/usr/include/root/RooFoamGenerator.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: RooFoamGenerator.h 34064 2010-06-22 15:05:19Z wouter $
* 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_FOAM_GENERATOR
#define ROO_FOAM_GENERATOR
#include "RooAbsNumGenerator.h"
#include "RooPrintable.h"
#include "RooArgSet.h"
class RooAbsReal;
class RooRealVar;
class RooDataSet;
class TFoam ;
class RooTFoamBinding ;
class RooNumGenFactory ;
class RooFoamGenerator : public RooAbsNumGenerator {
public:
RooFoamGenerator() : _binding(0), _tfoam(0), _xmin(0), _range(0), _vec(0), _rvIter(0) {} ;
RooFoamGenerator(const RooAbsReal &func, const RooArgSet &genVars, const RooNumGenConfig& config, Bool_t verbose=kFALSE, const RooAbsReal* maxFuncVal=0);
RooAbsNumGenerator* clone(const RooAbsReal& func, const RooArgSet& genVars, const RooArgSet& /*condVars*/,
const RooNumGenConfig& config, Bool_t verbose=kFALSE, const RooAbsReal* maxFuncVal=0) const {
return new RooFoamGenerator(func,genVars,config,verbose,maxFuncVal) ;
}
virtual ~RooFoamGenerator();
const RooArgSet *generateEvent(UInt_t remaining, Double_t& resampleRatio);
TFoam& engine() { return *_tfoam; }
virtual Bool_t canSampleConditional() const { return kFALSE ; }
virtual Bool_t canSampleCategories() const { return kFALSE ; }
protected:
friend class RooNumGenFactory ;
static void registerSampler(RooNumGenFactory& fact) ;
RooTFoamBinding* _binding ; // Binding of RooAbsReal to TFoam function interface
TFoam* _tfoam ; // Instance of TFOAM generator
Double_t* _xmin ; // Lower bound of observables to be generated ;
Double_t* _range ; // Range of observables to be generated ;
Double_t* _vec ; // Transfer array for FOAM output
TIterator* _rvIter ; // Iteratator over _realVars ;
ClassDef(RooFoamGenerator,0) // Context for generating a dataset from a PDF using the TFoam class
};
#endif
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