/usr/include/root/RooParametricStepFunction.h is in libroot-roofit-dev 5.34.30-0ubuntu8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Project: RooFit *
* Package: RooFitModels *
* File: $Id: RooParametricStepFunction.h,v 1.5 2007/05/11 09:13:07 verkerke Exp $
* Authors: *
* Aaron Roodman, Stanford Linear Accelerator Center, Stanford University *
* *
* 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_PARAMETRIC_STEP_FUNCTION
#define ROO_PARAMETRIC_STEP_FUNCTION
#include "TArrayD.h"
#include "RooAbsPdf.h"
#include "RooRealProxy.h"
#include "RooListProxy.h"
class RooRealVar;
class RooArgList ;
class RooParametricStepFunction : public RooAbsPdf {
public:
RooParametricStepFunction() : _nBins(0), _coefIter(0) {}
RooParametricStepFunction(const char *name, const char *title,
RooAbsReal& x, const RooArgList& coefList, TArrayD& limits, Int_t nBins=1) ;
RooParametricStepFunction(const RooParametricStepFunction& other, const char* name = 0);
virtual TObject* clone(const char* newname) const { return new RooParametricStepFunction(*this, newname); }
virtual ~RooParametricStepFunction() ;
Int_t getAnalyticalIntegral(RooArgSet& allVars, RooArgSet& analVars, const char* rangeName=0) const ;
Double_t analyticalIntegral(Int_t code, const char* rangeName=0) const ;
Int_t getnBins();
Double_t* getLimits();
protected:
Double_t lastBinValue() const ;
RooRealProxy _x;
RooListProxy _coefList ;
TArrayD _limits;
Int_t _nBins ;
TIterator* _coefIter ; //! do not persist
Double_t evaluate() const;
ClassDef(RooParametricStepFunction,1) // Parametric Step Function Pdf
};
#endif
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