EshelbianPlasticity::OpConstrainBoundaryL2Rhs Struct Reference

#include <users_modules/eshelbian_plasticit/src/EshelbianContact.hpp>

Inheritance diagram for EshelbianPlasticity::OpConstrainBoundaryL2Rhs:

Collaboration diagram for EshelbianPlasticity::OpConstrainBoundaryL2Rhs:

Public Member Functions
	OpConstrainBoundaryL2Rhs (const std::string row_field_name, boost::shared_ptr< ContactOps::CommonData > common_data_ptr, boost::shared_ptr< ContactTree > contact_tree_ptr, boost::shared_ptr< std::map< int, Range >> sdf_map_range_ptr=nullptr)
MoFEMErrorCode	iNtegrate (EntitiesFieldData::EntData &row_data)

Private Attributes
boost::shared_ptr< ContactOps::CommonData >	commonDataPtr
boost::shared_ptr< ContactTree >	contactTreePtr
boost::shared_ptr< std::map< int, Range > >	sdfMapRangePtr

Detailed Description

Examples

EshelbianPlasticity.cpp.

Definition at line 118 of file EshelbianContact.hpp.

Constructor & Destructor Documentation

OpConstrainBoundaryL2Rhs()

EshelbianPlasticity::OpConstrainBoundaryL2Rhs::OpConstrainBoundaryL2Rhs	(	const std::string	row_field_name,
		boost::shared_ptr< ContactOps::CommonData >	common_data_ptr,
		boost::shared_ptr< ContactTree >	contact_tree_ptr,
		boost::shared_ptr< std::map< int, Range >>	sdf_map_range_ptr = nullptr
	)

Definition at line 305 of file EshelbianContact.cpp.

    : ContactOps::AssemblyBoundaryEleOp(row_field_name, row_field_name,
                                        ContactOps::BoundaryEleOp::OPROW),
      commonDataPtr(common_data_ptr), contactTreePtr(contact_tree_ptr),
      sdfMapRangePtr(sdf_map_range_ptr) {
  CHK_THROW_MESSAGE(PetscOptionsGetScalar(PETSC_NULL, "", "-cn",
                                          &ContactOps::cn_contact, PETSC_NULL),
                    "get cn failed");
  ContactOps::alpha_contact_const = 1. / ContactOps::cn_contact;
  CHK_THROW_MESSAGE(
      PetscOptionsGetScalar(PETSC_NULL, "", "-alpha_contact_const",
                            &ContactOps::alpha_contact_const, PETSC_NULL),
      "get alpha contact failed");
  CHK_THROW_MESSAGE(
      PetscOptionsGetScalar(PETSC_NULL, "", "-alpha_contact_quadratic",
                            &ContactOps::alpha_contact_quadratic, PETSC_NULL),
      "get alpha contact failed");
  CHK_THROW_MESSAGE(
      PetscOptionsGetScalar(PETSC_NULL, "", "-airplane_ray_distance",
                            &ContactOps::airplane_ray_distance, PETSC_NULL),
      "get alpha contact failed");
  
 
  MOFEM_LOG("EP", Sev::inform) << "cn " << ContactOps::cn_contact;
  MOFEM_LOG("EP", Sev::inform)
      << "alpha_contact_const " << ContactOps::alpha_contact_const;
  MOFEM_LOG("EP", Sev::inform)
      << "alpha_contact_quadratic " << ContactOps::alpha_contact_quadratic;
  MOFEM_LOG("EP", Sev::inform)
      << "airplane_ray_distance " << ContactOps::airplane_ray_distance;
}

Member Function Documentation

iNtegrate()

MoFEMErrorCode EshelbianPlasticity::OpConstrainBoundaryL2Rhs::iNtegrate

(

EntitiesFieldData::EntData &

row_data

)

Definition at line 342 of file EshelbianContact.cpp.

                                                                  {
  MoFEMFunctionBegin;
 
  FTensor::Index<'i', 3> i;
  FTensor::Index<'j', 3> j;
  FTensor::Index<'k', 3> k;
  FTensor::Index<'l', 3> l;
 
  const size_t nb_gauss_pts = getGaussPts().size2();
 
#ifndef NDEBUG
  if (commonDataPtr->contactDisp.size2() != nb_gauss_pts) {
    SETERRQ2(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
             "Wrong number of integration pts %d != %d",
             commonDataPtr->contactDisp.size2(), nb_gauss_pts);
  }
#endif // !NDEBUG
 
  auto &nf = locF;
  locF.clear();
 
  auto t_w = getFTensor0IntegrationWeight();
  auto t_coords = getFTensor1CoordsAtGaussPts();
  auto t_disp = getFTensor1FromMat<3>(commonDataPtr->contactDisp);
  auto t_traction = getFTensor1FromMat<3>(commonDataPtr->contactTraction);
 
