DGUtils.h File Reference

#include <vector>
#include "tarch/la/la.h"
#include "tarch/la/Vector.h"
#include "tarch/multicore/multicore.h"
#include "tarch/Assertions.h"
#include "peano4/grid/GridControlEvent.h"
#include "peano4/datamanagement/CellMarker.h"
#include "peano4/utils/Globals.h"
#include "peano4/utils/Loop.h"
#include "Functors.h"
#include "exahype2/fv/PatchUtils.h"
#include "DGUtils.cpph"

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Namespaces
namespace	exahype2
	This file is part of the multigrid project within Peano 4.
namespace	exahype2::dg

Functions
template<typename T >
tarch::la::Vector< Dimensions, double >	exahype2::dg::getQuadraturePoint (const tarch::la::Vector< Dimensions, double > &cellCentre, const tarch::la::Vector< Dimensions, double > &cellSize, const tarch::la::Vector< Dimensions, int > &index, int polynomialOrder, const T *__restrict__ quadraturePoints)
	Construct location of a quadrature point.
template<typename T >
void	exahype2::dg::getQuadraturePointInFace (const tarch::la::Vector< Dimensions, double > &faceCentre, const tarch::la::Vector< Dimensions, double > &cellSize, const tarch::la::Vector< Dimensions, int > &index, int polynomialOrder, int faceOrientation, const T *__restrict__ quadraturePoints, tarch::la::Vector< Dimensions, double > *output)
double	exahype2::dg::getQuadratureWeight (const tarch::la::Vector< 3, double > &cellSize, const tarch::la::Vector< 3, int > &index, const double *__restrict__ quadratureWeights)
	Compute integral over shape function over cell defined by index.
int	exahype2::dg::getNodesPerCell (int nodesPerAxis)
	The number of nodes in a cell is basically the input to the power of d.
tarch::la::Vector< Dimensions, int >	exahype2::dg::getStrides (int nodesPerAxis)
tarch::la::Vector< Dimensions, int >	exahype2::dg::getIndex (int node, tarch::la::Vector< Dimensions, int > strides)
int	exahype2::dg::cellIndexToHullIndex (const tarch::la::Vector< Dimensions, int > &indexCell, const int direction, const int orientation, const int nodesPerAxis)
void	exahype2::dg::computeGradient (const double *__restrict__ const QCell, const double *__restrict__ const derivativeOperator, const double invDx, const int nodesPerAxis, const int strideQ, const int scalarIndex, double *__restrict__ gradQ)
void	exahype2::dg::subtractCell (double *__restrict__ QOut, const double *__restrict__ Qsubstract, const int order, const int unknowns, const int auxiliaryVariables)
std::string	exahype2::dg::plotCell (const double *__restrict__ Q, const int order, const int unknowns, const int auxiliaryVariables)
std::string	exahype2::dg::plotFace (const double *__restrict__ Q, const int order, const int unknowns, const int auxiliaryVariables, int normal, int numberOfQuantitiesProjectedOntoFace)
template<typename QStoreType >
QStoreType	exahype2::dg::evaluatePolynomial (const peano4::datamanagement::CellMarker &marker, int order, const double *__restrict__ QuadratureNodes1d, int unknownsPerDoF, const QStoreType *__restrict__ Q, const tarch::la::Vector< Dimensions, double > &x, int unknown)
	Evaluate the DG polynomial.
void	exahype2::dg::copyOneSideOfFaceProjection (int unknownsPlusAuxiliaryVariables, int order, int numberOfProjectedQuantities, int normal, int isRightFaceHalf, const double *__restrict__ srcQ, double *__restrict__ destQ)
	Delegate to PatchUtils of the Finite Volume scheme.