added macros PI and PI2, and fixed previous (invalid) references to these

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1711 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-10-27 01:36:45 +00:00
parent 7401ad9e32
commit 79362df9f7
3 changed files with 32 additions and 9 deletions
@@ -41,6 +41,13 @@ extern char __infinity[];
 #define	M_SQRT2		1.41421356237309504880	/* sqrt(2) */
 #define	M_SQRT1_2	0.70710678118654752440	/* 1/sqrt(2) */

+#ifndef PI
+#define PI  M_PI
+#endif
+#ifndef PI2
+#define PI2  M_PI_2
+#endif
+
 #define	MAXFLOAT	((float)3.40282346638528860e+38)
 extern int signgam;