it take an expression and create the negatove of this expression More...

Detailed Description

template<typename exp1, int n>
class FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >

it take an expression and create the negatove of this expression

Definition at line 1633 of file FD_expressions.hpp.

#include <FD_expressions.hpp>

Public Types
typedef std::false_type	is_ker

typedef exp1::gtype	gtype

typedef boost::mpl::at< typenamegtype::value_type::type, boost::mpl::int_< exp1::prop > >::type	property_act
	property on which this view is acting

Public Member Functions
	grid_dist_expression_op (const exp1 &o1, int(&comp)[n], int var_id)
	constructor from an expresssion

const gtype &	getGrid () const
	Return the vector on which is acting.

gtype &	getGrid ()
	Return the vector on which is acting.

void	init () const
	initialize the expression tree

auto	value (grid_dist_key_dx< gtype::dims > &key, comb< gtype::dims > &c_where) const -> decltype(get_grid_dist_expression_op< n, n==rank_gen< property_act >::type::value >::get(o1, key, c_where, comp))
	Return the result of the expression.

auto	value_ref (grid_dist_key_dx< gtype::dims > &key, comb< gtype::dims > &c_where) const -> decltype(get_grid_dist_expression_op< n, n==rank_gen< property_act >::type::value >::get_ref(o1, key, c_where, comp))
	Return the result of the expression.

auto	get (grid_dist_key_dx< gtype::dims > &key, comb< gtype::dims > &c_where) const -> decltype(value(key, c_where))
	Return the result of the expression.

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

grid_dist_expression_op< exp1, boost::mpl::int_< n+1 >, g_comp >	operator[] (int comp_)

gtype::stype	get (grid_dist_key_dx< gtype::dims > &key)

template<unsigned int prp2, typename gtype2 , unsigned int impl>
gtype &	operator= (const grid_dist_expression< prp2, gtype2, impl > &v_exp)
	Fill the vector property with the evaluated expression.

template<typename exp1_ , typename exp2_ , typename op >
gtype &	operator= (const grid_dist_expression_op< exp1_, exp2_, op > &v_exp)
	Fill the vector property with the evaluated expression.

gtype &	operator= (double d)
	Fill the vector property with the double.

int	isConstant ()

Static Public Attributes
static const unsigned int	prop = exp1::prop
	Property id of the point.

Private Types
typedef grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >	myself

Private Member Functions
void	setVarId (int var_id)

Private Attributes
exp1	o1
	expression 1

int	comp [n]
	component

int	var_id = 0

Member Typedef Documentation

◆ gtype

template<typename exp1 , int n>

typedef exp1::gtype FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::gtype

Definition at line 1653 of file FD_expressions.hpp.

◆ is_ker

template<typename exp1 , int n>

typedef std::false_type FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::is_ker

Definition at line 1651 of file FD_expressions.hpp.

◆ myself

template<typename exp1 , int n>

typedef grid_dist_expression_op<exp1,boost::mpl::int_<n>,g_comp> FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::myself

private

Definition at line 1647 of file FD_expressions.hpp.

◆ property_act

template<typename exp1 , int n>

typedef boost::mpl::at<typenamegtype::value_type::type,boost::mpl::int_<exp1::prop>>::type FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::property_act

property on which this view is acting

Definition at line 1698 of file FD_expressions.hpp.

Constructor & Destructor Documentation

◆ grid_dist_expression_op()

template<typename exp1 , int n>

FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::grid_dist_expression_op	(	const exp1 &	o1,
		int(&)	comp[n],
		int	var_id
	)

inline

constructor from an expresssion

Definition at line 1660 of file FD_expressions.hpp.

Member Function Documentation

◆ get() [1/2]

template<typename exp1 , int n>

gtype::stype FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::get ( grid_dist_key_dx< gtype::dims > & key )

inline

Definition at line 1781 of file FD_expressions.hpp.

◆ get() [2/2]

template<typename exp1 , int n>

auto FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::get	(	grid_dist_key_dx< gtype::dims > &	key,
		comb< gtype::dims > &	c_where
	)		const -> decltype(value(key,c_where))

inline

Return the result of the expression.

Note: this function must be deactivated on transitional objects. Suppose we are slicing a tensor of rank 2 an object of rank 1 is implicitly created for such object we have to deactivate this function because ill-formed

Parameters

key	point where to evaluate

Definition at line 1740 of file FD_expressions.hpp.

◆ getGrid() [1/2]

template<typename exp1 , int n>

gtype & FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::getGrid ( )

inline

Return the vector on which is acting.

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

Returns: the vector

Definition at line 1686 of file FD_expressions.hpp.

◆ getGrid() [2/2]

template<typename exp1 , int n>

const gtype & FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::getGrid ( ) const

inline

Return the vector on which is acting.

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

Returns: the vector

Definition at line 1674 of file FD_expressions.hpp.

