#include <CMatrix.h>

Public Types
typedef Matrix::elementType	elementType

Public Member Functions
	CLowerTriangularView (const Matrix &A, const elementType zero)

size_t	numCols () const

size_t	numRows () const

elementType	operator() (const size_t &row, const size_t &col) const

	~CLowerTriangularView ()

Private Attributes
const Matrix &	mA

elementType	mZero

Friends
std::ostream &	operator<< (std::ostream &os, const CLowerTriangularView< Matrix > &A)

Detailed Description

template<class Matrix>
class CLowerTriangularView< Matrix >

Definition at line 40 of file CMatrix.h.

Member Typedef Documentation

template<class Matrix>

typedef Matrix::elementType CLowerTriangularView< Matrix >::elementType

Definition at line 537 of file CMatrix.h.

Constructor & Destructor Documentation

template<class Matrix>

CLowerTriangularView< Matrix >::CLowerTriangularView	(	const Matrix &	A,
		const elementType	zero
	)

inline

Definition at line 544 of file CMatrix.h.

                                                                 :
     mA(A),
     mZero(zero)
   {}

template<class Matrix>

CLowerTriangularView< Matrix >::~CLowerTriangularView ( )

inline

Definition at line 549 of file CMatrix.h.

549 {}

Member Function Documentation

template<class Matrix>

size_t CLowerTriangularView< Matrix >::numCols ( ) const

inline

The number of columns of the matrix

Returns: size_t cols

Definition at line 561 of file CMatrix.h.

References CLowerTriangularView< Matrix >::mA.

Referenced by operator<<().

561 {return mA.numCols();}

CLowerTriangularView::mA

const Matrix & mA

Definition: CMatrix.h:540

template<class Matrix>

size_t CLowerTriangularView< Matrix >::numRows ( ) const

inline

The number of rows of the matrix.

Returns: size_t rows

Definition at line 555 of file CMatrix.h.

References CLowerTriangularView< Matrix >::mA.

Referenced by operator<<().

555 {return mA.numRows();}

CLowerTriangularView::mA

const Matrix & mA

Definition: CMatrix.h:540

template<class Matrix>

elementType CLowerTriangularView< Matrix >::operator()	(	const size_t &	row,
		const size_t &	col
	)		const

inline

Retrieve a matrix element using the indexing style of the matrix.

Parameters

const	size_t & row
const	size_t & col

Returns: elementType element

Definition at line 569 of file CMatrix.h.

References CLowerTriangularView< Matrix >::mA, and CLowerTriangularView< Matrix >::mZero.

   {
     if (row < col)
       return mZero;
     else
       return mA(row, col);
   }

Friends And Related Function Documentation

template<class Matrix>

std::ostream& operator<<	(	std::ostream &	os,
		const CLowerTriangularView< Matrix > &	A
	)

friend

Output stream operator

Parameters

ostream	& os
const	CLowerTriangularView< Matrix > & A

Returns: ostream & os

Definition at line 847 of file CMatrix.h.

 {
   size_t i, imax = A.numRows();
   size_t j, jmax = A.numCols();
   os << "Matrix(" << imax << "x" << jmax << ")" << std::endl;
 
   for (i = 0; i < imax; i++)
     {
       for (j = 0; j < jmax; j++)
         os << "\t" << A(i, j);
 
       os << std::endl;
     }
 
   return os;
 }