polyfem::io::OutGeometryData Class Reference

Utilies related to export of geometry. More...

#include <OutData.hpp>

Collaboration diagram for polyfem::io::OutGeometryData:

Classes
struct	ExportOptions
	different export flags More...

Public Member Functions
void	init_sampler (const polyfem::mesh::Mesh &mesh, const double vismesh_rel_area)
	unitalize the ref element sampler
void	build_grid (const polyfem::mesh::Mesh &mesh, const double spacing)
	builds the grid to export the solution
void	export_data (const State &state, const Eigen::MatrixXd &sol, const Eigen::MatrixXd &pressure, const bool is_time_dependent, const double tend_in, const double dt, const ExportOptions &opts, const std::string &vis_mesh_path, const std::string &nodes_path, const std::string &solution_path, const std::string &stress_path, const std::string &mises_path, const bool is_contact_enabled, std::vector< SolutionFrame > &solution_frames) const
	exports everytihng, txt, vtu, etc
void	save_vtu (const std::string &path, const State &state, const Eigen::MatrixXd &sol, const Eigen::MatrixXd &pressure, const double t, const double dt, const ExportOptions &opts, const bool is_contact_enabled, std::vector< SolutionFrame > &solution_frames) const
	saves the vtu file for time t
void	save_volume (const std::string &path, const State &state, const Eigen::MatrixXd &sol, const Eigen::MatrixXd &pressure, const double t, const double dt, const ExportOptions &opts, std::vector< SolutionFrame > &solution_frames) const
	saves the volume vtu file
void	save_surface (const std::string &export_surface, const State &state, const Eigen::MatrixXd &sol, const Eigen::MatrixXd &pressure, const double t, const double dt_in, const ExportOptions &opts, const bool is_contact_enabled, std::vector< SolutionFrame > &solution_frames) const
	saves the surface vtu file for for surface quantites, eg traction forces
void	save_contact_surface (const std::string &export_surface, const State &state, const Eigen::MatrixXd &sol, const Eigen::MatrixXd &pressure, const double t, const double dt_in, const ExportOptions &opts, const bool is_contact_enabled, std::vector< SolutionFrame > &solution_frames) const
	saves the surface vtu file for for constact quantites, eg contact or friction forces
void	save_wire (const std::string &name, const State &state, const Eigen::MatrixXd &sol, const double t, const ExportOptions &opts, std::vector< SolutionFrame > &solution_frames) const
	saves the wireframe
void	save_points (const std::string &path, const State &state, const Eigen::MatrixXd &sol, const ExportOptions &opts, std::vector< SolutionFrame > &solution_frames) const
	saves the nodal values
void	save_pvd (const std::string &name, const std::function< std::string(int)> &vtu_names, int time_steps, double t0, double dt, int skip_frame=1) const
	save a PVD of a time dependent simulation

Static Public Member Functions
static void	extract_boundary_mesh (const mesh::Mesh &mesh, const int n_bases, const std::vector< basis::ElementBases > &bases, const std::vector< mesh::LocalBoundary > &total_local_boundary, Eigen::MatrixXd &node_positions, Eigen::MatrixXi &boundary_edges, Eigen::MatrixXi &boundary_triangles, std::vector< Eigen::Triplet< double > > &displacement_map_entries)
	extracts the boundary mesh

Private Member Functions
void	build_vis_boundary_mesh (const mesh::Mesh &mesh, const std::vector< basis::ElementBases > &bases, const std::vector< basis::ElementBases > &gbases, const std::vector< mesh::LocalBoundary > &total_local_boundary, const Eigen::MatrixXd &solution, const int problem_dim, Eigen::MatrixXd &boundary_vis_vertices, Eigen::MatrixXd &boundary_vis_local_vertices, Eigen::MatrixXi &boundary_vis_elements, Eigen::MatrixXi &boundary_vis_elements_ids, Eigen::MatrixXi &boundary_vis_primitive_ids, Eigen::MatrixXd &boundary_vis_normals, Eigen::MatrixXd &displaced_boundary_vis_normals) const
	builds the boundary mesh for visualization
void	build_vis_mesh (const mesh::Mesh &mesh, const Eigen::VectorXi &disc_orders, const std::vector< basis::ElementBases > &gbases, const std::map< int, Eigen::MatrixXd > &polys, const std::map< int, std::pair< Eigen::MatrixXd, Eigen::MatrixXi > > &polys_3d, const bool boundary_only, Eigen::MatrixXd &points, Eigen::MatrixXi &tets, Eigen::MatrixXi &el_id, Eigen::MatrixXd &discr) const
	builds visualzation mesh, upsampled mesh used for visualization the visualization mesh is a dense mesh per element all disconnected it also retuns the mapping to element id and discretization of every elment works in 2 and 3d.
void	build_high_order_vis_mesh (const mesh::Mesh &mesh, const Eigen::VectorXi &disc_orders, const std::vector< basis::ElementBases > &bases, Eigen::MatrixXd &points, std::vector< std::vector< int > > &elements, Eigen::MatrixXi &el_id, Eigen::MatrixXd &discr) const
	builds high-der visualzation mesh per element all disconnected it also retuns the mapping to element id and discretization of every elment works in 2 and 3d.
void	save_volume_vector_field (const State &state, const Eigen::MatrixXd &points, const ExportOptions &opts, const std::string &name, const Eigen::VectorXd &field, paraviewo::ParaviewWriter &writer) const

Private Attributes
utils::RefElementSampler	ref_element_sampler
	used to sample the solution
Eigen::MatrixXd	grid_points
	grid mesh points to export solution sampled on a grid
Eigen::MatrixXi	grid_points_to_elements
	grid mesh mapping to fe elements
Eigen::MatrixXd	grid_points_bc
	grid mesh boundaries

Detailed Description

Utilies related to export of geometry.

Definition at line 44 of file OutData.hpp.

Member Function Documentation

build_grid()

void polyfem::io::OutGeometryData::build_grid	(	const polyfem::mesh::Mesh &	mesh,
		const double	spacing
	)

builds the grid to export the solution

Parameters

[in]	mesh	mesh
[in]	spacing	grid spacing, <=0 mean no grid

Definition at line 2314 of file OutData.cpp.

References polyfem::mesh::Mesh::barycentric_coords(), polyfem::mesh::Mesh::bounding_box(), polyfem::mesh::Mesh::elements_boxes(), grid_points, grid_points_bc, grid_points_to_elements, polyfem::mesh::Mesh::is_simplex(), polyfem::mesh::Mesh::is_volume(), polyfem::logger(), x, y, and z.

Referenced by polyfem::State::build_basis().

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build_high_order_vis_mesh()

void polyfem::io::OutGeometryData::build_high_order_vis_mesh ( const mesh::Mesh &  mesh, const Eigen::VectorXi &  disc_orders, const std::vector< basis::ElementBases > &  bases, Eigen::MatrixXd &  points, std::vector< std::vector< int > > &  elements, Eigen::MatrixXi &  el_id, Eigen::MatrixXd &  discr  ) const

private

builds high-der visualzation mesh per element all disconnected it also retuns the mapping to element id and discretization of every elment works in 2 and 3d.

if the mesh is not simplicial it gets tri/tet halized

Parameters

[in]	mesh	mesh
[in]	disc_orders	discretization orders
[in]	bases	bases
[out]	points	mesh points
[out]	elements	mesh high-order cells
[out]	el_id	mapping from points to elements id
[out]	discr	mapping from points to discretization order

Definition at line 783 of file OutData.cpp.

