97 lines
2.4 KiB
C#
97 lines
2.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using UnityEngine;
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namespace VRM
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{
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[Serializable]
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public class CurveMapper : IEquatable<CurveMapper>
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{
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public AnimationCurve Curve = AnimationCurve.Linear(0, 0, 1.0f, 1.0f);
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[Range(20.0f, 90.0f)]
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public float CurveXRangeDegree;
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[Range(0, 90.0f)]
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public float CurveYRangeDegree;
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public CurveMapper(float xRange, float yRange)
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{
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CurveXRangeDegree = xRange;
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CurveYRangeDegree = yRange;
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}
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public void OnValidate()
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{
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if (CurveXRangeDegree == 0)
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{
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CurveXRangeDegree = 90.0f;
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}
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}
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public void Assign(CurveMapper mapper)
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{
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CurveXRangeDegree = mapper.CurveXRangeDegree;
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CurveYRangeDegree = mapper.CurveYRangeDegree;
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}
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public void Apply(glTF_VRM_DegreeMap degreeMap)
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{
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CurveXRangeDegree = degreeMap.xRange;
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CurveYRangeDegree = degreeMap.yRange;
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if (degreeMap.curve != null)
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{
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Curve = new AnimationCurve(ToKeys(degreeMap.curve).ToArray());
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}
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else
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{
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Curve = AnimationCurve.Linear(0, 0, 1.0f, 1.0f);
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}
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}
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IEnumerable<Keyframe> ToKeys(float[] values)
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{
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for (int i = 0; i < values.Length; i += 4)
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{
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yield return new Keyframe(values[i], values[i + 1], values[i + 2], values[i + 3]);
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}
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}
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public float Map(float src)
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{
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if (src < 0)
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{
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src = 0;
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}
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else if (src > CurveXRangeDegree)
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{
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src = CurveXRangeDegree;
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}
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return Curve.Evaluate(src / CurveXRangeDegree) * CurveYRangeDegree;
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}
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public bool Equals(CurveMapper other)
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{
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if (CurveXRangeDegree != other.CurveXRangeDegree) return false;
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if (CurveYRangeDegree != other.CurveYRangeDegree) return false;
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return true;
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}
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public override bool Equals(object obj)
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{
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if (obj is CurveMapper mapper)
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{
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return Equals(mapper);
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}
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return base.Equals(obj);
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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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}
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}
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