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ParamBase.cxx
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82 lines (72 loc) · 2.48 KB
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// Copyright CERN and copyright holders of ALICE O2. This software is
// distributed under the terms of the GNU General Public License v3 (GPL
// Version 3), copied verbatim in the file "COPYING".
//
// See http://alice-o2.web.cern.ch/license for full licensing information.
//
// 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.
///
/// \file ParamBase.cxx
/// \author Nicolo' Jacazio
/// \since 07/08/2020
/// \brief Set of utilities to handle the parametrization of the PID response for each detector
/// These are the basic storage elements to be kept in the CCDB
///
#include "AnalysisDataModel/PID/ParamBase.h"
#include "Framework/Logger.h"
#include "TFile.h"
namespace o2::pid
{
void Parameters::SetParameters(const std::vector<pidvar_t> params)
{
if (mPar.size() != params.size()) {
LOG(fatal) << "Updating parametrization size! Trying to fit a parametrization of size " << params.size() << " into one of size " << mPar.size();
}
mPar.assign(params.begin(), params.end());
}
void Parameters::Print(Option_t* options) const
{
LOG(info) << "Parameters '" << fName << "'";
for (unsigned int i = 0; i < size(); i++) {
LOG(info) << "Parameter " << i << "/" << size() - 1 << " is " << mPar[i];
}
};
void Parameters::LoadParamFromFile(const TString FileName, const TString ParamName)
{
TFile f(FileName, "READ");
if (!f.Get(ParamName)) {
LOG(fatal) << "Did not find parameters " << ParamName << " in file " << FileName;
}
LOG(info) << "Loading parameters " << ParamName << " from TFile " << FileName;
Parameters* p;
f.GetObject(ParamName, p);
f.Close();
SetParameters(p);
Print();
}
pidvar_t Parametrization::operator()(const pidvar_t* x) const
{
LOG(fatal) << "Parametrization " << fName << " is not implemented!";
return -999.999f;
}
void Parametrization::Print(Option_t* options) const
{
LOG(info) << "Parametrization '" << fName << "'";
mParameters.Print(options);
};
void Parametrization::LoadParamFromFile(const TString FileName, const TString ParamName)
{
TFile f(FileName, "READ");
if (!f.Get(ParamName)) {
LOG(fatal) << "Did not find parameters " << ParamName << " in file " << FileName;
}
LOG(info) << "Loading parameters " << ParamName << " from TFile " << FileName;
Parametrization* p;
f.GetObject(ParamName, p);
f.Close();
SetParameters(p->mParameters);
Print();
}
} // namespace o2::pid