vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE > Class Template Reference

expression that encapsulate a vector reduction expression More...

Detailed Description

template<typename exp1>
class vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >

expression that encapsulate a vector reduction expression

Template Parameters

exp1	expression 1
vector_type	type of vector on which the expression is acting

Definition at line 408 of file vector_dist_operators_functions.hpp.

#include <vector_dist_operators_functions.hpp>

Public Types
typedef exp1::is_ker	is_ker
	Indicate if it is an in kernel expression.
typedef vector_result< typenameexp1::vtype, void >::type	vtype
	return the vector type on which this expression operate
typedef vector_is_sort_result< exp1::is_sort::value, false >::type	is_sort
	result for is sort
typedef nn_type_result< typenameexp1::NN_type, void >::type	NN_type
	NN_type.

Public Member Functions
	vector_dist_expression_op (const exp1 &o1)
	constructor from an epxression exp1 and a vector vd
void	init () const
	sum reduction require initialization where we calculate the reduction
NN_type *	getNN () const
	get the NN object
std::remove_reference< rtype >::type	get ()
	it return the result of the expression
template<typename r_type = typename std::remove_reference<rtype>::type>
__device__ __host__ r_type	value (const vect_dist_key_dx &key) const
	it return the result of the expression (precalculated before)
vtype &	getVector ()
	Return the vector on which is acting.
const vtype &	getVector () const
	Return the vector on which is acting.

Private Types
typedef apply_kernel_rtype< decltype(o1.value(vect_dist_key_dx()))>::rtype	rtype
	return type of this expression

Private Attributes
const exp1	o1
	expression on which apply the reduction
std::remove_reference< rtype >::type	val
	return type of the calculated value (without reference)

Member Typedef Documentation

is_ker

template<typename exp1 >

typedef exp1::is_ker vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::is_ker

Indicate if it is an in kernel expression.

Definition at line 423 of file vector_dist_operators_functions.hpp.

is_sort

template<typename exp1 >

typedef vector_is_sort_result<exp1::is_sort::value,false>::type vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::is_sort

result for is sort

Definition at line 429 of file vector_dist_operators_functions.hpp.

NN_type

template<typename exp1 >

typedef nn_type_result<typenameexp1::NN_type,void>::type vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::NN_type

NN_type.

Definition at line 432 of file vector_dist_operators_functions.hpp.

rtype

template<typename exp1 >

typedef apply_kernel_rtype<decltype(o1.value(vect_dist_key_dx()))>::rtype vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::rtype

private

return type of this expression

Definition at line 415 of file vector_dist_operators_functions.hpp.

vtype

template<typename exp1 >

typedef vector_result<typenameexp1::vtype,void>::type vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::vtype

return the vector type on which this expression operate

Definition at line 426 of file vector_dist_operators_functions.hpp.

Constructor & Destructor Documentation

vector_dist_expression_op()

template<typename exp1 >

vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::vector_dist_expression_op ( const exp1 &  o1 )

inline

constructor from an epxression exp1 and a vector vd

Definition at line 435 of file vector_dist_operators_functions.hpp.

Member Function Documentation

get()

template<typename exp1 >

std::remove_reference< rtype >::type vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::get ( )

inline

it return the result of the expression

Definition at line 457 of file vector_dist_operators_functions.hpp.

getNN()

template<typename exp1 >

NN_type * vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::getNN ( ) const

inline

get the NN object

Returns

the NN object

Definition at line 451 of file vector_dist_operators_functions.hpp.

getVector() [1/2]

template<typename exp1 >

vtype & vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::getVector ( )

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 477 of file vector_dist_operators_functions.hpp.

getVector() [2/2]

template<typename exp1 >

const vtype & vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::getVector ( ) 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 489 of file vector_dist_operators_functions.hpp.

init()

template<typename exp1 >

void vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::init ( ) const

inline

sum reduction require initialization where we calculate the reduction

Definition at line 441 of file vector_dist_operators_functions.hpp.

value()

template<typename exp1 >

template<typename r_type = typename std::remove_reference<rtype>::type>

__device__ __host__ r_type vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::value ( const vect_dist_key_dx &  key ) const

inline

it return the result of the expression (precalculated before)

Definition at line 465 of file vector_dist_operators_functions.hpp.

Field Documentation

o1

template<typename exp1 >

const exp1 vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::o1

private

expression on which apply the reduction

Definition at line 412 of file vector_dist_operators_functions.hpp.

val

template<typename exp1 >

std::remove_reference<rtype>::type vector_dist_expression_op< exp1, void, VECT_SUM_REDUCE >::val

mutableprivate

return type of the calculated value (without reference)

Definition at line 418 of file vector_dist_operators_functions.hpp.

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

• openfpm_numerics/src/Operators/Vector/vector_dist_operators_functions.hpp