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/* This file is part of the OpenLB library
*
* Copyright (C) 2014 Mathias J. Krause
* E-mail contact: info@openlb.net
* The most recent release of OpenLB can be downloaded at
* <http://www.openlb.net/>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/** \file
* Representation of the 2D block geometry view -- header file.
*/
#ifndef BLOCK_GEOMETRY_VIEW_2D_H
#define BLOCK_GEOMETRY_VIEW_2D_H
#include <vector>
#include "geometry/blockGeometry2D.h"
#include "geometry/blockGeometryStatistics2D.h"
#include "geometry/blockGeometryStructure2D.h"
/// All OpenLB code is contained in this namespace.
namespace olb {
/// Representation of a block geometry view
/** This class is derived from block geometry structure. It
* holds a poniter to another block geometry structure. It operates
* as a structure on a smaller intersection of teh greater structure.
* It presents a volume of voxels where different types are
* given my material numbers which is imporant e.g. to work
* with different boundaries (like for inflow/output regions).
*
* This class is not intended to be derived from.
*/
template<typename T> class BlockGeometryStatistics2D;
template<typename T> class BlockGeometryStructure2D;
template<typename T>
class BlockGeometryView2D final : public BlockGeometryStructure2D<T>, public BlockStructure2D {
private:
// Points to the structure where this view class is viewing at
BlockGeometryStructure2D<T>* _originalBlockGeometry;
// Offset of the data field with respect to the data of the original geometry
int _x0, _y0;
// Dimension of the view cuboid
int _nx, _ny;
public:
/// Constructor
BlockGeometryView2D(BlockGeometryStructure2D<T>& originalBlockGeometry, int x0, int x1, int y0, int y1);
/// Copy constructor
BlockGeometryView2D(BlockGeometryView2D const& rhs);
/// Copy assignment
BlockGeometryView2D& operator=(BlockGeometryView2D const& rhs);
/// Destructor
~BlockGeometryView2D() override;
/// Returns the underlying block structure
BlockStructure2D& getBlockStructure() override;
/// Write access to the associated block statistic
BlockGeometryStatistics2D<T>& getStatistics(bool verbose=true) override;
/// Read only access to the associated block statistic
BlockGeometryStatistics2D<T> const& getStatistics(bool verbose=true) const override;
/// Read only access to the origin position given in SI units (meter)
Vector<T,2> getOrigin() const override;
/// Read only access to the voxel size given in SI units (meter)
const T getDeltaR() const override;
/// Returns the extend (number of voxels) in X-direction
int getNx() const override;
/// Returns the extend (number of voxels) in Y-direction
int getNy() const override;
/// Write access to a material number
int& get(int iX, int iY) override;
/// Read only access to a material number
int const& get(int iX, int iY) const override;
/// returns the (iX,iY,iZ) entry in the 2D scalar field
int getMaterial(int iX, int iY) const override; // TODO old
/// Transforms lattice to physical coordinates (wrapped from cuboid geometry)
void getPhysR(T physR[2], const int& iX, const int& iY) const override;
/// Adds a pointer to the list of dependent statistic classes
void addToStatisticsList(bool* statisticStatus) override;
/// Removes a pointer from the list of dependent statistic classes if existing
void removeFromStatisticsList(bool* statisticStatus) override;
};
} // namespace olb
#endif
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