# set terminal pngcairo transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 # set output 'pm3d.11.png' set bar 1.000000 front set border 4095 front lt black linewidth 1.000 dashtype solid set style circle radius graph 0.02, first 0.00000, 0.00000 set style ellipse size graph 0.05, 0.03, first 0.00000 angle 0 units xy set style textbox transparent margins 1.0, 1.0 border unset logscale set view map scale 1 set samples 50, 50 set isosamples 50, 50 unset surface set style data pm3d set style function pm3d set xyplane relative 0 unset paxis 1 tics unset paxis 2 tics unset paxis 3 tics unset paxis 4 tics unset paxis 5 tics unset paxis 6 tics unset paxis 7 tics set title "colour, rgbformulae 30,31,32 ... color printable on gray (black-blue-violet-yellow-white)" set xlabel "x" set xrange [ -15.0000 : 15.0000 ] noreverse nowriteback set ylabel "y" set yrange [ -15.0000 : 15.0000 ] noreverse nowriteback set zrange [ -0.250000 : 1.00000 ] noreverse nowriteback set paxis 1 range [ * : * ] noreverse nowriteback set paxis 2 range [ * : * ] noreverse nowriteback set paxis 3 range [ * : * ] noreverse nowriteback set paxis 4 range [ * : * ] noreverse nowriteback set paxis 5 range [ * : * ] noreverse nowriteback set paxis 6 range [ * : * ] noreverse nowriteback set paxis 7 range [ * : * ] noreverse nowriteback set pm3d implicit at b set palette rgbformulae 30, 31, 32 set colorbox vertical origin screen 0.9, 0.2, 0 size screen 0.05, 0.6, 0 front noinvert bdefault splot sin(sqrt(x**2+y**2))/sqrt(x**2+y**2)