/usr/include/root/RooStepFunction.h is in libroot-roofit-dev 5.34.00-2.
This file is owned by root:root, with mode 0o644.
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* Project: RooFit *
* Package: RooFitModels *
* File: $Id: RooStepFunction.h 31258 2009-11-17 22:41:06Z wouter $
* Authors: *
* Tristan du Pree, Nikhef, Amsterdam, tdupree@nikhef.nl *
* *
* Copyright (c) 2000-2005, Stanford University. All rights reserved. *
*
* *
* Redistribution and use in source and binary forms, *
* with or without modification, are permitted according to the terms *
* listed in LICENSE (http://roofit.sourceforge.net/license.txt) *
*****************************************************************************/
#ifndef ROO_STEP_FUNCTION
#define ROO_STEP_FUNCTION
#include "TArrayD.h"
#include "RooAbsReal.h"
#include "RooRealProxy.h"
#include "RooListProxy.h"
class RooRealVar;
class RooArgList ;
class RooStepFunction : public RooAbsReal {
public:
RooStepFunction() ;
RooStepFunction(const char *name, const char *title,
RooAbsReal& x, const RooArgList& coefList, const RooArgList& limits, Bool_t interpolate=kFALSE) ;
RooStepFunction(const RooStepFunction& other, const char* name = 0);
virtual TObject* clone(const char* newname) const { return new RooStepFunction(*this, newname); }
virtual ~RooStepFunction() ;
const RooArgList& coefficients() { return _coefList; }
const RooArgList& boundaries() { return _boundaryList; }
protected:
Double_t evaluate() const;
private:
RooRealProxy _x;
RooListProxy _coefList ;
RooListProxy _boundaryList ;
Bool_t _interpolate ;
TIterator* _coefIter ; //! do not persist
TIterator* _boundIter ; //! do not persist
ClassDef(RooStepFunction,1) // Step Function
};
#endif
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