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flightgear/src/Main/options.cxx
curt 8a7e5eeaf2 Minor tweaks.
2001-01-08 20:40:26 +00:00

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// options.cxx -- class to handle command line options
//
// Written by Curtis Olson, started April 1998.
//
// Copyright (C) 1998 Curtis L. Olson - curt@me.umn.edu
//
// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// $Id$
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#if defined(FX) && defined(XMESA)
bool global_fullscreen = true;
#endif
#include <simgear/compiler.h>
#include <math.h> // rint()
#include <stdio.h>
#include <stdlib.h> // atof(), atoi()
#include <string.h>
#include STL_STRING
#include <simgear/constants.h>
#include <simgear/debug/logstream.hxx>
#include <simgear/misc/fgstream.hxx>
#include <simgear/misc/props.hxx>
#include <simgear/timing/sg_time.hxx>
#include <Include/general.hxx>
#include <Airports/simple.hxx>
#include <Cockpit/cockpit.hxx>
#include <FDM/flight.hxx>
#include <FDM/UIUCModel/uiuc_aircraftdir.h>
#ifdef FG_NETWORK_OLK
# include <NetworkOLK/network.h>
#endif
#include "fg_init.hxx"
#include "globals.hxx"
#include "options.hxx"
FG_USING_STD(string);
FG_USING_NAMESPACE(std);
// from main.cxx
extern void fgReshape( int width, int height );
inline double
atof( const string& str )
{
#ifdef __MWERKS__
// -dw- if ::atof is called, then we get an infinite loop
return std::atof( str.c_str() );
#else
return ::atof( str.c_str() );
#endif
}
inline int
atoi( const string& str )
{
#ifdef __MWERKS__
// -dw- if ::atoi is called, then we get an infinite loop
return std::atoi( str.c_str() );
#else
return ::atoi( str.c_str() );
#endif
}
// Defined the shared options class here
// FGOptions current_options;
// Constructor
FGOptions::FGOptions() :
// starting longitude in degrees (west = -)
// starting latitude in degrees (south = -)
// Default initial position is Globe, AZ (P13)
lon(-110.6642444),
lat( 33.3528917),
// North of the city of Globe
// lon(-110.7),
// lat( 33.4),
// North of the city of Globe
// lon(-110.742578),
// lat( 33.507122),
// Near where I used to live in Globe, AZ
// lon(-110.766000),
// lat( 33.377778),
// 10125 Jewell St. NE
// lon(-93.15),
// lat( 45.15),
// Near KHSP (Hot Springs, VA)
// lon(-79.8338964 + 0.01),
// lat( 37.9514564 + 0.008),
// (SEZ) SEDONA airport
// lon(-111.7884614 + 0.01),
// lat( 34.8486289 - 0.015),
// Jim Brennon's Kingmont Observatory
// lon(-121.1131667),
// lat( 38.8293917),
// Huaras, Peru (S09d 31.871' W077d 31.498')
// lon(-77.5249667),
// lat( -9.5311833),
// Eclipse Watching w73.5 n10 (approx) 18:00 UT
// lon(-73.5),
// lat( 10.0),
// Timms Hill (WI)
// lon(-90.1953055556),
// lat( 45.4511388889),
// starting altitude in meters (this will be reset to ground level
// if it is lower than the terrain
altitude(-9999.0),
// Initial Orientation
heading(270.0), // heading (yaw) angle in degress (Psi)
roll(0.0), // roll angle in degrees (Phi)
pitch(0.424), // pitch angle in degrees (Theta)
// Initialize current options velocities to 0.0
speedset(FG_VC),
uBody(0.0), vBody(0.0), wBody(0.0),
vNorth(0.0),vEast(0.0), vDown(0.0),
vkcas(0.0), mach(0.0),
// Miscellaneous
game_mode(0),
splash_screen(1),
intro_music(1),
mouse_pointer(0),
control_mode(FG_JOYSTICK),
auto_coordination(FG_AUTO_COORD_NOT_SPECIFIED),
// Features
hud_status(0),
panel_status(1),
sound(1),
anti_alias_hud(0),
// Flight Model options
flight_model( FGInterface::FG_LARCSIM ),
aircraft( "c172" ),
model_hz( NEW_DEFAULT_MODEL_HZ ),
speed_up( 1 ),
trim(0),
// Rendering options
fog(FG_FOG_NICEST), // nicest
clouds(true),
clouds_asl(5000*FEET_TO_METER),
fullscreen(0),
shading(1),
skyblend(1),
textures(1),
wireframe(0),
xsize(800),
ysize(600),
bpp(16),
view_mode(FG_VIEW_PILOT),
default_view_offset(0),
visibility(-1.0),
// HUD options
units(FG_UNITS_FEET),
tris_or_culled(0),
// Time options
time_offset(0),
network_olk(false)
{
// set initial values/defaults
time_offset_type = FG_TIME_SYS_OFFSET;
char* envp = ::getenv( "FG_ROOT" );
if ( envp != NULL ) {
// fg_root could be anywhere, so default to environmental
// variable $FG_ROOT if it is set.
fg_root = envp;
} else {
// Otherwise, default to a random compiled-in location if
// $FG_ROOT is not set. This can still be overridden from the
// command line or a config file.
