791 lines
28 KiB
C++
791 lines
28 KiB
C++
module;
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#include "profile.h"
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#include <cmath>
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#include <cstdint>
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#include <limits>
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#include <mfem.hpp>
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module mean_field;
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import :operators.gravity_field;
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import :solver.fields;
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import :operators.kernels.gravity_field;
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namespace {
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using namespace mean_field;
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int get_state_width(const mfem::Array<int> &state_true_offsets) {
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MFEM_VERIFY(
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state_true_offsets.Size() >= 2,
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"The coupled state requires at least one block."
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);
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MFEM_VERIFY(
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state_true_offsets[0] == 0,
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"The coupled state offsets must begin at zero."
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);
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for (int i = 0; i < state_true_offsets.Size() - 1; ++i) {
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MFEM_VERIFY(
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state_true_offsets[i + 1] >= state_true_offsets[i],
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"The coupled state offsets must be nondecreasing."
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);
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}
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MFEM_VERIFY(
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state_true_offsets.Last() > 0, "The coupled state cannot be empty."
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);
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return state_true_offsets.Last();
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}
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int get_gravity_residual_height(const fem::FEM &f) {
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MFEM_VERIFY(
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f.gravityFluxFes != nullptr,
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"GravityFieldOperator requires the gravity-gradient finite-element "
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"space (RT: Raviart-Thomas)."
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);
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MFEM_VERIFY(
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f.gravityPotentialFes != nullptr,
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"GravityFieldOperator requires the gravity-potential "
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"finite-element "
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"space (L2: Lebesgue "
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"space of square-integrable functions)."
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);
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return f.gravityFluxFes->GetTrueVSize() +
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f.gravityPotentialFes->GetTrueVSize();
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}
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mfem::Array<int> make_gravity_residual_offsets(const fem::FEM &f) {
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mfem::Array<int> offsets(operators::gravity_residual_block_count + 1);
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offsets[0] = 0;
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offsets[1] = f.gravityFluxFes->GetTrueVSize();
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offsets[2] = offsets[1] + f.gravityPotentialFes->GetTrueVSize();
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return offsets;
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}
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template <int index>
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int get_state_block_size(
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const mfem::Array<int> &state_true_offsets,
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const utils::blocks::value_block<index>
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) {
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MFEM_VERIFY(
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index + 1 < state_true_offsets.Size(),
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"Value block is not present in the state offsets."
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);
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return state_true_offsets[index + 1] - state_true_offsets[index];
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}
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void validate_state_offsets(
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const fem::FEM &f,
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const mfem::Array<int> &state_true_offsets
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) {
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MFEM_VERIFY(
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f.densityFes != nullptr,
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"GravityFieldOperator requires the density finite-element space."
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);
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MFEM_VERIFY(
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f.displacementFes != nullptr, "GravityFieldOperator requires the "
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"displacement finite-element space."
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);
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using form = utils::blocks::gravity_field_form;
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constexpr auto density_block = utils::blocks::get_value_block<form>(
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utils::blocks::density_field.mass_term
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);
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constexpr auto displacement_block =
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utils::blocks::get_value_block<form>(
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utils::blocks::displacement_field.geometry_term
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);
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constexpr auto gravity_gradient_block =
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utils::blocks::get_value_block<form>(
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utils::blocks::gravity_field.gradient_term
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);
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constexpr auto gravity_potential_block =
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utils::blocks::get_value_block<form>(
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utils::blocks::gravity_field.poisson_term
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);
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MFEM_VERIFY(
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state_true_offsets.Size() == form::value_block_count + 1,
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"The gravity state offsets do not match gravity_field_form."
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);
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MFEM_VERIFY(
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get_state_block_size(state_true_offsets, density_block) ==
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f.densityFes->GetTrueVSize(),
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"The density block does not match the density finite-element space."
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);
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MFEM_VERIFY(
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get_state_block_size(state_true_offsets, displacement_block) ==
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f.displacementFes->GetTrueVSize(),
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"The displacement block does not match the displacement "
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"finite-element "
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"space."
