function [] = save_pix(first, varargin)

% combine_plots FILE [FILE...] loads and combines one or more
%   save_plot_data'd plots.

disp(sprintf('loading /tmp/%s.dat', first));
load(sprintf('/tmp/%s.dat', first));
collect = eval(first);
clear(first);

for foo = varargin
  next = foo{:};
  disp(sprintf('loading /tmp/%s.dat', next));
  load(sprintf('/tmp/%s.dat', next));
  collect = [ collect ; eval(next) ];
  clear(next);
end

cld = [];
if ~isempty(get(0,'CurrentFigure'))
  cld = get(gca,'Children');
end

if length(cld) < 3
  region_edge_y_py('delfi',.65);
  hold on;
  plot(collect(:,1), collect(:,2), '.');
  set(plot(0,0,'.'), 'XData',[], 'YData',[]);  
  hold off;
else
  set(cld(2), 'XData',collect(:,1).', 'YData',collect(:,2).');
end
