1 /**************************************************************************
2 * GLUTkey.c -- handle GLUT keyboard events
4 * Written by Curtis Olson, started May 1997.
6 * Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of the
11 * License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 * (Log is kept at end of this file)
24 **************************************************************************/
40 #include <Aircraft/aircraft.h>
41 #include <Astro/orbits.hxx>
42 #include <Astro/sun.hxx>
43 #include <Astro/sky.hxx>
44 #include <Autopilot/autopilot.h> // Added autopilot.h to list, Jeff Goeke-Smith
45 #include <Cockpit/hud.hxx>
46 #include <Debug/fg_debug.h>
48 #include <Include/fg_constants.h>
50 #include <Time/light.hxx>
51 #include <Weather/weather.h>
53 #include "GLUTkey.hxx"
54 #include "options.hxx"
57 #if defined(FX) && defined(XMESA)
58 # include <GL/xmesa.h>
59 static int fullscreen = 1;
63 // Force an update of the sky and lighting parameters
64 static void local_update_sky_and_lighting_params( void ) {
71 /* Handle keyboard events */
72 void GLUTkey(unsigned char k, int x, int y) {
81 c = current_aircraft.controls;
82 f = current_aircraft.flight;
87 fgPrintf( FG_INPUT, FG_DEBUG, "Key hit = %d", k);
88 puKeyboard(k, PU_DOWN );
90 if ( GLUT_ACTIVE_ALT && glutGetModifiers() ) {
91 fgPrintf( FG_INPUT, FG_DEBUG, " SHIFTED\n");
93 case 49: /* numeric keypad 1 */
94 v->goal_view_offset = FG_PI * 0.75;
96 case 50: /* numeric keypad 2 */
97 v->goal_view_offset = FG_PI;
99 case 51: /* numeric keypad 3 */
100 v->goal_view_offset = FG_PI * 1.25;
102 case 52: /* numeric keypad 4 */
103 v->goal_view_offset = FG_PI * 0.50;
105 case 54: /* numeric keypad 6 */
106 v->goal_view_offset = FG_PI * 1.50;
108 case 55: /* numeric keypad 7 */
109 v->goal_view_offset = FG_PI * 0.25;
111 case 56: /* numeric keypad 8 */
112 v->goal_view_offset = 0.00;
114 case 57: /* numeric keypad 9 */
115 v->goal_view_offset = FG_PI * 1.75;
118 // status = current_options.get_hud_status();
119 // current_options.set_hud_status(!status);
120 HUD_brightkey( true );
124 local_update_sky_and_lighting_params();
128 local_update_sky_and_lighting_params();
131 #if defined(FX) && !defined(WIN32)
132 fullscreen = ( !fullscreen );
133 #if defined(XMESA_FX_FULLSCREEN) && defined(XMESA_FX_WINDOW)
134 XMesaSetFXmode(fullscreen ? XMESA_FX_FULLSCREEN : XMESA_FX_WINDOW);
139 fov = current_options.get_fov();
141 if ( fov > FG_FOV_MAX ) {
144 current_options.set_fov(fov);
145 v->update_fov = TRUE;
148 tmp = fgWeatherGetVisibility(); /* in meters */
150 fgWeatherSetVisibility( tmp );
152 // autopilot additions
160 fgAPSetHeading(AP_CURRENT_HEADING);
164 fgPrintf( FG_INPUT, FG_DEBUG, "\n");
166 case 50: /* numeric keypad 2 */
169 case 56: /* numeric keypad 8 */
172 case 49: /* numeric keypad 1 */
173 fgElevTrimMove(-0.001);
175 case 55: /* numeric keypad 7 */
176 fgElevTrimMove(0.001);
178 case 52: /* numeric keypad 4 */
179 fgAileronMove(-0.05);
181 case 54: /* numeric keypad 6 */
184 case 48: /* numeric keypad Ins */
187 case 13: /* numeric keypad Enter */
190 case 53: /* numeric keypad 5 */
195 case 57: /* numeric keypad 9 (Pg Up) */
196 fgThrottleMove(0, 0.01);
