stores a diagonal matrix as a single vector. More...
#include <vnl_diag_matrix.h>
Public Types | |
typedef vnl_vector< T >::iterator | iterator |
typedef vnl_vector< T > ::const_iterator | const_iterator |
Public Member Functions | |
vnl_diag_matrix () | |
vnl_diag_matrix (unsigned nn) | |
Construct an empty diagonal matrix. | |
vnl_diag_matrix (unsigned nn, T const &value) | |
Construct a diagonal matrix with diagonal elements equal to value. | |
vnl_diag_matrix (vnl_vector< T > const &that) | |
Construct a diagonal matrix from a vnl_vector. | |
~vnl_diag_matrix () | |
vnl_diag_matrix & | operator= (vnl_diag_matrix< T > const &that) |
vnl_diag_matrix< T > & | operator*= (T v) |
In-place arithmetic operation. | |
vnl_diag_matrix< T > & | operator/= (T v) |
In-place arithmetic operation. | |
vnl_diag_matrix & | invert_in_place () |
Invert a vnl_diag_matrix in-situ. | |
T | determinant () const |
Return determinant as product of diagonal values. | |
vnl_vector< T > | solve (vnl_vector< T > const &b) const |
Return inv(D) * b. | |
void | solve (vnl_vector< T > const &b, vnl_vector< T > *out) const |
Return inv(D) * b. | |
T | operator() (unsigned i, unsigned j) const |
T & | operator() (unsigned i, unsigned j) |
T & | operator() (unsigned i) |
T const & | operator() (unsigned i) const |
T & | operator[] (unsigned i) |
T const & | operator[] (unsigned i) const |
void | put (unsigned r, unsigned c, T const &v) |
set element with boundary checks. | |
T | get (unsigned r, unsigned c) const |
get element with boundary checks. | |
vnl_vector< T > | get_diagonal () const |
Return a vector (copy) with the content of the (main) diagonal. | |
vnl_vector< T > const & | diagonal () const |
Return diagonal elements as a vector. | |
vnl_diag_matrix & | fill_diagonal (T const &v) |
Set all diagonal elements of matrix to specified value. | |
vnl_diag_matrix & | set_diagonal (vnl_vector< T > const &v) |
Sets the diagonal elements of this matrix to the specified list of values. | |
iterator | begin () |
iterator | end () |
const_iterator | begin () const |
const_iterator | end () const |
unsigned | size () const |
unsigned | rows () const |
unsigned | cols () const |
unsigned | columns () const |
vnl_matrix< T > | asMatrix () const |
Convert a vnl_diag_matrix to a Matrix. | |
vnl_matrix< T > | as_ref () const |
operator vnl_matrix< T > () const | |
void | set_size (int n) |
void | clear () |
vnl_diag_matrix & | fill (T const &x) |
T * | data_block () |
Return pointer to the diagonal elements as a contiguous 1D C array;. | |
T const * | data_block () const |
vnl_diag_matrix & | set (vnl_vector< T > const &v) |
Set diagonal elements using vector. | |
Private Attributes | |
vnl_vector< T > | diagonal_ |
Related Functions | |
(Note that these are not member functions.) | |
template<class T > | |
void | vsl_b_write (vsl_b_ostream &os, const vnl_diag_matrix< T > &v) |
Binary save vnl_diag_matrix to stream. | |
template<class T > | |
void | vsl_b_read (vsl_b_istream &is, vnl_diag_matrix< T > &v) |
Binary load vnl_diag_matrix from stream. | |
template<class T > | |
void | vsl_print_summary (vcl_ostream &os, const vnl_diag_matrix< T > &b) |
Print human readable summary of object to a stream. | |
template<class T > | |
vcl_ostream & | operator<< (vcl_ostream &, vnl_diag_matrix< T > const &) |
template<class T > | |
vnl_diag_matrix< T > | operator* (vnl_diag_matrix< T > const &A, vnl_diag_matrix< T > const &B) |
Multiply two vnl_diag_matrices. Just multiply the diag elements - n flops. | |
template<class T > | |
vnl_diag_matrix< T > | operator+ (vnl_diag_matrix< T > const &A, vnl_diag_matrix< T > const &B) |
Add two vnl_diag_matrices. Just add the diag elements - n flops. | |
template<class T > | |
vnl_diag_matrix< T > | operator- (vnl_diag_matrix< T > const &A, vnl_diag_matrix< T > const &B) |
Subtract two vnl_diag_matrices. Just subtract the diag elements - n flops. | |
template<class T > | |
vcl_ostream & | vnl_matlab_print (vcl_ostream &, vnl_diag_matrix< T > const &, char const *variable_name=0, vnl_matlab_print_format=vnl_matlab_print_format_default) |
print a vnl_diagonal_matrix<T>. |
stores a diagonal matrix as a single vector.
vnl_diag_matrix stores a diagonal matrix for time and space efficiency. Specifically, only the diagonal elements are stored, and some matrix operations (currently *, + and -) are overloaded to use more efficient algorithms.
