WatchPoint.hpp

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#pragma once
 
#include <Eigen/Core>
#include <limits>
#include <string>
#include <vector>
#include "SharedPointer.hpp"
#include "io/TXTTableWriter.hpp"
#include "logging/Logger.hpp"
#include "mapping/Polation.hpp"
#include "mesh/SharedPointer.hpp"
 
namespace precice::mesh {
class Vertex;
}
 
namespace precice::impl {

class WatchPoint {
public:
  WatchPoint(
      Eigen::VectorXd    pointCoords,
      mesh::PtrMesh      meshToWatch,
      const std::string &exportFilename);
 
  const mesh::PtrMesh &mesh() const;
 
  const std::string &filename() const;

  void initialize();

  void exportPointData(double time);
 
  bool isClosest() const
  {
    return _isClosest;
  }
 
private:
  logging::Logger _log{"impl::WatchPoint"};
 
  Eigen::VectorXd _point;
 
  mesh::PtrMesh _mesh;
 
  io::TXTTableWriter _txtWriter;
 
  double _shortestDistance = std::numeric_limits<double>::max();
 
  std::unique_ptr<mapping::Polation> _interpolation;
 
  std::vector<mesh::PtrData> _dataToExport;

  bool _isClosest = true;
 
  void getValue(
      Eigen::VectorXd &value,
      mesh::PtrData   &data,
      double           time);
 
  void getValue(
      double        &value,
      mesh::PtrData &data,
      double         time);
};
 
} // namespace precice::impl