#ifndef MATH_H #define MATH_H #include #define M_PI 3.14159265358979323846f #define M_SQRT2 1.41421356237309504880f #define FLT_MAX 340282346638528859811704183484516925440.0f #define SHT_MAX 32767.0f #define SHT_MINV (1.0f / SHT_MAX) #define DEGTORAD(x) (x * M_PI / 180.0f) typedef union { struct { u32 hi; u32 lo; } word; f64 d; } du; typedef union { u32 i; f32 f; } fu; extern f32 __libm_qnan_f; #endif