Update to v1.7.2

* New features
  - Add recommended VR project settings notification window

* Bug fix
  - Fix compile error in Unity 5.5/5.6
  - [VRModule] Fix UnityEngineVRModule not removing disappeared device correctly
    - In Unity 2017.2, InputTracking.GetNodeStates sometimes returns ghost nodes at the beginning of play mode.
  - [Teleportable] Remove a potential null reference
    - This happens when SteamVR plugin is imported and no SteamVR_Camera exist.

* Improvement
  - [Pointer3D] Now Pointer3DInputModule shows status in EventSystem's inspector preview window
  - [Pointer3D] Let Pointer3DInputModule behave more consistent with StandaloneInputModule
    - Now IPointerEnterHandler / IPointerExitHandler only triggered once for each pointer, pressing buttons won't trigger Enter/Exit anymore.
  - [Pointer3D] Add IPointer3DPressEnterHandler / IPointer3DPressExitHandler
    - Their behaviours are like IPointerEnterHandler/IPointerExitHandler, but press enter happend when the button is pressed and moved in, and press exit on button released or pointer moved out.
  - [SteamVRCameraHook] Fix not expending head-eye-ear correctly
  - [VRModule] Fix update timing issue
    - This fix VivePoseTracker tracking is delayed in editor playing mode.

Author: lawwong

.gitignore

@@ -5,13 +5,16 @@
 /[Bb]uilds/
 /[Pp]ackages/
 /.vs/
+/UnityPackageManager/
 
 ProjectSettings/*
 !ProjectSettings/EditorSettings.asset
 
 Assets/*
 !Assets/HTC.UnityPlugin/
 !Assets/HTC.UnityPlugin.meta
+Assets/HTC.UnityPlugin/ViveInputUtility/changelog.txt
+Assets/HTC.UnityPlugin/ViveInputUtility/changelog.txt.meta
 
 *.cfg
 

Assets/HTC.UnityPlugin/Pointer3D/ExecutePointer3DEvents.cs

@@ -0,0 +1,21 @@
+//========= Copyright 2016-2017, HTC Corporation. All rights reserved. ===========
+
+using UnityEngine.EventSystems;
+
+namespace HTC.UnityPlugin.Pointer3D
+{
+    public static class ExecutePointer3DEvents
+    {
+        public static readonly ExecuteEvents.EventFunction<IPointer3DPressEnterHandler> PressEnterHandler = Execute;
+        private static void Execute(IPointer3DPressEnterHandler handler, BaseEventData eventData)
+        {
+            handler.OnPointer3DPressEnter(ExecuteEvents.ValidateEventData<Pointer3DEventData>(eventData));
+        }
+
+        public static readonly ExecuteEvents.EventFunction<IPointer3DPressExitHandler> PressExitHandler = Execute;
+        private static void Execute(IPointer3DPressExitHandler handler, BaseEventData eventData)
+        {
+            handler.OnPointer3DPressExit(ExecuteEvents.ValidateEventData<Pointer3DEventData>(eventData));
+        }
+    }
+}

Assets/HTC.UnityPlugin/Pointer3D/ExecutePointer3DEvents.cs.meta

@@ -65,6 +65,7 @@ public class Pointer3DEventData : PointerEventData
         public Quaternion pressRotation;
 
         public float pressDistance;
+        public GameObject pressEnter;
 
         public Pointer3DEventData(Pointer3DRaycaster ownerRaycaster, EventSystem eventSystem) : base(eventSystem)
         {
@@ -77,5 +78,17 @@ public Pointer3DEventData(Pointer3DRaycaster ownerRaycaster, EventSystem eventSy
         public virtual bool GetPressDown() { return false; }
 
         public virtual bool GetPressUp() { return false; }
+
+        public override string ToString()
+        {
+            var str = string.Empty;
+            str += "eligibleForClick: " + eligibleForClick + "\n";
+            str += "pointerEnter: " + Pointer3DInputModule.PrintGOPath(pointerEnter) + "\n";
+            str += "pointerPress: " + Pointer3DInputModule.PrintGOPath(pointerPress) + "\n";
+            str += "lastPointerPress: " + Pointer3DInputModule.PrintGOPath(lastPress) + "\n";
+            str += "pressEnter: " + Pointer3DInputModule.PrintGOPath(pressEnter) + "\n";
+            str += "pointerDrag: " + Pointer3DInputModule.PrintGOPath(pointerDrag) + "\n";
+            return str;
+        }
     }
 }

Assets/HTC.UnityPlugin/Pointer3D/Pointer3DEventData.cs

@@ -0,0 +1,16 @@
+//========= Copyright 2016-2017, HTC Corporation. All rights reserved. ===========
+
+using UnityEngine.EventSystems;
+
+namespace HTC.UnityPlugin.Pointer3D
+{
+    public interface IPointer3DPressEnterHandler : IEventSystemHandler
+    {
+        void OnPointer3DPressEnter(Pointer3DEventData eventData);
+    }
+
+    public interface IPointer3DPressExitHandler : IEventSystemHandler
+    {
+        void OnPointer3DPressExit(Pointer3DEventData eventData);
+    }
+}