1 /* 2 XLiFE++ is an extended library of finite elements written in C++ 3 Copyright (C) 2014 Lunéville, Eric; Kielbasiewicz, Nicolas; Lafranche, Yvon; Nguyen, Manh-Ha; Chambeyron, Colin 4 5 This program is free software: you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation, either version 3 of the License, or 8 (at your option) any later version. 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 GNU General Public License for more details. 13 You should have received a copy of the GNU General Public License 14 along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16 /*! 17 \file Laplace3dKernel.hpp 18 \author E. Lunéville 19 \since 17 jul 2014 20 \date 17 jul 2014 21 22 \brief Definition of Laplace 3D kernels 23 24 Header to deal with Laplace 3D kernel : K(k; x, y)=(1/4 pi*|x-y|) 25 */ 26 #ifndef LAPLACE3DKERNEL_HPP 27 #define LAPLACE3DKERNEL_HPP 28 29 #include "utils.h" 30 31 namespace xlifepp 32 { 33 34 Kernel Laplace3dKernel(Parameters& pars = defaultParameters ); //!< construct a Laplace3d kernel 35 36 //main computation functions 37 real_t Laplace3d(const Point& x, const Point& y,Parameters& pars); //!< value 38 Vector<real_t> Laplace3dGradx(const Point& x, const Point& y,Parameters& pars); //!< gradx 39 Vector<real_t> Laplace3dGrady(const Point& x, const Point& y,Parameters& pars); //!< grady 40 real_t Laplace3dNxdotGradx(const Point& x, const Point& y, Parameters& pars); //!< nx dot grad_x 41 real_t Laplace3dNydotGrady(const Point& x, const Point& y, Parameters& pars); //!< ny dot grad_y 42 43 } // end of namespace xlifepp 44 45 #endif // LAPLACE3DKERNEL_HPP 46