References polyfem::mesh::Mesh::dimension(), polyfem::mesh::Mesh::is_cube(), polyfem::mesh::Mesh::is_linear(), polyfem::mesh::Mesh::is_polytope(), polyfem::mesh::Mesh::is_simplex(), polyfem::mesh::Mesh::is_volume(), polyfem::logger(), polyfem::mesh::Mesh::n_face_vertices(), polyfem::autogen::p_nodes_2d(), polyfem::autogen::p_nodes_3d(), polyfem::autogen::q_nodes_2d(), and polyfem::autogen::q_nodes_3d().

Referenced by save_volume().

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build_vis_boundary_mesh()

void polyfem::io::OutGeometryData::build_vis_boundary_mesh ( const mesh::Mesh &  mesh, const std::vector< basis::ElementBases > &  bases, const std::vector< basis::ElementBases > &  gbases, const std::vector< mesh::LocalBoundary > &  total_local_boundary, const Eigen::MatrixXd &  solution, const int  problem_dim, Eigen::MatrixXd &  boundary_vis_vertices, Eigen::MatrixXd &  boundary_vis_local_vertices, Eigen::MatrixXi &  boundary_vis_elements, Eigen::MatrixXi &  boundary_vis_elements_ids, Eigen::MatrixXi &  boundary_vis_primitive_ids, Eigen::MatrixXd &  boundary_vis_normals, Eigen::MatrixXd &  displaced_boundary_vis_normals  ) const

private

builds the boundary mesh for visualization

Parameters

[in]	mesh	mesh
[in]	bases	bases
[in]	gbases	geometric bases
[in]	total_local_boundary	boundaries
[in]	solution	solution
[in]	problem_dim	dimension of the problem
[out]	boundary_vis_vertices	boundary visualization mesh vertices
[out]	boundary_vis_local_vertices	boundary visualization mesh vertices pre image in ref element
[out]	boundary_vis_elements	boundary visualization mesh connectivity
[out]	boundary_vis_elements_ids	boundary visualization mesh elements ids
[out]	boundary_vis_primitive_ids	boundary visualization mesh edge/face id
[out]	boundary_vis_normals	boundary visualization mesh normals
[out]	displaced_boundary_vis_normals	boundary visualization mesh normals after displacement is applied

Definition at line 392 of file OutData.cpp.

References polyfem::mesh::Mesh::is_volume(), polyfem::utils::BoundarySampler::normal_for_polygon_edge(), polyfem::utils::BoundarySampler::normal_for_quad_edge(), polyfem::utils::BoundarySampler::normal_for_quad_face(), polyfem::utils::BoundarySampler::normal_for_tri_edge(), polyfem::utils::BoundarySampler::normal_for_tri_face(), polyfem::utils::RefElementSampler::num_samples(), ref_element_sampler, polyfem::utils::BoundarySampler::sample_parametric_quad_edge(), polyfem::utils::BoundarySampler::sample_parametric_quad_face(), polyfem::utils::BoundarySampler::sample_parametric_tri_edge(), polyfem::utils::BoundarySampler::sample_parametric_tri_face(), polyfem::utils::BoundarySampler::sample_polygon_edge(), and vals.

Referenced by save_surface().

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build_vis_mesh()

void polyfem::io::OutGeometryData::build_vis_mesh ( const mesh::Mesh &  mesh, const Eigen::VectorXi &  disc_orders, const std::vector< basis::ElementBases > &  gbases, const std::map< int, Eigen::MatrixXd > &  polys, const std::map< int, std::pair< Eigen::MatrixXd, Eigen::MatrixXi > > &  polys_3d, const bool  boundary_only, Eigen::MatrixXd &  points, Eigen::MatrixXi &  tets, Eigen::MatrixXi &  el_id, Eigen::MatrixXd &  discr  ) const

private

builds visualzation mesh, upsampled mesh used for visualization the visualization mesh is a dense mesh per element all disconnected it also retuns the mapping to element id and discretization of every elment works in 2 and 3d.

if the mesh is not simplicial it gets tri/tet halized

Parameters

[in]	mesh	mesh
[in]	disc_orders	discretization orders
[in]	gbases	geometric bases
[in]	polys	polygons
[in]	polys_3d	polyhedra
[in]	boundary_only	is build only elements touching the boundary
[out]	points	mesh points
[out]	tets	mesh cells
[out]	el_id	mapping from points to elements id
[out]	discr	mapping from points to discretization order

Definition at line 640 of file OutData.cpp.

