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openEMS/FDTD/operator.cpp

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/*
* Copyright (C) 2010 Thorsten Liebig (Thorsten.Liebig@gmx.de)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <fstream>
#include "operator.h"
#include "engine.h"
#include "operator_extension.h"
#include "processfields.h"
#include "tools/array_ops.h"
#include "fparser.hh"
Operator* Operator::New()
{
cout << "Create FDTD operator" << endl;
Operator* op = new Operator();
op->Init();
return op;
}
Operator::Operator()
{
m_MeshType = ProcessFields::CARTESIAN_MESH;
Exc = 0;
dT = 0;
m_InvaildTimestep = false;
}
Operator::~Operator()
{
for (size_t n=0;n<m_Op_exts.size();++n)
delete m_Op_exts.at(n);
m_Op_exts.clear();
Reset();
}
Engine* Operator::CreateEngine() const
{
Engine* eng = Engine::New(this);
return eng;
}
void Operator::Init()
{
CSX = NULL;
vv=NULL;
vi=NULL;
iv=NULL;
ii=NULL;
for (int n=0;n<3;++n)
discLines[n]=NULL;
MainOp=NULL;
DualOp=NULL;
for (int n=0;n<3;++n)
{
EC_C[n]=NULL;
EC_G[n]=NULL;
EC_L[n]=NULL;
EC_R[n]=NULL;
}
for (int n=0;n<6;++n)
m_BC[n]=0;
Exc = 0;
dT = 0;
}
void Operator::Reset()
{
Delete_N_3DArray(vv,numLines);
Delete_N_3DArray(vi,numLines);
Delete_N_3DArray(iv,numLines);
Delete_N_3DArray(ii,numLines);
for (int n=0;n<3;++n)
delete[] discLines[n];
delete MainOp;
delete DualOp;
for (int n=0;n<3;++n)
{
delete[] EC_C[n];
delete[] EC_G[n];
delete[] EC_L[n];
delete[] EC_R[n];
}
delete Exc;
Init();
}
string Operator::GetDirName(int ny) const
{
if (ny==0) return "x";
if (ny==1) return "y";
if (ny==2) return "z";
return "";
}
double Operator::GetMeshDelta(int n, const unsigned int* pos, bool dualMesh) const
{
if ((n<0) || (n>2)) return 0.0;
if (pos[n]>=numLines[n]) return 0.0;
if (dualMesh==false)
return fabs(MainOp->GetIndexDelta(n,pos[n]))*gridDelta;
else
return fabs(MainOp->GetIndexWidth(n,pos[n]))*gridDelta;
}
double Operator::GetDiscLine(int n, unsigned int pos, bool dualMesh) const
{
if ((n<0) || (n>2)) return 0.0;
if (pos>=numLines[n]) return 0.0;
if (dualMesh==false)
return discLines[n][pos];
else
return (discLines[n][pos] + 0.5*fabs(MainOp->GetIndexDelta(n,pos)));
}
double Operator::GetNodeArea(int ny, const unsigned int pos[3], bool dualMesh) const
{
int nyP = (ny+1)%3;
int nyPP = (ny+2)%3;
return GetNodeWidth(nyP,pos,dualMesh) * GetNodeWidth(nyPP,pos,dualMesh);
}
bool Operator::SnapToMesh(double* dcoord, unsigned int* uicoord, bool lower, bool* inside)
{
bool ok=true;
unsigned int numLines[3];
for (int n=0;n<3;++n)
{
numLines[n] = GetNumberOfLines(n);
if (inside) //set defaults
inside[n] = true;
uicoord[n]=0;
if (dcoord[n]<discLines[n][0])
{
ok=false;uicoord[n]=0;
if (inside) inside[n] = false;
}
else if (dcoord[n]==discLines[n][0])
uicoord[n]=0;
else if (dcoord[n]>discLines[n][numLines[n]-1])
{
ok=false;
uicoord[n]=numLines[n]-1;
if (lower) uicoord[n]=numLines[n]-2;
if (inside) inside[n] = false;
}
else if (dcoord[n]==discLines[n][numLines[n]-1])
{
uicoord[n]=numLines[n]-1;
if (lower) uicoord[n]=numLines[n]-2;
}
else
for (unsigned int i=1;i<numLines[n];++i)
{
if (dcoord[n]<discLines[n][i])
{
if (fabs(dcoord[n]-discLines[n][i])<(fabs(dcoord[n]-discLines[n][i-1])))
uicoord[n]=i;
else
uicoord[n]=i-1;
if (lower) uicoord[n]=i-1;
i = numLines[n];
}
}
}
// cerr << "Operator::SnapToMesh Wish: " << dcoord[0] << " " << dcoord[1] << " " << dcoord[2] << endl;
// cerr << "Operator::SnapToMesh Found: " << discLines[0][uicoord[0]] << " " << discLines[1][uicoord[1]] << " " << discLines[2][uicoord[2]] << endl;
// cerr << "Operator::SnapToMesh Index: " << uicoord[0] << " " << uicoord[1] << " " << uicoord[2] << endl;
return ok;
}
struct Operator::Grid_Path Operator::FindPath(double start[], double stop[])
{
struct Grid_Path path;
// double dV[] = {stop[0]-start[0],stop[1]-start[1],stop[2]-start[2]};
unsigned int uiStart[3],uiStop[3],currPos[3];
SnapToMesh(start,uiStart);
SnapToMesh(stop,uiStop);
currPos[0]=uiStart[0];
currPos[1]=uiStart[1];
currPos[2]=uiStart[2];
double meshStart[] = {discLines[0][uiStart[0]], discLines[1][uiStart[1]], discLines[2][uiStart[2]]};
double meshStop[] = {discLines[0][uiStop[0]], discLines[1][uiStop[1]], discLines[2][uiStop[2]]};
bool UpDir = false;
double foot=0,dist=0,minFoot=0,minDist=0;
int minDir=0;
unsigned int minPos[3];
double startFoot,stopFoot,currFoot;
Point_Line_Distance(meshStart,start,stop,startFoot,dist);
Point_Line_Distance(meshStop,start,stop,stopFoot,dist);
currFoot=startFoot;
minFoot=startFoot;
double P[3];
while (minFoot<stopFoot)
{
minDist=1e300;
for (int n=0;n<3;++n) //check all 6 surrounding points
{
P[0] = discLines[0][currPos[0]];
P[1] = discLines[1][currPos[1]];
P[2] = discLines[2][currPos[2]];
if (((int)currPos[n]-1)>=0)
{
P[n] = discLines[n][currPos[n]-1];
Point_Line_Distance(P,start,stop,foot,dist);
if ((foot>currFoot) && (dist<minDist))
{
minFoot=foot;
minDist=dist;
minDir = n;
UpDir = false;
}
}
if ((currPos[n]+1)<numLines[n])
{
P[n] = discLines[n][currPos[n]+1];
Point_Line_Distance(P,start,stop,foot,dist);
if ((foot>currFoot) && (dist<minDist))
{
minFoot=foot;
minDist=dist;
minDir = n;
UpDir = true;
}
}
}
minPos[0]=currPos[0];
minPos[1]=currPos[1];
minPos[2]=currPos[2];
if (UpDir)
{
currPos[minDir]+=1;
}
else
{
currPos[minDir]+=-1;
minPos[minDir]-=1;
}
path.posPath[0].push_back(minPos[0]);
path.posPath[1].push_back(minPos[1]);
path.posPath[2].push_back(minPos[2]);
currFoot=minFoot;
path.dir.push_back(minDir);
}
//close missing edges, if currPos is not equal to uiStopPos
for (int n=0;n<3;++n)
{
if (currPos[n]>uiStop[n])
{
--currPos[n];
path.posPath[0].push_back(currPos[0]);
path.posPath[1].push_back(currPos[1]);
path.posPath[2].push_back(currPos[2]);
path.dir.push_back(n);
}
else if (currPos[n]<uiStop[n])
{
path.posPath[0].push_back(currPos[0]);
path.posPath[1].push_back(currPos[1]);
path.posPath[2].push_back(currPos[2]);
path.dir.push_back(n);
}
}
return path;
}
double Operator::GetNumberCells() const
{
if (numLines)
return (numLines[0])*(numLines[1])*(numLines[2]); //it's more like number of nodes???
