542 lines
15 KiB
C++
542 lines
15 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 <iomanip>
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#include <H5Cpp.h>
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#include "tools/global.h"
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#include "tools/vtk_file_io.h"
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#include "processfields.h"
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#include "FDTD/engine_interface_fdtd.h"
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ProcessFields::ProcessFields(Engine_Interface_Base* eng_if) : Processing(eng_if)
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{
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m_DumpType = E_FIELD_DUMP;
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// vtk-file is default
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m_fileType = VTK_FILETYPE;
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m_SampleType = NONE;
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m_Dump_File = NULL;
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SetPrecision(6);
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m_dualTime = false;
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for (int n=0; n<3; ++n)
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{
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numLines[n]=0;
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posLines[n]=NULL;
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discLines[n]=NULL;
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subSample[n]=1;
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optResolution[n]=0;
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}
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}
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ProcessFields::~ProcessFields()
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{
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delete m_Dump_File;
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m_Dump_File = NULL;
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for (int n=0; n<3; ++n)
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{
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delete[] posLines[n];
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posLines[n]=NULL;
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delete[] discLines[n];
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discLines[n]=NULL;
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}
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}
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string ProcessFields::GetFieldNameByType(DumpType type)
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{
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switch (type)
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{
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case E_FIELD_DUMP:
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return "E-Field";
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case H_FIELD_DUMP:
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return "H-Field";
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case J_FIELD_DUMP:
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return "J-Field";
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case ROTH_FIELD_DUMP:
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return "RotH-Field";
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case SAR_LOCAL_DUMP:
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return "SAR-local";
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}
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return "unknown field";
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}
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void ProcessFields::InitProcess()
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{
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if (Enabled==false) return;
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CalcMeshPos();
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if (m_fileType==VTK_FILETYPE)
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{
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delete m_Dump_File;
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m_Dump_File = new VTK_File_IO(m_filename,(int)m_Mesh_Type);
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#ifdef OUTPUT_IN_DRAWINGUNITS
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double discScaling = 1;
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#else
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double discScaling = Op->GetGridDelta();
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#endif
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m_Dump_File->SetMeshLines(discLines,numLines,discScaling);
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m_Dump_File->SetNativeDump(g_settings.NativeFieldDumps());
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}
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}
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void ProcessFields::SetDumpMode(Engine_Interface_Base::InterpolationType mode)
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{
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m_Eng_Interface->SetInterpolationType(mode);
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if (mode==Engine_Interface_Base::CELL_INTERPOLATE)
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m_dualMesh=true;
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else if (mode==Engine_Interface_Base::NODE_INTERPOLATE)
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m_dualMesh=false;
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//else keep the preset/user defined case
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}
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void ProcessFields::DefineStartStopCoord(double* dstart, double* dstop)
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{
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Processing::DefineStartStopCoord(dstart,dstop);
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// normalize order of start and stop
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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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}
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}
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}
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double ProcessFields::CalcTotalEnergy() const
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{
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double energy=0.0;
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Engine_Interface_FDTD* EI_FDTD = dynamic_cast<Engine_Interface_FDTD*>(m_Eng_Interface);
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if (EI_FDTD)
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{
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const Engine* Eng = EI_FDTD->GetFDTDEngine();
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unsigned int pos[3];
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for (pos[0]=0; pos[0]<Op->GetNumberOfLines(0)-1; ++pos[0])
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{
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for (pos[1]=0; pos[1]<Op->GetNumberOfLines(1)-1; ++pos[1])
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{
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for (pos[2]=0; pos[2]<Op->GetNumberOfLines(2)-1; ++pos[2])
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{
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energy+=fabs(Eng->GetVolt(0,pos[0],pos[1],pos[2]) * Eng->GetCurr(1,pos[0],pos[1],pos[2]));
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energy+=fabs(Eng->GetVolt(0,pos[0],pos[1],pos[2]) * Eng->GetCurr(2,pos[0],pos[1],pos[2]));
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energy+=fabs(Eng->GetVolt(1,pos[0],pos[1],pos[2]) * Eng->GetCurr(0,pos[0],pos[1],pos[2]));
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energy+=fabs(Eng->GetVolt(1,pos[0],pos[1],pos[2]) * Eng->GetCurr(2,pos[0],pos[1],pos[2]));
