| [35cdc46] | 1 | //FJSTARTHEADER
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| [cb80e6f] | 2 | // $Id: ClusterSequenceArea.cc 4442 2020-05-05 07:50:11Z soyez $
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| [35cdc46] | 3 | //
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| [cb80e6f] | 4 | // Copyright (c) 2006-2020, Matteo Cacciari, Gavin P. Salam and Gregory Soyez
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| [35cdc46] | 5 | //
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| 6 | //----------------------------------------------------------------------
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| 7 | // This file is part of FastJet.
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| 8 | //
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| 9 | // FastJet is free software; you can redistribute it and/or modify
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| 10 | // it under the terms of the GNU General Public License as published by
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| 11 | // the Free Software Foundation; either version 2 of the License, or
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| 12 | // (at your option) any later version.
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| 13 | //
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| 14 | // The algorithms that underlie FastJet have required considerable
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| 15 | // development. They are described in the original FastJet paper,
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| 16 | // hep-ph/0512210 and in the manual, arXiv:1111.6097. If you use
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| 17 | // FastJet as part of work towards a scientific publication, please
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| 18 | // quote the version you use and include a citation to the manual and
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| 19 | // optionally also to hep-ph/0512210.
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| 20 | //
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| 21 | // FastJet is distributed in the hope that it will be useful,
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| 22 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 23 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 24 | // GNU General Public License for more details.
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| 25 | //
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| 26 | // You should have received a copy of the GNU General Public License
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| 27 | // along with FastJet. If not, see <http://www.gnu.org/licenses/>.
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| 28 | //----------------------------------------------------------------------
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| 29 | //FJENDHEADER
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| 30 |
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| [d7d2da3] | 31 | #include "fastjet/ClusterSequenceArea.hh"
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| 32 |
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| 33 | FASTJET_BEGIN_NAMESPACE
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| 34 |
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| 35 | LimitedWarning ClusterSequenceArea::_range_warnings;
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| 36 | LimitedWarning ClusterSequenceArea::_explicit_ghosts_repeats_warnings;
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| 37 |
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| 38 | /// print a warning if the range is unsuitable for the current
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| 39 | /// calculation of the area (e.g. because ghosts do not extend
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| 40 | /// far enough).
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| 41 | void ClusterSequenceArea::_warn_if_range_unsuitable(const Selector & selector) const {
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| 42 | _check_selector_good_for_median(selector);
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| 43 |
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| 44 | bool no_ghosts = (_area_def.area_type() == voronoi_area)
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| 45 | || (_area_def.area_type() == passive_area
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| 46 | && jet_def().jet_algorithm() == kt_algorithm);
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| 47 | if (! no_ghosts) {
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| 48 | double rapmin, rapmax;
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| 49 | selector.get_rapidity_extent(rapmin, rapmax);
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| 50 | if (rapmin < -_area_def.ghost_spec().ghost_maxrap()+0.95*jet_def().R() ||
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| 51 | rapmax > _area_def.ghost_spec().ghost_maxrap()-0.95*jet_def().R()) {
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| 52 | _range_warnings.warn("rapidity range for median (rho) extends beyond +-(ghost_maxrap - 0.95*R); this is likely to cause the results to be unreliable; safest option is to increase ghost_maxrap in the area definition");
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| 53 | }
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| 54 | }
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| 55 | }
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| 56 |
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| 57 |
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| 58 | FASTJET_END_NAMESPACE
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