return 0;
}
void Operator::ShowStat() const
{
unsigned int OpSize = 12*numLines[0]*numLines[1]*numLines[2]*sizeof(FDTD_FLOAT);
unsigned int FieldSize = 6*numLines[0]*numLines[1]*numLines[2]*sizeof(FDTD_FLOAT);
double MBdiff = 1024*1024;
cout << "------- Stat: FDTD Operator -------" << endl;
cout << "Dimensions\t\t: " << numLines[0] << "x" << numLines[1] << "x" << numLines[2] << " = " << numLines[0]*numLines[1]*numLines[2] << " Cells (" << numLines[0]*numLines[1]*numLines[2]/1e6 << " MCells)" << endl;
cout << "Size of Operator\t: " << OpSize << " Byte (" << (double)OpSize/MBdiff << " MiB) " << endl;
cout << "Size of Field-Data\t: " << FieldSize << " Byte (" << (double)FieldSize/MBdiff << " MiB) " << endl;
cout << "-----------------------------------" << endl;
cout << "Voltage excitations\t: " << Exc->Volt_Count << "\t (" << Exc->Volt_Count_Dir[0] << ", " << Exc->Volt_Count_Dir[1] << ", " << Exc->Volt_Count_Dir[2] << ")" << endl;
cout << "Current excitations\t: " << Exc->Curr_Count << "\t (" << Exc->Curr_Count_Dir[0] << ", " << Exc->Curr_Count_Dir[1] << ", " << Exc->Curr_Count_Dir[2] << ")" << endl;
cout << "-----------------------------------" << endl;
cout << "Number of PEC edges\t: " << m_Nr_PEC[0]+m_Nr_PEC[1]+m_Nr_PEC[2] << endl;
cout << "in " << GetDirName(0) << " direction\t\t: " << m_Nr_PEC[0] << endl;
cout << "in " << GetDirName(1) << " direction\t\t: " << m_Nr_PEC[1] << endl;
cout << "in " << GetDirName(2) << " direction\t\t: " << m_Nr_PEC[2] << endl;
cout << "-----------------------------------" << endl;
cout << "Timestep (s)\t\t: " << dT ;
if (opt_dT)
cout <<"\t(" << opt_dT << ")";
cout << endl;
cout << "Timestep method name\t: " << m_Used_TS_Name << endl;
cout << "Nyquist criteria (TS)\t: " << Exc->GetNyquistNum() << endl;
cout << "Nyquist criteria (s)\t: " << Exc->GetNyquistNum()*dT << endl;
cout << "Excitation Length (TS)\t: " << Exc->Length << endl;
cout << "Excitation Length (s)\t: " << Exc->Length*dT << endl;
cout << "-----------------------------------" << endl;
}
void Operator::ShowExtStat() const
{
if (m_Op_exts.size()==0) return;
cout << "-----------------------------------" << endl;
for (size_t n=0;n<m_Op_exts.size();++n)
m_Op_exts.at(n)->ShowStat(cout);
cout << "-----------------------------------" << endl;
}
void Operator::DumpOperator2File(string filename)
{
#ifdef OUTPUT_IN_DRAWINGUNITS
double discLines_scaling = 1;
#else
double discLines_scaling = GetGridDelta();
#endif
ofstream file(filename.c_str(),ios_base::out);
if (!file.is_open())
{
cerr << "Operator::DumpOperator2File(): Can't open file: " << filename << endl;
return;
}
cout << "Operator: Dumping FDTD operator information to vtk file: " << filename << " ..." << flush;
FDTD_FLOAT**** exc = Create_N_3DArray<FDTD_FLOAT>(numLines);
if (Exc)
{
for (unsigned int n=0;n<Exc->Volt_Count;++n)
exc[Exc->Volt_dir[n]][Exc->Volt_index[0][n]][Exc->Volt_index[1][n]][Exc->Volt_index[2][n]] = Exc->Volt_amp[n];
}
FDTD_FLOAT**** vv_temp = Create_N_3DArray<FDTD_FLOAT>(numLines);
FDTD_FLOAT**** vi_temp = Create_N_3DArray<FDTD_FLOAT>(numLines);
FDTD_FLOAT**** iv_temp = Create_N_3DArray<FDTD_FLOAT>(numLines);
FDTD_FLOAT**** ii_temp = Create_N_3DArray<FDTD_FLOAT>(numLines);
unsigned int pos[3], n;
for (n=0; n<3; n++)
for (pos[0]=0; pos[0]<numLines[0]; pos[0]++)
for (pos[1]=0; pos[1]<numLines[1]; pos[1]++)
for (pos[2]=0; pos[2]<numLines[2]; pos[2]++)
{
vv_temp[n][pos[0]][pos[1]][pos[2]] = GetVV(n,pos);
vi_temp[n][pos[0]][pos[1]][pos[2]] = GetVI(n,pos);
iv_temp[n][pos[0]][pos[1]][pos[2]] = GetIV(n,pos);
ii_temp[n][pos[0]][pos[1]][pos[2]] = GetII(n,pos);
}
string names[] = {"vv", "vi", "iv" , "ii", "exc"};
FDTD_FLOAT**** array[] = {vv_temp,vi_temp,iv_temp,ii_temp,exc};
ProcessFields::DumpMultiVectorArray2VTK(file, names , array , 5, discLines, numLines, 6, "Operator dump" , (ProcessFields::MeshType)m_MeshType, discLines_scaling);
Delete_N_3DArray(ii_temp,numLines);
Delete_N_3DArray(iv_temp,numLines);
Delete_N_3DArray(vi_temp,numLines);
Delete_N_3DArray(vv_temp,numLines);
Delete_N_3DArray(exc,numLines);
file.close();
cout << " done!" << endl;
}
//! \brief dump PEC (perfect electric conductor) information (into VTK-file)
//! visualization via paraview
//! visualize only one component (x, y or z)
void Operator::DumpPEC2File( string filename )
{
ofstream file( filename.c_str() );
if (!file.is_open())
{
cerr << "Operator::DumpPEC2File(): Can't open file: " << filename << endl;
return;
}
cout << "Operator: Dumping PEC information to vtk file: " << filename << " ..." << flush;