References polyfem::mesh::Mesh::dimension(), polyfem::mesh::Mesh::is_boundary_element(), polyfem::mesh::Mesh::is_cube(), polyfem::mesh::Mesh::is_simplex(), polyfem::mesh::Mesh::is_volume(), ref_element_sampler, and polyfem::utils::RefElementSampler::simplex_volume().

Referenced by save_volume().

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export_data()

void polyfem::io::OutGeometryData::export_data	(	const State &	state,
		const Eigen::MatrixXd &	sol,
		const Eigen::MatrixXd &	pressure,
		const bool	is_time_dependent,
		const double	tend_in,
		const double	dt,
		const ExportOptions &	opts,
		const std::string &	vis_mesh_path,
		const std::string &	nodes_path,
		const std::string &	solution_path,
		const std::string &	stress_path,
		const std::string &	mises_path,
		const bool	is_contact_enabled,
		std::vector< SolutionFrame > &	solution_frames
	)		const

exports everytihng, txt, vtu, etc

Parameters

[in]	state	state to get the data
[in]	sol	solution
[in]	pressure	pressure
[in]	is_time_dependent	if the sim is time dependent
[in]	tend_in	end time
[in]	dt	delta t
[in]	opts	export options
[in]	vis_mesh_path	vtu path
[in]	nodes_path	path to save nodes
[in]	solution_path	path to save solution
[in]	stress_path	path to save stress tensor
[in]	mises_path	path to save von mises stresses
[in]	is_contact_enabled	if contact is enabled
[out]	solution_frames	saves the output here instead of vtu

Definition at line 935 of file OutData.cpp.

References polyfem::State::assembler, polyfem::State::bases, polyfem::io::Evaluator::compute_stress_at_quadrature_points(), polyfem::mesh::Mesh::dimension(), polyfem::State::disc_orders, polyfem::State::geom_bases(), polyfem::State::in_node_to_node, polyfem::assembler::Problem::is_scalar(), polyfem::logger(), polyfem::State::mesh, polyfem::State::n_bases, polyfem::State::problem, polyfem::io::OutGeometryData::ExportOptions::reorder_output, polyfem::State::rhs, save_vtu(), and polyfem::utils::unflatten().

Referenced by polyfem::State::export_data().

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extract_boundary_mesh()

void polyfem::io::OutGeometryData::extract_boundary_mesh ( const mesh::Mesh &  mesh, const int  n_bases, const std::vector< basis::ElementBases > &  bases, const std::vector< mesh::LocalBoundary > &  total_local_boundary, Eigen::MatrixXd &  node_positions, Eigen::MatrixXi &  boundary_edges, Eigen::MatrixXi &  boundary_triangles, std::vector< Eigen::Triplet< double > > &  displacement_map_entries  )

static

extracts the boundary mesh

Parameters

[in]	mesh	mesh
[in]	n_bases	number of bases
[in]	bases	bases
[in]	total_local_boundary	mesh boundaries
[out]	node_positions	nodes positions
[out]	boundary_edges	edges
[out]	boundary_triangles	triangles
[out]	displacement_map	map of collision mesh vertices to nodes, empty if identity

Definition at line 146 of file OutData.cpp.

References polyfem::basis::ElementBases::bases, polyfem::basis::Basis::global(), polyfem::mesh::Mesh::has_poly(), polyfem::mesh::Mesh::is_conforming(), polyfem::mesh::Mesh::is_cube(), polyfem::mesh::Mesh::is_simplex(), polyfem::mesh::Mesh::is_simplicial(), polyfem::mesh::Mesh::is_volume(), polyfem::basis::ElementBases::local_nodes_for_primitive(), polyfem::logger(), and polyfem::mesh::Mesh::n_faces().

