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Initial revision.

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curt 2001-03-30 03:08:44 +00:00
parent 74fbaa8f5e
commit 626969d0cc
4 changed files with 461 additions and 0 deletions

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src/FDM/JSBSim/FGTable.cpp Normal file
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/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Module: FGTable.cpp
Author: Jon S. Berndt
Date started: 1/9/2001
Purpose: Models a lookup table
------------- Copyright (C) 2001 Jon S. Berndt (jsb@hal-pc.org) -------------
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
details.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA.
Further information about the GNU General Public License can also be found on
the world wide web at http://www.gnu.org.
FUNCTIONAL DESCRIPTION
--------------------------------------------------------------------------------
Models a lookup table
HISTORY
--------------------------------------------------------------------------------
JSB 1/9/00 Created
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
INCLUDES
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
#include "FGTable.h"
#include <iomanip>
static const char *IdSrc = "$Id$";
static const char *IdHdr = ID_TABLE;
extern short debug_lvl;
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
CLASS IMPLEMENTATION
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
using namespace std;
FGTable::FGTable(int NRows, int NCols) : nRows(NRows), nCols(NCols)
{
Type = tt2D;
colCounter = 1;
rowCounter = 0;
Data = Allocate();
if (debug_lvl & 2) cout << "Instantiated: FGTable" << endl;
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
FGTable::FGTable(int NRows) : nRows(NRows), nCols(1)
{
Type = tt1D;
colCounter = 0;
rowCounter = 1;
Data = Allocate();
if (debug_lvl & 2) cout << "Instantiated: FGTable" << endl;
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
float** FGTable::Allocate(void)
{
Data = new float*[nRows+1];
for (int r=0; r<=nRows; r++) {
Data[r] = new float[nCols+1];
for (int c=0; c<=nCols; c++) {
Data[r][c] = 0.0;
}
}
return Data;
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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;
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
float FGTable::GetValue(float 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);
// 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;
if (Factor > 1.0) Factor = 1.0;
} else {
Factor = 1.0;
}
Value = Factor*(Data[r][1] - Data[r-1][1]) + Data[r-1][1];
return Value;
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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);
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]);
if (rFactor > 1.0) rFactor = 1.0;
else if (rFactor < 0.0) rFactor = 0.0;
if (cFactor > 1.0) cFactor = 1.0;
else if (cFactor < 0.0) cFactor = 0.0;
col1temp = rFactor*(Data[r][c-1] - Data[r-1][c-1]) + Data[r-1][c-1];
col2temp = rFactor*(Data[r][c] - Data[r-1][c]) + Data[r-1][c];
Value = col1temp + cFactor*(col2temp - col1temp);
return Value;
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
void FGTable::operator<<(FGConfigFile& infile)
{
int startRow;
if (Type == tt1D) startRow = 1;
else startRow = 0;
for (int r=startRow; r<=nRows; r++) {
for (int c=0; c<=nCols; c++) {
if (r != 0 || c != 0) {
infile >> Data[r][c];
}
}
}
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
void FGTable::Print(void)
{
int startRow;
if (Type == tt1D) startRow = 1;
else startRow = 0;
cout.setf(ios::fixed); // set up output stream
cout.precision(4);
for (int r=startRow; r<=nRows; r++) {
cout << " ";
for (int c=0; c<=nCols; c++) {
if (r == 0 && c == 0) {
cout << " ";
} else {
cout << Data[r][c] << " ";
}
}
cout << endl;
}
cout.setf(0, ios::floatfield); // reset
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
void FGTable::Debug(void)
{
//TODO: Add your source code here
}