FDTD_FLOAT**** pec = Create_N_3DArray<FDTD_FLOAT>( numLines );
unsigned int pos[3];
#ifdef OUTPUT_IN_DRAWINGUNITS
double scaling = 1.0/GetGridDelta();
#else
double scaling = 1;
#endif
for (pos[0]=0; pos[0]<numLines[0]-1; pos[0]++) {
for (pos[1]=0; pos[1]<numLines[1]-1; pos[1]++) {
for (pos[2]=0; pos[2]<numLines[2]-1; pos[2]++) {
if ((pos[1] != 0) && (pos[2] != 0))
{
// PEC surrounds the computational area; do not output this
if ((GetVV(0,pos) == 0) && (GetVI(0,pos) == 0))
pec[0][pos[0]][pos[1]][pos[2]] = GetEdgeLength( 0, pos ) * scaling; // PEC-x found
}
if ((pos[0] != 0) && (pos[2] != 0))
{
// PEC surrounds the computational area; do not output this
if ((GetVV(1,pos) == 0) && (GetVI(1,pos) == 0))
pec[1][pos[0]][pos[1]][pos[2]] = GetEdgeLength( 1, pos ) * scaling; // PEC-y found
}
if ((pos[0] != 0) && (pos[1] != 0))
{
// PEC surrounds the computational area; do not output this
if ((GetVV(2,pos) == 0) && (GetVI(2,pos) == 0))
pec[2][pos[0]][pos[1]][pos[2]] = GetEdgeLength( 2, pos ) * scaling; // PEC-z found
}
}
}
}
// evaluate boundary conditions
for (int n=0; n<3; n++)
{
int nP = (n+1)%3;
int nPP = (n+2)%3;
for (pos[nP]=0; pos[nP]<numLines[nP]; pos[nP]++)
{
for (pos[nPP]=0; pos[nPP]<numLines[nPP]; pos[nPP]++)
{
pos[n] = 0;
if ((pos[nP] != numLines[nP]-1) && (m_BC[2*n] == 0))
pec[nP ][pos[0]][pos[1]][pos[2]] = GetEdgeLength( nP, pos ) * scaling;
if ((pos[nPP] != numLines[nPP]-1) && (m_BC[2*n] == 0))
pec[nPP][pos[0]][pos[1]][pos[2]] = GetEdgeLength( nPP, pos ) * scaling;
pos[n] = numLines[n]-1;
if ((pos[nP] != numLines[nP]-1) && (m_BC[2*n+1] == 0))
pec[nP ][pos[0]][pos[1]][pos[2]] = GetEdgeLength( nP, pos ) * scaling;
if ((pos[nPP] != numLines[nPP]-1) && (m_BC[2*n+1] == 0))
pec[nPP][pos[0]][pos[1]][pos[2]] = GetEdgeLength( nPP, pos ) * scaling;
}
}
}
#ifdef OUTPUT_IN_DRAWINGUNITS
scaling = 1;
#else
scaling = GetGridDelta();
#endif
ProcessFields::DumpVectorArray2VTK( file, "PEC", pec, discLines, numLines, 6, "PEC dump" , (ProcessFields::MeshType)m_MeshType, scaling );
file.close();
cout << " done!" << endl;
}
void Operator::DumpMaterial2File(string filename)
{
#ifdef OUTPUT_IN_DRAWINGUNITS
double discLines_scaling = 1;
#else
double discLines_scaling = GetGridDelta();
#endif
ofstream file(filename.c_str(),ios_base::out);
if (!file.is_open())
{
cerr << "Operator::DumpMaterial2File(): Can't open file: " << filename << endl;
return;
}
cout << "Operator: Dumping material information to vtk file: " << filename << " ..." << flush;
FDTD_FLOAT**** epsilon = Create_N_3DArray<FDTD_FLOAT>(numLines);
FDTD_FLOAT**** mue = Create_N_3DArray<FDTD_FLOAT>(numLines);
FDTD_FLOAT**** kappa = Create_N_3DArray<FDTD_FLOAT>(numLines);
FDTD_FLOAT**** sigma = Create_N_3DArray<FDTD_FLOAT>(numLines);
unsigned int pos[3];
for (pos[0]=0;pos[0]<numLines[0];++pos[0])
{
for (pos[1]=0;pos[1]<numLines[1];++pos[1])
{
for (pos[2]=0;pos[2]<numLines[2];++pos[2])
{
for (int n=0;n<3;++n)
{
double inMat[4];
Calc_EffMatPos(n, pos, inMat);
epsilon[n][pos[0]][pos[1]][pos[2]] = inMat[0]/__EPS0__;
mue[n][pos[0]][pos[1]][pos[2]] = inMat[2]/__MUE0__;
kappa[n][pos[0]][pos[1]][pos[2]] = inMat[1];
sigma[n][pos[0]][pos[1]][pos[2]] = inMat[3];
}
}
}
}
string names[] = {"epsilon","mue","kappa","sigma"};
FDTD_FLOAT**** array[] = {epsilon,mue,kappa,sigma};
ProcessFields::DumpMultiVectorArray2VTK(file, names, array, 4, discLines, numLines, 6, "Material dump" , (ProcessFields::MeshType)m_MeshType, discLines_scaling);
Delete_N_3DArray(epsilon,numLines);
Delete_N_3DArray(mue,numLines);
Delete_N_3DArray(kappa,numLines);
Delete_N_3DArray(sigma,numLines);
file.close();
cout << " done!" << endl;
}
bool Operator::SetGeometryCSX(ContinuousStructure* geo)
{
if (geo==NULL) return false;
CSX = geo;
CSRectGrid* grid=CSX->GetGrid();
for (int n=0;n<3;++n)
{
discLines[n] = grid->GetLines(n,discLines[n],numLines[n],true);
if (n==1)
if (numLines[n]<3) {cerr << "CartOperator::SetGeometryCSX: you need at least 3 disc-lines in every direction (3D!)!!!" << endl; Reset(); return false;}
}
MainOp = new AdrOp(numLines[0],numLines[1],numLines[2]);
MainOp->SetGrid(discLines[0],discLines[1],discLines[2]);
if (grid->GetDeltaUnit()<=0) {cerr << "CartOperator::SetGeometryCSX: grid delta unit must not be <=0 !!!" << endl; Reset(); return false;}
else gridDelta=grid->GetDeltaUnit();
MainOp->SetGridDelta(1);
MainOp->AddCellAdrOp();
return true;
}
void Operator::InitOperator()
{
Delete_N_3DArray(vv,numLines);
Delete_N_3DArray(vi,numLines);
Delete_N_3DArray(iv,numLines);
Delete_N_3DArray(ii,numLines);
