(* Nothing fancy with any of the axes. 
   I probably should specify a max for 
   the y-axis, but the graph looks fine
   without it. *)

newgraph
xaxis min 0 max 960 size 7
  hash 160 
  hash_labels fontsize 14
  label fontsize 18 : Nodes

yaxis min 0 size 5
  hash_labels fontsize 14
  label fontsize 18 : Time (seconds)


(* Put the legend into the upper-left hand
   corner of the graph *)

legend defaults hjl vjt x 25 y 3.00 fontsize 14  

(* For each of the three curves, grab the data from
   the file ap-timings.txt.  The x values are the
   second words on each line, and the y values are 
   the last words.  Each line is labeled on its first
   word, and I use grep to isolate lines with the
   labels that I want. *)

newline marktype circle color 0 0 0 
pts 
  shell : grep FW ap-timings.txt | awk '{ print $2, $NF }'
  label : Floyd-Warshall, the original implementation

newline marktype circle color 1 0 0 
pts 
  shell : grep DIJKSTRA ap-timings.txt | awk '{ print $2, $NF }'
  label : Dijsktra

newline marktype circle color .5 0 .5 
pts 
  shell : grep SIMD ap-timings.txt | awk '{ print $2, $NF }'
  label : Floyd-Warshall - SIMD