prime/include/Kyoto/Math/CMath.hpp

77 lines
2.5 KiB
C++

#ifndef _CMATH
#define _CMATH
#include "types.h"
#include "math.h"
#define M_PIF 3.14159265358979323846f
#define M_2PIF 6.28318530718f
class CMath {
public:
static float FastCosR(float v);
static float FastSinR(float v);
static inline float FastFmod(float x, float y) {
int v = static_cast< int >(x * (1.f / y));
return x - v * y;
}
template < typename T >
static const T& Clamp(const T& min, const T& val, const T& max); // TODO: weak
static float SqrtF(float v);
static inline float Limit(float v, float h) { return fabs(v) > h ? h * Sign(v) : v; }
static inline float Sign(float v) { return FastFSel(v, 1.f, -1.f); }
static inline float FastFSel(register float v, register float h, register float l) {
register float out;
asm {
fsel out, v, h, l
}
return out;
}
static inline float AbsF(float v) { return fabs(v); }
static inline double AbsD(double v) { return fabs(v); }
static inline int AbsI(int v) { return abs(v); }
// WrapPi__5CMathFf weak
// WrapTwoPi__5CMathFf weak
template < typename T >
static const T& Min(const T& a, const T& b);
template < typename T >
static const T& Max(const T& a, const T& b);
// InvSqrtF__5CMathFf global
// FastArcCosR__5CMathFf global
// SlowCosineR__5CMathFf global
// SlowSineR__5CMathFf global
// FastCosR__5CMathFf global
// GetBezierPoint__5CMathFRC9CVector3fRC9CVector3fRC9CVector3fRC9CVector3ff global
static float ClampRadians(float rad) {
float value = FastFmod(rad, M_2PIF);
if (value < 0.f) {
value += M_2PIF;
}
return value;
}
// ModF__5CMathFff weak
static float Deg2Rad(float deg) { return Deg2Rev(deg) * M_2PIF; }
static float Deg2Rev(float deg) { return deg * (1.f / 360.f); }
static float ArcCosineR(float v);
// FloorF__5CMathFf global
// BaryToWorld__5CMathFRC9CVector3fRC9CVector3fRC9CVector3fRC9CVector3f global
// GetCatmullRomSplinePoint__5CMathFRC9CVector3fRC9CVector3fRC9CVector3fRC9CVector3ff global
// FastSqrtF__5CMathFf weak
static double SqrtD(double x);
// IsEpsilon__5CMathFfff global
// FastMin__5CMathFff weak
// FastMax__5CMathFff weak
// PowF__5CMathFff global
// Rev2Deg__5CMathFf weak
// GetCatmullRomSplinePoint__5CMathFfffff global
// SlowTangentR__5CMathFf global
static float Rad2Deg(float rad) { return rad * (180.f / M_PIF); }
static float Rad2Rev(float rad) { return rad * (1.f / M_2PIF); }
// CeilingF__5CMathFf global
// ArcTangentR__5CMathFf global
// Swap<f>__5CMathFRfRf weak
};
#endif // _CMATH