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// ______ ______ _ _ _____ ______ |
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// | ____| ____| | (_)/ ____| | ____| |
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// | |__ | |__ | | _| (___ ___| |__ |
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// | __| | __| | | | |\___ \ / __| __| |
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// | | | |____| |____| |____) | (__| |____ |
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// |_| |______|______|_|_____/ \___|______| |
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// Finite Elements for Life Sciences and Engineering |
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// |
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// License: LGL2.1 License |
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// FELiScE default license: LICENSE in root folder |
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// |
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// Main authors: D. Lombardi |
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// |
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// System includes |
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// External includes |
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// Project includes |
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#include "Solver/linearProblemFKPP.hpp" |
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#include "Core/felisceTransient.hpp" |
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#include "FiniteElement/elementVector.hpp" |
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#include "FiniteElement/elementMatrix.hpp" |
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#include "InputOutput/io.hpp" |
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namespace felisce { |
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LinearProblemFKPP::LinearProblemFKPP(): |
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LinearProblem("FKPP"), |
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m_feTemp(nullptr) |
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{} |
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LinearProblemFKPP::~LinearProblemFKPP() |
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{ |
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m_fstransient = nullptr; |
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m_feTemp = nullptr; |
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} |
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void LinearProblemFKPP::initialize(std::vector<GeometricMeshRegion::Pointer>& mesh, FelisceTransient::Pointer fstransient, MPI_Comm& comm, bool doUseSNES) { |
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LinearProblem::initialize(mesh,comm, doUseSNES); |
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m_fstransient = fstransient; |
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std::vector<PhysicalVariable> listVariable(1); |
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std::vector<std::size_t> listNumComp(1); |
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listVariable[0] = temperature; |
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listNumComp[0] = 1; |
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//define unknown of the linear system. |
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m_listUnknown.push_back(temperature); |
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definePhysicalVariable(listVariable,listNumComp); |
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} |
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void LinearProblemFKPP::initPerElementType(ElementType eltType, FlagMatrixRHS flagMatrixRHS) { |
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IGNORE_UNUSED_ELT_TYPE; |
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IGNORE_UNUSED_FLAG_MATRIX_RHS; |
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m_iTemperature = m_listVariable.getVariableIdList(temperature); |
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m_feTemp = m_listCurrentFiniteElement[m_iTemperature]; |
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// define elemField to put term u_n_1.phi_j in RHS. |
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// m_elemField contains u_n_1 values. |
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m_elemField.initialize(DOF_FIELD,*m_feTemp); |
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} |
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void LinearProblemFKPP::computeElementArray(const std::vector<Point*>& elemPoint, const std::vector<felInt>& elemIdPoint, felInt& iel, FlagMatrixRHS flagMatrixRHS) { |
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IGNORE_UNUSED_ELEM_ID_POINT; |
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// update finite element with point coordinate. |
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m_feTemp->updateFirstDeriv(0, elemPoint); |
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double coefTime = 1./m_fstransient->timeStep; |
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if (flagMatrixRHS == FlagMatrixRHS::matrix_and_rhs || flagMatrixRHS == FlagMatrixRHS::only_matrix) { |
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// matrix operators. |
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m_elementMat[0]->grad_phi_i_grad_phi_j(FelisceParam::instance().Am,*m_feTemp,0,0,1); |
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m_elementMat[0]->phi_i_phi_j(-FelisceParam::instance().Cm+coefTime,*m_feTemp,0,0,1); |
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} |
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if (flagMatrixRHS == FlagMatrixRHS::matrix_and_rhs || flagMatrixRHS == FlagMatrixRHS::only_rhs) { |
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// std::vector operators. |
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m_elemField.setValue(this->sequentialSolution(), *m_feTemp, iel, m_iTemperature, m_ao, dof()); |
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assert(!m_elementVector.empty()); |
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m_elementVector[0]->source(coefTime,*m_feTemp,m_elemField,0,1); |
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double coefRHS = -0.5*FelisceParam::instance().Cm; // why should I put this *0.5? Maybe "quadratic" contains an error ... (Elisa, 11/2015) |
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m_elementVector[0]->quadratic(coefRHS,*m_feTemp,m_elemField,0,1); |
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} |
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} |
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} |
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