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

Detailed Description

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

Definition at line 1355 of file FD_expressions.hpp.

Public Types
typedef exp2::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.
auto	getGrid () -> decltype(first_or_second< has_getGrid< exp1 >::value, exp1, exp2 >::getGrid(o1, o2))
	Return the grid on which is acting.
auto	getGrid () const -> decltype(first_or_second< has_getGrid< exp1 >::value, exp1, exp2 >::getGrid(o1, o2))
	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 exp2::gtype FD::grid_dist_expression_op< exp1, exp2, mul >::gtype

Definition at line 1365 of file FD_expressions.hpp.

Constructor & Destructor Documentation

grid_dist_expression_op()

template<typename exp1 , typename exp2 >

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

inline

Costruct a FD expression out of two expressions.

Definition at line 1368 of file FD_expressions.hpp.

Member Function Documentation

getGrid() [1/2]

template<typename exp1 , typename exp2 >

auto FD::grid_dist_expression_op< exp1, exp2, mul >::getGrid ( ) -> decltype(first_or_second<has_getGrid<exp1>::value,exp1,exp2>::getGrid(o1,o2))

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 1404 of file FD_expressions.hpp.

getGrid() [2/2]

template<typename exp1 , typename exp2 >

auto FD::grid_dist_expression_op< exp1, exp2, mul >::getGrid ( ) const -> decltype(first_or_second<has_getGrid<exp1>::value,exp1,exp2>::getGrid(o1,o2))

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 1416 of file FD_expressions.hpp.

init()

template<typename exp1 , typename exp2 >

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

inline

This function must be called before value.

it initialize the expression if needed

Definition at line 1377 of file FD_expressions.hpp.

value()

template<typename exp1 , typename exp2 >

auto FD::grid_dist_expression_op< exp1, exp2, mul >::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 1390 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, mul >::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 1422 of file FD_expressions.hpp.

Field Documentation

o1

template<typename exp1 , typename exp2 >

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

private

expression 1

Definition at line 1358 of file FD_expressions.hpp.

o2

template<typename exp1 , typename exp2 >

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

private

expression 1

Definition at line 1361 of file FD_expressions.hpp.

---

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

• openfpm_numerics/src/FiniteDifference/FD_expressions.hpp