Interface of a lattice-based fluid model. More...

#include <LBWalberlaBase.hpp>

Inheritance diagram for LBWalberlaBase:

Collaboration diagram for LBWalberlaBase:

Public Member Functions
	~LBWalberlaBase () override=default

virtual void	integrate ()=0
	Integrate LB for one time step.

virtual void	ghost_communication ()=0
	Perform ghost communication of PDF and applied forces.

virtual std::size_t	stencil_size () const noexcept=0
	Number of discretized velocities in the PDF.

virtual bool	is_double_precision () const noexcept=0
	Whether kernels use double-precision floating point numbers.

virtual std::optional< Utils::Vector3d >	get_velocity_at_pos (Utils::Vector3d const &position, bool consider_points_in_halo=false) const =0
	Get interpolated velocities at a position.

virtual std::vector< Utils::Vector3d >	get_velocities_at_pos (std::vector< Utils::Vector3d > const &pos)=0
	Get interpolated velocities at positions.

virtual std::optional< double >	get_density_at_pos (Utils::Vector3d const &position, bool consider_points_in_halo=false) const =0
	Get interpolated densities at a position.

virtual bool	add_force_at_pos (Utils::Vector3d const &position, Utils::Vector3d const &force)=0
	Interpolate a force to the stored forces to be applied on nodes in the next time step.

virtual void	add_forces_at_pos (std::vector< Utils::Vector3d > const &positions, std::vector< Utils::Vector3d > const &forces)=0
	Interpolate forces to the stored forces to be applied on nodes in the next time step.

virtual std::optional< Utils::Vector3d >	get_node_force_to_be_applied (Utils::Vector3i const &node) const =0
	Get stored force to be applied on node in the next time step.

virtual std::optional< Utils::Vector3d >	get_node_last_applied_force (Utils::Vector3i const &node, bool consider_ghosts=false) const =0
	Get stored force that was applied on node in the last time step.

virtual bool	set_node_last_applied_force (Utils::Vector3i const &node, Utils::Vector3d const &force)=0
	Set stored force that was applied on node in the last time step.

virtual std::vector< double >	get_slice_last_applied_force (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner) const =0
	Get stored force that was applied on slice in the last time step.

virtual void	set_slice_last_applied_force (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner, std::vector< double > const &force)=0
	Set stored force that was applied on slice in the last time step.

virtual std::optional< std::vector< double > >	get_node_population (Utils::Vector3i const &node, bool consider_ghosts=false) const =0
	Get node population.

virtual bool	set_node_population (Utils::Vector3i const &node, std::vector< double > const &population)=0
	Set node population.

virtual std::vector< double >	get_slice_population (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner) const =0
	Get slice population.

virtual void	set_slice_population (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner, std::vector< double > const &population)=0
	Set slice population.

virtual std::optional< Utils::Vector3d >	get_node_velocity (Utils::Vector3i const &node, bool consider_ghosts=false) const =0
	Get node velocity.

virtual bool	set_node_velocity (Utils::Vector3i const &node, Utils::Vector3d const &v)=0
	Set node velocity.

virtual std::vector< double >	get_slice_velocity (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner) const =0
	Get slice velocity.

virtual void	set_slice_velocity (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner, std::vector< double > const &velocity)=0
	Set slice velocity.

virtual std::optional< double >	get_node_density (Utils::Vector3i const &node, bool consider_ghosts=false) const =0
	Get node density.

virtual bool	set_node_density (Utils::Vector3i const &node, double density)=0
	Set node density.

virtual std::vector< double >	get_slice_density (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner) const =0
	Get slice density.

virtual void	set_slice_density (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner, std::vector< double > const &density)=0
	Set slice density.

virtual std::optional< Utils::Vector3d >	get_node_velocity_at_boundary (Utils::Vector3i const &node, bool consider_ghosts=false) const =0
	Get node velocity boundary conditions.

virtual bool	set_node_velocity_at_boundary (Utils::Vector3i const &node, Utils::Vector3d const &velocity)=0
	Set node velocity boundary conditions.

virtual std::vector< std::optional< Utils::Vector3d > >	get_slice_velocity_at_boundary (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner) const =0
	Get slice velocity boundary conditions.

virtual void	set_slice_velocity_at_boundary (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner, std::vector< std::optional< Utils::Vector3d > > const &velocity)=0
	Set slice velocity boundary conditions.

