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energy_split.hh
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Sat, Jan 11, 07:56

energy_split.hh
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/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "aka_types.hh"
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_ENERGY_SPLIT_HH_
#define AKANTU_ENERGY_SPLIT_HH_
/* -------------------------------------------------------------------------- */
namespace akantu {
class EnergySplit {
public:
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
EnergySplit(Real E, Real nu, bool plane_stress = false);
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
// compute strain energy density on quad
virtual void computePhiOnQuad(const Matrix<Real> & strain_quad,
Real & phi_quad) {
AKANTU_TO_IMPLEMENT();
}
// compute stress on quad
virtual void computeSigmaOnQuad(const Matrix<Real> & strain_quad,
const Real & sigma_th,
Matrix<Real> & sigma_plus,
Matrix<Real> & sigma_minus) {
AKANTU_TO_IMPLEMENT();
}
// compute tangent moduli coefficients on quad
virtual void computeTangentCoefsOnQuad(const Matrix<Real> & strain_quad,
const Real & g_d,
Matrix<Real> & tangent) {
AKANTU_TO_IMPLEMENT();
}
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// Young's modulus
Real E{0.};
/// Poisson ratio
Real nu{0.};
/// Finite deformation
bool plane_stress{false};
/// Lame's first parameter
Real lambda{0.};
/// Lame's second paramter
Real mu{0.};
};
} // namespace akantu
#endif

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