198 case 51: /* numeric keypad 3 (Pg Dn) */
199 fgThrottleMove(0, -0.01);
201 case 104: /* h key */
202 HUD_brightkey( false );
204 case 109: /* m key */
206 local_update_sky_and_lighting_params();
208 case 112: /* p key */
209 t->pause = !t->pause;
210 // printf position and attitude information
211 fgPrintf( FG_INPUT, FG_INFO,
212 "Lon = %.4f Lat = %.4f Altitude = %.1f\n",
213 FG_Longitude * RAD_TO_DEG,
214 FG_Latitude * RAD_TO_DEG,
215 FG_Altitude * FEET_TO_METER);
216 fgPrintf( FG_INPUT, FG_INFO,
217 "Heading = %.2f Roll = %.2f Pitch = %.2f\n",
220 FG_Theta * RAD_TO_DEG);
222 case 116: /* t key */
224 local_update_sky_and_lighting_params();
226 case 120: /* X key */
227 fov = current_options.get_fov();
229 if ( fov < FG_FOV_MIN ) {
232 current_options.set_fov(fov);
233 v->update_fov = TRUE;
235 case 122: /* z key */
236 tmp = fgWeatherGetVisibility(); /* in meters */
238 fgWeatherSetVisibility( tmp );
241 // if( fg_DebugOutput ) {
242 // fclose( fg_DebugOutput );
244 fgPrintf( FG_INPUT, FG_EXIT,
245 "Program exiting normally at user request.\n");
251 /* Handle "special" keyboard events */
252 void GLUTspecialkey(int k, int x, int y) {
256 c = current_aircraft.controls;
259 fgPrintf( FG_INPUT, FG_DEBUG, "Special key hit = %d", k);
260 puKeyboard(k + PU_KEY_GLUT_SPECIAL_OFFSET, PU_DOWN);
262 if ( GLUT_ACTIVE_SHIFT && glutGetModifiers() ) {
263 fgPrintf( FG_INPUT, FG_DEBUG, " SHIFTED\n");
265 case GLUT_KEY_END: /* numeric keypad 1 */
266 v->goal_view_offset = FG_PI * 0.75;
268 case GLUT_KEY_DOWN: /* numeric keypad 2 */
269 v->goal_view_offset = FG_PI;
271 case GLUT_KEY_PAGE_DOWN: /* numeric keypad 3 */
272 v->goal_view_offset = FG_PI * 1.25;
274 case GLUT_KEY_LEFT: /* numeric keypad 4 */
275 v->goal_view_offset = FG_PI * 0.50;
277 case GLUT_KEY_RIGHT: /* numeric keypad 6 */
278 v->goal_view_offset = FG_PI * 1.50;
280 case GLUT_KEY_HOME: /* numeric keypad 7 */
281 v->goal_view_offset = FG_PI * 0.25;
283 case GLUT_KEY_UP: /* numeric keypad 8 */
284 v->goal_view_offset = 0.00;
286 case GLUT_KEY_PAGE_UP: /* numeric keypad 9 */
287 v->goal_view_offset = FG_PI * 1.75;
291 fgPrintf( FG_INPUT, FG_DEBUG, "\n");
293 case GLUT_KEY_F10: /* F10 toggles menu on and off... */
294 printf("Invoking call back function");
296 setValue ((int) !(hideMenuButton -> getValue() ) );
297 hideMenuButton -> invokeCallback();
307 fgAileronMove(-0.05);
312 case GLUT_KEY_HOME: /* numeric keypad 1 */
313 fgElevTrimMove(0.001);
315 case GLUT_KEY_END: /* numeric keypad 7 */
316 fgElevTrimMove(-0.001);
318 case GLUT_KEY_INSERT: /* numeric keypad Ins */
321 case 13: /* numeric keypad Enter */
324 case 53: /* numeric keypad 5 */
329 case GLUT_KEY_PAGE_UP: /* numeric keypad 9 (Pg Up) */
330 fgThrottleMove(0, 0.01);
332 case GLUT_KEY_PAGE_DOWN: /* numeric keypad 3 (Pg Dn) */
333 fgThrottleMove(0, -0.01);
341 /* Revision 1.19 1998/08/05 00:19:33 curt
342 /* Added a local routine to update lighting params every frame when time is
345 * Revision 1.18 1998/07/30 23:48:24 curt
346 * Output position & orientation when pausing.
347 * Eliminated libtool use.
348 * Added options to specify initial position and orientation.
349 * Changed default fov to 55 degrees.
