#-------------------------------------------------------
#
#      Sample code
#                ----------- find contours
#
#-------------------------------------------------------
# Threed plot for the contours defined in cont-2d
#

con3d = cont{
          [sin(x)*cos(x*y)]
          [x=-pi:pi][y=-2:2][samp=32:32]
          [num=20][threed: true]
          };
#-------------------------------------------------------
center;
plot con3d;
#-------------------------------------------------------

