monolithic_2fluid_3d_partintegration.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_MONOLITHIC_AUTOSLIP_PFEM2_3D_ELEM_H_INCLUDED)
#define  KRATOS_MONOLITHIC_AUTOSLIP_PFEM2_3D_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 MonolithicAutoSlipPFEM23D
      : public Element
   {
   public:
 
    KRATOS_CLASS_INTRUSIVE_POINTER_DEFINITION(MonolithicAutoSlipPFEM23D);
 
    //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;
    
    MonolithicAutoSlipPFEM23D(IndexType NewId = 0) :
        Element(NewId)
    {}
    MonolithicAutoSlipPFEM23D(IndexType NewId, const NodesArrayType& ThisNodes) :
        Element(NewId, ThisNodes)
    {}
 
     MonolithicAutoSlipPFEM23D(IndexType NewId, GeometryType::Pointer pGeometry);
     MonolithicAutoSlipPFEM23D(IndexType NewId, GeometryType::Pointer pGeometry,  PropertiesType::Pointer pProperties);
 
     virtual ~ MonolithicAutoSlipPFEM23D() 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;
 
 
 
   protected:
 
 
       void CalculatePressureProjection(const ProcessInfo& CurrentProcessInfo);
 
       virtual void AddViscousTerm(MatrixType& rDampMatrix,
                                       const BoundedMatrix<double, 4, 3>& rShapeDeriv,
                                       double Viscosity,const double Area);
 
       void AddViscousTerm(BoundedMatrix<double, 21, 21 > & output,
                          BoundedMatrix<double, (4), 3 >& rShapeDeriv,
                          array_1d<double,4>&  distances,
                          std::vector< Matrix >& gauss_gradients,
                          array_1d<double,6>&  viscosities,
                          array_1d<double,6>&  signs,
                          array_1d<double,6>&  volumes ,
                          const unsigned int ndivisions);
 
        void ComputeBoundaryIntegral(const BoundedMatrix<double, 4, 3 >& coords,
                                                        const array_1d<double,4>&  distances,
                                                        array_1d<double,3>&  output_integral);
 
        void TriangleNormal(const array_1d<double,3>&  node_i, const array_1d<double,3>&  node_j, const array_1d<double,3>&  node_k, array_1d<double,3>&  normal);
 
 
       template<class T>
       bool InvertMatrix(const T& input, T& inverse)  ;
 
   private:
    friend class Serializer;
 
    virtual void save(Serializer& rSerializer) const override
    {
        KRATOS_SERIALIZE_SAVE_BASE_CLASS(rSerializer, Element );
    }
 
    virtual void load(Serializer& rSerializer) override
    {
        KRATOS_SERIALIZE_LOAD_BASE_CLASS(rSerializer, Element);
    }
 
    MonolithicAutoSlipPFEM23D & operator=(MonolithicAutoSlipPFEM23D const& rOther);
 
    MonolithicAutoSlipPFEM23D(MonolithicAutoSlipPFEM23D const& rOther);
 
 
 
   }; // Class MonolithicAutoSlipPFEM23D
}  // namespace Kratos.
 
#endif // KRATOS_MONOLITHIC_PFEM2_3D_ELEM_H_INCLUDED  defined