fractional_step_pfem_2_2d.h

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//
//   Project Name:        Kratos
//   Last modified by:    $Author: it's me! $
//   Date:                $Date: 2008-08-08 23:58:38 $
//   Revision:            $Revision: 1.0 $
//
//
 
#if !defined(KRATOS_FRACTIONAL_STEP_PFEM_2_2D_ELEM_H_INCLUDED)
#define  KRATOS_FRACTIONAL_STEP_PFEM_2_2D_ELEM_H_INCLUDED
 
// System includes
 
 
// External includes
#include "boost/smart_ptr.hpp"
 
 
// Project includes
#include "includes/define.h"
#include "includes/element.h"
#include "includes/ublas_interface.h"
 
 
namespace Kratos
{
 
  class FractionalStepPFEM22D
      : public Element
   {
   public:
 
    KRATOS_CLASS_INTRUSIVE_POINTER_DEFINITION(FractionalStepPFEM22D);
 
    //typedef Node NodeType;
    typedef Properties PropertiesType;
    typedef Geometry<NodeType> GeometryType;
    typedef Geometry<NodeType>::PointsArrayType NodesArrayType;
    typedef Vector VectorType;
    //typedef typename ElementBaseType::MatrixType 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;
    
     FractionalStepPFEM22D(IndexType NewId, GeometryType::Pointer pGeometry);
     FractionalStepPFEM22D(IndexType NewId, GeometryType::Pointer pGeometry,  PropertiesType::Pointer pProperties);
 
     virtual ~ FractionalStepPFEM22D() override;
 
 
     Element::Pointer Create(IndexType NewId, NodesArrayType const& ThisNodes,  PropertiesType::Pointer pProperties) const override;
 
     void CalculateLocalSystem(MatrixType& rLeftHandSideMatrix, VectorType& rRightHandSideVector, const ProcessInfo& rCurrentProcessInfo) override;
 
     void AddExplicitContribution(const ProcessInfo& CurrentProcessInfo) override;
 
     void EquationIdVector(EquationIdVectorType& rResult,const ProcessInfo& rCurrentProcessInfo) const override;
 
     void GetDofList(DofsVectorType& ElementalDofList,const ProcessInfo& CurrentProcessInfo) const override;
 
     void InitializeSolutionStep(const ProcessInfo& CurrentProcessInfo) override;
 
    virtual void CalculateOnIntegrationPoints(const Variable<double>& rVariable,
            std::vector<double>& rValues,
            const ProcessInfo& rCurrentProcessInfo) override;
 
    virtual void CalculateOnIntegrationPoints(const Variable<array_1d<double, 3 > >& rVariable,
            std::vector<array_1d<double, 3 > >& rValues,
            const ProcessInfo& rCurrentProcessInfo) override;
 
   protected:
 
        void CalculateLocalPressureSystem(MatrixType& rLeftHandSideMatrix, VectorType& rRightHandSideVector, const ProcessInfo& rCurrentProcessInfo);
 
        void PressureEquationIdVector(EquationIdVectorType& rResult, const ProcessInfo& CurrentProcessInfo) const;
 
        void GetPressureDofList(DofsVectorType& ElementalDofList,const ProcessInfo& CurrentProcessInfo) const;
 
        void CalculateViscousRHS(const ProcessInfo& CurrentProcessInfo);
 
        void CalculatePressureProjection(const ProcessInfo& CurrentProcessInfo);
 
        void AddViscousTerm(BoundedMatrix<double, (2-1)*6, (2-1)*6 >& rDampMatrix,
                         BoundedMatrix<double, (2+1), 2 >& rShapeDeriv,
                         const double Weight);
 
 
 
template<class T>
bool InvertMatrix(const T& input, T& inverse)  ;
 
 
   private:
    friend class Serializer;
 
       FractionalStepPFEM22D() : Element()
       {
       }
 
 
 
   }; // Class PFEM22D
}  // namespace Kratos.
 
#endif // KRATOS_MONOLITIC_PFEM2_2D_ELEM_H_INCLUDED  defined