From eaf3d71bc068a23c9972e596170d30ffad720281 Mon Sep 17 00:00:00 2001
From: Michael Traxler <M.Traxler@gsi.de>
Date: Fri, 14 Nov 2014 21:33:46 +0100
Subject: [PATCH] Threshold compare

---
 users/cern_cbmrich/thresholds_compare.pl | 129 +++++++++++++++++++++++
 1 file changed, 129 insertions(+)
 create mode 100755 users/cern_cbmrich/thresholds_compare.pl

diff --git a/users/cern_cbmrich/thresholds_compare.pl b/users/cern_cbmrich/thresholds_compare.pl
new file mode 100755
index 0000000..b9dfeb9
--- /dev/null
+++ b/users/cern_cbmrich/thresholds_compare.pl
@@ -0,0 +1,129 @@
+#!/usr/bin/perl -w
+
+use warnings;
+use strict;
+use POSIX qw(strftime);
+use FileHandle;
+use lib "../../tools";
+use lib ".";
+use HPlot;
+use Data::Dumper;
+use ChannelMapping;
+
+my $plot2 = ();
+$plot2->{name}    = "HeatmapRich";
+$plot2->{file}    = "thresh_heatmap";
+$plot2->{entries} = 33;
+$plot2->{curves}  = 33;
+$plot2->{type}    = HPlot::TYPE_HEATMAP;
+$plot2->{output}  = HPlot::OUT_PNG;
+$plot2->{zlabel}  = "Hitrate";
+$plot2->{sizex}   = 700;
+$plot2->{sizey}   = 650;
+$plot2->{nokey}   = 1;
+$plot2->{buffer}  = 1;
+$plot2->{xmin}    = 0.5;
+$plot2->{xmax}    = 32.5;
+$plot2->{ymin}    = 0.5;
+$plot2->{ymax}    = 32.5;
+$plot2->{cbmin}   = "-400<*";
+$plot2->{cbmax}   = "*<400";
+$plot2->{showvalues} = 0;
+$plot2->{xlabel} = "column";
+$plot2->{ylabel} = "row";
+$plot2->{addCmd} = "set lmargin at screen 0.07\nset rmargin at screen 0.85\nset bmargin at screen 0.07\nset tmargin at screen 0.95";
+$plot2->{palette} = "defined (  0 0 0 1,  0.5 1 1 1,  1 1 0 0 )";
+
+HPlot::PlotInit($plot2);
+
+sub readSettings {
+  my $fn = shift;
+  open(my $fh,  $fn || die "could not open file '$ARGV[0]'");
+  my @f = <$fh>;
+  close $fh;
+
+  my %thresholds = ();
+
+  my $count=0;
+  foreach my $cl (@f) {
+    (my $ep, my $chain, my $channel, my $thresh, my $uid) = 
+      $cl =~ /endpoint:\s+(\w+), chain:\s+(\d+), channel:\s+(\d+) threshold:\s+(\w+), uid: (\w+)/;
+    $thresholds{hex($ep) .":". int($channel)} = hex $thresh;
+  }
+
+  return %thresholds;
+}
+
+# load files
+  my $fn1 = $ARGV[0] or die("usage: thresholds_compare.pl file1 [file2]. omit file2 to get abs value, include for file1-file2");
+  my $fn2 = $ARGV[1];
+
+  my %threshs1 = readSettings($fn1);
+  print "WARNING: Expected 1024 settings in $fn1. Got " . scalar(keys %threshs1) unless scalar(keys %threshs1) == 1024; 
+
+  my %threshs2 = ();
+  if ($fn2) {
+    %threshs2 = readSettings($fn2);
+    print "WARNING: Expected 1024 settings in $fn2. Got " . scalar(keys %threshs2) unless scalar(keys %threshs2) == 1024; 
+  }
+
+# plot heatmap
+  for my $x (1..32) {
+    for my $y (1..32) {
+      my $fpga    = $ChannelMapping::chanmap->{fpga}->[$x]->[$y];
+      my $channel = ($ChannelMapping::chanmap->{chan}->[$x]->[$y]-1)/2;
+      
+      my $value = $threshs1{$fpga.":".$channel} or die(sprintf("endpoint 0x%04x, channel %d (%d:%d) not found in $fn1", $fpga, $channel, $fpga, $channel));
+      if ($fn2) {
+        $value -= ($threshs2{$fpga.":".$channel} or die(sprintf("endpoint 0x%04x, channel %d (%d:%d) not found in $fn2", $fpga, $channel, $fpga, $channel)));
+      }
+
+      HPlot::PlotFill('HeatmapRich',$value,$x,$y);
+    }
+  }
+  HPlot::PlotDraw('HeatmapRich');      
+
+# plot histogram
+  my @values = ();
+
+  open DATA, ">", "/tmp/thresh_diff.dat";
+  for my $key (keys %threshs1) {
+    print DATA $threshs1{$key} . " " . $threshs2{$key} . "\n";
+    push @values, $threshs1{$key};
+    push @values, $threshs2{$key};
+  }
+  close DATA;
+
+  @values = sort @values;
+  
+  my $min = $values[int($#values * 0.02)];
+  my $max = $values[int($#values * 0.92)];
+  my $range = $max-$min;
+
+  $min -= $range * 0.1;
+  $max += $range * 0.1;
+
+
+  open GNUPLOT, '|gnuplot';
+  print GNUPLOT <<CMD
+set terminal png size 700,650
+set output "thresh_hist.png"
+
+set xrange [$min:$max]
+
+binwidth=20
+bin(x,width)=width*floor(x/width)
+
+set style line 1 lt 1 lc rgb "green"
+set style line 2 lt 1 lc rgb "red"
+set style fill solid noborder
+
+plot \\
+  '/tmp/thresh_diff.dat' using (bin(\$1,binwidth)):(1.0) smooth freq with boxes lc 1 title '$fn1', \\
+  '/tmp/thresh_diff.dat' using (bin(\$2,binwidth)):(1.0) smooth freq with boxes lc 2 title '$fn2'
+CMD
+;
+  close GNUPLOT;
+  
+
+
-- 
2.43.0