◆ init()

template<typename exp1 , int n>

void FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::init ( ) const

inline

initialize the expression tree

Definition at line 1692 of file FD_expressions.hpp.

◆ isConstant()

template<typename exp1 , int n>

int FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::isConstant ( )

inline

Definition at line 1876 of file FD_expressions.hpp.

◆ operator=() [1/3]

template<typename exp1 , int n>

template<unsigned int prp2, typename gtype2 , unsigned int impl>

gtype & FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::operator= ( const grid_dist_expression< prp2, gtype2, impl > & v_exp )

inline

Fill the vector property with the evaluated expression.

Parameters

v_exp expression to evaluate

Returns: itself

Definition at line 1796 of file FD_expressions.hpp.

◆ operator=() [2/3]

template<typename exp1 , int n>

template<typename exp1_ , typename exp2_ , typename op >

gtype & FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::operator= ( const grid_dist_expression_op< exp1_, exp2_, op > & v_exp )

inline

Fill the vector property with the evaluated expression.

Parameters

v_exp expression to evaluate

Returns: itself

Definition at line 1826 of file FD_expressions.hpp.

◆ operator=() [3/3]

template<typename exp1 , int n>

gtype & FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::operator= ( double d )

inline

Fill the vector property with the double.

Parameters

d	value to fill

Returns: the internal vector

Definition at line 1856 of file FD_expressions.hpp.

◆ operator[]()

template<typename exp1 , int n>

grid_dist_expression_op< exp1, boost::mpl::int_< n+1 >, g_comp > FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::operator[] ( int comp_ )

inline

Definition at line 1767 of file FD_expressions.hpp.

◆ setVarId()

template<typename exp1 , int n>

void FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::setVarId ( int var_id )

inlineprivate

Definition at line 1642 of file FD_expressions.hpp.

◆ value()

template<typename exp1 , int n>

auto FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::value	(	grid_dist_key_dx< gtype::dims > &	key,
		comb< gtype::dims > &	c_where
	)		const -> decltype(get_grid_dist_expression_op<n,n == rank_gen<property_act>::type::value>::get(o1,key,c_where,comp))

inline

Return the result of the expression.

Note: this function must be deactivated on transitional objects. Suppose we are slicing a tensor of rank 2 an object of rank 1 is implicitly created for such object we have to deactivate this function because ill-formed

Parameters

key	point where to evaluate

Definition at line 1710 of file FD_expressions.hpp.

◆ value_nz()

template<typename exp1 , int n>

template<typename Sys_eqs , typename gmap_type , typename unordered_map_type >

void FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::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 1746 of file FD_expressions.hpp.

◆ value_ref()

template<typename exp1 , int n>

auto FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::value_ref	(	grid_dist_key_dx< gtype::dims > &	key,
		comb< gtype::dims > &	c_where
	)		const -> decltype(get_grid_dist_expression_op<n,n == rank_gen<property_act>::type::value>::get_ref(o1,key,c_where,comp))

inline

Return the result of the expression.

Note: this function must be deactivated on transitional objects. Suppose we are slicing a tensor of rank 2 an object of rank 1 is implicitly created for such object we have to deactivate this function because ill-formed

Parameters

key	point where to evaluate

Definition at line 1725 of file FD_expressions.hpp.

Field Documentation

◆ comp

template<typename exp1 , int n>

int FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::comp[n]

private

component

Definition at line 1639 of file FD_expressions.hpp.

◆ o1

template<typename exp1 , int n>

exp1 FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::o1

private

expression 1

Definition at line 1636 of file FD_expressions.hpp.

◆ prop

template<typename exp1 , int n>

const unsigned int FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::prop = exp1::prop

static

Property id of the point.

Definition at line 1656 of file FD_expressions.hpp.

◆ var_id

template<typename exp1 , int n>

int FD::grid_dist_expression_op< exp1, boost::mpl::int_< n >, g_comp >::var_id = 0

private

Definition at line 1641 of file FD_expressions.hpp.

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

openfpm_numerics/src/FiniteDifference/FD_expressions.hpp

Detailed Description

Public Types

Public Member Functions

Static Public Attributes

Private Types

Private Member Functions

Private Attributes

Member Typedef Documentation

◆ gtype

◆ is_ker

◆ myself

◆ property_act

Constructor & Destructor Documentation

◆ grid_dist_expression_op()

Member Function Documentation

◆ get() [1/2]

◆ get() [2/2]

◆ getGrid() [1/2]

◆ getGrid() [2/2]

◆ init()

◆ isConstant()

◆ operator=() [1/3]

◆ operator=() [2/3]

◆ operator=() [3/3]

◆ operator[]()

◆ setVarId()

◆ value()

◆ value_nz()

◆ value_ref()

Field Documentation

◆ comp

◆ o1

◆ prop

◆ var_id