, 0f, lz1);
+
+        var to = (Vector3.Dot(localDir, to0) > 0f) ? to0 : to1;
+
+        // Check if the point is inner angle of mesh width.
+        var toAngle = Mathf.Atan2(to.x, to.z);
+        var halfWidthAngle = (worldWidth / radius) * 0.5f;
+        if (Mathf.Abs(toAngle) > halfWidthAngle) {
+            return raycastFailedResult;
         }
 
-        if (monitor.isVertical) {
-            material_.EnableKeyword("VERTICAL");
-        } else {
-            material_.DisableKeyword("VERTICAL");
+        // Calculate the intersection points on XZ-Y plane.
+        var v = to - localFrom;
+        var l = Mathf.Sqrt(Mathf.Pow(v.x, 2f) + Mathf.Pow(v.z, 2f));
+        var ly = localFrom.y + l * localDir.y / Mathf.Sqrt(Mathf.Pow(localDir.x, 2f) + Mathf.Pow(localDir.z, 2f));
+
+        // Check if the point is inner mesh height.
+        var halfHeight = worldHeight * 0.5f;
+        if (Mathf.Abs(ly) > halfHeight) {
+            return raycastFailedResult;
         }
+
+        // Check hit position is in the range of the ray.
+        to.y = ly;
+        var hitPos = trs.MultiplyPoint(to);
+
+        if ((hitPos - from).magnitude > dir.magnitude) {
+            return raycastFailedResult;
+        }
+
+        // Calculate coordinates.
+        var coordX = toAngle / halfWidthAngle * 0.5f;
+        var coordY = ly / halfHeight * 0.5f;
+        int desktopX = monitor.left + (int)((coordX + 0.5f) * monitor.width);
+        int desktopY = monitor.top + (int)((0.5f - coordY) * monitor.height);
+
+        // Calculate normal.
+        var normal = new Vector3(-to.x, 0f, -to.z);
+
+        // Result
+        return new RayCastResult {
+            hit = true,
+            texture = this,
+            position = trs.MultiplyPoint(to),
+            normal = trs.MultiplyVector(normal).normalized,
+            coords = new Vector2(coordX, coordY),
+            desktopCoord = new Vector2(desktopX, desktopY)
+        };
+    }
+
+    public static RayCastResult RayCastAll(Vector3 from, Vector3 dir)
+    {
+        foreach (var uddTexture in GameObject.FindObjectsOfType<uDesktopDuplication.Texture>()) {
+            var result = uddTexture.RayCast(from, dir);
+            if (result.hit) return result;
+        }
+        return raycastFailedResult;
     }
 }
 

Assets/uDesktopDuplication/Scripts/Utility.cs

@@ -0,0 +1,42 @@
+using UnityEngine;
+using System.Collections;
+using System.Runtime.InteropServices;
+
+namespace uDesktopDuplication
+{
+
+public struct MousePoint
+{
+    public int x;
+    public int y;
+}
+
+public static class Utility
+{
+    [DllImport("user32.dll", SetLastError = true)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    public static extern bool GetCursorPos(out MousePoint point);
+
+    public static MousePoint GetCursorPos()
+    {
+        MousePoint p;
+        if (!GetCursorPos(out p)) {
+            p.x = -1;
+            p.y = -1;
+        }
+        return p;
+    }
+
+    public static void WaitThenDo(System.Action func, float sec)
+    {
+        Manager.instance.StartCoroutine(_WaitThenDo(func, sec));
+    }
+
+    public static IEnumerator _WaitThenDo(System.Action func, float sec)
+    {
+        yield return new WaitForSeconds(sec);
+        func();
+    }
+}
+
+}

Assets/uDesktopDuplication/Scripts/Utility.cs.meta

@@ -1,6 +1,6 @@
 fileFormatVersion: 2
-guid: d2d9e4ca459ecb44da8815bafe9655c5
-timeCreated: 1477635630
+guid: 6c7e8da181b03ce4fb343ffa33cbb929
+timeCreated: 1479043365
 licenseType: Pro
 MonoImporter:
   serializedVersion: 2

Assets/uDesktopDuplication/Shaders/uDD_Common.cginc

@@ -2,8 +2,26 @@
 #define UDD_COMMON_CGINC
 
 #include "UnityCG.cginc"
+#include "./uDD_Params.cginc"
 
-inline void uddInvertUV(inout float2 uv)
+struct appdata
+{
+    float4 vertex : POSITION;
+    float2 uv     : TEXCOORD0;
+};
+
+struct v2f
+{
+    float4 vertex : SV_POSITION;
+    float2 uv     : TEXCOORD0;
+};
+
+struct Input 
+{
+    float2 uv_MainTex;
+};
+
+inline float2 uddInvertUV(float2 uv)
 {
 #ifdef INVERT_X
     uv.x = 1.0 - uv.x;
@@ -11,14 +29,34 @@ inline void uddInvertUV(inout float2 uv)
 #ifdef INVERT_Y
     uv.y = 1.0 - uv.y;
 #endif
-#ifdef VERTICAL
+    return uv;
+}
+
+inline float2 uddRotateUV(float2 uv)
+{
+#ifdef ROTATE90
     float2 tmp = uv;
     uv.x = tmp.y;
     uv.y = 1.0 - tmp.x;
+#elif ROTATE180
+    uv.x = 1.0 - uv.x;
+    uv.y = 1.0 - uv.y;
+#elif ROTATE270
+    float2 tmp = uv;
+    uv.x = 1.0 - tmp.y;
+    uv.y = tmp.x;
 #endif
+    return uv;
 }
 
-inline void uddToLinearIfNeeded(inout fixed3 rgb)
+inline float2 uddClipUV(float2 uv)
+{
+    uv.x = _ClipX + uv.x * _ClipWidth;
+    uv.y = _ClipY + uv.y * _ClipHeight;
+    return uv;
+}
+
+inline void uddConvertToLinearIfNeeded(inout fixed3 rgb)
 {
     if (!IsGammaSpace()) {
         rgb = GammaToLinearSpace(rgb);
@@ -27,10 +65,67 @@ inline void uddToLinearIfNeeded(inout fixed3 rgb)
 
 inline fixed4 uddGetTexture(sampler2D tex, float2 uv)
 {
-    uddInvertUV(uv);
-    fixed4 c = tex2D(tex, uv);
-    uddToLinearIfNeeded(c.rgb);
+    uv = uddInvertUV(uv);
+#ifdef USE_CLIP
+    uv = uddClipUV(uv);
+#endif
+    fixed4 c = tex2D(tex, uddRotateUV(uv));
+    uddConvertToLinearIfNeeded(c.rgb);
     return c;
 }
 
