detray::algebra::fastor::storage::element_getter Struct Reference

Functor used to access elements of Fastor matrices. More...

#include <algebra/impl/fastor_getter.hpp>

Public Member Functions
template<std::size_t N, concepts::scalar scalar_t>
constexpr scalar_t	operator() (const Fastor::Tensor< scalar_t, N > &m, std::size_t row) const
	Read a vector element.
template<std::size_t N, concepts::scalar scalar_t>
constexpr scalar_t	operator() (const Fastor::Tensor< scalar_t, N, 1 > &m, std::size_t row) const
	Read an element of a single-column matrix.
template<std::size_t ROWS, std::size_t COLS, concepts::scalar scalar_t>
constexpr scalar_t	operator() (const Fastor::Tensor< scalar_t, ROWS, COLS > &m, std::size_t row, std::size_t col) const
	Read a matrix element.
template<std::size_t N, concepts::scalar scalar_t>
constexpr scalar_t &	operator() (Fastor::Tensor< scalar_t, N > &m, std::size_t row) const
	Access a mutable vector element.
template<std::size_t N, concepts::scalar scalar_t>
constexpr scalar_t &	operator() (Fastor::Tensor< scalar_t, N, 1 > &m, std::size_t row) const
	Access a mutable element of a single-column matrix.
template<std::size_t ROWS, std::size_t COLS, concepts::scalar scalar_t>
constexpr scalar_t &	operator() (Fastor::Tensor< scalar_t, ROWS, COLS > &m, std::size_t row, std::size_t col) const
	Access a mutable matrix element.

Detailed Description

Functor used to access elements of Fastor matrices.

Member Function Documentation

operator()() [1/6]

template<std::size_t N, concepts::scalar scalar_t>

scalar_t detray::algebra::fastor::storage::element_getter::operator() ( const Fastor::Tensor< scalar_t, N > & m, std::size_t row ) const

constexpr

Read a vector element.

Parameters

m	Vector to read.
row	Zero-based element index.

Returns

The element value.

operator()() [2/6]

template<std::size_t N, concepts::scalar scalar_t>

scalar_t detray::algebra::fastor::storage::element_getter::operator() ( const Fastor::Tensor< scalar_t, N, 1 > & m, std::size_t row ) const

constexpr

Read an element of a single-column matrix.

Parameters

m	Matrix to read.
row	Zero-based row index.

Returns

The element value.

operator()() [3/6]

template<std::size_t ROWS, std::size_t COLS, concepts::scalar scalar_t>

scalar_t detray::algebra::fastor::storage::element_getter::operator() ( const Fastor::Tensor< scalar_t, ROWS, COLS > & m, std::size_t row, std::size_t col ) const

constexpr

Read a matrix element.

Parameters

m	Matrix to read.
row	Zero-based row index.
col	Zero-based column index.

Returns

The element value.

operator()() [4/6]

template<std::size_t N, concepts::scalar scalar_t>

scalar_t & detray::algebra::fastor::storage::element_getter::operator() ( Fastor::Tensor< scalar_t, N > & m, std::size_t row ) const

constexpr

Access a mutable vector element.

Parameters

m	Vector to access.
row	Zero-based element index.

Returns

A mutable reference to the element.

operator()() [5/6]

template<std::size_t N, concepts::scalar scalar_t>

scalar_t & detray::algebra::fastor::storage::element_getter::operator() ( Fastor::Tensor< scalar_t, N, 1 > & m, std::size_t row ) const

constexpr

Access a mutable element of a single-column matrix.

Parameters

m	Matrix to access.
row	Zero-based row index.

Returns

A mutable reference to the element.

operator()() [6/6]

template<std::size_t ROWS, std::size_t COLS, concepts::scalar scalar_t>

scalar_t & detray::algebra::fastor::storage::element_getter::operator() ( Fastor::Tensor< scalar_t, ROWS, COLS > & m, std::size_t row, std::size_t col ) const

constexpr

Access a mutable matrix element.

Parameters

m	Matrix to access.
row	Zero-based row index.
col	Zero-based column index.

Returns

A mutable reference to the element.