openEMS/FDTD/operator_cylinder.h

94 lines
3.6 KiB
C++

/*
* Copyright (C) 2010 Thorsten Liebig (Thorsten.Liebig@gmx.de)
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef OPERATOR_CYLINDER_H
#define OPERATOR_CYLINDER_H
//! define the base class for the cylindrical coordinate FDTD
#define __OP_CYLINDER_BASE_CLASS__ Operator_Multithread
#include "operator_multithread.h"
//! This class creates an operator for a cylindrical FDTD.
/*!
This class creates an operator for a cylindrical FDTD. No special engine is necessary,
all special cases e.g. a closed alpha mesh or an included r=0 case is treated by an operator/engine extension \sa operator_ext_cylinder.
*/
class Operator_Cylinder : public __OP_CYLINDER_BASE_CLASS__
{
public:
static Operator_Cylinder* New(unsigned int numThreads = 0);
virtual ~Operator_Cylinder();
virtual bool SetGeometryCSX(ContinuousStructure* geo);
// virtual bool Calc_ECPos(int ny, const unsigned int* pos, double* EC) const;
//
//
// //! Calculate the effective/averaged material properties at the given position and direction ny.
// virtual bool Calc_EffMatPos(int ny, const unsigned int* pos, double* EffMat) const;
virtual void ApplyElectricBC(bool* dirs);
virtual void ApplyMagneticBC(bool* dirs);
virtual unsigned int GetNumberOfLines(int ny) const;
//! Get the name for the given direction: 0 -> rho, 1 -> alpha, 2 -> z
virtual string GetDirName(int ny) const;
//! Get the mesh delta times the grid delta for a 3D position, including radius corrected alpha-mesh width
virtual double GetMeshDelta(int n, const int* pos, bool dualMesh=false) const;
//! Get the node width for a given direction \a n and a given mesh posisition \a pos
virtual double GetNodeWidth(int ny, const int pos[3], bool dualMesh = false) const;
//! Get the node area for a given direction \a n and a given mesh posisition \a pos
virtual double GetNodeArea(int ny, const unsigned int pos[3], bool dualMesh = false) const {return GetNodeArea(ny,(const int*)pos,dualMesh);}
//! Get the node area for a given direction \a n and a given mesh posisition \a pos
virtual double GetNodeArea(int n, const int* pos, bool dualMesh=false) const;
//! Get the length of an FDTD edge.
virtual double GetEdgeLength(int ny, const int pos[3], bool dualMesh = false) const;
//! Get the area around an edge for a given direction \a n and a given mesh posisition \a pos
/*!
This will return the area around an edge with a given direction, measured at the middle of the edge.
In a cartesian mesh this is equal to the NodeArea, may be different in other coordinate systems.
*/
virtual double GetEdgeArea(int ny, const int pos[3], bool dualMesh = false) const;
bool GetClosedAlpha() const {return CC_closedAlpha;}
bool GetR0Included() const {return CC_R0_included;}
virtual void AddExtension(Operator_Extension* op_ext);
protected:
Operator_Cylinder();
virtual void Init();
virtual void InitOperator();
virtual void Reset();
//Calc timestep only internal use
virtual double CalcTimestep();
bool CC_closedAlpha;
bool CC_R0_included;
};
#endif // OPERATOR_CYLINDER_H