openEMS/FDTD/operator.h

92 lines
2.2 KiB
C++

#ifndef OPERATOR_H
#define OPERATOR_H
#include "ContinuousStructure.h"
#include "tools/AdrOp.h"
#include "tools/constants.h"
#define FDTD_FLOAT float
//! Abstract base-class for the FDTD-operator
class Operator
{
friend class Engine;
friend class ProcessFields;
friend class ProcessFieldsTD;
public:
Operator();
virtual ~Operator();
virtual void SetGeometryCSX(ContinuousStructure* geo);
virtual int CalcECOperator();
//! Calculate an excitation with center of f0 and the half bandwidth fc
virtual void CalcGaussianPulsExcitation(double f0, double fc);
//! Calculate a sinusoidal excitation with frequency f0 and a duration of nTS number of timesteps
virtual void CalcSinusExcitation(double f0, int nTS);
virtual void ApplyElectricBC(bool* dirs); //applied by default to all boundaries
virtual void ApplyMagneticBC(bool* dirs);
double GetTimestep() {return dT;};
unsigned int GetNyquistNum(double fmax);
double GetNumberCells();
void ShowSize();
void DumpOperator2File(string filename);
virtual void Reset();
bool SnapToMesh(double* coord, unsigned int* uicoord, bool lower=false);
protected:
virtual void Init();
virtual void InitOperator();
ContinuousStructure* CSX;
double gridDelta;
double* discLines[3];
unsigned int numLines[3];
AdrOp* MainOp;
AdrOp* DualOp;
//EC operator
FDTD_FLOAT**** vv; //calc new voltage from old voltage
FDTD_FLOAT**** vi; //calc new voltage from old current
FDTD_FLOAT**** ii; //calc new current from old current
FDTD_FLOAT**** iv; //calc new current from old voltage
//Excitation time-signal
unsigned int ExciteLength;
FDTD_FLOAT* ExciteSignal;
//E-Field Excitation
//! Calc the electric field excitation.
virtual bool CalcEFieldExcitation();
unsigned int E_Ex_Count;
unsigned int* E_Ex_index[3];
FDTD_FLOAT* E_Ex_amp[3]; //represented as edge-voltages!!
unsigned int* E_Ex_delay;
virtual bool CalcPEC();
//Calc timestep only internal use
virtual double CalcTimestep();
double dT; //FDTD timestep!
//EC elements, internal only!
bool Calc_EC();
bool Calc_ECPos(int n, unsigned int* pos, double* inEC);
bool Calc_EffMatPos(int n, unsigned int* pos, double* inMat);
double* EC_C[3];
double* EC_G[3];
double* EC_L[3];
double* EC_R[3];
};
#endif // OPERATOR_H