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_VECTORFILLINGASSEMBLYKERNEL_H 00032 #define SUNDANCE_VECTORFILLINGASSEMBLYKERNEL_H 00033 00034 #include "SundanceDefs.hpp" 00035 #include "SundanceAssemblyKernelBase.hpp" 00036 #include "PlayaLoadableVector.hpp" 00037 #include "SundanceMapBundle.hpp" 00038 00039 namespace Sundance 00040 { 00041 using namespace Teuchos; 00042 00043 00044 /** 00045 * VectorFillingAssemblyKernel provides a common implementation of 00046 * multivector-filling capabilities needed by matrix-vector assembly, 00047 * multivector assembly, and functional gradient evaluation. 00048 */ 00049 class VectorFillingAssemblyKernel : public AssemblyKernelBase 00050 { 00051 public: 00052 /** 00053 * Ctor takes several arguments: 00054 * \param dofMap is an array of DOFMap ptrs, one for each block 00055 * 00056 * \param isBCIndex is an array of ptrs to arrays of ints (bools). The value 00057 * (*isBCIndex[b])[d] indicates whether dof #d in block #b is or is not 00058 * an essential BC dof. 00059 * 00060 * \param lowestLocalIndex stores the lowest locally-owned DOF index for each 00061 * block 00062 * 00063 * \param b multivector to be filled 00064 * 00065 * \param partitionBC whether dirichlet BCs are stored in a separate block 00066 * 00067 * \param verb verbosity level 00068 */ 00069 VectorFillingAssemblyKernel( 00070 const Array<RCP<DOFMapBase> >& dofMap, 00071 const Array<RCP<Array<int> > >& isBCIndex, 00072 const Array<int>& lowestLocalIndex, 00073 Array<Vector<double> >& b, 00074 bool partitionBCs, 00075 int verb 00076 ); 00077 00078 /** */ 00079 virtual ~VectorFillingAssemblyKernel(){;} 00080 00081 protected: 00082 00083 /** 00084 * Insert local vector values into a global vector 00085 */ 00086 void insertLocalVectorBatch(bool isBCRqc, 00087 bool useCofacetCells, 00088 const Array<int>& funcID, 00089 const Array<int>& funcBlock, 00090 const Array<int>& mvIndices, 00091 const Array<double>& localValues) const ; 00092 00093 /** 00094 * Build fast lookup tables of DOFs for local cells. 00095 */ 00096 void buildLocalDOFMaps( 00097 const RCP<StdFwkEvalMediator>& mediator, 00098 IntegrationCellSpecifier intCellSpec, 00099 const Array<Set<int> >& requiredFuncs) ; 00100 00101 00102 00103 protected: 00104 const MapBundle& mapBundle() const {return mapBundle_;} 00105 00106 private: 00107 /** Multivector to be filled */ 00108 Array<Vector<double> > b_; 00109 /** Loadable view of the multivector to be filled */ 00110 Array<Array<RCP<LoadableVector<double> > > > vec_; 00111 /** The map bundle collects together several DOF-mapping data structures */ 00112 mutable MapBundle mapBundle_; 00113 00114 }; 00115 00116 00117 } 00118 00119 00120 00121 #endif