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energy+=fabs(Eng->GetVolt(2,pos[0],pos[1],pos[2]) * Eng->GetCurr(0,pos[0],pos[1],pos[2]));
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energy+=fabs(Eng->GetVolt(2,pos[0],pos[1],pos[2]) * Eng->GetCurr(1,pos[0],pos[1],pos[2]));
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}
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}
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}
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}
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return energy*0.5;
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}
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void ProcessFields::SetSubSampling(unsigned int subSampleRate, int dir)
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{
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if (dir>2) return;
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if (dir<0)
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{
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subSample[0]=subSampleRate;
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subSample[1]=subSampleRate;
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subSample[2]=subSampleRate;
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}
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else subSample[dir]=subSampleRate;
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m_SampleType = SUBSAMPLE;
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}
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void ProcessFields::SetOptResolution(double optRes, int dir)
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{
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if (dir>2) return;
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if (dir<0)
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{
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optResolution[0]=optRes;
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optResolution[1]=optRes;
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optResolution[2]=optRes;
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}
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else optResolution[dir]=optRes;
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m_SampleType = OPT_RESOLUTION;
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}
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void ProcessFields::CalcMeshPos()
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{
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if ((m_SampleType==SUBSAMPLE) || (m_SampleType==NONE))
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{
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vector<unsigned int> tmp_pos;
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for (int n=0; n<3; ++n)
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{
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// construct new discLines
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tmp_pos.clear();
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for (unsigned int i=start[n]; i<=stop[n]; i+=subSample[n])
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tmp_pos.push_back(i);
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numLines[n] = tmp_pos.size();
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delete[] discLines[n];
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discLines[n] = new double[numLines[n]];
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delete[] posLines[n];
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posLines[n] = new unsigned int[numLines[n]];
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for (unsigned int i=0; i<numLines[n]; ++i)
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{
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posLines[n][i] = tmp_pos.at(i);
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discLines[n][i] = Op->GetDiscLine(n,tmp_pos.at(i),m_dualMesh);
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}
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}
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}
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if ((m_SampleType==OPT_RESOLUTION))
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{
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vector<unsigned int> tmp_pos;
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double oldPos=0;
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for (int n=0; n<3; ++n)
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{
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// construct new discLines
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tmp_pos.clear();
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tmp_pos.push_back(start[n]);
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oldPos=Op->GetDiscLine(n,start[n],m_dualMesh);
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for (unsigned int i=start[n]+1; i<=stop[n]-1; ++i)
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{
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if ( (Op->GetDiscLine(n,i+1,m_dualMesh)-oldPos) >= optResolution[n])
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{
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tmp_pos.push_back(i);
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oldPos=Op->GetDiscLine(n,i,m_dualMesh);
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}
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}
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if (start[n]!=stop[n])
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tmp_pos.push_back(stop[n]);
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numLines[n] = tmp_pos.size();
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delete[] discLines[n];
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discLines[n] = new double[numLines[n]];
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delete[] posLines[n];
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posLines[n] = new unsigned int[numLines[n]];
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for (unsigned int i=0; i<numLines[n]; ++i)
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{
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posLines[n][i] = tmp_pos.at(i);
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discLines[n][i] = Op->GetDiscLine(n,tmp_pos.at(i),m_dualMesh);
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}
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}
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}
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}
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bool ProcessFields::WriteMesh2HDF5(string filename, string groupName, unsigned int const* numLines, double const* const* discLines, MeshType meshT, double discLines_scaling)
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{
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H5::H5File file( filename, H5F_ACC_RDWR );
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H5::Group hdf_group( file.openGroup( groupName ));
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string names[] = {"x","y","z"};
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if (meshT==CYLINDRICAL_MESH)
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{
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names[0]="rho";
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names[1]="alpha";
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}
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H5::Group* group = new H5::Group( hdf_group.createGroup( "/Mesh" ));
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for (int n=0; n<3; ++n)
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{
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hsize_t dimsf[1]; // dataset dimensions
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dimsf[0] = numLines[n];
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H5::DataSpace dataspace( 1, dimsf );
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H5::FloatType datatype( H5::PredType::NATIVE_FLOAT );
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H5::DataSet dataset = group->createDataSet( names[n].c_str(), datatype, dataspace );
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//convert to float...
