#include <serial_contact_manager.h>

Inheritance diagram for nimble::SerialContactManager:

Public Member Functions
	SerialContactManager (std::shared_ptr< ContactInterface > interface, nimble::DataManager &data_manager)

void	ComputeContactForce (int step, bool debug_output, nimble::Viewify< 2 > contact_force) override
	Compute the contact force.

virtual void	ComputeSerialContactForce (int step, bool debug_output, nimble::Viewify< 2 > contact_force)=0

Public Member Functions inherited from nimble::ContactManager
	ContactManager (std::shared_ptr< ContactInterface > interface, nimble::DataManager &data_manager)
	Constructor.

virtual	~ContactManager ()=default
	Default destructor.

bool	ContactEnabled () const
	Indicates whether contact is enabled or not.

void	SetPenaltyParameter (double penalty_parameter)
	Set the penalty parameter for enforcing contact.

void	CreateContactEntities (GenesisMesh const &mesh, nimble::VectorCommunicator &mpi_container, std::vector< int > const &primary_block_ids, std::vector< int > const &secondary_block_ids)
	Create contact entities between different blocks.

virtual void	InitializeContactVisualization (std::string const &contact_visualization_exodus_file_name)
	Initialize contact visualization output.

virtual void	ContactVisualizationWriteStep (double time_current)
	Write information about contact.

size_t	numContactFaces () const
	Returns the number of contact faces.

size_t	numContactNodes () const
	Returns the number of contact nodes.

size_t	numActiveContactFaces () const
	Returns the number of contact faces "actively" in collision.

size_t	numActiveContactNodes () const
	Returns the number of contact nodes "actively" in collision.

const std::unordered_map< std::string, double > &	getTimers ()
	Return timing information.

double	GetPenaltyForceParam () const noexcept
	Return the penalty coefficient for enforcing contact force.

Additional Inherited Members
Public Types inherited from nimble::ContactManager
enum	ProjectionType { UNKNOWN = 0 , NODE_OR_EDGE = 1 , FACE = 2 }

typedef enum nimble::ContactManager::ProjectionType	PROJECTION_TYPE

Static Public Member Functions inherited from nimble::ContactManager
static void	SkinBlocks (GenesisMesh const &mesh, std::vector< int > const &block_ids, int entity_id_offset, std::vector< std::vector< int > > &skin_faces, std::vector< int > &entity_ids)

static void	RemoveInternalSkinFaces (GenesisMesh const &mesh, std::vector< std::vector< int > > &faces, std::vector< int > &entity_ids)

static void	SimpleClosestPointProjectionSingle (const ContactEntity &node, const ContactEntity &tri, PROJECTION_TYPE projection_type, ContactEntity::vertex closest_point, double &gap, double *normal, double tolerance=1.e-8)
	Compute the projection of a point onto a triangular face.

static void	Projection (const ContactEntity &node, const ContactEntity &tri, bool &in, double &gap, double normal, double barycentric_coordinates, double tolerance=1.e-8)
	Compute the projection of a point onto a triangular face.

Protected Member Functions inherited from nimble::ContactManager
void	WriteVisualizationData (double t)
	Write visualization data to Exodus file at time t.

template<typename ArgT>
void	CreateContactNodesAndFaces (std::vector< std::vector< int > > const &primary_skin_faces, std::vector< int > const &primary_skin_entity_ids, std::vector< int > const &secondary_node_ids, std::vector< int > const &secondary_node_entity_ids, std::map< int, double > const &secondary_node_char_lens, ArgT &contact_nodes, ArgT &contact_faces) const

void	BoundingBox (double &x_min, double &x_max, double &y_min, double &y_max, double &z_min, double &z_max) const

double	BoundingBoxAverageCharacteristicLengthOverAllRanks () const

void	ComputeContactForce (int step, bool debug_output)

void	ApplyDisplacements (nimble_kokkos::DeviceVectorNodeView displacement_d)

void	GetForces (nimble_kokkos::DeviceVectorNodeView contact_force_d) const

void	BruteForceBoxIntersectionSearch (std::vector< ContactEntity > const &nodes, std::vector< ContactEntity > const &triangles)

void	ClosestPointProjection (const ContactEntity nodes, const ContactEntity triangles, ContactEntity::vertex closest_points, PROJECTION_TYPE projection_types, std::size_t num_elements)

void	ClosestPointProjectionSingle (const ContactEntity &node, const ContactEntity &tri, ContactEntity::vertex closest_point, PROJECTION_TYPE projection_type, double tolerance)

const ContactEntity &	getContactFace (size_t i_face) const
	Returns a read-only reference to contact face entity.