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src/FDM/JSBSim/FGTable.h Normal file
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/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Header: FGTable.h
Author: Jon S. Berndt
Date started: 1/9/2001
------------- Copyright (C) 2001 Jon S. Berndt (jsb@hal-pc.org) --------------
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
details.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA.
Further information about the GNU General Public License can also be found on
the world wide web at http://www.gnu.org.
HISTORY
--------------------------------------------------------------------------------
JSB 1/9/00 Created
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
SENTRY
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
#ifndef FGTABLE_H
#define FGTABLE_H
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
INCLUDES
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
#include "FGConfigFile.h"
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
DEFINITIONS
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
#define ID_TABLE "$Id$"
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
FORWARD DECLARATIONS
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
COMMENTS, REFERENCES, and NOTES [use "class documentation" below for API docs]
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
CLASS DOCUMENTATION
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
/** Lookup table class.
Models a lookup table for use in FGCoefficient, FGPropeller, etc.
@author Jon S. Berndt
@version $Id$
@see FGCoefficient
@see FGPropeller
*/
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
CLASS DECLARATION
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
class FGTable {
public:
~FGTable();
FGTable(int nRows);
FGTable(int nRows, int nCols);
float GetValue(float key);
float GetValue(float rowKey, float colKey);
/** Read the table in.
Data in the config file should be in matrix format with the row
independents as the first column and the column independents in
the first row. The implication of this layout is that there should
be no value in the upper left corner of the matrix e.g:
<pre>
0 10 20 30 ...
-5 1 2 3 4 ...
...
</pre>
*/
void operator<<(FGConfigFile&);
inline float GetElement(int r, int c) {return Data[r][c];}
void Print(void);
private:
enum type {tt1D, tt2D} Type;
unsigned int rowCounter;
unsigned int colCounter;
float** Data;
int nRows, nCols;
float** Allocate(void);
void Debug(void);
};
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
#endif

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/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Module: FGTurboProp.cpp
Author: Jon S. Berndt
Date started: 11/20/2000
Purpose: This module models a Turboprop engine
------------- Copyright (C) 2000 Jon S. Berndt (jsb@hal-pc.org) --------------
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
details.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA.
Further information about the GNU General Public License can also be found on
the world wide web at http://www.gnu.org.
FUNCTIONAL DESCRIPTION
--------------------------------------------------------------------------------
This class descends from the FGEngine class and models a Turboprop engine based
on parameters given in the engine config file for this class
HISTORY
--------------------------------------------------------------------------------
11/20/2000 JSB Created
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
INCLUDES
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
#include "FGTurboProp.h"
static const char *IdSrc = "$Id$";
static const char *IdHdr = ID_TURBOPROP;
extern short debug_lvl;
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
CLASS IMPLEMENTATION
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
FGTurboProp::FGTurboProp(FGFDMExec* exec, FGConfigFile* cfg) : FGEngine(exec)
{
if (debug_lvl & 2) cout << "Instantiated: FGTurboProp" << endl;
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
FGTurboProp::~FGTurboProp()
{
if (debug_lvl & 2) cout << "Destroyed: FGTurboProp" << endl;
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
float FGTurboProp::Calculate(float dummy)
{
ConsumeFuel();
return 0.0;
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
void FGTurboProp::Debug(void)
{
//TODO: Add your source code here
}

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/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Header: FGTurboProp.h
Author: Jon S. Berndt
Date started: 09/12/2000
------------- Copyright (C) 2000 Jon S. Berndt (jsb@hal-pc.org) --------------
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
details.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA.
Further information about the GNU General Public License can also be found on
the world wide web at http://www.gnu.org.
HISTORY
--------------------------------------------------------------------------------
09/12/2000 JSB Created
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
COMMENTS, REFERENCES, and NOTES
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
SENTRY
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
#ifndef FGTURBOPROP_H
#define FGTURBOPROP_H
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
INCLUDES
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
#include "FGEngine.h"
#include "FGConfigFile.h"
#define ID_TURBOPROP "$Id$"
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
CLASS DECLARATION
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
class FGTurboProp : public FGEngine
{
public:
FGTurboProp(FGFDMExec* exec, FGConfigFile* Eng_cfg);
~FGTurboProp();
float Calculate(float);
private:
void Debug(void);
};
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
#endif