#! /bin/csh -f
# Shows the shape of a sparse matrix (".mat" file)

set usage = "$0 MATNAME"
set example = "$0 sp/pw/icosa/raw/nh-d4c0/b-ev"

if ($#argv != 1) then
  echo "wrong num of arguments"
  echo "usage = ${usage}";
  echo "example = ${example}"; 
  exit 1
endif

set matname = "$1"; shift;

set image = "${matname}.pgm"
set display = "display"

cat ${matname}.mat \
  | ./matrix-to-pgm \
  | pnmdepth 255 \
  | pnmnorm -wv 255 -bpercent 0.1 \
  > ${image}
${display} ${image}
# /bin/rm ${image}