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float* array = new float[numLines[n]];
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for (unsigned int i=0; i<numLines[n]; ++i)
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{
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#ifdef OUTPUT_IN_DRAWINGUNITS
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array[i] = Lines[n][i];
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#else
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if ((meshT==CYLINDRICAL_MESH) && (n==1)) //check for alpha-direction
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array[i] = discLines[n][i];
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else
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array[i] = discLines[n][i] * discLines_scaling;
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#endif
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}
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//write to dataset
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dataset.write( array, H5::PredType::NATIVE_FLOAT );
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delete[] array;
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}
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delete group;
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return true;
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}
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bool ProcessFields::DumpVectorArray2HDF5(string filename, string groupName, string name, FDTD_FLOAT const* const* const* const* array, unsigned int const* numLines, float time)
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{
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const H5std_string FILE_NAME(filename);
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const H5std_string DATASET_NAME( name );
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H5::H5File file( FILE_NAME, H5F_ACC_RDWR );
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H5::Group group( file.openGroup( groupName ));
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hsize_t dimsf[4]; // dataset dimensions
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dimsf[0] = 3;
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dimsf[1] = numLines[2];
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dimsf[2] = numLines[1];
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dimsf[3] = numLines[0];
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H5::DataSpace dataspace( 4, dimsf );
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H5::FloatType datatype( H5::PredType::NATIVE_FLOAT );
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// datatype.setOrder( H5T_ORDER_LE );
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H5::DataSet dataset = group.createDataSet( DATASET_NAME, datatype, dataspace );
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hsize_t t_dimsf[] = {1};
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H5::DataSpace t_dataspace( 1, t_dimsf );
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H5::Attribute attr = dataset.createAttribute("time",H5::PredType::NATIVE_FLOAT,t_dataspace);
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attr.write( H5::PredType::NATIVE_FLOAT , &time);
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// I have not the slightest idea why this array-copy action is necessary... but it's the only way hdf5 does what it is supposed to do anyway!!
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// at least it is save in case FDTD_FLOAT was defined as double...
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// why does hdf5 write the dimensions backwards??? or matlab???
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unsigned long pos = 0;
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float *hdf5array = new float[3*numLines[0]*numLines[1]*numLines[2]];
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for (int n=0; n<3; ++n)
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{
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for (unsigned int k=0; k<numLines[2]; ++k)
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{
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for (unsigned int j=0; j<numLines[1]; ++j)
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{
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for (unsigned int i=0; i<numLines[0]; ++i)
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{
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hdf5array[pos++] = array[n][i][j][k];
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}
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}
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}
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}
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dataset.write( hdf5array, H5::PredType::NATIVE_FLOAT );
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delete[] hdf5array;
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return true;
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}
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bool ProcessFields:: DumpScalarArray2HDF5(string filename, string groupName, string name, FDTD_FLOAT const* const* const* array, unsigned int const* numLines, string attr_name, float attr_value)
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{
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const H5std_string FILE_NAME(filename);
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const H5std_string DATASET_NAME( name );
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H5::H5File file( FILE_NAME, H5F_ACC_RDWR );
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H5::Group group( file.openGroup( groupName ));
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hsize_t dimsf[3]; // dataset dimensions
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dimsf[0] = numLines[2];
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dimsf[1] = numLines[1];
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dimsf[2] = numLines[0];
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H5::DataSpace dataspace( 3, dimsf );
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H5::FloatType datatype( H5::PredType::NATIVE_FLOAT );
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// datatype.setOrder( H5T_ORDER_LE );
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H5::DataSet dataset = group.createDataSet( DATASET_NAME, datatype, dataspace );
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if (!attr_name.empty())
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{
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hsize_t t_dimsf[] = {1};
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H5::DataSpace t_dataspace( 1, t_dimsf );
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H5::Attribute attr = dataset.createAttribute(attr_name,H5::PredType::NATIVE_FLOAT,t_dataspace);
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attr.write( H5::PredType::NATIVE_FLOAT , &attr_value);
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}
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// I have not the slightest idea why this array-copy action is necessary... but it's the only way hdf5 does what it is supposed to do anyway!!
