1# 2# 3set samples 20 4set isosamples 20 5set hidden3d 6set title "Hidden line removal of explicit surfaces" 7 8 9set xrange [-3:3] 10set yrange [-2:2] 11splot 1 / (x*x + y*y + 1) 12pause -1 "Hit return to continue (1)" 13 14set xrange [-1:1] 15set yrange [-1:1] 16splot x*y / (x**2 + y**2 + 0.1) 17pause -1 "Hit return to continue (2)" 18 19set view 70,45 20unset contour 21set xrange [-3:3] 22set yrange [-3:3] 23splot sin(x*x + y*y) / (x*x + y*y) 24pause -1 "Hit return to continue (3)" 25 26set view 60,30 27set xrange [-3:3] 28set yrange [-3:3] 29set zrange [-1:1] 30set ztics -1,0.5,1 31set grid z 32set border 4095 33splot sin(x) * cos(y) 34pause -1 "Hit return to continue (4)" 35 36unset grid 37set ztics autofreq 38set border 31 39set view 75,230 40set contour 41replot 42pause -1 "Hit return to continue (5)" 43 44set view 80,30,1,1 45set style data lines 46# autoranging loses the verticals 47set xrange [0:15] 48set yrange [0:15] 49splot "glass.dat" using 1 50pause -1 "Hit return to continue (6)" 51 52set view 50 53set grid 54replot 55pause -1 "Hit return to continue (7)" 56 57reset 58 59