diff options
Diffstat (limited to 'reference/C/CONTRIB/SNIP/pi.h')
| -rwxr-xr-x | reference/C/CONTRIB/SNIP/pi.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/reference/C/CONTRIB/SNIP/pi.h b/reference/C/CONTRIB/SNIP/pi.h new file mode 100755 index 0000000..3e9d415 --- /dev/null +++ b/reference/C/CONTRIB/SNIP/pi.h @@ -0,0 +1,6 @@ +#ifndef PI
+ #define PI (4*atan(1))
+#endif
+
+#define deg2rad(d) ((d)*PI/180)
+#define rad2deg(r) ((r)*180/PI)
|