/usr/include/root/RooIntegrator2D.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: RooFitCore *
* File: $Id: RooIntegrator2D.h,v 1.8 2007/05/11 09:11:30 verkerke Exp $
* Authors: *
* WV, Wouter Verkerke, UC Santa Barbara, verkerke@slac.stanford.edu *
* DK, David Kirkby, UC Irvine, dkirkby@uci.edu *
* *
* Copyright (c) 2000-2005, Regents of the University of California *
* and 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_INTEGRATOR_2D
#define ROO_INTEGRATOR_2D
#include "RooIntegrator1D.h"
#include "RooNumIntConfig.h"
class RooIntegrator2D : public RooIntegrator1D {
public:
// Constructors, assignment etc
RooIntegrator2D() ;
RooIntegrator2D(const RooAbsFunc& function, RooIntegrator1D::SummationRule rule=RooIntegrator1D::Trapezoid,
Int_t maxSteps= 0, Double_t eps= 0) ;
RooIntegrator2D(const RooAbsFunc& function, Double_t xmin, Double_t xmax, Double_t ymin, Double_t ymax,
SummationRule rule= Trapezoid, Int_t maxSteps= 0, Double_t eps= 0) ;
RooIntegrator2D(const RooAbsFunc& function, const RooNumIntConfig& config) ;
RooIntegrator2D(const RooAbsFunc& function, Double_t xmin, Double_t xmax, Double_t ymin, Double_t ymax,
const RooNumIntConfig& config) ;
virtual RooAbsIntegrator* clone(const RooAbsFunc& function, const RooNumIntConfig& config) const ;
virtual ~RooIntegrator2D() ;
virtual Bool_t checkLimits() const;
virtual Bool_t canIntegrate1D() const { return kFALSE ; }
virtual Bool_t canIntegrate2D() const { return kTRUE ; }
virtual Bool_t canIntegrateND() const { return kFALSE ; }
virtual Bool_t canIntegrateOpenEnded() const { return kFALSE ; }
protected:
friend class RooNumIntFactory ;
static void registerIntegrator(RooNumIntFactory& fact) ;
RooIntegrator1D* _xIntegrator ; // Integrator in first dimension
RooAbsFunc* _xint ; // Function binding representing integral over first dimension
ClassDef(RooIntegrator2D,0) // 2-dimensional numerical integration engine
};
#endif
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