static const char *IdSrc = "$Id$";
static const char *IdHdr = ID_TABLE;
-extern short debug_lvl;
-
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
CLASS IMPLEMENTATION
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
FGTable::FGTable(int NRows, int NCols) : nRows(NRows), nCols(NCols)
{
- Type = tt2D;
- colCounter = 1;
- rowCounter = 0;
+ if (NCols > 1) {
+ Type = tt2D;
+ colCounter = 1;
+ rowCounter = 0;
+ } else if (NCols == 1) {
+ Type = tt1D;
+ colCounter = 0;
+ rowCounter = 1;
+ } else {
+ cerr << "FGTable cannot accept 'Rows=0'" << endl;
+ }
Data = Allocate();
-
- if (debug_lvl & 2) cout << "Instantiated: FGTable" << endl;
+ lastRowIndex=lastColumnIndex=2;
+ Debug(0);
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
rowCounter = 1;
Data = Allocate();
- if (debug_lvl & 2) cout << "Instantiated: FGTable" << endl;
+ Debug(0);
+ lastRowIndex=lastColumnIndex=2;
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-float** FGTable::Allocate(void)
+double** FGTable::Allocate(void)
{
- Data = new float*[nRows+1];
+ Data = new double*[nRows+1];
for (int r=0; r<=nRows; r++) {
- Data[r] = new float[nCols+1];
+ Data[r] = new double[nCols+1];
for (int c=0; c<=nCols; c++) {
Data[r][c] = 0.0;
}
FGTable::~FGTable()
{
- for (int r=0; r<=nRows; r++) if (Data[r]) delete Data[r];
- if (Data) delete Data;
- if (debug_lvl & 2) cout << "Destroyed: FGTable" << endl;
+ for (int r=0; r<=nRows; r++) if (Data[r]) delete[] Data[r];
+ if (Data) delete[] Data;
+ Debug(1);
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-float FGTable::GetValue(float key)
+double FGTable::GetValue(double key)
{
- float Factor, Value, Span;
- int r;
-
- for (r=1; r<=nRows; r++) if (Data[r][0] >= key) break;
- r = r < 2 ? 2 : (r > nRows ? nRows : r);
-
+ double Factor, Value, Span;
+ int r=lastRowIndex;
+
+ //if the key is off the end of the table, just return the
+ //end-of-table value, do not extrapolate
+ if( key <= Data[1][0] ) {
+ lastRowIndex=2;
+ //cout << "Key underneath table: " << key << endl;
+ return Data[1][1];
+ } else if ( key >= Data[nRows][0] ) {
+ lastRowIndex=nRows;
+ //cout << "Key over table: " << key << endl;
+ return Data[nRows][1];
+ }
+
+ // the key is somewhere in the middle, search for the right breakpoint
+ // assume the correct breakpoint has not changed since last frame or
+ // has only changed very little
+
+ if ( r > 2 && Data[r-1][0] > key ) {
+ while( Data[r-1][0] > key && r > 2) { r--; }
+ } else if ( Data[r][0] < key ) {
+ while( Data[r][0] <= key && r <= nRows) { r++; }
+ }
+
+ lastRowIndex=r;
// make sure denominator below does not go to zero.
-
+
Span = Data[r][0] - Data[r-1][0];
if (Span != 0.0) {
Factor = (key - Data[r-1][0]) / Span;
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-float FGTable::GetValue(float rowKey, float colKey)
-{
- float rFactor, cFactor, col1temp, col2temp, Value;
- int r, c;
-
- for (r=1;r<=nRows;r++) if (Data[r][0] >= rowKey) break;
- for (c=1;c<=nCols;c++) if (Data[0][c] >= colKey) break;
-
- c = c < 2 ? 2 : (c > nCols ? nCols : c);
- r = r < 2 ? 2 : (r > nRows ? nRows : r);
+double FGTable::GetValue(double rowKey, double colKey)
+{
+ double rFactor, cFactor, col1temp, col2temp, Value;
+ int r=lastRowIndex;
+ int c=lastColumnIndex;
+
+ if ( r > 2 && Data[r-1][0] > rowKey ) {
+ while ( Data[r-1][0] > rowKey && r > 2) { r--; }
+ } else if ( Data[r][0] < rowKey ) {
+// cout << Data[r][0] << endl;
+ while ( r <= nRows && Data[r][0] <= rowKey ) { r++; }
+ if ( r > nRows ) r = nRows;
+ }
+
+ if ( c > 2 && Data[0][c-1] > colKey ) {
+ while( Data[0][c-1] > colKey && c > 2) { c--; }
+ } else if ( Data[0][c] < colKey ) {
+ while( Data[0][c] <= colKey && c <= nCols) { c++; }
+ if ( c > nCols ) c = nCols;
+ }
+
+ lastRowIndex=r;
+ lastColumnIndex=c;
+
rFactor = (rowKey - Data[r-1][0]) / (Data[r][0] - Data[r-1][0]);
cFactor = (colKey - Data[0][c-1]) / (Data[0][c] - Data[0][c-1]);
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+FGTable& FGTable::operator<<(const double n)
+{
+ Data[rowCounter][colCounter] = n;
+ if (colCounter == nCols) {
+ colCounter = 0;
+ rowCounter++;
+ } else {
+ colCounter++;
+ }
+ return *this;
+}
+
+//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+FGTable& FGTable::operator<<(const int n)
+{
+ *this << (double)n;
+ return *this;
+}
+
+//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
void FGTable::Print(void)
{
if (Type == tt1D) startRow = 1;
else startRow = 0;
- cout.setf(ios::fixed); // set up output stream
+#if defined (sgi) && !defined(__GNUC__)
+ unsigned long flags = cout.setf(ios::fixed);
+#else
+ ios::fmtflags flags = cout.setf(ios::fixed); // set up output stream
+#endif
+
cout.precision(4);
for (int r=startRow; r<=nRows; r++) {
}
cout << endl;
}
- cout.setf(0, ios::floatfield); // reset
+ cout.setf(flags); // reset
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
-void FGTable::Debug(void)
+// The bitmasked value choices are as follows:
+// unset: In this case (the default) JSBSim would only print
+// out the normally expected messages, essentially echoing
+// the config files as they are read. If the environment
+// variable is not set, debug_lvl is set to 1 internally
+// 0: This requests JSBSim not to output any messages
+// whatsoever.
+// 1: This value explicity requests the normal JSBSim
+// startup messages
+// 2: This value asks for a message to be printed out when
+// a class is instantiated
+// 4: When this value is set, a message is displayed when a
+// FGModel object executes its Run() method
+// 8: When this value is set, various runtime state variables
+// are printed out periodically
+// 16: When set various parameters are sanity checked and
+// a message is printed out when they go out of bounds
+
+void FGTable::Debug(int from)
{
- //TODO: Add your source code here
+ if (debug_lvl <= 0) return;
+
+ if (debug_lvl & 1) { // Standard console startup message output
+ if (from == 0) { // Constructor
+
+ }
+ }
+ if (debug_lvl & 2 ) { // Instantiation/Destruction notification
+ if (from == 0) cout << "Instantiated: FGTable" << endl;
+ if (from == 1) cout << "Destroyed: FGTable" << endl;
+ }
+ if (debug_lvl & 4 ) { // Run() method entry print for FGModel-derived objects
+ }
+ if (debug_lvl & 8 ) { // Runtime state variables
+ }
+ if (debug_lvl & 16) { // Sanity checking
+ }
+ if (debug_lvl & 64) {
+ if (from == 0) { // Constructor
+ cout << IdSrc << endl;
+ cout << IdHdr << endl;
+ }
+ }
}
+