symbolic_stokes.h

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//    |  /           |
//    ' /   __| _` | __|  _ \   __|
//    . \  |   (   | |   (   |\__ `
//   _|\_\_|  \__,_|\__|\___/ ____/
//                   Multi-Physics
//
//  License:         BSD License
//                   Kratos default license: kratos/license.txt
//
//  Main author:     Ruben Zorrilla
//
 
#ifndef KRATOS_SYMBOLIC_STOKES_H
#define KRATOS_SYMBOLIC_STOKES_H
 
// External includes
 
// System includes
 
// Project includes
#include "includes/define.h"
#include "includes/element.h"
#include "includes/serializer.h"
#include "geometries/geometry.h"
 
// Application includes
#include "includes/cfd_variables.h"
#include "custom_elements/fluid_element.h"
 
namespace Kratos
{
 
 
 
 
 
 
 
template< class TElementData >
class SymbolicStokes : public FluidElement<TElementData>
{
public:
 
    KRATOS_CLASS_INTRUSIVE_POINTER_DEFINITION(SymbolicStokes);
 
    typedef Node NodeType;
 
    typedef Geometry<NodeType> GeometryType;
 
    typedef Geometry<NodeType>::PointsArrayType NodesArrayType;
 
    typedef Vector VectorType;
 
    typedef Matrix MatrixType;
 
    typedef std::size_t IndexType;
 
    typedef std::size_t SizeType;
 
    typedef std::vector<std::size_t> EquationIdVectorType;
 
    typedef std::vector< Dof<double>::Pointer > DofsVectorType;
 
    typedef PointerVectorSet<Dof<double>, IndexedObject> DofsArrayType;
 
    typedef typename FluidElement<TElementData>::ShapeFunctionsType ShapeFunctionsType;
 
    typedef typename FluidElement<TElementData>::ShapeFunctionDerivativesType ShapeFunctionDerivativesType;
 
    typedef typename FluidElement<TElementData>::ShapeFunctionDerivativesArrayType ShapeFunctionDerivativesArrayType;
 
    constexpr static unsigned int Dim = FluidElement<TElementData>::Dim;
    constexpr static unsigned int NumNodes = FluidElement<TElementData>::NumNodes;
    constexpr static unsigned int BlockSize = FluidElement<TElementData>::BlockSize;
    constexpr static unsigned int LocalSize = FluidElement<TElementData>::LocalSize;
 
    constexpr static unsigned int StrainSize = (Dim-1)*3;
 
 
    //Constructors.
 
 
    SymbolicStokes(IndexType NewId = 0);
 
 
    SymbolicStokes(
        IndexType NewId,
        const NodesArrayType& ThisNodes);
 
 
    SymbolicStokes(
        IndexType NewId,
        GeometryType::Pointer pGeometry);
 
 
    SymbolicStokes(
        IndexType NewId,
        GeometryType::Pointer pGeometry,
        Properties::Pointer pProperties);
 
    virtual ~SymbolicStokes();
 
 
 
 
 
 
    Element::Pointer Create(
        IndexType NewId,
        NodesArrayType const& ThisNodes,
        Properties::Pointer pProperties) const override;
 
 
    Element::Pointer Create(
        IndexType NewId,
        GeometryType::Pointer pGeom,
        Properties::Pointer pProperties) const override;
 
 
    int Check(const ProcessInfo &rCurrentProcessInfo) const override;
 
 
    const Parameters GetSpecifications() const override;
 
    std::string Info() const override;
 
 
    void PrintInfo(std::ostream& rOStream) const override;
 
protected:
 
 
 
 
 
    void AddTimeIntegratedSystem(
        TElementData& rData,
        MatrixType& rLHS,
        VectorType& rRHS) override;
 
    void AddTimeIntegratedLHS(
        TElementData& rData,
        MatrixType& rLHS) override;
 
    void AddTimeIntegratedRHS(
        TElementData& rData,
        VectorType& rRHS) override;
 
    void AddBoundaryTraction(
        TElementData& rData,
        const Vector& rUnitNormal,
        MatrixType& rLHS,
        VectorType& rRHS) override;
 
    void Calculate(
        const Variable<double>& rVariable,
        double& rOutput,
        const ProcessInfo& rCurrentProcessInfo) override;
 
    void ComputeGaussPointLHSContribution(
        TElementData& rData,
        MatrixType& rLHS);
 
    void ComputeGaussPointRHSContribution(
        TElementData& rData,
        VectorType& rRHS);
 
 
 
 
 
 
 
 
private:
 
 
 
 
    friend class Serializer;
 
    void save(Serializer& rSerializer) const override;
 
    void load(Serializer& rSerializer) override;
 
 
 
 
 
 
 
 
 
 
    SymbolicStokes& operator=(SymbolicStokes const& rOther);
 
    SymbolicStokes(SymbolicStokes const& rOther);
 
}; // Class SymbolicStokes
 
 
 
 
 
template< class TElementData >
inline std::istream& operator >>(
    std::istream& rIStream,
    SymbolicStokes<TElementData>& rThis)
{
    return rIStream;
}
 
template< class TElementData >
inline std::ostream& operator <<(
    std::ostream& rOStream,
    const SymbolicStokes<TElementData>& rThis)
{
    rThis.PrintInfo(rOStream);
    rOStream << std::endl;
    rThis.PrintData(rOStream);
 
    return rOStream;
}
 
} // namespace Kratos.
 
#endif // KRATOS_SYMBOLIC_STOKES_H