#if defined( WIN32 )
fg_root = "\\FlightGear";
#elif defined( macintosh )
fg_root = "";
#else
fg_root = PKGLIBDIR;
#endif
}
// set a possibly independent location for scenery data
envp = ::getenv( "FG_SCENERY" );
if ( envp != NULL ) {
// fg_root could be anywhere, so default to environmental
// variable $FG_ROOT if it is set.
fg_scenery = envp;
} else {
// Otherwise, default to Scenery being in $FG_ROOT/Scenery
fg_scenery = "";
}
airport_id = "KPAO"; // default airport id
net_id = "Johnney"; // default pilot's name
// initialize port config string list
channel_options_list.clear();
}
void
FGOptions::toggle_panel() {
bool freeze = globals->get_freeze();
if( !freeze )
globals->set_freeze(true);
if( panel_status ) {
panel_status = false;
if ( current_panel != NULL )
current_panel->setVisibility(false);
} else {
panel_status = true;
if ( current_panel != NULL )
current_panel->setVisibility(true);
}
fgReshape( xsize, ysize);
if( !freeze )
globals->set_freeze( false );
}
double
FGOptions::parse_time(const string& time_in) {
char *time_str, num[256];
double hours, minutes, seconds;
double result = 0.0;
int sign = 1;
int i;
time_str = (char *)time_in.c_str();
// printf("parse_time(): %s\n", time_str);
// check for sign
if ( strlen(time_str) ) {
if ( time_str[0] == '+' ) {
sign = 1;
time_str++;
} else if ( time_str[0] == '-' ) {
sign = -1;
time_str++;
}
}
// printf("sign = %d\n", sign);
// get hours
if ( strlen(time_str) ) {
i = 0;
while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
num[i] = time_str[0];
time_str++;
i++;
}
if ( time_str[0] == ':' ) {
time_str++;
}
num[i] = '\0';
hours = atof(num);
// printf("hours = %.2lf\n", hours);
result += hours;
}
// get minutes
if ( strlen(time_str) ) {
i = 0;
while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
num[i] = time_str[0];
time_str++;
i++;
}
if ( time_str[0] == ':' ) {
time_str++;
}
num[i] = '\0';
minutes = atof(num);
// printf("minutes = %.2lf\n", minutes);
result += minutes / 60.0;
}
// get seconds
if ( strlen(time_str) ) {
i = 0;
while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
num[i] = time_str[0];
time_str++;
i++;
}
num[i] = '\0';
seconds = atof(num);
// printf("seconds = %.2lf\n", seconds);
result += seconds / 3600.0;
}
return(sign * result);
}
long int FGOptions::parse_date( const string& date)
{
struct tm gmt;
char * date_str, num[256];
int i;
// initialize to zero
gmt.tm_sec = 0;
gmt.tm_min = 0;
gmt.tm_hour = 0;
gmt.tm_mday = 0;
gmt.tm_mon = 0;
gmt.tm_year = 0;
gmt.tm_isdst = 0; // ignore daylight savings time for the moment
date_str = (char *)date.c_str();
// get year
if ( strlen(date_str) ) {
i = 0;
while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
num[i] = date_str[0];
date_str++;
i++;
}
if ( date_str[0] == ':' ) {
date_str++;
}
num[i] = '\0';
gmt.tm_year = atoi(num) - 1900;
}
// get month
if ( strlen(date_str) ) {
i = 0;
while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
num[i] = date_str[0];
date_str++;
i++;
}
if ( date_str[0] == ':' ) {
date_str++;
}
num[i] = '\0';
gmt.tm_mon = atoi(num) -1;
}
// get day
if ( strlen(date_str) ) {
i = 0;
while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
num[i] = date_str[0];
date_str++;
i++;
}
if ( date_str[0] == ':' ) {
date_str++;
}
num[i] = '\0';
gmt.tm_mday = atoi(num);
}
// get hour
if ( strlen(date_str) ) {
i = 0;
while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
num[i] = date_str[0];
date_str++;
i++;
}
if ( date_str[0] == ':' ) {
date_str++;
}
num[i] = '\0';
gmt.tm_hour = atoi(num);
}
// get minute
if ( strlen(date_str) ) {
i = 0;
while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
num[i] = date_str[0];
date_str++;
i++;
}
if ( date_str[0] == ':' ) {
date_str++;
}
num[i] = '\0';
gmt.tm_min = atoi(num);
}
// get second
if ( strlen(date_str) ) {
i = 0;
while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
num[i] = date_str[0];
date_str++;
i++;
}
if ( date_str[0] == ':' ) {
date_str++;
}
num[i] = '\0';
gmt.tm_sec = atoi(num);
}
time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
//printf ("Date is %s\n", ctime(&theTime));
//printf ("in seconds that is %d\n", theTime);
//exit(1);
return (theTime);
}
// parse degree in the form of [+/-]hhh:mm:ss
void FGOptions::parse_control( const string& mode ) {
if ( mode == "joystick" ) {
control_mode = FG_JOYSTICK;
} else if ( mode == "mouse" ) {
control_mode = FG_MOUSE;
} else {
control_mode = FG_KEYBOARD;
}
}
/// parse degree in the form of [+/-]hhh:mm:ss
double
FGOptions::parse_degree( const string& degree_str) {
double result = parse_time( degree_str );
// printf("Degree = %.4f\n", result);
return(result);
}
// parse time offset command line option
int
FGOptions::parse_time_offset( const string& time_str) {
int result;
// printf("time offset = %s\n", time_str);
#ifdef HAVE_RINT
result = (int)rint(parse_time(time_str) * 3600.0);
#else
result = (int)(parse_time(time_str) * 3600.0);
#endif
// printf("parse_time_offset(): %d\n", result);
return( result );
}
// Parse --fdm=abcdefg type option
int
FGOptions::parse_fdm( const string& fm ) {
// cout << "fdm = " << fm << endl;
if ( fm == "ada" ) {
return FGInterface::FG_ADA;
} else if ( fm == "balloon" ) {
return FGInterface::FG_BALLOONSIM;
} else if ( fm == "external" ) {
return FGInterface::FG_EXTERNAL;
} else if ( fm == "jsb" ) {
return FGInterface::FG_JSBSIM;
} else if ( (fm == "larcsim") || (fm == "LaRCsim") ) {
return FGInterface::FG_LARCSIM;
} else if ( fm == "magic" ) {
return FGInterface::FG_MAGICCARPET;
} else {
FG_LOG( FG_GENERAL, FG_ALERT, "Unknown fdm = " << fm );
exit(-1);
}
// we'll never get here, but it makes the compiler happy.