vv = Create_N_3DArray<FDTD_FLOAT>(numLines);
vi = Create_N_3DArray<FDTD_FLOAT>(numLines);
iv = Create_N_3DArray<FDTD_FLOAT>(numLines);
ii = Create_N_3DArray<FDTD_FLOAT>(numLines);
}
void Operator::InitExcitation()
{
delete Exc;
Exc = new Excitation( dT );
}
void Operator::Calc_ECOperatorPos(int n, unsigned int* pos)
{
unsigned int i = MainOp->SetPos(pos[0],pos[1],pos[2]);
if (EC_C[n][i]>0)
{
SetVV(n,pos[0],pos[1],pos[2], (1-dT*EC_G[n][i]/2/EC_C[n][i])/(1+dT*EC_G[n][i]/2/EC_C[n][i]) );
SetVI(n,pos[0],pos[1],pos[2], (dT/EC_C[n][i])/(1+dT*EC_G[n][i]/2/EC_C[n][i]) );
}
else
{
SetVV(n,pos[0],pos[1],pos[2], 0 );
SetVI(n,pos[0],pos[1],pos[2], 0 );
}
if (EC_L[n][i]>0)
{
SetII(n,pos[0],pos[1],pos[2], (1-dT*EC_R[n][i]/2/EC_L[n][i])/(1+dT*EC_R[n][i]/2/EC_L[n][i]) );
SetIV(n,pos[0],pos[1],pos[2], (dT/EC_L[n][i])/(1+dT*EC_R[n][i]/2/EC_L[n][i]) );
}
else
{
SetII(n,pos[0],pos[1],pos[2], 0 );
SetIV(n,pos[0],pos[1],pos[2], 0 );
}
}
int Operator::CalcECOperator( DebugFlags debugFlags )
{
Init_EC();
if (Calc_EC()==0)
return -1;
m_InvaildTimestep = false;
opt_dT = 0;
if (dT>0)
{
double save_dT = dT;
CalcTimestep();
opt_dT = dT;
if (dT<save_dT)
{
cerr << "Operator::CalcECOperator: Warning, forced timestep: " << save_dT << "s is larger than calculated timestep: " << dT << "s! It is not recommended using this timestep!! " << endl;
m_InvaildTimestep = true;
}
dT = save_dT;
}
else
CalcTimestep();
InitOperator();
unsigned int pos[3];
for (int n=0;n<3;++n)
{
for (pos[0]=0;pos[0]<numLines[0];++pos[0])
{
for (pos[1]=0;pos[1]<numLines[1];++pos[1])
{
for (pos[2]=0;pos[2]<numLines[2];++pos[2])
{
Calc_ECOperatorPos(n,pos);
}
}
}
}
//Apply PEC to all boundary's
bool PEC[6]={1,1,1,1,1,1};
//make an exception for BC == -1
for (int n=0;n<6;++n)
if ((m_BC[n]==-1))
PEC[n] = false;
ApplyElectricBC(PEC);
CalcPEC();
bool PMC[6];
for (int n=0;n<6;++n)
PMC[n] = m_BC[n]==1;
ApplyMagneticBC(PMC);
InitExcitation();
if (CalcFieldExcitation()==false) return -1;
//all information available for extension... create now...
for (size_t n=0;n<m_Op_exts.size();++n)
m_Op_exts.at(n)->BuildExtension();
if (debugFlags & debugMaterial)
DumpMaterial2File( "material_dump.vtk" );
if (debugFlags & debugOperator)
DumpOperator2File( "operator_dump.vtk" );
if (debugFlags & debugPEC)
DumpPEC2File( "PEC_dump.vtk" );
//cleanup
for (int n=0;n<3;++n)
{
delete[] EC_C[n];EC_C[n]=NULL;
delete[] EC_G[n];EC_G[n]=NULL;
delete[] EC_L[n];EC_L[n]=NULL;
delete[] EC_R[n];EC_R[n]=NULL;
}
return 0;
}
void Operator::ApplyElectricBC(bool* dirs)
{
if (dirs==NULL) return;
unsigned int pos[3];
for (int n=0;n<3;++n)
{
int nP = (n+1)%3;
int nPP = (n+2)%3;
for (pos[nP]=0;pos[nP]<numLines[nP];++pos[nP])
{
for (pos[nPP]=0;pos[nPP]<numLines[nPP];++pos[nPP])
{
pos[n]=0;
SetVV(nP, pos[0],pos[1],pos[2], GetVV(nP, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] );
SetVI(nP, pos[0],pos[1],pos[2], GetVI(nP, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] );
SetVV(nPP,pos[0],pos[1],pos[2], GetVV(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] );
SetVI(nPP,pos[0],pos[1],pos[2], GetVI(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] );
pos[n]=numLines[n]-1;
SetVV(n, pos[0],pos[1],pos[2], GetVV(n, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] ); // these are outside the FDTD-domain as defined by the main disc
SetVI(n, pos[0],pos[1],pos[2], GetVI(n, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] ); // these are outside the FDTD-domain as defined by the main disc
SetVV(nP, pos[0],pos[1],pos[2], GetVV(nP, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] );
SetVI(nP, pos[0],pos[1],pos[2], GetVI(nP, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] );
SetVV(nPP,pos[0],pos[1],pos[2], GetVV(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] );
SetVI(nPP,pos[0],pos[1],pos[2], GetVI(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] );
}
}
}
}
void Operator::ApplyMagneticBC(bool* dirs)
{
if (dirs==NULL) return;
unsigned int pos[3];
for (int n=0;n<3;++n)
{
int nP = (n+1)%3;
int nPP = (n+2)%3;
for (pos[nP]=0;pos[nP]<numLines[nP];++pos[nP])
{
for (pos[nPP]=0;pos[nPP]<numLines[nPP];++pos[nPP])
{
pos[n]=0;
SetII(n, pos[0],pos[1],pos[2], GetII(n, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] );
SetIV(n, pos[0],pos[1],pos[2], GetIV(n, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] );
SetII(nP, pos[0],pos[1],pos[2], GetII(nP, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] );
SetIV(nP, pos[0],pos[1],pos[2], GetIV(nP, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] );