+inline fixed4 uddGetScreenTexture(float2 uv)
+{
+    return uddGetTexture(_MainTex, uv);
+}
+
+inline void uddBendVertex(inout float3 v, half radius, half width, half thickness)
+{
+#ifdef BEND_ON
+    half angle = width * v.x / radius;
+    #ifdef _FORWARD_Z
+    v.z *= thickness;
+    radius += v.z;
+    v.z -= radius * (1 - cos(angle));
+    #elif _FORWARD_Y
+    v.y *= thickness;
+    radius += v.y;
+    v.y += radius * (1 - cos(angle));
+    #endif
+    v.x = radius * sin(angle) / width;
+#else
+    #ifdef _FORWARD_Z
+    v.z *= thickness;
+    #elif _FORWARD_Y
+    v.y *= thickness;
+    #endif
+#endif
+}
+
+inline float3 uddRotateY(float3 n, float angle)
+{
+    float c = cos(angle);
+    float s = sin(angle);
+    return float3(c * n.x - s * n.z, n.y, s * n.x + c * n.z);
+}
+
+inline float3 uddRotateX(float3 n, float angle)
+{
+    float c = cos(angle);
+    float s = sin(angle);
+    return float3(n.x, c * n.y + s * n.z, -s * n.y + c * n.z);
+}
+
+inline void uddBendNormal(float4 x, inout float3 n, half radius, half width)
+{
+#ifdef BEND_ON
+    half angle = width * x / radius;
+    #ifdef _FORWARD_Z
+    n = uddRotateY(n, -angle);
+    #elif _FORWARD_Y
+    n = uddRotateX(n, -angle);
+    #endif
+#endif
+}
+
 #endif

Assets/uDesktopDuplication/Shaders/uDD_Params.cginc

@@ -0,0 +1,24 @@
+#ifndef UDD_PARAMS_CGINC
+#define UDD_PARAMS_CGINC
+
+sampler2D _MainTex;
+fixed4 _Color;
+sampler2D _CursorTex;
+
+half4 _CursorPositionScale;
+#define _CursorX _CursorPositionScale.x
+#define _CursorY _CursorPositionScale.y
+#define _CursorWidth _CursorPositionScale.z
+#define _CursorHeight _CursorPositionScale.w
+
+half4 _ClipPositionScale;
+#define _ClipX _ClipPositionScale.x
+#define _ClipY _ClipPositionScale.y
+#define _ClipWidth _ClipPositionScale.z
+#define _ClipHeight _ClipPositionScale.w
+
+#ifndef SURFACE_SHADER
+float4 _MainTex_ST;
+#endif
+
+#endif

Assets/uDesktopDuplication/Shaders/uDD_Params.cginc.meta

@@ -1,6 +1,6 @@
 fileFormatVersion: 2
-guid: d224cadaa1bfa2d46a6224ce2a1443c7
-timeCreated: 1477847636
+guid: 54044418ab4785c4a84dd4be507db6c2
+timeCreated: 1478266678
 licenseType: Pro
 ShaderImporter:
   defaultTextures: []

Assets/uDesktopDuplication/Shaders/uDD_Standard.shader

@@ -7,6 +7,11 @@ Properties
     _MainTex ("Albedo (RGB)", 2D) = "white" {}
     _Glossiness ("Smoothness", Range(0, 1)) = 0.5
     _Metallic ("Metallic", Range(0, 1)) = 0.0
+    [KeywordEnum(Y, Z)] _Forward("Mesh Forward Direction", Int) = 0
+    [Toggle(BEND_ON)] _Bend("Use Bend", Int) = 0
+    [PowerSlider(10.0)] _Radius("Bend Radius", Range(1, 100)) = 30
+    [PowerSlider(10.0)] _Thickness("Thickness", Range(0.01, 10)) = 1
+    _Width("Width", Range(0.0, 10.0)) = 1.0
     [KeywordEnum(Off, Front, Back)] _Cull("Culling", Int) = 2
 }
 
@@ -19,27 +24,32 @@ SubShader
     CGPROGRAM
 
     #pragma target 3.0
-    #pragma surface surf Standard fullforwardshadows
+    #pragma surface surf Standard fullforwardshadows vertex:vert
     #pragma multi_compile ___ INVERT_X
     #pragma multi_compile ___ INVERT_Y
-    #pragma multi_compile ___ VERTICAL
+    #pragma multi_compile ___ ROTATE90 ROTATE180 ROTATE270
+    #pragma multi_compile ___ USE_CLIP
+    #pragma multi_compile ___ BEND_ON
+    #pragma multi_compile _FORWARD_Y _FORWARD_Z
 
+    #define SURFACE_SHADER
     #include "./uDD_Common.cginc"
 
-    sampler2D _MainTex;
-
-    struct Input 
-    {
-        float2 uv_MainTex;
-    };
-
     half _Glossiness;
     half _Metallic;
-    fixed4 _Color;
+    half _Radius;
+    half _Width;
+    half _Thickness;
+
+    void vert(inout appdata_full v)
+    {
+        uddBendNormal(v.vertex.x, v.normal, _Radius, _Width);
+        uddBendVertex(v.vertex.xyz, _Radius, _Width, _Thickness);
+    }
 
     void surf(Input IN, inout SurfaceOutputStandard o) 
     {
-        fixed4 c = uddGetTexture(_MainTex, IN.uv_MainTex) * _Color;
+        fixed4 c = uddGetScreenTexture(IN.uv_MainTex) * _Color;
         o.Albedo = c.rgb;
         o.Metallic = _Metallic;
         o.Smoothness = _Glossiness;

Assets/uDesktopDuplication/Shaders/uDD_Unlit.shader

@@ -5,6 +5,11 @@ Properties
 {
     _Color ("Color", Color) = (1, 1, 1, 1)
     _MainTex ("Texture", 2D) = "white" {}
+    [KeywordEnum(Y, Z)] _Forward("Mesh Forward Direction", Int) = 0
+    [Toggle(BEND_ON)] _Bend("Use Bend", Int) = 0
+    [PowerSlider(10.0)] _Radius("Bend Radius", Range(1, 100)) = 30
+    [PowerSlider(10.0)] _Thickness("Thickness", Range(0.01, 10)) = 1
+    _Width("Width", Range(0.0, 10.0)) = 1.0
     [KeywordEnum(Off, Front, Back)] _Cull("Culling", Int) = 2
 }
 
