# set terminal png transparent nocrop enhanced font arial 8 size 420,320 
# set output 'scatter.5.png'
set dgrid3d 10,10, 16
set dummy u,v
set key right top Right noreverse noinvert enhanced box linetype -1 linewidth 1.000 samplen 4 spacing 1 width 0 height 0 autotitles
set parametric
set contour base
set style data lines
set title "Simple demo of scatter data conversion to grid data" 0.000000,0.000000  font ""
set xlabel "data style lines, dgrid3d ,,16, contour" 0.000000,0.000000  font ""
splot "hemisphr.dat"