# # Illustrate the difference between setting a function range # and setting a sampling range. The function uses the plot's # primary x axis (which may be the linear hidden axis underlying # logscaled x). The number of samples is taken from "set sample". # Sample data points from '+' are generated on a temporary linear axis. # The sampling interval is optional. # set title "Sampling one dimension in 2D" set xrange [1:1000] set yrange [1:1000] set log xy set sample 5 set label 1 at 2,5 "default # samples" tc lt 1 set label 2 at 20,5 "sample increment" tc lt 2 set label 3 at 200,5 "function range" tc lt 3 plot sample [t=1:10] '+' using 1:($1*10.) with lp pt 7, \ [t=10:100:10] '+' using (t):(t) with points pt 7, \ [100:1000] x/10. with linespoints pt 7 pause -1 "Hit return to continue" unset label # Equivalent in 3D set title "Sampling one dimension in 3D" set view map set grid x y lt black splot sample [t=10:100:10] '+' using (t):(t):(t) with points lc palette pause -1 "Hit return to continue" reset
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