# triangle_commands.txt
#
# Usage:
#  gnuplot < triangle_commands.txt
#
set term png
set output "triangle.png"
set xlabel "<--- X --->"
set ylabel "<--- Y --->"
set title "triangle"
set grid
set key off
set size ratio -1
set style data lines
plot "triangle_grid.txt" using 1:2 with points lt 3 pt 3,\
    "triangle_vertex.txt" using 1:2 lw 3 linecolor rgb "black"
quit