return -1;
}
// Parse --fov=x.xx type option
double
FGOptions::parse_fov( const string& arg ) {
double fov = atof(arg);
if ( fov < FG_FOV_MIN ) { fov = FG_FOV_MIN; }
if ( fov > FG_FOV_MAX ) { fov = FG_FOV_MAX; }
globals->get_current_view()->set_fov( fov );
// printf("parse_fov(): result = %.4f\n", fov);
return fov;
}
// Parse I/O channel option
//
// Format is "--protocol=medium,direction,hz,medium_options,..."
//
// protocol = { native, nmea, garmin, fgfs, rul, pve, etc. }
// medium = { serial, socket, file, etc. }
// direction = { in, out, bi }
// hz = number of times to process channel per second (floating
// point values are ok.
//
// Serial example "--nmea=serial,dir,hz,device,baud" where
//
// device = OS device name of serial line to be open()'ed
// baud = {300, 1200, 2400, ..., 230400}
//
// Socket exacmple "--native=socket,dir,hz,machine,port,style" where
//
// machine = machine name or ip address if client (leave empty if server)
// port = port, leave empty to let system choose
// style = tcp or udp
//
// File example "--garmin=file,dir,hz,filename" where
//
// filename = file system file name
bool
FGOptions::parse_channel( const string& type, const string& channel_str ) {
// cout << "Channel string = " << channel_str << endl;
channel_options_list.push_back( type + "," + channel_str );
return true;
}
// Parse --wp=ID[,alt]
bool FGOptions::parse_wp( const string& arg ) {
string id, alt_str;
double alt = 0.0;
int pos = arg.find( "@" );
if ( pos != string::npos ) {
id = arg.substr( 0, pos );
alt_str = arg.substr( pos + 1 );
// cout << "id str = " << id << " alt str = " << alt_str << endl;
alt = atof( alt_str.c_str() );
if ( units == FG_UNITS_FEET ) {
alt *= FEET_TO_METER;
}
} else {
id = arg;
}
FGAirport a;
if ( fgFindAirportID( id, &a ) ) {
SGWayPoint wp( a.longitude, a.latitude, alt, SGWayPoint::WGS84, id );
globals->get_route()->add_waypoint( wp );
return true;
} else {
return false;
}
}
// Parse --flight-plan=[file]
bool FGOptions::parse_flightplan(const string& arg)
{
fg_gzifstream infile(arg.c_str());
if (!infile) {
return false;
}
while ( true ) {
string line;
#ifdef GETLINE_NEEDS_TERMINATOR
getline( infile, line, '\n' );
#elif defined( macintosh )
getline( infile, line, '\r' );
#else
getline( infile, line );
#endif
if ( infile.eof() ) {
break;
}
parse_wp(line);
}
return true;
}
// Parse a single option
int FGOptions::parse_option( const string& arg ) {
// General Options
if ( (arg == "--help") || (arg == "-h") ) {
// help/usage request
return(FG_OPTIONS_HELP);
} else if ( arg == "--disable-game-mode") {
game_mode = false;
} else if ( arg == "--enable-game-mode" ) {
game_mode = true;
} else if ( arg == "--disable-splash-screen" ) {
splash_screen = false;
} else if ( arg == "--enable-splash-screen" ) {
splash_screen = true;
} else if ( arg == "--disable-intro-music" ) {
intro_music = false;
} else if ( arg == "--enable-intro-music" ) {
intro_music = true;
} else if ( arg == "--disable-mouse-pointer" ) {
mouse_pointer = 1;
} else if ( arg == "--enable-mouse-pointer" ) {
mouse_pointer = 2;
} else if ( arg == "--disable-freeze" ) {
globals->set_freeze( false );
} else if ( arg == "--enable-freeze" ) {
globals->set_freeze( true );
} else if ( arg == "--disable-anti-alias-hud" ) {
anti_alias_hud = false;
} else if ( arg == "--enable-anti-alias-hud" ) {
anti_alias_hud = true;
} else if ( arg.find( "--control=") != string::npos ) {
parse_control( arg.substr(10) );
} else if ( arg == "--disable-auto-coordination" ) {
auto_coordination = FG_AUTO_COORD_DISABLED;
} else if ( arg == "--enable-auto-coordination" ) {
auto_coordination = FG_AUTO_COORD_ENABLED;
} else if ( arg == "--disable-hud" ) {
hud_status = false;
globals->get_props()->setBoolValue("/sim/hud/visibility", false);
} else if ( arg == "--enable-hud" ) {
hud_status = true;
globals->get_props()->setBoolValue("/sim/hud/visibility", true);
} else if ( arg == "--disable-panel" ) {
