bool Operator::Calc_ECPos(int ny, const unsigned int* pos, double* EC) const
{
double EffMat[4];
Calc_EffMatPos(ny,pos,EffMat);
if (m_epsR)
m_epsR[ny][pos[0]][pos[1]][pos[2]] = EffMat[0];
if (m_kappa)
m_kappa[ny][pos[0]][pos[1]][pos[2]] = EffMat[1];
if (m_mueR)
m_mueR[ny][pos[0]][pos[1]][pos[2]] = EffMat[2];
if (m_sigma)
m_sigma[ny][pos[0]][pos[1]][pos[2]] = EffMat[3];
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;
}
double Operator::GetCellVolume(const unsigned int pos[3], bool dualMesh) const
{
double vol=1;
for (int n=0;n<3;++n)
vol*=GetEdgeLength(n,pos,dualMesh);
return vol;
}
void Tree::ToFileNodeRooted(TextFile &File, unsigned uNodeIndex) const
{
assert(IsRooted());
bool bGroup = !IsLeaf(uNodeIndex) || IsRoot(uNodeIndex);
if (bGroup)
File.PutString("(\n");
if (IsLeaf(uNodeIndex))
File.PutString(GetName(uNodeIndex));
else
{
ToFileNodeRooted(File, GetLeft(uNodeIndex));
File.PutString(",\n");
ToFileNodeRooted(File, GetRight(uNodeIndex));
}
if (bGroup)
File.PutString(")");
if (!IsRoot(uNodeIndex))
{
unsigned uParent = GetParent(uNodeIndex);
if (HasEdgeLength(uNodeIndex, uParent))
File.PutFormat(":%g", GetEdgeLength(uNodeIndex, uParent));
}
File.PutString("\n");
}
vtkDataArray *
avtEdgeLength::DeriveVariable(vtkDataSet *in_ds, int currentDomainsIndex)
{
vtkDataArray *arr = CreateArrayFromMesh(in_ds);
vtkIdType ncells = in_ds->GetNumberOfCells();
arr->SetNumberOfTuples(ncells);
for (vtkIdType i = 0 ; i < ncells ; i++)
{
vtkCell *cell = in_ds->GetCell(i);
double vol = GetEdgeLength(cell);
arr->SetTuple1(i, vol);
}
return arr;
}
void Tree::ToFileNodeUnrooted(TextFile &File, unsigned uNodeIndex, unsigned uParent) const
{
assert(!IsRooted());
bool bGroup = !IsLeaf(uNodeIndex);
if (bGroup)
File.PutString("(\n");
if (IsLeaf(uNodeIndex))
File.PutString(GetName(uNodeIndex));
else
{
ToFileNodeUnrooted(File, GetFirstNeighbor(uNodeIndex, uParent), uNodeIndex);
File.PutString(",\n");
ToFileNodeUnrooted(File, GetSecondNeighbor(uNodeIndex, uParent), uNodeIndex);
}
if (bGroup)
File.PutString(")");
if (HasEdgeLength(uNodeIndex, uParent))
File.PutFormat(":%g", GetEdgeLength(uNodeIndex, uParent));
File.PutString("\n");
}
void vtLevel::SetRoofType(RoofType rt, int iSlope)
{
int i, edges = NumEdges();
if (rt == ROOF_FLAT)
{
// all edges are horizontal
for (i = 0; i < edges; i++)
m_Edges[i]->m_iSlope = 0;
m_fStoryHeight = 0.0f;
}
if (rt == ROOF_SHED)
{
// all edges are vertical
for (i = 0; i < edges; i++)
m_Edges[i]->m_iSlope = 90;
// except for the first edge
m_Edges[0]->m_iSlope = iSlope;
DetermineHeightFromSlopes();
}
if (rt == ROOF_GABLE)
{
// Algorithm for guessing which edges makes up the gable roof:
if (NumEdges() == 4)
{
// In the case of a rectangular footprint, assume that the
// shorter edge has the gable
if (GetEdgeLength(1) > GetEdgeLength(0))
{
m_Edges[0]->m_iSlope = 90;
m_Edges[1]->m_iSlope = iSlope;
m_Edges[2]->m_iSlope = 90;
m_Edges[3]->m_iSlope = iSlope;
}
else
{
m_Edges[0]->m_iSlope = iSlope;
m_Edges[1]->m_iSlope = 90;
m_Edges[2]->m_iSlope = iSlope;
m_Edges[3]->m_iSlope = 90;
}
}
else
{
// Assume that only convex edges can be gables, and no more than
// one edge in a row is a gable. All other edges are hip.
