ConfigEnumRandomOccupations.hh

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#ifndef CASM_ConfigEnumRandomOccupations
#define CASM_ConfigEnumRandomOccupations
 
#include <functional>
 
#include "casm/clex/Configuration.hh"
#include "casm/container/Counter.hh"
#include "casm/enumerator/InputEnumerator.hh"
#include "casm/external/MersenneTwister/MersenneTwister.h"
#include "casm/misc/cloneable_ptr.hh"
 
class MTRand;
 
namespace CASM {
 
class ConfigEnumInput;
 
struct ConfigEnumRandomOccupationsParams {
  ConfigEnumRandomOccupationsParams(MTRand &_mtrand, Index _n_config);
 
  MTRand &mtrand;
 
  Index n_config;
};
 
class ConfigEnumRandomOccupations : public InputEnumeratorBase<Configuration> {
  // -- Required members -------------------
 
 public:
  ConfigEnumRandomOccupations(ConfigEnumInput const &_in_config,
                              ConfigEnumRandomOccupationsParams const &params);
 
  ConfigEnumRandomOccupations(ConfigEnumInput const &_in_config,
                              Index _n_config, MTRand &_mtrand);
 
  std::string name() const override;
 
  static const std::string enumerator_name;
 
 private:
  void increment() override;
 
  // -- Unique -------------------
 
  void randomize();
 
  Index m_n_config;
  MTRand &m_mtrand;
  Eigen::VectorXi m_max_allowed;
  std::vector<Index> m_site_selection;
  notstd::cloneable_ptr<Configuration> m_current;
};
 
}  // namespace CASM
 
#endif