const ContactEntity &	getContactNode (size_t i_node) const
	Returns a read-only reference to contact node entity.

void	ResetContactStatus ()
	Reset the contact status for all entities.

void	ZeroContactForce ()
	Zero the contact forces.

template<typename VecType>
void	EnforceNodeFaceInteraction (ContactEntity &node, ContactEntity &face, const double gap, const double direction[3], const double facet_coordinates[3], VecType &full_contact_force) const

NIMBLE_INLINE_FUNCTION void	startTimer (const std::string &str_val)

NIMBLE_INLINE_FUNCTION void	stopTimer (const std::string &str_val)

Protected Attributes inherited from nimble::ContactManager
nimble::DataManager &	data_manager_

nimble::TimeKeeper	total_search_time

nimble::TimeKeeper	total_enforcement_time

std::size_t	total_num_contacts = 0

PenaltyContactEnforcement	enforcement

bool	contact_enabled_ = false

double	penalty_parameter_

std::vector< int >	node_ids_

std::vector< double >	model_coord_

std::vector< double >	coord_

std::vector< double >	force_

double	contact_visualization_model_coord_bounding_box_ [6] = {0.0, 0.0, 0.0, 0.0, 0.0, 0.0}

nimble::GenesisMesh	genesis_mesh_for_contact_visualization_

nimble::ExodusOutput	exodus_output_for_contact_visualization_

nimble_kokkos::DeviceIntegerArrayView	node_ids_d_ = nimble_kokkos::DeviceIntegerArrayView("contact node_ids_d", 1)

nimble_kokkos::DeviceScalarNodeView	model_coord_d_ = nimble_kokkos::DeviceScalarNodeView("contact model_coord_d", 1)

nimble_kokkos::DeviceScalarNodeView	coord_d_ = nimble_kokkos::DeviceScalarNodeView("contact coord_d", 1)

nimble_kokkos::DeviceScalarNodeView	force_d_ = nimble_kokkos::DeviceScalarNodeView("contact force_d", 1)

nimble_kokkos::DeviceContactEntityArrayView	contact_faces_d_

nimble_kokkos::DeviceContactEntityArrayView	contact_nodes_d_

nimble_kokkos::HostContactEntityArrayView	contact_faces_h_

nimble_kokkos::HostContactEntityArrayView	contact_nodes_h_

nimble_kokkos::ModelData *	model_data_ = nullptr

std::unordered_map< std::string, double >	timers_

std::shared_ptr< ContactInterface >	contact_interface

Constructor & Destructor Documentation

◆ SerialContactManager()

nimble::SerialContactManager::SerialContactManager	(	std::shared_ptr< ContactInterface >	interface,
		nimble::DataManager &	data_manager )

    : ContactManager{interface, data_manager}
{
}

Member Function Documentation

◆ ComputeContactForce()

void nimble::SerialContactManager::ComputeContactForce	(	int	step,
		bool	debug_output,
		nimble::Viewify< 2 >	contact_force )

inlineoverridevirtual

Compute the contact force.

Parameters

data_manager
step
debug_output
contact_force

Reimplemented from nimble::ContactManager.

  {
    ComputeSerialContactForce(step, debug_output, contact_force);
  }

◆ ComputeSerialContactForce()

virtual void nimble::SerialContactManager::ComputeSerialContactForce	(	int	step,
		bool	debug_output,
		nimble::Viewify< 2 >	contact_force )

pure virtual

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

src/contact/serial/serial_contact_manager.h
src/contact/serial/serial_contact_manager.cc

Public Member Functions

Additional Inherited Members

Constructor & Destructor Documentation

◆ SerialContactManager()

Member Function Documentation

◆ ComputeContactForce()

◆ ComputeSerialContactForce()