ComptonScatteringCountRate.h

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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2013 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
 
#include "MantidAPI/CompositeFunction.h"
#include "MantidCurveFitting/Functions/ComptonProfile.h"
#include "MantidKernel/Matrix.h"
 
namespace Mantid {
namespace CurveFitting {
namespace Functions {
 
class MANTID_CURVEFITTING_DLL ComptonScatteringCountRate : public API::CompositeFunction {
public:
  ComptonScatteringCountRate();
 
private:
  std::string name() const override { return "ComptonScatteringCountRate"; }
  void setAttribute(const std::string &name, const Attribute &value) override;
  void parseIntensityConstraintMatrix(const std::string &value);
 
  void iterationStarting() override;
  void setFixedParameterValues(const std::vector<double> &values);
  void updateCMatrixValues() const;
 
  void setMatrixWorkspace(std::shared_ptr<const API::MatrixWorkspace> matrix, size_t wsIndex, double startX,
                          double endX) override;
  void cacheFunctions();
  void cacheComptonProfile(const std::shared_ptr<ComptonProfile> &profile, const size_t paramsOffset);
  void cacheBackground(const API::IFunction1D_sptr &function1D, const size_t paramsOffset);
  void createConstraintMatrices();
  void createPositivityCM();
  void createEqualityCM(const size_t nmasses);
 
  std::vector<ComptonProfile *> m_profiles;
  std::vector<size_t> m_fixedParamIndices;
  mutable Kernel::DblMatrix m_cmatrix;
  Kernel::DblMatrix m_eqMatrix;
  std::string m_bkgdOrderAttr;
  int m_bkgdPolyN;
  std::shared_ptr<HistogramData::Histogram> m_hist;
  size_t wsIndex;
  std::vector<double> m_dataErrorRatio;
};
 
} // namespace Functions
} // namespace CurveFitting
} // namespace Mantid