EIGENVALUE_HELPER.h File Reference

#include <algorithm>
#include <cmath>

Go to the source code of this file.

Classes
struct	sEigenvalue
Functions
void	Eigentred2 (sEigenvalue &eval)
void	Eigencdiv (sEigenvalue &eval, float xr, float xi, float yr, float yi)
void	Eigentql2 (sEigenvalue &eval)
void	Eigenorthes (sEigenvalue &eval)
void	Eigenhqr2 (sEigenvalue &eval)
int	computeEigenvalues3x3 (float dout[3], float a[3][3])

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Detailed Description

Definition in file EIGENVALUE_HELPER.h.

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Function Documentation

int computeEigenvalues3x3	(	float	dout[3],
		float	a[3][3]
	)

Definition at line 812 of file EIGENVALUE_HELPER.cpp.

References sEigenvalue::d, sEigenvalue::e, Eigenhqr2(), Eigenorthes(), Eigentql2(), Eigentred2(), sEigenvalue::H, i, sEigenvalue::issymmetric, sEigenvalue::n, sEigenvalue::ort, sqrt(), and sEigenvalue::V.

Referenced by WTURBULENCE::computeEigenvalues(), and WTURBULENCE::stepTurbulenceFull().

void Eigencdiv	(	sEigenvalue &	eval,
		float	xr,
		float	xi,
		float	yr,
		float	yi
	)

Definition at line 125 of file EIGENVALUE_HELPER.cpp.

References sEigenvalue::cdivi, sEigenvalue::cdivr, simple_enum_gen::d, and fabs().

Referenced by Eigenhqr2().

void Eigenhqr2

(

sEigenvalue &

eval

)

Definition at line 356 of file EIGENVALUE_HELPER.cpp.

References sEigenvalue::cdivi, sEigenvalue::cdivr, sEigenvalue::d, sEigenvalue::e, Eigencdiv(), eps, fabs(), sEigenvalue::H, i, max, min, sEigenvalue::n, norm(), p, pow(), sqrt(), sEigenvalue::V, and simple_enum_gen::w.

Referenced by computeEigenvalues3x3().

void Eigenorthes

(

sEigenvalue &

eval

)

Definition at line 263 of file EIGENVALUE_HELPER.cpp.

References fabs(), g, sEigenvalue::H, i, sEigenvalue::n, sEigenvalue::ort, sqrt(), and sEigenvalue::V.

Referenced by computeEigenvalues3x3().

void Eigentql2

(

sEigenvalue &

eval

)

Definition at line 140 of file EIGENVALUE_HELPER.cpp.

References sEigenvalue::d, sEigenvalue::e, eps, fabs(), g, hypot(), i, max, sEigenvalue::n, p, pow(), and sEigenvalue::V.

Referenced by computeEigenvalues3x3().

void Eigentred2

(

sEigenvalue &

eval

)

Definition at line 8 of file EIGENVALUE_HELPER.cpp.

References sEigenvalue::d, sEigenvalue::e, fabs(), g, i, sEigenvalue::n, sqrt(), and sEigenvalue::V.

Referenced by computeEigenvalues3x3().