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contact_search.hh
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contact_search.hh
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/**
* @file contact_search.hh
* @author David Kammer <david.kammer@epfl.ch>
* @author Leonardo Snozzi <leonardo.snozzi@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @date Fri Oct 8 10:43:54 2010
*
* @brief Interface of the search class for contact
*
* @section LICENSE
*
* <insert license here>
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_CONTACT_SEARCH_HH__
#define __AKANTU_CONTACT_SEARCH_HH__
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "aka_vector.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
class Contact;
class ContactNeighborStructure;
}
__BEGIN_AKANTU__
class PenetrationList {
public:
/// number of penetrating nodes
UInt nb_nodes;
/// nodes who have penetrated the master surface
Vector<UInt> penetrating_nodes;
/// list of penetrated facets
Vector<UInt> penetrated_facets_offset;
Vector<UInt> penetrated_facet;
/// normal of the penetrated facets
Vector<Real> facets_normals;
/// gap between the penetrated facets and the node
Vector<Real> gap;
/// position of the node projected on the penetrated facets
Vector<Real> projected_position;
};
/* -------------------------------------------------------------------------- */
class ContactSearch {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
ContactSearch(const Contact & contact,
const ContactNeighborStructureType & neighbors_structure_type,
const ContactSearchID & id = "search_contact");
virtual ~ContactSearch();
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// initialize the needed structures
virtual void initSearch();
/// build the penetration list
virtual PenetrationList * findPenetration(const Surface & master_surface) = 0;
/// update the neighbor structure
virtual void updateStructure(const Surface & master_surface);
/// check if the neighbor structure need an update
virtual bool checkIfUpdateStructureNeeded(const Surface & master_surface);
/// add a new master surface
void addMasterSurface(const Surface & master_surface);
/// remove a master surface
void removeMasterSurface(const Surface & master_surface);
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
AKANTU_GET_MACRO(Contact, contact, const Contact &);
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
/// id of the object
ContactSearchID id;
/// associated contact class
const Contact & contact;
/// type of the neighbors structure to create
const ContactNeighborStructureType & neighbors_structure_type;
/// structure used to handle neighbors lists
std::map<Surface, ContactNeighborStructure *> neighbors_structure;
};
__END_AKANTU__
#endif /* __AKANTU_CONTACT_SEARCH_HH__ */

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