00001 /* 00002 * This file is part of Healpix_cxx. 00003 * 00004 * Healpix_cxx is free software; you can redistribute it and/or modify 00005 * it under the terms of the GNU General Public License as published by 00006 * the Free Software Foundation; either version 2 of the License, or 00007 * (at your option) any later version. 00008 * 00009 * Healpix_cxx is distributed in the hope that it will be useful, 00010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 * GNU General Public License for more details. 00013 * 00014 * You should have received a copy of the GNU General Public License 00015 * along with Healpix_cxx; if not, write to the Free Software 00016 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00017 * 00018 * For more information about HEALPix, see http://healpix.sourceforge.net 00019 */ 00020 00021 /* 00022 * Healpix_cxx is being developed at the Max-Planck-Institut fuer Astrophysik 00023 * and financially supported by the Deutsches Zentrum fuer Luft- und Raumfahrt 00024 * (DLR). 00025 */ 00026 00027 /*! \file alm.cc 00028 * Class for storing spherical harmonic coefficients. 00029 * 00030 * Copyright (C) 2003-2011 Max-Planck-Society 00031 * \author Martin Reinecke 00032 */ 00033 00034 #include "alm.h" 00035 00036 using namespace std; 00037 00038 //static 00039 tsize Alm_Base::Num_Alms (int l, int m) 00040 { 00041 planck_assert(m<=l,"mmax must not be larger than lmax"); 00042 return ((m+1)*(m+2))/2 + (m+1)*(l-m); 00043 } 00044 00045 void Alm_Base::swap (Alm_Base &other) 00046 { 00047 std::swap(lmax, other.lmax); 00048 std::swap(mmax, other.mmax); 00049 std::swap(tval, other.tval); 00050 }