#! /usr/local/bin/ruby

t_start = 0
t_end = 0.5
dt = 0.5
path = "../"
cmd_base = "gpview --wsn 2 --nocont --aspect 1.0 #{path}vor.nc@vor"

filename_original="dcl.ps"
filename_prefix="vor"

nt = ((t_end-t_start)/dt).floor+1
p "generating #{nt} imgs..."
(0...nt).each do |i|
  t = t_start+i.to_f*dt 
  cmd_time = ",t=#{t}"
  cmd = cmd_base + cmd_time
  p cmd
  filename = i.to_s.rjust(5, '0')
  system cmd
  system "ps2ps dcl.ps dcl2.ps"
  system "convert -rotate 90 dcl2.ps dcl.png"
  system "mv dcl.png #{filename_prefix}#{filename}.png"
  system "rm -f dcl.ps dcl2.ps"
end