Files
Bachelor-Arbeit-Thomas-Wichert/Assets/Oculus/VR/Scripts/Util/OVRCustomFace.cs
2025-07-21 09:11:14 +02:00

107 lines
3.9 KiB
C#

/*
* 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;
using System.Collections.Generic;
using System.ComponentModel;
using UnityEngine;
using UnityEngine.Assertions;
/// <summary>
/// OVR Component to drive blend shapes on a <c>SkinnedMeshRenderer</c> based on Face Tracking provided by <c>OVRFaceExpressions</c>.
/// </summary>
/// <remarks>
/// See <see cref="OVRFace"/> for more information.
/// This specialization of <see cref="OVRFace"/> provides mapping based on an array, configurable from the editor
/// This component comes with a custom editor that supports attempting to auto populate the mapping array based on string matching
/// See <see cref="OVRCustomFaceEditor"/> for more information.
/// </remarks>
[RequireComponent(typeof(SkinnedMeshRenderer))]
[HelpURL("https://developer.oculus.com/reference/unity/latest/class_o_v_r_custom_face")]
public class OVRCustomFace : OVRFace
{
public OVRFaceExpressions.FaceExpression[] Mappings
{
get => _mappings;
set => _mappings = value;
}
[SerializeField]
[Tooltip("The mapping between Face Expressions to the blendshapes available " +
"on the shared mesh of the skinned mesh renderer")]
internal OVRFaceExpressions.FaceExpression[] _mappings;
[SerializeField, HideInInspector]
internal RetargetingType retargetingType;
protected RetargetingType RetargetingValue
{
get => retargetingType;
set => retargetingType = value;
}
[SerializeField]
[Tooltip("Allow duplicates when mapping blendshapes to Face Expressions")]
internal bool _allowDuplicateMapping = true;
protected bool AllowDuplicateMapping
{
get => _allowDuplicateMapping;
set => _allowDuplicateMapping = value;
}
/// <inheritdoc/>
protected override void Start()
{
base.Start();
Assert.IsNotNull(_mappings);
Assert.AreEqual(_mappings.Length, RetrieveSkinnedMeshRenderer().sharedMesh.blendShapeCount,
"Mapping out of sync with shared mesh.");
}
/// <inheritdoc/>
protected internal override OVRFaceExpressions.FaceExpression GetFaceExpression(int blendShapeIndex)
{
Assert.IsTrue(blendShapeIndex < _mappings.Length && blendShapeIndex >= 0);
return _mappings[blendShapeIndex];
}
/// <summary>
/// Allows the user to define their own blend shape name and face expression pair mappings.
/// By default it will just return the Oculus version.
/// </summary>
/// <returns>Two arrays, each relating a blend shape name with a face expression pair.</returns>
protected internal virtual (string[], OVRFaceExpressions.FaceExpression[])
GetCustomBlendShapeNameAndExpressionPairs()
{
string[] oculusBlendShapeNames = Enum.GetNames(typeof(OVRFaceExpressions.FaceExpression));
OVRFaceExpressions.FaceExpression[] oculusFaceExpressions =
(OVRFaceExpressions.FaceExpression[])Enum.GetValues(typeof(OVRFaceExpressions.FaceExpression));
return (oculusBlendShapeNames, oculusFaceExpressions);
}
public enum RetargetingType
{
OculusFace = 0,
Custom = 1,
}
}