AbstractAssemblerSolverHybrid.hpp

 
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*/
 
#ifndef ABSTRACTASSEMBLERSOLVERHYBRID_HPP_
#define ABSTRACTASSEMBLERSOLVERHYBRID_HPP_
 
#include "AbstractFeVolumeIntegralAssembler.hpp"
#include "AbstractLinearPdeSolver.hpp"
#include "NaturalNeumannSurfaceTermAssembler.hpp"
 
template<unsigned ELEMENT_DIM, unsigned SPACE_DIM, unsigned PROBLEM_DIM, InterpolationLevel INTERPOLATION_LEVEL>
class AbstractAssemblerSolverHybrid
   : public AbstractFeVolumeIntegralAssembler<ELEMENT_DIM, SPACE_DIM, PROBLEM_DIM, true, true, INTERPOLATION_LEVEL>
{
protected:
 
    NaturalNeumannSurfaceTermAssembler<ELEMENT_DIM,SPACE_DIM,PROBLEM_DIM> mNaturalNeumannSurfaceTermAssembler;
 
    BoundaryConditionsContainer<ELEMENT_DIM,SPACE_DIM,PROBLEM_DIM>* mpBoundaryConditions;
 
 
public:
 
    AbstractAssemblerSolverHybrid(AbstractTetrahedralMesh<ELEMENT_DIM,SPACE_DIM>* pMesh,
                                  BoundaryConditionsContainer<ELEMENT_DIM,SPACE_DIM,PROBLEM_DIM>* pBoundaryConditions)
        : AbstractFeVolumeIntegralAssembler<ELEMENT_DIM, SPACE_DIM, PROBLEM_DIM, true, true, INTERPOLATION_LEVEL>(pMesh),
          mNaturalNeumannSurfaceTermAssembler(pMesh,pBoundaryConditions),
          mpBoundaryConditions(pBoundaryConditions)
    {
        assert(pMesh);
        assert(pBoundaryConditions);
    }
 
    virtual ~AbstractAssemblerSolverHybrid()
    {
    }
 
    void SetupGivenLinearSystem(Vec currentSolution, bool computeMatrix, LinearSystem* pLinearSystem);
};
 
template<unsigned ELEMENT_DIM, unsigned SPACE_DIM, unsigned PROBLEM_DIM, InterpolationLevel INTERPOLATION_LEVEL>
void AbstractAssemblerSolverHybrid<ELEMENT_DIM, SPACE_DIM, PROBLEM_DIM, INTERPOLATION_LEVEL>::SetupGivenLinearSystem(Vec currentSolution,
                                                                                                                     bool computeMatrix,
                                                                                                                     LinearSystem* pLinearSystem)
{
    assert(pLinearSystem->rGetLhsMatrix() != nullptr);
    assert(pLinearSystem->rGetRhsVector() != nullptr);
 
    // Assemble the matrix and vector calling methods on AbstractFeVolumeIntegralAssembler
    this->SetMatrixToAssemble(pLinearSystem->rGetLhsMatrix());
    this->SetVectorToAssemble(pLinearSystem->rGetRhsVector(), true);
 
    if (currentSolution != nullptr)
    {
        this->SetCurrentSolution(currentSolution);
    }
 
    if (computeMatrix)
    {
        this->Assemble();
    }
    else
    {
        this->AssembleVector();
    }
 
    // Add the Neumann boundary conditions. The boundary conditions put into the BoundaryConditionsContainer
    // are assumed to be natural Neumann BCs.
    mNaturalNeumannSurfaceTermAssembler.SetVectorToAssemble(pLinearSystem->rGetRhsVector(), false);
    mNaturalNeumannSurfaceTermAssembler.Assemble();
 
    pLinearSystem->FinaliseRhsVector();
    pLinearSystem->SwitchWriteModeLhsMatrix();
 
    // add Dirichlet BCs
    mpBoundaryConditions->ApplyDirichletToLinearProblem(*pLinearSystem, true);
 
    //mpBoundaryConditions->ApplyPeriodicBcsToLinearProblem(*pLinearSystem, true);
 
    pLinearSystem->FinaliseRhsVector();
    pLinearSystem->FinaliseLhsMatrix();
}
 
#endif /*ABSTRACTASSEMBLERSOLVERHYBRID_HPP_*/