#  velocity_cavity_commands.txt
#
set term png
set output 'velocity_cavity.png'
#
#  Add titles and labels.
#
set xlabel '<--- X --->'
set ylabel '<--- Y --->'
set title 'cavity'
unset key
#
#  Add grid lines.
#
set grid
set size ratio -1
#
#  Timestamp the plot.
#
set timestamp
plot 'velocity_cavity_data.txt' using 1:2:5:6 with vectors \
  head filled lt 2 linecolor rgb 'blue'
quit