bool last_gable = false;
for (i = 0; i < edges; i++)
{
if (IsEdgeConvex(i) && !last_gable &&
!((i == edges - 1) && (m_Edges[0]->m_iSlope == 90)))
{
m_Edges[i]->m_iSlope = 90;
last_gable = true;
}
else
{
m_Edges[i]->m_iSlope = iSlope;
last_gable = false;
}
}
}
DetermineHeightFromSlopes();
}
if (rt == ROOF_HIP)
{
for (i = 0; i < edges; i++)
m_Edges[i]->m_iSlope = iSlope;
DetermineHeightFromSlopes();
}
}
//! \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 )
{
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
VTK_File_Writer* vtk_Writer = new VTK_File_Writer(filename.c_str(), m_MeshType);
vtk_Writer->SetMeshLines(discLines,numLines,scaling);
vtk_Writer->SetHeader("openEMS - PEC dump");
vtk_Writer->SetNativeDump(true);
vtk_Writer->AddVectorField("PEC",pec);
Delete_N_3DArray(pec,numLines);
if (vtk_Writer->Write()==false)
cerr << "Operator::DumpPEC2File: Error: Can't write file... skipping!" << endl;
cout << " done!" << endl;
}
bool Operator::Calc_LumpedElements()
{
vector<CSProperties*> props = CSX->GetPropertyByType(CSProperties::LUMPED_ELEMENT);
for (size_t i=0;i<props.size();++i)
{
CSPropLumpedElement* PLE = dynamic_cast<CSPropLumpedElement*>(props.at(i));
if (PLE==NULL)
return false; //sanity check: this should never happen!
vector<CSPrimitives*> prims = PLE->GetAllPrimitives();
for (size_t bn=0;bn<prims.size();++bn)
{
CSPrimBox* box = dynamic_cast<CSPrimBox*>(prims.at(bn));
if (box)
{ //calculate lumped element parameter
double C = PLE->GetCapacity();
if (C<=0)
C = NAN;
double R = PLE->GetResistance();
if (R<0)
R = NAN;
if ((isnan(R)) && (isnan(C)))
{
cerr << "Operator::Calc_LumpedElements(): Warning: Lumped Element R or C not specified! skipping. "
<< " ID: " << prims.at(bn)->GetID() << " @ Property: " << PLE->GetName() << endl;
continue;
}
int ny = PLE->GetDirection();
if ((ny<0) || (ny>2))
{
cerr << "Operator::Calc_LumpedElements(): Warning: Lumped Element direction is invalid! skipping. "
<< " ID: " << prims.at(bn)->GetID() << " @ Property: " << PLE->GetName() << endl;
continue;
}
int nyP = (ny+1)%3;
int nyPP = (ny+2)%3;
unsigned int uiStart[3];
unsigned int uiStop[3];
// snap to the native coordinate system
int Snap_Dimension = Operator::SnapBox2Mesh(box->GetStartCoord()->GetCoords(m_MeshType), box->GetStopCoord()->GetCoords(m_MeshType), uiStart, uiStop);
if (Snap_Dimension<=0)
{
if (Snap_Dimension>=-1)
cerr << "Operator::Calc_LumpedElements(): Warning: Lumped Element snapping failed! Dimension is: " << Snap_Dimension << " skipping. "
<< " ID: " << prims.at(bn)->GetID() << " @ Property: " << PLE->GetName() << endl;
// Snap_Dimension == -2 means outside the simulation domain --> no special warning, but box probably marked as unused!
