discrete gnuplot demo

#
# $Id: discrete.dem,v 1.3 1994/03/30 01:28:36 alex Exp $
#
#
set contour
set title "Demo of specifying discrete contour levels  -  default contours"
splot x*y

#set discrete levels
set cntrparam levels discrete 0, 15, 75
set title "3 discrete contours at 0 15 & 75"
replot

#set incremental levels
set cntrp level incr -20, 5, 9
set title "9 incremental contours starting at -20, stepping by 5"
replot

#restore defaults
set title ""
set nocontour
set cntrparam levels auto 5