# set terminal svg size 600,400 dynamic enhanced font 'arial,10' mousing name "mask_pm3d_3" butt dashlength 1.0 
# set output 'mask_pm3d.3.svg'
set dgrid3d 100,100 gauss  5, 5
unset key
set view map scale 1
set style data lines
set xtics border in scale 0,0 nomirror norotate  autojustify
set ytics border in scale 0,0 nomirror norotate  autojustify
set ztics border in scale 0,0 nomirror norotate  autojustify
set cbtics border in scale 0,0 nomirror norotate  autojustify
set rtics border in scale 0,0 nomirror norotate  autojustify
set title "pm3d surface masked by convex hull" 
set xrange [ -30.0000 : 25.0000 ] noreverse nowriteback
set x2range [ * : * ] noreverse writeback
set yrange [ -30.0000 : 25.0000 ] noreverse nowriteback
set y2range [ * : * ] noreverse writeback
set zrange [ * : * ] noreverse writeback
set cbrange [ * : * ] noreverse writeback
set rrange [ * : * ] noreverse writeback
set lmargin at screen 0.2
set bmargin at screen 0.1
set rmargin at screen 0.8
set tmargin at screen 0.9
set pm3d interpolate 3,3 flush begin noftriangles noborder corners2color mean
set palette rgbformulae 33, 13, 10
NO_ANIMATION = 1
## Last datafile plotted: "mask_pm3d.dat"
splot  $HULL using 1:2:(0) with mask,        'mask_pm3d.dat' using 1:2:3 mask with pm3d