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#ifndef MSL_MATH_H_
#define MSL_MATH_H_
#include "MSL_C/MSL_Common/Src/float.h"
#include "dolphin/types.h"
#define M_PI 3.14159265358979323846f
#define DEG_TO_RAD(degrees) (degrees * (M_PI / 180.0f))
#ifdef __cplusplus
extern "C" {
#endif
int abs(int);
double acos(double);
float acosf(float);
double asin(double);
double atan(double);
double atan2(double, double);
double ceil(double);
double copysign(double, double);
double cos(double);
float cosf(float);
double exp(double);
extern float __fabsf(float);
inline double fabs(double f) {
return __fabs(f);
}
inline double fabsf2(float f) {
return __fabsf(f);
}
inline float fabsf(float f) {
return fabsf2(f);
}
double floor(double);
double fmod(double, double);
inline float fmodf(float f1, float f2) {
return fmod(f1, f2);
}
double frexp(double, int*);
double ldexp(double, int);
double modf(double, double*);
double pow(double, double);
double sin(double);
float sinf(float);
double sqrt(double);
double tan(double);
float tanf(float);
extern float __float_nan[4];
extern float __float_epsilon[4];
extern float __float_max[4];
inline double sqrt_step(double tmpd, float mag) {
return tmpd * 0.5 * (3.0 - mag * (tmpd * tmpd));
}
inline float sqrtf(float mag) {
if (mag > 0.0f) {
double tmpd = __frsqrte(mag);
tmpd = sqrt_step(tmpd, mag);
tmpd = sqrt_step(tmpd, mag);
tmpd = sqrt_step(tmpd, mag);
return mag * tmpd;
} else if (mag < 0.0) {
return __float_nan[0];
} else if (fpclassify(mag) == 1) {
return __float_nan[0];
} else {
return mag;
}
}
inline float atan2f(float y, float x) {
return (f32)atan2(y, x);
}
#ifdef __cplusplus
};
#endif
#endif
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