molecular::util::Math Namespace Reference

Common math functions and constants. More...

Functions
template<typename T >
T	Sqr (T x)
template<typename T >
T	Newton1 (const T a[3], T x)
int	QuadraticPolynomialRoot (const double a[2], double x[], int i, int j)
int	QuadraticPolynomialRoot (const double a[2], const double o[3], double x[], int i, int j)
int	CubicPolynomialRoot (const double a[4], double x[3])
template<typename T >
T	PositiveCubicPolynomialRoot (T a, T b, T c)
	solve cubic equation x^3 + a*x^2 + b*x + c More...
template double	PositiveCubicPolynomialRoot (double, double, double)
template float	PositiveCubicPolynomialRoot (float, float, float)
template<typename T >
T	Clamp (T a, T min, T max)
	Clamp value between minimum and maximum. More...
template<typename T >
T	PositiveQuadraticPolynomialRoot (T a, T b, T c)
Vector3	Barycentric (const Vector3 &a, const Vector3 &b, const Vector3 &c, const Vector3 &p)
	Compute barycentric coordinates (u, v, w) for point p with respect to triangle (a, b, c) More...

Detailed Description

Common math functions and constants.

Function Documentation

Vector3 molecular::util::Math::Barycentric ( const Vector3 &  a, const Vector3 &  b, const Vector3 &  c, const Vector3 &  p  )

inline

Compute barycentric coordinates (u, v, w) for point p with respect to triangle (a, b, c)

template<typename T >

T molecular::util::Math::Clamp	(	T	a,
		T	min,
		T	max
	)

Clamp value between minimum and maximum.

int molecular::util::Math::CubicPolynomialRoot	(	const double	a[4],
		double	x[3]
	)

template<typename T >

T molecular::util::Math::Newton1 ( const T  a[3], T  x  )

inline

template<typename T >

T molecular::util::Math::PositiveCubicPolynomialRoot	(	T	a,
		T	b,
		T	c
	)

solve cubic equation x^3 + a*x^2 + b*x + c

template double molecular::util::Math::PositiveCubicPolynomialRoot	(	double	,
		double	,
		double
	)

template float molecular::util::Math::PositiveCubicPolynomialRoot	(	float	,
		float	,
		float
	)

template<typename T >

T molecular::util::Math::PositiveQuadraticPolynomialRoot	(	T	a,
		T	b,
		T	c
	)

int molecular::util::Math::QuadraticPolynomialRoot ( const double  a[2], double  x[], int  i, int  j  )

inline

int molecular::util::Math::QuadraticPolynomialRoot ( const double  a[2], const double  o[3], double  x[], int  i, int  j  )

inline

template<typename T >

T molecular::util::Math::Sqr

(

T

x

)