SetII(nPP,pos[0],pos[1],pos[2], GetII(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] );
SetIV(nPP,pos[0],pos[1],pos[2], GetIV(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] );
pos[n]=numLines[n]-2;
SetII(nP, pos[0],pos[1],pos[2], GetII(nP, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] );
SetIV(nP, pos[0],pos[1],pos[2], GetIV(nP, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] );
SetII(nPP,pos[0],pos[1],pos[2], GetII(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] );
SetIV(nPP,pos[0],pos[1],pos[2], GetIV(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] );
// the last current lines are outside the FDTD domain and cannot be iterated by the FDTD engine
pos[n]=numLines[n]-1;
SetII(n, pos[0],pos[1],pos[2], 0 );
SetIV(n, pos[0],pos[1],pos[2], 0 );
SetII(nP, pos[0],pos[1],pos[2], 0 );
SetIV(nP, pos[0],pos[1],pos[2], 0 );
SetII(nPP,pos[0],pos[1],pos[2], 0 );
SetIV(nPP,pos[0],pos[1],pos[2], 0 );
}
}
}
}
bool Operator::Calc_ECPos(int ny, const unsigned int* pos, double* EC) const
{
double EffMat[4];
Calc_EffMatPos(ny,pos,EffMat);
double delta = GetEdgeLength(ny,pos);
double area = GetEdgeArea(ny,pos);
// if (isnan(EffMat[0]))
// {
// cerr << ny << " " << pos[0] << " " << pos[1] << " " << pos[2] << " : " << EffMat[0] << endl;
// }
if (delta)
{
EC[0] = EffMat[0] * area/delta;
EC[1] = EffMat[1] * area/delta;
}
else
{
EC[0] = 0;
EC[1] = 0;
}
delta = GetEdgeLength(ny,pos,true);
area = GetEdgeArea(ny,pos,true);
if (delta)
{
EC[2] = EffMat[2] * area/delta;
EC[3] = EffMat[3] * area/delta;
}
else
{
EC[2] = 0;
EC[3] = 0;
}
return true;
}
bool Operator::Calc_EffMatPos(int ny, const unsigned int* pos, double* EffMat) const
{
int n=ny;
double coord[3];
double shiftCoord[3];
int nP = (n+1)%3;
int nPP = (n+2)%3;
coord[0] = discLines[0][pos[0]];
coord[1] = discLines[1][pos[1]];
coord[2] = discLines[2][pos[2]];
double delta=MainOp->GetIndexDelta(n,pos[n]);
double deltaP=MainOp->GetIndexDelta(nP,pos[nP]);
double deltaPP=MainOp->GetIndexDelta(nPP,pos[nPP]);
double delta_M=MainOp->GetIndexDelta(n,pos[n]-1);
double deltaP_M=MainOp->GetIndexDelta(nP,pos[nP]-1);
double deltaPP_M=MainOp->GetIndexDelta(nPP,pos[nPP]-1);
int loc_pos[3]={pos[0],pos[1],pos[2]};
double A_n;
double area = 0;
//******************************* epsilon,kappa averaging *****************************//
//shift up-right
shiftCoord[n] = coord[n]+delta*0.5;
shiftCoord[nP] = coord[nP]+deltaP*0.25;
shiftCoord[nPP] = coord[nPP]+deltaPP*0.25;
A_n = GetNodeArea(ny,(unsigned int*)loc_pos,true);
// {
// cerr << ny << " " << pos[0] << " " << pos[1] << " " << pos[2] << ": " << A_n << endl;
// exit(0);
// }
CSProperties* prop = CSX->GetPropertyByCoordPriority(shiftCoord,CSProperties::MATERIAL,true);
if (prop)
{
CSPropMaterial* mat = prop->ToMaterial();
EffMat[0] = mat->GetEpsilonWeighted(n,shiftCoord)*A_n;
EffMat[1] = mat->GetKappaWeighted(n,shiftCoord)*A_n;
}
else
{
EffMat[0] = 1*A_n;
EffMat[1] = 0;
}
area+=A_n;
//shift up-left
shiftCoord[n] = coord[n]+delta*0.5;
shiftCoord[nP] = coord[nP]-deltaP_M*0.25;
shiftCoord[nPP] = coord[nPP]+deltaPP*0.25;
--loc_pos[nP];
A_n = GetNodeArea(ny,(unsigned int*)loc_pos,true);
// cerr << A_n << endl;
prop = CSX->GetPropertyByCoordPriority(shiftCoord,CSProperties::MATERIAL,true);
if (prop)
{
CSPropMaterial* mat = prop->ToMaterial();
EffMat[0] += mat->GetEpsilonWeighted(n,shiftCoord)*A_n;
EffMat[1] += mat->GetKappaWeighted(n,shiftCoord)*A_n;
}
else
{
EffMat[0] += 1*A_n;
EffMat[1] += 0;
}
area+=A_n;
//shift down-right
shiftCoord[n] = coord[n]+delta*0.5;
shiftCoord[nP] = coord[nP]+deltaP*0.25;
shiftCoord[nPP] = coord[nPP]-deltaPP_M*0.25;
++loc_pos[nP];
--loc_pos[nPP];
A_n = GetNodeArea(ny,(unsigned int*)loc_pos,true);
prop = CSX->GetPropertyByCoordPriority(shiftCoord,CSProperties::MATERIAL,true);
if (prop)
{
CSPropMaterial* mat = prop->ToMaterial();
EffMat[0] += mat->GetEpsilonWeighted(n,shiftCoord)*A_n;
EffMat[1] += mat->GetKappaWeighted(n,shiftCoord)*A_n;
}
else
{
EffMat[0] += 1*A_n;
EffMat[1] += 0;
}
area+=A_n;
//shift down-left
shiftCoord[n] = coord[n]+delta*0.5;
shiftCoord[nP] = coord[nP]-deltaP_M*0.25;
shiftCoord[nPP] = coord[nPP]-deltaPP_M*0.25;
--loc_pos[nP];
A_n = GetNodeArea(ny,(unsigned int*)loc_pos,true);
prop = CSX->GetPropertyByCoordPriority(shiftCoord,CSProperties::MATERIAL,true);
if (prop)
{
CSPropMaterial* mat = prop->ToMaterial();
EffMat[0] += mat->GetEpsilonWeighted(n,shiftCoord)*A_n;
EffMat[1] += mat->GetKappaWeighted(n,shiftCoord)*A_n;
}
else
{
EffMat[0] += 1*A_n;
