pseudoRandom.h

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#ifndef _DLR_PSEUDORANDOM_H_
#define _DLR_PSEUDORANDOM_H_

#include <dlrCommon/types.h>

namespace dlr {

  namespace random {

    class PseudoRandom {
    public:

      PseudoRandom();


      PseudoRandom(Int64 seed);


      ~PseudoRandom() {}


      double
      gaussian(double mu, double sigma);


      Int64
      getCurrentSeed();

    
      double
      normal();


      void
      setCurrentSeed(Int64 seed);
    

      double
      uniform(double lowerBound, double upperBound);


      int
      uniformInt(int lowerBound, int upperBound);

    private:

      void
      setLapackSeed(Int32 seed0, Int32 seed1, Int32 seed2, Int32 seed3);

    
      Int32 m_seed[4];

    }; // class PseudoRandom

  } // namespace random

} // namespace dlr


/* ======= Declarations to maintain compatibility with legacy code. ======= */

namespace dlr {

  using random::PseudoRandom;
  
} // namespace dlr


#endif // #ifndef _DLR_PSEUDORANDOM_H_

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