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File indexing completed on 2021-02-14 13:34:00

0001 // Implementation of the mustache parameters interface
0002 
0003 #include "RecoEcal/EgammaCoreTools/interface/MustacheSCParametersHelper.h"
0004 
0005 #include <algorithm>
0006 #include <utility>
0007 
0008 using namespace reco;
0009 
0010 MustacheSCParametersHelper::MustacheSCParametersHelper(EcalMustacheSCParameters &params,
0011                                                        const edm::ParameterSet &iConfig)
0012     : parameters_(params) {
0013   setSqrtLogClustETuning(iConfig.getParameter<double>("sqrtLogClustETuning"));
0014 
0015   // parabola parameters
0016   // clear the vector in case the EcalMustacheSCParameters had been initialised before
0017   if (!parameters_.parabolaParametersCollection_.empty()) {
0018     parameters_.parabolaParametersCollection_.clear();
0019   }
0020   const auto parabolaPSets = iConfig.getParameter<std::vector<edm::ParameterSet>>("parabolaParameterSets");
0021   for (const auto &pSet : parabolaPSets) {
0022     EcalMustacheSCParameters::ParabolaParameters parabolaParams = {pSet.getParameter<double>("log10EMin"),
0023                                                                    pSet.getParameter<double>("etaMin"),
0024                                                                    pSet.getParameter<std::vector<double>>("pUp"),
0025                                                                    pSet.getParameter<std::vector<double>>("pLow"),
0026                                                                    pSet.getParameter<std::vector<double>>("w0Up"),
0027                                                                    pSet.getParameter<std::vector<double>>("w1Up"),
0028                                                                    pSet.getParameter<std::vector<double>>("w0Low"),
0029                                                                    pSet.getParameter<std::vector<double>>("w1Low")};
0030     addParabolaParameters(parabolaParams);
0031     sortParabolaParametersCollection();
0032   }
0033 }
0034 
0035 void MustacheSCParametersHelper::setSqrtLogClustETuning(const float sqrtLogClustETuning) {
0036   parameters_.sqrtLogClustETuning_ = sqrtLogClustETuning;
0037 }
0038 
0039 void MustacheSCParametersHelper::addParabolaParameters(
0040     const EcalMustacheSCParameters::ParabolaParameters &parabolaParams) {
0041   parameters_.parabolaParametersCollection_.emplace_back(parabolaParams);
0042 }
0043 
0044 void MustacheSCParametersHelper::sortParabolaParametersCollection() {
0045   std::sort(parameters_.parabolaParametersCollection_.begin(),
0046             parameters_.parabolaParametersCollection_.end(),
0047             [](const EcalMustacheSCParameters::ParabolaParameters &p1,
0048                const EcalMustacheSCParameters::ParabolaParameters &p2) {
0049               const auto p1Mins = std::make_pair(p1.log10EMin, p1.etaMin);
0050               const auto p2Mins = std::make_pair(p2.log10EMin, p2.etaMin);
0051               return p1Mins < p2Mins;
0052             });
0053 }