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112 lines
3.1 KiB
C++
112 lines
3.1 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, 2005, 2009 Max-Planck-Society
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* Author: Martin Reinecke
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*/
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#include "healpix_data_io.h"
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#include "arr.h"
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#include "fitshandle.h"
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#include "paramfile.h"
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using namespace std;
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void read_weight_ring (const string &dir, int nside, arr<double> &weight)
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{
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fitshandle inp;
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inp.open(dir+"/weight_ring_n"+intToString(nside,5)+".fits");
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inp.goto_hdu(2);
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weight.alloc (2*nside);
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inp.read_column(1,weight);
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}
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void get_ring_weights (paramfile ¶ms, int nside, arr<double> &weight)
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{
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bool weighted = params.find<bool>("weighted",false);
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weight.alloc (2*nside);
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if (weighted)
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{
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string datadir = params.find<string>("healpix_data");
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read_weight_ring (datadir, nside, weight);
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for (tsize m=0; m<weight.size(); ++m) weight[m]+=1;
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}
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else
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weight.fill(1);
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}
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void read_pixwin (const string &dir, int nside, arr<double> &temp)
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{
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fitshandle inp;
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inp.open(dir+"/pixel_window_n"+intToString(nside,4)+".fits");
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inp.goto_hdu(2);
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if (temp.size()==0)
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inp.read_entire_column(1,temp);
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else
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inp.read_column(1,temp);
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}
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void read_pixwin (const string &dir, int nside, arr<double> &temp,
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arr<double> &pol)
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{
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fitshandle inp;
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inp.open(dir+"/pixel_window_n"+intToString(nside,4)+".fits");
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inp.goto_hdu(2);
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if (temp.size()==0)
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inp.read_entire_column(1,temp);
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else
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inp.read_column(1,temp);
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if (pol.size()==0)
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inp.read_entire_column(2,pol);
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else
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inp.read_column(2,pol);
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}
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void get_pixwin (paramfile ¶ms, int lmax, int nside, arr<double> &pixwin)
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{
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bool do_pixwin = params.find<bool>("pixel_window",false);
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pixwin.alloc(lmax+1);
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pixwin.fill(1);
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if (do_pixwin)
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{
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string datadir = params.find<string>("healpix_data");
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read_pixwin (datadir,nside,pixwin);
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}
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}
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void get_pixwin (paramfile ¶ms, int lmax, int nside, arr<double> &pixwin,
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arr<double> &pixwin_pol)
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{
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bool do_pixwin = params.find<bool>("pixel_window",false);
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pixwin.alloc(lmax+1);
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pixwin.fill(1);
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pixwin_pol.alloc(lmax+1);
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pixwin_pol.fill(1);
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if (do_pixwin)
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{
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string datadir = params.find<string>("healpix_data");
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read_pixwin (datadir,nside,pixwin,pixwin_pol);
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}
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}
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