100 lines
3.8 KiB
C++
100 lines
3.8 KiB
C++
#include "processfields_td.h"
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#include <iomanip>
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#include <sstream>
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#include <string>
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ProcessFieldsTD::ProcessFieldsTD(Operator* op, Engine* eng) : ProcessFields(op, eng)
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{
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pad_length = 8;
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}
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ProcessFieldsTD::~ProcessFieldsTD()
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{
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}
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void ProcessFieldsTD::Process()
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{
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stringstream ss;
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ss << std::setw( pad_length ) << std::setfill( '0' ) << Eng->numTS;
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string filename = filePattern + ss.str() + ".vtk";
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ofstream file(filename.c_str());
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if (file.is_open()==false) { cerr << "ProcessFieldsTD::Process: can't open file '" << filename << "' for writing... abort! " << endl; return;};
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if (DumpType==0)
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{
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//create array
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FDTD_FLOAT**** E_T = Create_N_3DArray(numDLines);
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unsigned int pos[3] = {start[0],start[1],start[2]};
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unsigned int OpPos[3];
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double delta;
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// cerr << "processing e-fields... " << endl;
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for (pos[0]=0;pos[0]<numDLines[0];++pos[0])
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{
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OpPos[0]=start[0]+pos[0];
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for (pos[1]=0;pos[1]<numDLines[1];++pos[1])
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{
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OpPos[1]=start[1]+pos[1];
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for (pos[2]=0;pos[2]<numDLines[2];++pos[2])
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{
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OpPos[2]=start[2]+pos[2];
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//in x
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delta = Op->discLines[0][OpPos[0]+1] - Op->discLines[0][OpPos[0]];
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E_T[0][pos[0]][pos[1]][pos[2]] = Eng->volt[0][OpPos[0]][OpPos[1]][OpPos[2]] + Eng->volt[0][OpPos[0]][OpPos[1]+1][OpPos[2]] + Eng->volt[0][OpPos[0]][OpPos[1]][OpPos[2]+1] + Eng->volt[0][OpPos[0]][OpPos[1]+1][OpPos[2]+1];
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E_T[0][pos[0]][pos[1]][pos[2]] /= (4*delta*Op->gridDelta);
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//in y
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delta = Op->discLines[1][OpPos[1]+1] - Op->discLines[1][OpPos[1]];
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E_T[1][pos[0]][pos[1]][pos[2]] = Eng->volt[1][OpPos[0]][OpPos[1]][OpPos[2]] + Eng->volt[1][OpPos[0]+1][OpPos[1]][OpPos[2]] + Eng->volt[1][OpPos[0]][OpPos[1]][OpPos[2]+1] + Eng->volt[1][OpPos[0]+1][OpPos[1]][OpPos[2]+1];
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E_T[1][pos[0]][pos[1]][pos[2]] /= (4*delta*Op->gridDelta);
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//in z
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delta = Op->discLines[2][OpPos[2]+1] - Op->discLines[2][OpPos[2]];
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E_T[2][pos[0]][pos[1]][pos[2]] = Eng->volt[2][OpPos[0]][OpPos[1]][OpPos[2]] + Eng->volt[2][OpPos[0]][OpPos[1]+1][OpPos[2]] + Eng->volt[2][OpPos[0]+1][OpPos[1]][OpPos[2]] + Eng->volt[2][OpPos[0]+1][OpPos[1]+1][OpPos[2]];
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E_T[2][pos[0]][pos[1]][pos[2]] /= (4*delta*Op->gridDelta);
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}
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}
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}
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DumpFieldArray2VTK(file,string("E-Field"),E_T,discDLines,numDLines);
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Delete_N_3DArray(E_T,numDLines);
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E_T = NULL;
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}
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if (DumpType==1)
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{
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//create array
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FDTD_FLOAT**** H_T = Create_N_3DArray(numDLines);
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unsigned int pos[3] = {start[0],start[1],start[2]};
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unsigned int OpPos[3];
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double delta;
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// cerr << "processing h-fields... " << endl;
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for (pos[0]=0;pos[0]<numDLines[0];++pos[0])
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{
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OpPos[0]=start[0]+pos[0];
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for (pos[1]=0;pos[1]<numDLines[1];++pos[1])
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{
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OpPos[1]=start[1]+pos[1];
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for (pos[2]=0;pos[2]<numDLines[2];++pos[2])
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{
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OpPos[2]=start[2]+pos[2];
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//in x
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if (OpPos[0]==0) delta = Op->discLines[0][OpPos[0]+1] - Op->discLines[0][OpPos[0]];
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else delta = 0.5* (Op->discLines[0][OpPos[0]+1] - Op->discLines[0][OpPos[0]-1]);
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H_T[0][pos[0]][pos[1]][pos[2]] = Eng->curr[0][OpPos[0]][OpPos[1]][OpPos[2]] + Eng->curr[0][OpPos[0]+1][OpPos[1]][OpPos[2]];
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H_T[0][pos[0]][pos[1]][pos[2]] /= (2*delta*Op->gridDelta);
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//in y
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delta = Op->discLines[1][OpPos[1]+1] - Op->discLines[1][OpPos[1]];
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H_T[1][pos[0]][pos[1]][pos[2]] = Eng->curr[0][OpPos[0]][OpPos[1]][OpPos[2]] + Eng->curr[0][OpPos[0]][OpPos[1]+1][OpPos[2]];
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H_T[1][pos[0]][pos[1]][pos[2]] /= (2*delta*Op->gridDelta);
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//in z
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delta = Op->discLines[2][OpPos[2]+1] - Op->discLines[2][OpPos[2]];
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H_T[2][pos[0]][pos[1]][pos[2]] = Eng->curr[0][OpPos[0]][OpPos[1]][OpPos[2]] + Eng->curr[0][OpPos[0]][OpPos[1]][OpPos[2]+1];
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H_T[2][pos[0]][pos[1]][pos[2]] /= (2*delta*Op->gridDelta);
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}
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}
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}
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DumpFieldArray2VTK(file,string("H-Field"),H_T,discDLines,numDLines);
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Delete_N_3DArray(H_T,numDLines);
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H_T = NULL;
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}
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file.close();
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}
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