  // placeholder to pass boundary block id to python. default SDF is set on
  // block = -1, one can choose different block by making block "CONTACT_SDF",
  // then specific SDF can be set to that block.
  auto [block_id, m_normals_at_pts, v_sdf, m_grad_sdf, m_hess_sdf] =
      getSdf(this, commonDataPtr->contactDisp,
             checkSdf(getFEEntityHandle(), *sdfMapRangePtr), false);
 
  auto t_sdf_v = getFTensor0FromVec(v_sdf);
  auto t_grad_sdf_v = getFTensor1FromMat<3>(m_grad_sdf);
  auto t_normalize_normal = getFTensor1FromMat<3>(m_normals_at_pts);
 
  auto next = [&]() {
    ++t_w;
    ++t_coords;
    ++t_disp;
    ++t_traction;
    ++t_normalize_normal;
    ++t_sdf_v;
    ++t_grad_sdf_v;
  };
 
  auto face_data_vec_ptr =
      contactTreePtr->findFaceDataVecPtr(getFEEntityHandle());
  auto face_gauss_pts_it = face_data_vec_ptr->begin();
 
  auto nb_base_functions = data.getN().size2();
  auto t_base = data.getFTensor0N();
  for (auto gg = 0; gg != nb_gauss_pts; ++gg) {
 
    FTensor::Tensor1<double, 3> t_rhs;
    auto face_data_ptr = contactTreePtr->getFaceDataPtr(face_gauss_pts_it, gg,
                                                        face_data_vec_ptr);
 
    auto check_face_contact = [&]() {
      if (face_data_ptr) {
        return true;
      }
      return false;
    };
 
#ifdef PYTHON_SDF
    auto tn = t_traction(i) * t_grad_sdf_v(i);
    auto c = ContactOps::constrain(t_sdf_v, tn);
#else
    constexpr double c = 0;
#endif
 
    if (!c && check_face_contact()) {
      FTensor::Tensor1<double, 3> t_spatial_coords;
      t_spatial_coords(i) = t_coords(i) + t_disp(i);
      auto t_rhs_tmp = multiPointRhs(face_data_ptr, t_coords, t_spatial_coords,
                                     t_traction, MultiPointRhsType::U, true);
      t_rhs(i) = t_rhs_tmp(i);
 
    } else {
 
#ifdef PYTHON_SDF
      auto inv_cn = ContactOps::alpha_contact_const;
 
      FTensor::Tensor2<double, 3, 3> t_cP, t_cQ;
      t_cP(i, j) = (c * t_grad_sdf_v(i)) * t_grad_sdf_v(j);
      t_cQ(i, j) = kronecker_delta(i, j) - t_cP(i, j);
      t_rhs(i) =
          t_cQ(i, j) * t_traction(j) + (c * inv_cn * t_sdf_v) * t_grad_sdf_v(i);
#else
      t_rhs(i) = t_traction(i);
#endif
    }
 
    auto t_nf = getFTensor1FromPtr<3>(&nf[0]);
    const double alpha = t_w * getMeasure();
 
    size_t bb = 0;
    for (; bb != nbRows / 3; ++bb) {
      const double beta = alpha * t_base;
      t_nf(i) += beta * t_rhs(i);
      ++t_nf;
      ++t_base;
    }
    for (; bb < nb_base_functions; ++bb)
      ++t_base;
 
    next();
  }
 
  MoFEMFunctionReturn(0);
}

Member Data Documentation

commonDataPtr

boost::shared_ptr<ContactOps::CommonData> EshelbianPlasticity::OpConstrainBoundaryL2Rhs::commonDataPtr

private

Definition at line 128 of file EshelbianContact.hpp.

contactTreePtr

boost::shared_ptr<ContactTree> EshelbianPlasticity::OpConstrainBoundaryL2Rhs::contactTreePtr

private

Definition at line 129 of file EshelbianContact.hpp.

sdfMapRangePtr

boost::shared_ptr<std::map<int, Range> > EshelbianPlasticity::OpConstrainBoundaryL2Rhs::sdfMapRangePtr

private

Definition at line 130 of file EshelbianContact.hpp.

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

• users_modules/eshelbian_plasticit/src/EshelbianContact.hpp
• users_modules/eshelbian_plasticit/src/impl/EshelbianContact.cpp