Initial Commit

2025-07-04 20:33:06 +03:00
commit 8f09347ae0
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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ * All rights reserved.
+ *
+ * Licensed under the Oculus SDK License Agreement (the "License");
+ * you may not use the Oculus SDK except in compliance with the License,
+ * which is provided at the time of installation or download, or which
+ * otherwise accompanies this software in either electronic or hard copy form.
+ *
+ * You may obtain a copy of the License at
+ *
+ * https://developer.oculus.com/licenses/oculussdk/
+ *
+ * Unless required by applicable law or agreed to in writing, the Oculus SDK
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using Oculus.Interaction.Input;
+using System;
+using UnityEngine;
+using UnityEngine.Assertions;
+
+namespace Oculus.Interaction
+{
+    public class FingerPinchValue : MonoBehaviour, IAxis1D
+    {
+        [SerializeField, Interface(typeof(IHand))]
+        private UnityEngine.Object _hand;
+        public IHand Hand { get; private set; }
+
+        [SerializeField]
+        private HandFinger _finger = HandFinger.Index;
+        public HandFinger Finger
+        {
+            get
+            {
+                return _finger;
+            }
+            set
+            {
+                _finger = value;
+            }
+        }
+
+        [SerializeField, Range(0f, 1f)]
+        private float _changeRate = 1;
+        public float ChangeRate
+        {
+            get
+            {
+                return _changeRate;
+            }
+            private set
+            {
+                _changeRate = value;
+            }
+        }
+
+        [SerializeField]
+        private AnimationCurve _curve = AnimationCurve.Linear(0f, 0f, 1f, 1f);
+        public AnimationCurve Curve
+        {
+            get
+            {
+                return _curve;
+            }
+            set
+            {
+                _curve = value;
+            }
+        }
+
+
+        private float _value = 0;
+
+        protected bool _started = false;
+        private bool _firstCall;
+
+        protected virtual void Awake()
+        {
+            Hand = _hand as IHand;
+        }
+
+        protected virtual void Start()
+        {
+            this.BeginStart(ref _started);
+            Assert.IsNotNull(Hand);
+            this.EndStart(ref _started);
+        }
+
+        protected virtual void OnEnable()
+        {
+            if (_started)
+            {
+                _firstCall = true;
+                Hand.WhenHandUpdated += HandleHandUpdated;
+            }
+        }
+
+        protected virtual void OnDisable()
+        {
+            if (_started)
+            {
+                Hand.WhenHandUpdated -= HandleHandUpdated;
+            }
+        }
+
+        public float Value()
+        {
+            return _value;
+        }
+
+        private void HandleHandUpdated()
+        {
+            float value = Hand.GetFingerPinchStrength(Finger);
+            value = Curve.Evaluate(value);
+            if (_firstCall)
+            {
+                _firstCall = false;
+                _value = value;
+            }
+            else
+            {
+                _value = Mathf.Lerp(_value, value, _changeRate);
+            }
+        }
+
+        #region Inject
+
+        public void InjectAllFingerPinchValue(IHand hand)
+        {
+            InjectHand(hand);
+        }
+
+        public void InjectHand(IHand hand)
+        {
+            _hand = hand as UnityEngine.Object;
+            Hand = hand;
+        }
+
+        #endregion
+    }
+}