##WBL 12 Mar 2005 For Chapter 2 www pages. Needs gnuplot 4 #WBL 26 Sep 2001 Tweak labels for copy editor #WBL 6 Feb 2001 created set term gif set out "landscapex88.gif" set label "Foundation of Genetic Programming page 25" at 9.7,8,-8 right set key 0,5,2 #cf landscape8x8.awk grey_decode(i) = \ (i==0+1)? 1+0:\ (i==1+1)? 1+1:\ (i==3+1)? 1+2:\ (i==2+1)? 1+3:\ (i==6+1)? 1+4:\ (i==7+1)? 1+5:\ (i==5+1)? 1+6:\ (i==4+1)? 1+7: 0; set label "Ridge" at (grey_decode(3)+grey_decode(4))*0.5+.2,grey_decode(6),1.8 center set label "Local peak" at grey_decode(6),grey_decode(2),1.2 center front textcolor palette cb 2 set label "Swamp" at grey_decode(2),grey_decode(2),0.2 center front textcolor palette cb 2 set label "Peak" at grey_decode(6),grey_decode(6),2.5 center set view 15,15 set palette gray set pm3d at s hidden3d 100 set style line 100 lt 1 lw 0.5 unset hidden3d unset surf set ticslevel 0 set contour surface set param splot \ "landscapex88.dat" u 1:2:3 notitle with line #pause -1