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| author | rsc <devnull@localhost> | 2004-04-14 19:54:10 +0000 |
|---|---|---|
| committer | rsc <devnull@localhost> | 2004-04-14 19:54:10 +0000 |
| commit | 4314729ddef28cb619ce97d50f0968ca24c93803 (patch) | |
| tree | 3abd7849a10e842a57b1fd535f8278d22a6bf132 /src/cmd/plot/libplot/circ.c | |
| parent | 6e18e03e63942f7b0912bb91d0da02fd493af0af (diff) | |
| download | plan9port-4314729ddef28cb619ce97d50f0968ca24c93803.tar.gz plan9port-4314729ddef28cb619ce97d50f0968ca24c93803.tar.bz2 plan9port-4314729ddef28cb619ce97d50f0968ca24c93803.zip | |
Add graph, plot
Diffstat (limited to 'src/cmd/plot/libplot/circ.c')
| -rw-r--r-- | src/cmd/plot/libplot/circ.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/cmd/plot/libplot/circ.c b/src/cmd/plot/libplot/circ.c new file mode 100644 index 00000000..53337117 --- /dev/null +++ b/src/cmd/plot/libplot/circ.c @@ -0,0 +1,12 @@ +#include "mplot.h" +void circ(double xc, double yc, double r){ + Point p; + int rad; + p.x=SCX(xc); + p.y=SCY(yc); + if (r < 0) + rad=SCR(-r); + else + rad=SCR(r); + ellipse(screen, p, rad, rad, 0, getcolor(e1->foregr), ZP); +} |