fly/flightgear
1
0
Fork 0
Code Activity

Initial revisions.

Browse source
This commit is contained in:
curt 1999-12-20 20:25:13 +00:00
parent c319dac02a
commit 9892d4f03e
4 changed files with 409 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

62
src/FDM/JSBSim/FGLGear.cpp Normal file
View file

@ -0,0 +1,62 @@
/*******************************************************************************
Module: FGLGear.cpp
Author: Jon S. Berndt
Date started: 11/18/99
Purpose: Encapsulates the landing gear elements
Called by: FGAircraft
------------- Copyright (C) 1999 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
--------------------------------------------------------------------------------
HISTORY
--------------------------------------------------------------------------------
11/18/99 JSB Created
********************************************************************************
INCLUDES
*******************************************************************************/
#include "FGLGear.h"
#include "FGState.h"
/*******************************************************************************
************************************ CODE **************************************
*******************************************************************************/
FGLGear::FGLGear(ifstream& acfile)
{
acfile >> name >> X >> Y >> Z >> kSpring >> bDamp >> statFCoeff >> brakeCoeff;
}
FGLGear::~FGLGear(void)
{
}
float FGLGear::Force(void)
{
return 0.0;
}

98
src/FDM/JSBSim/FGLGear.h Normal file
View file

@ -0,0 +1,98 @@
/*******************************************************************************
Header: FGLGear.h
Author: Jon S. Berndt
Date started: 11/18/99
------------- Copyright (C) 1999 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
--------------------------------------------------------------------------------
11/18/99 JSB Created
********************************************************************************
SENTRY
*******************************************************************************/
#ifndef FGLGEAR_H
#define FGLGEAR_H
/*******************************************************************************
COMMENTS, REFERENCES, and NOTES
********************************************************************************
[1] Cooke, Zyda, Pratt, and McGhee, "NPSNET: Flight Simulation Dynamic Modeling
Using Quaternions", Presence, Vol. 1, No. 4, pp. 404-420 Naval Postgraduate
School, January 1994
[2] D. M. Henderson, "Euler Angles, Quaternions, and Transformation Matrices",
JSC 12960, July 1977
[3] Richard E. McFarland, "A Standard Kinematic Model for Flight Simulation at
NASA-Ames", NASA CR-2497, January 1975
[4] Barnes W. McCormick, "Aerodynamics, Aeronautics, and Flight Mechanics",
Wiley & Sons, 1979 ISBN 0-471-03032-5
[5] Bernard Etkin, "Dynamics of Flight, Stability and Control", Wiley & Sons,
1982 ISBN 0-471-08936-2
********************************************************************************
INCLUDES
*******************************************************************************/
#ifdef FGFS
# include <Include/compiler.h>
# include STL_STRING
# ifdef FG_HAVE_STD_INCLUDES
# include <fstream>
# else
# include <fstream.h>
# endif
FG_USING_STD(string);
#else
# include <fstream>
# include <string>
#endif
/*******************************************************************************
DEFINITIONS
*******************************************************************************/
using namespace std;
/*******************************************************************************
CLASS DECLARATION
*******************************************************************************/
class FGLGear
{
public:
FGLGear(ifstream&);
~FGLGear(void);
float Force(void);
private:
float X, Y, Z;
float kSpring, bDamp, compressLength;
float statFCoeff, rollFCoeff, skidFCoeff;
float frictionForce, compForce;
float brakePct, brakeForce, brakeCoeff;
string name;
};
/******************************************************************************/
#endif

