Initial revision of some helper functions for remote logging.
This commit is contained in:
curt
parent
fc565ebd86
commit
228dc97230
1 changed files with 184 additions and 0 deletions
184
scripts/perl/examples/logging.pl
Executable file
184
scripts/perl/examples/logging.pl
Executable file
|
|
@ -0,0 +1,184 @@
|
|||
#!/usr/bin/perl
|
||||
#
|
||||
# logging.pl - Handle logging
|
||||
#
|
||||
# Written by Curtis L. Olson, started February 2004
|
||||
#
|
||||
# Copyright (C) 2004 Curtis L. Olson - curt@flightgear.org
|
||||
#
|
||||
# This code is placed in the public domain by Curtis L. Olson.
|
||||
# There is no warranty, etc. etc. etc.
|
||||
#
|
||||
# $Id$
|
||||
# ----------------------------------------------------------------------------
|
||||
|
||||
|
||||
use strict;
|
||||
|
||||
require "telnet.pl";
|
||||
|
||||
my( $lognum ) = 1;
|
||||
|
||||
my( @FIELDS, @FIELDS_E );
|
||||
my( $tmp_dir ) = "/tmp";
|
||||
|
||||
my( $field_index ) = 0;
|
||||
|
||||
# my( $page );
|
||||
# my( $server, $port, $timeout );
|
||||
# my( $last_plot_image ) = "";
|
||||
# my( $image_handle );
|
||||
# my( $junk );
|
||||
# my( @PLOTFIELDS );
|
||||
# my( $field_choice );
|
||||
# my( $plot_field );
|
||||
|
||||
# my( $home ) = $ENV{"HOME"};
|
||||
# my( $log_dir ) = "$home/ATC/data";
|
||||
# my( $log_file ) = "$log_dir/default.txt";
|
||||
# my( $plot_file ) = $log_file;
|
||||
|
||||
|
||||
sub clear_logging {
|
||||
my( $fgfs ) = shift;
|
||||
|
||||
my( $done ) = 0;
|
||||
my( $i ) = 0;
|
||||
my( $prop );
|
||||
while ( !$done ) {
|
||||
$prop = &get_prop( $fgfs, "/logging/log[$lognum]/entry[$i]/property" );
|
||||
if ( $prop ne "" ) {
|
||||
&set_prop( $fgfs,
|
||||
"/logging/log[$lognum]/entry[$i]/enabled",
|
||||
"false" );
|
||||
} else {
|
||||
$done = 1;
|
||||
}
|
||||
$i++;
|
||||
}
|
||||
|
||||
$field_index = 0;
|
||||
}
|
||||
|
||||
|
||||
sub add_field {
|
||||
my( $fgfs ) = shift;
|
||||
my( $title ) = shift;
|
||||
my( $prop ) = shift;
|
||||
|
||||
# spaces seem to not work well.
|
||||
$title =~ s/ /\_/g;
|
||||
|
||||
print "$title - $prop\n";
|
||||
&set_prop( $fgfs,
|
||||
"/logging/log[$lognum]/entry[$field_index]/title", $title );
|
||||
&set_prop( $fgfs,
|
||||
"/logging/log[$lognum]/entry[$field_index]/property", $prop );
|
||||
&set_prop( $fgfs,
|
||||
"/logging/log[$lognum]/entry[$field_index]/enabled", "true" );
|
||||
|
||||
$field_index++;
|
||||
}
|
||||
|
||||
|
||||
sub add_default_fields() {
|
||||
my( $fgfs ) = shift;
|
||||
|
||||
push( @FIELDS, ( "Longitude (deg)", "/position/longitude-deg" ) );
|
||||
push( @FIELDS, ( "Latitude (deg)", "/position/latitude-deg" ) );
|
||||
push( @FIELDS, ( "Altitude (ft MSL)", "/position/altitude-ft" ) );
|
||||
push( @FIELDS, ( "Altitude (ft AGL)", "/position/altitude-agl-ft" ) );
|
||||
push( @FIELDS, ( "Roll (deg)", "/orientation/roll-deg" ) );
|
||||
push( @FIELDS, ( "Pitch (deg)", "/orientation/pitch-deg" ) );
|
||||
push( @FIELDS, ( "Heading (deg)", "/orientation/heading-deg" ) );
|
||||
push( @FIELDS, ( "Calibrated Air Speed (kt)", "/velocities/airspeed-kt" ) );
|
||||
push( @FIELDS, ( "Vertical Speed (fps)",
|
||||
"/velocities/vertical-speed-fps" ) );
|
||||
push( @FIELDS, ( "Roll Rate (degps)", "/orientation/roll-rate-degps" ) );
|
||||
push( @FIELDS, ( "Pitch Rate (degps)", "/orientation/pitch-rate-degps" ) );
