openEMS/FDTD/processfields.cpp

90 lines
2.5 KiB
C++

#include "processfields.h"
ProcessFields::ProcessFields(Operator* op, Engine* eng) : Processing(op, eng)
{
DumpMode=0;
DumpType = 0;
for (int n=0;n<3;++n)
{
discDLines[n]=NULL;
}
}
ProcessFields::~ProcessFields()
{
for (int n=0;n<3;++n)
{
delete[] discDLines[n];
discDLines[n]=NULL;
}
}
void ProcessFields::DefineStartStopCoord(double* dstart, double* dstop)
{
if (Op->SnapToMesh(dstart,start,true)==false) cerr << "ProcessFields::DefineStartStopCoord: Warning: Snapping problem, check start value!!" << endl;
if (Op->SnapToMesh(dstop,stop,true)==false) cerr << "ProcessFields::DefineStartStopCoord: Warning: Snapping problem, check stop value!!" << endl;
for (int n=0;n<3;++n)
{
// cerr << "start " << start[n] << "stop " << stop[n];
if (start[n]>stop[n])
{
unsigned int help = start[n];
start[n]=stop[n];
stop[n]=help;
}
++stop[n];
numDLines[n]=stop[n]-start[n];
// cerr << " number of lines " << numDLines[n] << endl;
delete[] discDLines[n];
discDLines[n] = new double[numDLines[n]];
for (unsigned int i=0;i<numDLines[n];++i)
{
discDLines[n][i] = 0.5*(Op->discLines[n][start[n]+i+1] + Op->discLines[n][start[n]+i]);
// cerr << n << " : " << discDLines[n][i] << endl;
}
}
}
bool ProcessFields::DumpFieldArray2VTK(ofstream &file, string name, FDTD_FLOAT**** array, double** discLines, unsigned int* numLines)
{
file << "# vtk DataFile Version 2.0" << endl;
file << "Rectilinear Grid openEMS_ProcessFields" << endl;
file << "ASCII" << endl;
file << "DATASET RECTILINEAR_GRID " << endl;
file << "DIMENSIONS " << numLines[0] << " " << numLines[1] << " " << numLines[2] << endl;
file << "X_COORDINATES " << numLines[0] << " float" << endl;
for (unsigned int i=0;i<numLines[0];++i)
file << discLines[0][i] << " ";
file << endl;
file << "Y_COORDINATES " << numLines[1] << " float" << endl;
for (unsigned int i=0;i<numLines[1];++i)
file << discLines[1][i] << " ";
file << endl;
file << "Z_COORDINATES " << numLines[2] << " float" << endl;
for (unsigned int i=0;i<numLines[2];++i)
file << discLines[2][i] << " ";
file << endl << endl;
file << "POINT_DATA " << numLines[0]*numLines[1]*numLines[2] << endl;
file << "VECTORS " << name << " float " << endl;
unsigned int pos[3];
for (pos[2]=0;pos[2]<numLines[2];++pos[2])
{
for (pos[1]=0;pos[1]<numLines[1];++pos[1])
{
for (pos[0]=0;pos[0]<numLines[0];++pos[0])
{
//in x
file << array[0][pos[0]][pos[1]][pos[2]] << " ";
//in y
file << array[1][pos[0]][pos[1]][pos[2]] << " ";
//in z
file << array[2][pos[0]][pos[1]][pos[2]] << endl;
}
}
}
}