virtual std::optional< Utils::Vector3d >	get_node_boundary_force (Utils::Vector3i const &node) const =0
	Get (stored) force applied on node due to boundary condition.

virtual bool	remove_node_from_boundary (Utils::Vector3i const &node)=0
	Remove a node from the boundaries.

virtual std::optional< bool >	get_node_is_boundary (Utils::Vector3i const &node, bool consider_ghosts=false) const =0
	Check if node has velocity boundary conditions.

virtual std::vector< bool >	get_slice_is_boundary (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner) const =0
	Check if slice has velocity boundary conditions.

virtual void	reallocate_ubb_field ()=0
	Rebuild the UBB field.

virtual void	clear_boundaries ()=0
	Clear the boundary flag field and the UBB field.

virtual void	update_boundary_from_shape (std::vector< int > const &, std::vector< double > const &)=0
	Update boundary conditions from a rasterized shape.

virtual void	set_collision_model (double kT, unsigned int seed)=0
	Configure the default collision model.

virtual void	set_collision_model (std::unique_ptr< LeesEdwardsPack > &&lees_edwards_pack)=0
	Configure a thermalized collision model for Lees-Edwards.

virtual void	check_lebc (unsigned int shear_direction, unsigned int shear_plane_normal) const =0
	Check Lees-Edwards boundary conditions.

virtual std::optional< Utils::VectorXd< 9 > >	get_node_pressure_tensor (Utils::Vector3i const &node) const =0
	Get node pressure tensor.

virtual std::vector< double >	get_slice_pressure_tensor (Utils::Vector3i const &lower_corner, Utils::Vector3i const &upper_corner) const =0
	Get slice pressure tensor.

virtual Utils::VectorXd< 9 >	get_pressure_tensor () const =0
	Calculate average pressure tensor of the local domain.

virtual Utils::Vector3d	get_momentum () const =0
	Calculate momentum of the local domain.

virtual void	set_external_force (Utils::Vector3d const &ext_force)=0
	Set a global external force.

virtual Utils::Vector3d	get_external_force () const noexcept=0
	Get the global external force.

virtual void	set_viscosity (double viscosity)=0
	Set the fluid viscosity.

virtual double	get_viscosity () const noexcept=0
	Get the fluid viscosity.

virtual double	get_density () const noexcept=0
	Get the fluid density.

virtual double	get_kT () const noexcept=0
	Get the fluid temperature (if thermalized).

virtual unsigned int	get_seed () const noexcept=0
	Get the RNG seed (if thermalized).

virtual std::optional< uint64_t >	get_rng_state () const =0
	Set the RNG counter (if thermalized).

virtual void	set_rng_state (uint64_t counter)=0
	Set the RNG counter (if thermalized).

virtual std::size_t	get_velocity_field_id () const noexcept=0
	get the velocity field id

virtual std::size_t	get_force_field_id () const noexcept=0
	get the force field id

virtual bool	is_gpu () const noexcept=0

Public Member Functions inherited from LatticeModel
virtual	~LatticeModel ()=default

virtual LatticeWalberla const &	get_lattice () const noexcept=0
	Get the underlying lattice.

std::shared_ptr< VTKHandle >	create_vtk (int delta_N, int initial_count, int flag_observables, units_map const &units_conversion, std::string const &identifier, std::string const &base_folder, std::string const &prefix)
	Create a VTK observable.

void	write_vtk (std::string const &vtk_uid)
	Write a VTK observable to disk.

void	switch_vtk (std::string const &vtk_uid, bool status)
	Toggle a VTK observable on/off.

Additional Inherited Members
Public Types inherited from LatticeModel
using	units_map = std::unordered_map< std::string, double >

Protected Member Functions inherited from LatticeModel
virtual void	register_vtk_field_writers (walberla::vtk::VTKOutput &vtk_obj, units_map const &units_conversion, int flag_observables)=0
	Register VTK writers.

virtual void	register_vtk_field_filters (walberla::vtk::VTKOutput &vtk_obj)=0

virtual void	integrate_vtk_writers ()=0

Protected Attributes inherited from LatticeModel
std::map< std::string, std::shared_ptr< VTKHandle > >	m_vtk_auto
	VTK writers that are executed automatically.

std::map< std::string, std::shared_ptr< VTKHandle > >	m_vtk_manual
	VTK writers that are executed manually.

Detailed Description

Interface of a lattice-based fluid model.

Definition at line 41 of file LBWalberlaBase.hpp.

