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2 * Project: RooFit *
3 * Package: RooFitCore *
4 * File: $Id: RooConvGenContext.h,v 1.12 2007/05/11 09:11:30 verkerke Exp $
5 * Authors: *
6 * WV, Wouter Verkerke, UC Santa Barbara, verkerke@slac.stanford.edu *
7 * DK, David Kirkby, UC Irvine, dkirkby@uci.edu *
8 * *
9 * Copyright (c) 2000-2005, Regents of the University of California *
10 * and Stanford University. All rights reserved. *
11 * *
12 * Redistribution and use in source and binary forms, *
13 * with or without modification, are permitted according to the terms *
14 * listed in LICENSE (http://roofit.sourceforge.net/license.txt) *
15 *****************************************************************************/
19#include "RooAbsGenContext.h"
20#include "RooArgSet.h"
23class RooDataSet;
24class RooRealIntegral;
25class RooAcceptReject;
26class TRandom;
27class TIterator;
28class RooRealVar ;
29class RooNumConvPdf ;
30class RooFFTConvPdf ;
34 RooConvGenContext(const RooFFTConvPdf &model, const RooArgSet &vars, const RooDataSet *prototype= 0,
35 const RooArgSet* auxProto=0, Bool_t _verbose= kFALSE);
36 RooConvGenContext(const RooNumConvPdf &model, const RooArgSet &vars, const RooDataSet *prototype= 0,
37 const RooArgSet* auxProto=0, Bool_t _verbose= kFALSE);
38 RooConvGenContext(const RooAbsAnaConvPdf &model, const RooArgSet &vars, const RooDataSet *prototype= 0,
39 const RooArgSet* auxProto=0, Bool_t _verbose= kFALSE);
40 virtual ~RooConvGenContext();
42 virtual void setProtoDataOrder(Int_t* lut) ;
44 virtual void attach(const RooArgSet& params) ;
46 virtual void printMultiline(std::ostream &os, Int_t content, Bool_t verbose=kFALSE, TString indent="") const ;
48 virtual void initGenerator(const RooArgSet &theEvent);
49 virtual void generateEvent(RooArgSet &theEvent, Int_t remaining);
55 RooAbsGenContext* _pdfGen ; // Physics model generator context
56 RooAbsGenContext* _modelGen ; // Resolution model generator context
57 TString _convVarName ; // Name of convolution variable
58 RooArgSet* _pdfVarsOwned ; // Owning version of pdfVars ;
59 RooArgSet* _modelVarsOwned ; // Owning version of modelVars ;
60 RooArgSet* _pdfVars ; // Holder of PDF x truth event
61 RooArgSet* _modelVars ; // Holder of resModel event
62 RooArgSet* _pdfCloneSet ; // Owner of PDF clone
63 RooArgSet* _modelCloneSet ; // Owner of resModel clone
64 RooRealVar* _cvModel ; // Convolution variable in resModel event
65 RooRealVar* _cvPdf ; // Convolution variable in PDFxTruth event
66 RooRealVar* _cvOut ; // Convolution variable in output event
68 ClassDef(RooConvGenContext,0) // Context for generating a dataset from a PDF
int Int_t
Definition: RtypesCore.h:41
const Bool_t kFALSE
Definition: RtypesCore.h:88
bool Bool_t
Definition: RtypesCore.h:59
#define ClassDef(name, id)
Definition: Rtypes.h:326
static void indent(ostringstream &buf, int indent_level)
RooAbsAnaConvPdf is the base class for PDFs that represent a physics model that can be analytically c...
RooAbsGenContext is the abstract base class for generator contexts of RooAbsPdf objects.
Class RooAcceptReject is a generic toy monte carlo generator implement the accept/reject sampling tec...
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgSet.h:28
RooConvGenContext is an efficient implementation of the generator context specific for RooAbsAnaConvP...
virtual ~RooConvGenContext()
RooArgSet * _modelCloneSet
RooArgSet * _modelVarsOwned
RooConvGenContext(const RooFFTConvPdf &model, const RooArgSet &vars, const RooDataSet *prototype=0, const RooArgSet *auxProto=0, Bool_t _verbose=kFALSE)
Constructor for specialized generator context for FFT numerical convolutions.
RooConvGenContext(const RooConvGenContext &other)
RooAbsGenContext * _pdfGen
RooAbsGenContext * _modelGen
RooArgSet * _pdfCloneSet
virtual void printMultiline(std::ostream &os, Int_t content, Bool_t verbose=kFALSE, TString indent="") const
Print the details of this generator context.
RooArgSet * _pdfVarsOwned
RooRealVar * _cvModel
virtual void generateEvent(RooArgSet &theEvent, Int_t remaining)
Generate a single event.
virtual void initGenerator(const RooArgSet &theEvent)
One-time initialization of generator context, attaches the context to the supplied event container.
virtual void attach(const RooArgSet &params)
Attach given set of arguments to internal clones of pdf and resolution model.
RooArgSet * _modelVars
virtual void setProtoDataOrder(Int_t *lut)
Set the traversal order for events in the prototype dataset The argument is a array of integers with ...
RooDataSet is a container class to hold unbinned data.
Definition: RooDataSet.h:31
PDF for the numerical (FFT) convolution of two PDFs.
Definition: RooFFTConvPdf.h:26
Numeric 1-dimensional convolution operator PDF.
Definition: RooNumConvPdf.h:26
RooRealIntegral performs hybrid numerical/analytical integrals of RooAbsReal objects.
RooRealVar represents a variable that can be changed from the outside.
Definition: RooRealVar.h:35
Iterator abstract base class.
Definition: TIterator.h:30
This is the base class for the ROOT Random number generators.
Definition: TRandom.h:27
Basic string class.
Definition: TString.h:131