A particular Side along a particular coordinate Axis. More...

#include <Direction.hpp>

Public Member Functions
	Direction (Axis axis, Side side)
	Construct by specifying an Axis and a Side.

	Direction (size_t dimension, Side side)
	Construct by specifying a dimension and a Side.

	Direction ()
	Default constructor for Charm++ serialization.

size_t	dimension () const
	The dimension of the Direction.

Axis	axis () const
	The Axis of the Direction.

Side	side () const
	The side of the Direction.

double	sign () const
	The sign for the normal to the Side. More...

Direction< VolumeDim >	opposite () const
	The opposite Direction.

uint8_t	bits () const

void	pup (PUP::er &p)
	Serialization for Charm++.

Static Public Member Functions
static Direction< VolumeDim >	self ()
	Get a Direction representing "self" or "no direction".

static const std::array< Direction< VolumeDim >, 2 *VolumeDim > &	all_directions ()


static Direction< VolumeDim >	lower_xi ()
	Helper functions for creating specific Directions. These are labeled by the logical-coordinate names (Xi,Eta,Zeta).

static Direction< VolumeDim >	upper_xi ()
	Helper functions for creating specific Directions. These are labeled by the logical-coordinate names (Xi,Eta,Zeta).

static Direction< VolumeDim >	lower_eta ()
	Helper functions for creating specific Directions. These are labeled by the logical-coordinate names (Xi,Eta,Zeta).

static Direction< VolumeDim >	upper_eta ()
	Helper functions for creating specific Directions. These are labeled by the logical-coordinate names (Xi,Eta,Zeta).

static Direction< VolumeDim >	lower_zeta ()
	Helper functions for creating specific Directions. These are labeled by the logical-coordinate names (Xi,Eta,Zeta).

static Direction< VolumeDim >	upper_zeta ()
	Helper functions for creating specific Directions. These are labeled by the logical-coordinate names (Xi,Eta,Zeta).

Static Public Attributes
static constexpr const size_t	volume_dim = VolumeDim

static constexpr uint8_t	axis_mask = 0b0011

static constexpr uint8_t	side_mask = 0b1100

static constexpr uint8_t	all_mask = 0b1111

static constexpr uint8_t	number_of_bits = 4

Friends
template<size_t LocalVolumeDim>
bool	operator== (const Direction< LocalVolumeDim > &lhs, const Direction< LocalVolumeDim > &rhs)

template<size_t LocalVolumeDim>
size_t	hash_value (const Direction< LocalVolumeDim > &d)

Detailed Description

template<size_t VolumeDim>
class Direction< VolumeDim >

A particular Side along a particular coordinate Axis.

Member Function Documentation

template<size_t VolumeDim>

double Direction< VolumeDim >::sign ( ) const

inline

The sign for the normal to the Side.

This is +1.0 if side() == Side::Upper and -1.0 if side() == Side::Lower, otherwise an ASSERT is triggered.

The documentation for this class was generated from the following file: