AbstractIsotropicIncompressibleMaterialLaw.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 ABSTRACTISOTROPICINCOMPRESSIBLEMATERIALLAW_HPP_
00031 #define ABSTRACTISOTROPICINCOMPRESSIBLEMATERIALLAW_HPP_
00032 
00033 #include "AbstractIncompressibleMaterialLaw.hpp"
00034 
00047 template<unsigned DIM>
00048 class AbstractIsotropicIncompressibleMaterialLaw : public AbstractIncompressibleMaterialLaw<DIM>
00049 {
00050 protected :
00051 
00060     virtual double Get_dW_dI1(double I1, double I2)=0;
00061 
00070     virtual double Get_dW_dI2(double I1, double I2)=0;
00071 
00080     virtual double Get_d2W_dI1(double I1, double I2)=0;
00081 
00090     virtual double Get_d2W_dI2(double I1, double I2)=0;
00091 
00100     virtual double Get_d2W_dI1I2(double I1, double I2)=0;
00101 
00102 public :
00103 
00125     void ComputeStressAndStressDerivative(c_matrix<double,DIM,DIM>& rC,
00126                                           c_matrix<double,DIM,DIM>& rInvC,
00127                                           double                    pressure,
00128                                           c_matrix<double,DIM,DIM>& rT,
00129                                           FourthOrderTensor<DIM>&   rDTdE,
00130                                           bool                      computeDTdE);
00131 
00135     virtual ~AbstractIsotropicIncompressibleMaterialLaw();
00136 
00143     double GetZeroStrainPressure();
00144 
00145 
00152     void SetChangeOfBasisMatrix(c_matrix<double,DIM,DIM>& rChangeOfBasisMatrix)
00153     {
00154     }
00155 
00156 };
00157 
00158 #endif /*ABSTRACTISOTROPICINCOMPRESSIBLEMATERIALLAW_HPP_*/

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