panel_status = false;
globals->get_props()->setBoolValue("/sim/panel/visibility", false);
if ( current_panel != NULL )
current_panel->setVisibility(false);
} else if ( arg == "--enable-panel" ) {
panel_status = true;
globals->get_props()->setBoolValue("/sim/panel/visibility", true);
if ( current_panel != NULL )
current_panel->setVisibility(true);
} else if ( arg == "--disable-sound" ) {
sound = false;
} else if ( arg == "--enable-sound" ) {
sound = true;
} else if ( arg.find( "--airport-id=") != string::npos ) {
airport_id = arg.substr( 13 );
globals->get_props()->setStringValue("/position/airport-id", airport_id);
} else if ( arg.find( "--lon=" ) != string::npos ) {
lon = parse_degree( arg.substr(6) );
airport_id = "";
globals->get_props()->setDoubleValue("/position/longitude", lon);
globals->get_props()->setStringValue("/position/airport-id", airport_id);
} else if ( arg.find( "--lat=" ) != string::npos ) {
lat = parse_degree( arg.substr(6) );
airport_id = "";
globals->get_props()->setDoubleValue("/position/latitude", lat);
globals->get_props()->setStringValue("/position/airport-id", airport_id);
} else if ( arg.find( "--altitude=" ) != string::npos ) {
if ( units == FG_UNITS_FEET ) {
altitude = atof( arg.substr(11) ) * FEET_TO_METER;
} else {
altitude = atof( arg.substr(11) );
}
globals->get_props()->setDoubleValue("/position/altitude", altitude);
} else if ( arg.find( "--uBody=" ) != string::npos ) {
speedset = FG_VTUVW;
if ( units == FG_UNITS_FEET ) {
uBody = atof( arg.substr(8) );
} else {
uBody = atof( arg.substr(8) ) * FEET_TO_METER;
}
//globals->get_props()->setDoubleValue("/velocities/speed-north", uBody);
} else if ( arg.find( "--vBody=" ) != string::npos ) {
speedset = FG_VTUVW;
if ( units == FG_UNITS_FEET ) {
vBody = atof( arg.substr(8) );
} else {
vBody = atof( arg.substr(8) ) * FEET_TO_METER;
}
//globals->get_props()->setDoubleValue("/velocities/speed-east", vBody);
} else if ( arg.find( "--wBody=" ) != string::npos ) {
speedset = FG_VTUVW;
if ( units == FG_UNITS_FEET ) {
wBody = atof( arg.substr(8) );
} else {
wBody = atof( arg.substr(8) ) * FEET_TO_METER;
}
} else if ( arg.find( "--vNorth=" ) != string::npos ) {
speedset = FG_VTNED;
if ( units == FG_UNITS_FEET ) {
vNorth = atof( arg.substr(9) );
} else {
vNorth = atof( arg.substr(9) ) * FEET_TO_METER;
}
} else if ( arg.find( "--vEast=" ) != string::npos ) {
speedset = FG_VTNED;
if ( units == FG_UNITS_FEET ) {
vEast = atof( arg.substr(8) );
} else {
vEast = atof( arg.substr(8) ) * FEET_TO_METER;
}
} else if ( arg.find( "--vDown=" ) != string::npos ) {
speedset = FG_VTNED;
if ( units == FG_UNITS_FEET ) {
vDown = atof( arg.substr(8) );
} else {
vDown = atof( arg.substr(8) ) * FEET_TO_METER;
}
} else if ( arg.find( "--vc=" ) != string::npos) {
speedset = FG_VC;
vkcas=atof( arg.substr(5) );
cout << "Got vc: " << vkcas << endl;
globals->get_props()->setDoubleValue("/velocities/airspeed", vkcas);
} else if ( arg.find( "--mach=" ) != string::npos) {
speedset = FG_MACH;
mach=atof( arg.substr(7) );
} else if ( arg.find( "--heading=" ) != string::npos ) {
heading = atof( arg.substr(10) );
globals->get_props()->setDoubleValue("/orientation/heading", heading);
} else if ( arg.find( "--roll=" ) != string::npos ) {
roll = atof( arg.substr(7) );
globals->get_props()->setDoubleValue("/orientation/roll", roll);
} else if ( arg.find( "--pitch=" ) != string::npos ) {
pitch = atof( arg.substr(8) );
globals->get_props()->setDoubleValue("/orientation/pitch", pitch);
} else if ( arg.find( "--fg-root=" ) != string::npos ) {
fg_root = arg.substr( 10 );
} else if ( arg.find( "--fg-scenery=" ) != string::npos ) {
fg_scenery = arg.substr( 13 );
} else if ( arg.find( "--fdm=" ) != string::npos ) {
flight_model = parse_fdm( arg.substr(6) );
globals->get_props()->setIntValue("/sim/flight-model", flight_model);
if((flight_model == FGInterface::FG_JSBSIM) && (get_trim_mode() == 0)) {
