A runtime-sized dense matrix. More...
Public Member Functions | |
| DynamicMatrix () | |
| defautl constructor, no allocation | |
| DynamicMatrix (std::size_t m, std::size_t n) | |
| construct with size m by n | |
| std::size_t | getRows () const |
| get the number of rows (first index) | |
| std::size_t | getColumns () const |
| get the number of columns (second index) | |
| void | setSize (std::size_t m, std::size_t n) |
| resize to m by n | |
| double | operator() (std::size_t i, std::size_t j) const |
| immutable index operator | |
| double & | operator() (std::size_t i, std::size_t j) |
| mutable index operator | |
| DynamicMatrix & | operator+= (DynamicMatrix const &b) |
| add a matrix to this matrix | |
| DynamicMatrix & | operator-= (DynamicMatrix const &b) |
| subtract a matrix from this matrix | |
| DynamicMatrix & | operator*= (double s) |
| multiply this matrix by a scalar | |
| DynamicMatrix & | operator/= (double s) |
| divide this matrix by a scalar | |
| void | getRow (std::size_t i, DynamicVector &r) const |
| copy row data into a DynamicVector | |
| void | getColumn (std::size_t j, DynamicVector &r) const |
| copy column data into a DynamicVector | |
| void | setRow (std::size_t i, DynamicVector const &r) |
| copy row data from a DynamicVector | |
| void | setColumn (std::size_t j, DynamicVector const &r) |
| copy column data from a DynamicVector | |
A runtime-sized dense matrix.
see apf::DynamicVector for some general guidance on apf::DynamicMatrix as opposed to apf::Matrix. This class is meant to be used for small matrices whose size is not known at compile time. For big, sparse, or parallel matrices, look outside of APF.
1.7.1
