Line data    Source code

       1             : // The libMesh Finite Element Library.
       2             : // Copyright (C) 2002-2025 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
       3             : 
       4             : // This library is free software; you can redistribute it and/or
       5             : // modify it under the terms of the GNU Lesser General Public
       6             : // License as published by the Free Software Foundation; either
       7             : // version 2.1 of the License, or (at your option) any later version.
       8             : 
       9             : // This library 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 GNU
      12             : // Lesser General Public License for more details.
      13             : 
      14             : // You should have received a copy of the GNU Lesser General Public
      15             : // License along with this library; if not, write to the Free Software
      16             : // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
      17             : 
      18             : 
      19             : 
      20             : // Local includes
      21             : #include "libmesh/quadrature_simpson.h"
      22             : 
      23             : namespace libMesh
      24             : {
      25             : 
      26        6038 : void QSimpson::init_1D()
      27             : {
      28        6038 :   _points.resize(3);
      29        6038 :   _weights.resize(3);
      30             : 
      31        6038 :   _points[0](0) = -1.;
      32        6038 :   _points[1](0) =  0.;
      33        6038 :   _points[2](0) =  1.;
      34             : 
      35        6038 :   _weights[0] = Real(1)/3;
      36        6038 :   _weights[1] = Real(4)/3;
      37        6038 :   _weights[2] = Real(1)/3;
      38        6038 : }
      39             : 
      40             : } // namespace libMesh