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ConvertEmptyToTof.h
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ConvertEmptyToTof.h
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#ifndef MANTID_ALGORITHMS_CONVERTEMPTYTOTOF_H_
#define MANTID_ALGORITHMS_CONVERTEMPTYTOTOF_H_
#include "MantidAPI/Algorithm.h"
#include "MantidAPI/MatrixWorkspace_fwd.h"
#include "MantidDataObjects/Workspace2D.h"
#include "MantidKernel/System.h"
#include <utility> // std::pair
namespace Mantid {
namespace API {
class SpectrumInfo;
}
namespace Algorithms {
/** ConvertEmptyToTof :
At the ILL the data is loaded in raw format : no units used. The X-axis
represent the time channel number.
This algorithm converts the channel number to time of flight
Copyright © 2014 ISIS Rutherford Appleton Laboratory, NScD Oak Ridge
National Laboratory & European Spallation Source
This file is part of Mantid.
Mantid is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
Mantid is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
File change history is stored at: <https://github.com/mantidproject/mantid>
Code Documentation is available at: <http://doxygen.mantidproject.org>
*/
class DLLExport ConvertEmptyToTof : public API::Algorithm {
public:
const std::string name() const override;
int version() const override;
const std::string category() const override;
/// Summary of algorithms purpose
const std::string summary() const override {
return "Converts the channel number to time of flight.";
}
private:
void init() override;
void exec() override;
void validateWorkspaceIndices(std::vector<int> &v);
void validateChannelIndices(std::vector<int> &v);
std::map<int, int> findElasticPeakPositions(const std::vector<int> &,
const std::vector<int> &);
void estimateFWHM(const Mantid::HistogramData::HistogramY &, double &,
double &, double &, double &, double &);
bool doFitGaussianPeak(int, double &, double &, double &, double, double);
std::pair<int, double> findAverageEppAndEpTof(const std::map<int, int> &);
double calculateTOF(double, double);
bool areEqual(double, double, double);
template <typename T>
T getPropertyFromRun(API::MatrixWorkspace_const_sptr, const std::string &);
int roundUp(double);
std::vector<double> makeTofAxis(int, double, size_t, double);
void setTofInWS(const std::vector<double> &, API::MatrixWorkspace_sptr);
DataObjects::Workspace2D_sptr m_inputWS;
API::MatrixWorkspace_sptr m_outputWS;
const API::SpectrumInfo *m_spectrumInfo;
};
} // namespace Algorithms
} // namespace Mantid
#endif /* MANTID_ALGORITHMS_CONVERTEMPTYTOTOF_H_ */