#pragma once

#define PI	3.14159265358979323846
#define E   0.57721566490153286060

#define NAN             0x7ff8000000000000
#define INFINITY        0x7ff0000000000000
#define NEG_INFINITY    0xfff0000000000000

double frexp(double arg, int* exp);
float frexpf(float arg, int* exp);

double sqrt(double num);
float sqrtf(float num);

double pow(double num, double raise);
float powf(float num, float raise);

#define exp(x) pow(E, x)
#define expf(x) powf(E, x)

double fabs(double num);
float fabsf(float num);

double floor(double x);
float floorf(float x);

double ceil(double x);
float ceilf(float x);

double fma(double x, double y, double z);
float fmaf(float x, float y, float z);

double copysign(double n, double s);
float copysignf(float n, float s);

double fmod(double x, double y);
float fmodf(float x, float y);

double fclamp(double x, double l, double h);
float fclampf(float x, float l, float h);

#define isnan(n) (n == NAN)
#define isinf(n) (n == INFINITY)

double sin(double r);
double cos(double r);
double tan(double r);

double csc(double r);
double sec(double r);
double cot(double r);

double sinh(double r);
double cosh(double r);
double tanh(double r);

double csch(double r);
double sech(double r);
double coth(double r);

unsigned long long fact(unsigned int num);