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 UnityEngine;
+
+namespace Oculus.Interaction
+{
+    public class HandJoint : MonoBehaviour
+    {
+        [SerializeField, Interface(typeof(IHand))]
+        private UnityEngine.Object _hand;
+        public IHand Hand { get; private set; }
+
+        [SerializeField]
+        private HandJointId _handJointId;
+
+        [SerializeField]
+        private Vector3 _localPositionOffset;
+
+        [SerializeField]
+        private Quaternion _rotationOffset = Quaternion.identity;
+
+        #region Properties
+
+        public HandJointId HandJointId
+        {
+            get
+            {
+                return _handJointId;
+            }
+            set
+            {
+                _handJointId = value;
+            }
+        }
+
+        public Vector3 LocalPositionOffset
+        {
+            get
+            {
+                return _localPositionOffset;
+            }
+            set
+            {
+                _localPositionOffset = value;
+            }
+        }
+
+        public Quaternion RotationOffset
+        {
+            get
+            {
+                return _rotationOffset;
+            }
+            set
+            {
+                _rotationOffset = value;
+            }
+        }
+
+        #endregion
+
+        protected bool _started = false;
+
+        protected virtual void Awake()
+        {
+            Hand = _hand as IHand;
+        }
+
+        protected virtual void Start()
+        {
+            this.BeginStart(ref _started);
+            this.AssertField(Hand, nameof(Hand));
+            this.EndStart(ref _started);
+        }
+
+        protected virtual void OnEnable()
+        {
+            if (_started)
+            {
+                Hand.WhenHandUpdated += HandleHandUpdated;
+            }
+        }
+
+        protected virtual void OnDisable()
+        {
+            if (_started)
+            {
+                Hand.WhenHandUpdated -= HandleHandUpdated;
+            }
+        }
+
+        private void HandleHandUpdated()
+        {
+            if (!Hand.GetJointPose(_handJointId, out Pose pose)) return;
+
+            Vector3 positionOffsetWithHandedness =
+                (Hand.Handedness == Handedness.Left ? -1f : 1f) * _localPositionOffset;
+            pose.position += _rotationOffset * pose.rotation *
+                              positionOffsetWithHandedness * Hand.Scale;
+            transform.SetPose(pose);
+        }
+
+        #region Inject
+
+        public void InjectAllHandJoint(IHand hand)
+        {
+            InjectHand(hand);
+        }
+
+        public void InjectHand(IHand hand)
+        {
+            _hand = hand as UnityEngine.Object;
+            Hand = hand;
+        }
+
+        #endregion;
+    }
+}