224 lines
9.4 KiB
C++
224 lines
9.4 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_H
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#define OPERATOR_H
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#include "tools/AdrOp.h"
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#include "tools/constants.h"
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#include "excitation.h"
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#include "Common/operator_base.h"
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class Operator_Extension;
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class Engine;
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class TiXmlElement;
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//! Basic FDTD-operator
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class Operator : public Operator_Base
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{
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friend class Engine;
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friend class Engine_Interface_FDTD;
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friend class Operator_Ext_LorentzMaterial; //we need to find a way around this... friend class Operator_Extension only would be nice
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friend class Operator_Ext_PML_SF_Plane;
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friend class Operator_Ext_Excitation;
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friend class Operator_Ext_UPML;
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friend class Operator_Ext_Cylinder;
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public:
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enum DebugFlags {None=0,debugMaterial=1,debugOperator=2,debugPEC=4};
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//! Create a new operator
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static Operator* New();
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virtual ~Operator();
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virtual Engine* CreateEngine() const;
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virtual bool SetGeometryCSX(ContinuousStructure* geo);
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virtual int CalcECOperator( DebugFlags debugFlags = None );
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virtual bool SetupExcitation(TiXmlElement* Excite, unsigned int maxTS) {return Exc->setupExcitation(Excite,maxTS);};
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virtual void DumpExciationSignals();
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// the next four functions need to be reimplemented in a derived class
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inline virtual FDTD_FLOAT GetVV( unsigned int n, unsigned int x, unsigned int y, unsigned int z ) const { return vv[n][x][y][z]; }
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inline virtual FDTD_FLOAT GetVI( unsigned int n, unsigned int x, unsigned int y, unsigned int z ) const { return vi[n][x][y][z]; }
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inline virtual FDTD_FLOAT GetII( unsigned int n, unsigned int x, unsigned int y, unsigned int z ) const { return ii[n][x][y][z]; }
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inline virtual FDTD_FLOAT GetIV( unsigned int n, unsigned int x, unsigned int y, unsigned int z ) const { return iv[n][x][y][z]; }
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// convenient access functions
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inline virtual FDTD_FLOAT GetVV( unsigned int n, unsigned int pos[3] ) const { return GetVV(n,pos[0],pos[1],pos[2]); }
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inline virtual FDTD_FLOAT GetVI( unsigned int n, unsigned int pos[3] ) const { return GetVI(n,pos[0],pos[1],pos[2]); }
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inline virtual FDTD_FLOAT GetII( unsigned int n, unsigned int pos[3] ) const { return GetII(n,pos[0],pos[1],pos[2]); }
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inline virtual FDTD_FLOAT GetIV( unsigned int n, unsigned int pos[3] ) const { return GetIV(n,pos[0],pos[1],pos[2]); }
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// the next four functions need to be reimplemented in a derived class
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inline virtual void SetVV( unsigned int n, unsigned int x, unsigned int y, unsigned int z, FDTD_FLOAT value ) { vv[n][x][y][z] = value; }
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inline virtual void SetVI( unsigned int n, unsigned int x, unsigned int y, unsigned int z, FDTD_FLOAT value ) { vi[n][x][y][z] = value; }
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inline virtual void SetII( unsigned int n, unsigned int x, unsigned int y, unsigned int z, FDTD_FLOAT value ) { ii[n][x][y][z] = value; }
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inline virtual void SetIV( unsigned int n, unsigned int x, unsigned int y, unsigned int z, FDTD_FLOAT value ) { iv[n][x][y][z] = value; }
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virtual void ApplyElectricBC(bool* dirs); //applied by default to all boundaries
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virtual void ApplyMagneticBC(bool* dirs);
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//! Set a forced timestep to use by the operator
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virtual void SetTimestep(double ts) {dT = ts;}
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bool GetTimestepValid() const {return !m_InvaildTimestep;}
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virtual double GetNumberCells() const;
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virtual unsigned int GetNumberOfNyquistTimesteps() const {return Exc->GetNyquistNum();}
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virtual unsigned int GetNumberOfLines(int ny) const {return numLines[ny];}
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//! Returns the number of lines as needed for the engine etc. (for post-processing etc, use GetNumLines())
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virtual unsigned int GetOriginalNumLines(int ny) const {return numLines[ny];}
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virtual void ShowStat() const;
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virtual void ShowExtStat() const;
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virtual double GetGridDelta() const {return gridDelta;}
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//! Get the disc line in \a n direction (in drawing units)
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virtual double GetDiscLine(int n, unsigned int pos, bool dualMesh=false) const;
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//! Get the coordinates for a given node index and component, according to the 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 position \a pos
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virtual double GetNodeWidth(int ny, const unsigned int pos[3], bool dualMesh = false) const {return GetEdgeLength(ny,pos,!dualMesh);}
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//! Get the node width for a given direction \a n and a given mesh position \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 position \a pos
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virtual double GetNodeArea(int ny, const unsigned 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 position \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 (unit is meter).
