| 1 | /*
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| 2 | * Delphes: a framework for fast simulation of a generic collider experiment
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| 3 | * Copyright (C) 2012-2021 Universite catholique de Louvain (UCL), Belgium
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| 4 | *
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| 5 | * This program is free software: you can redistribute it and/or modify
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| 6 | * it under the terms of the GNU General Public License as published by
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| 7 | * the Free Software Foundation, either version 3 of the License, or
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| 8 | * (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 17 | */
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| 18 |
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| 19 | #ifndef DelphesHepMC3Reader_h
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| 20 | #define DelphesHepMC3Reader_h
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| 21 |
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| 22 | /** \class DelphesHepMC3Reader
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| 23 | *
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| 24 | * Reads HepMC file
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| 25 | *
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| 26 | * \author P. Demin - UCL, Louvain-la-Neuve
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| 27 | *
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| 28 | */
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| 29 |
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| 30 | #include <map>
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| 31 | #include <vector>
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| 32 |
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| 33 | #include <stdio.h>
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| 34 |
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| 35 | class TObjArray;
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| 36 | class TStopwatch;
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| 37 | class TDatabasePDG;
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| 38 | class ExRootTreeBranch;
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| 39 | class DelphesFactory;
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| 40 |
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| 41 | class DelphesHepMC3Reader
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| 42 | {
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| 43 | public:
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| 44 | DelphesHepMC3Reader();
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| 45 | ~DelphesHepMC3Reader();
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| 46 |
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| 47 | void SetInputFile(FILE *inputFile);
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| 48 |
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| 49 | void Clear();
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| 50 | bool EventReady();
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| 51 |
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| 52 | bool ReadBlock(DelphesFactory *factory,
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| 53 | TObjArray *allParticleOutputArray,
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| 54 | TObjArray *stableParticleOutputArray,
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| 55 | TObjArray *partonOutputArray);
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| 56 |
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| 57 | void AnalyzeEvent(ExRootTreeBranch *branch, long long eventNumber,
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| 58 | TStopwatch *readStopWatch, TStopwatch *procStopWatch);
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| 59 |
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| 60 | void AnalyzeWeight(ExRootTreeBranch *branch);
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| 61 |
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| 62 | private:
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| 63 | void AnalyzeParticle(DelphesFactory *factory,
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| 64 | TObjArray *allParticleOutputArray,
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| 65 | TObjArray *stableParticleOutputArray,
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| 66 | TObjArray *partonOutputArray);
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| 67 |
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| 68 | void FinalizeParticles(TObjArray *allParticleOutputArray);
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| 69 |
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| 70 | FILE *fInputFile;
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| 71 |
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| 72 | char *fBuffer;
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| 73 |
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| 74 | TDatabasePDG *fPDG;
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| 75 |
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| 76 | int fEventNumber, fMPI, fProcessID, fSignalCode, fVertexCounter, fParticleCounter;
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| 77 | double fScale, fAlphaQCD, fAlphaQED;
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| 78 |
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| 79 | double fMomentumCoefficient, fPositionCoefficient;
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| 80 |
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| 81 | std::vector<double> fWeight;
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| 82 |
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| 83 | double fCrossSection, fCrossSectionError;
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| 84 |
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| 85 | int fID1, fID2;
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| 86 | double fX1, fX2, fScalePDF, fPDF1, fPDF2;
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| 87 |
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| 88 | int fVertexCode, fVertexStatus;
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| 89 | double fX, fY, fZ, fT;
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| 90 |
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| 91 | int fParticleCode, fPID, fParticleStatus, fOutVertexCode;
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| 92 | double fPx, fPy, fPz, fE, fMass;
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| 93 |
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| 94 | int fM1, fM2;
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| 95 |
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| 96 | std::map<int, int> fVertexMap;
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| 97 | std::map<int, std::pair<int, int> > fDaughterMap;
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| 98 | };
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| 99 |
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| 100 | #endif // DelphesHepMC3Reader_h
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