Prng.h

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#ifndef INCLUDE_MOLASSEMBLER_PRNG_H
#define INCLUDE_MOLASSEMBLER_PRNG_H
 
#include "Molassembler/Export.h"
#include <memory>
#include <vector>
 
namespace Scine {
namespace Molassembler {
 
namespace Random {
 
class MASM_EXPORT Engine {
public:
  using result_type = uint32_t;
 
  explicit Engine();
  explicit Engine(int seedArg);
  Engine(Engine&& other) noexcept;
  Engine& operator = (Engine&& other) noexcept;
  Engine(const Engine& other);
  Engine& operator = (const Engine& other);
  ~Engine();
 
  static constexpr result_type min() {
    return 0;
  }
 
  static constexpr result_type max() {
    return ~result_type(0);
  }
 
  void seed(int x);
 
  void seed(const std::vector<int>& signedSeeds);
 
  result_type operator() () const;
 
  bool operator == (const Engine& other) const;
 
private:
  struct Impl;
  std::unique_ptr<Impl> pImpl_;
};
 
} // namespace Random
} // namespace Molassembler
} // namespace Scine
 
#endif