/usr/share/doc/gri/html/example10.gri is in gri-html-doc 2.12.23-9build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 | # Example 10 -- Draw image plot of flushing of dye out of cove
if !..publication..
draw time stamp
end if
\file = "example10.dat"
query \contours "Superimpose contours? (yes|no)" ("yes")
query \file "Input file name " ("\file")
open \file
read line \header
read \D
read .nx.
read .ny.
set x name "distance along cove"
set y name "time"
set x grid 0 1 /.nx.
set x axis 0 1 0.5 0.1
set y grid 0 .ny. / .ny.
set y axis 0 .ny.
read grid data * * .ny. .nx.
set image range 0 20
set image grayscale black 20 white 0 increment 5
convert grid to image
draw image
if {"\contours" == "yes"}
set graylevel 1.0
draw contour 0 20 1 unlabelled
set graylevel 0.0
end if
draw axes
draw image palette left -1 right 21 increment 5
draw title "Example 10 -- file=\file header=`\header'"
|