/usr/include/CLHEP/GenericFunctions/FourierFit.hh is in libclhep-dev 2.1.4.1+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 | // -*- C++ -*-
// $Id:
//---------------------FourierFit-------------------------------------------//
// //
// Class FourierFit. This is a fitting function consisting of a super //
// position of N legendre polynomials. Cascading fractions and phases are //
// the input parameters. Function is normalized to one (on [0,2PI]) //
// Joe Boudreau, Petar Maksimovic, January 2000 //
// //
//--------------------------------------------------------------------------//
#ifndef FourierFit_h
#define FourierFit_h 1
#include "CLHEP/GenericFunctions/AbsFunction.hh"
#include "CLHEP/GenericFunctions/Parameter.hh"
namespace Genfun {
/**
* @author
* @ingroup genfun
*/
class FourierFit : public AbsFunction {
FUNCTION_OBJECT_DEF(FourierFit)
public:
// Constructor
FourierFit(unsigned int N);
// Copy constructor
FourierFit(const FourierFit &right);
// Destructor
virtual ~FourierFit();
// Retreive function value
virtual double operator ()(double argument) const;
virtual double operator ()(const Argument & a) const {return operator() (a[0]);}
unsigned int order() const;
Parameter *getFraction(unsigned int i);
const Parameter *getFraction(unsigned int i) const;
Parameter *getPhase(unsigned int i);
const Parameter *getPhase(unsigned int i) const;
private:
// It is illegal to assign an adjustable constant
const FourierFit & operator=(const FourierFit &right);
//
const unsigned int N;
std::vector <Genfun::Parameter *> fraction;
std::vector <Genfun::Parameter *> phase;
};
} // namespace Genfun
#include "CLHEP/GenericFunctions/FourierFit.icc"
#endif
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