EffMat[1] += 0;
}
area+=A_n;
EffMat[0]*=__EPS0__/area;
EffMat[1]/=area;
//******************************* mu,sigma averaging *****************************//
loc_pos[0]=pos[0];loc_pos[1]=pos[1];loc_pos[2]=pos[2];
double length=0;
//shift down
shiftCoord[n] = coord[n]-delta_M*0.25;
shiftCoord[nP] = coord[nP]+deltaP*0.5;
shiftCoord[nPP] = coord[nPP]+deltaPP*0.5;
--loc_pos[n];
double delta_ny = GetNodeWidth(n,(unsigned int*)loc_pos,true);
prop = CSX->GetPropertyByCoordPriority(shiftCoord,CSProperties::MATERIAL,true);
if (prop)
{
CSPropMaterial* mat = prop->ToMaterial();
EffMat[2] = delta_ny / mat->GetMueWeighted(n,shiftCoord);
if (mat->GetSigmaWeighted(n,shiftCoord))
EffMat[3] = delta_ny / mat->GetSigmaWeighted(n,shiftCoord);
else
EffMat[3] = 0;
}
else
{
EffMat[2] = delta_ny;
EffMat[3] = 0;
}
length=delta_ny;
//shift up
shiftCoord[n] = coord[n]+delta*0.25;
shiftCoord[nP] = coord[nP]+deltaP*0.5;
shiftCoord[nPP] = coord[nPP]+deltaPP*0.5;
++loc_pos[n];
delta_ny = GetNodeWidth(n,(unsigned int*)loc_pos,true);
prop = CSX->GetPropertyByCoordPriority(shiftCoord,CSProperties::MATERIAL,true);
if (prop)
{
CSPropMaterial* mat = prop->ToMaterial();
EffMat[2] += delta_ny / mat->GetMueWeighted(n,shiftCoord);
if (mat->GetSigmaWeighted(n,shiftCoord))
EffMat[3] += delta_ny/mat->GetSigmaWeighted(n,shiftCoord);
else
EffMat[3] = 0;
}
else
{
EffMat[2] += 1*delta_ny;
EffMat[3] = 0;
}
length+=delta_ny;
EffMat[2] = length * __MUE0__ / EffMat[2];
if (EffMat[3]) EffMat[3]=length / EffMat[3];
for (int n=0;n<4;++n)
if (isnan(EffMat[n]) || isinf(EffMat[n]))
{
cerr << "Operator::Calc_EffMatPos: An effective material parameter is not a valid result, this should NOT have happend... exit..." << endl;
exit(0);
}
return true;
}
void Operator::Init_EC()
{
for (int n=0;n<3;++n)
{
//init x-cell-array
delete[] EC_C[n];
delete[] EC_G[n];
delete[] EC_L[n];
delete[] EC_R[n];
EC_C[n] = new double[MainOp->GetSize()];
EC_G[n] = new double[MainOp->GetSize()];
EC_L[n] = new double[MainOp->GetSize()];
EC_R[n] = new double[MainOp->GetSize()];
for (unsigned int i=0;i<MainOp->GetSize();i++) //init all
{
EC_C[n][i]=0;
EC_G[n][i]=0;
EC_L[n][i]=0;
EC_R[n][i]=0;
}
}
}
bool Operator::Calc_EC()
{
if (CSX==NULL) {cerr << "CartOperator::Calc_EC: CSX not given or invalid!!!" << endl; return false;}
unsigned int ipos;
unsigned int pos[3];
double inEC[4];
for (int n=0;n<3;++n)
{
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])
{
Calc_ECPos(n,pos,inEC);
ipos = MainOp->SetPos(pos[0],pos[1],pos[2]);
EC_C[n][ipos]=inEC[0];
EC_G[n][ipos]=inEC[1];
EC_L[n][ipos]=inEC[2];
EC_R[n][ipos]=inEC[3];
}
}
}
}
return true;
}
double Operator::CalcTimestep()
{
#if 1 //use the new timestep-calc (1) or the old one (0)
return CalcTimestep_Var3(); //the biggest one for cartesian meshes
#else
return CalcTimestep_Var1();
#endif
}
////Berechnung nach Andreas Rennings Dissertation 2008, Seite 66, Formel 4.52
double Operator::CalcTimestep_Var1()
{
m_Used_TS_Name = string("Rennings_1");
// cout << "Operator::CalcTimestep(): Using timestep algorithm by Andreas Rennings, Dissertation @ University Duisburg-Essen, 2008, pp. 66, eq. 4.52" << endl;
dT=1e200;
double newT;
unsigned int pos[3];
unsigned int ipos;
unsigned int ipos_PM;
unsigned int ipos_PPM;
MainOp->SetReflection2Cell();
for (int n=0;n<3;++n)
{
int nP = (n+1)%3;
int nPP = (n+2)%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])
{
ipos = MainOp->SetPos(pos[0],pos[1],pos[2]);
ipos_PM = MainOp->Shift(nP,-1);
MainOp->ResetShift();
ipos_PPM= MainOp->Shift(nPP,-1);
MainOp->ResetShift();
newT = 2/sqrt( ( 4/EC_L[nP][ipos] + 4/EC_L[nP][ipos_PPM] + 4/EC_L[nPP][ipos] + 4/EC_L[nPP][ipos_PM]) / EC_C[n][ipos] );
if ((newT<dT) && (newT>0.0)) dT=newT;
}
}
}
}
if (dT==0)
{
cerr << "Operator::CalcTimestep: Timestep is zero... this is not supposed to happen!!! exit!" << endl;
exit(3);
}
// cerr << "Operator Timestep: " << dT << endl;
return 0;
}
double min(double* val, unsigned int count)
{
if (count==0)
return 0.0;
double min = val[0];
for (unsigned int n=1;n<count;++n)
if (val[n]<min)
min = val[n];
return min;
}
//Berechnung nach Andreas Rennings Dissertation 2008, Seite 76 ff, Formel 4.77 ff
double Operator::CalcTimestep_Var3()
{
dT=1e200;
m_Used_TS_Name = string("Rennings_2");
// cout << "Operator::CalcTimestep(): Using timestep algorithm by Andreas Rennings, Dissertation @ University Duisburg-Essen, 2008, pp. 76, eq. 4.77 ff." << endl;
double newT;
unsigned int pos[3];
unsigned int ipos;
double w_total=0;
double wqp=0,wt1=0,wt2=0;
double wt_4[4]={0,0,0,0};