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// at least it is save in case FDTD_FLOAT was defined as double...
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// why does hdf5 write the dimensions backwards??? or matlab???
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unsigned long pos = 0;
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float *hdf5array = new float[numLines[0]*numLines[1]*numLines[2]];
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for (unsigned int k=0; k<numLines[2]; ++k)
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{
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for (unsigned int j=0; j<numLines[1]; ++j)
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{
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for (unsigned int i=0; i<numLines[0]; ++i)
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{
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hdf5array[pos++] = array[i][j][k];
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}
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}
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}
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dataset.write( hdf5array, H5::PredType::NATIVE_FLOAT );
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delete[] hdf5array;
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return true;
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}
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bool ProcessFields::DumpVectorArray2HDF5(string filename, string groupName, string name, std::complex<float> const* const* const* const* array, unsigned int const* numLines, float weight, float frequency)
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{
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const H5std_string FILE_NAME(filename);
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const H5std_string DATASET_NAME_RE( name + "_real");
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const H5std_string DATASET_NAME_IM( name + "_imag");
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H5::H5File file( FILE_NAME, H5F_ACC_RDWR );
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H5::Group group( file.openGroup( groupName ));
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hsize_t t_dimsf[] = {1};
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H5::DataSpace t_dataspace( 1, t_dimsf );
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hsize_t dimsf[4]; // dataset dimensions
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dimsf[0] = 3;
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dimsf[1] = numLines[2];
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dimsf[2] = numLines[1];
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dimsf[3] = numLines[0];
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H5::DataSpace dataspace( 4, dimsf );
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H5::FloatType datatype( H5::PredType::NATIVE_FLOAT );
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//create and write real part
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H5::DataSet dataset = group.createDataSet( DATASET_NAME_RE, datatype, dataspace );
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H5::Attribute attr = dataset.createAttribute("frequency",H5::PredType::NATIVE_FLOAT,t_dataspace);
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attr.write( H5::PredType::NATIVE_FLOAT , &frequency);
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// I have not the slightest idea why this array-copy action is necessary... but it's the only way hdf5 does what it is supposed to do anyway!!
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// at least it is save in case FDTD_FLOAT was defined as double...
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// why does hdf5 write the dimensions backwards??? or matlab???
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unsigned long pos = 0;
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float *hdf5array = new float[3*numLines[0]*numLines[1]*numLines[2]];
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for (int n=0; n<3; ++n)
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{
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for (unsigned int k=0; k<numLines[2]; ++k)
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{
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for (unsigned int j=0; j<numLines[1]; ++j)
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{
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for (unsigned int i=0; i<numLines[0]; ++i)
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{
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hdf5array[pos++] = array[n][i][j][k].real() * weight;
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}
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}
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}
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}
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dataset.write( hdf5array, H5::PredType::NATIVE_FLOAT );
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//create and write imaginary part
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dataset = group.createDataSet( DATASET_NAME_IM, datatype, dataspace );
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attr = dataset.createAttribute("frequency",H5::PredType::NATIVE_FLOAT,t_dataspace);
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attr.write( H5::PredType::NATIVE_FLOAT , &frequency);
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// I have not the slightest idea why this array-copy action is necessary... but it's the only way hdf5 does what it is supposed to do anyway!!
