linbox
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Triangular BLAS matrix. More...
#include <blas-matrix.h>
Public Types | |
typedef Element | Element |
Element type. | |
typedef BlasMatrix< Element > | Self_t |
Self type. | |
typedef'd Row Iterators. | |
The row iterator gives the rows of the matrix in ascending order. Dereferencing the iterator yields a row vector in dense format | |
typedef DenseMatrixBase < Element >::RowIterator | RowIterator |
typedef DenseMatrixBase < Element >::ConstRowIterator | ConstRowIterator |
typedef DenseMatrixBase < Element >::Row | Row |
typedef DenseMatrixBase < Element >::ConstRow | ConstRow |
typedef'd Column Iterators. | |
The columns iterator gives the columns of the matrix in ascending order. Dereferencing the iterator yields a column vector in dense format | |
typedef DenseMatrixBase < Element >::ColIterator | ColIterator |
typedef DenseMatrixBase < Element >::ConstColIterator | ConstColIterator |
typedef DenseMatrixBase < Element >::Col | Col |
typedef DenseMatrixBase < Element >::Column | Column |
typedef DenseMatrixBase < Element >::ConstCol | ConstCol |
Public Member Functions | |
TriangularBlasMatrix (const size_t m, const size_t n, BlasTag::uplo x=BlasTag::up, BlasTag::diag y=BlasTag::nonunit) | |
Constructor for a new TriangularBlasMatrix . | |
TriangularBlasMatrix (const BlasMatrix< Element > &A, BlasTag::uplo x=BlasTag::up, BlasTag::diag y=BlasTag::nonunit) | |
Constructor from a BlasMatrix (copy). | |
TriangularBlasMatrix (BlasMatrix< Element > &A, BlasTag::uplo x=BlasTag::up, BlasTag::diag y=BlasTag::nonunit) | |
Constructor from a BlasMatrix (no copy). | |
TriangularBlasMatrix (const TriangularBlasMatrix< Element > &A) | |
Constructor from a TriangularBlasMatrix (copy). | |
template<class Matrix > | |
TriangularBlasMatrix (const Matrix &A, BlasTag::uplo x=BlasTag::up, BlasTag::diag y=BlasTag::nonunit) | |
Generic constructor from a Matrix (no copy). | |
BlasTag::uplo | getUpLo () const |
get the shape of the matrix (upper or lower) | |
BlasTag::diag | getDiag () const |
Is the diagonal implicitly unit ? | |
pointer | getPointer () const |
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pointer & | getWritePointer () |
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size_t | getStride () const |
| |
size_t & | getWriteStride () |
| |
size_t | rowdim () const |
Get the number of rows in the matrix. | |
size_t | coldim () const |
Get the number of columns in the matrix. | |
std::istream & | read (std::istream &file, const Field &field) |
Read the matrix from an input stream. | |
std::ostream & | write (std::ostream &os, const Field &field, bool mapleFormat=false) const |
Write the matrix to an output stream. | |
std::ostream & | write (std::ostream &os, bool mapleFormat=false) const |
Write the matrix to an output stream. | |
void | setEntry (size_t i, size_t j, const Element &a_ij) |
Set the entry at (i, j). | |
Element & | refEntry (size_t i, size_t j) |
Get a writeable reference to an entry in the matrix. | |
const Element & | getEntry (size_t i, size_t j) const |
Get a read-only individual entry from the matrix. | |
Element & | getEntry (Element &x, size_t i, size_t j) const |
Get an entry and store it in the given value. | |
RowIterator | rowBegin () |
iterator to the begining of a row | |
ConstRowIterator | rowBegin () const |
const iterator to the begining of a row | |
RowIterator | rowEnd () |
iterator to the end of a row | |
ConstRowIterator | rowEnd () const |
const iterator to the end of a row | |
DenseSubmatrix< Element > | transpose (DenseMatrixBase< Element > &tM) |
Creates a transposed matrix of *this . | |
DenseSubmatrix< Element > & | transpose (DenseSubmatrix< Element > &tA) |
Creates a transposed matrix of *this . | |
Protected Attributes | |
BlasTag::uplo | _uplo |
upper or lower triangular | |
BlasTag::diag | _diag |
unit or non unit diagonal |
Triangular BLAS matrix.
