# set terminal pngcairo transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 # set output 'pm3d.3.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 samples 25, 25 set isosamples 20, 20 set style data lines 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 "pm3d at b (bottom)" 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 cblabel "colour gradient" 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 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)