NumLib::IntegrationGaussLegendrePrism Class Reference

Detailed Description

Gauss-Legendre quadrature rule for prisms.

Definition at line 22 of file IntegrationGaussLegendrePrism.h.

#include <IntegrationGaussLegendrePrism.h>

Public Types
using	WeightedPoint = MathLib::TemplateWeightedPoint< double, double, 3 >

Public Member Functions
	IntegrationGaussLegendrePrism (unsigned order=2)
void	setIntegrationOrder (unsigned)
	Change the integration order. More...
unsigned	getIntegrationOrder () const
	return current integration order. More...
unsigned	getNumberOfPoints () const
	return the number of sampling points More...
WeightedPoint	getWeightedPoint (unsigned igp) const

Static Public Member Functions
static WeightedPoint	getWeightedPoint (unsigned order, unsigned igp)
template<typename Method >
static WeightedPoint	getWeightedPoint (unsigned igp)
static unsigned	getNumberOfPoints (unsigned order)

Private Attributes
unsigned	_order {2}
unsigned	_n_sampl_pt {0}

Member Typedef Documentation

WeightedPoint

using NumLib::IntegrationGaussLegendrePrism::WeightedPoint = MathLib::TemplateWeightedPoint<double, double, 3>

Definition at line 25 of file IntegrationGaussLegendrePrism.h.

Constructor & Destructor Documentation

IntegrationGaussLegendrePrism()

NumLib::IntegrationGaussLegendrePrism::IntegrationGaussLegendrePrism ( unsigned  order = 2 )

inlineexplicit

Construct this object with the given integration order

Parameters

order

integration order (default 2)

Definition at line 32 of file IntegrationGaussLegendrePrism.h.

    {
        this->setIntegrationOrder(order);
    }

References setIntegrationOrder().

Member Function Documentation

getIntegrationOrder()

unsigned NumLib::IntegrationGaussLegendrePrism::getIntegrationOrder ( ) const

inline

return current integration order.

Definition at line 45 of file IntegrationGaussLegendrePrism.h.

{ return _order; }

References _order.

Referenced by getWeightedPoint().

getNumberOfPoints() [1/2]

unsigned NumLib::IntegrationGaussLegendrePrism::getNumberOfPoints ( ) const

inline

return the number of sampling points

Definition at line 48 of file IntegrationGaussLegendrePrism.h.

{ return _n_sampl_pt; }

References _n_sampl_pt.

Referenced by setIntegrationOrder().

getNumberOfPoints() [2/2]

static unsigned NumLib::IntegrationGaussLegendrePrism::getNumberOfPoints ( unsigned  order )

inlinestatic

get the number of integration points

Parameters

order

the number of integration points

Returns

the number of points

Definition at line 87 of file IntegrationGaussLegendrePrism.h.

    {
        if (order == 2)
            return 6;
        return 0;
    }

getWeightedPoint() [1/3]

template<typename Method >

static WeightedPoint NumLib::IntegrationGaussLegendrePrism::getWeightedPoint ( unsigned  igp )

inlinestatic

Definition at line 76 of file IntegrationGaussLegendrePrism.h.

    {
        return WeightedPoint(Method::X[igp], Method::W[igp]);
    }

getWeightedPoint() [2/3]

WeightedPoint NumLib::IntegrationGaussLegendrePrism::getWeightedPoint ( unsigned  igp ) const

inline

Get coordinates of the integration point.

Parameters

igp	The integration point index

Returns

a weighted point

Definition at line 53 of file IntegrationGaussLegendrePrism.h.

    {
        return getWeightedPoint(getIntegrationOrder(), igp);
    }

References getIntegrationOrder().

getWeightedPoint() [3/3]

static WeightedPoint NumLib::IntegrationGaussLegendrePrism::getWeightedPoint ( unsigned  order, unsigned  igp  )

inlinestatic

Get coordinates of the integration point.

Parameters

order	The number of integration points
igp	The integration point index

Returns

a weighted point

Definition at line 61 of file IntegrationGaussLegendrePrism.h.

    {
        (void)order;
        const unsigned gp_r = igp % 3;
        const auto gp_t = (unsigned)(igp / 3);
        std::array<double, 3> rst;
        rst[0] = MathLib::GaussLegendreTri<2>::X[gp_r][0];
        rst[1] = MathLib::GaussLegendreTri<2>::X[gp_r][1];
        rst[2] = MathLib::GaussLegendre<2>::X[gp_t];
        double w = MathLib::GaussLegendreTri<2>::W[gp_r] * 0.5 *
                   MathLib::GaussLegendre<2>::W[gp_t];
        return WeightedPoint(rst, w);
    }

setIntegrationOrder()

void NumLib::IntegrationGaussLegendrePrism::setIntegrationOrder ( unsigned  )

inline

Change the integration order.

Definition at line 38 of file IntegrationGaussLegendrePrism.h.

    {
        _order = 2;  // fixed
        _n_sampl_pt = getNumberOfPoints(_order);
    }

References _n_sampl_pt, _order, and getNumberOfPoints().

Referenced by IntegrationGaussLegendrePrism().

Member Data Documentation

_n_sampl_pt

unsigned NumLib::IntegrationGaussLegendrePrism::_n_sampl_pt {0}

private

Definition at line 96 of file IntegrationGaussLegendrePrism.h.

Referenced by getNumberOfPoints(), and setIntegrationOrder().

_order

unsigned NumLib::IntegrationGaussLegendrePrism::_order {2}

private

Definition at line 95 of file IntegrationGaussLegendrePrism.h.

Referenced by getIntegrationOrder(), and setIntegrationOrder().

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

• NumLib/Fem/Integration/IntegrationGaussLegendrePrism.h