gmpMaterialElastic.h

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/************************************************************************
**
** Copyright (C) 2014 by Carlos Augusto Teixera Mendes
** All rights reserved.
**
** This file is part of the "GeMA" software. It's use should respect
** the terms in the license agreement that can be found together 
** with this source code.
** It is provided AS IS, with NO WARRANTY OF ANY KIND, 
** INCLUDING THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR 
** A PARTICULAR PURPOSE.
**
************************************************************************/

#ifndef _GEMA_PLUGIN_MECHANICALMATERIAL_ELASTIC_H_
#define _GEMA_PLUGIN_MECHANICALMATERIAL_ELASTIC_H_

#include "gmpMechanicalConfig.h"
#include "gmpFemPhysics.h"
#include "gmMathUtils.h"

#include "gmpMechanicalMaterial.h"
#include "gmpMechanicPoint.h"

class GMP_MECHANICAL_PHYSICS_API_EXPORT GmpMechanicalMaterialElastic : public GmpMechanicalMaterial
{
protected:
  enum ElementPropertyIds
  {
    E_ID,         
    NU_ID,        
    DM_ID,        
    K0_ID,        

    // --- NO ADDING BELOW THIS LINE
    NUM_PROPERTY_IDS,  
  };

public:

  GmpMechanicalMaterialElastic(int typeIndex, QString typeName, const GmLogCategory& logger)
    : GmpMechanicalMaterial(typeIndex, typeName, logger) {}

  virtual ~GmpMechanicalMaterialElastic() {}

  static GmpFemPhysicsCommonMaterial* instance(GmSimulationData* simulation, int typeIndex, QString typeName, const GmLogCategory& logger)
  {
    Q_UNUSED(simulation);
    return new GmpMechanicalMaterialElastic(typeIndex, typeName, logger);
  }

  // Returns a map with material associated properties. 
  virtual const QVariantMap* materialMetaDataMap();

  // Checks material loaded data. 
  virtual bool checkLoadedData(const GmElement* e) const;

  // Returns the stresses according to the material behavior adopted
  virtual bool mechanicalConstitutiveModel(const GmElement* e, GmMatrix& Dep, const GmpMechanicPoint* mp, const GmVector* coord, const GmVector& Time, unsigned nc, bool ips) const;

  // Returns the constitutive tangent matrix
  virtual void tangentModulus(const GmElement* e, GmMatrix& Dep, const GmpMechanicPoint* mp, const GmVector* coord, unsigned nc, unsigned ips) const;

  virtual bool isIsotropic() const { return true; }

  virtual double elasticModulus(const GmElement* e, const GmVector* coord, int ip) const
  {
    S_TRACE();
    GmCellAccessor* eAcc = propertyAc(E_ID);
    if (eAcc == NULL)
    {
      return 0.0;
    }
    return propertyAc(E_ID)->scalarValueAt(e, coord, ip);
  }

  virtual double poissonRatio(const GmElement* e, const GmVector* coord, int ip) const
  {
    S_TRACE();
    GmCellAccessor* nuAcc = propertyAc(NU_ID);
    if (nuAcc == NULL)
    {
      return 0.0;
    }
    return nuAcc->scalarValueAt(e, coord, ip);
  }

  virtual void stiffness(const GmElement*, unsigned, GmMatrix&, const GmVector*, unsigned, int) const;
  virtual void flexibility(const GmElement*, unsigned, GmMatrix&, const GmVector*, unsigned, int) const;

  double bulkModulus(const GmElement* e, const GmVector* coord, int ip) const
  {
    return GmpMechanicUtils::bulkModulus(elasticModulus(e, coord, ip), poissonRatio(e, coord, ip));
  }

  double shearModulus(const GmElement* e, const GmVector* coord, int ip) const
  {
    return GmpMechanicUtils::shearModulus(elasticModulus(e, coord, ip), poissonRatio(e, coord, ip));
  }

  double lameModulus(const GmElement* e, const GmVector* coord, int ip) const
  {
    return GmpMechanicUtils::lameModulus(elasticModulus(e, coord, ip), poissonRatio(e, coord, ip));
  }

  virtual void spatialc(const GmMatrix& C, const GmMatrix& F, GmMatrix& c, int d) const;
};

#endif