openEMS/main.cpp

123 lines
3.2 KiB
C++

#include <iostream>
#include <fstream>
#include <sstream>
#include <time.h>
#include "tools/array_ops.h"
#include "FDTD/cartoperator.h"
#include "FDTD/engine.h"
#include "FDTD/processvoltage.h"
#include "ContinuousStructure.h"
using namespace std;
void BuildMSL(ContinuousStructure &CSX);
int main(int argc, char *argv[])
{
time_t startTime=time(NULL);
//*************** setup/read geometry ************//
ContinuousStructure CSX;
// CSX.ReadFromXML("csx-files/MSL.xml");
BuildMSL(CSX);
//*************** setup operator ************//
CartOperator cop;
cop.SetGeometryCSX(&CSX);
cop.CalcECOperator();
double fmax=1e9;
cop.CalcGaussianPulsExcitation(fmax/2,fmax/2);
time_t OpDoneTime=time(NULL);
cop.ShowSize();
// cop.DumpOperator2File("tmp/Operator");
cerr << "Nyquist number of timesteps: " << cop.GetNyquistNum(fmax) << endl;
unsigned int NrIter = cop.GetNyquistNum(fmax);
cerr << "Time for operator: " << difftime(OpDoneTime,startTime) << endl;
//create FDTD engine
Engine eng(&cop);
time_t currTime = time(NULL);
//*************** setup processing ************//
ProcessVoltage PV(&cop,&eng);
PV.OpenFile("tmp/u1");
double start[]={0,0,0};
double stop[]={0,50,0};
PV.DefineStartStopCoord(start,stop);
unsigned int maxIter = 5000;
//*************** simulate ************//
for (unsigned int i=0;i<maxIter;i+=NrIter)
{
eng.IterateTS(NrIter);
PV.Process();
}
//*************** postproc ************//
time_t prevTime = currTime;
currTime = time(NULL);
double t_diff = difftime(currTime,prevTime);
cerr << "Time for " << eng.GetNumberOfTimesteps() << " iterations with " << cop.GetNumberCells() << " cells : " << t_diff << " sec" << endl;
cerr << "Speed (MCells/s): " << (double)cop.GetNumberCells()*(double)eng.GetNumberOfTimesteps()/t_diff/1e6 << endl;
return 0;
}
void BuildMSL(ContinuousStructure &CSX)
{
// CSPropMaterial* mat = new CSPropMaterial(CSX.GetParameterSet());
// mat->SetEpsilon(3.6);
// CSX.AddProperty(mat);
//
// CSPrimBox* box = new CSPrimBox(CSX.GetParameterSet(),mat);
// box->SetCoord(0,-200.0);box->SetCoord(1,200.0);
// box->SetCoord(2,0.0);box->SetCoord(3,50.0);
// box->SetCoord(4,-1000.0);box->SetCoord(5,1000.0);
// CSX.AddPrimitive(box);
//
// CSPropMaterial* MSL = new CSPropMaterial(CSX.GetParameterSet());
// MSL->SetKappa(56e6);
// CSX.AddProperty(MSL);
//
// box = new CSPrimBox(CSX.GetParameterSet(),MSL);
// box->SetCoord(0,-20.0);box->SetCoord(1,20.0);
// box->SetCoord(2,0.0);box->SetCoord(3,50.0);
// box->SetCoord(4,-1000.0);box->SetCoord(5,1000.0);
// CSX.AddPrimitive(box);
CSPropElectrode* elec = new CSPropElectrode(CSX.GetParameterSet());
elec->SetExcitation(1,1);
elec->SetExcitType(0);
// elec->SetDelay(2.0e-9);
CSX.AddProperty(elec);
CSPrimBox* box = new CSPrimBox(CSX.GetParameterSet(),elec);
box->SetCoord(0,-1.0);box->SetCoord(1,1.0);
box->SetCoord(2,0.0);box->SetCoord(3,50.0);
box->SetCoord(4,-1.0);box->SetCoord(5,1.0);
CSX.AddPrimitive(box);
CSRectGrid* grid = CSX.GetGrid();
for (int n=-100;n<=100;n+=10)
grid->AddDiscLine(2,(double)n);
for (int n=-100;n<=100;n+=10)
grid->AddDiscLine(0,(double)n);
for (int n=0;n<=100;n+=10)
grid->AddDiscLine(1,(double)n);
grid->SetDeltaUnit(1e-3);
CSX.Write2XML("csx-files/MSL.xml");
}