FreeFEM3D (aka ff3d): P0Triangle3DFiniteElement.cpp Source File

00001 //  This file is part of ff3d - http://www.freefem.org/ff3d
00002 //  Copyright (C) 2001, 2002, 2003 St�phane Del Pino
00003 
00004 //  This program 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, or (at your option)
00007 //  any later version.
00008 
00009 //  This program 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 this program; if not, write to the Free Software Foundation,
00016 //  Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  
00017 
00018 //  $Id: P0Triangle3DFiniteElement.cpp,v 1.1 2006/11/11 17:37:40 delpinux Exp $
00019 
00020 #include <P0Triangle3DFiniteElement.hpp>
00021 
00022 TinyVector<3, real_t> P0Triangle3DFiniteElement::__massCenter(1./3., 1./3., 0);
00023 
00024 real_t
00025 P0Triangle3DFiniteElement::W(const size_t& i, const TinyVector<3>& X) const
00026 {
00027   if (i>0) {
00028     throw ErrorHandler(__FILE__,__LINE__,
00029                        "unexpected basis function number",
00030                        ErrorHandler::unexpected);
00031   }
00032 
00033   return 1;
00034 }
00035 
00036 real_t
00037 P0Triangle3DFiniteElement::dxW(const size_t& i, const TinyVector<3>& X) const
00038 {
00039   if (i>0) {
00040     throw ErrorHandler(__FILE__,__LINE__,
00041                        "unexpected basis function number",
00042                        ErrorHandler::unexpected);
00043   }
00044 
00045   return 0;
00046 }
00047 
00048 real_t
00049 P0Triangle3DFiniteElement::dyW(const size_t& i, const TinyVector<3>& X) const
00050 {
00051   if (i>0) {
00052     throw ErrorHandler(__FILE__,__LINE__,
00053                        "unexpected basis function number",
00054                        ErrorHandler::unexpected);
00055   }
00056 
00057   return 0;
00058 }
00059 
00060 real_t 
00061 P0Triangle3DFiniteElement::dzW(const size_t& i, const TinyVector<3>& X) const
00062 {
00063   if (i>0) {
00064     throw ErrorHandler(__FILE__,__LINE__,
00065                        "unexpected basis function number",
00066                        ErrorHandler::unexpected);
00067   }
00068 
00069   return 0;
00070 }