Referenced by polyfem::State::build_collision_mesh().

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init_sampler()

void polyfem::io::OutGeometryData::init_sampler	(	const polyfem::mesh::Mesh &	mesh,
		const double	vismesh_rel_area
	)

unitalize the ref element sampler

Parameters

[in]	mesh	mesh
[in]	vismesh_rel_area	relative sampling size

Definition at line 2309 of file OutData.cpp.

References polyfem::utils::RefElementSampler::init(), polyfem::mesh::Mesh::is_volume(), polyfem::mesh::Mesh::n_elements(), and ref_element_sampler.

Referenced by polyfem::State::load_mesh(), and polyfem::State::load_mesh().

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save_contact_surface()

void polyfem::io::OutGeometryData::save_contact_surface	(	const std::string &	export_surface,
		const State &	state,
		const Eigen::MatrixXd &	sol,
		const Eigen::MatrixXd &	pressure,
		const double	t,
		const double	dt_in,
		const ExportOptions &	opts,
		const bool	is_contact_enabled,
		std::vector< SolutionFrame > &	solution_frames
	)		const

saves the surface vtu file for for constact quantites, eg contact or friction forces

Parameters

[in]	export_surface	filename
[in]	state	state to get the data
[in]	sol	solution
[in]	pressure	pressure
[in]	t	time
[in]	dt_in	delta_t
[in]	opts	export options
[in]	is_contact_enabled	if contact is enabled
[out]	solution_frames	saves the output here instead of vtu

Definition at line 1963 of file OutData.cpp.

References polyfem::State::args, polyfem::State::collision_mesh, polyfem::io::OutGeometryData::ExportOptions::contact_forces, polyfem::solver::SolveData::contact_form, polyfem::mesh::Mesh::dimension(), polyfem::io::OutGeometryData::ExportOptions::friction_forces, polyfem::solver::SolveData::friction_form, polyfem::State::mesh, polyfem::State::solve_data, polyfem::io::OutGeometryData::ExportOptions::solve_export_to_file, polyfem::solver::SolveData::time_integrator, polyfem::utils::unflatten(), and polyfem::io::OutGeometryData::ExportOptions::use_hdf5.

Referenced by save_vtu().

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save_points()

void polyfem::io::OutGeometryData::save_points	(	const std::string &	path,
		const State &	state,
		const Eigen::MatrixXd &	sol,
		const ExportOptions &	opts,
		std::vector< SolutionFrame > &	solution_frames
	)		const

saves the nodal values

Parameters

[in]	path	filename
[in]	state	state to get the data
[in]	sol	solution
[in]	opts	export options
[out]	solution_frames	saves the output here instead of vtu

Definition at line 2245 of file OutData.cpp.

References polyfem::mesh::Mesh::dimension(), polyfem::State::dirichlet_nodes, polyfem::State::dirichlet_nodes_position, polyfem::mesh::Mesh::get_node_id(), polyfem::assembler::Problem::is_scalar(), polyfem::State::mesh, polyfem::State::problem, polyfem::io::OutGeometryData::ExportOptions::solve_export_to_file, and polyfem::io::OutGeometryData::ExportOptions::use_hdf5.

Referenced by save_vtu().

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save_pvd()

void polyfem::io::OutGeometryData::save_pvd	(	const std::string &	name,
		const std::function< std::string(int)> &	vtu_names,
		int	time_steps,
		double	t0,
		double	dt,
		int	skip_frame = 1
	)		const

save a PVD of a time dependent simulation

Parameters

[in]	name	filename
[in]	vtu_names	names of the vtu files
[in]	time_steps	total time stesp
[in]	t0	initial time
[in]	dt	delta t
[in]	skip_frame	every which frame to skip

Definition at line 2301 of file OutData.cpp.

