svd_quda.h File Reference

Go to the source code of this file.

Macros
#define	DEVICEHOST   __device__ __host__
#define	SVDPREC   1e-11
#define	LOG2   0.69314718055994530942

Functions
template<class Cmplx >
DEVICEHOST RealTypeId< Cmplx > ::Type	cabs (const Cmplx &z)
template<class T , class U >
DEVICEHOST PromoteTypeId< T, U > ::Type	quadSum (const T &a, const U &b)
DEVICEHOST float	getNorm (const Array< float2, 3 > &a)
DEVICEHOST double	getNorm (const Array< double2, 3 > &a)
template<class T >
DEVICEHOST void	constructHHMat (const T &tau, const Array< T, 3 > &v, Matrix< T, 3 > &hh)
template<class Real >
DEVICEHOST void	getLambdaMax (const Matrix< Real, 3 > &b, Real &lambda_max)
template<class Real >
DEVICEHOST void	getGivensRotation (const Real &alpha, const Real &beta, Real &c, Real &s)
template<class Real >
DEVICEHOST void	accumGivensRotation (int index, const Real &c, const Real &s, Matrix< Real, 3 > &m)
template<class Real >
DEVICEHOST void	assignGivensRotation (const Real &c, const Real &s, Matrix< Real, 2 > &m)
template<class Real >
DEVICEHOST void	swap (Real &a, Real &b)
template<class Real >
DEVICEHOST void	smallSVD (Matrix< Real, 2 > &u, Matrix< Real, 2 > &v, Matrix< Real, 2 > &m)
template<class Cmplx >
DEVICEHOST void	getRealBidiagMatrix (const Matrix< Cmplx, 3 > &mat, Matrix< Cmplx, 3 > &u, Matrix< Cmplx, 3 > &v)
template<class Real >
DEVICEHOST void	bdSVD (Matrix< Real, 3 > &u, Matrix< Real, 3 > &v, Matrix< Real, 3 > &b, int max_it)
template<class Cmplx >
DEVICEHOST void	computeSVD (const Matrix< Cmplx, 3 > &m, Matrix< Cmplx, 3 > &u, Matrix< Cmplx, 3 > &v, typename RealTypeId< Cmplx >::Type singular_values[3])

Macro Definition Documentation

#define DEVICEHOST   __device__ __host__

Definition at line 4 of file svd_quda.h.

#define LOG2   0.69314718055994530942

Definition at line 6 of file svd_quda.h.

#define SVDPREC   1e-11

Definition at line 5 of file svd_quda.h.

Function Documentation

template<class Real >

DEVICEHOST void accumGivensRotation ( int  index, const Real &  c, const Real &  s, Matrix< Real, 3 > &  m  )

inline

Definition at line 129 of file svd_quda.h.

template<class Real >

DEVICEHOST void assignGivensRotation ( const Real &  c, const Real &  s, Matrix< Real, 2 > &  m  )

inline

Definition at line 143 of file svd_quda.h.

template<class Real >

DEVICEHOST void bdSVD	(	Matrix< Real, 3 > &	u,
		Matrix< Real, 3 > &	v,
		Matrix< Real, 3 > &	b,
		int	max_it
	)

Definition at line 406 of file svd_quda.h.

template<class Cmplx >

DEVICEHOST RealTypeId<Cmplx>::Type cabs ( const Cmplx &  z )

inline

Definition at line 13 of file svd_quda.h.

template<class Cmplx >

DEVICEHOST void computeSVD	(	const Matrix< Cmplx, 3 > &	m,
		Matrix< Cmplx, 3 > &	u,
		Matrix< Cmplx, 3 > &	v,
		typename RealTypeId< Cmplx >::Type	singular_values[3]
	)

Definition at line 635 of file svd_quda.h.

template<class T >

DEVICEHOST void constructHHMat	(	const T &	tau,
		const Array< T, 3 > &	v,
		Matrix< T, 3 > &	hh
	)

Definition at line 75 of file svd_quda.h.

template<class Real >

DEVICEHOST void getGivensRotation	(	const Real &	alpha,
		const Real &	beta,
		Real &	c,
		Real &	s
	)

Definition at line 110 of file svd_quda.h.

template<class Real >

DEVICEHOST void getLambdaMax	(	const Matrix< Real, 3 > &	b,
		Real &	lambda_max
	)

Definition at line 91 of file svd_quda.h.

DEVICEHOST float getNorm

(

const Array< float2, 3 > &

a

)

Definition at line 52 of file svd_quda.h.

DEVICEHOST double getNorm

(

const Array< double2, 3 > &

a

)

Definition at line 63 of file svd_quda.h.

template<class Cmplx >

DEVICEHOST void getRealBidiagMatrix	(	const Matrix< Cmplx, 3 > &	mat,
		Matrix< Cmplx, 3 > &	u,
		Matrix< Cmplx, 3 > &	v
	)

Definition at line 279 of file svd_quda.h.

template<class T , class U >

DEVICEHOST PromoteTypeId<T,U>::Type quadSum ( const T &  a, const U &  b  )

inline

Definition at line 32 of file svd_quda.h.

template<class Real >

DEVICEHOST void smallSVD ( Matrix< Real, 2 > &  u, Matrix< Real, 2 > &  v, Matrix< Real, 2 > &  m  )

inline

Definition at line 162 of file svd_quda.h.

template<class Real >

DEVICEHOST void swap ( Real &  a, Real &  b  )

inline

Definition at line 153 of file svd_quda.h.