PolynomialQuadrature::TensorGrid Class Reference

Full tensor product of 1D quadratures. More...

#include <PolynomialQuadrature.h>

Inheritance diagram for PolynomialQuadrature::TensorGrid:

Public Member Functions
	TensorGrid (const std::vector< unsigned int > &npoints, std::vector< std::unique_ptr< const Polynomial > > &poly)
	TensorGrid (const unsigned int npoints, std::vector< std::unique_ptr< const Polynomial > > &poly)
virtual unsigned int	nPoints () const override
	Resulting number of quadrature points in grid.
virtual unsigned int	nDim () const override
	Inputted number of dimensions.
virtual std::vector< Real >	quadraturePoint (const unsigned int n) const override
	Quadrature point n.
virtual Real	quadraturePoint (const unsigned int n, const unsigned int dim) const override
	Quadrature point n for dimension dim.
virtual Real	quadratureWeight (const unsigned int n) const override
	Weight for quadrature point n.

Private Attributes
std::unique_ptr< const StochasticTools::WeightedCartesianProduct< Real, Real > >	_quad = nullptr

Detailed Description

Full tensor product of 1D quadratures.

Definition at line 148 of file PolynomialQuadrature.h.

Constructor & Destructor Documentation

TensorGrid() [1/2]

PolynomialQuadrature::TensorGrid::TensorGrid	(	const std::vector< unsigned int > &	npoints,
		std::vector< std::unique_ptr< const Polynomial > > &	poly
	)

Definition at line 433 of file PolynomialQuadrature.C.

{
  if (npoints.size() != poly.size())
    ::mooseError("List of number of 1D quadrature points must be same size as number of Polynomial "
                 "objects.");
 
  std::vector<std::vector<Real>> qpoints_1D(poly.size());
  std::vector<std::vector<Real>> qweights_1D(poly.size());
  for (unsigned int d = 0; d < poly.size(); ++d)
    poly[d]->gaussQuadrature(npoints[d] - 1, qpoints_1D[d], qweights_1D[d]);
 
  _quad = std::make_unique<const StochasticTools::WeightedCartesianProduct<Real, Real>>(
      qpoints_1D, qweights_1D);
}

TensorGrid() [2/2]

PolynomialQuadrature::TensorGrid::TensorGrid ( const unsigned int  npoints, std::vector< std::unique_ptr< const Polynomial > > &  poly  )

inline

Definition at line 153 of file PolynomialQuadrature.h.

    : TensorGrid(std::vector<unsigned int>(poly.size(), npoints), poly)
  {
  }

Member Function Documentation

nDim()

virtual unsigned int PolynomialQuadrature::TensorGrid::nDim ( ) const

inlineoverridevirtual

Inputted number of dimensions.

Implements PolynomialQuadrature::Quadrature.

Definition at line 159 of file PolynomialQuadrature.h.

{ return _quad->numCols(); };

nPoints()

virtual unsigned int PolynomialQuadrature::TensorGrid::nPoints ( ) const

inlineoverridevirtual

Resulting number of quadrature points in grid.

Implements PolynomialQuadrature::Quadrature.

Definition at line 158 of file PolynomialQuadrature.h.

{ return _quad->numRows(); };

quadraturePoint() [1/2]

virtual std::vector< Real > PolynomialQuadrature::TensorGrid::quadraturePoint ( const unsigned int  n ) const

inlineoverridevirtual

Quadrature point n.

Implements PolynomialQuadrature::Quadrature.

Definition at line 161 of file PolynomialQuadrature.h.

  {
    return _quad->computeRow(n);
  };

quadraturePoint() [2/2]

virtual Real PolynomialQuadrature::TensorGrid::quadraturePoint ( const unsigned int  n, const unsigned int  dim  ) const

inlineoverridevirtual

Quadrature point n for dimension dim.

Implements PolynomialQuadrature::Quadrature.

Definition at line 165 of file PolynomialQuadrature.h.

  {
    return _quad->computeValue(n, dim);
  };

quadratureWeight()

virtual Real PolynomialQuadrature::TensorGrid::quadratureWeight ( const unsigned int  n ) const

inlineoverridevirtual

Weight for quadrature point n.

Implements PolynomialQuadrature::Quadrature.

Definition at line 169 of file PolynomialQuadrature.h.

  {
    return _quad->computeWeight(n);
  };

Member Data Documentation

_quad

std::unique_ptr<const StochasticTools::WeightedCartesianProduct<Real, Real> > PolynomialQuadrature::TensorGrid::_quad = nullptr

private

Definition at line 175 of file PolynomialQuadrature.h.

Referenced by nDim(), nPoints(), quadraturePoint(), quadraturePoint(), quadratureWeight(), and TensorGrid().

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

• stochastic_tools/include/utils/PolynomialQuadrature.h
• stochastic_tools/src/utils/PolynomialQuadrature.C