|
||||
push( @FIELDS, ( "Yaw Rate (degps)", "/orientation/yaw-rate-degps" ) );
|
||||
push( @FIELDS, ( "Alpha (deg)", "/orientation/alpha-deg" ) );
|
||||
push( @FIELDS, ( "Beta (deg)", "/orientation/side-slip-deg" ) );
|
||||
push( @FIELDS, ( "Prop (RPM)", "/engines/engine[0]/rpm" ) );
|
||||
push( @FIELDS, ( "Left Aileron Pos (norm)",
|
||||
"/surface-positions/left-aileron-pos-norm" ) );
|
||||
push( @FIELDS, ( "Right Aileron Pos (norm)",
|
||||
"/surface-positions/right-aileron-pos-norm" ) );
|
||||
push( @FIELDS, ( "Elevator Pos (norm)",
|
||||
"/surface-positions/elevator-pos-norm" ) );
|
||||
push( @FIELDS, ( "Rudder Pos (norm)",
|
||||
"/surface-positions/rudder-pos-norm" ) );
|
||||
push( @FIELDS, ( "Flap Pos (norm)",
|
||||
"/surface-positions/flap-pos-norm" ) );
|
||||
push( @FIELDS, ( "Nose Wheel Pos (norm)",
|
||||
"/surface-positions/nose-wheel-pos-norm" ) );
|
||||
push( @FIELDS, ( "Wheel Pos (norm)", "/controls/flight/aileron" ) );
|
||||
push( @FIELDS, ( "Column Pos (norm)", "/controls/flight/elevator" ) );
|
||||
push( @FIELDS, ( "Trim Wheel Pos (norm)",
|
||||
"/controls/flight/elevator-trim" ) );
|
||||
push( @FIELDS, ( "Pedal Pos (norm)", "/controls/flight/rudder" ) );
|
||||
push( @FIELDS, ( "Throttle Pos (norm)",
|
||||
"/controls/engines/engine[0]/throttle" ) );
|
||||
|
||||
# initially enable all fields
|
||||
for ( my($i) = 0; $i <= ($#FIELDS / 2); ++$i ) {
|
||||
&add_field( $fgfs, $FIELDS[2*$i], $FIELDS[2*$i+1] );
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
sub start_logging {
|
||||
my( $fgfs ) = shift;
|
||||
my( $log_file ) = shift;
|
||||
|
||||
&set_prop( $fgfs, "/logging/log[$lognum]/filename", $log_file );
|
||||
&set_prop( $fgfs, "/logging/log[$lognum]/interval-ms", "100" );
|
||||
&set_prop( $fgfs, "/logging/log[$lognum]/enabled", "true" );
|
||||
&send( $fgfs, "run data-logging-commit" );
|
||||
}
|
||||
|
||||
|
||||
sub stop_logging {
|
||||
my( $fgfs ) = shift;
|
||||
|
||||
&set_prop( $fgfs, "/logging/log[$lognum]/enabled", "false" );
|
||||
&send( $fgfs, "run data-logging-commit" );
|
||||
}
|
||||
|
||||
|
||||
sub quick_plot {
|
||||
my( $data_file ) = shift;
|
||||
my( $plot_file ) = shift;
|
||||
my( $title ) = shift;
|
||||
my( $column ) = shift;
|
||||
|
||||
print "quick plot -> $plot_file\n";
|
||||
|
||||
my( $tmpcmd ) = "$tmp_dir/plot_cmd_tmp.$$";
|
||||
my( $tmpdata ) = "$tmp_dir/plot_data_tmp.$$";
|
||||
my( $png_image ) = "$plot_file.png";
|
||||
|
||||
# strip the leading header off the file so gnuplot doesn't squawk
|
||||
system( "tail +2 $data_file | sed -e \"s/,/ /g\" > $tmpdata" );
|
||||
|
||||
# create the gnuplot command file
|
||||
open( CMD, ">$tmpcmd" );
|
||||
print CMD "set terminal png color\n";
|
||||
print "png_image = $png_image\n";
|
||||
print CMD "set output \"$png_image\"\n";
|
||||
print CMD "set xlabel \"Time (sec)\"\n";
|
||||
print CMD "set ylabel \"$title\"\n";
|
||||
print CMD "plot \"$tmpdata\" using 1:$column title \"$title\" with lines\n";
|
||||
print CMD "quit\n";
|
||||
close( CMD );
|
||||
|
||||
# plot the graph
|
||||
system( "gnuplot $tmpcmd" );
|
||||
|
||||
# clean up all our droppings
|
||||
unlink( $tmpcmd );
|
||||
unlink( $tmpdata );
|
||||
}
|
||||
|
||||
|
||||
return 1; # make perl happy
|
||||
Loading…
Add table
Reference in a new issue