Constructor & Destructor Documentation

◆ ~LBWalberlaBase()

LBWalberlaBase::~LBWalberlaBase ( )

overridedefault

Member Function Documentation

◆ add_force_at_pos()

virtual bool LBWalberlaBase::add_force_at_pos	(	Utils::Vector3d const &	position,
		Utils::Vector3d const &	force
	)

pure virtual

Interpolate a force to the stored forces to be applied on nodes in the next time step.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ add_forces_at_pos()

virtual void LBWalberlaBase::add_forces_at_pos	(	std::vector< Utils::Vector3d > const &	positions,
		std::vector< Utils::Vector3d > const &	forces
	)

pure virtual

Interpolate forces to the stored forces to be applied on nodes in the next time step.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ check_lebc()

virtual void LBWalberlaBase::check_lebc	(	unsigned int	shear_direction,
		unsigned int	shear_plane_normal
	)		const

pure virtual

Check Lees-Edwards boundary conditions.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ clear_boundaries()

virtual void LBWalberlaBase::clear_boundaries ( )

pure virtual

Clear the boundary flag field and the UBB field.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_density()

virtual double LBWalberlaBase::get_density ( ) const

pure virtualnoexcept

Get the fluid density.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_density_at_pos()

virtual std::optional< double > LBWalberlaBase::get_density_at_pos	(	Utils::Vector3d const &	position,
		bool	consider_points_in_halo = `false`
	)		const

pure virtual

Get interpolated densities at a position.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_external_force()

virtual Utils::Vector3d LBWalberlaBase::get_external_force ( ) const

pure virtualnoexcept

Get the global external force.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_force_field_id()

virtual std::size_t LBWalberlaBase::get_force_field_id ( ) const

pure virtualnoexcept

get the force field id

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_kT()

virtual double LBWalberlaBase::get_kT ( ) const

pure virtualnoexcept

Get the fluid temperature (if thermalized).

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_momentum()

virtual Utils::Vector3d LBWalberlaBase::get_momentum ( ) const

pure virtual

Calculate momentum of the local domain.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_node_boundary_force()

virtual std::optional< Utils::Vector3d > LBWalberlaBase::get_node_boundary_force ( Utils::Vector3i const & node ) const

pure virtual

Get (stored) force applied on node due to boundary condition.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_node_density()

virtual std::optional< double > LBWalberlaBase::get_node_density	(	Utils::Vector3i const &	node,
		bool	consider_ghosts = `false`
	)		const

pure virtual

Get node density.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_node_force_to_be_applied()

virtual std::optional< Utils::Vector3d > LBWalberlaBase::get_node_force_to_be_applied ( Utils::Vector3i const & node ) const

pure virtual

Get stored force to be applied on node in the next time step.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_node_is_boundary()

virtual std::optional< bool > LBWalberlaBase::get_node_is_boundary	(	Utils::Vector3i const &	node,
		bool	consider_ghosts = `false`
	)		const

pure virtual

Check if node has velocity boundary conditions.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_node_last_applied_force()

virtual std::optional< Utils::Vector3d > LBWalberlaBase::get_node_last_applied_force	(	Utils::Vector3i const &	node,
		bool	consider_ghosts = `false`
	)		const

pure virtual

Get stored force that was applied on node in the last time step.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_node_population()

virtual std::optional< std::vector< double > > LBWalberlaBase::get_node_population	(	Utils::Vector3i const &	node,
		bool	consider_ghosts = `false`
	)		const

pure virtual

Get node population.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_node_pressure_tensor()

virtual std::optional< Utils::VectorXd< 9 > > LBWalberlaBase::get_node_pressure_tensor ( Utils::Vector3i const & node ) const

pure virtual

Get node pressure tensor.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_node_velocity()

virtual std::optional< Utils::Vector3d > LBWalberlaBase::get_node_velocity	(	Utils::Vector3i const &	node,
		bool	consider_ghosts = `false`
	)		const

pure virtual

Get node velocity.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_node_velocity_at_boundary()

virtual std::optional< Utils::Vector3d > LBWalberlaBase::get_node_velocity_at_boundary	(	Utils::Vector3i const &	node,
		bool	consider_ghosts = `false`
	)		const

pure virtual

Get node velocity boundary conditions.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_pressure_tensor()

virtual Utils::VectorXd< 9 > LBWalberlaBase::get_pressure_tensor ( ) const

pure virtual

Calculate average pressure tensor of the local domain.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_rng_state()

virtual std::optional< uint64_t > LBWalberlaBase::get_rng_state ( ) const

pure virtual

Set the RNG counter (if thermalized).

