#
#
# --------------------------------------------------------
# checks if a frame is completed
# usage: check <filename> <startframe> <endframe> <stepframe>
#

   echo -n "filename   "
   set file = $<
   echo -n "startframe "
   set start = $<
   echo -n "endframe   "
   set end = $<
   echo -n "stepframe  "
   set step = $<
   set count = $start

  while ( $count <= $end )
    echo -n $file $count ...
    if ( -e $file.$count.pic ) then
       set compl = `howmany $file.$count`
       if ( $compl[8] > 0 ) then
         echo image incomplete, $compl[8] scanlines a faire.  
       else
         echo image complete.  
       endif
    else
      echo image inexistante.
    endif  
    @ count += $step
  end   
 
  echo Done.
