Intrepid_CubatureLineSorted.hpp

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#ifndef INTREPID_CUBATURE_LINESORTED_HPP
#define INTREPID_CUBATURE_LINESORTED_HPP

#include "Intrepid_ConfigDefs.hpp"
#include "Intrepid_Cubature.hpp"
#include "Intrepid_BurkardtRules.hpp"
#include "Teuchos_Assert.hpp"
#include "Teuchos_Array.hpp"
#include "Intrepid_FieldContainer.hpp"

namespace Intrepid {

enum EIntrepidGrowth {
  GROWTH_DEFAULT = 0,
  GROWTH_SLOWLIN,
  GROWTH_SLOWLINODD,
  GROWTH_MODLIN,
  GROWTH_SLOWEXP,
  GROWTH_MODEXP,
  GROWTH_FULLEXP
};

template<class Scalar, class ArrayPoint = FieldContainer<Scalar>, class ArrayWeight = ArrayPoint> 
class CubatureLineSorted : public Intrepid::Cubature<Scalar,ArrayPoint,ArrayWeight> {

private: 
  
  std::map<Scalar,int> points_; // keys = nodes, map values = location of weights

  std::vector<Scalar> weights_;

  int numPoints_; 
  
  int degree_;

  EIntrepidBurkardt rule_type_;
 
  static const char *cubature_name_;

public:

  ~CubatureLineSorted() {}
  
  CubatureLineSorted(int degree = 0, EIntrepidBurkardt rule = BURK_CLENSHAWCURTIS, bool isNormalized = false);

  CubatureLineSorted(EIntrepidBurkardt rule = BURK_CLENSHAWCURTIS, int numPoints = 0, bool isNormalized = false);

  CubatureLineSorted(std::vector<Scalar> & points, std::vector<Scalar> & weights);

  // Access Operators  
  void getCubature(ArrayPoint  & cubPoints,
                   ArrayWeight & cubWeights) const;

  void getCubature(ArrayPoint& cubPoints,
                   ArrayWeight& cubWeights,
                   ArrayPoint& cellCoords) const;

  int getNumPoints() const;

  void getAccuracy(std::vector<int> & accuracy) const;

  int getDimension() const;

  const char* getName() const;

  Scalar getNode(typename std::map<Scalar,int>::iterator it);

  Scalar getWeight(int weight);

  Scalar getWeight(Scalar point);

  typename std::map<Scalar,int>::iterator begin(void);

  typename std::map<Scalar,int>::iterator end(void);

  void update(Scalar alpha2, CubatureLineSorted<Scalar> & cubRule2, Scalar alpha1); 
};

int growthRule1D(int index, EIntrepidGrowth growth, EIntrepidBurkardt rule);

} // Intrepid Namespace

// include templated definitions
#include <Intrepid_CubatureLineSortedDef.hpp>

#endif