| [d7d2da3] | 1 | #ifndef _JETCLU_ALGORITHM_HH_
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| 2 | #define _JETCLU_ALGORITHM_HH_
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| 3 |
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| 4 | //----------------------------------------------------------------------
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| 5 | // This file distributed with FastJet has been obtained from
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| 6 | // http://www.pa.msu.edu/~huston/Les_Houches_2005/JetClu+Midpoint-StandAlone.tgz
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| 7 | //
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| 8 | // Permission to distribute it with FastJet has been granted by Joey
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| 9 | // Huston (see the COPYING file in the main FastJet directory for
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| 10 | // details).
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| 11 | // Changes from the original file are listed below.
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| 12 | //----------------------------------------------------------------------
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| 13 |
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| 14 | // History of changes compared to the original JetCluAlgorithm.hh file
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| 15 | //
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| 16 | // 2009-01-17 Gregory Soyez <soyez@fastjet.fr>
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| 17 | //
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| 18 | // * put the code in the fastjet::cdf namespace
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| 19 | //
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| 20 | // 2006-09-24 Gavin Salam <salam@lpthe.jussieu.fr>
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| 21 | //
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| 22 | // * added JetClu+MidPoint to FastJet
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| 23 |
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| 24 | #include "PhysicsTower.hh"
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| 25 | #include "Cluster.hh"
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| 26 | #include <vector>
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| 27 |
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| 28 | #include <fastjet/internal/base.hh>
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| 29 |
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| 30 | FASTJET_BEGIN_NAMESPACE
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| 31 |
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| 32 | namespace cdf{
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| 33 |
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| 34 | class JetCluAlgorithm
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| 35 | {
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| 36 | private:
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| 37 | double _seedThreshold;
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| 38 | double _coneRadius;
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| 39 | int _adjacencyCut;
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| 40 | int _maxIterations;
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| 41 | int _iratch;
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| 42 | double _overlapThreshold;
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| 43 |
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| 44 | public:
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| 45 | JetCluAlgorithm():
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| 46 | _seedThreshold(1),
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| 47 | _coneRadius(0.7),
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| 48 | _adjacencyCut(2),
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| 49 | _maxIterations(100),
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| 50 | _iratch(1),
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| 51 | _overlapThreshold(0.75)
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| 52 | {}
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| 53 | JetCluAlgorithm(double st, double cr, int ac, int mi, int ir, double ot):
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| 54 | _seedThreshold(st),
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| 55 | _coneRadius(cr),
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| 56 | _adjacencyCut(ac),
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| 57 | _maxIterations(mi),
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| 58 | _iratch(ir),
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| 59 | _overlapThreshold(ot)
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| 60 | {}
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| 61 | void makeSeedTowers(std::vector<PhysicsTower>& towers, std::vector<Cluster>& seedTowers);
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| 62 | void buildPreClusters(std::vector<Cluster>& seedTowers, std::vector<PhysicsTower>& towers, std::vector<Cluster>& preClusters);
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| 63 | void findStableCones(std::vector<Cluster>& preClusters, std::vector<PhysicsTower>& towers, std::vector<Cluster>& stableCones);
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| 64 | void splitAndMerge(std::vector<Cluster>& stableCones, std::vector<Cluster>& jets);
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| 65 | void run(std::vector<PhysicsTower>& towers, std::vector<Cluster>& jets);
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| 66 | };
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| 67 |
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| 68 | } // namespace cdf
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| 69 |
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| 70 | FASTJET_END_NAMESPACE
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| 71 |
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| 72 | #endif
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