ChBodyAddedMass.h

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#ifndef CHBODYADDEDMASS_H
#define CHBODYADDEDMASS_H
 
#include "chrono/physics/ChBody.h"
#include "ChVariablesBodyAddedMass.h"
 
namespace chrono {
  class ChBodyAddedMass : public ChBody {
  protected:
    ChVariablesBodyAddedMass variables;
  public:
    ChBodyAddedMass();
    virtual ~ChBodyAddedMass() {}
    void SetMass(double newmass);
    void SetInertia(const ChMatrix33<>& iner);
    void SetInertiaXX(const ChVector3d& iner);
    void SetInertiaXY(const ChVector3d& iner);
    /* ChVector<> GetInertiaXX(); */
    /* ChVector<> GetInertiaXY(); */
    /* double GetMass() { return variables.GetBodyMass(); }; */
    /* const ChMatrix33<>& GetInertia() { return variables.GetBodyInertia(); } */
    void SetMfullmass(ChMatrixDynamic<> Mfullmass_in);
    void SetInvMfullmass(ChMatrixDynamic<> inv_Mfullmass_in);
    ChVariables& Variables() override { return variables; } 
    ChVariablesBodyOwnMass& VariablesBody() { return variables; }
    ChVariablesBodyAddedMass& VariablesBodyAddedMass() { return variables; }
    //
    // STATE FUNCTIONS
    //
 
    // (override/implement interfaces for global state vectors, see ChPhysicsItem for comments.)
 
    virtual void IntToDescriptor(const unsigned int off_v,
                                 const ChStateDelta& v,
                                 const ChVectorDynamic<>& R,
                                 const unsigned int off_L,
                                 const ChVectorDynamic<>& L,
                                 const ChVectorDynamic<>& Qc) override;
    virtual void IntFromDescriptor(const unsigned int off_v,
                                   ChStateDelta& v,
                                   const unsigned int off_L,
                                   ChVectorDynamic<>& L) override;
    virtual void IntLoadResidual_F(const unsigned int off, ChVectorDynamic<>& R, const double c) override;
 
    virtual void IntLoadResidual_Mv(const unsigned int off,
                                    ChVectorDynamic<>& R,
                                    const ChVectorDynamic<>& w,
                                    const double c) override;
 
    //
    // SOLVER FUNCTIONS
    //
 
    // Override/implement solver system functions of ChPhysicsItem
    // (to assemble/manage data for system solver)

    virtual void VariablesFbReset() override;

    virtual void VariablesFbLoadForces(double factor = 1) override;

    virtual void VariablesQbLoadSpeed() override;

    virtual void VariablesFbIncrementMq() override;

    virtual void VariablesQbSetSpeed(double step = 0) override;

    virtual void VariablesQbIncrementPosition(double step) override;

    virtual void InjectVariables(ChSystemDescriptor& mdescriptor) override;
 
  };
 
}  // end namespace chrono
 
chrono::ChBodyAddedMass * newChBodyAddedMass();
 
#endif