# set terminal pngcairo  background "#ffffff" enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'pm3d.27.png'
set border 895 front linetype -1 linewidth 1.000
set grid nopolar
set grid xtics nomxtics ytics nomytics noztics nomztics \
 nox2tics nomx2tics noy2tics nomy2tics nocbtics nomcbtics
set grid layerdefault   linetype 0 linewidth 1.000,  linetype 0 linewidth 1.000
set style line 100  linetype 5 linecolor rgb "#f0e442"  linewidth 0.500 pointtype 5 pointsize default pointinterval 0
set view map
set samples 11, 11
set isosamples 11, 11
unset surface 
set style data pm3d
set style function pm3d
set ticslevel 0
set nomcbtics
set title "Datafile with different nb of points in scans; pm3d flush end" 
set xlabel "X LABEL" 
set ylabel "Y LABEL" 
set lmargin  0
set pm3d implicit at b
set pm3d scansforward
set pm3d interpolate 1,1 flush end noftriangles nohidden3d corners2color mean
splot 'triangle.dat'