350 * Added command line option to start in paused or unpaused state.
352 * Revision 1.17 1998/07/27 18:41:23 curt
353 * Added a pause command "p"
354 * Fixed some initialization order problems between pui and glut.
355 * Added an --enable/disable-sound option.
357 * Revision 1.16 1998/07/16 17:33:34 curt
358 * "H" / "h" now control hud brightness as well with off being one of the
360 * Better checking for xmesa/fx 3dfx fullscreen/window support for deciding
361 * whether or not to build in the feature.
362 * Translucent menu support.
363 * HAVE_AUDIO_SUPPORT -> ENABLE_AUDIO_SUPPORT
364 * Use fork() / wait() for playing mp3 init music in background under unix.
365 * Changed default tile diameter to 5.
367 * Revision 1.15 1998/07/13 21:01:34 curt
368 * Wrote access functions for current fgOPTIONS.
370 * Revision 1.14 1998/07/06 02:42:02 curt
371 * Added support for switching between fullscreen and window mode for
374 * Added a basic splash screen. Restructured the main loop and top level
375 * initialization routines to do this.
377 * Hacked in some support for playing a startup mp3 sound file while rest
378 * of sim initializes. Currently only works in Unix using the mpg123 player.
379 * Waits for the mpg123 player to finish before initializing internal
382 * Revision 1.13 1998/06/27 16:54:32 curt
383 * Replaced "extern displayInstruments" with a entry in fgOPTIONS.
384 * Don't change the view port when displaying the panel.
386 * Revision 1.12 1998/06/12 14:27:26 curt
387 * Pui -> PUI, Gui -> GUI.
389 * Revision 1.11 1998/06/12 00:57:38 curt
390 * Added support for Pui/Gui.
391 * Converted fog to GL_FOG_EXP2.
392 * Link to static simulator parts.
393 * Update runfg.bat to try to be a little smarter.
395 * Revision 1.10 1998/05/27 02:24:05 curt
396 * View optimizations by Norman Vine.
398 * Revision 1.9 1998/05/16 13:05:21 curt
399 * Added limits to fov.
401 * Revision 1.8 1998/05/13 18:29:56 curt
402 * Added a keyboard binding to dynamically adjust field of view.
403 * Added a command line option to specify fov.
404 * Adjusted terrain color.
405 * Root path info moved to fgOPTIONS.
406 * Added ability to parse options out of a config file.
408 * Revision 1.7 1998/05/07 23:14:14 curt
409 * Added "D" key binding to set autopilot heading.
410 * Made frame rate calculation average out over last 10 frames.
411 * Borland C++ floating point exception workaround.
412 * Added a --tile-radius=n option.
414 * Revision 1.6 1998/04/28 01:20:20 curt
415 * Type-ified fgTIME and fgVIEW.
416 * Added a command line option to disable textures.
418 * Revision 1.5 1998/04/25 22:06:29 curt
419 * Edited cvs log messages in source files ... bad bad bad!
421 * Revision 1.4 1998/04/25 20:24:00 curt
422 * Cleaned up initialization sequence to eliminate interdependencies
423 * between sun position, lighting, and view position. This creates a
424 * valid single pass initialization path.
426 * Revision 1.3 1998/04/24 14:19:29 curt
429 * Revision 1.2 1998/04/24 00:49:17 curt
430 * Wrapped "#include <config.h>" in "#ifdef HAVE_CONFIG_H"
431 * Trying out some different option parsing code.
432 * Some code reorganization.
434 * Revision 1.1 1998/04/22 13:25:40 curt
435 * C++ - ifing the code.
436 * Starting a bit of reorganization of lighting code.
438 * Revision 1.33 1998/04/18 04:11:25 curt
439 * Moved fg_debug to it's own library, added zlib support.
441 * Revision 1.32 1998/04/14 02:21:01 curt
442 * Incorporated autopilot heading hold contributed by: Jeff Goeke-Smith
443 * <jgoeke@voyager.net>
445 * Revision 1.31 1998/04/08 23:34:05 curt
446 * Patch from Durk to fix trim reversal with numlock key active.
448 * Revision 1.30 1998/04/03 22:09:02 curt
449 * Converting to Gnu autoconf system.
