HenckyOps::OpHenckyTangentImpl< DIM, GAUSS, DomainEleOp, S > Struct Template Reference

[Op Hencky Tangent impl] More...

#include "tutorials/vec-2_nonlinear_elasticity/src/HenckyOps.hpp"

Inheritance diagram for HenckyOps::OpHenckyTangentImpl< DIM, GAUSS, DomainEleOp, S >:

Collaboration diagram for HenckyOps::OpHenckyTangentImpl< DIM, GAUSS, DomainEleOp, S >:

Public Member Functions
	OpHenckyTangentImpl (const std::string field_name, boost::shared_ptr< CommonData > common_data, boost::shared_ptr< MatrixDouble > mat_D_ptr=nullptr)
MoFEMErrorCode	doWork (int side, EntityType type, EntData &data)

Private Attributes
boost::shared_ptr< CommonData >	commonDataPtr
boost::shared_ptr< MatrixDouble >	matDPtr

Detailed Description

template<int DIM, typename DomainEleOp, int S>
struct HenckyOps::OpHenckyTangentImpl< DIM, GAUSS, DomainEleOp, S >

[Op Hencky Tangent impl]

Definition at line 503 of file HenckyOps.hpp.

Constructor & Destructor Documentation

OpHenckyTangentImpl()

template<int DIM, typename DomainEleOp , int S>

HenckyOps::OpHenckyTangentImpl< DIM, GAUSS, DomainEleOp, S >::OpHenckyTangentImpl ( const std::string  field_name, boost::shared_ptr< CommonData >  common_data, boost::shared_ptr< MatrixDouble >  mat_D_ptr = nullptr  )

inline

Definition at line 504 of file HenckyOps.hpp.

      : DomainEleOp(field_name, DomainEleOp::OPROW),
        commonDataPtr(common_data) {
    std::fill(&DomainEleOp::doEntities[MBEDGE],
              &DomainEleOp::doEntities[MBMAXTYPE], false);
    if (mat_D_ptr)
      matDPtr = mat_D_ptr;
    else
      matDPtr = commonDataPtr->matDPtr;
  }

Member Function Documentation

doWork()

template<int DIM, typename DomainEleOp , int S>

MoFEMErrorCode HenckyOps::OpHenckyTangentImpl< DIM, GAUSS, DomainEleOp, S >::doWork ( int  side, EntityType  type, EntData &  data  )

inline

Definition at line 517 of file HenckyOps.hpp.

                                                                  {
    MoFEMFunctionBegin;
 
    FTensor::Index<'i', DIM> i;
    FTensor::Index<'j', DIM> j;
    FTensor::Index<'k', DIM> k;
    FTensor::Index<'l', DIM> l;
    FTensor::Index<'m', DIM> m;
    FTensor::Index<'n', DIM> n;
    FTensor::Index<'o', DIM> o;
    FTensor::Index<'p', DIM> p;
 
    [[maybe_unused]] constexpr auto t_kd = FTensor::Kronecker_Delta<int>();
    // const size_t nb_gauss_pts = matGradPtr->size2();
    const size_t nb_gauss_pts = DomainEleOp::getGaussPts().size2();
    commonDataPtr->matTangent.resize(nb_gauss_pts, DIM * DIM * DIM * DIM);
    auto dP_dF =
        getFTensor4FromMat<DIM, DIM, DIM, DIM>(commonDataPtr->matTangent);
 
    auto t_D = getFTensor4DdgFromMat<DIM, DIM, S>(*matDPtr);
    auto t_eig_val = getFTensor1FromMat<DIM>(commonDataPtr->matEigVal);
    auto t_eig_vec = getFTensor2FromMat<DIM, DIM>(commonDataPtr->matEigVec);
    auto t_T = getFTensor2SymmetricFromMat<DIM>(commonDataPtr->matHenckyStress);
    auto t_S =
        getFTensor2SymmetricFromMat<DIM>(commonDataPtr->matSecondPiolaStress);
    auto t_grad = getFTensor2FromMat<DIM, DIM>(*(commonDataPtr->matGradPtr));
    auto t_logC_dC = getFTensor4DdgFromMat<DIM, DIM>(commonDataPtr->matLogCdC);
 
    for (size_t gg = 0; gg != nb_gauss_pts; ++gg) {
 
#ifdef HENCKY_SMALL_STRAIN
      dP_dF(i, j, k, l) = t_D(i, j, k, l);
#else
 
      FTensor::Tensor2<double, DIM, DIM> t_F;
      t_F(i, j) = t_grad(i, j) + t_kd(i, j);
 
      // rare case when two eigen values are equal
      auto nb_uniq = getUniqNb<DIM>(getVectorAdaptor(&t_eig_val(0), DIM),
                                    FTensor::Number<DIM>{});
      FTensor::Tensor4<double, DIM, DIM, DIM, DIM> dC_dF;
      dC_dF(i, j, k, l) = (t_kd(i, l) * t_F(k, j)) + (t_kd(j, l) * t_F(k, i));
 
      auto TL = EigenMatrix::getDiffDiffMat(t_eig_val, t_eig_vec, f, d_f, dd_f,
                                            t_T, nb_uniq);
      TL(i, j, k, l) *= 4;
      FTensor::Ddg<double, DIM, DIM> P_D_P_plus_TL;
      P_D_P_plus_TL(i, j, k, l) =
          TL(i, j, k, l) +
          (t_logC_dC(i, j, o, p) * t_D(o, p, m, n)) * t_logC_dC(m, n, k, l);
      P_D_P_plus_TL(i, j, k, l) *= 0.5;
      dP_dF(i, j, m, n) = t_kd(i, m) * (t_kd(k, n) * t_S(k, j));
      dP_dF(i, j, m, n) +=
          t_F(i, k) * (P_D_P_plus_TL(k, j, o, p) * dC_dF(o, p, m, n));
 
#endif
 
      ++dP_dF;
 
      ++t_grad;
      ++t_eig_val;
      ++t_eig_vec;
      ++t_logC_dC;
      ++t_S;
      ++t_T;
      ++t_D;
    }
 
    MoFEMFunctionReturn(0);
  }

Member Data Documentation

commonDataPtr

template<int DIM, typename DomainEleOp , int S>

boost::shared_ptr<CommonData> HenckyOps::OpHenckyTangentImpl< DIM, GAUSS, DomainEleOp, S >::commonDataPtr

private

Definition at line 589 of file HenckyOps.hpp.

matDPtr

template<int DIM, typename DomainEleOp , int S>

boost::shared_ptr<MatrixDouble> HenckyOps::OpHenckyTangentImpl< DIM, GAUSS, DomainEleOp, S >::matDPtr

private

Definition at line 590 of file HenckyOps.hpp.

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The documentation for this struct was generated from the following file:

• tutorials/vec-2_nonlinear_elasticity/src/HenckyOps.hpp