% for use with lbl_path.m
figure(1)

hold on
plot([x1(2) x2(2) x3(2) x4(2)], [x1(1) x2(1) x3(1) x4(1)], 'wo')

plot(xy12(:,2), xy12(:,1), 'ro');
plot([x1(2) x2(2)], [x1(1) x2(1)], 'r-.')
plot(xy13(:,2), xy13(:,1), 'go');
plot([x1(2) x3(2)], [x1(1) x3(1)], 'g-.')
plot(xy14(:,2), xy14(:,1), 'bo');
plot([x1(2) x4(2)], [x1(1) x4(1)], 'b-.')


plot(xy23(:,2), xy23(:,1), 'yo');
plot([x2(2) x3(2)], [x2(1) x3(1)], 'y-.')
plot(xy24(:,2), xy24(:,1), 'mo');
plot([x2(2) x4(2)], [x2(1) x4(1)], 'm-.')
plot(xy34(:,2), xy34(:,1), 'co');
plot([x3(2) x4(2)], [x3(1) x4(1)], 'c-.')



if (exist('run_name')==1) 
  title(['LBL track ',run_name]);
else
  title('LBL track');
end
xlabel('east (m)');
ylabel('north (m)');