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_seed()

virtual unsigned int LBWalberlaBase::get_seed ( ) const

pure virtualnoexcept

Get the RNG seed (if thermalized).

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_slice_density()

virtual std::vector< double > LBWalberlaBase::get_slice_density	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner
	)		const

pure virtual

Get slice density.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ get_slice_is_boundary()

virtual std::vector< bool > LBWalberlaBase::get_slice_is_boundary	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner
	)		const

pure virtual

Check if slice has velocity boundary conditions.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ get_slice_last_applied_force()

virtual std::vector< double > LBWalberlaBase::get_slice_last_applied_force	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner
	)		const

pure virtual

Get stored force that was applied on slice in the last time step.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ get_slice_population()

virtual std::vector< double > LBWalberlaBase::get_slice_population	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner
	)		const

pure virtual

Get slice population.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ get_slice_pressure_tensor()

virtual std::vector< double > LBWalberlaBase::get_slice_pressure_tensor	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner
	)		const

pure virtual

Get slice pressure tensor.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ get_slice_velocity()

virtual std::vector< double > LBWalberlaBase::get_slice_velocity	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner
	)		const

pure virtual

Get slice velocity.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ get_slice_velocity_at_boundary()

virtual std::vector< std::optional< Utils::Vector3d > > LBWalberlaBase::get_slice_velocity_at_boundary	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner
	)		const

pure virtual

Get slice velocity boundary conditions.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ get_velocities_at_pos()

virtual std::vector< Utils::Vector3d > LBWalberlaBase::get_velocities_at_pos ( std::vector< Utils::Vector3d > const & pos )

pure virtual

Get interpolated velocities at positions.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_velocity_at_pos()

virtual std::optional< Utils::Vector3d > LBWalberlaBase::get_velocity_at_pos	(	Utils::Vector3d const &	position,
		bool	consider_points_in_halo = `false`
	)		const

pure virtual

Get interpolated velocities at a position.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_velocity_field_id()

virtual std::size_t LBWalberlaBase::get_velocity_field_id ( ) const

pure virtualnoexcept

get the velocity field id

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ get_viscosity()

virtual double LBWalberlaBase::get_viscosity ( ) const

pure virtualnoexcept

Get the fluid viscosity.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ ghost_communication()

virtual void LBWalberlaBase::ghost_communication ( )

pure virtual

Perform ghost communication of PDF and applied forces.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by LB::LBWalberla::update_collision_model().

◆ integrate()

virtual void LBWalberlaBase::integrate ( )

pure virtual

Integrate LB for one time step.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ is_double_precision()

virtual bool LBWalberlaBase::is_double_precision ( ) const

pure virtualnoexcept

Whether kernels use double-precision floating point numbers.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ is_gpu()

virtual bool LBWalberlaBase::is_gpu ( ) const

pure virtualnoexcept

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ reallocate_ubb_field()

virtual void LBWalberlaBase::reallocate_ubb_field ( )

pure virtual

Rebuild the UBB field.

This is an expensive operation.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ remove_node_from_boundary()

virtual bool LBWalberlaBase::remove_node_from_boundary ( Utils::Vector3i const & node )

pure virtual

Remove a node from the boundaries.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ set_collision_model() [1/2]

virtual void LBWalberlaBase::set_collision_model	(	double	kT,
		unsigned int	seed
	)

pure virtual

Configure the default collision model.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by LB::LBWalberla::update_collision_model().

◆ set_collision_model() [2/2]

virtual void LBWalberlaBase::set_collision_model ( std::unique_ptr< LeesEdwardsPack > && lees_edwards_pack )

pure virtual

Configure a thermalized collision model for Lees-Edwards.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ set_external_force()

virtual void LBWalberlaBase::set_external_force ( Utils::Vector3d const & ext_force )

pure virtual

Set a global external force.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ set_node_density()

virtual bool LBWalberlaBase::set_node_density	(	Utils::Vector3i const &	node,
		double	density
	)

pure virtual

Set node density.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ set_node_last_applied_force()

virtual bool LBWalberlaBase::set_node_last_applied_force	(	Utils::Vector3i const &	node,
		Utils::Vector3d const &	force
	)

pure virtual

Set stored force that was applied on node in the last time step.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ set_node_population()