set_trim_mode(1);
} else {
set_trim_mode(0);
}
} else if ( arg.find( "--aircraft=" ) != string::npos ) {
aircraft = arg.substr(11);
globals->get_props()->setStringValue("/sim/aircraft", aircraft);
} else if ( arg.find( "--aircraft-dir=" ) != string::npos ) {
aircraft_dir = arg.substr(15); // (UIUC)
} else if ( arg.find( "--model-hz=" ) != string::npos ) {
model_hz = atoi( arg.substr(11) );
} else if ( arg.find( "--speed=" ) != string::npos ) {
speed_up = atoi( arg.substr(8) );
} else if ( arg.find( "--notrim") != string::npos) {
trim=-1;
} else if ( arg == "--fog-disable" ) {
fog = FG_FOG_DISABLED;
} else if ( arg == "--fog-fastest" ) {
fog = FG_FOG_FASTEST;
} else if ( arg == "--fog-nicest" ) {
fog = FG_FOG_NICEST;
} else if ( arg == "--disable-clouds" ) {
clouds = false;
} else if ( arg == "--enable-clouds" ) {
clouds = true;
} else if ( arg.find( "--clouds-asl=" ) != string::npos ) {
if ( units == FG_UNITS_FEET ) {
clouds_asl = atof( arg.substr(13) ) * FEET_TO_METER;
} else {
clouds_asl = atof( arg.substr(13) );
}
} else if ( arg.find( "--fov=" ) != string::npos ) {
parse_fov( arg.substr(6) );
} else if ( arg == "--disable-fullscreen" ) {
fullscreen = false;
} else if ( arg== "--enable-fullscreen") {
fullscreen = true;
} else if ( arg == "--shading-flat") {
shading = 0;
} else if ( arg == "--shading-smooth") {
shading = 1;
} else if ( arg == "--disable-skyblend") {
skyblend = false;
} else if ( arg== "--enable-skyblend" ) {
skyblend = true;
} else if ( arg == "--disable-textures" ) {
textures = false;
} else if ( arg == "--enable-textures" ) {
textures = true;
} else if ( arg == "--disable-wireframe" ) {
wireframe = false;
} else if ( arg == "--enable-wireframe" ) {
wireframe = true;
} else if ( arg.find( "--geometry=" ) != string::npos ) {
bool geometry_ok = true;
string geometry = arg.substr( 11 );
string::size_type i = geometry.find('x');
if (i != string::npos) {
xsize = atoi(geometry.substr(0, i));
ysize = atoi(geometry.substr(i+1));
// cout << "Geometry is " << xsize << 'x' << ysize << '\n';
} else {
geometry_ok = false;
}
if ( xsize <= 0 || ysize <= 0 ) {
xsize = 640;
ysize = 480;
geometry_ok = false;
}
if ( !geometry_ok ) {
FG_LOG( FG_GENERAL, FG_ALERT, "Unknown geometry: " << geometry );
FG_LOG( FG_GENERAL, FG_ALERT,
"Setting geometry to " << xsize << 'x' << ysize << '\n');
}
} else if ( arg.find( "--bpp=" ) != string::npos ) {
string bits_per_pix = arg.substr( 6 );
if ( bits_per_pix == "16" ) {
bpp = 16;
} else if ( bits_per_pix == "24" ) {
bpp = 24;
} else if ( bits_per_pix == "32" ) {
bpp = 32;
}
} else if ( arg == "--units-feet" ) {
units = FG_UNITS_FEET;
} else if ( arg == "--units-meters" ) {
units = FG_UNITS_METERS;
} else if ( arg.find( "--time-offset" ) != string::npos ) {
time_offset = parse_time_offset( (arg.substr(14)) );
//time_offset_type = FG_TIME_SYS_OFFSET;
} else if ( arg.find( "--time-match-real") != string::npos ) {
//time_offset = parse_time_offset(arg.substr(18));
time_offset_type = FG_TIME_SYS_OFFSET;
} else if ( arg.find( "--time-match-local") != string::npos ) {
//time_offset = parse_time_offset(arg.substr(18));
time_offset_type = FG_TIME_LAT_OFFSET;
} else if ( arg.find( "--start-date-sys=") != string::npos ) {
time_offset = parse_date( (arg.substr(17)) );
time_offset_type = FG_TIME_SYS_ABSOLUTE;
} else if ( arg.find( "--start-date-lat=") != string::npos ) {
time_offset = parse_date( (arg.substr(17)) );
time_offset_type = FG_TIME_LAT_ABSOLUTE;
} else if ( arg.find( "--start-date-gmt=") != string::npos ) {
time_offset = parse_date( (arg.substr(17)) );
time_offset_type = FG_TIME_GMT_ABSOLUTE;
} else if ( arg == "--hud-tris" ) {
tris_or_culled = 0;
} else if ( arg == "--hud-culled" ) {
tris_or_culled = 1;
} else if ( arg.find( "--native=" ) != string::npos ) {
parse_channel( "native", arg.substr(9) );
} else if ( arg.find( "--garmin=" ) != string::npos ) {
parse_channel( "garmin", arg.substr(9) );