@@ -17,28 +22,16 @@ Cull [_Cull]
 
 CGINCLUDE
 
-#include "UnityCG.cginc"
 #include "./uDD_Common.cginc"
 
-struct appdata
-{
-    float4 vertex : POSITION;
-    float2 uv     : TEXCOORD0;
-};
-
-struct v2f
-{
-    float4 vertex : SV_POSITION;
-    float2 uv     : TEXCOORD0;
-};
-
-sampler2D _MainTex;
-float4 _MainTex_ST;
-fixed4 _Color;
+half _Radius;
+half _Width;
+half _Thickness;
 
 v2f vert(appdata v)
 {
     v2f o;
+    uddBendVertex(v.vertex.xyz, _Radius, _Width, _Thickness);
     o.vertex = UnityObjectToClipPos(v.vertex);
     o.uv = TRANSFORM_TEX(v.uv, _MainTex);
     return o;
@@ -46,7 +39,7 @@ v2f vert(appdata v)
 
 fixed4 frag(v2f i) : SV_Target
 {
-    return uddGetTexture(_MainTex, i.uv) * _Color;
+    return uddGetScreenTexture(i.uv);
 }
 
 ENDCG
@@ -58,7 +51,10 @@ Pass
     #pragma fragment frag
     #pragma multi_compile ___ INVERT_X
     #pragma multi_compile ___ INVERT_Y
-    #pragma multi_compile ___ VERTICAL
+    #pragma multi_compile ___ ROTATE90 ROTATE180 ROTATE270
+    #pragma multi_compile ___ USE_CLIP
+    #pragma multi_compile ___ BEND_ON
+    #pragma multi_compile _FORWARD_Y _FORWARD_Z
     ENDCG
 }
 
@@ -66,4 +62,4 @@ Pass
 
 Fallback "Unlit/Texture"
 
-}
+}

Assets/uDesktopDuplication/Shaders/uDD_Unlit_BlackMask.shader

@@ -6,6 +6,11 @@ Properties
     _Color ("Color", Color) = (1, 1, 1, 1)
     _MainTex ("Texture", 2D) = "white" {}
     _Mask ("Mask", Range(0, 1)) = 0.1
+    [KeywordEnum(Y, Z)] _Forward("Mesh Forward Direction", Int) = 0
+    [Toggle(BEND_ON)] _Bend("Use Bend", Int) = 0
+    [PowerSlider(10.0)] _Radius("Bend Radius", Range(1, 100)) = 30
+    [PowerSlider(10.0)] _Thickness("Thickness", Range(0.01, 10)) = 1
+    _Width("Width", Range(0.0, 10.0)) = 1.0
     [KeywordEnum(Off, Front, Back)] _Cull("Culling", Int) = 2
 }
 
@@ -20,29 +25,17 @@ Blend SrcAlpha OneMinusSrcAlpha
 
 CGINCLUDE
 
-#include "UnityCG.cginc"
 #include "./uDD_Common.cginc"
 
-struct appdata
-{
-    float4 vertex : POSITION;
-    float2 uv     : TEXCOORD0;
-};
-
-struct v2f
-{
-    float4 vertex : SV_POSITION;
-    float2 uv     : TEXCOORD0;
-};
-
-sampler2D _MainTex;
-float4 _MainTex_ST;
-fixed4 _Color;
 fixed _Mask;
+half _Radius;
+half _Width;
+half _Thickness;
 
 v2f vert(appdata v)
 {
     v2f o;
+    uddBendVertex(v.vertex.xyz, _Radius, _Width, _Thickness);
     o.vertex = UnityObjectToClipPos(v.vertex);
     o.uv = TRANSFORM_TEX(v.uv, _MainTex);
     return o;
@@ -50,9 +43,9 @@ v2f vert(appdata v)
 
 fixed4 frag(v2f i) : SV_Target
 {
-    fixed4 tex = uddGetTexture(_MainTex, i.uv);
+    fixed4 tex = uddGetScreenTexture(i.uv);
     fixed alpha = pow((tex.r + tex.g + tex.b) / 3.0, _Mask);
-    return fixed4(tex.rgb * _Color.rgb, alpha);
+    return fixed4(tex.rgb * _Color.rgb, alpha * _Color.a);
 }
 
 ENDCG
@@ -64,7 +57,10 @@ Pass
     #pragma fragment frag
     #pragma multi_compile ___ INVERT_X
     #pragma multi_compile ___ INVERT_Y
-    #pragma multi_compile ___ VERTICAL
+    #pragma multi_compile ___ ROTATE90 ROTATE180 ROTATE270
+    #pragma multi_compile ___ USE_CLIP
+    #pragma multi_compile ___ BEND_ON
+    #pragma multi_compile _FORWARD_Y _FORWARD_Z
     ENDCG
 }
 

