#! /bin/csh -f
# Last edited on 2001-05-14 01:00:13 by stolfi

set usage = "$0 RA..."

# Re-generates the movies for MP004 animated homework hand-ins.
# Arguments are RA numbers of students to process.
# For each student, expecs to find the file 
#   ${ra}/main.pov - the student's orignal main POV-ray file.
# (Re)generates the files
#   ${ra}/movie.gif - Animated gif hand-in (rebuilt to standard size)
#   ${ra}/frame-0.5.gif - Sample frame (rebuilt to standard size)

if ( $#argv < 1 ) then
  echo "usage: ${usage}"; exit 1
endif

set ras = ( $* )

set path = ( . /n/image/bin/ $path )

set ofile = "index.html"

set stillfile = "frame-0.5.gif"
set moviefile = "movie.gif"
set povfile = "main.pov"
set iconfile = "icon.gif"

foreach ra ( ${ras} )
  # Ckeck if the POV-ray source exists.
  # If so, re-build the movie and the still image 
  if ( -r ${ra}/${povfile} ) then
    echo "=== (re)building ${moviefile} in ${ra} ===================="
    ( cd ${ra} && make movie still ; echo " " )
    echo "=== done rebuilding ${ra} =============================="
  else
    echo "${ra}/main.pov does not exist"
  endif
end