Class ProductQuadrature

Defined in File product_quadrature.h

Inheritance Relationships

Base Type

public opensn::AngularQuadrature (Class AngularQuadrature)

Derived Types

public opensn::CurvilinearProductQuadrature (Class CurvilinearProductQuadrature)
public opensn::GLCProductQuadrature2DXY (Class GLCProductQuadrature2DXY)
public opensn::GLCProductQuadrature3DXYZ (Class GLCProductQuadrature3DXYZ)
public opensn::GLProductQuadrature1DSlab (Class GLProductQuadrature1DSlab)

Class Documentation

class ProductQuadrature : public opensn::AngularQuadrature 

Class for product quadratures.

Subclassed by opensn::CurvilinearProductQuadrature, opensn::GLCProductQuadrature2DXY, opensn::GLCProductQuadrature3DXYZ, opensn::GLProductQuadrature1DSlab

Public Functions

~ProductQuadrature() override = default

inline unsigned int GetAngleNum(const unsigned int polar_angle_index, const unsigned int azimu_angle_index) const: Return the abscissae index for the given polar and azimuthal angle indices.

inline const std::map<unsigned int, std::vector<unsigned int>> &GetDirectionMap() const: Return constant reference to map_directions.

inline const std::vector<double> &GetPolarAngles() const

inline const std::vector<double> &GetAzimuthalAngles() const

inline virtual unsigned int GetNumPolarAngles() const override: Number of polar angles used by harmonic-selection rules.

inline virtual unsigned int GetNumAzimuthalAngles() const override: Number of azimuthal angles used by harmonic-selection rules.

Protected Functions

inline ProductQuadrature(unsigned int dimension, unsigned int scattering_order, OperatorConstructionMethod method)

void AssembleCosines(const std::vector<double> &azimuthal, const std::vector<double> &polar, const std::vector<double> &wts, bool verbose): Initializes the quadrature with custom angles and weights.

Protected Attributes

std::vector<double> polar_ang_

std::vector<double> azimu_ang_

double weight_sum_

std::map<unsigned int, std::vector<unsigned int>> map_directions_: Linear indices of ordered directions mapped to polar level.

unsigned int n_polar_ = 0: Number of polar angles specified for this product quadrature.

unsigned int n_azimuthal_ = 0: Number of azimuthal angles specified for this product quadrature.