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aka_grid.hh
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/**
* @file aka_grid.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date Wed Aug 31 11:09:48 2011
*
* @brief A regular grid that can contain information per cells
*
* @section LICENSE
*
* Copyright (©) 2010-2011 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/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "aka_csr.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_AKA_GRID_HH__
#define __AKANTU_AKA_GRID_HH__
__BEGIN_AKANTU__
class Mesh;
template<typename T>
class RegularGrid {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
RegularGrid() {};
RegularGrid(UInt dimension, Real * lower_bounds,
Real * upper_bounds, Real * spacing);
virtual ~RegularGrid() {};
class Cell;
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
void saveAsMesh(Mesh & mesh) const;
// void beginInsertions() { data.countToCSR(); data.resizeCols(); data.beginInsertions(); }
// void endInsertions() { data.endInsertions(); }
void insert(const T & d, const Vector<Real> & position);
// inline void count(const Vector<Real> & position);
inline Cell getCell(const Vector<Real> & position) const;
inline UInt getCell(Real position, UInt direction) const;
/// function to print the contain of the class
virtual void printself(std::ostream & stream, int indent = 0) const;
typedef typename Array<T>::template iterator<T> iterator;
typedef typename Array<T>::template const_iterator<T> const_iterator;
inline iterator beginCell(const Cell & cell);
inline iterator endCell(const Cell cell);
inline const_iterator beginCell(const Cell & cell) const;
inline const_iterator endCell(const Cell & cell) const;
class neighbor_cells_iterator;
inline neighbor_cells_iterator beginNeighborCells(const Cell & cell);
inline neighbor_cells_iterator endNeighborCells(const Cell & cell);
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
inline UInt getNbCells(UInt dim) const { return nb_cells[dim]; };
AKANTU_GET_MACRO(Dimension, dimension, UInt)
friend class Cell;
void getLocalLowerBounds(Real * x_min) const
{ for (UInt i = 0; i < dimension; ++i) x_min[i] = lower_bounds[i]; }
void getLocalUpperBounds(Real * x_max) const
{ for (UInt i = 0; i < dimension; ++i) x_max[i] = upper_bounds[i]; }
void getSpacing(Real * sp) const
{ for (UInt i = 0; i < dimension; ++i) sp[i] = spacing[i]; }
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
Array< Array<T> > data;
// CSR<T> data;
UInt dimension;
Real lower_bounds[3];
Real upper_bounds[3];
UInt nb_cells[3];
UInt total_nb_cells;
Real spacing[3];
};
/* -------------------------------------------------------------------------- */
/* inline functions */
/* -------------------------------------------------------------------------- */
#include "aka_grid_tmpl.hh"
/// standard output stream operator
template<typename T>
inline std::ostream & operator <<(std::ostream & stream, const RegularGrid<T> & _this)
{
_this.printself(stream);
return stream;
}
__END_AKANTU__
#endif /* __AKANTU_AKA_GRID_HH__ */

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