Chroma::approx_lopscl< T, C > Class Template Reference

Scaled Linear Operator. More...

#include <lopscl.h>

Inheritance diagram for Chroma::approx_lopscl< T, C >:

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

Private Attributes
Handle< LinearOperator< T > >	A
const C	scale_fact

Detailed Description

template<typename T, class C>
class Chroma::approx_lopscl< T, C >

Scaled Linear Operator.

This routine is specific to Wilson fermions!

This operator scales its input operator

Definition at line 60 of file lopscl.h.

Constructor & Destructor Documentation

approx_lopscl() [1/2]

template<typename T , class C >

Chroma::approx_lopscl< T, C >::approx_lopscl ( LinearOperator< T > *  p, const C &  scale_fact_  )

inline

Initialize pointer with existing pointer.

Requires that the pointer p is a return value of new

Definition at line 65 of file lopscl.h.

approx_lopscl() [2/2]

template<typename T , class C >

Chroma::approx_lopscl< T, C >::approx_lopscl ( Handle< LinearOperator< T > >  p, const C &  scale_fact_  )

inline

Copy pointer (one more owner)

Definition at line 68 of file lopscl.h.

~approx_lopscl()

template<typename T , class C >

Chroma::approx_lopscl< T, C >::~approx_lopscl ( )

inline

Destructor.

Definition at line 71 of file lopscl.h.

Member Function Documentation

operator()() [1/2]

template<typename T , class C >

void Chroma::approx_lopscl< T, C >::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 78 of file lopscl.h.

References Chroma::approx_lopscl< T, C >::A, Chroma::chi(), Chroma::isign, Chroma::psi, and Chroma::approx_lopscl< T, C >::scale_fact.

operator()() [2/2]

template<typename T , class C >

void Chroma::approx_lopscl< T, C >::operator() ( T &  chi, const T &  psi, enum PlusMinus  isign, Real  epsilon  ) const

inlinevirtual

Apply the operator onto a source std::vector.

For this operator, the sign is ignored

Reimplemented from Chroma::LinearOperator< T >.

Definition at line 87 of file lopscl.h.

References Chroma::approx_lopscl< T, C >::A, Chroma::chi(), Chroma::ExternalFieldEnv::epsilon(), Chroma::isign, Chroma::psi, and Chroma::approx_lopscl< T, C >::scale_fact.

subset()

template<typename T , class C >

const Subset& Chroma::approx_lopscl< T, C >::subset ( void  ) const

inlinevirtual

Subset comes from underlying operator.

Implements Chroma::LinearOperator< T >.

Definition at line 74 of file lopscl.h.

References Chroma::approx_lopscl< T, C >::A.

Member Data Documentation

A

template<typename T , class C >

Handle< LinearOperator<T> > Chroma::approx_lopscl< T, C >::A

private

Definition at line 95 of file lopscl.h.

Referenced by Chroma::approx_lopscl< T, C >::operator()(), and Chroma::approx_lopscl< T, C >::subset().

scale_fact

template<typename T , class C >

const C Chroma::approx_lopscl< T, C >::scale_fact

private

Definition at line 96 of file lopscl.h.

Referenced by Chroma::approx_lopscl< T, C >::operator()().

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

• lopscl.h