value_by_id.h

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/* 
 * SPDX-FileCopyrightText: 2025 Gesellschaft fuer Anlagen- und Reaktorsicherheit gGmbH
 * SPDX-License-Identifier: EUPL-1.2
 * SPDX-FileContributor: Dmrity Logashenko
 * SPDX-FileContributor: Goethe Universität Frankfurt
 * SPDX-FileType: SOURCE
 * 
 * This file is part of d3f++.
 * d3f++ is an extension for UG4. Licensing information and citation requirements of UG4 are provided in LICENSES/UG4-LGPL_2.1
 */
 
 
 
/*
 * Assigning values to region id's.
 */
#ifndef __H__UG__PLUGINS__D3F__VALUE_BY_ID__
#define __H__UG__PLUGINS__D3F__VALUE_BY_ID__
 
#include <vector>
 
// ug4 headers
#include "common/common.h"
#include "common/math/ugmath.h"
#include "lib_disc/spatial_disc/user_data/std_glob_pos_data.h"
 
namespace ug {
namespace d3f {
 
template <typename TIdManager>
class ValueById
: public TIdManager
{
public:
 
  typedef TIdManager id_manager_type;
  
public:
 
  ValueById (number default_value)
  : m_numCols (0),
    m_interval (1),
    m_default_value (default_value)
  {};
  
  void load_values_from (const char * file_name);
  
  void set_interval (number delta) {m_interval = delta;}
  
  number interpolate (number x, number y, number t) const;
  
  size_t num_columns () const {return m_numCols;}
  
  size_t max_identifier () const {return m_assigned.size () - 1;}
  
private:
 
  void append_value
  (
    long ident, 
    std::vector<number>& val 
  );
 
  void load_values_from (std::istream & input);
  
private:
  size_t m_numCols; 
  number m_interval; 
  std::vector<number> m_data; 
  std::vector<bool> m_assigned; 
  number m_default_value; 
};
  
} // namespace d3f
} // end namespace ug
 
#include "value_by_id_impl.h"
 
#endif // __H__UG__PLUGINS__D3F__VALUE_BY_ID__
 
/* End of File */