Chroma::MdagMLinOp< T > Class Template Reference

M^dag.M linear operator. More...

#include <lmdagm.h>

Inheritance diagram for Chroma::MdagMLinOp< T >:

Public Member Functions
	MdagMLinOp (LinearOperator< T > *p)
	Initialize pointer with existing pointer. More...
	MdagMLinOp (Handle< LinearOperator< T > > p)
	Copy pointer (one more owner) More...
	~MdagMLinOp ()
	Destructor. More...
const Subset &	subset () const
	Subset comes from underlying operator. More...
void	operator() (T &chi, const T &psi, enum PlusMinus isign) const
	Apply the operator onto a source std::vector. More...
unsigned long	nFlops (void) const
Public Member Functions inherited from Chroma::LinearOperator< T >
virtual	~LinearOperator ()
	Virtual destructor to help with cleanup;. More...
virtual void	operator() (T &chi, const T &psi, enum PlusMinus isign, Real epsilon) const
	Apply the operator onto a source std::vector to some precision. More...

Private Attributes
Handle< LinearOperator< T > >	A

Detailed Description

template<typename T>
class Chroma::MdagMLinOp< T >

M^dag.M linear operator.

Linear operator forming M^dag.M from an operator M

Definition at line 21 of file lmdagm.h.

Constructor & Destructor Documentation

MdagMLinOp() [1/2]

template<typename T >

Chroma::MdagMLinOp< T >::MdagMLinOp ( LinearOperator< T > *  p )

inline

Initialize pointer with existing pointer.

Requires that the pointer p is a return value of new

Definition at line 26 of file lmdagm.h.

MdagMLinOp() [2/2]

template<typename T >

Chroma::MdagMLinOp< T >::MdagMLinOp ( Handle< LinearOperator< T > >  p )

inline

Copy pointer (one more owner)

Definition at line 29 of file lmdagm.h.

~MdagMLinOp()

template<typename T >

Chroma::MdagMLinOp< T >::~MdagMLinOp ( )

inline

Destructor.

Definition at line 32 of file lmdagm.h.

Member Function Documentation

nFlops()

template<typename T >

unsigned long Chroma::MdagMLinOp< T >::nFlops ( void  ) const

inlinevirtual

Return the number of flops performed by operator() Base linop returns 0 and this can be overridden

Reimplemented from Chroma::LinearOperator< T >.

Definition at line 47 of file lmdagm.h.

References Chroma::MdagMLinOp< T >::A.

operator()()

template<typename T >

void Chroma::MdagMLinOp< T >::operator() ( T &  chi, const T &  psi, enum PlusMinus  isign  ) const

inlinevirtual

Apply the operator onto a source std::vector.

For this operator, the sign is ignored

Implements Chroma::LinearOperator< T >.

Definition at line 39 of file lmdagm.h.

References Chroma::chi(), Chroma::MINUS, Chroma::PLUS, Chroma::psi, and Chroma::tmp.

subset()

template<typename T >

const Subset& Chroma::MdagMLinOp< T >::subset ( void  ) const

inlinevirtual

Subset comes from underlying operator.

Implements Chroma::LinearOperator< T >.

Definition at line 35 of file lmdagm.h.

References Chroma::MdagMLinOp< T >::A.

Member Data Documentation

A

template<typename T >

Handle< LinearOperator<T> > Chroma::MdagMLinOp< T >::A

private

Definition at line 53 of file lmdagm.h.

Referenced by Chroma::MdagMLinOp< T >::nFlops(), and Chroma::MdagMLinOp< T >::subset().

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The documentation for this class was generated from the following file:

• lmdagm.h