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

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

Inheritance diagram for ContactOps::OpConstrainBoundaryLhs_dTractionImpl< DIM, GAUSS, AssemblyBoundaryEleOp >:
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Collaboration diagram for ContactOps::OpConstrainBoundaryLhs_dTractionImpl< DIM, GAUSS, AssemblyBoundaryEleOp >:
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Public Member Functions

 OpConstrainBoundaryLhs_dTractionImpl (const std::string row_field_name, const std::string col_field_name, boost::shared_ptr< CommonData > common_data_ptr, bool is_axisymmetric=false)
 
MoFEMErrorCode iNtegrate (EntitiesFieldData::EntData &row_data, EntitiesFieldData::EntData &col_data)
 

Public Attributes

SurfaceDistanceFunction surfaceDistanceFunction = surface_distance_function
 
GradSurfaceDistanceFunction gradSurfaceDistanceFunction
 

Private Attributes

boost::shared_ptr< CommonDatacommonDataPtr
 
bool isAxisymmetric
 

Detailed Description

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

Definition at line 531 of file ContactOps.hpp.

Constructor & Destructor Documentation

◆ OpConstrainBoundaryLhs_dTractionImpl()

template<int DIM, typename AssemblyBoundaryEleOp >
ContactOps::OpConstrainBoundaryLhs_dTractionImpl< DIM, GAUSS, AssemblyBoundaryEleOp >::OpConstrainBoundaryLhs_dTractionImpl ( const std::string row_field_name,
const std::string col_field_name,
boost::shared_ptr< CommonData > common_data_ptr,
bool is_axisymmetric = false )

Definition at line 1074 of file ContactOps.hpp.

1078 : AssemblyBoundaryEleOp(row_field_name, col_field_name,
1079 AssemblyBoundaryEleOp::OPROWCOL),
1080 commonDataPtr(common_data_ptr), isAxisymmetric(is_axisymmetric) {
1081 AssemblyBoundaryEleOp::sYmm = false;
1082}
PetscBool is_axisymmetric
Definition contact.cpp:93
FormsIntegrators< BoundaryEleOp >::Assembly< A >::OpBase AssemblyBoundaryEleOp

Member Function Documentation

◆ iNtegrate()

template<int DIM, typename AssemblyBoundaryEleOp >
MoFEMErrorCode ContactOps::OpConstrainBoundaryLhs_dTractionImpl< DIM, GAUSS, AssemblyBoundaryEleOp >::iNtegrate ( EntitiesFieldData::EntData & row_data,
EntitiesFieldData::EntData & col_data )

Definition at line 1086 of file ContactOps.hpp.

