/// <summary>
/// Oscilates a quaternion.
/// </summary>
/// <param name="amount"> The amount to wiggle by in degrees.</param>
/// <param name="axis"> The axis to wiggle around </param>
public static CommandDelegate Wiggle(Ref <Quaternion> rotation, float amount, double duration, Vector3 axis)
{
CheckArgumentNonNull(rotation, "rotation");
Quaternion startQuaternion = Quaternion.identity;
float val = 0.0f;
Ref <float> floatRef = new Ref <float>(
() => val,
(t) =>
{
val = t;
rotation.Value = startQuaternion * Quaternion.AngleAxis(val, axis);
}
);
return(Cmd.Sequence(
Cmd.Do(() =>
{
startQuaternion = rotation.Value;
val = 0.0f;
}),
Cmd.Oscillate(
floatRef, amount, duration, Ease.Smooth()
)
));
}
