fractional_step_discontinuous.h

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//    |  /           | 
//    ' /   __| _` | __|  _ \   __| 
//    . \  |   (   | |   (   |\__ \.
//   _|\_\_|  \__,_|\__|\___/ ____/ 
//                   Multi-Physics  
//
//  License:         BSD License 
//                   Kratos default license: kratos/license.txt
//
//  Main authors:    Riccardo Rossi
//
 
#if !defined(KRATOS_FRACTIONAL_STEP_DISCONTINUOUS_H_INCLUDED )
#define  KRATOS_FRACTIONAL_STEP_DISCONTINUOUS_H_INCLUDED
 
// System includes
#include <string>
#include <iostream>
 
 
// External includes
 
 
// Project includes
#include "containers/array_1d.h"
#include "includes/define.h"
#include "fractional_step.h"
#include "includes/serializer.h"
#include "geometries/geometry.h"
#include "utilities/math_utils.h"
#include "utilities/discont_utils.h"
 
// Application includes
#include "fluid_dynamics_application_variables.h"
 
namespace Kratos
{
 
 
 
 
 
 
 
 
template< unsigned int TDim >
class FractionalStepDiscontinuous : public FractionalStep<TDim>
{
public:
 
    KRATOS_CLASS_INTRUSIVE_POINTER_DEFINITION(FractionalStepDiscontinuous);
 
    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 Kratos::Vector ShapeFunctionsType;
 
    typedef Kratos::Matrix ShapeFunctionDerivativesType;
 
    typedef GeometryType::ShapeFunctionsGradientsType ShapeFunctionDerivativesArrayType;
 
 
    //Constructors.
 
 
    FractionalStepDiscontinuous(IndexType NewId = 0) :
        FractionalStep<TDim>(NewId),
        medge_areas(array_1d<double,(TDim-1)*3 >( (TDim-1)*3, 0.0))
    {}
 
 
    FractionalStepDiscontinuous(IndexType NewId, const NodesArrayType& ThisNodes) :
        FractionalStep<TDim>(NewId, ThisNodes),
        medge_areas(array_1d<double,(TDim-1)*3 >( (TDim-1)*3, 0.0))
    {}
 
 
    FractionalStepDiscontinuous(IndexType NewId, GeometryType::Pointer pGeometry) :
        FractionalStep<TDim>(NewId, pGeometry),
        medge_areas(array_1d<double,(TDim-1)*3 >( (TDim-1)*3, 0.0))
    {}
 
 
    FractionalStepDiscontinuous(IndexType NewId, GeometryType::Pointer pGeometry, Element::PropertiesType::Pointer pProperties) :
        FractionalStep<TDim>(NewId, pGeometry, pProperties),
        medge_areas(array_1d<double,(TDim-1)*3 >( (TDim-1)*3, 0.0))
    {}
 
    ~FractionalStepDiscontinuous() override
    {}
 
 
        void CalculateLocalSystem(MatrixType& rLeftHandSideMatrix,
                                          VectorType& rRightHandSideVector,
                                          const ProcessInfo& rCurrentProcessInfo) override;
 
 
 
    Element::Pointer Create(IndexType NewId, NodesArrayType const& ThisNodes,
                            Element::PropertiesType::Pointer pProperties) const override
    {
    return Kratos::make_intrusive< FractionalStepDiscontinuous<TDim> >(NewId, this->GetGeometry().Create(ThisNodes), pProperties);
    }
 
    Element::Pointer Create(IndexType NewId, Element::GeometryType::Pointer pGeom, Element::PropertiesType::Pointer pProperties) const override
    {
      return Kratos::make_intrusive< FractionalStepDiscontinuous<TDim> >(NewId, pGeom, pProperties);
    }
 
 
 
 
    /*        virtual int Check(const ProcessInfo& rCurrentProcessInfo);*/
 
 
    void Calculate(const Variable<double>& rVariable,
                           double& rOutput,
                           const ProcessInfo& rCurrentProcessInfo) override;
    void Calculate(const Variable<array_1d<double, 3 > >& rVariable,
                           array_1d<double, 3 > & rOutput,
                           const ProcessInfo& rCurrentProcessInfo) override;
 
        
    
 
    std::string Info() const override
    {
        std::stringstream buffer;
        buffer << "FractionalStepDiscontinuous #" << this->Id();
        return buffer.str();
    }
 
    void PrintInfo(std::ostream& rOStream) const override
    {
        rOStream << "FractionalStepDiscontinuous" << TDim << "D";
    }
 
//        /// Print object's data.
//        virtual void PrintData(std::ostream& rOStream) const;
 
 
 
 
protected:
 
 
    array_1d<double,(TDim-1)*3 > medge_areas;
 
 
    void CalculateLocalPressureSystem(MatrixType& rLeftHandSideMatrix,
            VectorType& rRightHandSideVector,
            const ProcessInfo& rCurrentProcessInfo) override;
 
    void AddMomentumSystemTerms(Matrix& rLHSMatrix,
                                        Vector& rRHSVector,
                                        const double Density,
                                        const Vector& rConvOperator,
                                        const array_1d<double,3>& rBodyForce,
                                        const double OldPressure,
                                        const double TauOne,
                                        const double TauTwo,
                                        const array_1d<double,3>& rMomentumProjection,
                                        const double MassProjection,
                                        const ShapeFunctionsType& rN,
                                        const ShapeFunctionDerivativesType& rDN_DX,
                                        const double Weight) override;
 
    void CalculateGeometryData(ShapeFunctionDerivativesArrayType& rDN_DX,
                                       Matrix& rNContainer,
                                       Vector& rGaussWeights) override;
 
 
 
 
 
 
 
 
 
 
 
 
private:
 
 
 
    friend class Serializer;
 
    void save(Serializer& rSerializer) const override
    {
        typedef FractionalStep<TDim> basetype;
        KRATOS_SERIALIZE_SAVE_BASE_CLASS(rSerializer, basetype );
    }
 
    void load(Serializer& rSerializer) override
    {
        typedef FractionalStep<TDim> basetype;
        KRATOS_SERIALIZE_LOAD_BASE_CLASS(rSerializer, basetype );
    }
 
 
 
 
 
 
 
 
 
 
    FractionalStepDiscontinuous & operator=(FractionalStepDiscontinuous const& rOther);
 
    FractionalStepDiscontinuous(FractionalStepDiscontinuous const& rOther);
 
 
}; // Class FractionalStepDiscontinuous
 
 
 
 
 
 
template< unsigned int TDim >
inline std::istream& operator >>(std::istream& rIStream,
                                 FractionalStepDiscontinuous<TDim>& rThis)
{
    return rIStream;
}
 
template< unsigned int TDim >
inline std::ostream& operator <<(std::ostream& rOStream,
                                 const FractionalStepDiscontinuous<TDim>& rThis)
{
    rThis.PrintInfo(rOStream);
    rOStream << std::endl;
    rThis.PrintData(rOStream);
 
    return rOStream;
}
 
 
} // namespace Kratos.
 
#endif // KRATOS_FRACTIONAL_STEP_DISCONTINUOUS_H_INCLUDED  defined