} else if ( arg.find( "--nmea=" ) != string::npos ) {
parse_channel( "nmea", arg.substr(7) );
} else if ( arg.find( "--props=" ) != string::npos ) {
parse_channel( "props", arg.substr(8) );
} else if ( arg.find( "--pve=" ) != string::npos ) {
parse_channel( "pve", arg.substr(6) );
} else if ( arg.find( "--ray=" ) != string::npos ) {
parse_channel( "ray", arg.substr(6) );
} else if ( arg.find( "--rul=" ) != string::npos ) {
parse_channel( "rul", arg.substr(6) );
} else if ( arg.find( "--joyclient=" ) != string::npos ) {
parse_channel( "joyclient", arg.substr(12) );
#ifdef FG_NETWORK_OLK
} else if ( arg == "--disable-network-olk" ) {
network_olk = false;
} else if ( arg== "--enable-network-olk") {
network_olk = true;
} else if ( arg == "--net-hud" ) {
net_hud_display = 1;
} else if ( arg.find( "--net-id=") != string::npos ) {
net_id = arg.substr( 9 );
#endif
} else if ( arg.find( "--prop:" ) == 0 ) {
string assign = arg.substr(7);
int pos = assign.find('=');
if (pos == arg.npos || pos == 0) {
FG_LOG(FG_GENERAL, FG_ALERT, "Bad property assignment: " << arg);
return FG_OPTIONS_ERROR;
}
string name = assign.substr(0, pos);
string value = assign.substr(pos + 1);
globals->get_props()->setStringValue(name.c_str(), value);
FG_LOG(FG_GENERAL, FG_INFO, "Setting default value of property "
<< name << " to \"" << value << '"');
// $$$ begin - added VS Renganathan, 14 Oct 2K
// for multi-window outside window imagery
} else if ( arg.find( "--view-offset=" ) != string::npos ) {
string woffset = arg.substr( 14 );
if ( woffset == "LEFT" ) {
default_view_offset = M_PI * 0.25;
} else if ( woffset == "RIGHT" ) {
default_view_offset = M_PI * 1.75;
} else if ( woffset == "CENTER" ) {
default_view_offset = 0.00;
} else {
default_view_offset = atof( woffset.c_str() ) * DEG_TO_RAD;
}
FGViewerRPH *pilot_view =
(FGViewerRPH *)globals->get_viewmgr()->get_view( 0 );
pilot_view->set_view_offset( default_view_offset );
pilot_view->set_goal_view_offset( default_view_offset );
// $$$ end - added VS Renganathan, 14 Oct 2K
} else if ( arg.find( "--visibility=" ) != string::npos ) {
visibility = atof( arg.substr( 13 ) );
globals->get_props()->setDoubleValue("/environment/visibility",
visibility);
} else if ( arg.find( "--visibility-miles=" ) != string::npos ) {
visibility = atof( arg.substr( 19 ) ) * 5280.0 * FEET_TO_METER;
globals->get_props()->setDoubleValue("/environment/visibility",
visibility);
} else if ( arg.find( "--wind=" ) == 0 ) {
string val = arg.substr(7);
int pos = val.find('@');
if (pos == string::npos) {
FG_LOG(FG_GENERAL, FG_ALERT, "bad wind value " << val);
return FG_OPTIONS_ERROR;
}
double dir = atof(val.substr(0,pos).c_str());
double speed = atof(val.substr(pos+1).c_str());
FG_LOG(FG_GENERAL, FG_INFO, "WIND: " << dir << '@' <<
speed << " knots" << endl);
// convert to fps
speed *= NM_TO_METER * METER_TO_FEET * (1.0/3600);
dir += 180;
if (dir >= 360)
dir -= 360;
dir *= DEG_TO_RAD;
globals->get_props()->setDoubleValue("/environment/wind-north",
speed * cos(dir));
globals->get_props()->setDoubleValue("/environment/wind-east",
speed * sin(dir));
} else if ( arg.find( "--wp=" ) != string::npos ) {
parse_wp( arg.substr( 5 ) );
} else if ( arg.find( "--flight-plan=") != string::npos) {
parse_flightplan ( arg.substr (14) );
} else {
FG_LOG( FG_GENERAL, FG_ALERT, "Unknown option '" << arg << "'" );
return FG_OPTIONS_ERROR;
}
return FG_OPTIONS_OK;
}
// Scan the command line options for an fg_root definition and set
// just that.
int FGOptions::scan_command_line_for_root( int argc, char **argv ) {
int i = 1;
FG_LOG(FG_GENERAL, FG_INFO, "Processing command line arguments");
while ( i < argc ) {
FG_LOG( FG_GENERAL, FG_DEBUG, "argv[" << i << "] = " << argv[i] );
string arg = argv[i];
if ( arg.find( "--fg-root=" ) != string::npos ) {
fg_root = arg.substr( 10 );
}
i++;
}
return FG_OPTIONS_OK;
}
// Scan the config file for an fg_root definition and set just that.
