# Copyright 2004 Eric Keyser
# All Rights Reserved
#
# Program Name : thin3d.ak
# Author       : Eric Keyser
# Email        : eric@arnica.ws
#
# You are free to copy and distribute this awk. This permission notice
# must be preserved complete on all complete or partial copies.

# To determine the min max line and trace and to get rid of imbedded 
# special characters

BEGIN { 
getline
getline
minline = $1
maxline = $1
mintrace = $2
maxtrace = $2
 while ( getline == 1 ) {
    if ( $2 > maxtrace )  maxtrace = $2
    if ( $2 < mintrace  ) mintrace = $2;
    if ( $1 < minline )   minline  = $1;
    if ( $1 > maxline )   maxline  = $1;
# printf("minline=%d maxline=%d mintrace=%d maxtrace=%d\n", minline, maxline, mintrace, maxtrace) 
}
  }
#Middle
    {
}
END { 
 printf("Min_line=%d Max_line=%d Min_trace=%d Max_trace=%d\n", minline, maxline, mintrace, maxtrace) 
}