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Imported healpix tree

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Guilhem Lavaux 2012-10-30 13:56:48 -04:00
parent 4182c30485
commit 4bfb62f177
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external/healpix/Healpix_cxx/udgrade_cxx_module.cc vendored Normal file
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/*
* This file is part of Healpix_cxx.
*
* Healpix_cxx 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.
*
* Healpix_cxx 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
* along with Healpix_cxx; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* For more information about HEALPix, see http://healpix.jpl.nasa.gov
*/
/*
* Healpix_cxx is being developed at the Max-Planck-Institut fuer Astrophysik
* and financially supported by the Deutsches Zentrum fuer Luft- und Raumfahrt
* (DLR).
*/
/*
* Copyright (C) 2003-2010 Max-Planck-Society
* Author: Martin Reinecke
*/
#include "cxxutils.h"
#include "paramfile.h"
#include "healpix_map.h"
#include "healpix_map_fitsio.h"
#include "fitshandle.h"
#include "levels_facilities.h"
using namespace std;
namespace {
template<typename T> void udgrade_cxx (paramfile &params)
{
string infile = params.template find<string>("infile");
string outfile = params.template find<string>("outfile");
int order = Healpix_Base::nside2order (params.template find<int>("nside"));
bool polarisation = params.template find<bool>("polarisation",false);
bool pessimistic = params.template find<bool>("pessimistic",false);
if (!polarisation)
{
Healpix_Map<T> inmap;
read_Healpix_map_from_fits(infile,inmap,1,2);
Healpix_Map<T> outmap (order, inmap.Scheme());
outmap.Import(inmap,pessimistic);
write_Healpix_map_to_fits (outfile,outmap,planckType<T>());
}
else
{
Healpix_Map<T> inmap;
read_Healpix_map_from_fits(infile,inmap,1,2);
Healpix_Map<T> outmapT (order, inmap.Scheme()),
outmapQ (order, inmap.Scheme()),
outmapU (order, inmap.Scheme());
outmapT.Import(inmap,pessimistic);
read_Healpix_map_from_fits(infile,inmap,2,2);
outmapQ.Import(inmap,pessimistic);
read_Healpix_map_from_fits(infile,inmap,3,2);
outmapU.Import(inmap,pessimistic);
write_Healpix_map_to_fits (outfile,outmapT,outmapQ,outmapU,planckType<T>());
}
}
} // unnamed namespace
int udgrade_cxx_module (int argc, const char **argv)
{
module_startup ("udgrade_cxx", argc, argv, 2, "<parameter file>");
paramfile params (argv[1]);
bool dp = params.find<bool> ("double_precision",false);
dp ? udgrade_cxx<double>(params) : udgrade_cxx<float>(params);
return 0;
}