Assets/uDesktopDuplication/Shaders/uDD_Unlit_Displacement.shader

@@ -0,0 +1,178 @@
+Shader "uDesktopDuplication/Unlit_Displacement"
+{
+
+Properties
+{
+    _Color ("Color", Color) = (1, 1, 1, 1)
+    _MainTex ("Texture", 2D) = "white" {}
+    [KeywordEnum(Y, Z)] _Forward("Mesh Forward Direction", Int) = 0
+    [Toggle(BEND_ON)] _Bend("Use Bend", Int) = 0
+    [PowerSlider(10.0)] _Radius("Bend Radius", Range(1, 100)) = 30
+    _Width ("Width", Range(0.0, 10.0)) = 1.92
+    [PowerSlider(10.0)] _Thickness("Thickness", Range(0.01, 10)) = 1
+    [KeywordEnum(Off, Front, Back)] _Cull("Culling", Int) = 2
+    _DispTex ("Displacement Map", 2D) = "black" {}
+    _DispFactor("Displacement Factor", Range(0, 5.0)) = 1
+    _TessMinDist("Tessellation Min Distance", Range(0.1, 100.0)) = 1.0
+    _TessMaxDist("Tessellation Max Distance", Range(0.1, 100.0)) = 5.0
+    _TessFactor("Tessellation Factor", Range(0.1, 50.0)) = 10.0
+}
+
+SubShader
+{
+
+Tags { "RenderType"="Opaque" }
+
+Cull [_Cull]
+
+CGINCLUDE
+
+#include "./uDD_Common.cginc"
+#include "Tessellation.cginc"
+
+half _Radius;
+half _Width;
+half _Thickness;
+Texture2D _DispTex;
+SamplerState sampler_DispTex;
+half _DispFactor;
+half _TessMinDist;
+half _TessMaxDist;
+half _TessFactor;
+
+struct VsInput
+{
+    float3 vertex   : POSITION;
+    float3 normal   : NORMAL;
+    float2 texcoord : TEXCOORD0;
+};
+
+struct HsInput
+{
+    float4 f4Position : POS;
+    float3 f3Normal   : NORMAL;
+    float2 f2TexCoord : TEXCOORD;
+};
+
+struct HsControlPointOutput
+{
+    float3 f3Position : POS;
+    float3 f3Normal   : NORMAL;
+    float2 f2TexCoord : TEXCOORD;
+};
+
+struct HsConstantOutput
+{
+    float fTessFactor[3]    : SV_TessFactor;
+    float fInsideTessFactor : SV_InsideTessFactor;
+};
+
+struct DsOutput
+{
+    float4 f4Position : SV_Position;
+    float2 f2TexCoord : TEXCOORD0;
+};
+
+HsInput vert(VsInput i)
+{
+    HsInput o;
+    o.f4Position = float4(i.vertex, 1.0);
+    o.f3Normal   = i.normal;
+    o.f2TexCoord = i.texcoord;
+    return o;
+}
+
+[domain("tri")]
+[partitioning("integer")]
+[outputtopology("triangle_cw")]
+[patchconstantfunc("hullConst")]
+[outputcontrolpoints(3)]
+HsControlPointOutput hull(InputPatch<HsInput, 3> i, uint id : SV_OutputControlPointID)
+{
+    HsControlPointOutput o = (HsControlPointOutput)0;
+    o.f3Position = i[id].f4Position.xyz;
+    o.f3Normal   = i[id].f3Normal;
+    o.f2TexCoord = i[id].f2TexCoord;
+    return o;
+}
+
+HsConstantOutput hullConst(InputPatch<HsInput, 3> i)
+{
+    HsConstantOutput o = (HsConstantOutput)0;
+    
+    float4 p0 = i[0].f4Position;
+    float4 p1 = i[1].f4Position;
+    float4 p2 = i[2].f4Position;
+    float4 tessFactor = UnityDistanceBasedTess(p0, p1, p2, _TessMinDist, _TessMaxDist, _TessFactor);
+
+    o.fTessFactor[0] = tessFactor.x;
+    o.fTessFactor[1] = tessFactor.y;
+    o.fTessFactor[2] = tessFactor.z;
+    o.fInsideTessFactor = tessFactor.w;
+           
+    return o;
+}
+
+[domain("tri")]
+DsOutput domain(
+    HsConstantOutput hsConst, 
+    const OutputPatch<HsControlPointOutput, 3> i, 
+    float3 bary : SV_DomainLocation)
+{
+    DsOutput o = (DsOutput)0;
+
+    float3 f3Position = 
+        bary.x * i[0].f3Position + 
+        bary.y * i[1].f3Position +
+        bary.z * i[2].f3Position;
+
+    float3 f3Normal = normalize(
+        bary.x * i[0].f3Normal +
+        bary.y * i[1].f3Normal + 
+        bary.z * i[2].f3Normal);
+
+    o.f2TexCoord = 
+        bary.x * i[0].f2TexCoord + 
+        bary.y * i[1].f2TexCoord + 
+        bary.z * i[2].f2TexCoord;
+
+    uddBendNormal(f3Position.x, f3Normal, _Radius, _Width);
+    uddBendVertex(f3Position, _Radius, _Width, _Thickness);
+
+    float disp = length(_DispTex.SampleLevel(sampler_DispTex, o.f2TexCoord, 0)) * _DispFactor;
+    f3Position.xyz += f3Normal * disp;
+
+    o.f4Position = mul(UNITY_MATRIX_MVP, float4(f3Position.xyz, 1.0));
+        
+    return o;
+}
+
+
+fixed4 frag(DsOutput i) : SV_Target
+{
+    return uddGetScreenTexture(i.f2TexCoord);
+}
+
+ENDCG
+
+Pass
+{
+    CGPROGRAM
+    #pragma vertex vert
+    #pragma fragment frag
+    #pragma hull hull
+    #pragma domain domain
+    #pragma multi_compile ___ INVERT_X
+    #pragma multi_compile ___ INVERT_Y
+    #pragma multi_compile ___ ROTATE90 ROTATE180 ROTATE270
+    #pragma multi_compile ___ USE_CLIP
+    #pragma multi_compile ___ BEND_ON
+    #pragma multi_compile _FORWARD_Y _FORWARD_Z
+    ENDCG
+}
+
+}
+
+Fallback "Unlit/Texture"
+
+}

Assets/uDesktopDuplication/Shaders/uDD_Unlit_Displacement.shader.meta

@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: 05df46eb51b13c84eabbdf4c53cc8db7
+timeCreated: 1480072905
+licenseType: Pro
+ShaderImporter:
+  defaultTextures: []
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/uDesktopDuplication/Shaders/uDD_Unlit_Transparent.shader

@@ -5,6 +5,11 @@ Properties
 {
     _Color ("Color", Color) = (1, 1, 1, 1)
     _MainTex ("Texture", 2D) = "white" {}
+    [KeywordEnum(Y, Z)] _Forward("Mesh Forward Direction", Int) = 0
+    [Toggle(BEND_ON)] _Bend("Use Bend", Int) = 0
+    [PowerSlider(10.0)] _Radius("Bend Radius", Range(1, 100)) = 30
+    [PowerSlider(10.0)] _Thickness("Thickness", Range(0.01, 10)) = 1
+    _Width("Width", Range(0.0, 10.0)) = 1.0
     [KeywordEnum(Off, Front, Back)] _Cull("Culling", Int) = 2
 }
 
@@ -19,28 +24,16 @@ Blend SrcAlpha OneMinusSrcAlpha
 
 CGINCLUDE
 
-#include "UnityCG.cginc"
 #include "./uDD_Common.cginc"
 