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);
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MFEM_VERIFY(
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get_state_block_size(state_true_offsets, gravity_gradient_block) ==
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f.gravityFluxFes->GetTrueVSize(),
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"The gravity-gradient block does not match the RT finite-element "
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"space."
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);
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MFEM_VERIFY(
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get_state_block_size(state_true_offsets, gravity_potential_block) ==
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f.gravityPotentialFes->GetTrueVSize(),
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"The gravity-potential block does not match the potential "
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"finite-element space."
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);
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}
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void validate_gravity_context(const fem::FEM &f) {
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MFEM_VERIFY(
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f.gravityContext.b_form != nullptr,
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"GravityFieldOperator requires the divergence operator."
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);
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MFEM_VERIFY(
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f.gravityContext.BT != nullptr,
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"GravityFieldOperator requires the transpose divergence operator."
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);
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MFEM_VERIFY(
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f.quadratureFactory != nullptr,
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"GravityFieldOperator requires the quadrature-rule factory."
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);
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}
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template <int index>
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mfem::Vector make_read_only_value_view(
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const mfem::Vector &vector,
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const mfem::Array<int> &offsets,
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const utils::blocks::value_block<index>
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) {
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MFEM_VERIFY(
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index + 1 < offsets.Size(),
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"Value block is not present in the supplied offset array."
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);
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const int begin = offsets[index];
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const int size = offsets[index + 1] - begin;
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MFEM_VERIFY(
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vector.Size() == offsets.Last(),
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"Vector size does not match the value-block offsets."
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);
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return mfem::Vector(
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const_cast<mfem::real_t *>(vector.GetData()) + begin, size
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);
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}
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template <int index>
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mfem::Vector make_read_only_residual_view(
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const mfem::Vector &vector,
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const mfem::Array<int> &offsets,
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const utils::blocks::residual_block<index> block
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) {
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const int block_id = block;
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const int begin = offsets[block_id];
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const int size = offsets[block_id + 1] - begin;
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MFEM_VERIFY(
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vector.Size() == offsets.Last(),
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"The vector does not match the residual-block layout."
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);
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mfem::Vector view;
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view.MakeRef(const_cast<mfem::Vector &>(vector), begin, size);
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return view;
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}
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template <int index>
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mfem::Vector make_residual_view(
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mfem::Vector &vector,
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const mfem::Array<int> &offsets,
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const utils::blocks::residual_block<index>
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) {
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MFEM_VERIFY(
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index + 1 < offsets.Size(),
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"Residual block is not present in the supplied offset array."
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);
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const int begin = offsets[index];
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const int size = offsets[index + 1] - begin;
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MFEM_VERIFY(
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vector.Size() == offsets.Last(),
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"Vector size does not match the residual-block offsets."
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);
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return mfem::Vector(vector.GetData() + begin, size);
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}
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} // namespace
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namespace mean_field::operators {
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GravityFieldOperator::GravityFieldOperator(
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fem::FEM &f,
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const mapping::DomainMapperStateless &domain_mapper,
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context::gravity_field::GravityFieldLinearizationContext
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&linearization_context,
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const mfem::Array<int> &state_true_offsets,
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GravityFieldJacobianOperator &jacobian
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)
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: Operator(
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get_gravity_residual_height(f),
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get_state_width(state_true_offsets)
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),
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m_fem(f),
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m_domain_mapper(domain_mapper),
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m_linearization_context(linearization_context),
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m_state_true_offsets(state_true_offsets),
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m_residual_true_offsets(make_gravity_residual_offsets(f)),
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m_jacobian(jacobian) {
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MFEM_VERIFY(f.mesh != nullptr, "GravityFieldOperator requires a mesh.");
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MFEM_VERIFY(
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f.displacementFes != nullptr, "GravityFieldOperator requires the "
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"displacement finite-element space."
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);
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MFEM_VERIFY(
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f.smesh.exterior_coordinate != nullptr,
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"GravityFieldOperator requires the STROID exterior coordinate."
