transonic_perturbation_potential_flow_element.h

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//    |  /           |
//    ' /   __| _` | __|  _ \   __|
//    . \  |   (   | |   (   |\__ `
//   _|\_\_|  \__,_|\__|\___/ ____/
//                   Multi-Physics
//
//  License:         BSD License
//                   Kratos default license: kratos/license.txt
//
//  Main authors:     Eloisa Baez Jones, Inigo Lopez, Marc Nuñez and Riccardo Rossi
//
 
#if !defined(KRATOS_TRANSONIC_PERTURBATION_POTENTIAL_FLOW_ELEMENT_H)
#define KRATOS_TRANSONIC_PERTURBATION_POTENTIAL_FLOW_ELEMENT_H
 
// System includes
 
// External includes
 
// Project includes
#include "includes/element.h"
#include "custom_utilities/potential_flow_utilities.h"
 
namespace Kratos
{
 
 
 
 
 
template <int TDim, int TNumNodes>
class TransonicPerturbationPotentialFlowElement : public Element
{
public:
 
    typedef Element BaseType;
 
    typedef PointerVector<GeometryType> GeometriesArrayType;
    typedef PotentialFlowUtilities::ElementalData<TNumNodes, TDim> ElementalData;
 
    KRATOS_CLASS_INTRUSIVE_POINTER_DEFINITION(TransonicPerturbationPotentialFlowElement);
 
 
    // Constructors.
 
 
    explicit TransonicPerturbationPotentialFlowElement(IndexType NewId = 0)
    {
    }
 
    TransonicPerturbationPotentialFlowElement(IndexType NewId,
                                        const NodesArrayType& ThisNodes)
        : Element(NewId, ThisNodes)
    {
    }
 
    TransonicPerturbationPotentialFlowElement(IndexType NewId,
                                        GeometryType::Pointer pGeometry)
        : Element(NewId, pGeometry)
    {
    }
 
    TransonicPerturbationPotentialFlowElement(IndexType NewId,
                                     GeometryType::Pointer pGeometry,
                                     PropertiesType::Pointer pProperties)
        : Element(NewId, pGeometry, pProperties)
    {
    }
 
    TransonicPerturbationPotentialFlowElement(TransonicPerturbationPotentialFlowElement const& rOther) = delete;
 
    TransonicPerturbationPotentialFlowElement(TransonicPerturbationPotentialFlowElement&& rOther) = delete;
 
    ~TransonicPerturbationPotentialFlowElement() override
    {
    }
 
 
    TransonicPerturbationPotentialFlowElement& operator=(TransonicPerturbationPotentialFlowElement const& rOther) = delete;
 
    TransonicPerturbationPotentialFlowElement& operator=(TransonicPerturbationPotentialFlowElement&& rOther) = delete;
 
 
    Element::Pointer Create(IndexType NewId,
                            NodesArrayType const& ThisNodes,
                            PropertiesType::Pointer pProperties) const override;
 
    Element::Pointer Create(IndexType NewId,
                            GeometryType::Pointer pGeom,
                            PropertiesType::Pointer pProperties) const override;
 
    Element::Pointer Clone(IndexType NewId,
                           NodesArrayType const& ThisNodes) const override;
 
    void Initialize(const ProcessInfo& rCurrentProcessInfo) override;
 
    void CalculateLocalSystem(MatrixType& rLeftHandSideMatrix,
                              VectorType& rRightHandSideVector,
                              const ProcessInfo& rCurrentProcessInfo) override;
 
    void CalculateRightHandSide(VectorType& rRightHandSideVector,
                                const ProcessInfo& rCurrentProcessInfo) override;
 
    void CalculateLeftHandSide(MatrixType& rLeftHandSideMatrix,
                               const ProcessInfo& rCurrentProcessInfo) override;
 
    void EquationIdVector(EquationIdVectorType& rResult,
                          const ProcessInfo& CurrentProcessInfo) const override;
 
    void GetDofList(DofsVectorType& rElementalDofList,
                    const ProcessInfo& rCurrentProcessInfo) const override;
 
