ac2c904dc6
Added a --hud-tris vs --hud-culled option. Moved options accessor funtions to options.hxx.
269 lines
9.1 KiB
C++
269 lines
9.1 KiB
C++
//
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// options.hxx -- class to handle command line options
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//
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// Written by Curtis Olson, started April 1998.
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//
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// Copyright (C) 1998 Curtis L. Olson - curt@me.umn.edu
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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// $Id$
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// (Log is kept at end of this file)
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#ifndef _OPTIONS_HXX
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#define _OPTIONS_HXX
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#ifndef __cplusplus
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# error This library requires C++
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#endif
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#define FG_OPTIONS_OK 0
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#define FG_OPTIONS_HELP 1
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#define FG_OPTIONS_ERROR 2
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class fgOPTIONS {
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// The flight gear "root" directory
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char fg_root[256];
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// Starting position and orientation
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// ID of initial starting airport, only need 5 bytes but I guess
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// 16 is good for memory alignment.
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char airport_id[16];
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double lon; // starting longitude in degrees (west = -)
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double lat; // starting latitude in degrees (south = -)
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double altitude; // starting altitude in meters
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double heading; // heading (yaw) angle in degress (Psi)
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double roll; // roll angle in degrees (Phi)
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double pitch; // pitch angle in degrees (Theta)
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// Miscellaneous
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int game_mode; // Game mode enabled/disabled
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int splash_screen; // show splash screen
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int intro_music; // play introductory music
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int mouse_pointer; // show mouse pointer
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int pause; // pause intially enabled/disabled
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// Features
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int hud_status; // HUD on/off
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int panel_status; // Panel on/off
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int sound; // play sound effects
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// Flight Model options
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int flight_model; // Flight Model: FG_SLEW, FG_LARCSIM, etc.
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// Rendering options
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int fog; // Fog enabled/disabled
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double fov; // Field of View
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int fullscreen; // Full screen mode enabled/disabled
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int shading; // shading method, 0 = Flat, 1 = Smooth
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int skyblend; // Blend sky to haze (using polygons) or just clear
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int textures; // Textures enabled/disabled
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int wireframe; // Wireframe mode enabled/disabled
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// Scenery options
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int tile_radius; // Square radius of rendered tiles (around center
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// square.)
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int tile_diameter; // Diameter of rendered tiles. for instance
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// if tile_diameter = 3 then a 3 x 3 grid of tiles will
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// be drawn. Increase this to see terrain that is
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// further away.
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// HUD options
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int tris_or_culled;
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// Time options
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int time_offset; // Offset true time by this many seconds
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public:
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// Constructor
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fgOPTIONS( void );
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// Parse a single option
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int parse_option( char *arg );
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// Parse the command line options
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int parse_command_line( int argc, char **argv );
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// Parse the command line options
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int parse_config_file( char *path );
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// Print usage message
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void usage ( void );
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// Query functions
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void get_fg_root(char *root) { strcpy(root, fg_root); }
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void get_airport_id(char *id) { strcpy(id, airport_id); }
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double get_lon( void ) { return(lon); }
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double get_lat( void ) { return(lat); }
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double get_altitude( void ) { return(altitude); }
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double get_heading( void ) { return(heading); }
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double get_roll( void ) { return(roll); }
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double get_pitch( void ) { return(pitch); }
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int get_game_mode( void ) { return(game_mode); }
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int get_splash_screen( void ) { return(splash_screen); }
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int get_intro_music( void ) { return(intro_music); }
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int get_mouse_pointer( void ) { return(mouse_pointer); }
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int get_pause( void ) { return(pause); }
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int get_hud_status( void ) { return(hud_status); }
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int get_panel_status( void ) { return(panel_status); }
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int get_sound( void ) { return(sound); }
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int get_flight_model( void ) { return(flight_model); }
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int get_fog( void ) { return(fog); }
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double get_fov( void ) { return(fov); }
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int get_fullscreen( void ) { return(fullscreen); }
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int get_shading( void ) { return(shading); }
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int get_skyblend( void ) { return(skyblend); }
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int get_textures( void ) { return(textures); }
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int get_wireframe( void ) { return(wireframe); }
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int get_tile_radius( void ) { return(tile_radius); }
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int get_tile_diameter( void ) { return(tile_diameter); }
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int get_time_offset( void ) { return(time_offset); }
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int get_tris_or_culled( void ) { return(tris_or_culled); }
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// Update functions
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void set_hud_status( int status ) { hud_status = status; }
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void set_fov( double amount ) { fov = amount; }
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#if 0
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void get_fg_root(char *root);
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void get_airport_id(char *id);
