00001 /* @HEADER@ */ 00002 // ************************************************************************ 00003 // 00004 // Sundance 00005 // Copyright (2005) Sandia Corporation 00006 // 00007 // Copyright (year first published) Sandia Corporation. Under the terms 00008 // of Contract DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government 00009 // retains certain rights in this software. 00010 // 00011 // This library is free software; you can redistribute it and/or modify 00012 // it under the terms of the GNU Lesser General Public License as 00013 // published by the Free Software Foundation; either version 2.1 of the 00014 // License, or (at your option) any later version. 00015 // 00016 // This library is distributed in the hope that it will be useful, but 00017 // WITHOUT ANY WARRANTY; without even the implied warranty of 00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00019 // Lesser General Public License for more details. 00020 // 00021 // You should have received a copy of the GNU Lesser General Public 00022 // License along with this library; if not, write to the Free Software 00023 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 00024 // USA 00025 // Questions? Contact Kevin Long (krlong@sandia.gov), 00026 // Sandia National Laboratories, Livermore, California, USA 00027 // 00028 // ************************************************************************ 00029 /* @HEADER@ */ 00030 00031 #ifndef SUNDANCE_REDUCED_QUADRATURE_H 00032 #define SUNDANCE_REDUCED_QUADRATURE_H 00033 00034 #include "SundanceDefs.hpp" 00035 #include "Teuchos_RefCountPtr.hpp" 00036 #include "SundanceQuadratureFamilyBase.hpp" 00037 00038 namespace Sundance 00039 { 00040 using namespace Teuchos; 00041 00042 00043 /** 00044 * Reduced quadrature regards all coefficients as constants, using the midpoint value on 00045 * each element as representative of the entire element. The product of test and trial functions 00046 * is then integrated using reference integration. 00047 */ 00048 class ReducedQuadrature : public QuadratureFamilyBase 00049 { 00050 public: 00051 /** */ 00052 ReducedQuadrature(); 00053 00054 /** */ 00055 virtual ~ReducedQuadrature(){;} 00056 00057 00058 /** */ 00059 virtual XMLObject toXML() const ; 00060 00061 /** Describable interface */ 00062 virtual std::string description() const 00063 {return "ReducedQuadrature()";} 00064 00065 /* handleable boilerplate */ 00066 GET_RCP(QuadratureFamilyStub); 00067 00068 /** */ 00069 virtual int getNumPoints( const CellType &cellType ) const ; 00070 00071 00072 /** Get the quadrature points and weights for the given cell type */ 00073 virtual void getPoints(const CellType& cellType, 00074 Array<Point>& quadPoints, 00075 Array<double>& quadWeights) const ; 00076 00077 /** This methos is for the ACI integration */ 00078 virtual void getAdaptedWeights(const CellType& cellType , 00079 int cellDim, 00080 int celLID , 00081 int facetIndex , 00082 const Mesh& mesh , 00083 const ParametrizedCurve& globalCurve , 00084 Array<Point>& quadPoints , 00085 Array<double>& quadWeights , 00086 bool &isCut) const ; 00087 00088 protected: 00089 }; 00090 } 00091 00092 00093 #endif