ContactOps::OpConstrainBoundaryRhsImpl< DIM, GAUSS, AssemblyBoundaryEleOp > Struct Template Reference

#include "tutorials/adv-1/src/ContactOps.hpp"

Inheritance diagram for ContactOps::OpConstrainBoundaryRhsImpl< DIM, GAUSS, AssemblyBoundaryEleOp >:

Collaboration diagram for ContactOps::OpConstrainBoundaryRhsImpl< DIM, GAUSS, AssemblyBoundaryEleOp >:

Public Member Functions
	OpConstrainBoundaryRhsImpl (const std::string field_name, boost::shared_ptr< CommonData > common_data_ptr, bool is_axisymmetric=false)
MoFEMErrorCode	iNtegrate (EntitiesFieldData::EntData &data)

Public Attributes
SurfaceDistanceFunction	surfaceDistanceFunction = surface_distance_function
GradSurfaceDistanceFunction	gradSurfaceDistanceFunction

Private Attributes
boost::shared_ptr< CommonData >	commonDataPtr
bool	isAxisymmetric

Detailed Description

template<int DIM, typename AssemblyBoundaryEleOp>
struct ContactOps::OpConstrainBoundaryRhsImpl< DIM, GAUSS, AssemblyBoundaryEleOp >

Definition at line 494 of file ContactOps.hpp.

Constructor & Destructor Documentation

OpConstrainBoundaryRhsImpl()

template<int DIM, typename AssemblyBoundaryEleOp >

ContactOps::OpConstrainBoundaryRhsImpl< DIM, GAUSS, AssemblyBoundaryEleOp >::OpConstrainBoundaryRhsImpl	(	const std::string	field_name,
		boost::shared_ptr< CommonData >	common_data_ptr,
		bool	is_axisymmetric = false )

Definition at line 839 of file ContactOps.hpp.

    : AssemblyBoundaryEleOp(field_name, field_name,
                            AssemblyBoundaryEleOp::OPROW),
      commonDataPtr(common_data_ptr), isAxisymmetric(is_axisymmetric) {}

Member Function Documentation

iNtegrate()

template<int DIM, typename AssemblyBoundaryEleOp >

MoFEMErrorCode ContactOps::OpConstrainBoundaryRhsImpl< DIM, GAUSS, AssemblyBoundaryEleOp >::iNtegrate

(

EntitiesFieldData::EntData &

data

)

Examples

ContactOps.hpp.

Definition at line 849 of file ContactOps.hpp.

                                    {
  MoFEMFunctionBegin;
 
  FTensor::Index<'i', DIM> i;
  FTensor::Index<'j', DIM> j;
  FTensor::Index<'k', DIM> k;
  FTensor::Index<'l', DIM> l;
 
  const size_t nb_gauss_pts = AssemblyBoundaryEleOp::getGaussPts().size2();
 
  auto &nf = AssemblyBoundaryEleOp::locF;
 
  auto t_normal_at_pts = AssemblyBoundaryEleOp::getFTensor1NormalsAtGaussPts();
 
  auto t_w = AssemblyBoundaryEleOp::getFTensor0IntegrationWeight();
  auto t_disp = getFTensor1FromMat<DIM>(commonDataPtr->contactDisp);
  auto t_traction = getFTensor1FromMat<DIM>(commonDataPtr->contactTraction);
  auto t_coords = AssemblyBoundaryEleOp::getFTensor1CoordsAtGaussPts();
 
  size_t nb_base_functions = data.getN().size2() / 3;
  auto t_base = data.getFTensor1N<3>();
 
  auto m_spatial_coords = get_spatial_coords(
      BoundaryEleOp::getFTensor1CoordsAtGaussPts(),
      getFTensor1FromMat<DIM>(commonDataPtr->contactDisp), nb_gauss_pts);
  auto m_normals_at_pts = get_normalize_normals(
      BoundaryEleOp::getFTensor1NormalsAtGaussPts(), nb_gauss_pts);
 
  auto t_normal = getFTensor1FromMat<3>(m_normals_at_pts);
 
  auto ts_time = AssemblyBoundaryEleOp::getTStime();
  auto ts_time_step = AssemblyBoundaryEleOp::getTStimeStep();
 
