component spooler;

pin in signed min_limit;
pin in signed max_limit;
pin in float vel_in;
pin in signed step_counts;
pin out float vel_out;
variable int direction;

function _;
license "GPLv2 or later";
;;

FUNCTION(_)
{
  if(step_counts <= min_limit){direction = 0;}
  if(step_counts >= max_limit){direction = 1;}

  if(direction) {vel_out = vel_in;}
  else {vel_out = -vel_in;}
}