/**
* Copy the contents of the matrix to another addressable matrix. The matrices must have the same dimensions, else an
* assertion failure is generated.
*/
template <typename U> void copyTo(AddressableMatrix<U> & dst) const
{
long nr = this->numRows(), nc = this->numColumns();
alwaysAssertM(nr == dst.numRows() && nc == dst.numColumns(),
"AddressableMatrix: Copy destination has different dimensions");
for (long r = 0; r < nr; ++r)
for (long c = 0; c < nc; ++c)
dst.set(r, c, get(r, c));
}
/** Constructor. */
ConstIterator(AddressableMatrix const & m_, long r = 0, long c = 0)
: m(m_), nrows(m_.numRows()), ncols(m_.numColumns()), entry(IndexPair(r, c), 0)
{}