TriangularBlasMatrix | ( | const size_t | m, |
const size_t | n, | ||
BlasTag::uplo | x = BlasTag::up , |
||
BlasTag::diag | y = BlasTag::nonunit |
||
) | [inline] |
Constructor for a new TriangularBlasMatrix
.
m | rows |
n | cols |
y | (non)unit diagonal |
x | (upp/low)er matrix |
TriangularBlasMatrix | ( | const BlasMatrix< Element > & | A, |
BlasTag::uplo | x = BlasTag::up , |
||
BlasTag::diag | y = BlasTag::nonunit |
||
) | [inline] |
Constructor from a BlasMatrix
(copy).
A | matrix |
y | (non)unit diagonal |
x | (upp/low)er matrix |
TriangularBlasMatrix | ( | BlasMatrix< Element > & | A, |
BlasTag::uplo | x = BlasTag::up , |
||
BlasTag::diag | y = BlasTag::nonunit |
||
) | [inline] |
Constructor from a BlasMatrix
(no copy).
A | matrix |
y | (non)unit diagonal |
x | (upp/low)er matrix |
TriangularBlasMatrix | ( | const TriangularBlasMatrix< Element > & | A | ) | [inline] |
Constructor from a TriangularBlasMatrix
(copy).
A | matrix |
TriangularBlasMatrix | ( | const Matrix & | A, |
BlasTag::uplo | x = BlasTag::up , |
||
BlasTag::diag | y = BlasTag::nonunit |
||
) | [inline] |
Generic constructor from a Matrix
(no copy).
A | matrix |
y | (non)unit diagonal |
x | (upp/low)er matrix |
size_t rowdim | ( | ) | const [inline, inherited] |
Get the number of rows in the matrix.
size_t coldim | ( | ) | const [inline, inherited] |
Get the number of columns in the matrix.
std::istream& read | ( | std::istream & | file, |
const Field & | field | ||
) | [inherited] |
Read the matrix from an input stream.
file | Input stream from which to read |
field |
std::ostream& write | ( | std::ostream & | os, |
const Field & | field, | ||
bool | mapleFormat = false |
||
) | const [inherited] |
Write the matrix to an output stream.
os | Output stream to which to write |
field | |
mapleFormat | write in Maple(r) format ? |
std::ostream& write | ( | std::ostream & | os, |
bool | mapleFormat = false |
||
) | const [inherited] |
Write the matrix to an output stream.
This a raw version of write(os,F)
(no field is given).
os | Output stream to which to write |
mapleFormat | write in Maple(r) format ? |
void setEntry | ( | size_t | i, |
size_t | j, | ||
const Element & | a_ij | ||
) | [inline, inherited] |
Set the entry at (i, j).
i | Row number, 0...rowdim () - 1 |
j | Column number 0...coldim () - 1 |
a_ij | Element to set |
Element& refEntry | ( | size_t | i, |
size_t | j | ||
) | [inline, inherited] |
Get a writeable reference to an entry in the matrix.
i | Row index of entry |
j | Column index of entry |
const Element& getEntry | ( | size_t | i, |
size_t | j | ||
) | const [inline, inherited] |
Get a read-only individual entry from the matrix.
i | Row index |
j | Column index |
Get an entry and store it in the given value.
This form is more in the Linbox style and is provided for interface compatibility with other parts of the library
x | Element in which to store result |
i | Row index |
j | Column index |
DenseSubmatrix<Element> transpose | ( | DenseMatrixBase< Element > & | tM | ) | [inline, inherited] |
Creates a transposed matrix of *this
.
[in] | tM |
DenseSubmatrix<Element>& transpose | ( | DenseSubmatrix< Element > & | tA | ) | [inline, inherited] |
Creates a transposed matrix of *this
.