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element_group.hh
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/**
* @file element_group.hh
*
* @author Dana Christen <dana.christen@gmail.com>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri May 03 2013
* @date last modification: Fri Sep 05 2014
*
* @brief Stores information relevent to the notion of domain boundary and surfaces.
*
* @section LICENSE
*
* Copyright (©) 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_ELEMENT_GROUP_HH__
#define __AKANTU_ELEMENT_GROUP_HH__
#include <set>
#include "aka_common.hh"
#include "aka_memory.hh"
#include "element_type_map.hh"
#include "node_group.hh"
#include "dumpable.hh"
__BEGIN_AKANTU__
class Mesh;
class Element;
/* -------------------------------------------------------------------------- */
class ElementGroup : private Memory, public Dumpable {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
ElementGroup(const std::string & name,
const Mesh & mesh,
NodeGroup & node_group,
UInt dimension = _all_dimensions,
const std::string & id = "element_group",
const MemoryID & memory_id = 0);
/* ------------------------------------------------------------------------ */
/* Type definitions */
/* ------------------------------------------------------------------------ */
public:
typedef ElementTypeMapArray<UInt> ElementList;
typedef Array<UInt> NodeList;
/* ------------------------------------------------------------------------ */
/* Node iterator */
/* ------------------------------------------------------------------------ */
typedef NodeGroup::const_node_iterator const_node_iterator;
inline const_node_iterator node_begin() const;
inline const_node_iterator node_end() const;
/* ------------------------------------------------------------------------ */
/* Element iterator */
/* ------------------------------------------------------------------------ */
typedef ElementList::type_iterator type_iterator;
inline type_iterator firstType(UInt dim = _all_dimensions,
const GhostType & ghost_type = _not_ghost,
const ElementKind & kind = _ek_regular) const;
inline type_iterator lastType(UInt dim = _all_dimensions,
const GhostType & ghost_type = _not_ghost,
const ElementKind & kind = _ek_regular) const;
typedef Array<UInt>::const_iterator<UInt> const_element_iterator;
inline const_element_iterator element_begin(const ElementType & type,
const GhostType & ghost_type = _not_ghost) const;
inline const_element_iterator element_end(const ElementType & type,
const GhostType & ghost_type = _not_ghost) const;
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// empty the element group
void empty();
/// append another group to this group
/// BE CAREFUL: it doesn't conserve the element order
void append(const ElementGroup & other_group);
/// add an element to the group. By default the it does not add the nodes to the group
inline void add(const Element & el, bool add_nodes = false, bool check_for_duplicate = true);
/// \todo fix the default for add_nodes : make it coherent with the other method
inline void add(const ElementType & type, UInt element,
const GhostType & ghost_type = _not_ghost,
bool add_nodes = true, bool check_for_duplicate = true);
inline void addNode(UInt node_id, bool check_for_duplicate = true);
/// function to print the contain of the class
virtual void printself(std::ostream & stream, int indent = 0) const;
/// fill the elements based on the underlying node group.
virtual void fillFromNodeGroup();
// sort and remove duplicated values
void optimize();
private:
inline void addElement(const ElementType & elem_type,
UInt elem_id,
const GhostType & ghost_type);
friend class GroupManager;
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
AKANTU_GET_MACRO_BY_ELEMENT_TYPE_CONST(Elements, elements, UInt);
AKANTU_GET_MACRO(Elements, elements, const ElementTypeMapArray<UInt> &);
AKANTU_GET_MACRO(Nodes, node_group.getNodes(), const Array<UInt> &);
AKANTU_GET_MACRO(NodeGroup, node_group, const NodeGroup &);
AKANTU_GET_MACRO_NOT_CONST(NodeGroup, node_group, NodeGroup &);
AKANTU_GET_MACRO(Dimension, dimension, UInt);
AKANTU_GET_MACRO(Name, name, std::string);
inline UInt getNbNodes() const;
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
/// Mesh to which this group belongs
const Mesh & mesh;
/// name of the group
std::string name;
/// list of elements composing the group
ElementList elements;
/// sub list of nodes which are composing the elements
NodeGroup & node_group;
/// group dimension
UInt dimension;
/// empty arry for the iterator to work when an element type not present
Array<UInt> empty_elements;
};
/// standard output stream operator
inline std::ostream & operator << (std::ostream & stream, const ElementGroup &_this) {
_this.printself(stream);
return stream;
}
__END_AKANTU__
#include "element.hh"
#include "element_group_inline_impl.cc"
#endif /* __AKANTU_ELEMENT_GROUP_HH__ */

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