Referenced by polyfem::State::save_timestep().

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save_surface()

void polyfem::io::OutGeometryData::save_surface	(	const std::string &	export_surface,
		const State &	state,
		const Eigen::MatrixXd &	sol,
		const Eigen::MatrixXd &	pressure,
		const double	t,
		const double	dt_in,
		const ExportOptions &	opts,
		const bool	is_contact_enabled,
		std::vector< SolutionFrame > &	solution_frames
	)		const

saves the surface vtu file for for surface quantites, eg traction forces

Parameters

[in]	export_surface	filename
[in]	state	state to get the data
[in]	sol	solution
[in]	pressure	pressure
[in]	t	time
[in]	dt_in	delta_t
[in]	opts	export options
[in]	is_contact_enabled	if contact is enabled
[out]	solution_frames	saves the output here instead of vtu

Definition at line 1764 of file OutData.cpp.

References polyfem::State::assembler, polyfem::State::bases, polyfem::io::OutGeometryData::ExportOptions::body_ids, build_vis_boundary_mesh(), polyfem::assembler::Assembler::compute_tensor_value(), polyfem::mesh::Mesh::dimension(), polyfem::State::disc_orders, polyfem::mesh::Mesh::edge_length(), polyfem::State::geom_bases(), polyfem::mesh::Mesh::get_body_id(), polyfem::mesh::Mesh::get_boundary_id(), polyfem::io::Evaluator::interpolate_at_local_vals(), polyfem::mesh::Mesh::is_cube(), polyfem::assembler::Problem::is_scalar(), polyfem::mesh::Mesh::is_simplex(), polyfem::mesh::Mesh::is_volume(), polyfem::State::mass_matrix_assembler, polyfem::io::OutGeometryData::ExportOptions::material_params, polyfem::State::mesh, polyfem::State::mixed_assembler, polyfem::assembler::Assembler::parameters(), polyfem::State::pressure_bases, polyfem::State::problem, polyfem::mesh::Mesh::quad_area(), polyfem::io::OutGeometryData::ExportOptions::solve_export_to_file, polyfem::State::total_local_boundary, polyfem::mesh::Mesh::tri_area(), and polyfem::io::OutGeometryData::ExportOptions::use_hdf5.

Referenced by save_vtu().

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save_volume()

void polyfem::io::OutGeometryData::save_volume	(	const std::string &	path,
		const State &	state,
		const Eigen::MatrixXd &	sol,
		const Eigen::MatrixXd &	pressure,
		const double	t,
		const double	dt,
		const ExportOptions &	opts,
		std::vector< SolutionFrame > &	solution_frames
	)		const

saves the volume vtu file

Parameters

[in]	path	filename
[in]	state	state to get the data
[in]	sol	solution
[in]	pressure	pressure
[in]	t	time
[in]	dt	delta t
[in]	opts	export options
[out]	solution_frames	saves the output here instead of vtu

Definition at line 1191 of file OutData.cpp.

