%$Revision: 1.5 $ $Author: nailon $ $Date: 2004/05/09 03:18:48 $
global Gdir Gnum_scans Grpm Gall_waves Gdebug Galigns track_piece
global Gwave Gmaster
global Gsmooth_image Gsmooth_wave
global Gstart_end_thresh  % used in discovering the first pixel of
                          % the first groove and the last pixel of
                          % the last groove (closest to center)
global Gend_panic_skip    % How many groove widths to add to the end

Gdebug = 1;