-struct appdata
-{
-    float4 vertex : POSITION;
-    float2 uv     : TEXCOORD0;
-};
-
-struct v2f
-{
-    float4 vertex : SV_POSITION;
-    float2 uv     : TEXCOORD0;
-};
-
-sampler2D _MainTex;
-float4 _MainTex_ST;
-fixed4 _Color;
+half _Radius;
+half _Width;
+half _Thickness;
 
 v2f vert(appdata v)
 {
     v2f o;
+    uddBendVertex(v.vertex.xyz, _Radius, _Width, _Thickness);
     o.vertex = UnityObjectToClipPos(v.vertex);
     o.uv = TRANSFORM_TEX(v.uv, _MainTex);
     return o;
@@ -48,7 +41,7 @@ v2f vert(appdata v)
 
 fixed4 frag(v2f i) : SV_Target
 {
-    return fixed4(uddGetTexture(_MainTex, i.uv).rgb, 1.0) * _Color;
+    return fixed4(uddGetScreenTexture(i.uv).rgb, 1.0) * _Color;
 }
 
 ENDCG
@@ -60,7 +53,10 @@ Pass
     #pragma fragment frag
     #pragma multi_compile ___ INVERT_X
     #pragma multi_compile ___ INVERT_Y
-    #pragma multi_compile ___ VERTICAL
+    #pragma multi_compile ___ ROTATE90 ROTATE180 ROTATE270
+    #pragma multi_compile ___ USE_CLIP
+    #pragma multi_compile ___ BEND_ON
+    #pragma multi_compile _FORWARD_Y _FORWARD_Z
     ENDCG
 }
 

Plugins/uDesktopDuplication/uDesktopDuplication/Common.cpp

@@ -0,0 +1,79 @@
+#pragma once
+
+#include <queue>
+#include <d3d11.h>
+
+#include "IUnityInterface.h"
+#include "IUnityGraphicsD3D11.h"
+#include "Common.h"
+#include "Debug.h"
+
+using namespace Microsoft::WRL;
+
+
+
+extern IUnityInterfaces* g_unity;
+extern std::unique_ptr<MonitorManager> g_manager;
+extern std::queue<Message> g_messages;
+
+
+IUnityInterfaces* GetUnity()
+{
+    return g_unity;
+}
+
+
+ComPtr<ID3D11Device> GetDevice()
+{
+    return GetUnity()->Get<IUnityGraphicsD3D11>()->GetDevice();
+}
+
+
+const std::unique_ptr<MonitorManager>& GetMonitorManager()
+{
+    return g_manager;
+}
+
+
+LUID GetUnityAdapterLuid()
+{
+    const auto device = GetUnity()->Get<IUnityGraphicsD3D11>()->GetDevice();
+
+    Microsoft::WRL::ComPtr<IDXGIDevice1> dxgiDevice;
+    if (FAILED(device->QueryInterface(IID_PPV_ARGS(&dxgiDevice)))){
+        Debug::Error("QueryInterface from IUnityGraphicsD3D11 to IDXGIDevice1 failed.");
+        return LUID();
+    }
+
+    Microsoft::WRL::ComPtr<IDXGIAdapter> dxgiAdapter;
+    if (FAILED(dxgiDevice->GetAdapter(&dxgiAdapter))) {
+        Debug::Error("QueryInterface from IDXGIDevice1 to IDXGIAdapter failed.");
+        return LUID();
+    }
+
+    DXGI_ADAPTER_DESC adapterDesc;
+    dxgiAdapter->GetDesc(&adapterDesc);
+
+    return adapterDesc.AdapterLuid;
+}
+
+
+void SendMessageToUnity(Message message)
+{
+    g_messages.push(message);
+}
+
+
+ScopedTimer::ScopedTimer(TimerFuncType&& func)
+    : func_(func)
+    , start_(std::chrono::high_resolution_clock::now())
+{
+}
+
+
+ScopedTimer::~ScopedTimer()
+{
+    const auto end = std::chrono::high_resolution_clock::now();
+    const auto time = std::chrono::duration_cast<microseconds>(end - start_);
+    func_(time);
+}

Plugins/uDesktopDuplication/uDesktopDuplication/Common.h

@@ -0,0 +1,177 @@
+#pragma once
+
+#include <functional>
+#include <memory>
+#include <chrono>
+#include <wrl/client.h>
+
+
+
+// Unity interface getter
+struct IUnityInterfaces;
+IUnityInterfaces* GetUnity();
+
+// ID3D11Device (in Unity) getter
+struct ID3D11Device;
+Microsoft::WRL::ComPtr<ID3D11Device> GetDevice();
+
+// Manager getter
+class MonitorManager;
+const std::unique_ptr<MonitorManager>& GetMonitorManager();
+
+// Get adapter LUID to check the adapter of the monitor is same as Unity one.
+LUID GetUnityAdapterLuid();
+
+
+
+// Releaser
+class ScopedReleaser
+{
+public:
+    using ReleaseFuncType = std::function<void()>;
+    ScopedReleaser(ReleaseFuncType&& func) : func_(func) {}
+    ~ScopedReleaser() { func_(); }
+
+private:
+    const ReleaseFuncType func_;
+};
+
+
+
+// Timer
+class ScopedTimer
+{
+public:
+    using microseconds = std::chrono::microseconds;
+    using TimerFuncType = std::function<void(microseconds)>;
+    ScopedTimer(TimerFuncType&& func);
+    ~ScopedTimer();
+
+private:
+    const TimerFuncType func_;
+    const std::chrono::time_point<std::chrono::steady_clock> start_;
+};
+
+
+
+// Message is pooled and fetch from Unity.
+enum class Message
+{
+    None = -1,
+    Reinitialized = 0,
+    TextureSizeChanged = 1,
+};
+
+void SendMessageToUnity(Message message);
+
+
+
+// Buffer
+template <class T>
+class Buffer
+{
+public:
+    Buffer() 
+    {
+    }
+
+    Buffer(const Buffer& other)
+    {
+        value_.reset();
+        size_ = 0;
+        ExpandIfNeeded(other.size_);
+        memcpy_s(value_.get(), size_, other.value_.get(), other.size_);
+    }
+
+    Buffer<T>& operator=(const Buffer& other)
+    {
+        if (&other == this) return *this;
+
+        value_.reset();
+        size_ = 0;
+        ExpandIfNeeded(other.size_);
+        memcpy_s(value_.get(), size_, other.value_.get(), other.size_);
+
+        return *this;
+    }
+
+    ~Buffer() 
+    {
+    }
+
+    bool Empty() const
+    {
+        return !value_;
+    }
+
+    void ExpandIfNeeded(UINT size)
+    {
+        if (size > size_)
+        {
+            size_ = size;
+            value_ = std::make_unique<T[]>(size);
+        }
+    }
+
+    void Reset()
+    {
+        value_.reset();
+        size_ = 0;
+    }
+
+    UINT Size() const
+    {
+        return size_;
+    }
+
+    T* Get() const
+    {
+        return value_.get();
+    }
+
+    T* Get(UINT offset) const
+    {
+        return (value_.get() + offset);
+    }
+
+    template <class U>
+    U* As() const
+    {
+        return reinterpret_cast<U*>(Get());
+    }
+
+    template <class U>
+    U* As(UINT offset) const
+    {
+        return reinterpret_cast<U*>(Get(offset));
+    }
+
+    operator bool() const
+    {
+        return value_ != nullptr;
+    }
+
+    const T operator [](UINT index) const
+    {
+        if (index >= size_)
+        {
+            Debug::Error("Array index out of range: ", index, size_);
+            return T(0);
+        }
+        return value_[index];
+    }
+
+    T& operator [](UINT index)
+    {
+        if (index >= size_)
+        {
+            Debug::Error("Array index out of range: ", index, size_);
+            return value_[0];
+        }
+        return value_[index];
+    }
+
+private:
+    std::unique_ptr<T[]> value_;
+    UINT size_ = 0;
+};

