#!/usr/bin/perl
#

  my($output_file, $term_options);

  ########################################################################3
  #  Plot the curve of growth for the Sun, 
  #      based on a digitized copy of 9.22 from Carroll and Ostlie,
  #      based in turn on Aller, "Atoms, Stars, and Nebulae" (1971).
  #

  $output_file = "./curve_a.ps";
  $term_options = "postscript color enhanced 'Helvectica,18' ";

  $cmdfile = "gnuplot.in";
  
  open (CMDFILE, ">$cmdfile") || die("can't open $cmdfile for writing");
  printf CMDFILE "set output '$output_file' \n";
  printf CMDFILE "set term $term_options \n";

  #  revert to some oldish default colors 
  printf CMDFILE "set style line 1 lt rgb 'red' lw 3  \n"; 
  printf CMDFILE "set style line 2 lt rgb 'sea-green' lw 3  \n"; 
  printf CMDFILE "set style line 3 lt rgb 'blue' lw 3  \n"; 
  printf CMDFILE "set style line 4 lt rgb 'cyan' lw 3  \n"; 
  printf CMDFILE "set style line 5 lt rgb 'violet' lw 3  \n"; 
  printf CMDFILE "set style line 6 lt rgb 'orange' lw 3  \n"; 
  printf CMDFILE "set style line 7 lt rgb 'black' lw 3  \n"; 


  printf CMDFILE "set grid \n";
  printf CMDFILE "set key top right \n";
  printf CMDFILE "set ylabel 'Log_{10} (EW / {/Symbol l}) ' \n";
  printf CMDFILE "set xlabel 'Log_{10} (N f {/Symbol l}/5000)  ' \n";
  
  $cmd = "plot [][] 'gcurve.dat' using 1:2   ";
  $cmd .= "   with lines  ls 1  t '' ";

  printf CMDFILE "$cmd \n";
  printf CMDFILE "set output \n";
  printf CMDFILE "quit \n";
  close(CMDFILE) ;
  
  $retval = `gnuplot < $cmdfile`;
  printf "retval is ..%s..\n", $retval;
  
  if ($term_options =~ /postscript/) {
    $psfile = $output_file;
    $giffile = $psfile;
    $giffile =~ s/.ps/.png/;
    $cmd = "convert -rotate 90 $psfile $giffile";
    printf "cmd is ..$cmd.. \n";
    $ret = `$cmd`;
  }


  ########################################################################3
  #  Plot the curve of growth for the Sun, 
  #      based on a digitized copy of 9.22 from Carroll and Ostlie,
  #      based in turn on Aller, "Atoms, Stars, and Nebulae" (1971).
  #        closeup of region near 5589 line
  #

  $output_file = "./curve_b.ps";
  $term_options = "postscript color enhanced 'Helvectica,18' ";

  $cmdfile = "gnuplot.in";
  
  open (CMDFILE, ">$cmdfile") || die("can't open $cmdfile for writing");
  printf CMDFILE "set output '$output_file' \n";
  printf CMDFILE "set term $term_options \n";

  #  revert to some oldish default colors 
  printf CMDFILE "set style line 1 lt rgb 'red' lw 3  \n"; 
  printf CMDFILE "set style line 2 lt rgb 'sea-green' lw 3  \n"; 
  printf CMDFILE "set style line 3 lt rgb 'blue' lw 3  \n"; 
  printf CMDFILE "set style line 4 lt rgb 'cyan' lw 3  \n"; 
  printf CMDFILE "set style line 5 lt rgb 'violet' lw 3  \n"; 
  printf CMDFILE "set style line 6 lt rgb 'orange' lw 3  \n"; 
  printf CMDFILE "set style line 7 lt rgb 'black' lw 3  \n"; 


  printf CMDFILE "set grid \n";
  printf CMDFILE "set key top right \n";
  printf CMDFILE "set ylabel 'Log_{10} (EW / {/Symbol l}) ' \n";
  printf CMDFILE "set xlabel 'Log_{10} (N f {/Symbol l}/5000)  ' \n";
  printf CMDFILE "set title 'Closeup on curve of growth for 5589 line ' \n";
  
