G4VMPIseedGenerator.hh

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/// @file G4VMPIseedGenerator.hh
/// @brief A base class for random number seed distribution
 
#ifndef G4VMPI_SEED_GENERATOR_H
#define G4VMPI_SEED_GENERATOR_H
 
#include "globals.hh"
#include <vector>
 
class G4VMPIseedGenerator {
public:
  G4VMPIseedGenerator();
  virtual ~G4VMPIseedGenerator();
 
  // set/get methods
  void SetMasterSeed(G4long aseed); // trigger GenerateSeeds()
  G4long GetMasterSeed() const;
 
  const std::vector<G4long>& GetSeedList() const;
 
protected:
  G4long master_seed_;
  std::vector<G4long> seed_list_;
 
  // generate seeds for MPI nodes
  virtual void GenerateSeeds() = 0;
};
 
// ====================================================================
inline G4long G4VMPIseedGenerator::GetMasterSeed() const
{
  return master_seed_;
}
 
inline const std::vector<G4long>& G4VMPIseedGenerator::GetSeedList() const
{
  return seed_list_;
}
 
#endif