/// <summary>
/// Add a arc to controller buffer.
/// </summary>
/// <param name="arcInfo"></param>
public void AddArc(ArcInfo arcInfo)
{
var target = ConvertToPulse(arcInfo);
_mc.AddArcXYC(2, (short)_coordinateId, target.X, target.Y,
target.ArcCenterToXStartOffset, target.ArcCenterToYStartOffset,
target.Velocity, target.Acceleration);
}