Mantid
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ExpDecayOsc.h
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1// Mantid Repository : https://github.com/mantidproject/mantid
2//
3// Copyright © 2007 ISIS Rutherford Appleton Laboratory UKRI,
4// NScD Oak Ridge National Laboratory, European Spallation Source,
5// Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
6// SPDX - License - Identifier: GPL - 3.0 +
7#pragma once
8
9//----------------------------------------------------------------------
10// Includes
11//----------------------------------------------------------------------
14#include "MantidCurveFitting/DllConfig.h"
15
16namespace Mantid {
17namespace CurveFitting {
18namespace Functions {
27class MANTID_CURVEFITTING_DLL ExpDecayOsc : public API::ParamFunction, public API::IFunction1D {
28public:
30 std::string name() const override { return "ExpDecayOsc"; }
31
33 const std::string category() const override { return "Muon\\MuonGeneric"; }
34
35protected:
36 void setActiveParameter(size_t i, double value) override;
37 void function1D(double *out, const double *xValues, const size_t nData) const override;
38 void functionDeriv1D(API::Jacobian *out, const double *xValues, const size_t nData) override;
39
41 void init() override;
42};
43
44} // namespace Functions
45} // namespace CurveFitting
46} // namespace Mantid
double value
The value of the point.
Definition: FitMW.cpp:51
This is a specialization of IFunction for functions of one real argument.
Definition: IFunction1D.h:43
Represents the Jacobian in IFitFunction::functionDeriv.
Definition: Jacobian.h:22
Implements the part of IFunction interface dealing with parameters.
Definition: ParamFunction.h:33
Provide oscillating exponential decay function: h*exp(-lambda.x)*(cos(2pi*f*x+phi))
Definition: ExpDecayOsc.h:27
const std::string category() const override
overwrite IFunction base class methods
Definition: ExpDecayOsc.h:33
std::string name() const override
overwrite IFunction base class methods
Definition: ExpDecayOsc.h:30
Helper class which provides the Collimation Length for SANS instruments.