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Assets/Oculus/VR/Scripts/Util/OVRCustomSkeleton.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;
+
+[HelpURL("https://developer.oculus.com/reference/unity/latest/class_o_v_r_custom_skeleton")]
+public class OVRCustomSkeleton : OVRSkeleton, ISerializationCallbackReceiver
+{
+    [HideInInspector][SerializeField] private List<Transform> _customBones_V2;
+    public List<Transform> CustomBones => _customBones_V2;
+
+    /// <summary>
+    /// List of skeleton structures to be retargeted to the supported format for body tracking.
+    /// </summary>
+    public enum RetargetingType
+    {
+        /// <summary>The default skeleton structure of the Oculus tracking system</summary>
+        OculusSkeleton
+    }
+
+    [SerializeField, HideInInspector]
+    internal RetargetingType retargetingType = RetargetingType.OculusSkeleton;
+
+    protected override Transform GetBoneTransform(BoneId boneId) => _customBones_V2[(int)boneId];
+
+#if UNITY_EDITOR
+    private bool _shouldSetDirty;
+
+    private void OnValidate()
+    {
+        if (!_shouldSetDirty) return;
+
+        UnityEditor.PrefabUtility.RecordPrefabInstancePropertyModifications(this);
+        UnityEditor.EditorUtility.SetDirty(this);
+        _shouldSetDirty = false;
+    }
+#endif
+
+    void ISerializationCallbackReceiver.OnBeforeSerialize()
+    {
+    }
+
+    void ISerializationCallbackReceiver.OnAfterDeserialize()
+    {
+        AllocateBones();
+    }
+
+    private void AllocateBones()
+    {
+        if (_customBones_V2.Count == (int)BoneId.Max) return;
+
+        // Make sure we have the right number of bones
+        while (_customBones_V2.Count < (int)BoneId.Max)
+        {
+            _customBones_V2.Add(null);
+        }
+
+#if UNITY_EDITOR
+        _shouldSetDirty = true;
+#endif
+    }
+
+    internal override void SetSkeletonType(SkeletonType skeletonType)
+    {
+        base.SetSkeletonType(skeletonType);
+        _customBones_V2 ??= new List<Transform>();
+
+        AllocateBones();
+    }
+}