#!/bin/bash
#
# path_view
#    view path file
#
# Neil Gershenfeld
# CBA MIT 9/18/10
#
# (c) Massachusetts Institute of Technology 2010
# Permission granted for experimental and personal use;
# license for commercial sale available from MIT.
#

#
# check command line
#
if [ $# -eq 0 ] || [ $# -gt 3 ]; then
   echo "command line: path_view in.path [view [viewer]]"
   echo "   in.path = input path file"
   echo "   view = view projection(s) (optional, z|3, default z)"
   echo "   viewer = PostScript viewer [default evince]"
   exit
   fi
#
# get command line arguments
#
view="z"
if [ $# -eq 2 ]
   then
      view=$2
   fi
#
viewer="evince"
if [ $# -eq 3 ]
   then
      viewer=$3
   fi
#
# view file
#
path_ps $1 $1.ps $view
$viewer $1.ps
rm $1.ps