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// at least it is save in case FDTD_FLOAT was defined as double...
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// why does hdf5 write the dimensions backwards??? or matlab???
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pos=0;
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for (int n=0; n<3; ++n)
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{
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for (unsigned int k=0; k<numLines[2]; ++k)
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{
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for (unsigned int j=0; j<numLines[1]; ++j)
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{
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for (unsigned int i=0; i<numLines[0]; ++i)
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{
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hdf5array[pos++] = array[n][i][j][k].imag() * weight;
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}
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}
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}
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}
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dataset.write( hdf5array, H5::PredType::NATIVE_FLOAT );
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delete[] hdf5array;
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return true;
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}
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FDTD_FLOAT**** ProcessFields::CalcField()
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{
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unsigned int pos[3];
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double out[3];
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//create array
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FDTD_FLOAT**** field = Create_N_3DArray<FDTD_FLOAT>(numLines);
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switch (m_DumpType)
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{
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case E_FIELD_DUMP:
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case SAR_LOCAL_DUMP:
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for (unsigned int i=0; i<numLines[0]; ++i)
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{
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pos[0]=posLines[0][i];
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for (unsigned int j=0; j<numLines[1]; ++j)
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{
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pos[1]=posLines[1][j];
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for (unsigned int k=0; k<numLines[2]; ++k)
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{
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pos[2]=posLines[2][k];
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m_Eng_Interface->GetEField(pos,out);
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field[0][i][j][k] = out[0];
|
|
field[1][i][j][k] = out[1];
|
|
field[2][i][j][k] = out[2];
|
|
}
|
|
}
|
|
}
|
|
return field;
|
|
case H_FIELD_DUMP:
|
|
for (unsigned int i=0; i<numLines[0]; ++i)
|
|
{
|
|
pos[0]=posLines[0][i];
|
|
for (unsigned int j=0; j<numLines[1]; ++j)
|
|
{
|
|
pos[1]=posLines[1][j];
|
|
for (unsigned int k=0; k<numLines[2]; ++k)
|
|
{
|
|
pos[2]=posLines[2][k];
|
|
|
|
m_Eng_Interface->GetHField(pos,out);
|
|
field[0][i][j][k] = out[0];
|
|
field[1][i][j][k] = out[1];
|
|
field[2][i][j][k] = out[2];
|
|
}
|
|
}
|
|
}
|
|
return field;
|
|
case J_FIELD_DUMP:
|
|
for (unsigned int i=0; i<numLines[0]; ++i)
|
|
{
|
|
pos[0]=posLines[0][i];
|
|
for (unsigned int j=0; j<numLines[1]; ++j)
|
|
{
|
|
pos[1]=posLines[1][j];
|
|
for (unsigned int k=0; k<numLines[2]; ++k)
|
|
{
|
|
pos[2]=posLines[2][k];
|
|
|
|
m_Eng_Interface->GetJField(pos,out);
|
|
field[0][i][j][k] = out[0];
|
|
field[1][i][j][k] = out[1];
|
|
field[2][i][j][k] = out[2];
|
|
}
|
|
}
|
|
}
|
|
return field;
|
|
case ROTH_FIELD_DUMP:
|
|
for (unsigned int i=0; i<numLines[0]; ++i)
|
|
{
|
|
pos[0]=posLines[0][i];
|
|
for (unsigned int j=0; j<numLines[1]; ++j)
|
|
{
|
|
pos[1]=posLines[1][j];
|
|
for (unsigned int k=0; k<numLines[2]; ++k)
|
|
{
|
|
pos[2]=posLines[2][k];
|
|
|
|
m_Eng_Interface->GetRotHField(pos,out);
|
|
field[0][i][j][k] = out[0];
|
|
field[1][i][j][k] = out[1];
|
|
field[2][i][j][k] = out[2];
|
|
}
|
|
}
|
|
}
|
|
return field;
|
|
}
|
|
cerr << "ProcessFields::CalcField(): Error, unknown dump type..." << endl;
|
|
return field;
|
|
}
|
|
|