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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: J-F. Gerbeau |
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// |
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#ifndef _LinearProblemNSFracStepAdvDiff_HPP |
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#define _LinearProblemNSFracStepAdvDiff_HPP |
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// System includes |
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// External includes |
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// Project includes |
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#include "Solver/linearProblem.hpp" |
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#include "Core/felisceParam.hpp" |
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#include "Solver/bdf.hpp" |
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#include "FiniteElement/elementField.hpp" |
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namespace felisce { |
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/*! |
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\class LinearProblemNSFracStepAdvDiff |
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\author J-F. Gerbeau |
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\date 25/11/2011 |
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\brief Advection-Diffusion step of a fractional step algorithm for the Navier-Stokes equations |
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*/ |
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class LinearProblemNSFracStepAdvDiff: |
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public LinearProblem { |
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public: |
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LinearProblemNSFracStepAdvDiff(); |
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~LinearProblemNSFracStepAdvDiff() override; |
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void initialize(std::vector<GeometricMeshRegion::Pointer>& mesh, FelisceTransient::Pointer fstransient, MPI_Comm& comm, bool doUseSNES) override; |
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void initPerElementType(ElementType eltType, FlagMatrixRHS flagMatrixRHS = FlagMatrixRHS::matrix_and_rhs) override; |
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void computeElementArray(const std::vector<Point*>& elemPoint, const std::vector<felInt>& elemIdPoint, felInt& iel, FlagMatrixRHS flagMatrixRHS = FlagMatrixRHS::matrix_and_rhs) override; |
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void gatherVectorBeforeAssembleMatrixRHS() override; |
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void computeElementArrayBoundaryCondition(const std::vector<Point*>& elemPoint, const std::vector<felInt>& elemIdPoint, felInt& iel, FlagMatrixRHS flagMatrixRHS) override; |
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// Time scheme (bdf): |
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void initializeTimeScheme(Bdf* bdf) override { |
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m_bdf = bdf; |
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} |
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void initExtrapol(PetscVector& V_1) override; |
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void updateExtrapol(PetscVector& V_1) override; |
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void copyMatrixRHS() override; |
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void addMatrixRHS() override; |
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inline int& pressureFWI() { return m_pressureFWI; } |
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protected: |
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CurrentFiniteElement* m_feVel; |
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CurrentFiniteElement* m_feVelAdv; |
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CurrentFiniteElement* m_fePres; |
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Variable* m_velocity; |
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Variable* m_velocityAdvection; |
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Variable* m_pressure; |
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Variable* m_displacement; |
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felInt m_iVelocity; |
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felInt m_iVelocityAdvection; |
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felInt m_iPressure; |
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felInt m_iDisplacement; |
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double m_viscosity; |
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double m_density; |
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int m_explicitAdvection; |
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bool m_useSymmetricStress; |
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// bdf: |
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PetscVector m_seqBdfRHS; |
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PetscVector m_solExtrapol; |
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ElementField m_elemFieldRHS; |
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private: |
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ElementField m_elemFieldAdv; |
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ElementField m_elemFieldPres; |
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int m_pressureFWI; |
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// bdf: |
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ElementField m_elemFieldRHSbdf; |
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ElementField m_elemFieldExt; |
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PetscMatrix m_matrix; |
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bool m_buildTeporaryMatrix; |
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// bdf: |
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Bdf* m_bdf; |
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bool allocateSeqVec; |
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bool allocateSeqVecExt; |
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// Incremental version |
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bool allocateSeqVecIncremental; |
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PetscVector m_seqPressure0; |
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PetscVector m_seqPressureDelta; |
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ElementField m_elemFieldPresDelta; |
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//ALE |
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ElementField m_elemFieldVelMesh; |
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PetscVector m_beta; |
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int numDofExtensionProblem; |
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std::vector<PetscInt> m_petscToGlobal1; |
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std::vector<PetscInt> m_petscToGlobal2; |
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std::vector<PetscScalar> m_auxvec; |
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}; |
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} |
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#endif |
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