RooMomentMorphND.h

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/*****************************************************************************
 * Project: RooFit                                                           *
 *                                                                           *
 * This code was autogenerated by RooClassFactory                            *
 *****************************************************************************/
 
#ifndef ROOMOMENTMORPHND
#define ROOMOMENTMORPHND
 
#include "RooAbsPdf.h"
#include "RooRealProxy.h"
#include "RooCategoryProxy.h"
#include "RooAbsReal.h"
#include "RooAbsCategory.h"
#include "RooSetProxy.h"
#include "RooListProxy.h"
#include "RooArgList.h"
#include "RooBinning.h"
 
#include "TMatrixD.h"
#include "TMap.h"
 
#include <vector>
#include <map>
 
class RooChangeTracker;
class RooAddPdf;
 
class RooMomentMorphND : public RooAbsPdf {
 
public:
   using Base_t = RooAbsPdf;
   using Sum_t = RooAddPdf;
 
   class Grid2 {
   public:
      Grid2(){};
      Grid2(const Grid2 &other);
      Grid2(const RooAbsBinning &binning_x) { _grid.push_back(binning_x.clone()); };
      Grid2(const RooAbsBinning &binning_x, const RooAbsBinning &binning_y)
      {
         _grid.push_back(binning_x.clone());
         _grid.push_back(binning_y.clone());
      };
      Grid2(const RooAbsBinning &binning_x, const RooAbsBinning &binning_y, const RooAbsBinning &binning_z)
      {
         _grid.push_back(binning_x.clone());
         _grid.push_back(binning_y.clone());
         _grid.push_back(binning_z.clone());
      };
      Grid2(std::vector<RooAbsBinning *> const &binnings)
      {
         for (unsigned int i = 0; i < binnings.size(); i++) {
            _grid.push_back(binnings[i]->clone());
         }
      };
 
      virtual ~Grid2();
 
      void addPdf(const RooAbsPdf &pdf, int bin_x);
      void addPdf(const RooAbsPdf &pdf, int bin_x, int bin_y);
      void addPdf(const RooAbsPdf &pdf, int bin_x, int bin_y, int bin_z);
      void addPdf(const RooAbsPdf &pdf, std::vector<int> bins);
      void addBinning(const RooAbsBinning &binning) { _grid.push_back(binning.clone()); };
 
      mutable std::vector<RooAbsBinning *> _grid;
      mutable RooArgList _pdfList;
      mutable std::map<std::vector<int>, int> _pdfMap;
 
      mutable std::vector<std::vector<double>> _nref;
      mutable std::vector<int> _nnuis;
   };
 
   using Grid = Grid2;
 
protected:
   class CacheElem : public RooAbsCacheElement {
   public:
      CacheElem(RooAbsPdf &sumPdf, RooChangeTracker &tracker, const RooArgList &flist)
         : _sum(&sumPdf), _tracker(&tracker)
      {
         _frac.add(flist);
      };
      ~CacheElem() override;
      RooArgList containedArgs(Action) override;
      RooAbsPdf *_sum;
      RooChangeTracker *_tracker;
      RooArgList _frac;
 
      RooRealVar *frac(int i);
      const RooRealVar *frac(int i) const;
      void calculateFractions(const RooMomentMorphND &self, bool verbose = true) const;
   };
 
public:
   enum Setting { Linear, SineLinear, NonLinear, NonLinearPosFractions, NonLinearLinFractions };
 
   RooMomentMorphND();
   RooMomentMorphND(const char *name, const char *title, RooAbsReal &_m, const RooArgList &varList,
                    const RooArgList &pdfList, const RooArgList &mrefList, Setting setting);
   RooMomentMorphND(const char *name, const char *title, const RooArgList &parList, const RooArgList &obsList,
                    const Grid2 &referenceGrid, const Setting &setting);
   RooMomentMorphND(const RooMomentMorphND &other, const char *name = nullptr);
   RooMomentMorphND(const char *name, const char *title, RooAbsReal &_m, const RooArgList &varList,
                    const RooArgList &pdfList, const TVectorD &mrefpoints, Setting setting);
   ~RooMomentMorphND() override;
   TObject *clone(const char *newname) const override { return new RooMomentMorphND(*this, newname); }
 
   void setMode(const Setting &setting) { _setting = setting; }
   bool selfNormalized() const override { return true; }
   bool setBinIntegrator(RooArgSet &allVars);
   void useHorizontalMorphing(bool val) { _useHorizMorph = val; }
 
   double evaluate() const override;
   virtual double getVal(const RooArgSet *set = nullptr) const;
 
protected:
   void initialize();
   void initializeParameters(const RooArgList &parList);
   void initializeObservables(const RooArgList &obsList);
 
   RooAbsPdf *sumPdf(const RooArgSet *nset);
   CacheElem *getCache(const RooArgSet *nset) const;
 
   void findShape(const std::vector<double> &x) const;
 
   friend class CacheElem;
   friend class Grid2;
 
   mutable RooObjCacheManager _cacheMgr;     ///<! Transient cache manager
   mutable RooArgSet *_curNormSet = nullptr; ///<! Transient cache manager
 
   RooListProxy _parList;
   RooSetProxy _obsList;
   mutable Grid2 _referenceGrid;
   RooListProxy _pdfList;
 
   mutable std::unique_ptr<TMatrixD> _M;
   mutable std::unique_ptr<TMatrixD> _MSqr;
   mutable std::vector<std::vector<double>> _squareVec;
   mutable std::vector<int> _squareIdx;
 
   Setting _setting;
   bool _useHorizMorph;
 
   inline int sij(const int &i, const int &j) const { return (i * _obsList.getSize() + j); }
 
   ClassDefOverride(RooMomentMorphND, 3);
};
 
#endif