Definition at line 40 of file vnl_diag_matrix.h.
typedef vnl_vector<T>::const_iterator vnl_diag_matrix< T >::const_iterator |
Definition at line 120 of file vnl_diag_matrix.h.
typedef vnl_vector<T>::iterator vnl_diag_matrix< T >::iterator |
Definition at line 117 of file vnl_diag_matrix.h.
vnl_diag_matrix< T >::vnl_diag_matrix | ( | ) | [inline] |
Definition at line 45 of file vnl_diag_matrix.h.
vnl_diag_matrix< T >::vnl_diag_matrix | ( | unsigned | nn | ) | [inline] |
Construct an empty diagonal matrix.
Definition at line 48 of file vnl_diag_matrix.h.
vnl_diag_matrix< T >::vnl_diag_matrix | ( | unsigned | nn, |
T const & | value | ||
) | [inline] |
Construct a diagonal matrix with diagonal elements equal to value.
Definition at line 51 of file vnl_diag_matrix.h.
vnl_diag_matrix< T >::vnl_diag_matrix | ( | vnl_vector< T > const & | that | ) | [inline] |
Construct a diagonal matrix from a vnl_vector.
The vector elements become the diagonal elements.
Definition at line 55 of file vnl_diag_matrix.h.
vnl_diag_matrix< T >::~vnl_diag_matrix | ( | ) | [inline] |
Definition at line 56 of file vnl_diag_matrix.h.
vnl_matrix<T> vnl_diag_matrix< T >::as_ref | ( | ) | const [inline] |
Definition at line 132 of file vnl_diag_matrix.h.
vnl_matrix< T > vnl_diag_matrix< T >::asMatrix | ( | ) | const [inline] |
Convert a vnl_diag_matrix to a Matrix.
Definition at line 162 of file vnl_diag_matrix.h.
iterator vnl_diag_matrix< T >::begin | ( | ) | [inline] |
Definition at line 118 of file vnl_diag_matrix.h.
const_iterator vnl_diag_matrix< T >::begin | ( | ) | const [inline] |
Definition at line 121 of file vnl_diag_matrix.h.
void vnl_diag_matrix< T >::clear | ( | ) | [inline] |
Definition at line 139 of file vnl_diag_matrix.h.
unsigned vnl_diag_matrix< T >::cols | ( | ) | const [inline] |
Definition at line 126 of file vnl_diag_matrix.h.
unsigned vnl_diag_matrix< T >::columns | ( | ) | const [inline] |
Definition at line 127 of file vnl_diag_matrix.h.
T* vnl_diag_matrix< T >::data_block | ( | ) | [inline] |
Return pointer to the diagonal elements as a contiguous 1D C array;.
Definition at line 143 of file vnl_diag_matrix.h.
T const* vnl_diag_matrix< T >::data_block | ( | ) | const [inline] |
Definition at line 144 of file vnl_diag_matrix.h.
T vnl_diag_matrix< T >::determinant | ( | ) | const [inline] |
Return determinant as product of diagonal values.
Definition at line 193 of file vnl_diag_matrix.h.
vnl_vector<T> const& vnl_diag_matrix< T >::diagonal | ( | ) | const [inline] |
Return diagonal elements as a vector.
Definition at line 107 of file vnl_diag_matrix.h.
iterator vnl_diag_matrix< T >::end | ( | ) | [inline] |
Definition at line 119 of file vnl_diag_matrix.h.
const_iterator vnl_diag_matrix< T >::end | ( | ) | const [inline] |
Definition at line 122 of file vnl_diag_matrix.h.
vnl_diag_matrix& vnl_diag_matrix< T >::fill | ( | T const & | x | ) | [inline] |
Definition at line 140 of file vnl_diag_matrix.h.
vnl_diag_matrix& vnl_diag_matrix< T >::fill_diagonal | ( | T const & | v | ) | [inline] |
Set all diagonal elements of matrix to specified value.
Definition at line 110 of file vnl_diag_matrix.h.
T vnl_diag_matrix< T >::get | ( | unsigned | r, |
unsigned | c | ||
) | const [inline] |
get element with boundary checks.
Definition at line 99 of file vnl_diag_matrix.h.
vnl_vector<T> vnl_diag_matrix< T >::get_diagonal | ( | ) | const [inline] |
Return a vector (copy) with the content of the (main) diagonal.
Definition at line 104 of file vnl_diag_matrix.h.
vnl_diag_matrix< T > & vnl_diag_matrix< T >::invert_in_place | ( | ) | [inline] |
Invert a vnl_diag_matrix in-situ.
Just replaces each element with its reciprocal.
Definition at line 181 of file vnl_diag_matrix.h.
vnl_diag_matrix< T >::operator vnl_matrix< T > | ( | ) | const [inline] |
Definition at line 135 of file vnl_diag_matrix.h.
T vnl_diag_matrix< T >::operator() | ( | unsigned | i, |
unsigned | j | ||
) | const [inline] |
Definition at line 79 of file vnl_diag_matrix.h.
