point_expression_op< orig, exp1, exp2, POINT_SUB_UNI > Class Template Reference

expression that subtract two points More...

Detailed Description

template<typename orig, typename exp1, typename exp2>
class point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >

expression that subtract two points

Template Parameters

orig	original vector
exp1	expression 1
exp2	expression 2

Definition at line 527 of file Point_operators.hpp.

#include <Point_operators.hpp>

Public Types
typedef orig	orig_type
	original type
typedef int	is_expression
	indicate that is an expression
typedef int	has_init
	indicate that this class has an init function
typedef orig::coord_type	return_type
	return type of the expression evaluation
typedef first_or_second_pt< has_coordtype< exp1 >::value, exp1, exp2 >::coord_type	coord_type
	The type of the internal vector.

Public Member Functions
__device__ __host__	point_expression_op (const exp1 &o1)
__device__ __host__ void	init () const
	initialize the the expression
template<typename r_type = typename std::remove_reference<decltype(o1.value(0))>::type>
__device__ __host__ r_type	value (size_t k) const
	evaluate the expression
template<typename T , typename check = typename std::enable_if<!std::is_same<T,orig>::value >::type>
__device__ __host__	operator T () const
	casting to a type T

Static Public Attributes
static const unsigned int	nvals = exp1::nvals
	result dimensionality of this expression

Private Attributes
const exp1	o1
	expression
orig::coord_type	scal
	scalar value produced by the expression

Member Typedef Documentation

coord_type

template<typename orig , typename exp1 , typename exp2 >

typedef first_or_second_pt<has_coordtype<exp1>::value,exp1,exp2>::coord_type point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::coord_type

The type of the internal vector.

Definition at line 553 of file Point_operators.hpp.

has_init

template<typename orig , typename exp1 , typename exp2 >

typedef int point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::has_init

indicate that this class has an init function

Definition at line 544 of file Point_operators.hpp.

is_expression

template<typename orig , typename exp1 , typename exp2 >

typedef int point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::is_expression

indicate that is an expression

Definition at line 541 of file Point_operators.hpp.

orig_type

template<typename orig , typename exp1 , typename exp2 >

typedef orig point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::orig_type

original type

Definition at line 538 of file Point_operators.hpp.

return_type

template<typename orig , typename exp1 , typename exp2 >

typedef orig::coord_type point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::return_type

return type of the expression evaluation

Definition at line 547 of file Point_operators.hpp.

Constructor & Destructor Documentation

point_expression_op()

template<typename orig , typename exp1 , typename exp2 >

__device__ __host__ point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::point_expression_op ( const exp1 &  o1 )

inline

constructor from expression

Parameters

o1	expression1

Definition at line 560 of file Point_operators.hpp.

Member Function Documentation

init()

template<typename orig , typename exp1 , typename exp2 >

__device__ __host__ void point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::init ( ) const

inline

initialize the the expression

Definition at line 565 of file Point_operators.hpp.

operator T()

template<typename orig , typename exp1 , typename exp2 >

template<typename T , typename check = typename std::enable_if<!std::is_same<T,orig>::value >::type>

__device__ __host__ point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::operator T ( ) const

inline

casting to a type T

Definition at line 585 of file Point_operators.hpp.

value()

template<typename orig , typename exp1 , typename exp2 >

template<typename r_type = typename std::remove_reference<decltype(o1.value(0))>::type>

__device__ __host__ r_type point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::value ( size_t  k ) const

inline

evaluate the expression

Parameters

k	evaluate in k

Returns

the result

Definition at line 578 of file Point_operators.hpp.

Field Documentation

nvals

template<typename orig , typename exp1 , typename exp2 >

const unsigned int point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::nvals = exp1::nvals

static

result dimensionality of this expression

Definition at line 550 of file Point_operators.hpp.

o1

template<typename orig , typename exp1 , typename exp2 >

const exp1 point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::o1

private

expression

Definition at line 530 of file Point_operators.hpp.

scal

template<typename orig , typename exp1 , typename exp2 >

orig::coord_type point_expression_op< orig, exp1, exp2, POINT_SUB_UNI >::scal

mutableprivate

scalar value produced by the expression

Definition at line 533 of file Point_operators.hpp.

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

• openfpm_data/src/Space/Shape/Point_operators.hpp