DetectorGridDefinition.h

Go to the documentation of this file.

// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2017 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 "MantidAlgorithms/DllConfig.h"
 
#include <array>
#include <cstddef>
 
namespace Mantid {
namespace Algorithms {
 
class MANTID_ALGORITHMS_DLL DetectorGridDefinition {
public:
  DetectorGridDefinition(const double minLatitude, const double maxLatitude, const size_t latitudePoints,
                         const double minLongitude, const double maxLongitude, const size_t longitudeStep);
 
  double latitudeAt(const size_t row) const;
  double longitudeAt(const size_t column) const;
  std::array<size_t, 4> nearestNeighbourIndices(const double latitude, const double longitude) const;
  std::pair<size_t, size_t> getNearestVertex(const double latitude, const double longitude) const;
  size_t numberColumns() const;
  size_t numberRows() const;
  size_t getDetectorIndex(size_t row, size_t col);
 
private:
  double m_minLatitude;
  double m_maxLatitude;
  size_t m_latitudePoints;
  double m_latitudeStep;
  double m_minLongitude;
  double m_maxLongitude;
  size_t m_longitudePoints;
  double m_longitudeStep;
};
 
} // namespace Algorithms
} // namespace Mantid