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LoadILL.h
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LoadILL.h
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#ifndef MANTID_DATAHANDLING_LOADILL_H_
#define MANTID_DATAHANDLING_LOADILL_H_
//---------------------------------------------------
// Includes
//---------------------------------------------------
#include "MantidAPI/IFileLoader.h"
#include "MantidNexus/NexusClasses.h"
#include "MantidDataHandling/LoadHelper.h"
namespace Mantid {
namespace DataHandling {
/**
Loads an ILL nexus file into a Mantid workspace.
Required properties:
<UL>
<LI> Filename - The ILL nexus file to be read </LI>
<LI> Workspace - The name to give to the output workspace </LI>
</UL>
Copyright © 2010 ISIS Rutherford Appleton Laboratory & NScD Oak Ridge National Laboratory
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 LoadILL: public API::IFileLoader<Kernel::NexusDescriptor>
{
public:
/// Constructor
LoadILL(); /// Virtual destructor
virtual ~LoadILL() {
}
/// Algorithm's name
virtual const std::string name() const {
return "LoadILL";
}
/// Algorithm's version
virtual int version() const {
return (1);
}
/// Algorithm's category for identification
virtual const std::string category() const {
return "DataHandling";
}
/// Returns a confidence value that this algorithm can load a file
int confidence(Kernel::NexusDescriptor & descriptor) const;
private:
/// Sets documentation strings for this algorithm
virtual void initDocs();
// Initialisation code
void init();
// Execution code
void exec();
int getEPPFromVanadium(const std::string &,Mantid::API::MatrixWorkspace_sptr);
void loadInstrumentDetails(NeXus::NXEntry&);
void initWorkSpace(NeXus::NXEntry& entry);
void initInstrumentSpecific();
void loadRunDetails(NeXus::NXEntry & entry);
void loadExperimentDetails(NeXus::NXEntry & entry);
int getDetectorElasticPeakPosition(const NeXus::NXInt &data);
void loadTimeDetails(NeXus::NXEntry& entry);
NeXus::NXData loadNexusFileData(NeXus::NXEntry& entry);
void loadDataIntoTheWorkSpace(NeXus::NXEntry& entry, int vanaCalculatedDetectorElasticPeakPosition = -1);
void runLoadInstrument();
/// Calculate error for y
static double calculateError(double in) {
return sqrt(in);
}
int validateVanadium(const std::string &);
API::MatrixWorkspace_sptr m_localWorkspace;
// NeXus::NXRoot m_dataRoot;
// NeXus::NXRoot m_vanaRoot;
std::string m_instrumentName; ///< Name of the instrument
std::string m_instrumentPath; ///< Name of the instrument path
// Variables describing the data in the detector
size_t m_numberOfTubes; // number of tubes - X
size_t m_numberOfPixelsPerTube; //number of pixels per tube - Y
size_t m_numberOfChannels; // time channels - Z
size_t m_numberOfHistograms;
/* Values parsed from the nexus file */
int m_monitorElasticPeakPosition;
double m_wavelength;
double m_channelWidth;
double m_l1; //=2.0;
double m_l2; //=4.0;
std::vector<std::string> m_supportedInstruments;
LoadHelper m_loader;
};
} // namespace DataHandling
} // namespace Mantid
#endif /*MANTID_DATAHANDLING_LoadILL_H_*/