References polyfem::io::OutGeometryData::ExportOptions::acceleration, polyfem::utils::append_rows_of_zeros(), polyfem::State::ass_vals_cache, polyfem::State::assembler, polyfem::io::Evaluator::average_grad_based_function(), polyfem::State::bases, polyfem::io::OutGeometryData::ExportOptions::body_ids, polyfem::io::OutGeometryData::ExportOptions::boundary_only, build_high_order_vis_mesh(), build_vis_mesh(), polyfem::assembler::ElementAssemblyValues::compute(), polyfem::io::Evaluator::compute_scalar_value(), polyfem::io::Evaluator::compute_tensor_value(), polyfem::mesh::Mesh::dimension(), polyfem::State::disc_orders, polyfem::io::OutGeometryData::ExportOptions::discretization_order, polyfem::assembler::Problem::exact(), polyfem::io::OutGeometryData::ExportOptions::forces, polyfem::State::geom_bases(), polyfem::mesh::Mesh::get_body_id(), polyfem::mesh::Obstacle::get_edge_connectivity(), polyfem::mesh::Obstacle::get_face_connectivity(), polyfem::mesh::Obstacle::get_vertex_connectivity(), grid_points, grid_points_bc, grid_points_to_elements, polyfem::assembler::Problem::has_exact_sol(), polyfem::io::Evaluator::interpolate_at_local_vals(), polyfem::io::Evaluator::interpolate_function(), polyfem::mesh::Mesh::is_cube(), polyfem::assembler::Problem::is_scalar(), polyfem::mesh::Mesh::is_simplex(), polyfem::assembler::Problem::is_time_dependent(), polyfem::mesh::Mesh::is_volume(), polyfem::State::mass_matrix_assembler, polyfem::io::OutGeometryData::ExportOptions::material_params, polyfem::State::mesh, polyfem::State::mixed_assembler, polyfem::State::n_bases, polyfem::mesh::Mesh::n_face_vertices(), polyfem::mesh::Obstacle::n_vertices(), polyfem::solver::SolveData::named_forms(), polyfem::mesh::Obstacle::ndof(), polyfem::io::OutGeometryData::ExportOptions::nodes, polyfem::State::obstacle, polyfem::autogen::p_nodes_2d(), polyfem::autogen::p_nodes_3d(), polyfem::assembler::Assembler::parameters(), polyfem::State::polys, polyfem::State::polys_3d, polyfem::State::pressure_bases, polyfem::State::problem, polyfem::autogen::q_nodes_2d(), polyfem::autogen::q_nodes_3d(), ref_element_sampler, save_volume_vector_field(), polyfem::io::OutGeometryData::ExportOptions::scalar_values, polyfem::io::OutGeometryData::ExportOptions::sol_on_grid, polyfem::State::solve_data, polyfem::io::OutGeometryData::ExportOptions::solve_export_to_file, polyfem::io::OutGeometryData::ExportOptions::tensor_values, polyfem::solver::SolveData::time_integrator, polyfem::utils::unflatten(), polyfem::io::OutGeometryData::ExportOptions::use_hdf5, polyfem::io::OutGeometryData::ExportOptions::use_sampler, polyfem::io::OutGeometryData::ExportOptions::use_spline, polyfem::mesh::Obstacle::v(), vals, and polyfem::io::OutGeometryData::ExportOptions::velocity.

Referenced by save_vtu().

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save_volume_vector_field()

void polyfem::io::OutGeometryData::save_volume_vector_field ( const State &  state, const Eigen::MatrixXd &  points, const ExportOptions &  opts, const std::string &  name, const Eigen::VectorXd &  field, paraviewo::ParaviewWriter &  writer  ) const

private

Definition at line 1735 of file OutData.cpp.

References polyfem::State::bases, polyfem::io::OutGeometryData::ExportOptions::boundary_only, polyfem::State::disc_orders, polyfem::io::Evaluator::interpolate_function(), polyfem::State::mesh, polyfem::mesh::Obstacle::n_vertices(), polyfem::mesh::Obstacle::ndof(), polyfem::State::obstacle, polyfem::State::polys, polyfem::State::polys_3d, polyfem::State::problem, ref_element_sampler, polyfem::io::OutGeometryData::ExportOptions::solve_export_to_file, polyfem::utils::unflatten(), and polyfem::io::OutGeometryData::ExportOptions::use_sampler.

Referenced by save_volume().

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save_vtu()

void polyfem::io::OutGeometryData::save_vtu	(	const std::string &	path,
		const State &	state,
		const Eigen::MatrixXd &	sol,
		const Eigen::MatrixXd &	pressure,
		const double	t,
		const double	dt,
		const ExportOptions &	opts,
		const bool	is_contact_enabled,
		std::vector< SolutionFrame > &	solution_frames
	)		const

saves the vtu file for time t

Parameters

[in]	path	filename
[in]	state	state to get the data
[in]	sol	solution
[in]	pressure	pressure
[in]	t	time
[in]	dt	delta t
[in]	opts	export options
[in]	is_contact_enabled	if contact is enabled
[out]	solution_frames	saves the output here instead of vtu

Definition at line 1108 of file OutData.cpp.