virtual bool LBWalberlaBase::set_node_population	(	Utils::Vector3i const &	node,
		std::vector< double > const &	population
	)

pure virtual

Set node population.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ set_node_velocity()

virtual bool LBWalberlaBase::set_node_velocity	(	Utils::Vector3i const &	node,
		Utils::Vector3d const &	v
	)

pure virtual

Set node velocity.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ set_node_velocity_at_boundary()

virtual bool LBWalberlaBase::set_node_velocity_at_boundary	(	Utils::Vector3i const &	node,
		Utils::Vector3d const &	velocity
	)

pure virtual

Set node velocity boundary conditions.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ set_rng_state()

virtual void LBWalberlaBase::set_rng_state ( uint64_t counter )

pure virtual

Set the RNG counter (if thermalized).

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ set_slice_density()

virtual void LBWalberlaBase::set_slice_density	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner,
		std::vector< double > const &	density
	)

pure virtual

Set slice density.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ set_slice_last_applied_force()

virtual void LBWalberlaBase::set_slice_last_applied_force	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner,
		std::vector< double > const &	force
	)

pure virtual

Set stored force that was applied on slice in the last time step.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ set_slice_population()

virtual void LBWalberlaBase::set_slice_population	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner,
		std::vector< double > const &	population
	)

pure virtual

Set slice population.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ set_slice_velocity()

virtual void LBWalberlaBase::set_slice_velocity	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner,
		std::vector< double > const &	velocity
	)

pure virtual

Set slice velocity.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ set_slice_velocity_at_boundary()

virtual void LBWalberlaBase::set_slice_velocity_at_boundary	(	Utils::Vector3i const &	lower_corner,
		Utils::Vector3i const &	upper_corner,
		std::vector< std::optional< Utils::Vector3d > > const &	velocity
	)

pure virtual

Set slice velocity boundary conditions.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

Referenced by ScriptInterface::walberla::LBFluidSlice::do_call_method().

◆ set_viscosity()

virtual void LBWalberlaBase::set_viscosity ( double viscosity )

pure virtual

Set the fluid viscosity.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ stencil_size()

virtual std::size_t LBWalberlaBase::stencil_size ( ) const

pure virtualnoexcept

Number of discretized velocities in the PDF.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

◆ update_boundary_from_shape()

virtual void LBWalberlaBase::update_boundary_from_shape	(	std::vector< int > const &	,
		std::vector< double > const &
	)

pure virtual

Update boundary conditions from a rasterized shape.

Implemented in walberla::LBWalberlaImpl< FloatType, Architecture >.

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

LBWalberlaBase.hpp

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ ~LBWalberlaBase()

Member Function Documentation

◆ add_force_at_pos()

◆ add_forces_at_pos()

◆ check_lebc()

◆ clear_boundaries()

◆ get_density()

◆ get_density_at_pos()

◆ get_external_force()

◆ get_force_field_id()

◆ get_kT()

◆ get_momentum()

◆ get_node_boundary_force()

◆ get_node_density()

◆ get_node_force_to_be_applied()

◆ get_node_is_boundary()

◆ get_node_last_applied_force()

◆ get_node_population()

◆ get_node_pressure_tensor()

◆ get_node_velocity()

◆ get_node_velocity_at_boundary()

◆ get_pressure_tensor()

◆ get_rng_state()

◆ get_seed()

◆ get_slice_density()

◆ get_slice_is_boundary()

◆ get_slice_last_applied_force()

◆ get_slice_population()

◆ get_slice_pressure_tensor()

◆ get_slice_velocity()

◆ get_slice_velocity_at_boundary()

◆ get_velocities_at_pos()

◆ get_velocity_at_pos()

◆ get_velocity_field_id()

◆ get_viscosity()

◆ ghost_communication()

◆ integrate()

◆ is_double_precision()

◆ is_gpu()

◆ reallocate_ubb_field()

◆ remove_node_from_boundary()

◆ set_collision_model() [1/2]

◆ set_collision_model() [2/2]

◆ set_external_force()

◆ set_node_density()

◆ set_node_last_applied_force()

◆ set_node_population()

◆ set_node_velocity()

◆ set_node_velocity_at_boundary()

◆ set_rng_state()

◆ set_slice_density()

◆ set_slice_last_applied_force()

◆ set_slice_population()

◆ set_slice_velocity()

◆ set_slice_velocity_at_boundary()

◆ set_viscosity()

◆ stencil_size()

◆ update_boundary_from_shape()