4if [ -z $JPP_DIR ]; then
 
    5    echo "Variable JPP_DIR undefined."
 
    9source $JPP_DIR/setenv.sh $JPP_DIR >& /dev/null
 
   11set_variable:  DEBUG       ACOUSTICS_DEBUG        2
 
   12set_variable:  WORKDIR     ACOUSTICS_WORKDIR      ./
 
   13set_variable   FORMULA     "[0] + [1] * (sqrt(1.0 + 0.5*(x-[2])*(x-[2])/([4]*[4]) + 0.5*(y-[3])*(y-[3])/([5]*[5])) - 1.0)"  
 
   14set_variable:  FORMAT      GRAPHICS_FORMAT        gif
 
   15set_variable+  BATCH       GRAPHICS_BATCH         -B
 
   18    usage "$script <string identifier> [<hydrophone file>]"
 
   21if (( $# == 0 || $# > 2 )); then
 
   22    fatal "Wrong number of arguments."
 
   25set_variable  STRING              $argv[1]
 
   27set_variable  HYDROPHONE_TXT      $WORKDIR/hydrophonexy_${STRING}.txt
 
   28set_variable  HYDROPHONE_ROOT     $WORKDIR/hydrophonexy_${STRING}.root
 
   29set_variable  G1_TXT              $WORKDIR/g1.txt
 
   30set_variable  G1_ROOT             $WORKDIR/g1.root
 
   32if [[ ! -f $HYDROPHONE_TXT ]] then
 
   33   fatal "No hydrophone data file $HYDROPHONE_TXT."
 
   40sort -gr -k 3,3 $HYDROPHONE_TXT | tail -1 | read X Y Z RMS
 
   55    END { print XMIN, XMAX, YMIN, YMAX }
 
   57    if ( $1 < XMIN ) { XMIN = $1 }
 
   58    if ( $1 > XMAX ) { XMAX = $1 }
 
   59    if ( $2 < YMIN ) { YMIN = $2 }
 
   60    if ( $2 > YMAX ) { YMAX = $2 }
 
   62    ' $HYDROPHONE_TXT | read XMIN XMAX YMIN YMAX
 
   64if (( $X > $XMIN && $X < $XMAX && $Y > $YMIN && $Y < $YMAX )); then
 
   72        -f ${HYDROPHONE_ROOT}:\.\*                  \
 
   73        -o $WORKDIR/fit.root                      \
 
   83        -R "p2 =  $XMIN $XMAX"                    \
 
   84        -R "p3 =  $YMIN $YMAX"                    \
 
   87    set_array P2 `JPrintFit -f $WORKDIR/fit.root:user -@p2`
 
   88    set_array P3 `JPrintFit -f $WORKDIR/fit.root:user -@p3`
 
   93    printf "nominal %4d %7.3f %7.3f %7.3f\n" $STRING 0.0 0.0 `JPrintFit -f $WORKDIR/fit.root:user -x "0.0 0.0"`
 
   94    printf "optimal %4d %7.3f %7.3f %7.3f\n" $STRING $X  $Y  `JPrintFit -f $WORKDIR/fit.root:user -x "$X  $Y"`
 
   96    mv $WORKDIR/fit.root $HYDROPHONE_ROOT
 
  100    echo   "Optimum value at limit; -> no fit."
 
  101    printf "nominal %4d %7.3f %7.3f %7.3f\n" $STRING 0.0 0.0 `awk -v X=0.0 -v Y=0.0 '{ if ($1 == X && $2 == Y) { print $3 }}' $HYDROPHONE_TXT`
 
  102    printf "optimal %4d %7.3f %7.3f %7.3f\n" $STRING $X  $Y  $Z
 
  106if (( $# == 2 )); then
 
  108    set_variable  HYDROPHONE        $argv[2]
 
  110    JEditHydrophone -f $HYDROPHONE -S "$STRING set $X $Y 0.0" -o $HYDROPHONE
 
  116    -f ${HYDROPHONE_ROOT}:\.\*                    \
 
  125    -o $WORKDIR/hydrophonexy_${STRING}.$FORMAT    $BATCH
 
  127rm -f  $HYDROPHONE_ROOT $G1_TXT $G1_ROOT