T& vnl_diag_matrix< T >::operator() | ( | unsigned | i, |
unsigned | j | ||
) | [inline] |
Definition at line 83 of file vnl_diag_matrix.h.
T& vnl_diag_matrix< T >::operator() | ( | unsigned | i | ) | [inline] |
Definition at line 87 of file vnl_diag_matrix.h.
T const& vnl_diag_matrix< T >::operator() | ( | unsigned | i | ) | const [inline] |
Definition at line 88 of file vnl_diag_matrix.h.
vnl_diag_matrix<T>& vnl_diag_matrix< T >::operator*= | ( | T | v | ) | [inline] |
In-place arithmetic operation.
Definition at line 66 of file vnl_diag_matrix.h.
vnl_diag_matrix<T>& vnl_diag_matrix< T >::operator/= | ( | T | v | ) | [inline] |
In-place arithmetic operation.
Definition at line 68 of file vnl_diag_matrix.h.
vnl_diag_matrix& vnl_diag_matrix< T >::operator= | ( | vnl_diag_matrix< T > const & | that | ) | [inline] |
Definition at line 58 of file vnl_diag_matrix.h.
T& vnl_diag_matrix< T >::operator[] | ( | unsigned | i | ) | [inline] |
Definition at line 90 of file vnl_diag_matrix.h.
T const& vnl_diag_matrix< T >::operator[] | ( | unsigned | i | ) | const [inline] |
Definition at line 91 of file vnl_diag_matrix.h.
void vnl_diag_matrix< T >::put | ( | unsigned | r, |
unsigned | c, | ||
T const & | v | ||
) | [inline] |
set element with boundary checks.
Definition at line 94 of file vnl_diag_matrix.h.
unsigned vnl_diag_matrix< T >::rows | ( | ) | const [inline] |
Definition at line 125 of file vnl_diag_matrix.h.
vnl_diag_matrix& vnl_diag_matrix< T >::set | ( | vnl_vector< T > const & | v | ) | [inline] |
Set diagonal elements using vector.
Definition at line 147 of file vnl_diag_matrix.h.
vnl_diag_matrix& vnl_diag_matrix< T >::set_diagonal | ( | vnl_vector< T > const & | v | ) | [inline] |
Sets the diagonal elements of this matrix to the specified list of values.
Definition at line 113 of file vnl_diag_matrix.h.
void vnl_diag_matrix< T >::set_size | ( | int | n | ) | [inline] |
Definition at line 137 of file vnl_diag_matrix.h.
unsigned vnl_diag_matrix< T >::size | ( | ) | const [inline] |
Definition at line 124 of file vnl_diag_matrix.h.
vnl_vector< T > vnl_diag_matrix< T >::solve | ( | vnl_vector< T > const & | b | ) | const |
Return inv(D) * b.
Definition at line 14 of file vnl_diag_matrix.txx.
void vnl_diag_matrix< T >::solve | ( | vnl_vector< T > const & | b, |
vnl_vector< T > * | out | ||
) | const |
Return inv(D) * b.
Definition at line 25 of file vnl_diag_matrix.txx.
vnl_diag_matrix< T > operator* | ( | vnl_diag_matrix< T > const & | A, |
vnl_diag_matrix< T > const & | B | ||
) | [related] |
Multiply two vnl_diag_matrices. Just multiply the diag elements - n flops.
Definition at line 206 of file vnl_diag_matrix.h.
vnl_diag_matrix< T > operator+ | ( | vnl_diag_matrix< T > const & | A, |
vnl_diag_matrix< T > const & | B | ||
) | [related] |
Add two vnl_diag_matrices. Just add the diag elements - n flops.
Definition at line 247 of file vnl_diag_matrix.h.
vnl_diag_matrix< T > operator- | ( | vnl_diag_matrix< T > const & | A, |
vnl_diag_matrix< T > const & | B | ||
) | [related] |
Subtract two vnl_diag_matrices. Just subtract the diag elements - n flops.
Definition at line 283 of file vnl_diag_matrix.h.
vcl_ostream & operator<< | ( | vcl_ostream & | , |
vnl_diag_matrix< T > const & | |||
) | [related] |
vcl_ostream & vnl_matlab_print | ( | vcl_ostream & | , |
vnl_diag_matrix< T > const & | , | ||
char const * | variable_name = 0 , |
||
vnl_matlab_print_format | = vnl_matlab_print_format_default |
||
) | [related] |
print a vnl_diagonal_matrix<T>.
void vsl_b_read | ( | vsl_b_istream & | is, |
vnl_diag_matrix< T > & | v | ||
) | [related] |
Binary load vnl_diag_matrix from stream.
void vsl_b_write | ( | vsl_b_ostream & | os, |
const vnl_diag_matrix< T > & | v | ||
) | [related] |
Binary save vnl_diag_matrix to stream.
void vsl_print_summary | ( | vcl_ostream & | os, |
const vnl_diag_matrix< T > & | b | ||
) | [related] |
Print human readable summary of object to a stream.
vnl_vector<T> vnl_diag_matrix< T >::diagonal_ [private] |
Definition at line 42 of file vnl_diag_matrix.h.