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test_thermal_operator_device.cc
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test_thermal_operator_device.cc
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/* Copyright (c) 2016 - 2024, the adamantine authors.
*
* This file is subject to the Modified BSD License and may not be distributed
* without copyright and license information. Please refer to the file LICENSE
* for the text and further information on this license.
*/
#include "MaterialStates.hh"
#include "ScanPath.hh"
#define BOOST_TEST_MODULE ThermalOperatorDevice
#include <Geometry.hh>
#include <GoldakHeatSource.hh>
#include <ThermalOperator.hh>
#include <ThermalOperatorDevice.hh>
#include <deal.II/base/quadrature_lib.h>
#include <deal.II/dofs/dof_tools.h>
#include <deal.II/fe/fe_nothing.h>
#include <deal.II/fe/fe_q.h>
#include <deal.II/fe/fe_values.h>
#include <deal.II/lac/dynamic_sparsity_pattern.h>
#include <deal.II/lac/read_write_vector.h>
#include <deal.II/lac/sparse_matrix.h>
#include <deal.II/numerics/matrix_tools.h>
#include <boost/property_tree/ptree.hpp>
#include "main.cc"
namespace tt = boost::test_tools;
namespace utf = boost::unit_test;
BOOST_AUTO_TEST_CASE(thermal_operator_dev, *utf::tolerance(1e-10))
{
MPI_Comm communicator = MPI_COMM_WORLD;
// Create the Geometry
boost::property_tree::ptree geometry_database;
geometry_database.put("import_mesh", false);
geometry_database.put("length", 12);
geometry_database.put("length_divisions", 4);
geometry_database.put("height", 6);
geometry_database.put("height_divisions", 5);
adamantine::Geometry<2> geometry(communicator, geometry_database);
// Create the DoFHandler
dealii::hp::FECollection<2> fe_collection;
fe_collection.push_back(dealii::FE_Q<2>(2));
fe_collection.push_back(dealii::FE_Nothing<2>());
dealii::DoFHandler<2> dof_handler(geometry.get_triangulation());
dof_handler.distribute_dofs(fe_collection);
dealii::AffineConstraints<double> affine_constraints;
affine_constraints.close();
dealii::hp::QCollection<1> q_collection;
q_collection.push_back(dealii::QGauss<1>(3));
q_collection.push_back(dealii::QGauss<1>(1));
// Create the MaterialProperty
boost::property_tree::ptree mat_prop_database;
mat_prop_database.put("property_format", "polynomial");
mat_prop_database.put("n_materials", 1);
mat_prop_database.put("material_0.solid.density", 1.);
mat_prop_database.put("material_0.powder.density", 1.);
mat_prop_database.put("material_0.liquid.density", 1.);
mat_prop_database.put("material_0.solid.specific_heat", 1.);
mat_prop_database.put("material_0.powder.specific_heat", 1.);
mat_prop_database.put("material_0.liquid.specific_heat", 1.);
mat_prop_database.put("material_0.solid.thermal_conductivity_x", 10.);
mat_prop_database.put("material_0.solid.thermal_conductivity_z", 10.);
mat_prop_database.put("material_0.powder.thermal_conductivity_x", 10.);
mat_prop_database.put("material_0.powder.thermal_conductivity_z", 10.);
mat_prop_database.put("material_0.liquid.thermal_conductivity_x", 10.);
mat_prop_database.put("material_0.liquid.thermal_conductivity_z", 10.);
adamantine::MaterialProperty<2, 0, adamantine::SolidLiquidPowder,
dealii::MemorySpace::Default>
mat_properties(communicator, geometry.get_triangulation(),
mat_prop_database);
// Initialize the ThermalOperator
adamantine::ThermalOperatorDevice<2, false, 0, 2,
adamantine::SolidLiquidPowder,
dealii::MemorySpace::Default>
thermal_operator_dev(communicator, adamantine::BoundaryType::adiabatic,
mat_properties);
thermal_operator_dev.compute_inverse_mass_matrix(dof_handler,
affine_constraints);
std::vector<double> deposition_cos(
geometry.get_triangulation().n_locally_owned_active_cells(), 1.);
std::vector<double> deposition_sin(
geometry.get_triangulation().n_locally_owned_active_cells(), 0.);
thermal_operator_dev.reinit(dof_handler, affine_constraints, q_collection);
thermal_operator_dev.set_material_deposition_orientation(deposition_cos,
deposition_sin);
thermal_operator_dev.get_state_from_material_properties();
BOOST_TEST(thermal_operator_dev.m() == 99);
BOOST_TEST(thermal_operator_dev.m() == thermal_operator_dev.n());
// Check matrix-vector multiplications
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Default> src;
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Default> dst_1;
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Default> dst_2;
auto const &matrix_free = thermal_operator_dev.get_matrix_free();
matrix_free.initialize_dof_vector(src);
matrix_free.initialize_dof_vector(dst_1);
matrix_free.initialize_dof_vector(dst_2);
src = 1.;
thermal_operator_dev.vmult(dst_1, src);
BOOST_TEST(dst_1.l1_norm() == 0);
thermal_operator_dev.Tvmult(dst_2, src);
BOOST_TEST(dst_2.l1_norm() == dst_1.l1_norm());
dst_2 = 1.;
thermal_operator_dev.vmult_add(dst_2, src);
thermal_operator_dev.vmult(dst_1, src);
dst_1 += src;
BOOST_TEST(dst_1.l1_norm() == dst_2.l1_norm());
dst_1 = 1.;
thermal_operator_dev.Tvmult_add(dst_1, src);
BOOST_TEST(dst_1.l1_norm() == dst_2.l1_norm());
}
BOOST_AUTO_TEST_CASE(spmv, *utf::tolerance(1e-12))
{
MPI_Comm communicator = MPI_COMM_WORLD;
// Create the Geometry
boost::property_tree::ptree geometry_database;
geometry_database.put("import_mesh", false);
geometry_database.put("length", 12);
geometry_database.put("length_divisions", 4);
geometry_database.put("height", 6);
geometry_database.put("height_divisions", 5);
adamantine::Geometry<2> geometry(communicator, geometry_database);
// Create the DoFHandler
dealii::hp::FECollection<2> fe_collection;
fe_collection.push_back(dealii::FE_Q<2>(2));
fe_collection.push_back(dealii::FE_Nothing<2>());
dealii::DoFHandler<2> dof_handler(geometry.get_triangulation());
dof_handler.distribute_dofs(fe_collection);
dealii::AffineConstraints<double> affine_constraints;
affine_constraints.close();
dealii::hp::QCollection<1> q_collection;
q_collection.push_back(dealii::QGauss<1>(3));
q_collection.push_back(dealii::QGauss<1>(1));
// Create the MaterialProperty
boost::property_tree::ptree mat_prop_database;
mat_prop_database.put("property_format", "polynomial");
mat_prop_database.put("n_materials", 1);
mat_prop_database.put("material_0.solid.density", 1.);
mat_prop_database.put("material_0.powder.density", 1.);
mat_prop_database.put("material_0.liquid.density", 1.);
mat_prop_database.put("material_0.solid.specific_heat", 1.);
mat_prop_database.put("material_0.powder.specific_heat", 1.);
mat_prop_database.put("material_0.liquid.specific_heat", 1.);
mat_prop_database.put("material_0.solid.thermal_conductivity_x", 1.);
mat_prop_database.put("material_0.solid.thermal_conductivity_z", 1.);
mat_prop_database.put("material_0.powder.thermal_conductivity_x", 1.);
mat_prop_database.put("material_0.powder.thermal_conductivity_z", 1.);
mat_prop_database.put("material_0.liquid.thermal_conductivity_x", 1.);
mat_prop_database.put("material_0.liquid.thermal_conductivity_z", 1.);
adamantine::MaterialProperty<2, 3, adamantine::SolidLiquidPowder,
dealii::MemorySpace::Default>
mat_properties(communicator, geometry.get_triangulation(),
mat_prop_database);
// Initialize the ThermalOperator
adamantine::ThermalOperatorDevice<2, false, 3, 2,
adamantine::SolidLiquidPowder,
dealii::MemorySpace::Default>
thermal_operator_dev(communicator, adamantine::BoundaryType::adiabatic,
mat_properties);
thermal_operator_dev.compute_inverse_mass_matrix(dof_handler,
affine_constraints);
std::vector<double> deposition_cos(
geometry.get_triangulation().n_locally_owned_active_cells(), 1.);
std::vector<double> deposition_sin(
geometry.get_triangulation().n_locally_owned_active_cells(), 0.);
thermal_operator_dev.reinit(dof_handler, affine_constraints, q_collection);
thermal_operator_dev.set_material_deposition_orientation(deposition_cos,
deposition_sin);
thermal_operator_dev.get_state_from_material_properties();
BOOST_TEST(thermal_operator_dev.m() == 99);
BOOST_TEST(thermal_operator_dev.m() == thermal_operator_dev.n());
// Build the matrix. This only works in serial.
