**************************************************************************/
-#ifdef WIN32
+#include <config.h>
+
+#ifdef HAVE_WINDOWS_H
# include <windows.h>
#endif
#include <GL/glut.h>
-#include "../XGL/xgl.h"
+#include <XGL/xgl.h>
#include <stdio.h>
-#include "GLUTkey.h"
-#include "fg_init.h"
-#include "views.h"
-
-#include "../Include/constants.h"
-#include "../Include/general.h"
-
-#include "../Aircraft/aircraft.h"
-#include "../Astro/moon.h"
-#include "../Astro/sky.h"
-#include "../Astro/stars.h"
-#include "../Astro/sun.h"
-#include "../Cockpit/cockpit.h"
-#include "../Joystick/joystick.h"
-#include "../Math/fg_geodesy.h"
-#include "../Math/mat3.h"
-#include "../Math/polar.h"
-#include "../Scenery/mesh.h"
-#include "../Scenery/scenery.h"
-#include "../Scenery/tilemgr.h"
-#include "../Time/event.h"
-#include "../Time/fg_time.h"
-#include "../Time/fg_timer.h"
-#include "../Time/sunpos.h"
-#include "../Weather/weather.h"
+#ifdef HAVE_STDLIB_H
+# include <stdlib.h>
+#endif
+#ifdef HAVE_GETOPT_H
+# include <getopt.h>
+#endif
+
+#include <Main/GLUTkey.h>
+#include <Main/fg_init.h>
+#include <Main/fg_debug.h>
+#include <Main/fg_getopt.h>
+#include <Main/views.h>
+
+#include <Include/cmdargs.h> // Line to command line arguments
+#include <Include/fg_constants.h> // for VERSION
+#include <Include/general.h>
+
+#include <Aircraft/aircraft.h>
+#include <Astro/moon.h>
+#include <Astro/planets.h>
+#include <Astro/sky.h>
+#include <Astro/stars.h>
+#include <Astro/sun.h>
+#include <Cockpit/cockpit.h>
+#include <Joystick/joystick.h>
+#include <Math/fg_geodesy.h>
+#include <Math/mat3.h>
+#include <Math/polar.h>
+#include <Scenery/scenery.h>
+#include <Scenery/tilemgr.h>
+#include <Time/event.h>
+#include <Time/fg_time.h>
+#include <Time/fg_timer.h>
+#include <Time/sunpos.h>
+#include <Weather/weather.h>
/* This is a record containing global housekeeping information */
-struct fgGENERAL general;
+fgGENERAL general;
/* view parameters */
static GLfloat win_ratio = 1.0;
/* pointer to scenery structure */
/* static GLint scenery, runway; */
-double Simtime;
+/* double Simtime; */
/* Another hack */
int use_signals = 0;
/* Yet another other hack. Used for my prototype instrument code. (Durk) */
int displayInstruments;
-
+// The following defines flight gear options. Because glutlib will also
+// want to parse its own options, those options must not be included here
+// or they will get parsed by the main program option parser. Hence case
+// is significant for any option added that might be in conflict with
+// glutlib's parser.
+//
+// glutlib parses for:
+// -display
+// -direct (invalid in Win32)
+// -geometry
+// -gldebug
+// -iconized
+// -indirect (invalid in Win32)
+// -synce
+//
+// Note that glutlib depends upon strings while this program's
+// option parser wants only initial characters followed by numbers
+// or pathnames.
+//
+const char *fg_cmdargopts = "a:c:Hhp:r:v:x:?";
+//
+// Where
+// -a aircraftfilename aircraft start over ride
+// -c0x0000 - 0xffffffff debug class setting
+// H,h.? help on command line use (does not need Option struct)
+// -p priority
+// -r flightgear root path to program support files
+// -v0 -v1 initial view mode (hud/no_hud currently)
+// -xlogpathname debug logfile name
+//
+// Defaults in arguments to indicate not set on command line.
+// Program defaults set variables from constants if neither command
+// options or environmental variables effect values.
