X-Git-Url: http://shamusworld.gotdns.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fmathconstants.h;h=1910a4eea071eb93ccdad254fcb8ac06e7cb2ad3;hb=8d80165e3ab9173b8689b3b3420b40bf3020161f;hp=c97249cd7491731af251e54028d023c7ce83f4bd;hpb=9f6ad3fe0b9cb30115a5d38e8af3aebed0d70c08;p=architektonas

diff --git a/src/mathconstants.h b/src/mathconstants.h
index c97249c..1910a4e 100644
--- a/src/mathconstants.h
+++ b/src/mathconstants.h
@@ -7,13 +7,15 @@
 // NOTE: Since this has no code associated with it, there is no corresponding
 //       .cpp file.
 //
-// JLH = James L. Hammons <jlhamm@acm.org>
+// JLH = James Hammons <jlhamm@acm.org>
 //
 // WHO  WHEN        WHAT
 // ---  ----------  ------------------------------------------------------------
 // JLH  04/01/2011  Created this file
 //
 
-#define PI 3.14159265358979323846264338327
+#define PI                 3.14159265358979323846264338327
+#define PI_OVER_2          (PI / 2.0)
+#define PI3_OVER_2         ((3.0 * PI) / 2.0)
 #define RADIANS_TO_DEGREES (180.0 / PI)
 #define DEGREES_TO_RADIANS (PI / 180.0)