MainOp->SetReflection2Cell();
for (int n=0;n<3;++n)
{
int nP = (n+1)%3;
int nPP = (n+2)%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])
{
MainOp->ResetShift();
ipos = MainOp->SetPos(pos[0],pos[1],pos[2]);
wqp = 1/(EC_L[nPP][ipos]*EC_C[n][MainOp->GetShiftedPos(nP ,1)]) + 1/(EC_L[nPP][ipos]*EC_C[n][ipos]);
wqp += 1/(EC_L[nP ][ipos]*EC_C[n][MainOp->GetShiftedPos(nPP,1)]) + 1/(EC_L[nP ][ipos]*EC_C[n][ipos]);
ipos = MainOp->Shift(nP,-1);
wqp += 1/(EC_L[nPP][ipos]*EC_C[n][MainOp->GetShiftedPos(nP ,1)]) + 1/(EC_L[nPP][ipos]*EC_C[n][ipos]);
ipos = MainOp->Shift(nPP,-1);
wqp += 1/(EC_L[nP ][ipos]*EC_C[n][MainOp->GetShiftedPos(nPP,1)]) + 1/(EC_L[nP ][ipos]*EC_C[n][ipos]);
MainOp->ResetShift();
ipos = MainOp->SetPos(pos[0],pos[1],pos[2]);
wt_4[0] = 1/(EC_L[nPP][ipos] *EC_C[nP ][ipos]);
wt_4[1] = 1/(EC_L[nPP][MainOp->GetShiftedPos(nP ,-1)] *EC_C[nP ][ipos]);
wt_4[2] = 1/(EC_L[nP ][ipos] *EC_C[nPP][ipos]);
wt_4[3] = 1/(EC_L[nP ][MainOp->GetShiftedPos(nPP,-1)] *EC_C[nPP][ipos]);
wt1 = wt_4[0]+wt_4[1]+wt_4[2]+wt_4[3] - 2*min(wt_4,4);
MainOp->ResetShift();
ipos = MainOp->SetPos(pos[0],pos[1],pos[2]);
wt_4[0] = 1/(EC_L[nPP][ipos] *EC_C[nP ][MainOp->GetShiftedPos(n,1)]);
wt_4[1] = 1/(EC_L[nPP][MainOp->GetShiftedPos(nP ,-1)] *EC_C[nP ][MainOp->GetShiftedPos(n,1)]);
wt_4[2] = 1/(EC_L[nP ][ipos] *EC_C[nPP][MainOp->GetShiftedPos(n,1)]);
wt_4[3] = 1/(EC_L[nP ][MainOp->GetShiftedPos(nPP,-1)] *EC_C[nPP][MainOp->GetShiftedPos(n,1)]);
wt2 = wt_4[0]+wt_4[1]+wt_4[2]+wt_4[3] - 2*min(wt_4,4);
w_total = wqp + wt1 + wt2;
newT = 2/sqrt( w_total );
if ((newT<dT) && (newT>0.0))
dT=newT;
}
}
}
}
if (dT==0)
{
cerr << "Operator::CalcTimestep: Timestep is zero... this is not supposed to happen!!! exit!" << endl;
exit(3);
}
// cerr << "Operator Timestep: " << dT << endl;
return 0;
}
bool Operator::CalcFieldExcitation()
{
if (dT==0)
return false;
if (Exc==0)
return false;
unsigned int pos[3];
double delta[3];
double amp=0;
vector<unsigned int> volt_vIndex[3];
vector<FDTD_FLOAT> volt_vExcit;
vector<unsigned int> volt_vDelay;
vector<unsigned int> volt_vDir;
double volt_coord[3];
vector<unsigned int> curr_vIndex[3];
vector<FDTD_FLOAT> curr_vExcit;
vector<unsigned int> curr_vDelay;
vector<unsigned int> curr_vDir;
double curr_coord[3];
vector<CSProperties*> vec_prop = CSX->GetPropertyByType(CSProperties::ELECTRODE);
if (vec_prop.size()==0)
{
cerr << "Operator::CalcFieldExcitation: Warning, no excitation properties found" << endl;
return false;
}
CSPropElectrode* elec=NULL;
CSProperties* prop=NULL;
int priority=0;
for (pos[2]=0;pos[2]<numLines[2];++pos[2])
{
delta[2]=fabs(MainOp->GetIndexDelta(2,pos[2]));
for (pos[1]=0;pos[1]<numLines[1];++pos[1])
{
delta[1]=fabs(MainOp->GetIndexDelta(1,pos[1]));
for (pos[0]=0;pos[0]<numLines[0];++pos[0])
{
delta[0]=fabs(MainOp->GetIndexDelta(0,pos[0]));
//electric field excite
for (int n=0;n<3;++n)
{
volt_coord[0] = discLines[0][pos[0]];
volt_coord[1] = discLines[1][pos[1]];
volt_coord[2] = discLines[2][pos[2]];
volt_coord[n]+=delta[n]*0.5;
for (size_t p=0;p<vec_prop.size();++p)
{
prop = vec_prop.at(p);
elec = prop->ToElectrode();
if (elec==NULL)
continue;
if (prop->CheckCoordInPrimitive(volt_coord,priority,true))
{
if ((elec->GetActiveDir(n)) && ( (elec->GetExcitType()==0) || (elec->GetExcitType()==1) ))//&& (pos[n]<numLines[n]-1))
{
amp = elec->GetWeightedExcitation(n,volt_coord)*GetMeshDelta(n,pos);// delta[n]*gridDelta;
if (amp!=0)
{
volt_vExcit.push_back(amp);
volt_vDelay.push_back((unsigned int)(elec->GetDelay()/dT));
volt_vDir.push_back(n);
volt_vIndex[0].push_back(pos[0]);
volt_vIndex[1].push_back(pos[1]);
volt_vIndex[2].push_back(pos[2]);
}
if (elec->GetExcitType()==1) //hard excite
{
SetVV(n,pos[0],pos[1],pos[2], 0 );
SetVI(n,pos[0],pos[1],pos[2], 0 );
}
}
}
}
}
//magnetic field excite
for (int n=0;n<3;++n)
{
if ((pos[0]>=numLines[0]-1) || (pos[1]>=numLines[1]-1) || (pos[2]>=numLines[2]-1))
continue; //skip the last H-Line which is outside the FDTD-domain
int nP = (n+1)%3;
int nPP = (n+2)%3;
curr_coord[0] = discLines[0][pos[0]];
curr_coord[1] = discLines[1][pos[1]];
curr_coord[2] = discLines[2][pos[2]];
curr_coord[nP] +=delta[nP]*0.5;
curr_coord[nPP] +=delta[nPP]*0.5;
for (size_t p=0;p<vec_prop.size();++p)
{
prop = vec_prop.at(p);
elec = prop->ToElectrode();
if (elec==NULL)
continue;
if (prop->CheckCoordInPrimitive(curr_coord,priority,true))
{
if ((elec->GetActiveDir(n)) && ( (elec->GetExcitType()==2) || (elec->GetExcitType()==3) ))
{
amp = elec->GetWeightedExcitation(n,curr_coord)*GetMeshDelta(n,pos,true);// delta[n]*gridDelta;
