158 lines
5.0 KiB
C++
158 lines
5.0 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 "ContinuousStructure.h"
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#include "tools/AdrOp.h"
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#include "tools/constants.h"
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#define FDTD_FLOAT float
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class Operator_Extension;
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//! Abstract base-class for the FDTD-operator
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class Operator
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{
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public:
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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 bool SetGeometryCSX(ContinuousStructure* geo);
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virtual int CalcECOperator();
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//! Calculate a custom signal \return number of Nyquist timesteps defined by f0
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virtual unsigned int CalcCustomExcitation(double f0, int nTS, string signal);
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//! Calculate an excitation with center of f0 and the half bandwidth fc \return number of Nyquist timesteps
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virtual unsigned int CalcGaussianPulsExcitation(double f0, double fc);
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//! Calculate a sinusoidal excitation with frequency f0 and a duration of nTS number of timesteps \return number of Nyquist timesteps
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virtual unsigned int CalcSinusExcitation(double f0, int nTS);
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//! Calculate a dirac impuls excitation \return number of Nyquist timesteps
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virtual unsigned int CalcDiracPulsExcitation();
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//! Calculate a step excitation \return number of Nyquist timesteps
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virtual unsigned int CalcStepExcitation();
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//! Get the excitation timestep with the (first) max amplitude
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virtual unsigned int GetMaxExcitationTimestep() const;
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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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double GetTimestep() const {return dT;};
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double GetNumberCells() const;
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virtual unsigned int GetNumberOfLines(int ny) const {return numLines[ny];}
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void SetNyquistNum(unsigned int nyquist) {m_nyquistTS=nyquist;}
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unsigned int GetNyquistNum() const {return m_nyquistTS;}
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unsigned int CalcNyquistNum(double fmax);
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void ShowStat() const;
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void DumpOperator2File(string filename);
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void DumpMaterial2File(string filename);
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//! Get the name for the given direction: 0 -> x, 1 -> y, 2 -> z
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virtual string GetDirName(int ny) const;
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virtual double GetGridDelta() const {return gridDelta;}
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//! Get the mesh delta times the grid delta for a 3D position
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virtual double GetMeshDelta(int n, const int* pos, bool dualMesh=false) const;
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virtual double GetMeshDelta(int n, const unsigned int* pos, bool dualMesh=false) const;
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//! Get the disc line in n direction
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virtual double GetDiscLine(int n, int pos, bool dualMesh=false) const;
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virtual double GetDiscLine(int n, unsigned int pos, bool dualMesh=false) const;
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virtual bool SnapToMesh(double* coord, unsigned int* uicoord, bool lower=false, bool* inside=NULL);
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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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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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virtual void Reset();
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virtual void InitOperator();
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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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ContinuousStructure* CSX;
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//E-Field Excitation
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//! Calc the electric field excitation.
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virtual bool CalcEFieldExcitation();
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virtual bool CalcPEC();
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//Calc timestep only internal use
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virtual double CalcTimestep();
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double dT; //FDTD timestep!
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unsigned int m_nyquistTS;
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//! Calc operator at certain pos
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virtual void Calc_ECOperatorPos(int n, unsigned int* pos);
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//EC elements, internal only!
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virtual bool Calc_EC();
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virtual bool Calc_ECPos(int n, unsigned int* pos, double* inEC);
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virtual bool Calc_EffMatPos(int n, unsigned int* pos, double* inMat);
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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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unsigned int numLines[3];
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double* discLines[3];
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double gridDelta;
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AdrOp* MainOp;
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AdrOp* DualOp;
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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 time-signal
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unsigned int ExciteLength;
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FDTD_FLOAT* ExciteSignal;
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//E-Field Excitation
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unsigned int E_Exc_Count;
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unsigned int* E_Exc_index[3];
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unsigned short* E_Exc_dir;
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FDTD_FLOAT* E_Exc_amp; //represented as edge-voltages!!
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unsigned int* E_Exc_delay;
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};
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#endif // OPERATOR_H
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