  $cmd = "plot [14.7:15.2][-3.95:-3.65] 'gcurve.dat' using 1:2   ";
  $cmd .= "   with lines  ls 1  t '' ";

  printf CMDFILE "$cmd \n";
  printf CMDFILE "set output \n";
  printf CMDFILE "quit \n";
  close(CMDFILE) ;
  
  $retval = `gnuplot < $cmdfile`;
  printf "retval is ..%s..\n", $retval;
  
  if ($term_options =~ /postscript/) {
    $psfile = $output_file;
    $giffile = $psfile;
    $giffile =~ s/.ps/.png/;
    $cmd = "convert -rotate 90 $psfile $giffile";
    printf "cmd is ..$cmd.. \n";
    $ret = `$cmd`;
  }



  ########################################################################3
  #  Plot the curve of growth for the Sun, 
  #      based on a digitized copy of 9.22 from Carroll and Ostlie,
  #      based in turn on Aller, "Atoms, Stars, and Nebulae" (1971).
  #        closeup of region near 3302 line
  #

  $output_file = "./curve_c.ps";
  $term_options = "postscript color enhanced 'Helvectica,18' ";

  $cmdfile = "gnuplot.in";
  
  open (CMDFILE, ">$cmdfile") || die("can't open $cmdfile for writing");
  printf CMDFILE "set output '$output_file' \n";
  printf CMDFILE "set term $term_options \n";

  #  revert to some oldish default colors 
  printf CMDFILE "set style line 1 lt rgb 'red' lw 3  \n"; 
  printf CMDFILE "set style line 2 lt rgb 'sea-green' lw 3  \n"; 
  printf CMDFILE "set style line 3 lt rgb 'blue' lw 3  \n"; 
  printf CMDFILE "set style line 4 lt rgb 'cyan' lw 3  \n"; 
  printf CMDFILE "set style line 5 lt rgb 'violet' lw 3  \n"; 
  printf CMDFILE "set style line 6 lt rgb 'orange' lw 3  \n"; 
  printf CMDFILE "set style line 7 lt rgb 'black' lw 3  \n"; 


  printf CMDFILE "set grid \n";
  printf CMDFILE "set key top right \n";
  printf CMDFILE "set ylabel 'Log_{10} (EW / {/Symbol l}) ' \n";
  printf CMDFILE "set xlabel 'Log_{10} (N f {/Symbol l}/5000)  ' \n";
  printf CMDFILE "set title 'Closeup on curve of growth for 3302 line ' \n";
  
  $cmd = "plot [13.65:13.86][-4.45:-4.37] 'gcurve.dat' using 1:2   ";
  $cmd .= "   with lines  ls 1  t '' ";

  printf CMDFILE "$cmd \n";
  printf CMDFILE "set output \n";
  printf CMDFILE "quit \n";
  close(CMDFILE) ;
  
  $retval = `gnuplot < $cmdfile`;
  printf "retval is ..%s..\n", $retval;
  
  if ($term_options =~ /postscript/) {
    $psfile = $output_file;
    $giffile = $psfile;
    $giffile =~ s/.ps/.png/;
    $cmd = "convert -rotate 90 $psfile $giffile";
    printf "cmd is ..$cmd.. \n";
    $ret = `$cmd`;
  }



  ########################################################################3
  #  Plot the sodium 3302 line in the solar spectrum
  #

  $output_file = "./sodium_3302_a.ps";
  $term_options = "postscript color enhanced 'Helvectica,18' ";

  $cmdfile = "gnuplot.in";
  
  open (CMDFILE, ">$cmdfile") || die("can't open $cmdfile for writing");
  printf CMDFILE "set output '$output_file' \n";
  printf CMDFILE "set term $term_options \n";