if (amp!=0)
{
curr_vExcit.push_back(amp);
curr_vDelay.push_back((unsigned int)(elec->GetDelay()/dT));
curr_vDir.push_back(n);
curr_vIndex[0].push_back(pos[0]);
curr_vIndex[1].push_back(pos[1]);
curr_vIndex[2].push_back(pos[2]);
}
if (elec->GetExcitType()==3) //hard excite
{
SetII(n,pos[0],pos[1],pos[2], 0 );
SetIV(n,pos[0],pos[1],pos[2], 0 );
}
}
}
}
}
}
}
}
//special treatment for primitives of type curve (treated as wires) see also Calc_PEC
double p1[3];
double p2[3];
double deltaN=0.0;
struct Grid_Path path;
for (size_t p=0;p<vec_prop.size();++p)
{
prop = vec_prop.at(p);
elec = prop->ToElectrode();
for (size_t n=0;n<prop->GetQtyPrimitives();++n)
{
CSPrimitives* prim = prop->GetPrimitive(n);
CSPrimCurve* curv = prim->ToCurve();
if (curv)
{
for (size_t i=1;i<curv->GetNumberOfPoints();++i)
{
curv->GetPoint(i-1,p1);
curv->GetPoint(i,p2);
path = FindPath(p1,p2);
if (path.dir.size()>0)
prim->SetPrimitiveUsed(true);
for (size_t t=0;t<path.dir.size();++t)
{
n = path.dir.at(t);
pos[0] = path.posPath[0].at(t);
pos[1] = path.posPath[1].at(t);
pos[2] = path.posPath[2].at(t);
MainOp->SetPos(pos[0],pos[1],pos[2]);
deltaN=fabs(MainOp->GetIndexDelta(n,pos[n]));
volt_coord[0] = discLines[0][pos[0]];
volt_coord[1] = discLines[1][pos[1]];
volt_coord[2] = discLines[2][pos[2]];
volt_coord[n] += 0.5*deltaN;
// cerr << n << " " << coord[0] << " " << coord[1] << " " << coord[2] << endl;
if (elec!=NULL)
{
if ((elec->GetActiveDir(n)) && (pos[n]<numLines[n]-1) && ( (elec->GetExcitType()==0) || (elec->GetExcitType()==1) ))
{
amp = elec->GetWeightedExcitation(n,volt_coord)*deltaN*gridDelta;
if (amp!=0)
{
volt_vExcit.push_back(amp);
volt_vDelay.push_back((unsigned int)(elec->GetDelay()/dT));
volt_vDir.push_back(n);
volt_vIndex[0].push_back(pos[0]);
volt_vIndex[1].push_back(pos[1]);
volt_vIndex[2].push_back(pos[2]);
}
if (elec->GetExcitType()==1) //hard excite
{
SetVV(n,pos[0],pos[1],pos[2], 0 );
SetVI(n,pos[0],pos[1],pos[2], 0 );
}
}
}
}
}
}
}
}
// set voltage excitations
Exc->setupVoltageExcitation( volt_vIndex, volt_vExcit, volt_vDelay, volt_vDir );
// set current excitations
Exc->setupCurrentExcitation( curr_vIndex, curr_vExcit, curr_vDelay, curr_vDir );
return true;
}
bool Operator::CalcPEC()
{
m_Nr_PEC[0]=0; m_Nr_PEC[1]=0; m_Nr_PEC[2]=0;
CalcPEC_Range(0,numLines[0]-1,m_Nr_PEC);
CalcPEC_Curves();
return true;
}
void Operator::CalcPEC_Range(unsigned int startX, unsigned int stopX, unsigned int* counter)
{
double coord[3];
double delta;
unsigned int pos[3];
for (pos[0]=startX;pos[0]<=stopX;++pos[0])
{
for (pos[1]=0;pos[1]<numLines[1];++pos[1])
{
for (pos[2]=0;pos[2]<numLines[2];++pos[2])
{
for (int n=0;n<3;++n)
{
coord[0] = discLines[0][pos[0]];
coord[1] = discLines[1][pos[1]];
coord[2] = discLines[2][pos[2]];
delta=MainOp->GetIndexDelta(n,pos[n]);
coord[n]= discLines[n][pos[n]] + delta*0.5;
CSProperties* prop = CSX->GetPropertyByCoordPriority(coord, (CSProperties::PropertyType)(CSProperties::MATERIAL | CSProperties::METAL), true);
if (prop)
{
if (prop->GetType()==CSProperties::METAL) //set to PEC
{
SetVV(n,pos[0],pos[1],pos[2], 0 );
SetVI(n,pos[0],pos[1],pos[2], 0 );
++counter[n];
// cerr << "CartOperator::CalcPEC: PEC found at " << pos[0] << " ; " << pos[1] << " ; " << pos[2] << endl;
}
}
}
}
}
}
}
void Operator::CalcPEC_Curves()
{
//special treatment for primitives of type curve (treated as wires)
double p1[3];
double p2[3];
struct Grid_Path path;
vector<CSProperties*> vec_prop = CSX->GetPropertyByType(CSProperties::METAL);
for (size_t p=0;p<vec_prop.size();++p)
{
CSProperties* prop = vec_prop.at(p);
for (size_t n=0;n<prop->GetQtyPrimitives();++n)
{
CSPrimitives* prim = prop->GetPrimitive(n);
CSPrimCurve* curv = prim->ToCurve();
if (curv)
{
for (size_t i=1;i<curv->GetNumberOfPoints();++i)
{
curv->GetPoint(i-1,p1);
curv->GetPoint(i,p2);
path = FindPath(p1,p2);
if (path.dir.size()>0)
prim->SetPrimitiveUsed(true);
for (size_t t=0;t<path.dir.size();++t)
{
// cerr << path.dir.at(t) << " " << path.posPath[0].at(t) << " " << path.posPath[1].at(t) << " " << path.posPath[2].at(t) << endl;
SetVV(path.dir.at(t),path.posPath[0].at(t),path.posPath[1].at(t),path.posPath[2].at(t), 0 );
SetVI(path.dir.at(t),path.posPath[0].at(t),path.posPath[1].at(t),path.posPath[2].at(t), 0 );
++m_Nr_PEC[path.dir.at(t)];
}
// cerr << "found path size: " << path.dir.size() << endl;
}
}
}
}
}
void Operator::AddExtension(Operator_Extension* op_ext)
{
m_Op_exts.push_back(op_ext);
}
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