  // placeholder to pass boundary block id to python
  int block_id = 0;
 
  auto v_sdf =
      surfaceDistanceFunction(ts_time_step, ts_time, nb_gauss_pts,
                              m_spatial_coords, m_normals_at_pts, block_id);
 
  auto m_grad_sdf =
      gradSurfaceDistanceFunction(ts_time_step, ts_time, nb_gauss_pts,
                                  m_spatial_coords, m_normals_at_pts, block_id);
 
  auto t_sdf = getFTensor0FromVec(v_sdf);
  auto t_grad_sdf = getFTensor1FromMat<3>(m_grad_sdf);
 
  for (size_t gg = 0; gg != nb_gauss_pts; ++gg) {
 
    auto t_nf = getFTensor1FromPtr<DIM>(&nf[0]);
 
    double jacobian = 1.;
    if (isAxisymmetric) {
      jacobian = 2. * M_PI * t_coords(0);
    }
    const double alpha = t_w * jacobian * AssemblyBoundaryEleOp::getMeasure();
 
    auto tn = -t_traction(i) * t_grad_sdf(i);
    auto c = constrain(t_sdf, tn);
 
    FTensor::Tensor2<double, DIM, DIM> t_cP;
    t_cP(i, j) = (c * t_grad_sdf(i)) * t_grad_sdf(j);
    FTensor::Tensor2<double, DIM, DIM> t_cQ;
    t_cQ(i, j) = kronecker_delta(i, j) - t_cP(i, j);
 
    FTensor::Tensor1<double, DIM> t_rhs;
    t_rhs(i) =
 
        t_cQ(i, j) * (t_disp(j) - cn_contact * t_traction(j))
 
        +
 
        t_cP(i, j) * t_disp(j) +
        c * (t_sdf * t_grad_sdf(i)); // add gap0 displacements
 
    size_t bb = 0;
    for (; bb != AssemblyBoundaryEleOp::nbRows / DIM; ++bb) {
      const double beta = alpha * (t_base(i) * t_normal(i));
      t_nf(i) -= beta * t_rhs(i);
 
      ++t_nf;
      ++t_base;
    }
    for (; bb < nb_base_functions; ++bb)
      ++t_base;
 
    ++t_disp;
    ++t_traction;
    ++t_coords;
    ++t_w;
    ++t_normal;
    ++t_sdf;
    ++t_grad_sdf;
  }
 
  MoFEMFunctionReturn(0);
}

Member Data Documentation

commonDataPtr

template<int DIM, typename AssemblyBoundaryEleOp >

boost::shared_ptr<CommonData> ContactOps::OpConstrainBoundaryRhsImpl< DIM, GAUSS, AssemblyBoundaryEleOp >::commonDataPtr

private

Definition at line 506 of file ContactOps.hpp.

gradSurfaceDistanceFunction

template<int DIM, typename AssemblyBoundaryEleOp >

GradSurfaceDistanceFunction ContactOps::OpConstrainBoundaryRhsImpl< DIM, GAUSS, AssemblyBoundaryEleOp >::gradSurfaceDistanceFunction

Initial value:

=
      grad_surface_distance_function

Definition at line 502 of file ContactOps.hpp.

isAxisymmetric

template<int DIM, typename AssemblyBoundaryEleOp >

bool ContactOps::OpConstrainBoundaryRhsImpl< DIM, GAUSS, AssemblyBoundaryEleOp >::isAxisymmetric

private

Definition at line 507 of file ContactOps.hpp.

surfaceDistanceFunction

template<int DIM, typename AssemblyBoundaryEleOp >

SurfaceDistanceFunction ContactOps::OpConstrainBoundaryRhsImpl< DIM, GAUSS, AssemblyBoundaryEleOp >::surfaceDistanceFunction = surface_distance_function

Definition at line 501 of file ContactOps.hpp.

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

• tutorials/adv-1/src/ContactOps.hpp