Math.h

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#ifndef _MATH_H_
#define _MATH_H_

#include <Math.h>

#define PI 3.1415926535897932384626433832795f
#define TWOPI 6.28318530717958f
#define PIDIV2 1.57079632679489f
#define PIdiv180 (PI/180.0f)

#define round(x) (x<0?ceil((x)-0.5):floor((x)+0.5))

#define GRAVITY Vec3(0.0f, -9.82f, 0.0f)

//float round(const float &number, const int num_digits);

#define RANDOM_NUM      (((float)rand()-(float)rand())/RAND_MAX)
#define Clamp(x, min, max) x=(x<min ? min : (x<max? x : max));

#endif

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