AsymmetricError.h

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#if !defined(MINUITINTERFACE_ASYMMETRICERROR_H)
#define MINUITINTERFACE_ASYMMETRICERROR_H

// This file is a part of MinuitInterface - a front end for the Minuit minimization
//       package (Minuit itself was authored by Fred James, of CERN)
// 
// 
// Copyright Cornell University 1993, 1996, All Rights Reserved.
// 
// This software written by Lawrence Gibbons, Cornell University.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
//    notice and author attribution, this list of conditions and the
//    following disclaimer. 
// 2. Redistributions in binary form must reproduce the above copyright
//    notice and author attribution, this list of conditions and the
//    following disclaimer in the documentation and/or other materials
//    provided with the distribution.
// 3. Neither the name of the University nor the names of its contributors
//    may be used to endorse or promote products derived from this software
//    without specific prior written permission.
// 
// Creation of derivative forms of this software for commercial
// utilization may be subject to restriction; written permission may be
// obtained from Cornell University.
// 
// CORNELL MAKES NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED.  By way
// of example, but not limitation, CORNELL MAKES NO REPRESENTATIONS OR
// WARRANTIES OF MERCANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE OR THAT
// THE USE OF THIS SOFTWARE OR DOCUMENTATION WILL NOT INFRINGE ANY PATENTS,
// COPYRIGHTS, TRADEMARKS, OR OTHER RIGHTS.  Cornell University shall not be
// held liable for any liability with respect to any claim by the user or any
// other party arising from use of the program.
//

#include <utility>

class AsymmetricError : public std::pair<double,double>
{
   public:
   
   // ---------- Constructors and destructor ----------------
   AsymmetricError() : std::pair<double,double>() {}
   AsymmetricError( double lower, double upper) : std::pair<double,double>(lower,upper) {}
   AsymmetricError( const AsymmetricError& rhs );

   AsymmetricError& operator=( const AsymmetricError& rhs );
   AsymmetricError& operator=( const std::pair<double,double>& rhs );
   
   virtual ~AsymmetricError() {}
   
   // ---------- member functions ----------
   void setLower( double lowerError ) { first = lowerError; }
   void setUpper( double upperError ) { second = upperError; }

   // ---------- member functions ----------
   double lower() const { return first; }
   double upper() const { return second; }
};
#endif