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virtual double GetEdgeLength(int ny, 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 {return GetNodeArea(ny,pos,dualMesh);}
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virtual bool SnapToMesh(const double* coord, unsigned int* uicoord, bool lower=false, bool* inside=NULL) const;
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virtual void AddExtension(Operator_Extension* op_ext);
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virtual size_t GetNumberOfExtentions() const {return m_Op_exts.size();}
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virtual Operator_Extension* GetExtension(size_t index) const {return m_Op_exts.at(index);}
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virtual void CleanupMaterialStorage();
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virtual double GetDiscMaterial(int type, int ny, const unsigned int pos[3]) const;
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protected:
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//! use New() for creating a new Operator
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Operator();
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virtual void Init();
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void Delete();
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virtual void Reset();
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virtual void InitOperator();
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virtual void InitDataStorage();
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virtual void InitExcitation();
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virtual bool SetupCSXGrid(CSRectGrid* grid);
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struct Grid_Path
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{
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vector<unsigned int> posPath[3];
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vector<unsigned short> dir;
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};
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struct Grid_Path FindPath(double start[], double stop[]);
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// debug
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virtual void DumpOperator2File(string filename);
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virtual void DumpMaterial2File(string filename);
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virtual void DumpPEC2File( string filename );
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unsigned int m_Nr_PEC[3]; //count PEC edges
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virtual bool CalcPEC();
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virtual void CalcPEC_Range(unsigned int startX, unsigned int stopX, unsigned int* counter); //internal to CalcPEC
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virtual void CalcPEC_Curves(); //internal to CalcPEC
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//Calc timestep only internal use
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int m_TimeStepVar;
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virtual double CalcTimestep();
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double opt_dT;
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bool m_InvaildTimestep;
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string m_Used_TS_Name;
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double CalcTimestep_Var1();
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double CalcTimestep_Var3();
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//! Calculate the FDTD equivalent circuit parameter for the given position and direction ny. \sa Calc_EffMat_Pos
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virtual bool Calc_ECPos(int ny, const unsigned int* pos, double* EC) const;
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//! Get the FDTD raw disc delta, needed by Calc_EffMatPos() \sa Calc_EffMatPos
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/*!
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Get the raw disc delta for a given position and direction.
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The result will be positive if a disc delta inside the simulation domain is requested.
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The result will be the negative value of the first or last disc delta respectivly if the position is outside the field domain.
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*/
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virtual double GetRawDiscDelta(int ny, const int pos) const;
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//! Get the material at a given coordinate, direction and type from CSX (internal use only)
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virtual double GetMaterial(int ny, const double coords[3], int MatType, bool markAsUsed=true) const;
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//! Calculate the effective/averaged material properties at the given position and direction ny.
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virtual bool Calc_EffMatPos(int ny, const unsigned int* pos, double* EffMat) const;
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//! Calc operator at certain \a pos
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virtual void Calc_ECOperatorPos(int n, unsigned int* pos);
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//store material properties for post-processing
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float**** m_epsR;
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float**** m_kappa;
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float**** m_mueR;
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float**** m_sigma;
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//EC elements, internal only!
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virtual void Init_EC();
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virtual bool Calc_EC();
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double* EC_C[3];
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double* EC_G[3];
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double* EC_L[3];
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double* EC_R[3];
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AdrOp* MainOp;
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vector<Operator_Extension*> m_Op_exts;
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// engine/post-proc needs access
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public:
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//EC operator
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FDTD_FLOAT**** vv; //calc new voltage from old voltage
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FDTD_FLOAT**** vi; //calc new voltage from old current
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FDTD_FLOAT**** ii; //calc new current from old current
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FDTD_FLOAT**** iv; //calc new current from old voltage
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Excitation* Exc;
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};
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inline Operator::DebugFlags operator|( Operator::DebugFlags a, Operator::DebugFlags b ) { return static_cast<Operator::DebugFlags>(static_cast<int>(a) | static_cast<int>(b)); }
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inline Operator::DebugFlags& operator|=( Operator::DebugFlags& a, const Operator::DebugFlags& b ) { return a = a | b; }
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#endif // OPERATOR_H
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