130 lines
3.7 KiB
C++
130 lines
3.7 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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#include "tools/global.h"
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#include "processcurrent.h"
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#include <iomanip>
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ProcessCurrent::ProcessCurrent(Operator* op, Engine* eng) : ProcessIntegral(op, eng)
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{
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m_TimeShift = op->GetTimestep()/2.0;
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m_dualMesh = true;
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}
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ProcessCurrent::~ProcessCurrent()
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{
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}
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double ProcessCurrent::CalcIntegral()
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{
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FDTD_FLOAT current=0;
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int Dump_Dim = 0;
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int NormDir = 0;
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for (int n=0;n<3;++n)
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{
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if (start[n]>stop[n])
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{
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unsigned int help=start[n];
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start[n]=stop[n];
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stop[n]=help;
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bool b_help=m_start_inside[n];
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m_start_inside[n] = m_stop_inside[n];
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m_stop_inside[n] = b_help;
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}
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if (m_stop_inside[n]==false) // integrate up to the wall, Operator::SnapToMesh would give numLines[n]-2
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stop[n]=Op->GetNumberOfLines(n)-1;
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if (stop[n]>start[n])
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++Dump_Dim;
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if (stop[n] == start[n])
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NormDir = n;
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}
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if (Dump_Dim!=2)
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{
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cerr << "ProcessCurrent::Process(): Warning Current Integration Box \"" << m_filename << "\" is not a surface (found dimension: " << Dump_Dim << ") --> i = 0" << endl;
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current = 0;
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return 0.0;
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}
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switch (NormDir)
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{
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case 0:
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//y-current
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if (m_stop_inside[0] && m_start_inside[2])
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for (unsigned int i=start[1]+1;i<=stop[1];++i)
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current+=Eng->GetCurr(1,stop[0],i,start[2]);
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//z-current
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if (m_stop_inside[0] && m_stop_inside[1])
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for (unsigned int i=start[2]+1;i<=stop[2];++i)
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current+=Eng->GetCurr(2,stop[0],stop[1],i);
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//y-current
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if (m_start_inside[0] && m_stop_inside[2])
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for (unsigned int i=start[1]+1;i<=stop[1];++i)
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current-=Eng->GetCurr(1,start[0],i,stop[2]);
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//z-current
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if (m_start_inside[0] && m_start_inside[1])
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for (unsigned int i=start[2]+1;i<=stop[2];++i)
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current-=Eng->GetCurr(2,start[0],start[1],i);
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break;
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case 1:
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//z-current
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if (m_start_inside[0] && m_start_inside[1])
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for (unsigned int i=start[2]+1;i<=stop[2];++i)
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current+=Eng->GetCurr(2,start[0],start[1],i);
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//x-current
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if (m_stop_inside[1] && m_stop_inside[2])
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for (unsigned int i=start[0]+1;i<=stop[0];++i)
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current+=Eng->GetCurr(0,i,stop[1],stop[2]);
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//z-current
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if (m_stop_inside[0] && m_stop_inside[1])
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for (unsigned int i=start[2]+1;i<=stop[2];++i)
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current-=Eng->GetCurr(2,stop[0],stop[1],i);
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//x-current
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if (m_start_inside[1] && m_start_inside[2])
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for (unsigned int i=start[0]+1;i<=stop[0];++i)
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current-=Eng->GetCurr(0,i,start[1],start[2]);
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break;
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case 2:
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//x-current
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if (m_start_inside[1] && m_start_inside[2])
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for (unsigned int i=start[0]+1;i<=stop[0];++i)
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current+=Eng->GetCurr(0,i,start[1],start[2]);
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//y-current
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if (m_stop_inside[0] && m_start_inside[2])
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for (unsigned int i=start[1]+1;i<=stop[1];++i)
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current+=Eng->GetCurr(1,stop[0],i,start[2]);
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//x-current
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if (m_stop_inside[1] && m_stop_inside[2])
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for (unsigned int i=start[0]+1;i<=stop[0];++i)
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current-=Eng->GetCurr(0,i,stop[1],stop[2]);
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//y-current
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if (m_start_inside[0] && m_stop_inside[2])
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for (unsigned int i=start[1]+1;i<=stop[1];++i)
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current-=Eng->GetCurr(1,start[0],i,stop[2]);
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break;
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default:
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//this cannot happen...
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return 0.0;
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break;
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}
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return current;
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}
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