  #  revert to some oldish default colors 
  printf CMDFILE "set style line 1 lt rgb 'red' lw 3  \n"; 
  printf CMDFILE "set style line 2 lt rgb 'sea-green' lw 3  \n"; 
  printf CMDFILE "set style line 3 lt rgb 'blue' lw 3  \n"; 
  printf CMDFILE "set style line 4 lt rgb 'cyan' lw 3  \n"; 
  printf CMDFILE "set style line 5 lt rgb 'violet' lw 3  \n"; 
  printf CMDFILE "set style line 6 lt rgb 'orange' lw 3  \n"; 
  printf CMDFILE "set style line 7 lt rgb 'black' lw 3  \n"; 


  printf CMDFILE "set grid \n";
  printf CMDFILE "set key top right \n";
  printf CMDFILE "set ylabel 'Intensity (arb units)' \n";
  printf CMDFILE "set xlabel 'Wavelength (Angstroms) ' \n";
  printf CMDFILE "set title 'Sodium 3302.38 line in KPNO FTS solar spectrum ' \n";
  
  $cmd = "plot [3302.0:3303.0][] 'kpno_solar_3300.dat' using (\$1*10):2   ";
  $cmd .= "   with lines  ls 1  t '' ";

  printf CMDFILE "$cmd \n";
  printf CMDFILE "set output \n";
  printf CMDFILE "quit \n";
  close(CMDFILE) ;
  
  $retval = `gnuplot < $cmdfile`;
  printf "retval is ..%s..\n", $retval;
  
  if ($term_options =~ /postscript/) {
    $psfile = $output_file;
    $giffile = $psfile;
    $giffile =~ s/.ps/.png/;
    $cmd = "convert -rotate 90 $psfile $giffile";
    printf "cmd is ..$cmd.. \n";
    $ret = `$cmd`;
  }


  ########################################################################3
  #  Plot the sodium 5589 line in the solar spectrum
  #

  $output_file = "./sodium_5589_a.ps";
  $term_options = "postscript color enhanced 'Helvectica,18' ";

  $cmdfile = "gnuplot.in";
  
  open (CMDFILE, ">$cmdfile") || die("can't open $cmdfile for writing");
  printf CMDFILE "set output '$output_file' \n";
  printf CMDFILE "set term $term_options \n";

  #  revert to some oldish default colors 
  printf CMDFILE "set style line 1 lt rgb 'red' lw 3  \n"; 
  printf CMDFILE "set style line 2 lt rgb 'sea-green' lw 3  \n"; 
  printf CMDFILE "set style line 3 lt rgb 'blue' lw 3  \n"; 
  printf CMDFILE "set style line 4 lt rgb 'cyan' lw 3  \n"; 
  printf CMDFILE "set style line 5 lt rgb 'violet' lw 3  \n"; 
  printf CMDFILE "set style line 6 lt rgb 'orange' lw 3  \n"; 
  printf CMDFILE "set style line 7 lt rgb 'black' lw 3  \n"; 


  printf CMDFILE "set grid \n";
  printf CMDFILE "set key top right \n";
  printf CMDFILE "set ylabel 'Intensity (arb units)' \n";
  printf CMDFILE "set xlabel 'Wavelength (Angstroms) ' \n";
  printf CMDFILE "set title 'Sodium 5589.97 line in KPNO FTS solar spectrum ' \n";
  
  $cmd = "plot [5887.8:5892.2][] 'kpno_solar_5880.dat' using (\$1*10):2   ";
  $cmd .= "   with lines  ls 1  t '' ";

  printf CMDFILE "$cmd \n";
  printf CMDFILE "set output \n";
  printf CMDFILE "quit \n";
  close(CMDFILE) ;
  
  $retval = `gnuplot < $cmdfile`;
  printf "retval is ..%s..\n", $retval;
  
  if ($term_options =~ /postscript/) {
    $psfile = $output_file;
    $giffile = $psfile;
    $giffile =~ s/.ps/.png/;
    $cmd = "convert -rotate 90 $psfile $giffile";
    printf "cmd is ..$cmd.. \n";
    $ret = `$cmd`;
  }










exit 0;
