MooneyRivlinMaterialLaw.cpp

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 
00029 #include "MooneyRivlinMaterialLaw.hpp"
00030 
00031 template<unsigned DIM>
00032 double MooneyRivlinMaterialLaw<DIM>::Get_dW_dI1(double I1, double I2)
00033 {
00034     return mC1;
00035 }
00036 
00037 template<unsigned DIM>
00038 double MooneyRivlinMaterialLaw<DIM>::Get_dW_dI2(double I1, double I2)
00039 {
00040     // this is covered, but gcov doesn't see this as being covered
00041     // for some reason, maybe because of optimisations
00042     #define COVERAGE_IGNORE
00043     assert(DIM==3);
00044     #undef COVERAGE_IGNORE
00045     return mC2;
00046 }
00047 
00048 template<unsigned DIM>
00049 double MooneyRivlinMaterialLaw<DIM>::Get_d2W_dI1(double I1, double I2)
00050 {
00051     return 0.0;
00052 }
00053 
00054 template<unsigned DIM>
00055 double MooneyRivlinMaterialLaw<DIM>::Get_d2W_dI2(double I1, double I2)
00056 {
00057     // this is covered, but gcov doesn't see this as being covered
00058     // for some reason, maybe because of optimisations
00059     #define COVERAGE_IGNORE
00060     assert(DIM==3);
00061     #undef COVERAGE_IGNORE
00062     return 0.0;
00063 }
00064 
00065 template<unsigned DIM>
00066 double MooneyRivlinMaterialLaw<DIM>::Get_d2W_dI1I2(double I1, double I2)
00067 {
00068     // this is covered, but gcov doesn't see this as being covered
00069     // for some reason, maybe because of optimisations
00070     #define COVERAGE_IGNORE
00071     assert(DIM==3);
00072     #undef COVERAGE_IGNORE
00073     return 0.0;
00074 }
00075 
00076 template<unsigned DIM>
00077 double MooneyRivlinMaterialLaw<DIM>::GetC1()
00078 {
00079     return mC1;
00080 }
00081 
00082 template<unsigned DIM>
00083 double MooneyRivlinMaterialLaw<DIM>::GetC2()
00084 {
00085     assert(DIM==3);
00086     return mC2;
00087 }
00088 
00089 template<unsigned DIM>
00090 MooneyRivlinMaterialLaw<DIM>::MooneyRivlinMaterialLaw(double c1, double c2)
00091     : mC1(c1),
00092       mC2(c2)
00093 {
00094     assert(DIM==2 || DIM ==3);
00095 
00096     // if dim==3, check that c2 was passed in, ie c2 isn't the default value
00097     if ((DIM==3) && (c2<MINUS_LARGE+1))
00098     {
00099         EXCEPTION("Two parameters needed for 3d Mooney-Rivlin");
00100     }
00101 
00102     if (c1 < 0.0)
00103     {
00104         EXCEPTION("c1 must be positive in mooney-rivlin"); // is this correct?
00105     }
00106 }
00107 
00108 template<unsigned DIM>
00109 void MooneyRivlinMaterialLaw<DIM>::ScaleMaterialParameters(double scaleFactor)
00110 {
00111     assert(scaleFactor > 0.0);
00112     mC1 /= scaleFactor;
00113     mC2 /= scaleFactor;
00114 }
00115 
00116 
00118 // Explicit instantiation
00120 
00121 template class MooneyRivlinMaterialLaw<2>;
00122 template class MooneyRivlinMaterialLaw<3>;

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