1005 {
1007
1014
1015 auto nb_integration_pts =
stressPtr->size2();
1016#ifndef NDEBUG
1017 if (nb_integration_pts != getGaussPts().size2()) {
1019 "inconsistent number of integration points");
1020 }
1021#endif
1022
1023 auto get_D = [&]() {
1026
1027 if (b.blockEnts.find(getFEEntityHandle()) != b.blockEnts.end()) {
1029 dataAtPts->lambda = b.bulkModulusK - 2 * b.shearModulusG / 3;
1032 dataAtPts->getMatDeviatorDPtr(), b.bulkModulusK, b.shearModulusG);
1034 b.bulkModulusK, b.shearModulusG);
1036 }
1037 }
1038
1041
1044
1047
1054 };
1055
1057
1059 auto t_strain = getFTensor2SymmetricFromMat<3>(*
strainPtr);
1060 auto t_stress = getFTensor2FromMat<SPACE_DIM, SPACE_DIM>(*
stressPtr);
1061 auto t_inv_D = getFTensor4DdgFromPtr<SPACE_DIM, SPACE_DIM, 0>(
1063#ifndef NDEBUG
1064 auto t_D = getFTensor4DdgFromPtr<SPACE_DIM, SPACE_DIM, 0>(
1066#endif
1067
1071
1072
1073
1074 for (auto gg = 0; gg != nb_integration_pts; ++gg) {
1075 t_strain(
i,
j) = t_inv_D(
i,
j,
k,
l) * t_stress(
k,
l);
1076
1077#ifndef NDEBUG
1079 t_stress_symm_debug(
i,
j) = (t_stress(
i,
j) || t_stress(
j,
i)) / 2;
1081 t_stress_symm_debug_diff(
i,
j) =
1082 t_D(
i,
j,
k,
l) * t_strain(
k,
l) - t_stress_symm_debug(
i,
j);
1083 double nrm =
1084 t_stress_symm_debug_diff(
i,
j) * t_stress_symm_debug_diff(
i,
j);
1085 double nrm0 = t_stress_symm_debug(
i,
j) * t_stress_symm_debug(
i,
j) +
1086 std::numeric_limits<double>::epsilon();
1087 constexpr double eps = 1e-10;
1088 if (std::fabs(std::sqrt(nrm / nrm0)) >
eps) {
1090 << "Stress symmetry check failed: " << std::endl
1091 << t_stress_symm_debug_diff << std::endl
1092 << t_stress;
1094 "Norm is too big: " + std::to_string(nrm / nrm0));
1095 }
1096 ++t_D;
1097#endif
1098
1099 ++t_strain;
1100 ++t_stress;
1101 ++t_inv_D;
1102 }
1103
1105}
#define FTENSOR_INDEX(DIM, I)
Kronecker Delta class symmetric.
#define CHK_THROW_MESSAGE(err, msg)
Check and throw MoFEM exception.
#define MoFEMFunctionReturnHot(a)
Last executable line of each PETSc function used for error handling. Replaces return()
#define MoFEMFunctionBegin
First executable line of each MoFEM function, used for error handling. Final line of MoFEM functions ...
@ MOFEM_DATA_INCONSISTENCY
#define MoFEMFunctionReturn(a)
Last executable line of each PETSc function used for error handling. Replaces return()
#define CHKERR
Inline error check.
#define MOFEM_LOG(channel, severity)
Log.
FTensor::Index< 'i', SPACE_DIM > i
const double n
refractive index of diffusive medium
FTensor::Index< 'l', 3 > l
FTensor::Index< 'j', 3 > j
FTensor::Index< 'k', 3 > k
static constexpr auto size_symm
FTensor::Index< 'm', 3 > m