SimpleLinearParabolicSolver.cpp

00001 /*
00002 
00003 Copyright (c) 2005-2015, University of Oxford.
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00023 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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00034 */
00035 
00036 #include "SimpleLinearParabolicSolver.hpp"
00037 
00038 template<unsigned ELEMENT_DIM, unsigned SPACE_DIM>
00039 c_matrix<double, 1*(ELEMENT_DIM+1), 1*(ELEMENT_DIM+1)> SimpleLinearParabolicSolver<ELEMENT_DIM,SPACE_DIM>::ComputeMatrixTerm(
00040         c_vector<double, ELEMENT_DIM+1>& rPhi,
00041         c_matrix<double, SPACE_DIM, ELEMENT_DIM+1>& rGradPhi,
00042         ChastePoint<SPACE_DIM>& rX,
00043         c_vector<double,1>& rU,
00044         c_matrix<double,1,SPACE_DIM>& rGradU,
00045         Element<ELEMENT_DIM,SPACE_DIM>* pElement)
00046 {
00047     c_matrix<double, SPACE_DIM, SPACE_DIM> pde_diffusion_term = mpParabolicPde->ComputeDiffusionTerm(rX, pElement);
00048 
00049     return    prod( trans(rGradPhi), c_matrix<double, SPACE_DIM, ELEMENT_DIM+1>(prod(pde_diffusion_term, rGradPhi)) )
00050             + PdeSimulationTime::GetPdeTimeStepInverse() * mpParabolicPde->ComputeDuDtCoefficientFunction(rX) * outer_prod(rPhi, rPhi);
00051 }
00052 
00053 template<unsigned ELEMENT_DIM, unsigned SPACE_DIM>
00054 c_vector<double,1*(ELEMENT_DIM+1)> SimpleLinearParabolicSolver<ELEMENT_DIM,SPACE_DIM>::ComputeVectorTerm(
00055         c_vector<double, ELEMENT_DIM+1>& rPhi,
00056         c_matrix<double, SPACE_DIM, ELEMENT_DIM+1>& rGradPhi,
00057         ChastePoint<SPACE_DIM>& rX,
00058         c_vector<double,1>& rU,
00059         c_matrix<double,1,SPACE_DIM>& rGradU,
00060         Element<ELEMENT_DIM,SPACE_DIM>* pElement)
00061 {
00062     return (mpParabolicPde->ComputeSourceTerm(rX, rU(0))
00063             + PdeSimulationTime::GetPdeTimeStepInverse() * mpParabolicPde->ComputeDuDtCoefficientFunction(rX) * rU(0)) * rPhi;
00064 }
00065 
00066 
00067 template<unsigned ELEMENT_DIM, unsigned SPACE_DIM>
00068 SimpleLinearParabolicSolver<ELEMENT_DIM,SPACE_DIM>::SimpleLinearParabolicSolver(
00069                             AbstractTetrahedralMesh<ELEMENT_DIM,SPACE_DIM>* pMesh,
00070                             AbstractLinearParabolicPde<ELEMENT_DIM,SPACE_DIM>* pPde,
00071                             BoundaryConditionsContainer<ELEMENT_DIM,SPACE_DIM,1>* pBoundaryConditions)
00072     : AbstractAssemblerSolverHybrid<ELEMENT_DIM,SPACE_DIM,1,NORMAL>(pMesh,pBoundaryConditions),
00073       AbstractDynamicLinearPdeSolver<ELEMENT_DIM,SPACE_DIM,1>(pMesh)
00074 {
00075     mpParabolicPde = pPde;
00076     this->mMatrixIsConstant = true;
00077 }
00078 
00080 // Explicit instantiation
00082 
00083 template class SimpleLinearParabolicSolver<1,1>;
00084 template class SimpleLinearParabolicSolver<2,2>;
00085 template class SimpleLinearParabolicSolver<3,3>;