BaseNumericalRandomGenerator.h

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#ifndef BaseNumericalRandomGenerator_H
#define BaseNumericalRandomGenerator_H

#include <vector>

class RandomEngineAndDistribution;

class BaseNumericalRandomGenerator
{
 public:

  BaseNumericalRandomGenerator(double xmin=0.,
                   double xmax=1., 
                   int n=1000, 
                   int iter=6);

  virtual ~BaseNumericalRandomGenerator() {}

  void initialize();

  double generate(RandomEngineAndDistribution const*) const;

  double generateExp(RandomEngineAndDistribution const*) const;

  double generateLin(RandomEngineAndDistribution const*) const;

  // The probability density function, to be implemented in the real class
  virtual double function(double x)=0;

  bool setSubInterval(double x1,double x2);

 protected:

  std::vector<double> sampling;
  std::vector<double> f;
  double xmin, xmax;
  int n, iter;
  double rmin, deltar;
  
 private:

  int m;

};
#endif