119 lines
4.8 KiB
C++
119 lines
4.8 KiB
C++
/*
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* Copyright (C) 2010 Thorsten Liebig (Thorsten.Liebig@gmx.de)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef OPERATOR_CYLINDER_H
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#define OPERATOR_CYLINDER_H
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#define OPERATOR_CYLINDER_CLOSED_ALPHA_THRESHOLD 1e-6
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#include "operator_multithread.h"
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class Operator_Ext_Cylinder;
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//! This class creates an operator for a cylindrical FDTD.
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/*!
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This class creates an operator for a cylindrical FDTD. No special engine is necessary,
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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.
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*/
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class Operator_Cylinder : public Operator_Multithread
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{
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friend class Operator_CylinderMultiGrid;
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friend class Operator_Ext_Cylinder;
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friend class Operator_Ext_LorentzMaterial;
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public:
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static Operator_Cylinder* New(unsigned int numThreads = 0);
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virtual ~Operator_Cylinder();
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virtual void ApplyMagneticBC(bool* dirs);
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virtual unsigned int GetNumberOfLines(int ny, bool full=false) const;
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//! Get the name for the given direction: 0 -> rho, 1 -> alpha, 2 -> z
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virtual string GetDirName(int ny) const;
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//! Get the coordinates for a given node index and component, according to the cylindrical yee-algorithm. Returns true if inside the FDTD domain.
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virtual bool GetYeeCoords(int ny, unsigned int pos[3], double* coords, bool dualMesh) const;
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//! Get the node width for a given direction \a n and a given mesh posisition \a pos
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virtual double GetNodeWidth(int ny, const unsigned int pos[3], bool dualMesh = false) const;
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//! Get the node width for a given direction \a n and a given mesh posisition \a pos
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virtual double GetNodeWidth(int ny, const int pos[3], bool dualMesh = false) const;
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//! Get the node area for a given direction \a n and a given mesh posisition \a pos
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virtual double GetNodeArea(int n, const unsigned int* pos, bool dualMesh=false) const;
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//! Get the node area for a given direction \a n and a given mesh posisition \a pos
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virtual double GetNodeArea(int ny, const int pos[3], bool dualMesh = false) const;
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//! Get the length of an FDTD edge, including radius corrected alpha-mesh width.
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virtual double GetEdgeLength(int ny, const unsigned int pos[3], bool dualMesh = false) const;
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//! Get the volume of an FDTD cell
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virtual double GetCellVolume(const unsigned int pos[3], bool dualMesh = false) const;
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//! Get the area around an edge for a given direction \a n and a given mesh posisition \a pos
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/*!
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This will return the area around an edge with a given direction, measured at the middle of the edge.
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In a cartesian mesh this is equal to the NodeArea, may be different in other coordinate systems.
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*/
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virtual double GetEdgeArea(int ny, const unsigned int pos[3], bool dualMesh = false) const;
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virtual double FitToAlphaRange(double a_coord, bool fullMesh=false) const;
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//! Map a negative or out of range index in alpha direction back into the closed alpha mesh
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virtual int MapAlphaIndex2Range(int pos) const;
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virtual bool GetCellCenterMaterialAvgCoord(const int pos[3], double coord[3]) const;
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virtual unsigned int SnapToMeshLine(int ny, double coord, bool &inside, bool dualMesh=false, bool fullMesh=false) const;
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//! Snap a given box to the FDTD mesh
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virtual int SnapBox2Mesh(const double* start, const double* stop, unsigned int* uiStart, unsigned int* uiStop, bool dualMesh=false, bool fullMesh=false, int SnapMethod=0, bool* bStartIn=NULL, bool* bStopIn=NULL) const;
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virtual int SnapLine2Mesh(const double* start, const double* stop, unsigned int* uiStart, unsigned int* uiStop, bool dualMesh=false, bool fullMesh=false) const;
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bool GetClosedAlpha() const {return CC_closedAlpha;}
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bool GetR0Included() const {return CC_R0_included;}
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virtual void AddExtension(Operator_Extension* op_ext);
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virtual Engine* CreateEngine();
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protected:
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Operator_Cylinder();
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virtual void Init();
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virtual bool SetupCSXGrid(CSRectGrid* grid);
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virtual Grid_Path FindPath(double start[], double stop[]);
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virtual double GetRawDiscDelta(int ny, const int pos) const;
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virtual double GetMaterial(int ny, const double coords[3], int MatType, vector<CSPrimitives*> vPrims, bool markAsUsed=true) const;
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virtual int CalcECOperator( DebugFlags debugFlags = None );
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bool CC_closedAlpha;
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bool CC_R0_included;
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Operator_Ext_Cylinder* m_Cyl_Ext;
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#ifdef MPI_SUPPORT
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bool CC_MPI_Alpha;
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#endif
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};
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#endif // OPERATOR_CYLINDER_H
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