/usr/include/root/RooDouble.h is in libroot-roofit-dev 5.34.00-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Project: RooFit *
* Package: RooFitCore *
* File: $Id: RooDouble.h,v 1.8 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_DOUBLE
#define ROO_DOUBLE
#include "Rtypes.h"
#include "TNamed.h"
class RooDouble : public TNamed {
public:
RooDouble() : _value(0) {
// Default constructor
} ;
RooDouble(Double_t value) ;
RooDouble(const RooDouble& other) : TNamed(other), _value(other._value) {}
virtual ~RooDouble() {
// Destructor
} ;
// Double_t cast operator
inline operator Double_t() const {
// Return value of contained double
return _value ;
}
RooDouble& operator=(Double_t value) {
// Return true if contained double equals value
_value = value ; return *this ;
}
// Sorting interface ;
Int_t Compare(const TObject* other) const ;
virtual Bool_t IsSortable() const {
// We are a sortable object
return kTRUE ;
}
protected:
Double_t _value ; // Value payload
ClassDef(RooDouble,1) // Container class for Double_t
};
#endif
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