/usr/include/root/RooAdaptiveIntegratorND.h is in libroot-roofit-dev 5.34.00-2.
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: RooFitCore *
* File: $Id: RooAdaptiveIntegratorND.h 34972 2010-08-24 19:06:57Z pcanal $
* 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_ADAPTIVE_INTEGRATOR_ND
#define ROO_ADAPTIVE_INTEGRATOR_ND
#include "RooAbsIntegrator.h"
#include "RooNumIntConfig.h"
#include "TString.h"
namespace ROOT { namespace Math { class AdaptiveIntegratorMultiDim ; } }
class RooMultiGenFunction ;
class RooAdaptiveIntegratorND : public RooAbsIntegrator {
public:
// Constructors, assignment etc
RooAdaptiveIntegratorND() ;
RooAdaptiveIntegratorND(const RooAbsFunc& function, const RooNumIntConfig& config) ;
virtual RooAbsIntegrator* clone(const RooAbsFunc& function, const RooNumIntConfig& config) const ;
virtual ~RooAdaptiveIntegratorND();
virtual Bool_t checkLimits() const;
virtual Double_t integral(const Double_t *yvec=0) ;
using RooAbsIntegrator::setLimits ;
Bool_t setLimits(Double_t* xmin, Double_t* xmax);
virtual Bool_t canIntegrate1D() const { return kFALSE ; }
virtual Bool_t canIntegrate2D() const { return kTRUE ; }
virtual Bool_t canIntegrateND() const { return kTRUE ; }
virtual Bool_t canIntegrateOpenEnded() const { return kFALSE ; }
virtual Bool_t setUseIntegrandLimits(Bool_t flag) {_useIntegrandLimits = flag ; return kTRUE ; }
protected:
RooAdaptiveIntegratorND(const RooAdaptiveIntegratorND&) ;
Bool_t _useIntegrandLimits; // If true limits of function binding are ued
mutable Double_t* _xmin ; // Lower bound in each dimension
mutable Double_t* _xmax ; // Upper bound in each dimension
Double_t _epsRel ; // Relative precision
Double_t _epsAbs ; // Absolute precision
Int_t _nmax ; // Max number of divisions
Int_t _nError ; // Number of error occurrences
Int_t _nWarn ; // Max number of warnings to be issued ;
RooMultiGenFunction* _func ; //! ROOT::Math multi-parameter function binding
ROOT::Math::AdaptiveIntegratorMultiDim* _integrator ;
TString _intName ; // Integrand name
friend class RooNumIntFactory ;
static void registerIntegrator(RooNumIntFactory& fact) ;
ClassDef(RooAdaptiveIntegratorND,0) // N-dimensional adaptive integration (interface to MathCore integrator)
};
#endif
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