# Sample 3-d plot

# You can run this by typing at the prompt: gnuplot 3dplot.plt

unset key

# Use the surface colours for the contours

set style line 1 palette

# Set the border lines to show (see the file gnuplot.pdf that
# came with gnuplot), and add a bit more space between the tic
# labels and "y" axis. Note that the positioning of the "xlabel"
# is in units of the character size.

set border 1+2+4+8+16
set zrange [-0.6:0.4]
set yrange [0.5:1]
set xtics 1,1,5
set format y "%8.1f"
set xlabel "x"
set ylabel "y"
set zlabel "z" -7,-8

# Make a grid, set a coloured surface with contours, and
# select a nice colour scheme.

set dgrid3d 100,100,1
set pm3d
set contour
set hidden3d
set palette rgb 10,13,31

set terminal postscript eps colour solid rounded
set output '3dplot.eps'

# The next command controls the appearance of the colour
# map box, and the last makes the graph.

set colorbox horiz user origin 0.1,0.9 size 0.8,.04
splot '3dplot.dat' w l ls 1, '3dplot.dat' w pm3d