int FGOptions::scan_config_file_for_root( const string& path ) {
fg_gzifstream in( path );
if ( !in.is_open() )
return(FG_OPTIONS_ERROR);
FG_LOG( FG_GENERAL, FG_INFO, "Processing config file: " << path );
in >> skipcomment;
#ifndef __MWERKS__
while ( ! in.eof() ) {
#else
char c = '\0';
while ( in.get(c) && c != '\0' ) {
in.putback(c);
#endif
string line;
#ifdef GETLINE_NEEDS_TERMINATOR
getline( in, line, '\n' );
#elif defined( macintosh )
getline( in, line, '\r' );
#else
getline( in, line );
#endif
if ( line.find( "--fg-root=" ) != string::npos ) {
fg_root = line.substr( 10 );
}
in >> skipcomment;
}
return FG_OPTIONS_OK;
}
// Parse the command line options
int FGOptions::parse_command_line( int argc, char **argv ) {
int i = 1;
int result;
FG_LOG(FG_GENERAL, FG_INFO, "Processing command line arguments");
while ( i < argc ) {
FG_LOG( FG_GENERAL, FG_DEBUG, "argv[" << i << "] = " << argv[i] );
result = parse_option(argv[i]);
if ( (result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR) ) {
return(result);
}
i++;
}
return FG_OPTIONS_OK;
}
// Parse config file options
int FGOptions::parse_config_file( const string& path ) {
fg_gzifstream in( path );
if ( !in.is_open() )
return(FG_OPTIONS_ERROR);
FG_LOG( FG_GENERAL, FG_INFO, "Processing config file: " << path );
in >> skipcomment;
#ifndef __MWERKS__
while ( ! in.eof() ) {
#else
char c = '\0';
while ( in.get(c) && c != '\0' ) {
in.putback(c);
#endif
string line;
#ifdef GETLINE_NEEDS_TERMINATOR
getline( in, line, '\n' );
#elif defined( macintosh )
getline( in, line, '\r' );
#else
getline( in, line );
#endif
if ( parse_option( line ) == FG_OPTIONS_ERROR ) {
FG_LOG( FG_GENERAL, FG_ALERT,
"Config file parse error: " << path << " '"
<< line << "'" );
exit(-1);
}
in >> skipcomment;
}
return FG_OPTIONS_OK;
}
// Print usage message
void FGOptions::usage ( void ) {
cout << "Usage: fg [ options ... ]" << endl;
cout << endl;
cout << "General Options:" << endl;
cout << "\t--help -h: print usage" << endl;
cout << "\t--fg-root=path: specify the root path for all the data files"
<< endl;
cout << "\t--fg-scenery=path: specify the base path for all the scenery"
<< " data." << endl
<< "\t\tdefaults to $FG_ROOT/Scenery" << endl;
cout << "\t--disable-game-mode: disable full-screen game mode" << endl;
cout << "\t--enable-game-mode: enable full-screen game mode" << endl;
cout << "\t--disable-splash-screen: disable splash screen" << endl;
cout << "\t--enable-splash-screen: enable splash screen" << endl;
cout << "\t--disable-intro-music: disable introduction music" << endl;
cout << "\t--enable-intro-music: enable introduction music" << endl;
cout << "\t--disable-mouse-pointer: disable extra mouse pointer" << endl;
cout << "\t--enable-mouse-pointer: enable extra mouse pointer (i.e. for"
<< endl;
cout << "\t\tfull screen voodoo/voodoo-II based cards.)" << endl;
cout << "\t--disable-freeze: start out in an running state" << endl;
cout << "\t--enable-freeze: start out in a frozen state" << endl;
cout << "\t--control=mode: primary control mode "
<< "(joystick, keyboard, mouse)" << endl;
cout << endl;
cout << "Features:" << endl;
cout << "\t--disable-hud: disable heads up display" << endl;
cout << "\t--enable-hud: enable heads up display" << endl;
cout << "\t--disable-panel: disable instrument panel" << endl;
cout << "\t--enable-panel: enable instrumetn panel" << endl;
cout << "\t--disable-sound: disable sound effects" << endl;
cout << "\t--enable-sound: enable sound effects" << endl;
cout << "\t--disable-anti-alias-hud: disable anti aliased hud" << endl;
cout << "\t--enable-anti-alias-hud: enable anti aliased hud" << endl;
cout << endl;
cout << "Flight Model:" << endl;
cout << "\t--fdm=abcd: selects the core flight model code." << endl;
cout << "\t\tcan be one of jsb, larcsim, magic, external, balloon, or ada"
<< endl;
cout << "\t--aircraft=abcd: aircraft model to load" << endl;
cout << "\t--model-hz=n: run the FDM this rate (iterations per second)"
<< endl;
cout << "\t--speed=n: run the FDM this much faster than real time" << endl;
cout << "\t--notrim: Do NOT attempt to trim the model when initializing JSBsim" << endl;
cout << "\t--wind=DIR@SPEED: specify wind coming from DIR (degrees) at SPEED (knots)" << endl;
cout << endl;
//(UIUC)
cout <<"Aircraft model directory:" << endl;
cout <<"\t--aircraft-dir=<path> path is relative to the path of the executable" << endl;
cout << endl;
cout << "Initial Position and Orientation:" << endl;
cout << "\t--airport-id=ABCD: specify starting postion by airport id"
<< endl;
