VectorMap.h

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/*
 *  Copyright (c) 2012, Chris Rogers
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#ifndef _CLASSIC_FIELDS_VECTORMAP_HH_
#define _CLASSIC_FIELDS_VECTORMAP_HH_
 
#include <vector>
 
#include "Fields/Interpolation/ThreeDGrid.h"
 
namespace interpolation {
 
class VectorMap {
 public:
    virtual void function(const double* point, double* value) const = 0;
 
    inline virtual void function
                             (const Mesh::Iterator& point, double* value) const;
 
    inline virtual void functionAppend(
                           const std::vector< std::vector<double> >& point_vec,
                           std::vector< std::vector<double> >& value_vec
                      ) const;
 
    inline virtual bool  checkPoint(const std::vector<double>& point) const;
 
    inline virtual bool  checkValue(const std::vector<double>& value) const;
 
    virtual unsigned int getPointDimension() const = 0;
    // would like to make static - but can't inherit static functions
 
    virtual unsigned int getValueDimension() const = 0;
    // would like to make static - but can't inherit static functions
 
    virtual              VectorMap* clone() const = 0;
 
    virtual             ~VectorMap() {;}
 
    virtual Mesh* getMesh() const {return nullptr;}
  private:
};
 
bool VectorMap::checkPoint(const std::vector<double>& point) const {
  return (point.size() == this->getPointDimension());
}
 
bool VectorMap::checkValue(const std::vector<double>& value) const {
  return (value.size() == this->getValueDimension());
}
 
void VectorMap::function(const Mesh::Iterator& point, double* value) const {
    double PointA[this->getPointDimension()];
    point.getPosition(PointA);
    function(PointA, value);
}
 
void VectorMap::functionAppend
                       (const std::vector< std::vector<double> >& point_vec,
                        std::vector< std::vector<double> >& value_vec) const {
  for (size_t i = value_vec.size(); i < point_vec.size(); i++) {
    value_vec.push_back(std::vector<double>(getValueDimension()));
    function(&point_vec[i][0], &value_vec[i][0]);
  }
}
}
#endif  // _CLASSIC_FIELDS_VECTORMAP_HH_