Plugins/uDesktopDuplication/uDesktopDuplication/Cursor.cpp

@@ -0,0 +1,449 @@
+#include <d3d11.h>
+
+#include "Cursor.h"
+#include "Debug.h"
+#include "Monitor.h"
+#include "Duplicator.h"
+
+using namespace Microsoft::WRL;
+
+
+
+Cursor::Cursor()
+{
+}
+
+
+Cursor::~Cursor()
+{
+}
+
+
+void Cursor::UpdateBuffer(Duplicator* duplicator, const DXGI_OUTDUPL_FRAME_INFO& frameInfo)
+{
+    if (frameInfo.LastMouseUpdateTime.QuadPart == 0)
+    {
+        return;
+    }
+
+    isVisible_ = frameInfo.PointerPosition.Visible != 0;
+    x_ = frameInfo.PointerPosition.Position.x;
+    y_ = frameInfo.PointerPosition.Position.y;
+    timestamp_ = frameInfo.LastMouseUpdateTime;
+
+    if (frameInfo.PointerShapeBufferSize == 0)
+    {
+        return;
+    }
+
+    buffer_.ExpandIfNeeded(frameInfo.PointerShapeBufferSize);
+    if (!buffer_) 
+    {
+        return;
+    }
+
+    // Get mouse pointer information
+    UINT bufferSize;
+    DXGI_OUTDUPL_POINTER_SHAPE_INFO shapeInfo;
+    const auto hr = duplicator->GetDuplication()->GetFramePointerShape(
+        buffer_.Size(),
+        buffer_.Get(),
+        &bufferSize,
+        &shapeInfo);
+
+    if (FAILED(hr))
+    {
+        Debug::Error("Cursor::UpdateBuffer() => GetFramePointerShape() failed.");
+        buffer_.Reset();
+        return;
+    }
+
+    shapeInfo_ = shapeInfo;
+}
+
+
+void Cursor::Draw(
+    Duplicator* duplicator, 
+    const ComPtr<ID3D11Texture2D>& targetTexture)
+{
+    auto monitor = duplicator->GetMonitor();
+
+    // Check desktop texure
+    if (targetTexture == nullptr) 
+    {
+        Debug::Error("Cursor::UpdateTexture() => target texture is null.");
+        return;
+    }
+
+    // Cursor information
+    const auto cursorImageWidth  = GetWidth();
+    const auto cursorImageHeight = GetHeight();
+    const auto cursorImagePitch  = GetPitch();
+
+    // Monitor orientation
+    const auto monitorRot = static_cast<DXGI_MODE_ROTATION>(monitor->GetRotation());
+    const auto isMonitorPortrait = 
+        monitorRot == DXGI_MODE_ROTATION_ROTATE90 || 
+        monitorRot == DXGI_MODE_ROTATION_ROTATE270;
+
+    // Captured size (desktop cooridinates).
+    auto capturedImageWidth  = !isMonitorPortrait ? cursorImageWidth  : cursorImageHeight;
+    auto capturedImageHeight = !isMonitorPortrait ? cursorImageHeight : cursorImageWidth;
+
+    // Convert the buffer given by API into BGRA32
+    const UINT bgraBufferSize = cursorImageWidth * cursorImageHeight * 4;
+    bgraBuffer_.ExpandIfNeeded(bgraBufferSize);
+    
+    // Check buffers
+    if (!bgraBuffer_ || !buffer_) 
+    {
+        return;
+    }
+
+    // Desktop size
+    const int monitorWidth = monitor->GetWidth();
+    const int monitorHeight = monitor->GetHeight();
+    const int desktopImageWidth  = !isMonitorPortrait ? monitorWidth  : monitorHeight;
+    const int desktopImageHeight = !isMonitorPortrait ? monitorHeight : monitorWidth;
+
+    // x_, y_ are cooridinates in rotated monitor.
+    // desktopX, desktopY are coordinates in captured desktop image (always landscape).
+    int desktopX, desktopY;
+    switch (monitorRot)
+    {
+        case DXGI_MODE_ROTATION_ROTATE90:
+        {
+            desktopX = y_;
+            desktopY = (desktopImageHeight - 1) - x_ - cursorImageWidth;
+            break;
+        }
+        case DXGI_MODE_ROTATION_ROTATE180:
+        {
+            desktopX = (desktopImageWidth  - 1) - x_ - cursorImageWidth;
+            desktopY = (desktopImageHeight - 1) - y_ - cursorImageHeight;
+            break;
+        }
+        case DXGI_MODE_ROTATION_ROTATE270:
+        {
+            desktopX = (desktopImageWidth - 1) - y_ - cursorImageHeight;
+            desktopY = x_;
+            break;
+        }
+        case DXGI_MODE_ROTATION_IDENTITY:
+        case DXGI_MODE_ROTATION_UNSPECIFIED:
+        default:
+        {
+            desktopX = x_;
+            desktopY = y_;
+            break;
+        }
+    }
+
+    // Calculate information to capture desktop image under cursor.
+    int cursorOffsetX = 0;
+    int cursorOffsetY = 0;
+    int capturedImageLeft   = desktopX;
+    int capturedImageTop    = desktopY;
+    int capturedImageRight  = desktopX + capturedImageWidth;
+    int capturedImageBottom = desktopY + capturedImageHeight;
+
+    if (capturedImageLeft < 0)
+    {
+        capturedImageWidth -= -desktopX;
+        cursorOffsetX = -desktopX;
+        capturedImageLeft = 0;
+    }
+
+    if (capturedImageRight >= desktopImageWidth) 
+    {
+        capturedImageWidth -= capturedImageRight - desktopImageWidth;
+        capturedImageRight = desktopImageWidth - 1;
+    }
+
+    if (capturedImageTop < 0)
+    {
+        capturedImageHeight -= -desktopY;
+        cursorOffsetY = -desktopY;
+        capturedImageTop = 0;
+    }
+
+    if (capturedImageBottom >= desktopImageHeight) 
+    {
+        capturedImageHeight -= capturedImageBottom - desktopImageHeight;
+        capturedImageBottom = desktopImageHeight - 1;
+    }
+
+    // Check if box is inner desktop area
+    if (capturedImageLeft   < 0 || 
+        capturedImageTop    < 0 || 
+        capturedImageRight  >= desktopImageWidth || 
+        capturedImageBottom >= desktopImageHeight)
+    {
+        Debug::Error("Cursor::UpdateTexture() => box is out of area.");
+        Debug::Error(
+            "    ",
+            "(", capturedImageLeft, ", ", capturedImageTop, ")", 
+            " ~ (", capturedImageRight, ", ", capturedImageBottom, ") > ",
+            "(", desktopImageWidth, ", ", desktopImageHeight, ")");
+        return;
+    }
+
+    if (capturedImageWidth == 0 || capturedImageHeight == 0)
+    {
+        return;
+    }
+
+    D3D11_BOX capturedImageArea 
+    { 
+        static_cast<UINT>(capturedImageLeft), 
+        static_cast<UINT>(capturedImageTop),
+        0, 
+        static_cast<UINT>(capturedImageRight), 
+        static_cast<UINT>(capturedImageBottom), 
+        1 
+    };
+
+    // Create texture for capturing desktop image
+    ComPtr<ID3D11Texture2D> texture;
+    {
+        D3D11_TEXTURE2D_DESC desc;
+        desc.Width              = capturedImageWidth;
+        desc.Height             = capturedImageHeight;
+        desc.MipLevels          = 1;
+        desc.ArraySize          = 1;
+        desc.Format             = DXGI_FORMAT_B8G8R8A8_UNORM;
+        desc.SampleDesc.Count   = 1;
+        desc.SampleDesc.Quality = 0;
+        desc.Usage              = D3D11_USAGE_STAGING;
+        desc.BindFlags          = 0;
+        desc.CPUAccessFlags     = D3D11_CPU_ACCESS_READ;
+        desc.MiscFlags          = 0;
+
+        if (FAILED(duplicator->GetDevice()->CreateTexture2D(&desc, nullptr, &texture)))
+        {
+            Debug::Error("Cursor::UpdateTexture() => GetDevice()->CreateTexture2D() failed.");
+            return;
+        }
+    }
+
+    // Copy desktop image to the texture
+    {
+        ComPtr<ID3D11DeviceContext> context;
+        duplicator->GetDevice()->GetImmediateContext(&context);
+        context->CopySubresourceRegion(texture.Get(), 0, 0, 0, 0, targetTexture.Get(), 0, &capturedImageArea);