References polyfem::io::OutGeometryData::ExportOptions::contact_forces, polyfem::io::OutGeometryData::ExportOptions::file_extension(), polyfem::io::OutGeometryData::ExportOptions::friction_forces, polyfem::logger(), polyfem::State::mesh, polyfem::State::n_bases, polyfem::io::OutGeometryData::ExportOptions::points, polyfem::State::rhs, save_contact_surface(), save_points(), save_surface(), save_volume(), save_wire(), polyfem::io::OutGeometryData::ExportOptions::solve_export_to_file, polyfem::io::OutGeometryData::ExportOptions::surface, polyfem::io::OutGeometryData::ExportOptions::volume, and polyfem::io::OutGeometryData::ExportOptions::wire.

Referenced by export_data(), polyfem::State::save_subsolve(), and polyfem::State::save_timestep().

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save_wire()

void polyfem::io::OutGeometryData::save_wire	(	const std::string &	name,
		const State &	state,
		const Eigen::MatrixXd &	sol,
		const double	t,
		const ExportOptions &	opts,
		std::vector< SolutionFrame > &	solution_frames
	)		const

saves the wireframe

Parameters

[in]	name	filename
[in]	state	state to get the data
[in]	sol	solution
[in]	t	time
[in]	opts	export options
[out]	solution_frames	saves the output here instead of vtu

Definition at line 2057 of file OutData.cpp.

References polyfem::State::assembler, polyfem::State::bases, polyfem::io::Evaluator::compute_scalar_value(), polyfem::mesh::Mesh::dimension(), polyfem::State::disc_orders, polyfem::assembler::Problem::exact(), faces, polyfem::State::geom_bases(), polyfem::assembler::Problem::has_exact_sol(), polyfem::io::Evaluator::interpolate_function(), polyfem::mesh::Mesh::is_cube(), polyfem::assembler::Problem::is_scalar(), polyfem::mesh::Mesh::is_simplex(), polyfem::mesh::Mesh::is_volume(), polyfem::State::mesh, polyfem::State::polys, polyfem::State::polys_3d, polyfem::State::problem, ref_element_sampler, polyfem::utils::RefElementSampler::simplex_points(), polyfem::io::OutGeometryData::ExportOptions::solve_export_to_file, and polyfem::io::OutGeometryData::ExportOptions::use_hdf5.

Referenced by save_vtu().

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Member Data Documentation

grid_points

Eigen::MatrixXd polyfem::io::OutGeometryData::grid_points

private

grid mesh points to export solution sampled on a grid

Definition at line 273 of file OutData.hpp.

Referenced by build_grid(), and save_volume().

grid_points_bc

Eigen::MatrixXd polyfem::io::OutGeometryData::grid_points_bc

private

grid mesh boundaries

Definition at line 277 of file OutData.hpp.

Referenced by build_grid(), and save_volume().

grid_points_to_elements

Eigen::MatrixXi polyfem::io::OutGeometryData::grid_points_to_elements

private

grid mesh mapping to fe elements

Definition at line 275 of file OutData.hpp.

Referenced by build_grid(), and save_volume().

ref_element_sampler

utils::RefElementSampler polyfem::io::OutGeometryData::ref_element_sampler

private

used to sample the solution

Definition at line 270 of file OutData.hpp.

Referenced by build_vis_boundary_mesh(), build_vis_mesh(), init_sampler(), save_volume(), save_volume_vector_field(), and save_wire().

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The documentation for this class was generated from the following files:

• src/polyfem/io/OutData.hpp
• src/polyfem/io/OutData.cpp