1088 {
1090
1091 FTensor::Index<'i', DIM> i;
1092 FTensor::Index<'j', DIM> j;
1093 FTensor::Index<'k', DIM> k;
1094
1095 const size_t nb_gauss_pts = AssemblyBoundaryEleOp::getGaussPts().size2();
1096 auto &locMat = AssemblyBoundaryEleOp::locMat;
1097
1098 auto t_normal_at_pts = AssemblyBoundaryEleOp::getFTensor1NormalsAtGaussPts();
1099 auto t_traction = getFTensor1FromMat<DIM>(commonDataPtr->contactTraction);
1100 auto t_coords = AssemblyBoundaryEleOp::getFTensor1CoordsAtGaussPts();
1101
1102 auto t_w = AssemblyBoundaryEleOp::getFTensor0IntegrationWeight();
1103 auto t_row_base = row_data.getFTensor1N<3>();
1104 size_t nb_face_functions = row_data.getN().size2() / 3;
1105
1106 auto m_spatial_coords = get_spatial_coords(
1107 BoundaryEleOp::getFTensor1CoordsAtGaussPts(),
1108 getFTensor1FromMat<DIM>(commonDataPtr->contactDisp), nb_gauss_pts);
1109 auto m_normals_at_pts = get_normalize_normals(
1110 BoundaryEleOp::getFTensor1NormalsAtGaussPts(), nb_gauss_pts);
1111
1112 auto t_normal = getFTensor1FromMat<3>(m_normals_at_pts);
1113
1114 auto ts_time = AssemblyBoundaryEleOp::getTStime();
1115 auto ts_time_step = AssemblyBoundaryEleOp::getTStimeStep();
1116
1117 // placeholder to pass boundary block id to python
1118 int block_id = 0;
1119
1120 auto v_sdf =
1121 surfaceDistanceFunction(ts_time_step, ts_time, nb_gauss_pts,
1122 m_spatial_coords, m_normals_at_pts, block_id);
1123
1124 auto m_grad_sdf =
1125 gradSurfaceDistanceFunction(ts_time_step, ts_time, nb_gauss_pts,
1126 m_spatial_coords, m_normals_at_pts, block_id);
1127
1128 auto t_sdf = getFTensor0FromVec(v_sdf);
1129 auto t_grad_sdf = getFTensor1FromMat<3>(m_grad_sdf);
1130
1131 for (size_t gg = 0; gg != nb_gauss_pts; ++gg) {
1132
1133 double jacobian = 1.;
1134 if (isAxisymmetric) {
1135 jacobian = 2. * M_PI * t_coords(0);
1136 }
1137 const double alpha = t_w * jacobian * AssemblyBoundaryEleOp::getMeasure();
1138
1139 auto tn = -t_traction(i) * t_grad_sdf(i);
1140 auto c = constrain(t_sdf, tn);
1141
1143 t_cP(i, j) = (c * t_grad_sdf(i)) * t_grad_sdf(j);
1145 t_cQ(i, j) = kronecker_delta(i, j) - t_cP(i, j);
1146
1148 t_res_dt(i, j) = -cn_contact * t_cQ(i, j);
1149
1150 size_t rr = 0;
1151 for (; rr != AssemblyBoundaryEleOp::nbRows / DIM; ++rr) {
1152
1153 auto t_mat = getFTensor2FromArray<DIM, DIM, DIM>(locMat, DIM * rr);
1154 const double row_base = t_row_base(i) * t_normal(i);
1155
1156 auto t_col_base = col_data.getFTensor1N<3>(gg, 0);
1157 for (size_t cc = 0; cc != AssemblyBoundaryEleOp::nbCols / DIM; ++cc) {
1158 const double col_base = t_col_base(i) * t_normal(i);
1159 const double beta = alpha * row_base * col_base;
1160
1161 t_mat(i, j) -= beta * t_res_dt(i, j);
1162
1163 ++t_col_base;
1164 ++t_mat;
1165 }
1166
1167 ++t_row_base;
1168 }
1169 for (; rr < nb_face_functions; ++rr)
1170 ++t_row_base;
1171
1172 ++t_traction;
1173 ++t_coords;
1174 ++t_w;
1175 ++t_normal;
1176 ++t_sdf;
1177 ++t_grad_sdf;
1178 }
1179
1181}
#define MoFEMFunctionBegin
First executable line of each MoFEM function, used for error handling. Final line of MoFEM functions ...
#define MoFEMFunctionReturn(a)
Last executable line of each PETSc function used for error handling. Replaces return()
FTensor::Index< 'i', SPACE_DIM > i
const double c
speed of light (cm/ns)
FTensor::Index< 'j', 3 > j
FTensor::Index< 'k', 3 > k
auto get_normalize_normals(FTensor::Tensor1< T1, DIM1 > &&t_normal_at_pts, size_t nb_gauss_pts)
double cn_contact
Definition contact.cpp:99
auto get_spatial_coords(FTensor::Tensor1< T1, DIM1 > &&t_coords, FTensor::Tensor1< T2, DIM2 > &&t_disp, size_t nb_gauss_pts)
double constrain(double sdf, double tn)
constrain function
Tensor2_Expr< Kronecker_Delta< T >, T, Dim0, Dim1, i, j > kronecker_delta(const Index< i, Dim0 > &, const Index< j, Dim1 > &)
Rank 2.

Member Data Documentation

◆ commonDataPtr

template<int DIM, typename AssemblyBoundaryEleOp >
boost::shared_ptr<CommonData> ContactOps::OpConstrainBoundaryLhs_dTractionImpl< DIM, GAUSS, AssemblyBoundaryEleOp >::commonDataPtr
private

Definition at line 545 of file ContactOps.hpp.

◆ gradSurfaceDistanceFunction

template<int DIM, typename AssemblyBoundaryEleOp >
GradSurfaceDistanceFunction ContactOps::OpConstrainBoundaryLhs_dTractionImpl< DIM, GAUSS, AssemblyBoundaryEleOp >::gradSurfaceDistanceFunction
Initial value:
=
MatrixDouble grad_surface_distance_function(double delta_t, double t, int nb_gauss_pts, MatrixDouble &m_spatial_coords, MatrixDouble &m_normals_at_pts, int block_id)

Definition at line 541 of file ContactOps.hpp.

◆ isAxisymmetric

template<int DIM, typename AssemblyBoundaryEleOp >
bool ContactOps::OpConstrainBoundaryLhs_dTractionImpl< DIM, GAUSS, AssemblyBoundaryEleOp >::isAxisymmetric
private

Definition at line 546 of file ContactOps.hpp.

◆ surfaceDistanceFunction

Definition at line 540 of file ContactOps.hpp.


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