PoleZeroMaterialLaw.hpp

00001 /*
00002 
00003 Copyright (C) University of Oxford, 2005-2009
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 
00029 
00030 #ifndef POLEZEROMATERIALLAW_HPP_
00031 #define POLEZEROMATERIALLAW_HPP_
00032 
00033 
00034 #include "AbstractIncompressibleMaterialLaw.hpp"
00035 #include "Exception.hpp"
00036 
00037 
00038 
00056 template<unsigned DIM>
00057 class PoleZeroMaterialLaw : public AbstractIncompressibleMaterialLaw<DIM>
00058 {
00059 friend class TestMaterialLaws;
00060 
00061 private :
00062     std::vector<std::vector<double> > mK;
00063     std::vector<std::vector<double> > mA;
00064     std::vector<std::vector<double> > mB;
00065 
00066     c_matrix<double,DIM,DIM> mIdentity;
00067 
00068 protected :
00073     PoleZeroMaterialLaw();
00074 
00079     void SetParameters(std::vector<std::vector<double> > k,
00080                        std::vector<std::vector<double> > a,
00081                        std::vector<std::vector<double> > b);
00082   
00083 
00084 public :
00091      PoleZeroMaterialLaw(std::vector<std::vector<double> > k,
00092                          std::vector<std::vector<double> > a,
00093                          std::vector<std::vector<double> > b);
00094 
00095     void ComputeStressAndStressDerivative(c_matrix<double,DIM,DIM>& C,
00096                                           c_matrix<double,DIM,DIM>& invC,
00097                                           double                    pressure,
00098                                           c_matrix<double,DIM,DIM>& T,
00099                                           FourthOrderTensor2<DIM>&  dTdE,
00100                                           bool                      computeDTdE);
00101 
00102     double GetZeroStrainPressure();
00103 
00105     void ScaleMaterialParameters(double scaleFactor);
00106 };
00107 
00108 #endif /*POLEZEROMATERIALLAW_HPP_*/

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