8 # ------------------------------------------------------------------------------------------
 
   10 #                         Example script plot attenuation lentgh.
 
   12 # ------------------------------------------------------------------------------------------
 
   15 if [ -z $JPP_DIR ]; then
 
   16     echo "Variable JPP_DIR undefined."
 
   21 source $JPP_DIR/setenv.sh $JPP_DIR
 
   25 set_variable   WORKDIR     ${TMPDIR:-/tmp}/
 
   26 set_variable   DEPTH_M     2000.0
 
   29     usage "$script [<depth [m]>]"
 
   33     1) set_variable DEPTH_M      $1;;
 
   36 set_variable   OUTPUT_FILE   $WORKDIR/attenuation_length.root  
 
   38 $JPP_DIR/examples/JAcoustics/JAttenuationLength \
 
   44     -f ${OUTPUT_FILE}:h0            \
 
   47     -> "Frequency [kHz]"           \
 
   48     -\^ "Attenuation length [km]"   \
 
   50     -T "D = $DEPTH_M [m]"           \