Revision 716fb731a3c8c9b583235feddac21006994d9626 authored by Kyle Cranmer on 03 August 2011, 22:09:36 UTC, committed by Kyle Cranmer on 03 August 2011, 22:09:36 UTC
git-svn-id: http://root.cern.ch/svn/root/branches/v5-30-00-patches@40446 27541ba8-7e3a-0410-8455-c3a389f83636
1 parent 0db9ccb
RooDataSet.h
/*****************************************************************************
* Project: RooFit *
* Package: RooFitCore *
* File: $Id: RooDataSet.h,v 1.59 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_DATA_SET
#define ROO_DATA_SET
class TDirectory ;
class RooAbsRealLValue ;
class RooRealVar ;
class RooDataHist ;
#include "RooAbsData.h"
#include "RooDirItem.h"
#define USEMEMPOOL
class RooDataSet : public RooAbsData, public RooDirItem {
public:
#ifdef USEMEMPOOL
void* operator new (size_t bytes);
void operator delete (void *ptr);
#endif
// Constructors, factory methods etc.
RooDataSet() ;
// Empty constructor
RooDataSet(const char *name, const char *title, const RooArgSet& vars, const char* wgtVarName=0) ;
// Universal constructor
RooDataSet(const char* name, const char* title, const RooArgSet& vars, const RooCmdArg& arg1, const RooCmdArg& arg2=RooCmdArg(),
const RooCmdArg& arg3=RooCmdArg(), const RooCmdArg& arg4=RooCmdArg(),const RooCmdArg& arg5=RooCmdArg(),
const RooCmdArg& arg6=RooCmdArg(),const RooCmdArg& arg7=RooCmdArg(),const RooCmdArg& arg8=RooCmdArg()) ;
// Constructor for subset of existing dataset
RooDataSet(const char *name, const char *title, RooDataSet *data, const RooArgSet& vars,
const char *cuts=0, const char* wgtVarName=0);
RooDataSet(const char *name, const char *title, RooDataSet *data, const RooArgSet& vars,
const RooFormulaVar& cutVar, const char* wgtVarName=0) ;
// Constructor importing data from external ROOT Tree
RooDataSet(const char *name, const char *title, TTree *ntuple, const RooArgSet& vars,
const char *cuts=0, const char* wgtVarName=0);
RooDataSet(const char *name, const char *title, TTree *t, const RooArgSet& vars,
const RooFormulaVar& cutVar, const char* wgtVarName=0) ;
RooDataSet(RooDataSet const & other, const char* newname=0) ;
virtual TObject* Clone(const char* newname=0) const { return new RooDataSet(*this,newname?newname:GetName()) ; }
virtual ~RooDataSet() ;
virtual RooAbsData* emptyClone(const char* newName=0, const char* newTitle=0, const RooArgSet* vars=0) const ;
RooDataHist* binnedClone(const char* newName=0, const char* newTitle=0) const ;
virtual Double_t sumEntries(const char* cutSpec=0, const char* cutRange=0) const ;
virtual RooPlot* plotOnXY(RooPlot* frame,
const RooCmdArg& arg1=RooCmdArg::none(), const RooCmdArg& arg2=RooCmdArg::none(),
const RooCmdArg& arg3=RooCmdArg::none(), const RooCmdArg& arg4=RooCmdArg::none(),
const RooCmdArg& arg5=RooCmdArg::none(), const RooCmdArg& arg6=RooCmdArg::none(),
const RooCmdArg& arg7=RooCmdArg::none(), const RooCmdArg& arg8=RooCmdArg::none()) const ;
// Read data from a text file and create a dataset from it.
// The possible options are: (D)ebug, (Q)uiet.
static RooDataSet *read(const char *filename, const RooArgList &variables,
const char *opts= "", const char* commonPath="",
const char *indexCatName=0) ;
Bool_t write(const char* filename) ;
/* void setWeightVar(const char* name=0) ; */
/* void setWeightVar(const RooAbsArg& arg) { */
/* // Interpret given argument as event weight */
/* setWeightVar(arg.GetName()) ; */
/* } */
virtual Bool_t isWeighted() const ;
virtual Bool_t isNonPoissonWeighted() const ;
virtual Double_t weight() const ;
virtual void weightError(Double_t& lo, Double_t& hi,ErrorType etype=SumW2) const ;
Double_t weightError(ErrorType etype=SumW2) const ;
virtual const RooArgSet* get(Int_t index) const;
virtual const RooArgSet* get() const ;
// Add one ore more rows of data
virtual void add(const RooArgSet& row, Double_t weight=1.0, Double_t weightError=0);
virtual void add(const RooArgSet& row, Double_t weight, Double_t weightErrorLo, Double_t weightErrorHi);
virtual void addFast(const RooArgSet& row, Double_t weight=1.0, Double_t weightError=0);
void append(RooDataSet& data) ;
Bool_t merge(RooDataSet* data1, RooDataSet* data2=0, RooDataSet* data3=0,
RooDataSet* data4=0, RooDataSet* data5=0, RooDataSet* data6=0) ;
Bool_t merge(std::list<RooDataSet*> dsetList) ;
virtual RooAbsArg* addColumn(RooAbsArg& var, Bool_t adjustRange=kTRUE) ;
virtual RooArgSet* addColumns(const RooArgList& varList) ;
// Plot the distribution of a real valued arg
using RooAbsData::createHistogram ;
TH2F* createHistogram(const RooAbsRealLValue& var1, const RooAbsRealLValue& var2, const char* cuts="",
const char *name= "hist") const;
TH2F* createHistogram(const RooAbsRealLValue& var1, const RooAbsRealLValue& var2, Int_t nx, Int_t ny,
const char* cuts="", const char *name="hist") const;
void printMultiline(ostream& os, Int_t contents, Bool_t verbose=kFALSE, TString indent="") const ;
virtual void printArgs(ostream& os) const ;
virtual void printValue(ostream& os) const ;
void SetName(const char *name) ;
void SetNameTitle(const char *name, const char* title) ;
protected:
virtual RooAbsData* cacheClone(const RooAbsArg* newCacheOwner, const RooArgSet* newCacheVars, const char* newName=0) ;
friend class RooProdGenContext ;
void initialize(const char* wgtVarName) ;
// Cache copy feature is not publicly accessible
RooAbsData* reduceEng(const RooArgSet& varSubset, const RooFormulaVar* cutVar, const char* cutRange=0,
Int_t nStart=0, Int_t nStop=2000000000, Bool_t copyCache=kTRUE) ;
RooDataSet(const char *name, const char *title, RooDataSet *ntuple,
const RooArgSet& vars, const RooFormulaVar* cutVar, const char* cutRange, int nStart, int nStop, Bool_t copyCache, const char* wgtVarName=0);
RooArgSet addWgtVar(const RooArgSet& origVars, const RooAbsArg* wgtVar) ;
RooArgSet _varsNoWgt ; // Vars without weight variable
RooRealVar* _wgtVar ; // Pointer to weight variable (if set)
static void cleanup() ;
static char* _poolBegin ; //! Start of memory pool
static char* _poolCur ; //! Next free slot in memory pool
static char* _poolEnd ; //! End of memory pool
ClassDef(RooDataSet,2) // Unbinned data set
};
#endif
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