cout << "\t--lon=degrees: starting longitude in degrees (west = -)"
<< endl;
cout << "\t--lat=degrees: starting latitude in degrees (south = -)"
<< endl;
cout << "\t--altitude=feet: starting altitude in feet" << endl;
cout << "\t\t(unless --units-meters specified" << endl;
cout << "\t--heading=degrees: heading (yaw) angle in degress (Psi)"
<< endl;
cout << "\t--roll=degrees: roll angle in degrees (Phi)" << endl;
cout << "\t--pitch=degrees: pitch angle in degrees (Theta)" << endl;
cout << "\t--uBody=feet per second: velocity along the body X axis"
<< endl;
cout << "\t--vBody=feet per second: velocity along the body Y axis"
<< endl;
cout << "\t--wBody=feet per second: velocity along the body Z axis"
<< endl;
cout << "\t\t(unless --units-meters specified" << endl;
cout << "\t--vc= initial airspeed in knots (--fdm=jsb only)" << endl;
cout << "\t--mach= initial mach number (--fdm=jsb only)" << endl;
cout << endl;
cout << "Rendering Options:" << endl;
cout << "\t--fog-disable: disable fog/haze" << endl;
cout << "\t--fog-fastest: enable fastest fog/haze" << endl;
cout << "\t--fog-nicest: enable nicest fog/haze" << endl;
cout << "\t--enable-clouds: enable demo cloud layer" << endl;
cout << "\t--disable-clouds: disable demo cloud layer" << endl;
cout << "\t--clouds-asl=xxx: specify altitude of cloud layer above sea level" << endl;
cout << "\t--fov=xx.x: specify initial field of view angle in degrees"
<< endl;
cout << "\t--disable-fullscreen: disable fullscreen mode" << endl;
cout << "\t--enable-fullscreen: enable fullscreen mode" << endl;
cout << "\t--shading-flat: enable flat shading" << endl;
cout << "\t--shading-smooth: enable smooth shading" << endl;
cout << "\t--disable-skyblend: disable sky blending" << endl;
cout << "\t--enable-skyblend: enable sky blending" << endl;
cout << "\t--disable-textures: disable textures" << endl;
cout << "\t--enable-textures: enable textures" << endl;
cout << "\t--disable-wireframe: disable wireframe drawing mode" << endl;
cout << "\t--enable-wireframe: enable wireframe drawing mode" << endl;
cout << "\t--geometry=WWWxHHH: window geometry: 640x480, 800x600, etc."
<< endl;
cout << "\t--view-offset=xxx: set the default forward view direction"
<< endl;
cout << "\t\tas an offset from straight ahead. Allowable values are"
<< endl;
cout << "\t\tLEFT, RIGHT, CENTER, or a specific number of degrees" << endl;
cout << "\t--visibility=xxx: specify initial visibility in meters" << endl;
cout << "\t--visibility-miles=xxx: specify initial visibility in miles"
<< endl;
cout << endl;
cout << "Scenery Options:" << endl;
cout << "\t--tile-radius=n: specify tile radius, must be 1 - 4" << endl;
cout << endl;
cout << "Hud Options:" << endl;
cout << "\t--units-feet: Hud displays units in feet" << endl;
cout << "\t--units-meters: Hud displays units in meters" << endl;
cout << "\t--hud-tris: Hud displays number of triangles rendered" << endl;
cout << "\t--hud-culled: Hud displays percentage of triangles culled"
<< endl;
cout << endl;
cout << "Time Options:" << endl;
cout << "\t--time-offset=[+-]hh:mm:ss: add this time offset" << endl;
cout << "\t--time-match-real: Synchronize real-world and FlightGear" << endl
<< "\t\ttime. Can be used in combination with --time-offset." << endl;
cout << "\t--time-match-local:Synchronize local real-world and " << endl
<< "\t\tFlightGear time" << endl;
cout << "\t--start-date-sys=yyyy:mm:dd:hh:mm:ss: specify a starting" << endl
<< "\t\tdate/time. Uses your system time " << endl;
cout << "\t--start-date-gmt=yyyy:mm:dd:hh:mm:ss: specify a starting" << endl
<< "\t\tdate/time. Uses Greenwich Mean Time" << endl;
cout << "\t--start-date-lat=yyyy:mm:dd:hh:mm:ss: specify a starting" << endl
<< "\t\tdate/time. Uses Local Aircraft Time" << endl;
#ifdef FG_NETWORK_OLK
cout << endl;
cout << "Network Options:" << endl;
cout << "\t--enable-network-olk: enable Multipilot mode" << endl;
cout << "\t--disable-network-olk: disable Multipilot mode (default)" << endl;
cout << "\t--net-hud: Hud displays network info" << endl;
cout << "\t--net-id=name: specify your own callsign" << endl;
#endif
cout << endl;
cout << "Route/Way Point Options:" << endl;
cout << "\t--wp=ID[@alt]: specify a waypoint for the GC autopilot" << endl;
cout << "\t\tYou can specify multiple waypoints (a route) with multiple"
<< endl;
cout << "\t\tinstances of --wp=" << endl;
cout << "\t--flight-plan=[file]: Read all waypoints from [file]" <<endl;
}
// Destructor
FGOptions::~FGOptions( void ) {
}
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