+//
+
+char acArgbuf [ MAXPATH + 1] = "\0";
+int debugArgValue = -2;
+int priorityArgValue = -1;
+char rootArgbuf [ MAXPATH + 1] = "\0";
+int viewArg = -1;
+char logArgbuf [ MAXPATH + 1] = "\0";
+
+// There is a reason for defining the option structs by name and then
+// creating an array of pointers to options. C++ is unfriendly to
+// initializing arrays of objects that are not built in types. Always
+// look forward. (Besides, you can follow what is going on better and
+// add or modify with greater security. -ch
+//
+Option aircraftOption = { 'a',
+ OPT_STRING,
+ acArgbuf,
+ "Startup aircraft pathname override"
+ };
+Option debugOption = { 'c',
+ OPT_LHEX, // Long int (32 bits)
+ &debugArgValue,
+ "Debug trace level"
+ };
+Option priorityOption = { 'p',
+ OPT_INTEGER,
+ &priorityArgValue,
+ "Debug priority Threshold"
+ };
+Option rootOption = { 'r',
+ OPT_STRING,
+ rootArgbuf,
+ "Root directory for execution"
+ };
+Option hudOption = { 'v',
+ OPT_INTEGER,
+ &viewArg,
+ "View mode start" // Naked,HUD,Panel,Chase,Tower...
+ };
+//
+// Only naked view and HUD are implemented at this time
+//
+Option logfileOption = { 'x',
+ OPT_STRING,
+ logArgbuf,
+ "Debug log file name"
+ };
+
+//
+#define OptsDefined 6
+Option *CmdLineOptions[ OptsDefined ] = {
+ &aircraftOption,
+ &debugOption,
+ &hudOption,
+ &priorityOption,
+ &rootOption,
+ &logfileOption
+ };
+
+const char *DefaultRootDir = "\\Flightgear";
+const char *DefaultAircraft = "Navion.acf";
+const char *DefaultDebuglog = "fgdebug.log";
+const int DefaultViewMode = HUD_VIEW;
+//
+// Debug defaults handled in fg_debug.c
+//
/**************************************************************************
* fgInitVisuals() -- Initialize various GL/view parameters
**************************************************************************/
-static void fgInitVisuals() {
+static void fgInitVisuals( void ) {
struct fgLIGHT *l;
- struct fgTIME *t;
struct fgWEATHER *w;
l = &cur_light_params;
- t = &cur_time_params;
w = ¤t_weather;
-
/* xglDisable( GL_DITHER ); */
/* If enabled, normal vectors specified with glNormal are scaled
xglLightfv( GL_LIGHT0, GL_POSITION, l->sun_vec );
xglFogi (GL_FOG_MODE, GL_LINEAR);
- /* xglFogf (GL_FOG_START, 1.0); */
+ xglFogf (GL_FOG_START, 10.0);
xglFogf (GL_FOG_END, w->visibility);
/* xglFogf (GL_FOG_DENSITY, w->visibility); */
xglHint (GL_FOG_HINT, GL_NICEST /* GL_FASTEST */ );
* Update the view volume, position, and orientation
**************************************************************************/
-static void fgUpdateViewParams() {
- struct fgFLIGHT *f;
+static void fgUpdateViewParams( void ) {
+ fgFLIGHT *f;
struct fgLIGHT *l;
- struct fgTIME *t;
+// struct fgTIME *t;
struct fgVIEW *v;
- f = ¤t_aircraft.flight;
+ f = current_aircraft.flight;
l = &cur_light_params;
- t = &cur_time_params;
+// t = &cur_time_params;
v = ¤t_view;
fgViewUpdate(f, v, l);
if (displayInstruments)
{
xglViewport(0, (GLint)(winHeight / 2 ) , (GLint)winWidth, (GLint)winHeight / 2);
- /* Tell GL we are about to modify the projection parameters */
+ /* Tell GL we are about to modify the projection parameters */
xglMatrixMode(GL_PROJECTION);
xglLoadIdentity();
- gluPerspective(55.0, 2.0/win_ratio, 1.0, 100000.0);
+ gluPerspective(45.0, 2.0/win_ratio, 1.0, 100000.0);
}
else
{
/* Tell GL we are about to modify the projection parameters */
xglMatrixMode(GL_PROJECTION);
xglLoadIdentity();
- gluPerspective(55.0, 1.0/win_ratio, 1.0, 100000.0);
+ gluPerspective(45.0, 1.0/win_ratio, 10.0, 100000.0);
}
xglMatrixMode(GL_MODELVIEW);
v->view_pos.z + v->view_forward[2],
v->view_up[0], v->view_up[1], v->view_up[2]);
+ /* look almost straight up (testing and eclipse watching) */