continue;
}
if (uiStart[ny]==uiStop[ny])
{
cerr << "Operator::Calc_LumpedElements(): Warning: Lumped Element with zero (snapped) length is invalid! skipping. "
<< " ID: " << prims.at(bn)->GetID() << " @ Property: " << PLE->GetName() << endl;
continue;
}
//calculate geometric property for this lumped element
unsigned int pos[3];
double unitGC=0;
int ipos=0;
for (pos[ny]=uiStart[ny];pos[ny]<uiStop[ny];++pos[ny])
{
double unitGC_Plane=0;
for (pos[nyP]=uiStart[nyP];pos[nyP]<=uiStop[nyP];++pos[nyP])
{
for (pos[nyPP]=uiStart[nyPP];pos[nyPP]<=uiStop[nyPP];++pos[nyPP])
{
// capacity/conductivity in parallel: add values
unitGC_Plane += GetEdgeArea(ny,pos)/GetEdgeLength(ny,pos);
}
}
//capacity/conductivity in series: add reciprocal values
unitGC += 1/unitGC_Plane;
}
unitGC = 1/unitGC;
bool caps = PLE->GetCaps();
double kappa = 0;
double epsilon = 0;
if (R>0)
kappa = 1 / R / unitGC;
if (C>0)
{
epsilon = C / unitGC;
if (epsilon< __EPS0__)
{
cerr << "Operator::Calc_LumpedElements(): Warning: Lumped Element capacity is too small for its size! skipping. "
<< " ID: " << prims.at(bn)->GetID() << " @ Property: " << PLE->GetName() << endl;
C = 0;
}
}
for (pos[ny]=uiStart[ny];pos[ny]<uiStop[ny];++pos[ny])
{
for (pos[nyP]=uiStart[nyP];pos[nyP]<=uiStop[nyP];++pos[nyP])
{
for (pos[nyPP]=uiStart[nyPP];pos[nyPP]<=uiStop[nyPP];++pos[nyPP])
{
ipos = MainOp->SetPos(pos[0],pos[1],pos[2]);
if (C>0)
EC_C[ny][ipos] = epsilon * GetEdgeArea(ny,pos)/GetEdgeLength(ny,pos);
if (R>0)
EC_G[ny][ipos] = kappa * GetEdgeArea(ny,pos)/GetEdgeLength(ny,pos);
if (R==0) //make lumped element a PEC if resistance is zero
{
SetVV(ny,pos[0],pos[1],pos[2], 0 );
SetVI(ny,pos[0],pos[1],pos[2], 0 );
}
else //recalculate operator inside the lumped element
Calc_ECOperatorPos(ny,pos);
}
}
}
// setup metal caps
if (caps)
{
for (pos[nyP]=uiStart[nyP];pos[nyP]<=uiStop[nyP];++pos[nyP])
{
for (pos[nyPP]=uiStart[nyPP];pos[nyPP]<=uiStop[nyPP];++pos[nyPP])
{
pos[ny]=uiStart[ny];
SetVV(nyP,pos[0],pos[1],pos[2], 0 );
SetVI(nyP,pos[0],pos[1],pos[2], 0 );
++m_Nr_PEC[nyP];
SetVV(nyPP,pos[0],pos[1],pos[2], 0 );
SetVI(nyPP,pos[0],pos[1],pos[2], 0 );
++m_Nr_PEC[nyPP];
pos[ny]=uiStop[ny];
SetVV(nyP,pos[0],pos[1],pos[2], 0 );
SetVI(nyP,pos[0],pos[1],pos[2], 0 );
++m_Nr_PEC[nyP];
SetVV(nyPP,pos[0],pos[1],pos[2], 0 );
SetVI(nyPP,pos[0],pos[1],pos[2], 0 );
++m_Nr_PEC[nyPP];
}
}
}
box->SetPrimitiveUsed(true);
}
else
cerr << "Operator::Calc_LumpedElements(): Warning: Primitves other than boxes are not supported for lumped elements! skipping "
<< prims.at(bn)->GetTypeName() << " ID: " << prims.at(bn)->GetID() << " @ Property: " << PLE->GetName() << endl;
}
}
return true;
}