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);
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MFEM_VERIFY(
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f.smesh.exterior_coordinate->space != nullptr,
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"GravityFieldOperator requires the exterior-coordinate "
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"finite-element "
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"space."
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);
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MFEM_VERIFY(
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f.smesh.exterior_coordinate->values != nullptr,
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"GravityFieldOperator requires the exterior-coordinate values."
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);
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MFEM_VERIFY(
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domain_mapper.GetDimension() == f.mesh->Dimension(),
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"GravityFieldOperator received a domain mapper with the wrong "
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"dimension."
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);
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validate_state_offsets(f, m_state_true_offsets);
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validate_gravity_context(f);
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bool has_vacuum_domain = false;
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for (int i = 0; i < f.mesh->attributes.Size(); ++i) {
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if (f.mesh->attributes[i] ==
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domain_mapper.GetVacuumElementAttribute()) {
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has_vacuum_domain = true;
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break;
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}
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}
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MFEM_VERIFY(
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has_vacuum_domain,
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"GravityFieldOperator requires a compactified vacuum domain."
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);
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MFEM_VERIFY(
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m_residual_true_offsets.Last() == Height(),
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"The gravity residual offsets do not match the operator height."
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);
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MFEM_VERIFY(
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m_state_true_offsets.Last() == Width(),
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"The coupled state offsets do not match the operator width."
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);
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}
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context::gravity_field::GravityFieldPreparationReport
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GravityFieldOperator::Prepare(
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const mfem::Vector &state,
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const context::gravity_field::GravityFieldRevisions &revisions
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) {
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using form = utils::blocks::gravity_field_form;
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constexpr auto density_block = utils::blocks::get_value_block<form>(
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utils::blocks::density_field.mass_term
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);
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constexpr auto displacement_block =
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utils::blocks::get_value_block<form>(
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utils::blocks::displacement_field.geometry_term
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);
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constexpr auto gravity_gradient_block =
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utils::blocks::get_value_block<form>(
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utils::blocks::gravity_field.gradient_term
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);
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constexpr auto gravity_potential_block =
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utils::blocks::get_value_block<form>(
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utils::blocks::gravity_field.poisson_term
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);
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MFEM_VERIFY(
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state.Size() == Width(), "GravityFieldOperator received a "
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"preparation state with the wrong size."
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);
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const mfem::Vector density = make_read_only_value_view(
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state, m_state_true_offsets, density_block
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);
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const mfem::Vector displacement = make_read_only_value_view(
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state, m_state_true_offsets, displacement_block
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);
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const mfem::Vector gravity_gradient = make_read_only_value_view(
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state, m_state_true_offsets, gravity_gradient_block
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);
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const mfem::Vector gravity_potential = make_read_only_value_view(
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state, m_state_true_offsets, gravity_potential_block
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);
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return m_linearization_context.Prepare(
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{.density = density,
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.displacement = displacement,
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.gravity_gradient = gravity_gradient,
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.gravity_potential = gravity_potential},
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revisions
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);
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}
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const mfem::Array<int> &
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GravityFieldOperator::GetStateTrueOffsets() const noexcept {
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return m_state_true_offsets;
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}
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const mfem::Array<int> &
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GravityFieldOperator::GetResidualTrueOffsets() const noexcept {
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return m_residual_true_offsets;
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}
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void GravityFieldOperator::ApplyGravityUnknowns(
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const mfem::Vector &gravity_gradient,
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const mfem::Vector &gravity_potential,
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const context::gravity_field::GravityFieldGeometryContext
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&geometry_context,
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mfem::Vector &action
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) const {
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using form = utils::blocks::gravity_field_form;
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constexpr auto gravity_gradient_residual_block =
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utils::blocks::get_residual_block<form>(
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utils::blocks::gravity_field.gradient_term
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);
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constexpr auto gravity_poisson_residual_block =
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utils::blocks::get_residual_block<form>(
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utils::blocks::gravity_field.poisson_term
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);
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MFEM_VERIFY(
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geometry_context.IsPrepared(),
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"GravityFieldOperator received an unprepared geometry context."
