MagicLeapFacialExpressionNativeTypes.cs

Source code

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using System;

namespace MagicLeap.OpenXR.Features.FacialExpressions
{
    internal enum XrFacialExpressionStructTypes : ulong
    {
        XrTypeSystemFacialExpressionProperties = 1000482004U,
        XrTypeFacialExpressionClientCreateInfo = 1000482005U,
        XrTypeFacialExpressionBlendShapeGetInfo = 1000482006U,
        XrTypeFacialExpressionBlendShapeProperties = 1000482007U
    }

    internal enum XrFacialBlendShapeML
    {
        BrowLowerer_L = 0,
        BrowLowerer_R = 1,
        CheekRaiser_L = 2,
        CheekRaiser_R = 3,
        ChinRaiser = 4,
        Dimpler_L = 5,
        Dimpler_R = 6,
        EyesClosed_L = 7,
        EyesClosed_R = 8,
        InnerBrowRaiser_L = 9,
        InnerBrowRaiser_R = 10,
        JawDrop = 11,
        LidTightener_L = 12,
        LidTightener_R = 13,
        LipCornerDepressor_L = 14,
        LipCornerDepressor_R = 15,
        LipCornerPuller_L = 16,
        LipCornerPuller_R = 17,
        LipFunneler_LB = 18,
        LipFunneler_LT = 19,
        LipFunneler_RB = 20,
        LipFunneler_RT = 21,
        LipPressor_L = 22,
        LipPressor_R = 23,
        LipPucker_L = 24,
        LipPucker_R = 25,
        LipStretcher_L = 26,
        LipStretcher_R = 27,
        LipSuck_LB = 28,
        LipSuck_LT = 29,
        LipSuck_RB = 30,
        LipSuck_RT = 31,
        LipTightener_L = 32,
        LipTightener_R = 33,
        LipsToward = 34,
        LowerLipDepressor_L = 35,
        LowerLipDepressor_R = 36,
        NoseWrinkler_L = 37,
        NoseWrinkler_R = 38,
        OuterBrowRaiser_L = 39,
        OuterBrowRaiser_R = 40,
        UpperLidRaiser_L = 41,
        UpperLidRaiser_R = 42,
        UpperLipRaiser_L = 43,
        UpperLipRaiser_R = 44,
        TongueOut = 45,
    }

    [Flags]
    internal enum XrFacialExpressionBlendShapePropertiesFlags : ulong
    {
        Valid = 0x01,
        Tracked = 0x02
    }

    internal struct XrSystemFacialExpressionProperties
    {
        internal XrFacialExpressionStructTypes Type;
        internal IntPtr Next;
        internal XrBool32 SupportsFacialExpression;
    }

    internal unsafe struct XrFacialExpressionClientCreateInfo
    {
        internal XrFacialExpressionStructTypes Type;
        internal IntPtr Next;
        internal uint RequestedCount;
        internal XrFacialBlendShapeML* RequestedFacialBlendShapes;
    }

    internal struct XrFacialExpressionShapeGetInfo
    {
        internal XrFacialExpressionStructTypes Type;
        internal IntPtr Next;
    }

    internal struct XrFacialExpressionBlendShapeProperties
    {
        internal XrFacialExpressionStructTypes Type;
        internal IntPtr Next;
        internal XrFacialBlendShapeML RequestedFacialBlendShape;
        internal float Weight;
        internal XrFacialExpressionBlendShapePropertiesFlags Flags;
        internal long Time;

        internal static XrFacialExpressionBlendShapeProperties CreateFromBlendShapeProperties(in BlendShapeProperties properties, long time)
        {
            var result = new XrFacialExpressionBlendShapeProperties()
            {
                Type = XrFacialExpressionStructTypes.XrTypeFacialExpressionBlendShapeProperties,
                RequestedFacialBlendShape = (XrFacialBlendShapeML)properties.FacialBlendShape,
                Weight = properties.Weight,
                Flags = (XrFacialExpressionBlendShapePropertiesFlags)properties.Flags,
                Time = time
            };
            return result;
        }

        internal void AssignBlendShapeProperties(ref BlendShapeProperties properties)
        {
            properties.FacialBlendShape = (FacialBlendShape)RequestedFacialBlendShape;
            properties.Weight = Weight;
            properties.Flags = (BlendShapePropertiesFlags)Flags;
        }
    }
}