 
    void CalculateOnIntegrationPoints(const Variable<double>& rVariable,
                                     std::vector<double>& rValues,
                                     const ProcessInfo& rCurrentProcessInfo) override;
 
    void CalculateOnIntegrationPoints(const Variable<int>& rVariable,
                                     std::vector<int>& rValues,
                                     const ProcessInfo& rCurrentProcessInfo) override;
 
    void CalculateOnIntegrationPoints(const Variable<array_1d<double, 3>>& rVariable,
                                     std::vector<array_1d<double, 3>>& rValues,
                                     const ProcessInfo& rCurrentProcessInfo) override;
 
 
    int Check(const ProcessInfo& rCurrentProcessInfo) const override;
 
 
    std::string Info() const override;
 
    void PrintInfo(std::ostream& rOStream) const override;
 
    void PrintData(std::ostream& rOStream) const override;
 
protected:
 
    BoundedVector<double, TNumNodes + 1> AssembleDensityDerivativeAndShapeFunctions(const double densityDerivativeWRTVelocitySquared, const double densityDerivativeWRTUpwindVelocitySquared, const array_1d<double, TDim>& velocity, const array_1d<double, TDim>& upwindVelocity,const ProcessInfo& rCurrentProcessInfo);
 
    void CalculateRightHandSideNormalElement(VectorType& rRightHandSideVector,
                                            const ProcessInfo& rCurrentProcessInfo);
 
    void CalculateLeftHandSideNormalElement(MatrixType& rLeftHandSideMatrix,
                                            const ProcessInfo& rCurrentProcessInfo);
 
    void CalculateLeftHandSideWakeElement(MatrixType& rLeftHandSideMatrix,
                                          const ProcessInfo& rCurrentProcessInfo);
 
    virtual void CalculateRightHandSideWakeElement(VectorType& rRightHandSideVector,
                                          const ProcessInfo& rCurrentProcessInfo);
 
 
    virtual void AssembleSupersonicLeftHandSide(MatrixType& rLeftHandSideMatrix,
        const double densityDerivativeWRTVelocity,
        const double densityDerivativeWRTUpwindVelocity,
        const array_1d<double, TDim> velocity,
        const array_1d<double, TDim> upwindVelocity,
        const ProcessInfo& rCurrentProcessInfo);
 
    virtual void CalculateLeftHandSideContribution(BoundedMatrix<double, TNumNodes, TNumNodes>& rLhs_total,
                                         const ProcessInfo& rCurrentProcessInfo,
                                         const array_1d<double, TDim>& rVelocity,
                                         const ElementalData& rData);
 
    virtual void CalculateRightHandSideContribution(BoundedVector<double, TNumNodes>& rRhs_total,
                                        const double rDensity,
                                        const array_1d<double, TDim>& rVelocity);
 
    inline GlobalPointer<Element> pGetUpwindElement() const;
 
    bool CheckUpwindElement();
 
    void pSetUpwindElement(GlobalPointer<Element> pUpwindElement);
 
    array_1d<double, 3> GetEdgeNormal(const GeometryType& rEdge);
 
    virtual void FindUpwindElement(const ProcessInfo& rCurrentProcessInfo);
 
private:
 
    GlobalPointer<Element> mpUpwindElement;
 
 
    void GetWakeDistances(array_1d<double,
                         TNumNodes>& distances) const;
 
    void GetEquationIdVectorExtendedElement(EquationIdVectorType& rResult) const;
 
    void AddUpwindEquationId(EquationIdVectorType& rResult) const;
 
    void GetEquationIdVectorNormalElement(EquationIdVectorType& rResult) const;
 
    void GetEquationIdVectorKuttaElement(EquationIdVectorType& rResult) const;
 
    void GetEquationIdVectorWakeElement(EquationIdVectorType& rResult) const;
 
    void GetDofListNormalElement(DofsVectorType& rElementalDofList) const;
 
    void GetDofListKuttaElement(DofsVectorType& rElementalDofList) const;
 
    void GetDofListWakeElement(DofsVectorType& rElementalDofList) const;
 
    void CalculateLeftHandSideSubsonicElement(MatrixType& rLeftHandSideMatrix,
                                            const ProcessInfo& rCurrentProcessInfo);
 