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);
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MFEM_VERIFY(
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gravity_gradient.Size() == m_fem.gravityFluxFes->GetTrueVSize(),
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"GravityFieldOperator received a gravity-gradient vector with the "
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"wrong size."
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);
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MFEM_VERIFY(
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gravity_potential.Size() ==
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m_fem.gravityPotentialFes->GetTrueVSize(),
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"GravityFieldOperator received a gravity-potential vector with the "
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"wrong size."
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);
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action.SetSize(Height());
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action = 0.0;
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mfem::Vector gravity_gradient_action = make_residual_view(
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action, m_residual_true_offsets, gravity_gradient_residual_block
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);
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mfem::Vector gravity_poisson_action = make_residual_view(
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action, m_residual_true_offsets, gravity_poisson_residual_block
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);
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mfem::Vector transpose_divergence_action(
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gravity_gradient_action.Size()
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);
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geometry_context.GetMassOperator().Mult(
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gravity_gradient, gravity_gradient_action
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);
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m_fem.gravityContext.BT->Mult(
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gravity_potential, transpose_divergence_action
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);
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gravity_gradient_action += transpose_divergence_action;
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m_fem.gravityContext.b_form->Mult(
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gravity_gradient, gravity_poisson_action
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);
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}
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void GravityFieldOperator::ApplyDensitySource(
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const mfem::Vector &density,
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const context::gravity_field::GravityFieldGeometryContext
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&geometry_context,
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mfem::Vector &action
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) const {
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using form = utils::blocks::gravity_field_form;
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constexpr auto gravity_poisson_residual_block =
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utils::blocks::get_residual_block<form>(
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utils::blocks::gravity_field.poisson_term
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);
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MFEM_VERIFY(
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geometry_context.IsPrepared(),
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"GravityFieldOperator received an unprepared geometry context."
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);
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MFEM_VERIFY(
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density.Size() == m_fem.densityFes->GetTrueVSize(),
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"GravityFieldOperator received a density vector with the wrong "
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"size."
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);
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action.SetSize(Height());
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action = 0.0;
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mfem::Vector gravity_poisson_action = make_residual_view(
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action, m_residual_true_offsets, gravity_poisson_residual_block
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);
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geometry_context.GetSourceOperator().Mult(
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density, gravity_poisson_action
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);
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}
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void GravityFieldOperator::Mult(
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const mfem::Vector &state,
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mfem::Vector &residual
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) const {
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MEAN_FIELD_PROFILE_SCOPE("GravityFieldOperator::Mult");
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using form = utils::blocks::gravity_field_form;
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constexpr auto density_block = utils::blocks::get_value_block<form>(
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utils::blocks::density_field.mass_term
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);
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constexpr auto gravity_gradient_block =
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utils::blocks::get_value_block<form>(
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utils::blocks::gravity_field.gradient_term
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);
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constexpr auto gravity_potential_block =
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utils::blocks::get_value_block<form>(
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utils::blocks::gravity_field.poisson_term
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);
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MFEM_VERIFY(
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state.Size() == Width(),
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"GravityFieldOperator received a state with the wrong size."
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);
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MFEM_VERIFY(
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m_linearization_context.IsPrepared(),
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"GravityFieldOperator must be prepared before Mult is called."
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);
|
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const mfem::Vector density = make_read_only_value_view(
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state, m_state_true_offsets, density_block
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);
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const mfem::Vector gravity_gradient = make_read_only_value_view(
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state, m_state_true_offsets, gravity_gradient_block
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);
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const mfem::Vector gravity_potential = make_read_only_value_view(
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state, m_state_true_offsets, gravity_potential_block
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);
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const context::gravity_field::GravityFieldGeometryContext
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&geometry_context = m_linearization_context.GetGeometryContext();
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mfem::Vector source;
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ApplyGravityUnknowns(
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gravity_gradient, gravity_potential, geometry_context, residual
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);
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ApplyDensitySource(density, geometry_context, source);
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residual -= source;
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}
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context::gravity_field::GravityFieldLinearizationContext &
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GravityFieldOperator::GetLinearizationContext() noexcept {
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return m_linearization_context;
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}
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const context::gravity_field::GravityFieldLinearizationContext &
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GravityFieldOperator::GetLinearizationContext() const noexcept {
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return m_linearization_context;
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}
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mfem::Operator &
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GravityFieldOperator::GetGradient(const mfem::Vector &state) const {
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MFEM_VERIFY(
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state.Size() == Width(), "GravityFieldOperator received a "
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"linearization state with the wrong size."
