PoleZeroMaterialLaw.hpp

00001 /*
00002 
00003 Copyright (C) University of Oxford, 2005-2010
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 
00062 template<unsigned DIM>
00063 class PoleZeroMaterialLaw : public AbstractIncompressibleMaterialLaw<DIM>
00064 {
00065 friend class TestMaterialLaws;
00066 
00067 private :
00068 
00070     std::vector<std::vector<double> > mK;
00071 
00073     std::vector<std::vector<double> > mA;
00074 
00076     std::vector<std::vector<double> > mB;
00077 
00079     c_matrix<double,DIM,DIM> mIdentity;
00080 
00082     c_matrix<double,DIM,DIM>* mpChangeOfBasisMatrix;
00083 
00084 protected :
00085 
00090     PoleZeroMaterialLaw();
00091 
00100     void SetParameters(std::vector<std::vector<double> > k,
00101                        std::vector<std::vector<double> > a,
00102                        std::vector<std::vector<double> > b);
00103 
00104 public :
00105 
00116      PoleZeroMaterialLaw(std::vector<std::vector<double> > k,
00117                          std::vector<std::vector<double> > a,
00118                          std::vector<std::vector<double> > b);
00119 
00138     void ComputeStressAndStressDerivative(c_matrix<double,DIM,DIM>& rC,
00139                                           c_matrix<double,DIM,DIM>& rInvC,
00140                                           double                    pressure,
00141                                           c_matrix<double,DIM,DIM>& rT,
00142                                           FourthOrderTensor<DIM>&   rDTdE,
00143                                           bool                      computeDTdE);
00144 
00148     double GetZeroStrainPressure();
00149 
00155     void ScaleMaterialParameters(double scaleFactor);
00156 
00157 
00169     void SetChangeOfBasisMatrix(c_matrix<double,DIM,DIM>& rChangeOfBasisMatrix)
00170     {
00171         mpChangeOfBasisMatrix = &rChangeOfBasisMatrix;
00172     }
00173 };
00174 
00175 #endif /*POLEZEROMATERIALLAW_HPP_*/

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