# set terminal canvas rounded size 600,400 enhanced fsize 10 lw 1.6 fontscale 1 name "rgb_variable_8" jsdir "." # set output 'rgb_variable.8.js' unset key set style increment default set view 63, 58, 1, 1.4 set isosamples 40, 40 set xyplane at 0 unset xtics unset ytics set ztics norangelimit set ztics ("0" 0.00000) set title "HSV coloring of pm3d surface\n(V=1)" set urange [ 0.0100000 : 1.00000 ] noreverse nowriteback set vrange [ 0.0100000 : 1.00000 ] noreverse nowriteback set xlabel "H" set xrange [ 0.0100000 : 1.00000 ] noreverse nowriteback set x2range [ * : * ] noreverse writeback set ylabel "S" set yrange [ 0.0100000 : 1.00000 ] noreverse nowriteback set y2range [ * : * ] noreverse writeback set zrange [ 0.00000 : 1.06500 ] noreverse nowriteback set cbrange [ * : * ] noreverse writeback set rrange [ * : * ] noreverse writeback unset colorbox rgb(r,g,b) = int(r)*65536 + int(g)*256 + int(b) xrgb(r,g,b) = (g-b)/255. * cos(30.) yrgb(r,g,b) = r/255. - (g+b)/255. * sin(30.) RGB(R,G,B) = int(255.*R) * 2**16 + int(255.*G) * 2**8 + int(255.*B) f(x,y) = 0.4 + sin(sqrt(100.*x**2+100.*y**2)) / (1.5*sqrt(100.*x**2+100.*y**2)) ## Last datafile plotted: "++" splot '++' using 1:2:(f($1,$2)):(hsv2rgb($1,$2,1.0)) with pm3d lc rgb variable