view docs/spec/fv4.tikz @ 621:2e9a6e4500d3

added an insert from file function.

error handling is a bit gross.

altered the license reference in the header comments.

\foreach \y/\col in {0/4,0.2/89,0.4/96,0.6/58,0.8/25} {
  \fill[black!\col!white] ($(-0.1,0)+(0,\y)$) rectangle ($(0.1,0.2)+(0,\y)$);
}