identity_function.h

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#ifndef MYGSL_IDENTITY_FUNCTION_H
#define MYGSL_IDENTITY_FUNCTION_H

// This project:
#include <mygsl/i_unary_function.h>

namespace mygsl {

  class identity_function
    : public i_unary_function
  {
  public:

    identity_function();

    virtual ~identity_function();

  protected:

    virtual double _eval(double x_) const;

  private:

    MYGSL_UNARY_FUNCTOR_REGISTRATION_INTERFACE(identity_function)

    
    DATATOOLS_CLONEABLE_DECLARATION(identity_function)

  };

} // namespace mygsl

#endif // MYGSL_IDENTITY_FUNCTION_H

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