dealii::DynamicSparsityPattern dsp(dof_handler.n_dofs());
dealii::DoFTools::make_sparsity_pattern(dof_handler, dsp, affine_constraints);
dealii::SparsityPattern sparsity_pattern;
sparsity_pattern.copy_from(dsp);
dealii::SparseMatrix<double> sparse_matrix(sparsity_pattern);
dealii::MatrixCreator::create_laplace_matrix(
dof_handler, dealii::QGauss<2>(3), sparse_matrix);
// Compare vmult using matrix free and building the matrix
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Default> src_dev;
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Default> dst_dev;
dealii::CUDAWrappers::MatrixFree<2, double> const &matrix_free =
thermal_operator_dev.get_matrix_free();
matrix_free.initialize_dof_vector(src_dev);
matrix_free.initialize_dof_vector(dst_dev);
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Host> src_host(
src_dev.get_partitioner());
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Host> dst_host(
dst_dev.get_partitioner());
for (unsigned int i = 0; i < thermal_operator_dev.m(); ++i)
{
dealii::LinearAlgebra::ReadWriteVector<double> rw_vector(
thermal_operator_dev.m());
rw_vector = 0.;
rw_vector[i] = 1.;
src_dev.import(rw_vector, dealii::VectorOperation::insert);
thermal_operator_dev.vmult(dst_dev, src_dev);
rw_vector.import(dst_dev, dealii::VectorOperation::insert);
src_host = 0.;
src_host[i] = 1.;
sparse_matrix.vmult(dst_host, src_host);
for (unsigned int j = 0; j < thermal_operator_dev.m(); ++j)
BOOST_TEST(rw_vector[j] == -dst_host[j]);
}
}
BOOST_AUTO_TEST_CASE(mf_spmv, *utf::tolerance(1.5e-12))
{
MPI_Comm communicator = MPI_COMM_WORLD;
// Create the Geometry
boost::property_tree::ptree geometry_database;
geometry_database.put("length", 2e-2);
geometry_database.put("import_mesh", false);
geometry_database.put("length_divisions", 10);
geometry_database.put("height", 1e-2);
geometry_database.put("height_divisions", 5);
adamantine::Geometry<2> geometry(communicator, geometry_database);
// Create the DoFHandler
dealii::hp::FECollection<2> fe_collection;
fe_collection.push_back(dealii::FE_Q<2>(2));
fe_collection.push_back(dealii::FE_Nothing<2>());
dealii::DoFHandler<2> dof_handler(geometry.get_triangulation());
dof_handler.distribute_dofs(fe_collection);
dealii::AffineConstraints<double> affine_constraints;
affine_constraints.close();
dealii::hp::QCollection<1> q_collection;
q_collection.push_back(dealii::QGauss<1>(3));
q_collection.push_back(dealii::QGauss<1>(1));
// Create the MaterialProperty
boost::property_tree::ptree mat_prop_database;
mat_prop_database.put("property_format", "polynomial");
mat_prop_database.put("n_materials", 1);
mat_prop_database.put("material_0.solid.density", 7541.);
mat_prop_database.put("material_0.powder.density", 7541.);
mat_prop_database.put("material_0.liquid.density", 7541.);
mat_prop_database.put("material_0.solid.specific_heat", 600.);
mat_prop_database.put("material_0.powder.specific_heat", 600.);
mat_prop_database.put("material_0.liquid.specific_heat", 600.);
mat_prop_database.put("material_0.solid.thermal_conductivity_x", 0.266);
mat_prop_database.put("material_0.solid.thermal_conductivity_z", 0.266);
mat_prop_database.put("material_0.powder.thermal_conductivity_x", 0.266);
mat_prop_database.put("material_0.powder.thermal_conductivity_z", 0.266);
mat_prop_database.put("material_0.liquid.thermal_conductivity_x", 0.266);
mat_prop_database.put("material_0.liquid.thermal_conductivity_z", 0.266);
adamantine::MaterialProperty<2, 4, adamantine::SolidLiquidPowder,