+    }
+
+    // Get mapped surface to access pixels in CPU
+    ComPtr<IDXGISurface> surface;
+    if (FAILED(texture.As(&surface)))
+    {
+        Debug::Error("Cursor::UpdateTexture() => texture.As() failed.");
+        return;
+    }
+
+    DXGI_MAPPED_RECT mappedSurface;
+    if (FAILED(surface->Map(&mappedSurface, DXGI_MAP_READ)))
+    {
+        Debug::Error("Cursor::UpdateTexture() => surface->Map() failed.");
+        return;
+    }
+
+    // Finally, get the desktop texture under the mouse cursor.
+    const auto desktop32 = reinterpret_cast<UINT*>(mappedSurface.pBits);
+    const UINT desktopPitch = mappedSurface.Pitch / sizeof(UINT);
+
+    // Rotate cursor image to match the monitor orientation
+    Buffer<BYTE> rotatedBuffer_;
+    rotatedBuffer_.ExpandIfNeeded(buffer_.Size());
+
+    for (int y = 0; y < capturedImageHeight; ++y)
+    {
+        for (int x = 0; x < capturedImageWidth; ++x)
+        {
+            // Cursor coordinates
+            int cursorX, cursorY;
+
+            switch (monitorRot)
+            {
+                case DXGI_MODE_ROTATION_ROTATE90:
+                {
+                    cursorX = (cursorImageWidth - 1) - (y + cursorOffsetY);
+                    cursorY = (x + cursorOffsetX);
+                    break;
+                }
+                case DXGI_MODE_ROTATION_ROTATE180:
+                {
+                    cursorX = (cursorImageWidth  - 1) - (x + cursorOffsetX);
+                    cursorY = (cursorImageHeight - 1) - (y + cursorOffsetY);
+                    break;
+                }
+                case DXGI_MODE_ROTATION_ROTATE270:
+                {
+                    cursorX = (y + cursorOffsetY);
+                    cursorY = (cursorImageHeight - 1) - (x + cursorOffsetX);
+                    break;
+                }
+                case DXGI_MODE_ROTATION_IDENTITY:
+                case DXGI_MODE_ROTATION_UNSPECIFIED:
+                default:
+                {
+                    cursorX = (x + cursorOffsetX);
+                    cursorY = (y + cursorOffsetY);
+                    break;
+                }
+            }
+
+            const auto outputIndex = y * capturedImageWidth + x;
+            const auto desktopIndex = y * desktopPitch + x;
+            const auto cursorIndex = cursorY * cursorImageWidth + cursorX;
+            const auto buffer32 = buffer_.As<UINT>();
+            auto output32 = bgraBuffer_.As<UINT>();
+
+            switch (GetType())
+            {
+                case DXGI_OUTDUPL_POINTER_SHAPE_TYPE_MONOCHROME:
+                {
+                    BYTE mask = 0b10000000 >> (cursorX % 8);
+                    const BYTE andMask = buffer_[cursorX / 8 + cursorY * cursorImagePitch] & mask;
+                    const BYTE xorMask = buffer_[cursorX / 8 + (cursorY + cursorImageHeight) * cursorImagePitch] & mask;
+                    const UINT andMask32 = andMask ? 0xFFFFFFFF : 0x00000000;
+                    const UINT xorMask32 = xorMask ? 0xFFFFFFFF : 0x00000000;
+                    output32[outputIndex] = (desktop32[desktopIndex] & andMask32) ^ xorMask32;
+                    break;
+                }
+                case DXGI_OUTDUPL_POINTER_SHAPE_TYPE_MASKED_COLOR:
+                {
+                    UINT mask = 0xFF000000 & buffer32[cursorIndex];
+                    if (mask)
+                    {
+                        output32[outputIndex] = (desktop32[desktopIndex] ^ buffer32[cursorIndex]) | 0xFF000000;
+                    }
+                    else
+                    {
+                        output32[outputIndex] = buffer32[cursorIndex] | 0xFF000000;
+                    }
+                    break;
+                }
+                case DXGI_OUTDUPL_POINTER_SHAPE_TYPE_COLOR:
+                {
+                    const auto desktop = reinterpret_cast<BYTE*>(&desktop32[desktopIndex]);
+                    const auto desktopB = desktop[0];
+                    const auto desktopG = desktop[1];
+                    const auto desktopR = desktop[2];
+                    const auto desktopA = desktop[3];
+
+                    const auto cursor = buffer_.Get(cursorIndex * 4);
+                    const auto cursorB = cursor[0];
+                    const auto cursorG = cursor[1];
+                    const auto cursorR = cursor[2];
+                    const auto cursorA = cursor[3];
+
+                    const auto a0 = cursorA / 255.f;
+                    const auto a1 = 1.f - a0;
+
+                    auto output = reinterpret_cast<BYTE*>(&output32[outputIndex]);
+                    output[0] = static_cast<BYTE>(cursorB * a0 + desktopB * a1);
+                    output[1] = static_cast<BYTE>(cursorG * a0 + desktopG * a1);
+                    output[2] = static_cast<BYTE>(cursorR * a0 + desktopR * a1);
+                    output[3] = desktopA;
+
+                    break;
+                }
+                default:
+                {
+                    Debug::Error("Cursor::UpdateTexture() => Unknown cursor type");
+                    return;
+                }
+            }
+        }
+    }
+
+    {
+        ComPtr<ID3D11DeviceContext> context;
+        duplicator->GetDevice()->GetImmediateContext(&context);
+        context->UpdateSubresource(targetTexture.Get(), 0, &capturedImageArea, bgraBuffer_.Get(), capturedImageWidth * 4, 0);
+    }
+
+    if (FAILED(surface->Unmap()))
+    {
+        Debug::Error("Cursor::UpdateTexture() => surface->Unmap() failed.");
+        return;
+    }
+}
+
+
+void Cursor::GetTexture(ID3D11Texture2D* texture)
+{
+    if (!bgraBuffer_)
+    {
+        Debug::Error("Cursor::GetTexture() => bgra32Buffer is null.");
+        return;
+    }
+
+    if (texture == nullptr)
+    {
+        Debug::Error("Cursor::GetTexture() => The given texture is null.");
+        return;
+    }
+
+    D3D11_TEXTURE2D_DESC desc;
+    texture->GetDesc(&desc);
+    if ((int)desc.Width < GetWidth() || (int)desc.Height < GetHeight())
+    {
+        char buf[256];
+        sprintf_s(buf, 256,
+            "Cursor::GetTexture() => The given texture has smaller width / height.\n"
+            "Given => (%d, %d)  Buffer => (%d, %d)",
+            desc.Width, desc.Height, GetWidth(), GetHeight());
+        Debug::Error(buf);
+        return;
+    }
+
+    ComPtr<ID3D11DeviceContext> context;
+    GetDevice()->GetImmediateContext(&context);
+    context->UpdateSubresource(texture, 0, nullptr, bgraBuffer_.Get(), GetWidth() * 4, 0);
+}
+
+
+bool Cursor::IsVisible() const 
+{ 
+    return isVisible_; 
+}
+
+
+int Cursor::GetX() const 
+{ 
+    return x_; 
+}
+
+
+int Cursor::GetY() const 
+{ 
+    return y_; 
+}
+
+
+int Cursor::GetWidth() const
+{
+    return shapeInfo_.Width;
+}
+
+
+int Cursor::GetHeight() const
+{
+    return (shapeInfo_.Type == DXGI_OUTDUPL_POINTER_SHAPE_TYPE_MONOCHROME) ? 
+        shapeInfo_.Height / 2 : 
+        shapeInfo_.Height;
+}
+
+
+int Cursor::GetPitch() const
+{
+    return shapeInfo_.Pitch;
+}
+
+
+int Cursor::GetType() const
+{
+    return shapeInfo_.Type;
+}