    // void CalculateRightHandSideSupersonicElement(VectorType& rRightHandSideVector,
    //                                         const ProcessInfo& rCurrentProcessInfo);
 
    BoundedMatrix<double, TNumNodes, TNumNodes> CalculateLeftHandSideWakeConditions(
                                            const ElementalData& rData,
                                            const ProcessInfo& rCurrentProcessInfo);
 
    BoundedVector<double, TNumNodes> CalculateRightHandSideWakeConditions(
                                            const ElementalData& rData,
                                            const ProcessInfo& rCurrentProcessInfo,
                                            const array_1d<double, TDim>& rDiff_velocity);
 
    void CalculateLeftHandSideSubdividedElement(Matrix& lhs_positive,
                                               Matrix& lhs_negative,
                                               const ProcessInfo& rCurrentProcessInfo);
    void CalculateVolumesSubdividedElement(double& rUpper_vol,
                                           double& rLower_vol,
                                           const ProcessInfo& rCurrentProcessInfo);
 
    void ComputeLHSGaussPointContribution(const double weight,
                                          Matrix& lhs,
                                          const ElementalData& data) const;
 
    void AssignLeftHandSideSubdividedElement(
        Matrix& rLeftHandSideMatrix,
        Matrix& lhs_positive,
        Matrix& lhs_negative,
        const BoundedMatrix<double, TNumNodes, TNumNodes>& rUpper_lhs_total,
        const BoundedMatrix<double, TNumNodes, TNumNodes>& rLower_lhs_total,
        const BoundedMatrix<double, TNumNodes, TNumNodes>& rLhs_wake_condition,
        const ElementalData& data) const;
 
    void AssignLeftHandSideWakeElement(MatrixType& rLeftHandSideMatrix,
                                    const BoundedMatrix<double, TNumNodes, TNumNodes>& rUpper_lhs_total,
                                    const BoundedMatrix<double, TNumNodes, TNumNodes>& rLower_lhs_total,
                                    const BoundedMatrix<double, TNumNodes, TNumNodes>& rLhs_wake_condition,
                                    const ElementalData& rData) const;
 
    void AssignLeftHandSideWakeNode(MatrixType& rLeftHandSideMatrix,
                                    const BoundedMatrix<double, TNumNodes, TNumNodes>& rUpper_lhs_total,
                                    const BoundedMatrix<double, TNumNodes, TNumNodes>& rLower_lhs_total,
                                    const BoundedMatrix<double, TNumNodes, TNumNodes>& rLhs_wake_condition,
                                    const ElementalData& rData,
                                    unsigned int row) const;
 
    void AssignRightHandSideWakeNode(VectorType& rRightHandSideVector,
                                    const BoundedVector<double, TNumNodes>& rUpper_rhs,
                                    const BoundedVector<double, TNumNodes>& rLower_rhs,
                                    const BoundedVector<double, TNumNodes>& rWake_rhs,
                                    const ElementalData& rData,
                                    unsigned int& rRow) const;
 
    array_1d<size_t, TNumNodes> GetAssemblyKey(const GeometryType& rGeom, const GeometryType& rUpwindGeom, const ProcessInfo& rCurrentProcessInfo);
 
    void FindUpwindEdge(GeometryType& rUpwindEdge,
                        const ProcessInfo& rCurrentProcessInfo);
 
    void GetElementGeometryBoundary(GeometriesArrayType& rElementGeometryBoundary);
 
 
    void SelectUpwindElement(std::vector<IndexType>& rUpwindElementNodesIds,
                             GlobalPointersVector<Element>& rUpwindElementCandidates);
 
    int GetAdditionalUpwindNodeIndex() const;
 
 
 
    friend class Serializer;
 
    void save(Serializer& rSerializer) const override;
 
    void load(Serializer& rSerializer) override;
 
 
 
 
 
}; // Class TransonicPerturbationPotentialFlowElement
 
 
 
 
 
} // namespace Kratos.
 
#endif // KRATOS_TRANSONIC_PERTURBATION_POTENTIAL_FLOW_ELEMENT_H  defined