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more logical boundary handling

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This commit is contained in:
Sebastian Held 2010-11-03 15:04:33 +01:00
parent ba755018ba
commit 5900e2726c
1 changed files with 47 additions and 27 deletions
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74
FDTD/operator.cpp
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@ -686,7 +686,9 @@ int Operator::CalcECOperator( DebugFlags debugFlags )
void Operator::ApplyElectricBC(bool* dirs) void Operator::ApplyElectricBC(bool* dirs)
{ {
if (dirs==NULL) return; if (!dirs)
return;
unsigned int pos[3]; unsigned int pos[3];
for (int n=0;n<3;++n) for (int n=0;n<3;++n)
{ {
@ -696,20 +698,28 @@ void Operator::ApplyElectricBC(bool* dirs)
{ {
for (pos[nPP]=0;pos[nPP]<numLines[nPP];++pos[nPP]) for (pos[nPP]=0;pos[nPP]<numLines[nPP];++pos[nPP])
{ {
pos[n]=0; if (dirs[2*n])
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] ); // set to PEC
SetVV(nPP,pos[0],pos[1],pos[2], GetVV(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] ); pos[n] = 0;
SetVI(nPP,pos[0],pos[1],pos[2], GetVI(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] ); SetVV(nP, pos[0],pos[1],pos[2], 0 );
SetVI(nP, pos[0],pos[1],pos[2], 0 );
SetVV(nPP,pos[0],pos[1],pos[2], 0 );
SetVI(nPP,pos[0],pos[1],pos[2], 0 );
}
pos[n]=numLines[n]-1; if (dirs[2*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 // set to PEC
pos[n] = numLines[n]-1;
SetVV(n, pos[0],pos[1],pos[2], 0 ); // these are outside the FDTD-domain as defined by the main disc
SetVI(n, pos[0],pos[1],pos[2], 0 ); // 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] ); SetVV(nP, pos[0],pos[1],pos[2], 0 );
SetVI(nP, pos[0],pos[1],pos[2], GetVI(nP, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] ); SetVI(nP, pos[0],pos[1],pos[2], 0 );
SetVV(nPP,pos[0],pos[1],pos[2], GetVV(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] ); SetVV(nPP,pos[0],pos[1],pos[2], 0 );
SetVI(nPP,pos[0],pos[1],pos[2], GetVI(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] ); SetVI(nPP,pos[0],pos[1],pos[2], 0 );
}
} }
} }
} }
@ -717,7 +727,9 @@ void Operator::ApplyElectricBC(bool* dirs)
void Operator::ApplyMagneticBC(bool* dirs) void Operator::ApplyMagneticBC(bool* dirs)
{ {
if (dirs==NULL) return; if (!dirs)
return;
unsigned int pos[3]; unsigned int pos[3];
for (int n=0;n<3;++n) for (int n=0;n<3;++n)
{ {
@ -727,22 +739,30 @@ void Operator::ApplyMagneticBC(bool* dirs)
{ {
for (pos[nPP]=0;pos[nPP]<numLines[nPP];++pos[nPP]) for (pos[nPP]=0;pos[nPP]<numLines[nPP];++pos[nPP])
{ {
pos[n]=0; if (dirs[2*n])
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] ); // set to PMC
SetII(nP, pos[0],pos[1],pos[2], GetII(nP, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] ); pos[n] = 0;
SetIV(nP, pos[0],pos[1],pos[2], GetIV(nP, pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] ); SetII(n, pos[0],pos[1],pos[2], 0 );
SetII(nPP,pos[0],pos[1],pos[2], GetII(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] ); SetIV(n, pos[0],pos[1],pos[2], 0 );
SetIV(nPP,pos[0],pos[1],pos[2], GetIV(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n] ); 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 );
}
pos[n]=numLines[n]-2; if (dirs[2*n+1])
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] ); // set to PMC
SetII(nPP,pos[0],pos[1],pos[2], GetII(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] ); pos[n] = numLines[n]-2;
SetIV(nPP,pos[0],pos[1],pos[2], GetIV(nPP,pos[0],pos[1],pos[2]) * (FDTD_FLOAT)!dirs[2*n+1] ); 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 );
}
// the last current lines are outside the FDTD domain and cannot be iterated by the FDTD engine // the last current lines are outside the FDTD domain and cannot be iterated by the FDTD engine
pos[n]=numLines[n]-1; pos[n] = numLines[n]-1;
SetII(n, pos[0],pos[1],pos[2], 0 ); SetII(n, pos[0],pos[1],pos[2], 0 );
SetIV(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 ); SetII(nP, pos[0],pos[1],pos[2], 0 );