DenseVector Algorithms

Algorithms for the DenseVector container. More...

Collaboration diagram for DenseVector Algorithms:

Functions
template<typename ExecSpace , typename Vector1 , typename Vector2 >
Vector2::value_type	Morpheus::dot (typename Vector1::size_type n, const Vector1 &x, const Vector2 &y)
	Computes the dot product of two vectors. More...
template<typename ExecSpace , typename Vector >
Vector::value_type	Morpheus::reduce (const Vector &in, typename Vector::size_type size)
	Performs a sum reduction on the contents of a vector. More...
template<typename ExecSpace , typename Vector1 , typename Vector2 , typename Vector3 >
void	Morpheus::waxpby (const size_t n, const typename Vector1::value_type alpha, const Vector1 &x, const typename Vector2::value_type beta, const Vector2 &y, Vector3 &w)
	Computes the update of a vector with the sum of two scaled vectors where: w = alpha*x + beta*y. More...

Detailed Description

Algorithms for the DenseVector container.

Function Documentation

dot()

template<typename ExecSpace , typename Vector1 , typename Vector2 >

Vector2::value_type Morpheus::dot ( typename Vector1::size_type  n, const Vector1 &  x, const Vector2 &  y  )

inline

Computes the dot product of two vectors.

Template Parameters

ExecSpace	Execution space to run the algorithm
Vector1	Type of vector x
Vector2	Type of vector y

Parameters

n	The number of vector elements to run the operation for
x	The first input vector
y	The second input vector

Returns

Vector2::value_type Scalar value of the result

reduce()

template<typename ExecSpace , typename Vector >

Vector::value_type Morpheus::reduce	(	const Vector &	in,
		typename Vector::size_type	size
	)

Performs a sum reduction on the contents of a vector.

Template Parameters

ExecSpace	Execution space to run the algorithm
Vector	Type of input vector

Parameters

in	The input vector
size	The number of vector elements to run the operation for

Returns

Vector::value_type Scalar value of the result

waxpby()

template<typename ExecSpace , typename Vector1 , typename Vector2 , typename Vector3 >

void Morpheus::waxpby ( const size_t  n, const typename Vector1::value_type  alpha, const Vector1 &  x, const typename Vector2::value_type  beta, const Vector2 &  y, Vector3 &  w  )

inline

Computes the update of a vector with the sum of two scaled vectors where: w = alpha*x + beta*y.

Template Parameters

ExecSpace	Execution space to run the algorithm
Vector1	Type of vector x
Vector2	Type of vector y
Vector3	Type of vector w

Parameters

n	The number of vector elements to run the operation for
alpha	Scalar applied to x
x	The first input vector
beta	Scalar applied to y
y	The second input vector
w	The output vector