AveragedSourcePde.hpp

00001 /*
00002 
00003 Copyright (C) University of Oxford, 2005-2011
00004 
00005 University of Oxford means the Chancellor, Masters and Scholars of the
00006 University of Oxford, having an administrative office at Wellington
00007 Square, Oxford OX1 2JD, UK.
00008 
00009 This file is part of Chaste.
00010 
00011 Chaste is free software: you can redistribute it and/or modify it
00012 under the terms of the GNU Lesser General Public License as published
00013 by the Free Software Foundation, either version 2.1 of the License, or
00014 (at your option) any later version.
00015 
00016 Chaste is distributed in the hope that it will be useful, but WITHOUT
00017 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00018 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
00019 License for more details. The offer of Chaste under the terms of the
00020 License is subject to the License being interpreted in accordance with
00021 English Law and subject to any action against the University of Oxford
00022 being under the jurisdiction of the English Courts.
00023 
00024 You should have received a copy of the GNU Lesser General Public License
00025 along with Chaste. If not, see <http://www.gnu.org/licenses/>.
00026 
00027 */
00028 #ifndef AVERAGEDSOURCEPDE_HPP_
00029 #define AVERAGEDSOURCEPDE_HPP_
00030 
00031 #include "MeshBasedCellPopulation.hpp"
00032 #include "AbstractLinearEllipticPde.hpp"
00033 
00034 
00039 template<unsigned DIM>
00040 class AveragedSourcePde : public AbstractLinearEllipticPde<DIM,DIM>
00041 {
00042 private:
00043 
00045     MeshBasedCellPopulation<DIM>& mrCellPopulation;
00046 
00048     double mCoefficient;
00049 
00051     std::vector<double> mCellDensityOnCoarseElements;
00052 
00053 public:
00054 
00061     AveragedSourcePde(MeshBasedCellPopulation<DIM>& rCellPopulation, double coefficient);
00062 
00068     void SetupSourceTerms(TetrahedralMesh<DIM,DIM>& rCoarseMesh);
00069 
00078     double ComputeConstantInUSourceTerm(const ChastePoint<DIM>& rX);
00079 
00089     double ComputeLinearInUCoeffInSourceTerm(const ChastePoint<DIM>& rX, Element<DIM,DIM>* pElement);
00090 
00098     c_matrix<double,DIM,DIM> ComputeDiffusionTerm(const ChastePoint<DIM>& rX);
00099 };
00100 
00101 #endif /*AVERAGEDSOURCEPDE_HPP_*/

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