ContinuumMechanicsProblemDefinition.hpp

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#ifndef CONTINUUMMECHANICSPROBLEMDEFINITION_HPP_
#define CONTINUUMMECHANICSPROBLEMDEFINITION_HPP_
 
#include "AbstractTetrahedralMesh.hpp"
#include "UblasCustomFunctions.hpp"
#include "AbstractIncompressibleMaterialLaw.hpp"
#include "AbstractCompressibleMaterialLaw.hpp"
#include "CompressibilityType.hpp"
 
 
typedef enum BodyForceType_
{
    CONSTANT_BODY_FORCE,
    FUNCTIONAL_BODY_FORCE
} BodyForceType;
 
typedef enum TractionBoundaryConditionType_
{
    NO_TRACTIONS,
    ELEMENTWISE_TRACTION,
    FUNCTIONAL_TRACTION,
    PRESSURE_ON_DEFORMED,
    FUNCTIONAL_PRESSURE_ON_DEFORMED
} TractionBoundaryConditionType;
 
 
template<unsigned DIM>
class ContinuumMechanicsProblemDefinition
{
public:
    static const double FREE; // set to DBL_MAX
 
protected:
    AbstractTetrahedralMesh<DIM,DIM>& mrMesh;
 
    double mDensity;
 
    // body force
 
    BodyForceType mBodyForceType;
 
    c_vector<double,DIM> mConstantBodyForce;
 
    c_vector<double,DIM> (*mpBodyForceFunction)(c_vector<double,DIM>& rX, double t);
 
    // tractions
 
    TractionBoundaryConditionType mTractionBoundaryConditionType;
 
    std::vector<BoundaryElement<DIM-1,DIM>*> mTractionBoundaryElements;
 
    std::vector<c_vector<double,DIM> > mElementwiseTractions;
 
    double mNormalPressure;
 
    double mOriginalNormalPressure;
 
    c_vector<double,DIM> (*mpTractionBoundaryConditionFunction)(c_vector<double,DIM>& rX, double t);
 
    double (*mpNormalPressureFunction)(double t);
 
 
    // Dirichlet boundary conditions
 
    std::vector<unsigned> mDirichletNodes;
 
    std::vector<c_vector<double,DIM> > mDirichletNodeValues;
 
    bool mVerboseDuringSolve;
 
public:
    ContinuumMechanicsProblemDefinition(AbstractTetrahedralMesh<DIM,DIM>& rMesh);
 
    virtual ~ContinuumMechanicsProblemDefinition()
    {
    }
 
    void SetDensity(double density);
 
    double GetDensity();
 
    void SetZeroDirichletNodes(std::vector<unsigned>& rZeroDirichletNodes);
 
    // No method here for setting non-zero Dirichlet BCs - these are in the subclasses..
 
    std::vector<unsigned>& rGetDirichletNodes();
 
    std::vector<c_vector<double,DIM> >& rGetDirichletNodeValues();
 
 
    void SetBodyForce(c_vector<double,DIM> bodyForce);
 
    void SetBodyForce(c_vector<double,DIM> (*pFunction)(c_vector<double,DIM>& rX, double t));
 
    c_vector<double,DIM> GetBodyForce(c_vector<double,DIM>& rX, double t = 0.0);
 
    BodyForceType GetBodyForceType();
 
    c_vector<double,DIM> GetConstantBodyForce();
 
    c_vector<double,DIM> EvaluateBodyForceFunction(c_vector<double,DIM>& rX, double t);
 
    TractionBoundaryConditionType GetTractionBoundaryConditionType();
 
    void SetTractionBoundaryConditions(std::vector<BoundaryElement<DIM-1,DIM>*>& rTractionBoundaryElements,
                                       std::vector<c_vector<double,DIM> >& rElementwiseTractions);
 
    void SetTractionBoundaryConditions(std::vector<BoundaryElement<DIM-1,DIM>*>& rTractionBoundaryElements,
                                       c_vector<double,DIM> (*pFunction)(c_vector<double,DIM>& rX, double t));
 
    void SetApplyNormalPressureOnDeformedSurface(std::vector<BoundaryElement<DIM-1,DIM>*>& rTractionBoundaryElements,
                                                 double normalPressure);
 
    void SetApplyNormalPressureOnDeformedSurface(std::vector<BoundaryElement<DIM-1,DIM>*>& rTractionBoundaryElements,
                                                 double (*pFunction)(double t));
 
    std::vector<BoundaryElement<DIM-1,DIM>*>& rGetTractionBoundaryElements();
 
    std::vector<c_vector<double,DIM> >& rGetElementwiseTractions();
 
    double GetNormalPressure();
 
    void SetPressureScaling(double scaleFactor);
 
    c_vector<double,DIM> EvaluateTractionFunction(c_vector<double,DIM>& rX, double t);
 
    double EvaluateNormalPressureFunction(double t);
 
 
    virtual void Validate();
 
    void SetVerboseDuringSolve(bool verboseDuringSolve = true)
    {
        mVerboseDuringSolve = verboseDuringSolve;
    }
 
    bool GetVerboseDuringSolve()
    {
        return mVerboseDuringSolve;
    }
};
 
#endif // CONTINUUMMECHANICSPROBLEMDEFINITION_HPP_