dealii::MemorySpace::Host>
mat_properties_host(communicator, geometry.get_triangulation(),
mat_prop_database);
adamantine::MaterialProperty<2, 4, adamantine::SolidLiquidPowder,
dealii::MemorySpace::Default>
mat_properties(communicator, geometry.get_triangulation(),
mat_prop_database);
// Create the heat sources
boost::property_tree::ptree beam_database;
beam_database.put("depth", 0.1);
beam_database.put("absorption_efficiency", 0.1);
beam_database.put("diameter", 1.0);
beam_database.put("max_power", 10.);
beam_database.put("scan_path_file", "scan_path.txt");
beam_database.put("scan_path_file_format", "segment");
std::vector<std::shared_ptr<adamantine::HeatSource<2>>> heat_sources;
heat_sources.resize(1);
heat_sources[0] =
std::make_shared<adamantine::GoldakHeatSource<2>>(beam_database);
// Initialize the ThermalOperator
adamantine::ThermalOperatorDevice<2, false, 4, 2,
adamantine::SolidLiquidPowder,
dealii::MemorySpace::Default>
thermal_operator_dev(communicator, adamantine::BoundaryType::adiabatic,
mat_properties);
thermal_operator_dev.compute_inverse_mass_matrix(dof_handler,
affine_constraints);
std::vector<double> deposition_cos(
geometry.get_triangulation().n_locally_owned_active_cells(), 1.);
std::vector<double> deposition_sin(
geometry.get_triangulation().n_locally_owned_active_cells(), 0.);
thermal_operator_dev.reinit(dof_handler, affine_constraints, q_collection);
thermal_operator_dev.set_material_deposition_orientation(deposition_cos,
deposition_sin);
thermal_operator_dev.get_state_from_material_properties();
BOOST_TEST(thermal_operator_dev.m() == thermal_operator_dev.n());
adamantine::ThermalOperator<2, false, 4, 2, adamantine::SolidLiquidPowder,
dealii::MemorySpace::Host>
thermal_operator_host(communicator, adamantine::BoundaryType::adiabatic,
mat_properties_host, heat_sources);
thermal_operator_host.compute_inverse_mass_matrix(dof_handler,
affine_constraints);
thermal_operator_host.reinit(dof_handler, affine_constraints, q_collection);
thermal_operator_host.set_material_deposition_orientation(deposition_cos,
deposition_sin);
thermal_operator_host.get_state_from_material_properties();
// Compare vmult using matrix free and building the matrix
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Default> src_dev;
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Default> dst_dev;
dealii::CUDAWrappers::MatrixFree<2, double> const &matrix_free =
thermal_operator_dev.get_matrix_free();
matrix_free.initialize_dof_vector(src_dev);
matrix_free.initialize_dof_vector(dst_dev);
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Host> src_host(
src_dev.get_partitioner());
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Host> dst_host(
dst_dev.get_partitioner());
for (unsigned int i = 0; i < thermal_operator_dev.m(); ++i)
{
src_host = 0.;
src_host[i] = 1.;
dst_host = 0.;
dst_host[i] = 1.;
src_dev.import(src_host, dealii::VectorOperation::insert);
dst_dev.import(dst_host, dealii::VectorOperation::insert);
thermal_operator_host.vmult_add(dst_host, src_host);
thermal_operator_dev.vmult_add(dst_dev, src_dev);
dealii::LinearAlgebra::ReadWriteVector<double> rw_vector(
thermal_operator_dev.m());
rw_vector.import(dst_dev, dealii::VectorOperation::insert);
for (unsigned int j = 0; j < thermal_operator_dev.m(); ++j)
{
double rw_value = std::abs(rw_vector[j]) > 1e-15 ? rw_vector[j] : 0.;
double dst_host_value = std::abs(dst_host[j]) > 1e-15 ? dst_host[j] : 0.;
