diff options
Diffstat (limited to 'src/projects.h')
| -rw-r--r-- | src/projects.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/projects.h b/src/projects.h index be10268c..7a483d5f 100644 --- a/src/projects.h +++ b/src/projects.h @@ -102,9 +102,15 @@ extern double hypot(double, double); * the -ansi flag. */ #ifndef M_PI -#define M_PI 3.14159265358979310 -#define M_PI_2 1.57079632679489660 -#define M_PI_4 0.78539816339744828 +#define M_PI 3.14159265358979323846 +#define M_PI_2 1.57079632679489661923 +#define M_PI_4 0.78539816339744830962 +#define M_2_PI 0.63661977236758134308 +#endif + +/* M_SQRT2 might be missing */ +#ifndef M_SQRT2 +#define M_SQRT2 1.41421356237309504880 #endif /* some more useful math constants and aliases */ |