set title "phi-psi PMF map"
unset surface #set nosurface
unset polar #set nopolar
set view 0,0
set pm3d map
#set palette defined (-3 "blue", 0 "white", 1 "red")
set palette defined (0 "red", 1 "blue", 8 "white")
#set ticslevel 1.8
#set isosample 80,80
set xr [-185:190]
set yr [-185:190]
#set zr [0:4.0]
set xlabel "phi"
set ylabel "psi"
set zlabel "Kcal/mol"
set size 1.5,2 #plot size
set style data lines #set style data lines
set contour base
set cntrparam bspline
set cntrparam levels incremental 0.0,0.2,2.1
set term post landscape color solid
set term post eps enhanced color #landscape
set out "alad-pmf03-pm3d.ps"
splot "alad_pmf03.inp" using 1:2:3 title 'histogram