/usr/include/fastjet/ClusterSequence1GhostPassiveArea.hh is in libfastjet-dev 3.0.6+dfsg-1.
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// $Id: ClusterSequence1GhostPassiveArea.hh 2687 2011-11-14 11:17:51Z soyez $
//
// Copyright (c) 2005-2011, Matteo Cacciari, Gavin P. Salam and Gregory Soyez
//
//----------------------------------------------------------------------
// This file is part of FastJet.
//
// FastJet is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// The algorithms that underlie FastJet have required considerable
// development and are described in hep-ph/0512210. If you use
// FastJet as part of work towards a scientific publication, please
// include a citation to the FastJet paper.
//
// FastJet is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
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//ENDHEADER
#ifndef __FASTJET_CLUSTERSEQUENCE1GHOSTPASSIVEAREA_HH__
#define __FASTJET_CLUSTERSEQUENCE1GHOSTPASSIVEAREA_HH__
#include "fastjet/PseudoJet.hh"
#include "fastjet/ClusterSequenceAreaBase.hh"
#include "fastjet/ClusterSequenceActiveArea.hh"
#include<iostream>
#include<vector>
FASTJET_BEGIN_NAMESPACE // defined in fastjet/internal/base.hh
//using namespace std;
/// @ingroup sec_area_classes
/// \class ClusterSequence1GhostPassiveArea
/// Like ClusterSequence with computation of the passive jet area by
/// adding a single ghost
///
/// Class that behaves essentially like ClusterSequence except
/// that it also provides access to the area of a jet (which
/// will be a random quantity... Figure out what to do about seeds
/// later...)
///
/// This class should not be used directly. Rather use
/// ClusterSequenceArea
class ClusterSequence1GhostPassiveArea : public ClusterSequenceActiveArea {
public:
ClusterSequence1GhostPassiveArea() {}
/// constructor based on JetDefinition and 1GhostPassiveAreaSpec
template<class L> ClusterSequence1GhostPassiveArea
(const std::vector<L> & pseudojets,
const JetDefinition & jet_def_in,
const GhostedAreaSpec & area_spec,
const bool & writeout_combinations = false) ;
/// return an estimate for the number of empty jets -- one uses the
/// AreaBase one rather than the ActiveArea one (which for which we
/// do not have the information).
virtual double n_empty_jets(const Selector & selector) const {
return ClusterSequenceAreaBase::n_empty_jets(selector);
}
protected:
/// does the initialisation and running specific to the passive
/// areas class
void _initialise_and_run_1GPA (const JetDefinition & jet_def_in,
const GhostedAreaSpec & area_spec,
const bool & writeout_combinations = false);
private:
void _run_1GPA(const GhostedAreaSpec & area_spec);
};
template<class L> ClusterSequence1GhostPassiveArea::ClusterSequence1GhostPassiveArea
(const std::vector<L> & pseudojets,
const JetDefinition & jet_def_in,
const GhostedAreaSpec & area_spec,
const bool & writeout_combinations) {
// transfer the initial jets (type L) into our own array
_transfer_input_jets(pseudojets);
// run the clustering for passive areas
_initialise_and_run_1GPA(jet_def_in, area_spec, writeout_combinations);
}
FASTJET_END_NAMESPACE
#endif // __FASTJET_CLUSTERSEQUENCE1GHOSTPASSIVEAREA_HH__
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