#include "FGTable.h"
-#if defined ( sgi ) && !defined( __GNUC__ )
+#if defined ( sgi ) && !defined( __GNUC__ ) && (_COMPILER_VERSION < 740)
#include <iomanip.h>
#else
#include <iomanip>
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
+FGTable::FGTable(int NRows, int NCols, int NTables)
+ : nRows(NTables), nCols(1), nTables(NTables)
+{
+ Type = tt3D;
+ colCounter = 1;
+ rowCounter = 1;
+
+ Data = Allocate(); // this data array will contain the keys for the associated tables
+ Tables.reserve(nTables);
+ for (int i=0; i<nTables; i++) Tables.push_back(FGTable(NRows, NCols));
+ lastRowIndex=lastColumnIndex=2;
+
+ Debug(0);
+}
+
+//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
FGTable::FGTable(int NRows, int NCols) : nRows(NRows), nCols(NCols)
{
if (NCols > 1) {
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+FGTable::FGTable(const FGTable& t)
+{
+ Type = t.Type;
+ colCounter = t.colCounter;
+ rowCounter = t.rowCounter;
+ tableCounter = t.tableCounter;
+
+ nRows = t.nRows;
+ nCols = t.nCols;
+ nTables = t.nTables;
+
+ Tables = t.Tables;
+ Data = Allocate();
+ for (int r=0; r<=nRows; r++) {
+ for (int c=0; c<=nCols; c++) {
+ Data[r][c] = t.Data[r][c];
+ }
+ }
+ lastRowIndex = t.lastRowIndex;
+ lastColumnIndex = t.lastColumnIndex;
+ lastTableIndex = t.lastTableIndex;
+}
+
+//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
double** FGTable::Allocate(void)
{
Data = new double*[nRows+1];
FGTable::~FGTable()
{
+ if (nTables > 0) Tables.clear();
for (int r=0; r<=nRows; r++) if (Data[r]) delete[] Data[r];
if (Data) delete[] Data;
Debug(1);
{
double Factor, Value, Span;
int r=lastRowIndex;
-
- //if the key is off the end of the table, just return the
+
+ //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;
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;
+ } 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;
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 ) {
+ } 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 ( 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;
- }
+ } 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]);
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+double FGTable::GetValue(double rowKey, double colKey, double tableKey)
+{
+ double Factor, Value, Span;
+ int r=lastRowIndex;
+
+ //if the key is off the end (or before the beginning) of the table,
+ // just return the boundary-table value, do not extrapolate
+
+ if( tableKey <= Data[1][1] ) {
+ lastRowIndex=2;
+ return Tables[0].GetValue(rowKey, colKey);
+ } else if ( tableKey >= Data[nRows][1] ) {
+ lastRowIndex=nRows;
+ return Tables[nRows-1].GetValue(rowKey, colKey);
+ }
+
+ // 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][1] > tableKey ) {
+ while( Data[r-1][1] > tableKey && r > 2) { r--; }
+ } else if ( Data[r][1] < tableKey ) {
+ while( Data[r][1] <= tableKey && r <= nRows) { r++; }
+ }
+
+ lastRowIndex=r;
+ // make sure denominator below does not go to zero.
+
+ Span = Data[r][1] - Data[r-1][1];
+ if (Span != 0.0) {
+ Factor = (tableKey - Data[r-1][1]) / Span;
+ if (Factor > 1.0) Factor = 1.0;
+ } else {
+ Factor = 1.0;
+ }
+
+ Value = Factor*(Tables[r-1].GetValue(rowKey, colKey) - Tables[r-2].GetValue(rowKey, colKey))
+ + Tables[r-2].GetValue(rowKey, colKey);
+
+ return Value;
+}
+
+//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
void FGTable::operator<<(FGConfigFile& infile)
{
- int startRow;
+ int startRow=0;
+ int startCol=0;
+ int tableCtr=0;
- if (Type == tt1D) startRow = 1;
- else startRow = 0;
+ if (Type == tt1D || Type == tt3D) startRow = 1;
+ if (Type == tt3D) startCol = 1;
for (int r=startRow; r<=nRows; r++) {
- for (int c=0; c<=nCols; c++) {
+ for (int c=startCol; c<=nCols; c++) {
if (r != 0 || c != 0) {
infile >> Data[r][c];
+ if (Type == tt3D) {
+ Tables[tableCtr] << infile;
+ tableCtr++;
+ }
}
}
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-void FGTable::Print(void)
+void FGTable::Print(int spaces)
{
- int startRow;
+ string tabspace;
+ int startRow=0;
+ int startCol=0;
- if (Type == tt1D) startRow = 1;
- else startRow = 0;
+ if (Type == tt1D || Type == tt3D) startRow = 1;
+ if (Type == tt3D) startCol = 1;
-#if defined (sgi) && !defined(__GNUC__)
+#if defined (sgi) && !defined(__GNUC__) && (_COMPILER_VERSION < 740)
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 i=0;i<spaces;i++) tabspace+=" ";
+ cout.precision(4);
for (int r=startRow; r<=nRows; r++) {
- cout << " ";
- for (int c=0; c<=nCols; c++) {
+ cout << tabspace;
+ for (int c=startCol; c<=nCols; c++) {
if (r == 0 && c == 0) {
- cout << " ";
+ cout << " ";
} else {
- cout << Data[r][c] << " ";
+ cout << Data[r][c] << " ";
+ if (Type == tt3D) {
+ cout << endl;
+ Tables[r-1].Print(spaces);
+ }
}
}
cout << endl;
projects / flightgear.git / blobdiff