142
src/FDM/JSBSim/FGfdmSocket.cpp Normal file
View file

@ -0,0 +1,142 @@
/*******************************************************************************
Module: FGfdmSocket.cpp
Author: Jon S. Berndt
Date started: 11/08/99
Purpose: Encapsulates a socket
Called by: FGOutput, et. al.
------------- Copyright (C) 1999 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 excapsulates a socket for simple data writing
HISTORY
--------------------------------------------------------------------------------
11/08/99 JSB Created
********************************************************************************
INCLUDES
*******************************************************************************/
#include "FGfdmSocket.h"
/*******************************************************************************
************************************ CODE **************************************
*******************************************************************************/
FGfdmSocket::FGfdmSocket(string address, int port)
{
size = 0;
#ifdef __BORLANDC__ || _MSC_VER
WSADATA wsaData;
int PASCAL FAR wsaReturnCode;
wsaReturnCode = WSAStartup(MAKEWORD(1,1), &wsaData);
if (wsaReturnCode == 0) cout << "Winsock DLL loaded ..." << endl;
else cout << "Winsock DLL not initialized ..." << endl;
#endif
if (address.find_first_not_of("0123456789.",0) != address.npos) {
if ((host = gethostbyname(address.c_str())) == NULL) {
cout << "Could not get host net address by name..." << endl;
}
} else {
if ((host = gethostbyaddr(address.c_str(), address.size(), PF_INET)) == NULL) {
cout << "Could not get host net address by number..." << endl;
}
}
if (host != NULL) {
cout << "Got host net address..." << endl;
sckt = socket(AF_INET, SOCK_STREAM, 0);
if (sckt >= 0) { // successful
memset(&scktName, 0, sizeof(struct sockaddr_in));
scktName.sin_family = AF_INET;
scktName.sin_port = htons(port);
memcpy(&scktName.sin_addr, host->h_addr_list[0], host->h_length);
int len = sizeof(struct sockaddr_in);
if (connect(sckt, (struct sockaddr*)&scktName, len) == 0) { // successful
cout << "Successfully connected to socket ..." << endl;
} else { // unsuccessful
cout << "Could not connect to socket ..." << endl;
}
} else { // unsuccessful
cout << "Could not create socket for FDM, error = " << errno << endl;
}
}
}
FGfdmSocket::~FGfdmSocket(void)
{
if (sckt) shutdown(sckt,2);
#ifdef __BORLANDC__
WSACleanup();
#endif
}
void FGfdmSocket::Clear(void)
{
buffer = "";
size = 0;
}
void FGfdmSocket::Append(const char* item)
{
if (size == 0) buffer += string(item);
else buffer += string(",") + string(item);
size++;
}
void FGfdmSocket::Append(float item)
{
char s[25];
sprintf(s,"%12.7f\0",item);
if (size == 0) buffer += string(s);
else buffer += string(",") + string(s);
size++;
}
void FGfdmSocket::Append(long item)
{
char s[25];
sprintf(s,"%12d\0",item);
if (size == 0) buffer += string(s);
else buffer += string(",") + string(s);
size++;
}
void FGfdmSocket::Send(void)
{
int len;
buffer += string("\n");
if ((len = send(sckt,buffer.c_str(),buffer.size(),0)) <= 0) {
perror("send");
} else {
}
}

107
src/FDM/JSBSim/FGfdmSocket.h Normal file
View file

@ -0,0 +1,107 @@
/*******************************************************************************
Header: FGfdmSocket.h
Author: Jon S. Berndt
Date started: 11/08/99
------------- Copyright (C) 1999 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
--------------------------------------------------------------------------------
11/08/99 JSB Created
********************************************************************************
SENTRY
*******************************************************************************/
#ifndef FGfdmSocket_H
#define FGfdmSocket_H
/*******************************************************************************
COMMENTS, REFERENCES, and NOTES
*******************************************************************************/
/*******************************************************************************
INCLUDES
*******************************************************************************/
#include <stdlib.h>
#include <stdio.h>
#ifdef FGFS
# pragma message("FGFS defined")
# include <Include/compiler.h>
# include STL_STRING
# ifdef FG_HAVE_STD_INCLUDES
# include <fstream>
# include <iostream>
# else
# include <fstream.h>
# include <iostream.h>
# endif
FG_USING_STD(string);
#else
# pragma message("FGFS not defined")
# include <string>
# include <fstream>
# include <iostream>
#endif
#include <sys/types.h>
#if defined(__BORLANDC__) || defined(_MSC_VER)
#include <winsock.h>
#else
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <errno.h>
#endif
/*******************************************************************************
DEFINITIONS
*******************************************************************************/
/*******************************************************************************
CLASS DECLARATION
*******************************************************************************/
using namespace std;
class FGfdmSocket {
public:
FGfdmSocket(string, int);
~FGfdmSocket(void);
void Send(void);
void Append(const char*);
void Append(float);
void Append(long);
void Clear(void);
private:
int sckt;
int size;
struct sockaddr_in scktName;
struct hostent *host;
string buffer;
};
#endif