114 lines
3.7 KiB
C#
114 lines
3.7 KiB
C#
using Unity.XR.PXR;
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#if AR_FOUNDATION
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using System;
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using Unity.Collections;
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using UnityEngine;
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using UnityEngine.XR.ARSubsystems;
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public class PXR_FaceSubsystem : XRFaceSubsystem
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{
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internal const string k_SubsystemId = "PXR_FaceSubsystem";
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internal const int FACE_COUNT = 52;
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internal const int LIPSYNC_COUNT = 20;
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public override TrackableChanges<XRFace> GetChanges(Allocator allocator)
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{
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return base.GetChanges(allocator);
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}
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public unsafe static int GetBlendShapeCoefficients(ref PxrFaceTrackingInfo ftInfo)
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{
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PXR_System.GetFaceTrackingData(0, GetDataType.PXR_GET_FACE_DATA_DEFAULT, ref ftInfo);
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return 0;
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}
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class FaceProvider : Provider
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{
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bool isFaceTrackingSupported = false;
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int inited;
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int supportedModesCount;
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FaceTrackingMode[] supportedModes;
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public override int supportedFaceCount => base.supportedFaceCount;
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public override int requestedMaximumFaceCount { get => base.requestedMaximumFaceCount; set => base.requestedMaximumFaceCount = value; }
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public override int currentMaximumFaceCount => base.currentMaximumFaceCount;
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public override void Destroy()
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{
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PLog.i(k_SubsystemId, "Destroy");
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}
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public override bool Equals(object obj)
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{
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return base.Equals(obj);
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}
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public unsafe override TrackableChanges<XRFace> GetChanges(XRFace defaultFace, Allocator allocator)
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{
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return new TrackableChanges<XRFace>();
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}
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public override int GetHashCode()
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{
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return base.GetHashCode();
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}
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public override void Start()
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{
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PXR_MotionTracking.GetFaceTrackingSupported(ref isFaceTrackingSupported, ref supportedModesCount, ref supportedModes);
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if (isFaceTrackingSupported)
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{
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FaceTrackingStartInfo startInfo = new FaceTrackingStartInfo();
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startInfo.mode = FaceTrackingMode.PXR_FTM_FACE_LIPS_BS;
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inited = PXR_MotionTracking.StartFaceTracking(ref startInfo);
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}
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Debug.Log($"{k_SubsystemId} Start(). isFaceTrackingSupported:{isFaceTrackingSupported}, init:{inited}");
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}
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public override void Stop()
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{
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if (isFaceTrackingSupported)
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{
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FaceTrackingStopInfo stopInfo = new FaceTrackingStopInfo();
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stopInfo.pause = 0;
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inited = PXR_MotionTracking.StopFaceTracking(ref stopInfo);
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}
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Debug.Log($"{k_SubsystemId} Stop(). isFaceTrackingSupported:{isFaceTrackingSupported}, init:{inited}");
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}
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public override string ToString()
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{
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return base.ToString();
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}
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protected override bool TryInitialize()
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{
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PXR_Plugin.System.UPxr_EnableFaceTracking(true);
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PXR_Plugin.MotionTracking.UPxr_WantFaceTrackingService();
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return base.TryInitialize();
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}
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}
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// this method is run on startup of the app to register this provider with XR Subsystem Manager
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[RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.SubsystemRegistration)]
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static void RegisterDescriptor()
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{
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PLog.i(k_SubsystemId, "RegisterDescriptor");
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var descriptorParams = new FaceSubsystemParams
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{
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supportsFacePose = false,
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supportsFaceMeshVerticesAndIndices = true,
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supportsFaceMeshUVs = true,
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supportsFaceMeshNormals = true,
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id = k_SubsystemId,
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providerType = typeof(FaceProvider),
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subsystemTypeOverride = typeof(PXR_FaceSubsystem)
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};
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XRFaceSubsystemDescriptor.Create(descriptorParams);
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}
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}
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#endif |