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97 lines
3 KiB
C++
97 lines
3 KiB
C++
/*
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* This file is part of Healpix_cxx.
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*
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* Healpix_cxx is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* Healpix_cxx is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Healpix_cxx; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* For more information about HEALPix, see http://healpix.jpl.nasa.gov
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*/
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/*
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* Healpix_cxx is being developed at the Max-Planck-Institut fuer Astrophysik
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* and financially supported by the Deutsches Zentrum fuer Luft- und Raumfahrt
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* (DLR).
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*/
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/*
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* Copyright (C) 2003-2010 Max-Planck-Society
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* Author: Martin Reinecke
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*/
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#include <fstream>
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#include "cxxutils.h"
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#include "paramfile.h"
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#include "healpix_map.h"
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#include "healpix_map_fitsio.h"
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#include "fitshandle.h"
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#include "levels_facilities.h"
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using namespace std;
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int hotspots_cxx_module (int argc, const char **argv)
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{
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module_startup ("hotspots_cxx", argc, argv, 2, "<parameter file>");
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paramfile params (argv[1]);
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string infile = params.find<string>("infile");
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string mapfile = params.find<string>("outmap","");
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bool have_mapfile = mapfile!="";
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string minfile = params.find<string>("minfile","");
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bool have_minfile = minfile!="";
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string maxfile = params.find<string>("maxfile","");
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bool have_maxfile = maxfile!="";
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planck_assert (have_mapfile || have_minfile || have_maxfile,
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"no output file specified");
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Healpix_Map<float> inmap;
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read_Healpix_map_from_fits(infile,inmap,1,2);
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Healpix_Map<float> outmap;
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if (have_mapfile) outmap.Set(inmap.Order(),inmap.Scheme());
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ofstream minout, maxout;
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if (have_minfile) minout.open(minfile.c_str());
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if (have_maxfile) maxout.open(maxfile.c_str());
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fix_arr<int,8> nb;
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// FIXME: This should be parallelized
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for (int m=0; m<inmap.Npix(); ++m)
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{
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float value = inmap[m];
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if (!approx<double>(value, Healpix_undef))
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{
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inmap.neighbors(m,nb);
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bool ismax=true, ismin=true;
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for (tsize n=0; n<nb.size(); ++n)
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{
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if (nb[n] >=0)
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{
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float nbval = inmap[nb[n]];
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if (!approx<double>(nbval, Healpix_undef))
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{
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if (nbval>=value) ismax=false;
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if (nbval<=value) ismin=false;
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}
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}
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}
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if (have_mapfile)
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outmap[m] = float((ismax||ismin) ? value : Healpix_undef);
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if (have_minfile && ismin) minout << m << " " << value << endl;
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if (have_maxfile && ismax) maxout << m << " " << value << endl;
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}
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}
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if (have_mapfile)
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write_Healpix_map_to_fits (mapfile,outmap,PLANCK_FLOAT32);
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return 0;
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}
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