HenckyOps Namespace Reference

Classes
struct	CommonData
struct	OpCalculateEigenVals
struct	OpCalculateLogC
struct	OpCalculateLogC_dC
struct	OpCalculateHenckyStress
struct	OpCalculateHenckyPlasticStress
struct	OpCalculatePiolaStress
struct	OpHenckyTangent
struct	OpPostProcHencky

Functions
auto	is_eq (const double &a, const double &b)
template<int DIM>
auto	get_uniq_nb (double *ptr)
template<int DIM>
auto	sort_eigen_vals (FTensor::Tensor1< double, DIM > &eig, FTensor::Tensor2< double, DIM, DIM > &eigen_vec)

Variables
constexpr double	eps = std::numeric_limits<float>::epsilon()
auto	f = [](double v) { return 0.5 * std::log(static_cast<long double>(v)); }
auto	d_f = [](double v) { return 0.5 / static_cast<long double>(v); }
auto	dd_f

Function Documentation

get_uniq_nb()

template<int DIM>

auto HenckyOps::get_uniq_nb

(

double *

ptr

)

Definition at line 29 of file HenckyOps.hpp.

                                                        {
  std::array<double, DIM> tmp;
  std::copy(ptr, &ptr[DIM], tmp.begin());
  std::sort(tmp.begin(), tmp.end());
  return std::distance(tmp.begin(), std::unique(tmp.begin(), tmp.end(), is_eq));
};

is_eq()

auto HenckyOps::is_eq	(	const double &	a,
		const double &	b
	)

Definition at line 25 of file HenckyOps.hpp.

                                                    {
  return std::abs(a - b) < eps;
};

sort_eigen_vals()

template<int DIM>

auto HenckyOps::sort_eigen_vals	(	FTensor::Tensor1< double, DIM > &	eig,
		FTensor::Tensor2< double, DIM, DIM > &	eigen_vec
	)

Definition at line 37 of file HenckyOps.hpp.

                                                                         {
   std::array<std::pair<double, size_t>, DIM> tmp;
  auto is_eq_pair = [](const auto &a, const auto &b) {
    return a.first < b.first;
  };
 
  for (size_t i = 0; i != DIM; ++i)
    tmp[i] = std::make_pair(eig(i), i);
  std::sort(tmp.begin(), tmp.end(), is_eq_pair);
 
  int i, j, k;
  if (is_eq_pair(tmp[0], tmp[1])) {
    i = tmp[0].second;
    j = tmp[2].second;
    k = tmp[1].second;
  } else {
    i = tmp[0].second;
    j = tmp[1].second;
    k = tmp[2].second;
  }
 
  FTensor::Tensor2<double, 3, 3> eigen_vec_c{
      eigen_vec(i, 0), eigen_vec(i, 1), eigen_vec(i, 2),
 
      eigen_vec(j, 0), eigen_vec(j, 1), eigen_vec(j, 2),
 
      eigen_vec(k, 0), eigen_vec(k, 1), eigen_vec(k, 2)};
 
  FTensor::Tensor1<double, 3> eig_c{eig(i), eig(j), eig(k)};
 
  {
    FTensor::Index<'i', DIM> i;
    FTensor::Index<'j', DIM> j;
    eig(i) = eig_c(i);
    eigen_vec(i, j) = eigen_vec_c(i, j);
  }
};

Variable Documentation

d_f

auto HenckyOps::d_f = [](double v) { return 0.5 / static_cast<long double>(v); }

Examples

matrix_function.cpp.

Definition at line 20 of file HenckyOps.hpp.

dd_f

auto HenckyOps::dd_f

Initial value:

= [](double v) {
  return -0.5 / (static_cast<long double>(v) * static_cast<long double>(v));
}

Examples

matrix_function.cpp.

Definition at line 21 of file HenckyOps.hpp.

eps

constexpr double HenckyOps::eps = std::numeric_limits<float>::epsilon()

constexpr

Definition at line 17 of file HenckyOps.hpp.

f

auto HenckyOps::f = [](double v) { return 0.5 * std::log(static_cast<long double>(v)); }

Examples

EshelbianPlasticity.cpp, NavierStokesElement.cpp, PlasticOps.hpp, PlasticOpsGeneric.hpp, PlasticOpsMonitor.hpp, PoissonOperators.hpp, UnsaturatedFlow.hpp, bernstein_bezier_generate_base.cpp, dm_create_subdm.cpp, free_surface.cpp, matrix_function.cpp, prism_polynomial_approximation.cpp, quad_polynomial_approximation.cpp, reaction_diffusion.cpp, scalar_check_approximation.cpp, shallow_wave.cpp, simple_elasticity.cpp, simple_interface.cpp, testing_jacobian_of_hook_element.cpp, and testing_jacobian_of_hook_scaled_with_density_element.cpp.

Definition at line 19 of file HenckyOps.hpp.