451 * Revision 1.29 1998/02/07 15:29:40 curt
452 * Incorporated HUD changes and struct/typedef changes from Charlie Hotchkiss
453 * <chotchkiss@namg.us.anritsu.com>
455 * Revision 1.28 1998/02/03 23:20:23 curt
456 * Lots of little tweaks to fix various consistency problems discovered by
457 * Solaris' CC. Fixed a bug in fg_debug.c with how the fgPrintf() wrapper
458 * passed arguments along to the real printf(). Also incorporated HUD changes
459 * by Michele America.
461 * Revision 1.27 1998/01/27 00:47:55 curt
462 * Incorporated Paul Bleisch's <pbleisch@acm.org> new debug message
463 * system and commandline/config file processing code.
465 * Revision 1.26 1998/01/19 19:27:07 curt
466 * Merged in make system changes from Bob Kuehne <rpk@sgi.com>
467 * This should simplify things tremendously.
469 * Revision 1.25 1998/01/05 18:44:34 curt
470 * Add an option to advance/decrease time from keyboard.
472 * Revision 1.24 1997/12/30 16:36:46 curt
473 * Merged in Durk's changes ...
475 * Revision 1.23 1997/12/15 23:54:44 curt
476 * Add xgl wrappers for debugging.
477 * Generate terrain normals on the fly.
479 * Revision 1.22 1997/12/10 22:37:45 curt
480 * Prepended "fg" on the name of all global structures that didn't have it yet.
481 * i.e. "struct WEATHER {}" became "struct fgWEATHER {}"
483 * Revision 1.21 1997/08/27 21:32:23 curt
484 * Restructured view calculation code. Added stars.
486 * Revision 1.20 1997/08/27 03:30:13 curt
487 * Changed naming scheme of basic shared structures.
489 * Revision 1.19 1997/08/25 20:27:21 curt
490 * Merged in initial HUD and Joystick code.
492 * Revision 1.18 1997/08/22 21:34:38 curt
493 * Doing a bit of reorganizing and house cleaning.
495 * Revision 1.17 1997/07/19 22:34:02 curt
496 * Moved PI definitions to ../constants.h
497 * Moved random() stuff to ../Utils/ and renamed fg_random()
499 * Revision 1.16 1997/07/18 23:41:24 curt
500 * Tweaks for building with Cygnus Win32 compiler.
502 * Revision 1.15 1997/07/16 20:04:47 curt
503 * Minor tweaks to aid Win32 port.
505 * Revision 1.14 1997/07/12 03:50:20 curt
506 * Added an #include <Windows32/Base.h> to help compiling for Win32
508 * Revision 1.13 1997/06/25 15:39:46 curt
509 * Minor changes to compile with rsxnt/win32.
511 * Revision 1.12 1997/06/21 17:12:52 curt
512 * Capitalized subdirectory names.
514 * Revision 1.11 1997/06/18 04:10:31 curt
515 * A couple more runway tweaks ...
517 * Revision 1.10 1997/06/18 02:21:23 curt
520 * Revision 1.9 1997/06/02 03:40:06 curt
521 * A tiny bit more view tweaking.
523 * Revision 1.8 1997/06/02 03:01:38 curt
524 * Working on views (side, front, back, transitions, etc.)
526 * Revision 1.7 1997/05/31 19:16:25 curt
527 * Elevator trim added.
529 * Revision 1.6 1997/05/31 04:13:52 curt
532 * Continuing work on the LaRCsim flight model integration.
533 * Added some MSFS-like keyboard input handling.
535 * Revision 1.5 1997/05/30 23:26:19 curt
536 * Added elevator/aileron controls.
538 * Revision 1.4 1997/05/27 17:44:31 curt
539 * Renamed & rearranged variables and routines. Added some initial simple
540 * timer/alarm routines so the flight model can be updated on a regular
543 * Revision 1.3 1997/05/23 15:40:25 curt
544 * Added GNU copyright headers.
547 * Revision 1.2 1997/05/23 00:35:12 curt
548 * Trying to get fog to work ...
550 * Revision 1.1 1997/05/21 15:57:50 curt
551 * Renamed due to added GLUT support.
553 * Revision 1.2 1997/05/19 18:22:41 curt
554 * Parameter tweaking ... starting to stub in fog support.
556 * Revision 1.1 1997/05/16 16:05:51 curt