Matrix &operator+=(const Matrix &);
Matrix &operator-=(const Matrix &);
- Matrix &exchange_rows(unsigned, unsigned);
- Matrix &multiply_row(unsigned, T);
- Matrix &add_row(unsigned, unsigned, T);
+ Matrix &exchange_columns(unsigned, unsigned);
+ Matrix &multiply_column(unsigned, T);
+ Matrix &add_column(unsigned, unsigned, T);
};
template<typename T, unsigned M, unsigned N>
}
template<typename T, unsigned M, unsigned N>
-inline Matrix<T, M, N> &Matrix<T, M, N>::exchange_rows(unsigned i, unsigned j)
+inline Matrix<T, M, N> &Matrix<T, M, N>::exchange_columns(unsigned i, unsigned j)
{
using std::swap;
- for(unsigned k=0; k<N; ++k)
- swap(element(i, k), element(j, k));
+ for(unsigned k=0; k<M; ++k)
+ swap(element(k, i), element(k, j));
return *this;
}
template<typename T, unsigned M, unsigned N>
-inline Matrix<T, M, N> &Matrix<T, M, N>::multiply_row(unsigned i, T s)
+inline Matrix<T, M, N> &Matrix<T, M, N>::multiply_column(unsigned i, T s)
{
- for(unsigned k=0; k<N; ++k)
- element(i, k) *= s;
+ for(unsigned k=0; k<M; ++k)
+ element(k, i) *= s;
return *this;
}
template<typename T, unsigned M, unsigned N>
-inline Matrix<T, M, N> &Matrix<T, M, N>::add_row(unsigned i, unsigned j, T s)
+inline Matrix<T, M, N> &Matrix<T, M, N>::add_column(unsigned i, unsigned j, T s)
{
- for(unsigned k=0; k<N; ++k)
- element(j, k) += element(i, k)*s;
+ for(unsigned k=0; k<M; ++k)
+ element(k, j) += element(k, i)*s;
return *this;
}