/*****************************************************************************
* Project: RooFit *
* Package: RooFitCore *
* File: $Id: RooGenProdProj.h,v 1.7 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_GEN_PROD_PROJ
#define ROO_GEN_PROD_PROJ
#include "RooAbsReal.h"
#include "RooSetProxy.h"
#include "RooListProxy.h"
class RooRealVar;
class RooArgList ;
class RooGenProdProj : public RooAbsReal {
public:
RooGenProdProj() ;
RooGenProdProj(const char *name, const char *title, const RooArgSet& _prodSet, const RooArgSet& _intSet,
const RooArgSet& _normSet, const char* isetRangeName, const char* normRangeName=0, Bool_t doFactorize=kTRUE) ;
RooGenProdProj(const RooGenProdProj& other, const char* name = 0);
virtual TObject* clone(const char* newname) const { return new RooGenProdProj(*this, newname); }
virtual ~RooGenProdProj() ;
protected:
RooAbsReal* makeIntegral(const char* name, const RooArgSet& compSet, const RooArgSet& intSet,
RooArgSet& saveSet, const char* isetRangeName, Bool_t doFactorize) ;
virtual void operModeHook() ;
Double_t evaluate() const;
RooArgSet* _compSetOwnedN ; // Owner of numerator components
RooArgSet* _compSetOwnedD ; // Owner of denominator components
RooSetProxy _compSetN ; // Set proxy for numerator components
RooSetProxy _compSetD ; // Set proxy for denominator components
RooListProxy _intList ; // Master integrals representing numerator and denominator
Bool_t _haveD ; // Do we have a denominator term?
ClassDef(RooGenProdProj,1) // General form of projected integral of product of PDFs, utility class for RooProdPdf
};
#endif