Implementation for linear functions of Laplace Operation, linear grids without boundaries. More...

#include <OperationLaplaceLinear.hpp>

Inheritance diagram for sgpp::pde::OperationLaplaceLinear:

Public Member Functions
virtual void	down (sgpp::base::DataVector &alpha, sgpp::base::DataVector &result, size_t dim)
	std 1D down operation More...

virtual void	downOpDim (sgpp::base::DataVector &alpha, sgpp::base::DataVector &result, size_t dim)
	special 1D down operation that is only executed in one direction More...

	OperationLaplaceLinear (sgpp::base::GridStorage *storage)
	Constructor of OperationLaplaceLinear. More...

	OperationLaplaceLinear (sgpp::base::GridStorage *storage, sgpp::base::DataVector &coef)
	Constructor of OperationLaplaceLinear. More...

virtual void	specialOP (sgpp::base::DataVector &alpha, sgpp::base::DataVector &result, size_t dim, size_t gradient_dim)
	All calculations for gradient_dim, parallel version using OpenMP 3. More...

virtual void	up (sgpp::base::DataVector &alpha, sgpp::base::DataVector &result, size_t dim)
	std 1D up operation More...

virtual void	upOpDim (sgpp::base::DataVector &alpha, sgpp::base::DataVector &result, size_t dim)
	special 1D up operation that is only executed in one direction More...

virtual	~OperationLaplaceLinear ()
	Destructor. More...

Public Member Functions inherited from sgpp::pde::UpDownOneOpDim
virtual void	mult (sgpp::base::DataVector &alpha, sgpp::base::DataVector &result)
	starts the Multiplication with the matrix More...

void	multParallelBuildingBlock (sgpp::base::DataVector &alpha, sgpp::base::DataVector &result, size_t operationDim)
	This functions provides the same functionality as the normal mult routine. More...

	UpDownOneOpDim (sgpp::base::GridStorage *storage, sgpp::base::DataVector &coef)
	Constructor. More...

	UpDownOneOpDim (sgpp::base::GridStorage *storage)
	Constructor. More...

virtual	~UpDownOneOpDim ()
	Destructor. More...

Public Member Functions inherited from sgpp::base::OperationMatrix
	OperationMatrix ()
	Constructor. More...

virtual	~OperationMatrix ()
	Destructor. More...

Additional Inherited Members
Protected Types inherited from sgpp::pde::UpDownOneOpDim
typedef sgpp::base::GridStorage::grid_iterator	grid_iterator

Protected Member Functions inherited from sgpp::pde::UpDownOneOpDim
void	updown (sgpp::base::DataVector &alpha, sgpp::base::DataVector &result, size_t dim, size_t op_dim)
	Recursive procedure for updown(), parallel version using OpenMP 3. More...

Protected Attributes inherited from sgpp::pde::UpDownOneOpDim
const std::vector< size_t >	algoDims
	algorithmic dimensions, operator is applied in this dimensions More...

sgpp::base::DataVector *	coefs
	Pointer to the sgpp::base::DataVector of the coefs. More...

const size_t	numAlgoDims_
	number of algorithmic dimensions More...

sgpp::base::GridStorage *	storage
	Pointer to the grid's storage object. More...

Static Protected Attributes inherited from sgpp::pde::UpDownOneOpDim
static const size_t	maxParallelDims_ = TASKS_PARALLEL_UPDOWN
	max number of parallel stages (dimension recursive calls) More...

Detailed Description

Implementation for linear functions of Laplace Operation, linear grids without boundaries.

Constructor & Destructor Documentation

◆ OperationLaplaceLinear() [1/2]

sgpp::pde::OperationLaplaceLinear::OperationLaplaceLinear ( sgpp::base::GridStorage * storage )

explicit

Constructor of OperationLaplaceLinear.

Parameters

storage Pointer to the grid's gridstorage obejct

◆ OperationLaplaceLinear() [2/2]

sgpp::pde::OperationLaplaceLinear::OperationLaplaceLinear	(	sgpp::base::GridStorage *	storage,
		sgpp::base::DataVector &	coef
	)

Constructor of OperationLaplaceLinear.

Parameters

storage	Pointer to the grid's gridstorage obejct
coef	reference to a sgpp::base::DataVector object that contains the bilinear form's constant coefficients; one per dimension

◆ ~OperationLaplaceLinear()

sgpp::pde::OperationLaplaceLinear::~OperationLaplaceLinear ( )

virtual

Destructor.

Member Function Documentation

◆ down()

void sgpp::pde::OperationLaplaceLinear::down	(	sgpp::base::DataVector &	alpha,
		sgpp::base::DataVector &	result,
		size_t	dim
	)

virtual

std 1D down operation

Parameters

dim	dimension in which to apply the down-part
alpha	vector of coefficients
result	vector to store the results in

Implements sgpp::pde::UpDownOneOpDim.

References create_scripts::s, sgpp::pde::UpDownOneOpDim::storage, and sgpp::base::sweep< FUNC >::sweep1D().

◆ downOpDim()

void sgpp::pde::OperationLaplaceLinear::downOpDim	(	sgpp::base::DataVector &	alpha,
		sgpp::base::DataVector &	result,
		size_t	dim
	)

virtual

special 1D down operation that is only executed in one direction

Parameters

alpha	the coefficients of the gridpoints
result	vector with the result of this operation
dim	the dimension in that down-Gradient is applied

Implements sgpp::pde::UpDownOneOpDim.

References sgpp::pde::UpDownOneOpDim::storage.

Referenced by specialOP().

◆ specialOP()

void sgpp::pde::OperationLaplaceLinear::specialOP	(	sgpp::base::DataVector &	alpha,
		sgpp::base::DataVector &	result,
		size_t	dim,
		size_t	op_dim
	)

virtual

All calculations for gradient_dim, parallel version using OpenMP 3.

Parameters

alpha	the coefficients of the grid points
result	the result of the operations
dim	the current dimension in the recursion
op_dim	the dimension in that a special operation is applied

Reimplemented from sgpp::pde::UpDownOneOpDim.

References downOpDim(), sgpp::base::DataVector::getSize(), and sgpp::pde::UpDownOneOpDim::updown().