Plugins/uDesktopDuplication/uDesktopDuplication/Cursor.h

@@ -0,0 +1,41 @@
+#pragma once
+
+#include <d3d11.h>
+#include <dxgi1_2.h>
+#include <wrl/client.h>
+#include <memory>
+
+#include "Common.h"
+
+class Duplicator;
+
+class Cursor
+{
+public:
+    explicit Cursor();
+    ~Cursor();
+    void UpdateBuffer(
+        Duplicator* duplicator, 
+        const DXGI_OUTDUPL_FRAME_INFO& frameInfo);
+    void Draw(
+        Duplicator* duplicator, 
+        const Microsoft::WRL::ComPtr<ID3D11Texture2D>& targetTexture);
+    void GetTexture(ID3D11Texture2D* texture);
+
+    bool IsVisible() const;
+    int GetX() const;
+    int GetY() const;
+    int GetWidth() const;
+    int GetHeight() const;
+    int GetPitch() const;
+    int GetType() const;
+
+private:
+    bool isVisible_ = false;
+    int x_ = -1;
+    int y_ = -1;
+    Buffer<BYTE> buffer_;
+    Buffer<BYTE> bgraBuffer_;
+    DXGI_OUTDUPL_POINTER_SHAPE_INFO shapeInfo_;
+    LARGE_INTEGER timestamp_;
+};