+ /* gluLookAt(v->view_pos.x, v->view_pos.y, v->view_pos.z,
+ v->view_pos.x + v->view_up[0] + .001,
+ v->view_pos.y + v->view_up[1] + .001,
+ v->view_pos.z + v->view_up[2] + .001,
+ v->view_up[0], v->view_up[1], v->view_up[2]); */
+
/* lock view horizontally towards sun (testing) */
/* gluLookAt(v->view_pos.x, v->view_pos.y, v->view_pos.z,
v->view_pos.x + v->surface_to_sun[0],
/*************************************************************************
* Draw a basic instrument panel
************************************************************************/
-static void fgUpdateInstrViewParams() {
+static void fgUpdateInstrViewParams( void ) {
xglViewport(0, 0 , (GLint)winWidth, (GLint)winHeight / 2);
xglMatrixMode(GL_PROJECTION);
xglMatrixMode(GL_MODELVIEW);
xglPushMatrix();
xglLoadIdentity();
-
+
xglColor3f(1.0, 1.0, 1.0);
xglIndexi(7);
/* update view volume parameters */
fgUpdateViewParams();
- xglClear( GL_DEPTH_BUFFER_BIT /* | GL_COLOR_BUFFER_BIT */ );
+ xglClear( GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT );
/* Tell GL we are switching to model view parameters */
xglMatrixMode(GL_MODELVIEW);
xglPushMatrix();
/* Translate to view position */
xglTranslatef( v->view_pos.x, v->view_pos.y, v->view_pos.z );
- /* Rotate based on gst (side real time) */
+ /* Rotate based on gst (sidereal time) */
angle = t->gst * 15.041085; /* should be 15.041085, Curt thought it was 15*/
/* printf("Rotating astro objects by %.2f degrees\n",angle); */
xglRotatef( angle, 0.0, 0.0, -1.0 );
/* draw stars and planets */
fgStarsRender();
+ fgPlanetsRender();
/* draw the sun */
fgSunRender();
xglLightfv(GL_LIGHT0, GL_AMBIENT, white );
xglLightfv(GL_LIGHT0, GL_DIFFUSE, white );
xglEnable( GL_CULL_FACE );
+
+ /* Let's try some blending technique's (Durk)*/
+ glEnable(GL_BLEND);
+ glBlendFunc(GL_ONE, GL_ONE);
fgMoonRender();
+ glDisable(GL_BLEND);
xglPopMatrix();
/* draw scenery */
- xglShadeModel( GL_SMOOTH );
+ xglShadeModel( /* GL_FLAT */ GL_SMOOTH );
xglEnable( GL_DEPTH_TEST );
xglEnable( GL_FOG );
xglFogfv (GL_FOG_COLOR, l->fog_color);
/* set lighting parameters */
xglLightfv(GL_LIGHT0, GL_AMBIENT, l->scene_ambient );
xglLightfv(GL_LIGHT0, GL_DIFFUSE, l->scene_diffuse );
+ /* texture parameters */
+ xglEnable( GL_TEXTURE_2D ); /* xglDisable( GL_TEXTURE_2D ); */
+ xglTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT ) ;
+ xglTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT ) ;
+ xglTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR ) ;
+ xglTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
+ GL_LINEAR /* GL_LINEAR_MIPMAP_LINEAR */ ) ;
+ xglTexEnvi( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE ) ;
+ xglHint( GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST ) ;
+
fgTileMgrRender();
- /* fgSceneryRender(); */
+
+ xglDisable( GL_TEXTURE_2D );
/* display HUD */
if( show_hud ) {
fgUpdateInstrViewParams();
}
- #ifdef GLUT
- xglutSwapBuffers();
- #endif
+ xglutSwapBuffers();
}
**************************************************************************/
void fgUpdateTimeDepCalcs(int multi_loop) {
- struct fgFLIGHT *f;
+ fgFLIGHT *f;
struct fgTIME *t;
struct fgVIEW *v;
int i;
- f = ¤t_aircraft.flight;
+ f = current_aircraft.flight;
t = &cur_time_params;
v = ¤t_view;
}
-void fgInitTimeDepCalcs() {
+void fgInitTimeDepCalcs( void ) {
/* initialize timer */
-#ifdef USE_ITIMER
+#ifdef HAVE_SETITIMER
fgTimerInit( 1.0 / DEFAULT_TIMER_HZ, fgUpdateTimeDepCalcs );
-#endif USE_ITIMER
+#endif HAVE_SETITIMER
}
static int remainder = 0;
int elapsed, multi_loop;
double cur_elev;
- double joy_x, joy_y;
- int joy_b1, joy_b2;
- struct fgAIRCRAFT *a;
- struct fgFLIGHT *f;
+ /* double joy_x, joy_y; */
