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GetDetectorOffsets.h
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GetDetectorOffsets.h
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#ifndef MANTID_ALGORITHMS_GETDETECTOROFFSETS_H_
#define MANTID_ALGORITHMS_GETDETECTOROFFSETS_H_
#include "MantidAPI/Algorithm.h"
#include "MantidAPI/IFunction.h"
#include "MantidKernel/System.h"
#include "MantidDataObjects/OffsetsWorkspace.h"
namespace Mantid {
namespace Algorithms {
/**
Find the offsets for each detector
@author Laurent Chapon, ISIS Facility, Rutherford Appleton Laboratory
@date 08/03/2009
Copyright © 2009 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 GetDetectorOffsets : public API::Algorithm {
public:
/// Algorithm's name for identification overriding a virtual method
const std::string name() const override { return "GetDetectorOffsets"; }
/// Summary of algorithms purpose
const std::string summary() const override {
return "Creates an OffsetsWorkspace containing offsets for each detector. "
"You can then save these to a .cal file using SaveCalFile.";
}
/// Algorithm's version for identification overriding a virtual method
int version() const override { return 1; }
/// Algorithm's category for identification overriding a virtual method
const std::string category() const override {
return "Diffraction\\Calibration";
}
private:
// Overridden Algorithm methods
void init() override;
void exec() override;
/// Call Gaussian as a Child Algorithm to fit the peak in a spectrum
double fitSpectra(const int64_t s, bool isAbsolbute);
/// Create a function string from the given parameters and the algorithm
/// inputs
API::IFunction_sptr createFunction(const double peakHeight,
const double peakLoc);
/// Read in all the input parameters
void retrieveProperties();
API::MatrixWorkspace_sptr inputW; ///< A pointer to the input workspace
DataObjects::OffsetsWorkspace_sptr
outputW; ///< A pointer to the output workspace
double m_Xmin = DBL_MAX; ///< The start of the X range for fitting
double m_Xmax = -DBL_MIN; ///< The end of the X range for fitting
double m_maxOffset = 0.0; ///< The maximum absolute value of offsets
double m_dreference = 0.0; ///< The expected peak position in d-spacing (?)
double m_dideal = 0.0; ///< The known peak centre value from the NIST standard
/// information
double m_step = 0.0; ///< The step size
};
} // namespace Algorithm
} // namespace Mantid
#endif /*MANTID_ALGORITHM_GETDETECTOROFFSETS_H_*/