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);
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MFEM_VERIFY(
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m_linearization_context.IsPrepared(),
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"GravityFieldOperator must be prepared before GetGradient is "
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"called."
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);
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return m_jacobian;
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}
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ReducedGravityFieldOperator::ReducedGravityFieldOperator(
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GravityFieldOperator &gravity_field_operator,
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context::gravity_field::GravityFieldGeometryContext
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&gravity_field_geometry_context,
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const mfem::Vector &displacement
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)
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: Operator(
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gravity_field_operator.Height(),
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gravity_field_operator.Height()
|
|
),
|
|
m_gravity_field_operator(gravity_field_operator),
|
|
m_gravity_true_offsets(
|
|
gravity_field_operator.GetResidualTrueOffsets()
|
|
),
|
|
m_gravity_field_geometry_context(gravity_field_geometry_context) {
|
|
using form = utils::blocks::gravity_field_form;
|
|
|
|
constexpr auto gravity_gradient_block =
|
|
utils::blocks::get_value_block<form>(
|
|
utils::blocks::gravity_field.gradient_term
|
|
);
|
|
constexpr auto gravity_potential_block =
|
|
utils::blocks::get_value_block<form>(
|
|
utils::blocks::gravity_field.poisson_term
|
|
);
|
|
constexpr auto gravity_gradient_residual_block =
|
|
utils::blocks::get_residual_block<form>(
|
|
utils::blocks::gravity_field.gradient_term
|
|
);
|
|
constexpr auto gravity_poisson_residual_block =
|
|
utils::blocks::get_residual_block<form>(
|
|
utils::blocks::gravity_field.poisson_term
|
|
);
|
|
|
|
const mfem::Array<int> &state_offsets =
|
|
m_gravity_field_operator.GetStateTrueOffsets();
|
|
|
|
MFEM_VERIFY(
|
|
state_offsets.Size() == form::value_block_count + 1,
|
|
"ReducedGravityFieldOperator received an invalid full-state layout."
|
|
);
|
|
MFEM_VERIFY(
|
|
m_gravity_true_offsets.Size() == form::residual_block_count + 1,
|
|
"ReducedGravityFieldOperator received an invalid gravity-residual "
|
|
"layout."
|
|
);
|
|
MFEM_VERIFY(
|
|
state_offsets[0] == 0, "The full-state offsets must begin at zero."
|
|
);
|
|
MFEM_VERIFY(
|
|
m_gravity_true_offsets[0] == 0,
|
|
"The reduced gravity offsets must begin at zero."
|
|
);
|
|
MFEM_VERIFY(
|
|
state_offsets.Last() == m_gravity_field_operator.Width(),
|
|
"The full-state offsets do not match the gravity-field operator "
|
|
"width."
|
|
);
|
|
MFEM_VERIFY(
|
|
m_gravity_true_offsets.Last() == m_gravity_field_operator.Height(),
|
|
"The reduced gravity offsets do not match the gravity-field "
|
|
"operator "
|
|
"height."
|
|
);
|
|
MFEM_VERIFY(
|
|
Width() == Height(), "ReducedGravityFieldOperator must be square."
