Initial Commit

Assets/Oculus/Interaction/Runtime/Scripts/Input/Hands/FromHandPrefabDataSource.cs

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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 System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.Assertions;
+
+namespace Oculus.Interaction.Input
+{
+    public class FromHandPrefabDataSource : DataSource<HandDataAsset>
+    {
+        private readonly HandDataAsset _handDataAsset = new HandDataAsset();
+        protected override HandDataAsset DataAsset => _handDataAsset;
+
+        [SerializeField]
+        private Handedness _handedness;
+        public Handedness Handedness => _handedness;
+
+        [SerializeField]
+        private bool _hidePrefabOnStart = true;
+
+        [HideInInspector]
+        [SerializeField]
+        private List<Transform> _jointTransforms = new List<Transform>();
+
+        public List<Transform> JointTransforms => _jointTransforms;
+
+        [SerializeField, Interface(typeof(IHandSkeletonProvider))]
+        private UnityEngine.Object _handSkeletonProvider;
+        private IHandSkeletonProvider HandSkeletonProvider;
+
+        [SerializeField, Interface(typeof(ITrackingToWorldTransformer)), Optional]
+        private UnityEngine.Object _trackingToWorldTransformer;
+        private ITrackingToWorldTransformer TrackingToWorldTransformer;
+
+        protected virtual void Awake()
+        {
+            HandSkeletonProvider = _handSkeletonProvider as IHandSkeletonProvider;
+            if (_trackingToWorldTransformer != null)
+            {
+                TrackingToWorldTransformer =
+                    _trackingToWorldTransformer as ITrackingToWorldTransformer;
+            }
+            HandDataSourceConfig Config = _handDataAsset.Config;
+            Config.Handedness = _handedness;
+        }
+
+        protected override void Start()
+        {
+            base.Start();
+            HandDataSourceConfig Config = _handDataAsset.Config;
+            Config.TrackingToWorldTransformer = TrackingToWorldTransformer;
+            Config.HandSkeleton = HandSkeletonProvider[_handedness];
+            if (!_hidePrefabOnStart)
+            {
+                return;
+            }
+
+            foreach (Renderer r in gameObject.GetComponentsInChildren<Renderer>())
+            {
+                r.enabled = false;
+            }
+        }
+
+        protected override void UpdateData()
+        {
+            this.AssertField(HandSkeletonProvider, nameof(HandSkeletonProvider));
+
+            _handDataAsset.IsDataValid = true;
+            _handDataAsset.IsConnected = true;
+            _handDataAsset.IsTracked = true;
+            _handDataAsset.IsHighConfidence = true;
+            _handDataAsset.RootPoseOrigin = PoseOrigin.SyntheticPose;
+            _handDataAsset.Root = transform.GetPose();
+            _handDataAsset.HandScale = 1;
+
+            for (var i = 0; i < Constants.NUM_HAND_JOINTS; ++i)
+            {
+                Transform joint = _jointTransforms[i];
+                if (_jointTransforms[i] == null)
+                {
+                    continue;
+                }
+
+                _handDataAsset.Joints[i] = joint.transform.localRotation;
+            }
+        }
+
+        public Transform GetTransformFor(HandJointId jointId)
+        {
+            return _jointTransforms[(int)jointId];
+        }
+    }
+}