RooCustomizer.h

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/*****************************************************************************
 * Project: RooFit                                                           *
 * Package: RooFitCore                                                       *
 *    File: $Id: RooCustomizer.h,v 1.11 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_PDF_CUSTOMIZER
#define ROO_PDF_CUSTOMIZER
 
#include "TList.h"
#include "TNamed.h"
#include "TString.h"
#include "RooArgSet.h"
#include "RooPrintable.h"
#include "RooFactoryWSTool.h"
 
#include <vector>
#include <string>
 
class RooAbsCategoryLValue ;
class RooAbsCategory ;
class RooAbsArg ;
class RooAbsPdf ;
 
class RooCustomizer : public TNamed, public RooPrintable {
 
public:
 
  // Constructors, assignment etc
  RooCustomizer(const RooAbsArg& pdf, const RooAbsCategoryLValue& masterCat, RooArgSet& splitLeafListOwned, RooArgSet* splitLeafListAll=nullptr) ;
  RooCustomizer(const RooAbsArg& pdf, const char* name) ;
  ~RooCustomizer() override ;
 
  /// If flag is true, make customizer own all created components
  void setOwning(bool flag) {
    _owning = flag ;
  }
 
  void splitArgs(const RooArgSet& argSet, const RooAbsCategory& splitCat) ;
  void splitArg(const RooAbsArg& arg, const RooAbsCategory& splitCat) ;
  void replaceArg(const RooAbsArg& orig, const RooAbsArg& subst) ;
  RooAbsArg* build(const char* masterCatState, bool verbose=false) ;
  RooAbsArg* build(bool verbose=false) ;
 
  /// Return list of cloned branch nodes
  const RooArgSet& cloneBranchList() const {
    return *_cloneBranchList ;
  }
  /// Return list of cloned leaf nodes
  const RooArgSet& cloneLeafList() const {
    return *_cloneNodeListOwned ;
  }
 
  // Printing interface
  void printName(std::ostream& os) const override ;
  void printTitle(std::ostream& os) const override ;
  void printClassName(std::ostream& os) const override ;
  void printArgs(std::ostream& os) const override ;
  void printMultiline(std::ostream& os, Int_t content, bool verbose=false, TString indent= "") const override;
 
  /// Printing interface
  inline void Print(Option_t *options= nullptr) const override {
    printStream(defaultPrintStream(),defaultPrintContents(options),defaultPrintStyle(options));
  }
 
  /// Releases ownership of list of cloned branch nodes
  void setCloneBranchSet(RooArgSet& cloneBranchSet) ;
 
  /// Factory interface
  class CustIFace : public RooFactoryWSTool::IFace {
  public:
    ~CustIFace() override {} ;
    std::string create(RooFactoryWSTool& ft, const char* typeName, const char* instanceName, std::vector<std::string> args) override ;
  } ;
 
protected:
 
  RooCustomizer(const RooCustomizer&) ;
  void initialize() ;
 
  RooAbsArg* doBuild(const char* masterCatState, bool verbose) ;
 
  bool _sterile ; ///< If true we do not have as associated master category
  bool _owning ;  ///< If true we own all created components
  TString _name ;   ///< Name of this object
 
  TList _splitArgList ; ///< List of RooAbsArgs to be split
  TList _splitCatList ; ///< List of categories to be used for above splits
 
  TList _replaceArgList ; ///< List of RooAbsArgs to be replaced
  TList _replaceSubList ; ///< List of replacement RooAbsArgs
 
  // Master nodes are not owned
  RooAbsArg* _masterPdf ;             ///< Pointer to input p.d.f
  RooAbsCategoryLValue* _masterCat ;  ///< Pointer to input master category
 
  RooArgSet  _masterBranchList ;      ///< List of branch nodes
  RooArgSet  _masterLeafList ;        ///< List of leaf nodes
 
  RooArgSet  _internalCloneBranchList ; ///< List of branches of internal clone
  RooArgSet* _cloneBranchList ;         ///< Pointer to list of cloned branches used
 
  // Cloned leafs are owned by the user supplied list in the ctor
  RooArgSet* _cloneNodeListAll ;        ///< List of all cloned nodes
  RooArgSet* _cloneNodeListOwned ;      ///< List of owned cloned nodes
 
  ClassDefOverride(RooCustomizer,0) // Editing tool for RooAbsArg composite object expressions
} ;
 
#endif