|
|
);
|
|
|
|
const int full_gradient_size =
|
|
state_offsets[static_cast<int>(gravity_gradient_block) + 1] -
|
|
state_offsets[gravity_gradient_block];
|
|
const int full_potential_size =
|
|
state_offsets[static_cast<int>(gravity_potential_block) + 1] -
|
|
state_offsets[gravity_potential_block];
|
|
const int reduced_gradient_size =
|
|
m_gravity_true_offsets
|
|
[static_cast<int>(gravity_gradient_residual_block) + 1] -
|
|
m_gravity_true_offsets[gravity_gradient_residual_block];
|
|
const int reduced_potential_size =
|
|
m_gravity_true_offsets
|
|
[static_cast<int>(gravity_poisson_residual_block) + 1] -
|
|
m_gravity_true_offsets[gravity_poisson_residual_block];
|
|
|
|
MFEM_VERIFY(
|
|
full_gradient_size == reduced_gradient_size,
|
|
"The reduced gravity-gradient block does not match the full-state "
|
|
"gravity-gradient block."
|
|
);
|
|
MFEM_VERIFY(
|
|
full_potential_size == reduced_potential_size,
|
|
"The reduced gravity-potential block does not match the Poisson "
|
|
"residual block."
|
|
);
|
|
|
|
SetDisplacement(displacement);
|
|
}
|
|
|
|
void ReducedGravityFieldOperator::SetDisplacement(
|
|
const mfem::Vector &displacement
|
|
) {
|
|
ValidateDisplacement(displacement);
|
|
|
|
context::gravity_field::DiscretizationRevision discretization_revision;
|
|
context::gravity_field::DisplacementRevision displacement_revision;
|
|
|
|
if (m_gravity_field_geometry_context.IsPrepared()) {
|
|
discretization_revision =
|
|
m_gravity_field_geometry_context.GetDiscretizationRevision();
|
|
displacement_revision =
|
|
m_gravity_field_geometry_context.GetDisplacementRevision();
|
|
|
|
MFEM_VERIFY(
|
|
displacement_revision.value <
|
|
std::numeric_limits<std::uint64_t>::max(),
|
|
"The reduced gravity displacement revision has overflowed."
|
|
);
|
|
++displacement_revision.value;
|
|
}
|
|
|
|
m_gravity_field_geometry_context.Prepare(
|
|
displacement, discretization_revision, displacement_revision
|
|
);
|
|
}
|
|
|
|
const mfem::Vector &ReducedGravityFieldOperator::GetDisplacement() const {
|
|
return m_gravity_field_geometry_context.GetDisplacement();
|
|
}
|
|
|
|
void ReducedGravityFieldOperator::BuildRightHandSide(
|
|
const mfem::Vector &density,
|
|
mfem::Vector &right_hand_side
|
|
) const {
|
|
ValidateDensity(density);
|
|
|
|
m_gravity_field_operator.ApplyDensitySource(
|
|
density, m_gravity_field_geometry_context, right_hand_side
|
|
);
|
|
|
|
MFEM_VERIFY(
|
|
right_hand_side.Size() == Height(),
|
|
"ReducedGravityFieldOperator produced a right-hand side with the "
|
|
"wrong "
|
|
"size."
|
|
);
|
|
}
|
|
|
|
void ReducedGravityFieldOperator::Mult(
|
|
const mfem::Vector &gravity_state,
|
|
mfem::Vector &action
|
|
) const {
|
|
MEAN_FIELD_PROFILE_SCOPE("ReducedGravityFieldOperator::Mult");
|
|
|
|
using form = utils::blocks::gravity_field_form;
|
|
|
|
constexpr auto gravity_gradient_residual_block =
|
|
utils::blocks::get_residual_block<form>(
|
|
utils::blocks::gravity_field.gradient_term
|
|
);
|
|
constexpr auto gravity_poisson_residual_block =
|
|
utils::blocks::get_residual_block<form>(
|
|
utils::blocks::gravity_field.poisson_term
|
|
);
|
|
|
|
ValidateGravityState(gravity_state);
|
|
|
|
const mfem::Vector gravity_gradient_true = make_read_only_residual_view(
|
|
gravity_state, m_gravity_true_offsets,
|
|
gravity_gradient_residual_block
|
|
);
|
|
const mfem::Vector gravity_potential_true =
|
|
make_read_only_residual_view(
|
|
gravity_state, m_gravity_true_offsets,
|
|
gravity_poisson_residual_block
|
|
);
|
|
|
|
m_gravity_field_operator.ApplyGravityUnknowns(
|
|
gravity_gradient_true, gravity_potential_true,
|
|
m_gravity_field_geometry_context, action
|
|
);
|
|
|
|
MFEM_VERIFY(
|
|
action.Size() == Height(), "ReducedGravityFieldOperator produced "
|
|
"an action with the wrong size."
