LauFitter.cc

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// Copyright University of Warwick 2005 - 2013.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

// Authors:
// Thomas Latham
// John Back
// Paul Harrison

#include "LauFitter.hh"

#include "TVirtualFitter.h"

TVirtualFitter* LauFitter::fitter( const TString& fitterString, Int_t maxPar )
{
        // Returns a pointer to a singleton TVirtualFitter object.
        // Creates the object the first time it is called.

        static TVirtualFitter* theFitter = 0;
        if ( theFitter == 0 ) {
                TVirtualFitter::SetDefaultFitter( fitterString );
                theFitter = TVirtualFitter::Fitter( 0, maxPar );
        }
        return theFitter;
}