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DynamicKuboToyabe.h
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DynamicKuboToyabe.h
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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2007 ISIS Rutherford Appleton Laboratory UKRI,
// NScD Oak Ridge National Laboratory, European Spallation Source,
// Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
// SPDX - License - Identifier: GPL - 3.0 +
#pragma once
//----------------------------------------------------------------------
// Includes
//----------------------------------------------------------------------
#include "MantidAPI/IFunctionMW.h"
#include "MantidAPI/IFunctionWithLocation.h"
#include "MantidAPI/IPeakFunction.h"
#include "MantidCurveFitting/DllConfig.h"
#include <cmath>
namespace Mantid {
namespace CurveFitting {
namespace Functions {
/**
Provide Dynamic Kubo Toyabe function interface to IFunction1D for muon
scientists.
@author Raquel Alvarez, ISIS, RAL
@date 18/02/2015
*/
class MANTID_CURVEFITTING_DLL DynamicKuboToyabe : public API::ParamFunction, public API::IFunction1D {
public:
/// Constructor
DynamicKuboToyabe();
/// overwrite base class methods
std::string name() const override { return "DynamicKuboToyabe"; }
const std::string category() const override { return "Muon\\MuonGeneric"; }
/// Set a value to attribute attName
void setAttribute(const std::string &attName, const Attribute &) override;
protected:
void function1D(double *out, const double *xValues, const size_t nData) const override;
void functionDeriv1D(API::Jacobian *out, const double *xValues, const size_t nData) override;
void functionDeriv(const API::FunctionDomain &domain, API::Jacobian &jacobian) override;
void init() override;
void setActiveParameter(size_t i, double value) override;
private:
// Evaluate DKT function for a given t, G, F, v and eps
double getDKT(double t, double G, double F, double v, double eps) const;
/// Bin width
double m_eps;
double m_minEps, m_maxEps;
};
} // namespace Functions
} // namespace CurveFitting
} // namespace Mantid