|
|
);
|
|
}
|
|
|
|
GravityFieldOperator &
|
|
ReducedGravityFieldOperator::GetGravityFieldOperator() noexcept {
|
|
return m_gravity_field_operator;
|
|
}
|
|
|
|
const GravityFieldOperator &
|
|
ReducedGravityFieldOperator::GetGravityFieldOperator() const noexcept {
|
|
return m_gravity_field_operator;
|
|
}
|
|
|
|
context::gravity_field::GravityFieldGeometryContext &
|
|
ReducedGravityFieldOperator::GetGeometryContext() noexcept {
|
|
return m_gravity_field_geometry_context;
|
|
}
|
|
|
|
const context::gravity_field::GravityFieldGeometryContext &
|
|
ReducedGravityFieldOperator::GetGeometryContext() const noexcept {
|
|
return m_gravity_field_geometry_context;
|
|
}
|
|
|
|
const mfem::Array<int> &
|
|
ReducedGravityFieldOperator::GetGravityTrueOffsets() const noexcept {
|
|
return m_gravity_true_offsets;
|
|
}
|
|
|
|
void ReducedGravityFieldOperator::ValidateDisplacement(
|
|
const mfem::Vector &displacement
|
|
) const {
|
|
using form = utils::blocks::gravity_field_form;
|
|
|
|
constexpr auto displacement_block =
|
|
utils::blocks::get_value_block<form>(
|
|
utils::blocks::displacement_field.geometry_term
|
|
);
|
|
|
|
const mfem::Array<int> &state_offsets =
|
|
m_gravity_field_operator.GetStateTrueOffsets();
|
|
const int expected_size =
|
|
state_offsets[static_cast<int>(displacement_block) + 1] -
|
|
state_offsets[displacement_block];
|
|
|
|
MFEM_VERIFY(
|
|
displacement.Size() == expected_size,
|
|
"ReducedGravityFieldOperator received a displacement with the "
|
|
"wrong "
|
|
"size."
|
|
);
|
|
|
|
for (int i = 0; i < displacement.Size(); ++i) {
|
|
MFEM_VERIFY(
|
|
std::isfinite(displacement(i)),
|
|
"ReducedGravityFieldOperator received a non-finite "
|
|
"displacement "
|
|
"value."
|
|
);
|
|
}
|
|
}
|
|
|
|
void ReducedGravityFieldOperator::ValidateDensity(
|
|
const mfem::Vector &density
|
|
) const {
|
|
using form = utils::blocks::gravity_field_form;
|
|
|
|
constexpr auto density_block = utils::blocks::get_value_block<form>(
|
|
utils::blocks::density_field.mass_term
|
|
);
|
|
|
|
const mfem::Array<int> &state_offsets =
|
|
m_gravity_field_operator.GetStateTrueOffsets();
|
|
const int expected_size =
|
|
state_offsets[static_cast<int>(density_block) + 1] -
|
|
state_offsets[density_block];
|
|
|
|
MFEM_VERIFY(
|
|
density.Size() == expected_size,
|
|
"ReducedGravityFieldOperator received a density with the wrong "
|
|
"size."
|
|
);
|
|
}
|
|
|
|
void ReducedGravityFieldOperator::ValidateGravityState(
|
|
const mfem::Vector &gravity_state
|
|
) const {
|
|
MFEM_VERIFY(
|
|
gravity_state.Size() == Width(),
|
|
"ReducedGravityFieldOperator received "
|
|
"a gravity state with the wrong size."
|
|
);
|
|
}
|
|
} // namespace mean_field::operators
|