Move third party assets to ThirdParty folder

Assets/ThirdParty/UltimateXR/Runtime/Scripts/UI/UxrFingerTip.cs

@@ -0,0 +1,147 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="UxrFingerTip.cs" company="VRMADA">
+//   Copyright (c) VRMADA, All rights reserved.
+// </copyright>
+// --------------------------------------------------------------------------------------------------------------------
+using UltimateXR.Avatar;
+using UltimateXR.Avatar.Rig;
+using UltimateXR.Core;
+using UltimateXR.Core.Components.Composite;
+using UltimateXR.Extensions.Unity.Math;
+using UltimateXR.Manipulation;
+using UnityEngine;
+
+namespace UltimateXR.UI
+{
+    /// <summary>
+    ///     Component that, added to the tip of an <see cref="UxrAvatar" /> finger, allows it to interact with user interfaces.
+    ///     It is normally added only to the index fingers so that other fingers don't generate unwanted interactions, but it
+    ///     can be added to any finger.
+    /// </summary>
+    public class UxrFingerTip : UxrAvatarComponent<UxrFingerTip>
+    {
+        #region Public Types & Data
+
+        /// <summary>
+        ///     Gets whether the <see cref="UxrGrabber" /> component belonging to the same hand the finger tip is, is currently
+        ///     grabbing something.
+        /// </summary>
+        public bool IsHandGrabbing => HandGrabber && HandGrabber.GrabbedObject != null;
+
+        /// <summary>
+        ///     Gets the current world position.
+        /// </summary>
+        public Vector3 WorldPos => transform.position;
+
+        /// <summary>
+        ///     Gets the current world direction. The direction points in the direction the finger would be pointing. It is used to
+        ///     filter out interactions where the forward vector is not perpendicular enough to the UI to interact with it.
+        /// </summary>
+        public Vector3 WorldDir => transform.forward;
+
+        /// <summary>
+        ///     Gets the current world speed the finger tip is travelling at.
+        /// </summary>
+        public Vector3 WorldSpeed => _updateCount >= 2 ? (_currentWorldPos - _lastWorldPos) / Time.deltaTime : Vector3.zero;
+
+        /// <summary>
+        ///     Gets the hand the finger tip belongs to.
+        /// </summary>
+        public UxrHandSide Side { get; private set; }
+
+        /// <summary>
+        ///     Gets the <see cref="UxrGrabber" /> component of the hand the finger tip belongs to.
+        /// </summary>
+        public UxrGrabber HandGrabber { get; private set; }
+
+        #endregion
+
+        #region Public Methods
+
+        /// <summary>
+        ///     Checks whether the finger tip is inside a box collider.
+        /// </summary>
+        /// <param name="box">Box collider</param>
+        /// <param name="allowWhileGrabbing">
+        ///     Whether the operation that the check is for allows the hand to be grabbing something.
+        ///     This means if the value is false and the hand is currently grabbing, it will always return false no matter the
+        ///     finger tip is inside the box or not
+        /// </param>
+        /// <returns>Whether the finger tip is inside</returns>
+        public bool IsInside(BoxCollider box, bool allowWhileGrabbing = false)
+        {
+            if (!allowWhileGrabbing && IsHandGrabbing)
+            {
+                return false;
+            }
+
+            return box != null && transform.position.IsInsideBox(box);
+        }
+
+        #endregion
+
+        #region Unity
+
+        /// <summary>
+        ///     Initializes the component.
+        /// </summary>
+        protected override void Awake()
+        {
+            base.Awake();
+
+            UxrAvatarRig.GetHandSide(transform, out UxrHandSide handSide);
+            Side = handSide;
+        }
+
+        /// <summary>
+        ///     Resets the internal state.
+        /// </summary>
+        protected override void OnEnable()
+        {
+            base.OnEnable();
+            _updateCount = 0;
+        }
+
+        /// <summary>
+        ///     Initializes the component.
+        /// </summary>
+        protected override void Start()
+        {
+            base.Start();
+
+            if (!(Avatar && Avatar.AvatarController))
+            {
+                return;
+            }
+
+            foreach (UxrGrabber grabber in UxrGrabber.GetComponents(Avatar, true))
+            {
+                if (grabber.Side == Side)
+                {
+                    HandGrabber = grabber;
+                    break;
+                }
+            }
+        }
+
+        /// <summary>
+        ///     Updates the component.
+        /// </summary>
+        private void Update()
+        {
+            _lastWorldPos    = _currentWorldPos;
+            _currentWorldPos = transform.position;
+            _updateCount++;
+        }
+
+        #endregion
+
+        #region Private Types & Data
+
+        private int     _updateCount;
+        private Vector3 _currentWorldPos;
+        private Vector3 _lastWorldPos;
+
+        #endregion
+    }
+}