4 if [ -z $JPP_DIR ]; then
 
    5     echo "Variable JPP_DIR undefined."
 
    9 source $JPP_DIR/setenv.sh $JPP_DIR >& /dev/null
 
   11 set_variable:  DEBUG       ACOUSTICS_DEBUG        2
 
   12 set_variable:  WORKDIR     ACOUSTICS_WORKDIR      ./
 
   13 set_variable:  FORMAT      GRAPHICS_FORMAT        gif
 
   14 set_variable+  BATCH       GRAPHICS_BATCH         -B
 
   17     usage "$script <input file> <input file>"\
 
   18           "\nInput files correspond to the output of JKatoomba[.sh]."
 
   21 if (( $# != 2 )); then
 
   22     fatal "Wrong number of arguments."
 
   25 set_array     INPUT_FILES         $argv[1] $argv[2]
 
   30     -o $WORKDIR/comparison.root               \
 
   33 echo "Creating graphics output in directory $WORKDIR"
 
   37 for H2 in `JPrintName -f "$WORKDIR/comparison.root:string\[[0-9][0-9]*\]"`; do
 
   39     set_variable  STRING  `echo $H2 | sed 's/.*\[\([0-9]*\)\].*/\1/'`
 
   45         -f "$WORKDIR/comparison.root:${H2}"                       \
 
   47         -> "#DeltaTx [mrad]"                                     \
 
   48         -< "#DeltaTy [mrad]"                                     \
 
   53         -o $WORKDIR/tilt_${STRING}.$FORMAT                        $BATCH