private static void UpdateTangentsFromMode(AnimationCurve curve, int index)
{
if (index < 0 || index >= curve.length)
{
return;
}
Keyframe key = curve[index];
if (CurveUtility.GetKeyTangentMode(key, 0) == TangentMode.Linear && index >= 1)
{
key.inTangent = CurveUtility.CalculateLinearTangent(curve, index, index - 1);
curve.MoveKey(index, key);
}
if (CurveUtility.GetKeyTangentMode(key, 1) == TangentMode.Linear && index + 1 < curve.length)
{
key.outTangent = CurveUtility.CalculateLinearTangent(curve, index, index + 1);
curve.MoveKey(index, key);
}
if (CurveUtility.GetKeyTangentMode(key, 0) == TangentMode.Smooth || CurveUtility.GetKeyTangentMode(key, 1) == TangentMode.Smooth)
{
curve.SmoothTangents(index, 0f);
}
}
