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--- haas:spring2018:unix:projects:gtf0 [2018/04/09 15:45] – [Your Task] wedge
+++ haas:spring2018:unix:projects:gtf0 [2018/04/09 19:39] (current) – [plotting a single line] wedge
@@ Line 26: / Line 26: @@
 Following will be some usage examples to help you get a feel for how to use the tool (barely scratching the surface of what it can do):
+====plotting a single line====
+===the data===
+<code>
+.0 430
+.5 120
+.0 431
+.5 600
+.6 610
+.9 620
+.0 432
+.0 500
+.0 510
+.5 900
+</code>
+===the gnuplot file===
+<code>
+set title 'Line'
+set xlabel 'x'
+set ylabel 'y (1/100)'
+set terminal png size 600,400
+unset key
+set tics out nomirror
+set border 3 front linetype black linewidth 1.0 dashtype solid
+set xrange [1:5]
+set xtics 1, .5, 5
+set mxtics 1
+set style line 1 linecolor rgb '#0060ad' linetype 1 linewidth 3
+plot 'line.data' using 1:($2/100) with lines linestyle 1 title 'data'
+</code>
+===generating the graph===
+<cli>
+lab46:~/src/gtf0$ gnuplot line.gp > ~/public_html/gtf0/line.png
+lab46:~/src/gtf0$ chmod 0604 ~/public_html/gtf0/line.png
+lab46:~/src/gtf0$ # view line.png in web browser
+</cli>
+===the graph===
+{{  http://lab46.g7n.org/~wedge/line.png  |line graph}}
 ====plotting lines====
@@ Line 58: / Line 107: @@
 set xtics 1, .5, 6
 set mxtics 1
-set for [i=1:8] linetype i dashtype i
 set style line 1 linewidth 4
@@ Line 81: / Line 128: @@
 {{  http://lab46.g7n.org/~wedge/lines.png  |lines graph}}
+====plotting a histogram====
+===the data===
+<code>
+march 5 55 20 30 40
+april 6 35 40 30 55
+may   7 45 50 60 70
+</code>
+===the gnuplot file===
+<code>
+set title 'Histogram'
+set xlabel 'x'
+set ylabel 'y'
+set terminal png size 600,400
+set grid
+set tics out nomirror
+set border 3 front linetype black linewidth 1.0 dashtype solid
+set xrange [-1:3]
+set xtics 1
+set yrange [0:80]
+set style line 1 linecolor rgb '#0060ad' linetype 1 linewidth 2
+set style histogram clustered gap 1 title offset character 0, 0, 0
+set style data histograms
+set boxwidth 1.0 absolute
+set style fill solid 5.0 border -1
+plot 'histogram.data' using 2:xtic(1) title 'cactus', \
+        '' using 3 title 'maple', \
+        '' using 4 title 'willow', \
+        '' using 5 title 'birch'
+</code>
+===generating the graph===
+<cli>
+lab46:~/src/gtf0$ gnuplot histogram.gp > ~/public_html/gtf0/histogram.png
+lab46:~/src/gtf0$ chmod 0604 ~/public_html/gtf0/histogram.png
+lab46:~/src/gtf0$ # view histogram.png in web browser
+</cli>
+===the graph===
+{{  http://lab46.g7n.org/~wedge/histogram.png  |histogram graph}}
 =====Your Task=====
 Your task for this project is as follows:

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