alphaclusterednucleus.h

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/*
 *    Copyright (c) 2024
 *      SMASH Team
 *
 *    GNU General Public License (GPLv3 or later)
 */
#ifndef SRC_INCLUDE_SMASH_ALPHACLUSTEREDNUCLEUS_H_
#define SRC_INCLUDE_SMASH_ALPHACLUSTEREDNUCLEUS_H_
 
#include <map>
#include <vector>
 
#include "angles.h"
#include "configuration.h"
#include "forwarddeclarations.h"
#include "input_keys.h"
#include "nucleus.h"
#include "threevector.h"
 
namespace smash {
 
class AlphaClusteredNucleus : public Nucleus {
 public:
  AlphaClusteredNucleus(Configuration &config, int n_test, bool automatic);
 
  ThreeVector distribute_nucleon() override;
 
  void scale_tetrahedron_vertex_positions(double side_length);
 
 private:
  double tetrahedron_side_length_ =
      InputKeys::modi_collider_projectile_alphaClustered_sideLength
          .default_value();
  std::vector<ThreeVector> tetrahedron_vertex_positions_ = {
      {1, 0.0, 0.0},
      {-1.0 / 3, std::sqrt(8) / 3, 0.0},
      {-1.0 / 3, -std::sqrt(8) / 6, std::sqrt(24) / 6},
      {-1.0 / 3, -std::sqrt(8) / 6, -std::sqrt(24) / 6}};
 
  int tetrahedron_vertex_index_ = 0;
};
 
}  // namespace smash
 
#endif  // SRC_INCLUDE_SMASH_ALPHACLUSTEREDNUCLEUS_H_