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double get_lon( void );
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double get_lat( void );
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double get_altitude( void );
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double get_heading( void );
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double get_roll( void );
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double get_pitch( void );
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int get_game_mode( void );
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int get_splash_screen( void );
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int get_intro_music( void );
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int get_mouse_pointer( void );
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int get_pause( void );
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int get_hud_status( void );
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int get_panel_status( void );
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int get_sound( void );
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int get_flight_model( void );
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int get_fog( void );
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double get_fov( void );
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int get_fullscreen( void );
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int get_shading( void );
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int get_skyblend( void );
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int get_textures( void );
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int get_wireframe( void );
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int get_tile_radius( void );
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int get_tile_diameter( void );
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int get_time_offset( void );
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int get_tris_or_culled( void ) { return(tris_or_culled); }
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// Update functions
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void set_hud_status( int status );
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void set_fov( double amount );
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#endif
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// Destructor
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~fgOPTIONS( void );
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};
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extern fgOPTIONS current_options;
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#endif /* _OPTIONS_HXX */
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// $Log$
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// Revision 1.15 1998/08/24 20:11:15 curt
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// Added i/I to toggle full vs. minimal HUD.
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// Added a --hud-tris vs --hud-culled option.
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// Moved options accessor funtions to options.hxx.
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//
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// Revision 1.14 1998/08/20 15:10:35 curt
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// Added GameGLUT support.
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//
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// Revision 1.13 1998/07/30 23:48:29 curt
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// Output position & orientation when pausing.
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// Eliminated libtool use.
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// Added options to specify initial position and orientation.
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// Changed default fov to 55 degrees.
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// Added command line option to start in paused or unpaused state.
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//
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// Revision 1.12 1998/07/27 18:41:26 curt
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// Added a pause command "p"
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// Fixed some initialization order problems between pui and glut.
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// Added an --enable/disable-sound option.
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//
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// Revision 1.11 1998/07/13 21:01:39 curt
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// Wrote access functions for current fgOPTIONS.
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//
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// Revision 1.10 1998/07/06 21:34:20 curt
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// Added an enable/disable splash screen option.
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// Added an enable/disable intro music option.
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// Added an enable/disable instrument panel option.
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// Added an enable/disable mouse pointer option.
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// Added using namespace std for compilers that support this.
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//
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// Revision 1.9 1998/06/27 16:54:34 curt
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// Replaced "extern displayInstruments" with a entry in fgOPTIONS.
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// Don't change the view port when displaying the panel.
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//
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// Revision 1.8 1998/05/16 13:08:36 curt
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// C++ - ified views.[ch]xx
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// Shuffled some additional view parameters into the fgVIEW class.
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// Changed tile-radius to tile-diameter because it is a much better
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// name.
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// Added a WORLD_TO_EYE transformation to views.cxx. This allows us
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// to transform world space to eye space for view frustum culling.
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//
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// Revision 1.7 1998/05/13 18:29:59 curt
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// Added a keyboard binding to dynamically adjust field of view.
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// Added a command line option to specify fov.
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// Adjusted terrain color.
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// Root path info moved to fgOPTIONS.
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// Added ability to parse options out of a config file.
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//
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// Revision 1.6 1998/05/06 03:16:26 curt
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// Added an averaged global frame rate counter.
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// Added an option to control tile radius.
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//
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// Revision 1.5 1998/05/03 00:47:32 curt
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// Added an option to enable/disable full-screen mode.
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//
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// Revision 1.4 1998/04/30 12:34:19 curt
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// Added command line rendering options:
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// enable/disable fog/haze
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// specify smooth/flat shading
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// disable sky blending and just use a solid color
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// enable wireframe drawing mode
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//
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// Revision 1.3 1998/04/28 01:20:23 curt
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// Type-ified fgTIME and fgVIEW.
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// Added a command line option to disable textures.
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//
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// Revision 1.2 1998/04/25 15:11:13 curt
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// Added an command line option to set starting position based on airport ID.
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//
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// Revision 1.1 1998/04/24 00:49:21 curt
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// Wrapped "#include <config.h>" in "#ifdef HAVE_CONFIG_H"
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// Trying out some different option parsing code.
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// Some code reorganization.
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//
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//
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