include/math_defs.h

   1 #ifndef AL_MATH_DEFS_H
   2 #define AL_MATH_DEFS_H
   3
   4 #ifdef HAVE_FLOAT_H
   5 #include <float.h>
   6 #endif
   7
   8 #define F_PI    (3.14159265358979323846f)
   9 #define F_PI_2  (1.57079632679489661923f)
  10 #define F_TAU   (6.28318530717958647692f)
  11
  12 #ifndef FLT_EPSILON
  13 #define FLT_EPSILON (1.19209290e-07f)
  14 #endif
  15
  16 #define DEG2RAD(x)  ((ALfloat)(x) * (F_PI/180.0f))
  17 #define RAD2DEG(x)  ((ALfloat)(x) * (180.0f/F_PI))
  18
  19 #endif /* AL_MATH_DEFS_H */