FD::grid_dist_expression_op< exp1, exp2, sum > Class Template Reference

Detailed Description

template<typename exp1, typename exp2>
class FD::grid_dist_expression_op< exp1, exp2, sum >

Definition at line 1107 of file FD_expressions.hpp.

Public Types
typedef exp1::gtype	gtype

Public Member Functions
	grid_dist_expression_op (const exp1 &o1, const exp2 &o2)
	Costruct a FD expression out of two expressions.
void	init () const
	This function must be called before value.
auto	value (grid_dist_key_dx< gtype::dims > &key, comb< gtype::dims > &c_where) const -> typename std::remove_reference< decltype(o1.value(key, c_where))>::type
	Evaluate the expression.
gtype &	getGrid ()
	Return the grid on which is acting.
const gtype &	getGrid () const
	Return the grid on which is acting.
template<typename Sys_eqs , typename gmap_type , typename unordered_map_type >
void	value_nz (const gmap_type &g_map, grid_dist_key_dx< Sys_eqs::dims > &key, const grid_sm< Sys_eqs::dims, void > &gs, typename Sys_eqs::stype(&spacing)[Sys_eqs::dims], unordered_map_type &cols, typename Sys_eqs::stype coeff, unsigned int comp, comb< Sys_eqs::dims > &c_where) const

Private Attributes
const exp1	o1
	expression 1
const exp2	o2
	expression 1

Member Typedef Documentation

gtype

template<typename exp1 , typename exp2 >

typedef exp1::gtype FD::grid_dist_expression_op< exp1, exp2, sum >::gtype

Definition at line 1117 of file FD_expressions.hpp.

Constructor & Destructor Documentation

grid_dist_expression_op()

template<typename exp1 , typename exp2 >

FD::grid_dist_expression_op< exp1, exp2, sum >::grid_dist_expression_op ( const exp1 &  o1, const exp2 &  o2  )

inline

Costruct a FD expression out of two expressions.

Definition at line 1120 of file FD_expressions.hpp.

Member Function Documentation

getGrid() [1/2]

template<typename exp1 , typename exp2 >

gtype & FD::grid_dist_expression_op< exp1, exp2, sum >::getGrid ( )

inline

Return the grid on which is acting.

It return the grid used in getVExpr, to get this object

Returns

the grid

Definition at line 1156 of file FD_expressions.hpp.

getGrid() [2/2]

template<typename exp1 , typename exp2 >

const gtype & FD::grid_dist_expression_op< exp1, exp2, sum >::getGrid ( ) const

inline

Return the grid on which is acting.

It return the grid used in getVExpr, to get this object

Returns

the grid

Definition at line 1168 of file FD_expressions.hpp.

init()

template<typename exp1 , typename exp2 >

void FD::grid_dist_expression_op< exp1, exp2, sum >::init ( ) const

inline

This function must be called before value.

it initialize the expression if needed

Definition at line 1129 of file FD_expressions.hpp.

value()

template<typename exp1 , typename exp2 >

auto FD::grid_dist_expression_op< exp1, exp2, sum >::value ( grid_dist_key_dx< gtype::dims > &  key, comb< gtype::dims > &  c_where  ) const -> typename std::remove_reference<decltype(o1.value(key,c_where))>::type

inline

Evaluate the expression.

Parameters

key	where to evaluate the expression

Returns

the result of the expression

Definition at line 1142 of file FD_expressions.hpp.

value_nz()

template<typename exp1 , typename exp2 >

template<typename Sys_eqs , typename gmap_type , typename unordered_map_type >

void FD::grid_dist_expression_op< exp1, exp2, sum >::value_nz ( const gmap_type &  g_map, grid_dist_key_dx< Sys_eqs::dims > &  key, const grid_sm< Sys_eqs::dims, void > &  gs, typename Sys_eqs::stype(&)  spacing[Sys_eqs::dims], unordered_map_type &  cols, typename Sys_eqs::stype  coeff, unsigned int  comp, comb< Sys_eqs::dims > &  c_where  ) const

inline

Definition at line 1174 of file FD_expressions.hpp.

Field Documentation

o1

template<typename exp1 , typename exp2 >

const exp1 FD::grid_dist_expression_op< exp1, exp2, sum >::o1

private

expression 1

Definition at line 1110 of file FD_expressions.hpp.

o2

template<typename exp1 , typename exp2 >

const exp2 FD::grid_dist_expression_op< exp1, exp2, sum >::o2

private

expression 1

Definition at line 1113 of file FD_expressions.hpp.

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

• openfpm_numerics/src/FiniteDifference/FD_expressions.hpp