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fix: don't process current integration outside of simulation domain

pull/1/head
Thorsten Liebig 2010-04-09 15:58:15 +02:00
parent 2c21303833
commit 3ca8609020
5 changed files with 36 additions and 20 deletions
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8
FDTD/operator.cpp
View File

@ -102,15 +102,17 @@ unsigned int Operator::CalcNyquistNum(double fmax)
return floor(T0/2/dT); return floor(T0/2/dT);
} }
bool Operator::SnapToMesh(double* dcoord, unsigned int* uicoord, bool lower) bool Operator::SnapToMesh(double* dcoord, unsigned int* uicoord, bool lower, bool* inside)
{ {
bool ok=true; bool ok=true;
for (int n=0;n<3;++n) for (int n=0;n<3;++n)
{ {
if (inside) //set defaults
inside[n] = true;
uicoord[n]=0; uicoord[n]=0;
if (dcoord[n]<discLines[n][0]) {ok=false;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][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;} 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 if (dcoord[n]==discLines[n][numLines[n]-1]) {uicoord[n]=numLines[n]-1; if (lower) uicoord[n]=numLines[n]-2;}
else else
for (unsigned int i=1;i<numLines[n];++i) for (unsigned int i=1;i<numLines[n];++i)

2
FDTD/operator.h
View File

@ -67,7 +67,7 @@ public:
virtual void Reset(); virtual void Reset();
bool SnapToMesh(double* coord, unsigned int* uicoord, bool lower=false); bool SnapToMesh(double* coord, unsigned int* uicoord, bool lower=false, bool* inside=NULL);
protected: protected:
//! use New() for creating a new Operator //! use New() for creating a new Operator

13
FDTD/processcurrent.cpp
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@ -39,8 +39,8 @@ void ProcessCurrent::OpenFile(string outfile)
void ProcessCurrent::DefineStartStopCoord(double* dstart, double* dstop) void ProcessCurrent::DefineStartStopCoord(double* dstart, double* dstop)
{ {
if (Op->SnapToMesh(dstart,start,true)==false) cerr << "ProcessCurrent::DefineStartStopCoord: Warning: Snapping problem, check start value!!" << endl; if (Op->SnapToMesh(dstart,start,true,m_start_inside)==false) cerr << "ProcessCurrent::DefineStartStopCoord: Warning: Snapped line outside field domain!!" << endl;
if (Op->SnapToMesh(dstop,stop,true)==false) cerr << "ProcessCurrent::DefineStartStopCoord: Warning: Snapping problem, check stop value!!" << endl; if (Op->SnapToMesh(dstop,stop,true,m_stop_inside)==false) cerr << "ProcessCurrent::DefineStartStopCoord: Warning: Snapped line outside field domain!!" << endl;
} }
int ProcessCurrent::Process() int ProcessCurrent::Process()
@ -62,25 +62,34 @@ int ProcessCurrent::Process()
unsigned int help=start[n]; unsigned int help=start[n];
start[n]=stop[n]; start[n]=stop[n];
stop[n]=help; stop[n]=help;
bool b_help=m_start_inside[n];
m_start_inside[n] = m_stop_inside[n];
m_stop_inside[n] = b_help;
} }
} }
//x-current //x-current
if (m_start_inside[1] && m_start_inside[2])
for (unsigned int i=start[0];i<stop[0];++i) for (unsigned int i=start[0];i<stop[0];++i)
current+=curr[0][i][start[1]][start[2]]; current+=curr[0][i][start[1]][start[2]];
//y-current //y-current
if (m_stop_inside[0] && m_start_inside[2])
for (unsigned int i=start[1];i<stop[1];++i) for (unsigned int i=start[1];i<stop[1];++i)
current+=curr[1][stop[0]][i][start[2]]; current+=curr[1][stop[0]][i][start[2]];
//z-current //z-current
if (m_stop_inside[0] && m_stop_inside[1])
for (unsigned int i=start[2];i<stop[2];++i) for (unsigned int i=start[2];i<stop[2];++i)
current+=curr[2][stop[0]][stop[1]][i]; current+=curr[2][stop[0]][stop[1]][i];
//x-current //x-current
if (m_stop_inside[1] && m_stop_inside[2])
for (unsigned int i=start[0];i<stop[0];++i) for (unsigned int i=start[0];i<stop[0];++i)
current-=curr[0][i][stop[1]][stop[2]]; current-=curr[0][i][stop[1]][stop[2]];
//y-current //y-current
if (m_start_inside[0] && m_stop_inside[2])
for (unsigned int i=start[1];i<stop[1];++i) for (unsigned int i=start[1];i<stop[1];++i)
current-=curr[1][start[0]][i][stop[2]]; current-=curr[1][start[0]][i][stop[2]];
//z-current //z-current
if (m_start_inside[0] && m_start_inside[1])
for (unsigned int i=start[2];i<stop[2];++i) for (unsigned int i=start[2];i<stop[2];++i)
current-=curr[2][start[0]][start[1]][i]; current-=curr[2][start[0]][start[1]][i];

4
FDTD/processing.cpp
View File

@ -85,8 +85,8 @@ void Processing::AddSteps(vector<unsigned int> steps)
void Processing::DefineStartStopCoord(double* dstart, double* dstop) void Processing::DefineStartStopCoord(double* dstart, double* dstop)
{ {
if (Op->SnapToMesh(dstart,start)==false) cerr << "Processing::DefineStartStopCoord: Warning: Snapping problem, check start value!!" << endl; if (Op->SnapToMesh(dstart,start)==false) cerr << "Processing::DefineStartStopCoord: Warning: Snapped line outside field domain!!" << endl;
if (Op->SnapToMesh(dstop,stop)==false) cerr << "Processing::DefineStartStopCoord: Warning: Snapping problem, check stop value!!" << endl; if (Op->SnapToMesh(dstop,stop)==false) cerr << "Processing::DefineStartStopCoord: Warning: Snapped line outside field domain!!" << endl;
} }
double Processing::CalcLineIntegral(unsigned int* start, unsigned int* stop, int field) double Processing::CalcLineIntegral(unsigned int* start, unsigned int* stop, int field)

5
FDTD/processing.h
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@ -58,9 +58,14 @@ protected:
size_t m_PS_pos; //! current position in list of processing steps size_t m_PS_pos; //! current position in list of processing steps
vector<unsigned int> m_ProcessSteps; //! list of processing steps vector<unsigned int> m_ProcessSteps; //! list of processing steps
//! define/store snapped start/stop coords as mesh index
unsigned int start[3]; unsigned int start[3];
unsigned int stop[3]; unsigned int stop[3];
//! define/store if snapped start/stop coords are inside the field domain
bool m_start_inside[3];
bool m_stop_inside[3];
double CalcLineIntegral(unsigned int* start, unsigned int* stop, int field); double CalcLineIntegral(unsigned int* start, unsigned int* stop, int field);
}; };