BOOST_TEST(rw_value == dst_host_value);
}
}
}
BOOST_AUTO_TEST_CASE(spmv_anisotropic_angle, *utf::tolerance(1e-10))
{
MPI_Comm communicator = MPI_COMM_WORLD;
// Create the Geometry
boost::property_tree::ptree geometry_database;
geometry_database.put("import_mesh", false);
geometry_database.put("length", 12);
geometry_database.put("length_divisions", 4);
geometry_database.put("height", 6);
geometry_database.put("height_divisions", 2);
geometry_database.put("width", 6);
geometry_database.put("width_divisions", 2);
adamantine::Geometry<3> geometry(communicator, geometry_database);
// Create the DoFHandler
dealii::hp::FECollection<3> fe_collection;
fe_collection.push_back(dealii::FE_Q<3>(2));
fe_collection.push_back(dealii::FE_Nothing<3>());
dealii::DoFHandler<3> dof_handler(geometry.get_triangulation());
dof_handler.distribute_dofs(fe_collection);
dealii::AffineConstraints<double> affine_constraints;
affine_constraints.close();
dealii::hp::QCollection<1> q_collection;
q_collection.push_back(dealii::QGauss<1>(3));
q_collection.push_back(dealii::QGauss<1>(1));
// Create the MaterialProperty
boost::property_tree::ptree mat_prop_database;
double const th_cond_x = 1.;
double const th_cond_y = 0.8;
double const th_cond_z = 0.8;
mat_prop_database.put("property_format", "polynomial");
mat_prop_database.put("n_materials", 1);
mat_prop_database.put("material_0.solid.density", 1.);
mat_prop_database.put("material_0.powder.density", 1.);
mat_prop_database.put("material_0.liquid.density", 1.);
mat_prop_database.put("material_0.solid.specific_heat", 1.);
mat_prop_database.put("material_0.powder.specific_heat", 1.);
mat_prop_database.put("material_0.liquid.specific_heat", 1.);
mat_prop_database.put("material_0.solid.thermal_conductivity_x", th_cond_x);
mat_prop_database.put("material_0.solid.thermal_conductivity_y", th_cond_y);
mat_prop_database.put("material_0.solid.thermal_conductivity_z", th_cond_z);
mat_prop_database.put("material_0.powder.thermal_conductivity_x", th_cond_x);
mat_prop_database.put("material_0.powder.thermal_conductivity_y", th_cond_y);
mat_prop_database.put("material_0.powder.thermal_conductivity_z", th_cond_z);
mat_prop_database.put("material_0.liquid.thermal_conductivity_x", th_cond_x);
mat_prop_database.put("material_0.liquid.thermal_conductivity_y", th_cond_y);
mat_prop_database.put("material_0.liquid.thermal_conductivity_z", th_cond_z);
adamantine::MaterialProperty<3, 3, adamantine::SolidLiquidPowder,
dealii::MemorySpace::Default>
mat_properties(communicator, geometry.get_triangulation(),
mat_prop_database);
// Initialize the ThermalOperatorDevice
adamantine::ThermalOperatorDevice<3, false, 3, 2,
adamantine::SolidLiquidPowder,
dealii::MemorySpace::Default>
thermal_operator_dev(communicator, adamantine::BoundaryType::adiabatic,
mat_properties);
double constexpr deposition_angle = M_PI / 6.;
std::vector<double> deposition_cos(
geometry.get_triangulation().n_locally_owned_active_cells(),
std::cos(deposition_angle));
std::vector<double> deposition_sin(
geometry.get_triangulation().n_locally_owned_active_cells(),
std::sin(deposition_angle));
thermal_operator_dev.reinit(dof_handler, affine_constraints, q_collection);
thermal_operator_dev.set_material_deposition_orientation(deposition_cos,
deposition_sin);
thermal_operator_dev.get_state_from_material_properties();
BOOST_TEST(thermal_operator_dev.m() == thermal_operator_dev.n());
// Build the matrix. This only works in serial.
