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TPC: adding dEdx space-charge correction
- adding check for shared clusters - adding cluster occupancy
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101
Detectors/TPC/calibration/include/TPCCalibration/CorrectdEdxDistortions.h
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| // Copyright 2019-2020 CERN and copyright holders of ALICE O2. | ||
| // See https://alice-o2.web.cern.ch/copyright for details of the copyright holders. | ||
| // All rights not expressly granted are reserved. | ||
| // | ||
| // This software is distributed under the terms of the GNU General Public | ||
| // License v3 (GPL Version 3), copied verbatim in the file "COPYING". | ||
| // | ||
| // In applying this license CERN does not waive the privileges and immunities | ||
| // granted to it by virtue of its status as an Intergovernmental Organization | ||
| // or submit itself to any jurisdiction. | ||
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| /// | ||
| /// @file CorrectdEdxDistortions.h | ||
| /// @author Matthias Kleiner, mkleiner@ikf.uni-frankfurt.de | ||
| /// | ||
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| #ifndef ALICEO2_TPC_CORRECTDEDXDISTORTIONS_H | ||
| #define ALICEO2_TPC_CORRECTDEDXDISTORTIONS_H | ||
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| #include "GPUTPCGeometry.h" | ||
| #include <memory> | ||
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| // forward declare classes | ||
| namespace o2::gpu | ||
| { | ||
| class TPCFastTransform; | ||
| } | ||
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| namespace o2::utils | ||
| { | ||
| class TreeStreamRedirector; | ||
| } | ||
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| namespace o2::tpc | ||
| { | ||
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| class CorrectdEdxDistortions | ||
| { | ||
| public: | ||
| /// Default constructor | ||
| CorrectdEdxDistortions(); | ||
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| /// Default destructor | ||
| ~CorrectdEdxDistortions(); | ||
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| /// setting the space-charge corrections from local file | ||
| /// \param scAvgFile average space-charge correction map | ||
| /// \param scDerFile derivative space-charge correction map | ||
| /// \param lumi luminosity which is used for scaling the correction map | ||
| void setSCCorrFromFile(const char* scAvgFile, const char* scDerFile, const float lumi = -1); | ||
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| /// setting the space-charge corrections | ||
| /// \param avg average space-charge correction map | ||
| /// \param der derivative space-charge correction map | ||
| /// \param lumi luminosity which is used for scaling the correction map | ||
| void setCorrectionMaps(o2::gpu::TPCFastTransform* avg, o2::gpu::TPCFastTransform* der, const float lumi); | ||
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| /// setting the space-charge corrections | ||
| /// \param avg average space-charge correction map | ||
| /// \param der derivative space-charge correction map | ||
| void setCorrectionMaps(o2::gpu::TPCFastTransform* avg, o2::gpu::TPCFastTransform* der); | ||
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| /// \param lumi luminosity which is used for scaling the correction map | ||
| void setLumi(float lumi); | ||
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| /// enable the debug streamer | ||
| void setStreamer(const char* debugRootFile = "debug_sc_corrections.root"); | ||
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| /// \return getting the correction value for the cluster charge | ||
| /// \param time true time information of the cluster | ||
| /// \param sector TPC sector of the cluster | ||
| /// \param padrow global padrow | ||
| /// \param pad pad number in the padrow | ||
| float getCorrection(const float time, unsigned char sector, unsigned char padrow, int pad) const; | ||
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| /// set minimum allowed lx correction at lower pad | ||
| void setMinLX0(const float minLX) { mLX0Min = minLX; } | ||
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| /// set minimum allowed lx correction upper lower pad | ||
| void setMinLX1(const float minLX) { mLX1Min = minLX; } | ||
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| /// set minimum allowed correction value | ||
| void setMinCorr(const float minCorr) { mScCorrMin = minCorr; } | ||
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| /// set maximum allowed correction value | ||
| void setMaxCorr(const float maxCorr) { mScCorrMax = maxCorr; } | ||
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| private: | ||
| float mScaleDer = 0; | ||
| std::unique_ptr<o2::gpu::TPCFastTransform> mCorrAvg{nullptr}; ///< correction map for average distortions | ||
| std::unique_ptr<o2::gpu::TPCFastTransform> mCorrDer{nullptr}; ///< correction map for distortions | ||
| o2::gpu::GPUTPCGeometry mTPCGeometry; ///< geometry information of TPC | ||
| std::unique_ptr<o2::utils::TreeStreamRedirector> mStreamer{nullptr}; ///< debug streamer | ||
| float mLX0Min{82}; ///< minimum allowed lx position after correction at position of the bottom pad | ||
| float mLX1Min{82}; ///< minimum allowed lx position after correction at position of the top pad | ||
| float mScCorrMin{0.7}; ///< minimum allowed correction values | ||
| float mScCorrMax{1.6}; ///< maximum allowed correction values | ||
| }; | ||
| } // namespace o2::tpc | ||
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| #endif |
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