00001 #ifndef header_math 00002 #define header_math 00003 00004 #include <math.h> 00005 00006 #ifndef PI 00007 #ifndef M_PI 00008 #define M_PI 3.1415926535897932384626433832795 // maybe more accuracy than needed ;-) 00009 #endif 00010 #define PI M_PI 00011 #endif 00012 00013 #endif
1.2.6 written by Dimitri van Heesch,
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