dealii::DynamicSparsityPattern dsp(dof_handler.n_dofs());
dealii::DoFTools::make_sparsity_pattern(dof_handler, dsp, affine_constraints);
dealii::SparsityPattern sparsity_pattern;
sparsity_pattern.copy_from(dsp);
dealii::SparseMatrix<double> sparse_matrix(sparsity_pattern);
// Assemble the anisotropic matrix
{
auto &fe = dof_handler.get_fe();
dealii::QGauss<3> quadrature_formula(3);
dealii::FEValues<3> fe_values(fe, quadrature_formula,
dealii::update_gradients |
dealii::update_quadrature_points |
dealii::update_JxW_values);
const unsigned int dofs_per_cell = fe.n_dofs_per_cell();
dealii::FullMatrix<double> cell_matrix(dofs_per_cell, dofs_per_cell);
std::vector<dealii::types::global_dof_index> local_dof_indices(
dofs_per_cell);
dealii::FullMatrix<double> coef(2);
coef(0, 0) = th_cond_x;
coef(1, 1) = th_cond_y;
dealii::FullMatrix<double> rotation(2);
rotation(0, 0) = std::cos(deposition_angle);
rotation(0, 1) = -std::sin(deposition_angle);
rotation(1, 0) = std::sin(deposition_angle);
rotation(1, 1) = std::cos(deposition_angle);
dealii::FullMatrix<double> rotated_coef(2);
rotated_coef.triple_product(coef, rotation, rotation,
/*transpose first rotation matrix*/ false,
/*transpose second rotation matrix*/ true);
for (auto const &cell : dof_handler.active_cell_iterators())
{
cell_matrix = 0;
fe_values.reinit(cell);
for (unsigned int const q_index : fe_values.quadrature_point_indices())
{
for (unsigned int const i : fe_values.dof_indices())
{
auto grad = fe_values.shape_grad(i, q_index);
dealii::Tensor<1, 3> coef_grad;
coef_grad[0] =
rotated_coef(0, 0) * grad[0] + rotated_coef(0, 1) * grad[1];
coef_grad[1] =
rotated_coef(1, 0) * grad[0] + rotated_coef(1, 1) * grad[1];
coef_grad[2] = th_cond_z * grad[2];
for (unsigned int const j : fe_values.dof_indices())
cell_matrix(i, j) += coef_grad * fe_values.shape_grad(j, q_index) *
fe_values.JxW(q_index);
}
}
cell->get_dof_indices(local_dof_indices);
affine_constraints.distribute_local_to_global(
cell_matrix, local_dof_indices, sparse_matrix);
}
}
// Compare vmult using matrix free and building the matrix
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Default> src_dev;
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Default> dst_dev;
thermal_operator_dev.initialize_dof_vector(src_dev);
thermal_operator_dev.initialize_dof_vector(dst_dev);
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Host> src_host(
src_dev.get_partitioner());
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Host> dst_host(
dst_dev.get_partitioner());
dealii::LA::distributed::Vector<double, dealii::MemorySpace::Host>
dst_dev_to_host(dst_dev.get_partitioner());
for (unsigned int i = 0; i < thermal_operator_dev.m(); ++i)
{
src_host = 0.;
src_host[i] = 1;
src_dev.import(src_host, dealii::VectorOperation::insert);
thermal_operator_dev.vmult(dst_dev, src_dev);
sparse_matrix.vmult(dst_host, src_host);
dst_dev_to_host.import(dst_dev, dealii::VectorOperation::insert);
for (unsigned int j = 0; j < thermal_operator_dev.m(); ++j)
BOOST_TEST(dst_dev_to_host[j] == -dst_host[j]);
}
}