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RooDouble.cxx
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1/*****************************************************************************
2 * Project: RooFit *
3 * Package: RooFitCore *
4 * @(#)root/roofitcore:$Id$
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 *****************************************************************************/
16
17/**
18\file RooDouble.cxx
19\class RooDouble
20\ingroup Roofitcore
21
22RooDouble is a minimal implementation of a TObject holding a Double_t
23value.
24**/
25
26#include "RooFit.h"
27#include "RooDouble.h"
28#include <string>
29
30using namespace std;
31
33;
34
35
36
37////////////////////////////////////////////////////////////////////////////////
38
39RooDouble::RooDouble(Double_t value) : TNamed(), _value(value)
40{
41 SetName(Form("%f",value)) ;
42}
43
44
45////////////////////////////////////////////////////////////////////////////////
46/// Implement comparison to other TObjects that are also RooDouble
47/// to faciliate sorting of RooDoubles in a ROOT container
48
49Int_t RooDouble::Compare(const TObject* other) const
50{
51 const RooDouble* otherD = dynamic_cast<const RooDouble*>(other) ;
52 if (!otherD) return 0 ;
53 return (_value>otherD->_value) ? 1 : -1 ;
54}
int Int_t
Definition: RtypesCore.h:43
double Double_t
Definition: RtypesCore.h:57
#define ClassImp(name)
Definition: Rtypes.h:361
char * Form(const char *fmt,...)
RooDouble is a minimal implementation of a TObject holding a Double_t value.
Definition: RooDouble.h:22
RooDouble()
Definition: RooDouble.h:25
Double_t _value
Definition: RooDouble.h:53
Int_t Compare(const TObject *other) const
Implement comparison to other TObjects that are also RooDouble to faciliate sorting of RooDoubles in ...
Definition: RooDouble.cxx:49
The TNamed class is the base class for all named ROOT classes.
Definition: TNamed.h:29
virtual void SetName(const char *name)
Set the name of the TNamed.
Definition: TNamed.cxx:140
Mother of all ROOT objects.
Definition: TObject.h:37