+ /* int joy_b1, joy_b2; */
+ fgAIRCRAFT *a;
+ fgFLIGHT *f;
struct fgTIME *t;
- printf("Running Main Loop\n");
- printf("======= ==== ====\n");
+ fgPrintf( FG_ALL, FG_DEBUG, "Running Main Loop\n");
+ fgPrintf( FG_ALL, FG_DEBUG, "======= ==== ====\n");
a = ¤t_aircraft;
- f = &a->flight;
+ f = a->flight;
t = &cur_time_params;
/* update "time" */
/* Calculate model iterations needed */
elapsed = fgGetTimeInterval();
- printf("Time interval is = %d, previous remainder is = %d\n", elapsed,
- remainder);
- printf("--> Frame rate is = %.2f\n", 1000.0 / (float)elapsed);
+ fgPrintf( FG_ALL, FG_BULK,
+ "Time interval is = %d, previous remainder is = %d\n",
+ elapsed, remainder);
+ fgPrintf( FG_ALL, FG_BULK,
+ "--> Frame rate is = %.2f\n", 1000.0 / (float)elapsed);
elapsed += remainder;
- multi_loop = ((float)elapsed * 0.001) * DEFAULT_MODEL_HZ;
+ multi_loop = (int)(((float)elapsed * 0.001) * DEFAULT_MODEL_HZ);
remainder = elapsed - ((multi_loop*1000) / DEFAULT_MODEL_HZ);
- printf("Model iterations needed = %d, new remainder = %d\n", multi_loop,
- remainder);
+ fgPrintf( FG_ALL, FG_BULK,
+ "Model iterations needed = %d, new remainder = %d\n",
+ multi_loop, remainder);
/* Run flight model */
if ( ! use_signals ) {
/* I'm just sticking this here for now, it should probably move
* eventually */
- cur_elev = mesh_altitude(FG_Longitude * RAD_TO_ARCSEC,
- FG_Latitude * RAD_TO_ARCSEC);
+ /* cur_elev = mesh_altitude(FG_Longitude * RAD_TO_ARCSEC,
+ FG_Latitude * RAD_TO_ARCSEC); */
+ /* there is no ground collision detection really, so for now I
+ * just hard code the ground elevation to be 0 */
+ cur_elev = 0;
+
/* printf("Ground elevation is %.2f meters here.\n", cur_elev); */
/* FG_Runway_altitude = cur_elev * METER_TO_FEET; */
/* now set aircraft altitude above ground */
FG_Altitude = cur_elev * METER_TO_FEET + 3.758099;
- printf("<*> resetting altitude to %.0f meters\n",
+ fgPrintf( FG_ALL, FG_BULK, "<*> resetting altitude to %.0f meters\n",
FG_Altitude * FEET_TO_METER);
}
- /* fgAircraftOutputCurrent(a); */
+ fgAircraftOutputCurrent(a);
/* see if we need to load any new scenery tiles */
- /* fgTileMgrUpdate(); */
+ fgTileMgrUpdate();
/* Process/manage pending events */
fgEventProcess();
/* redraw display */
fgRenderFrame();
- printf("\n");
+ fgPrintf( FG_ALL, FG_DEBUG, "\n");
}
**************************************************************************/
int main( int argc, char *argv[] ) {
- struct fgFLIGHT *f;
+ fgFLIGHT *f;
+ int parse_result; // Used in command line argument.
- f = ¤t_aircraft.flight;
+ f = current_aircraft.flight;
+ // First things first... We must have startup options dealt with.
printf("Flight Gear: Version %s\n\n", VERSION);
- /**********************************************************************
+ /*********************************************************************
* Initialize the Window/Graphics environment.
**********************************************************************/
- #ifdef GLUT
- /* initialize GLUT */
- xglutInit(&argc, argv);
+ /* initialize GLUT */
+ xglutInit(&argc, argv);
- /* Define Display Parameters */
- xglutInitDisplayMode( GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE );
+ /* Define Display Parameters */
+ xglutInitDisplayMode( GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE );
- /* Define initial window size */
- xglutInitWindowSize(640, 480);
+ /* Define initial window size */
+ xglutInitWindowSize(640, 480);
- /* Initialize windows */
- xglutCreateWindow("Flight Gear");
- #endif
+ /* Initialize windows */
+ xglutCreateWindow("Flight Gear");
- /* This is the general house keeping init routine */
- fgInitGeneral();
+ // xglutInit above will extract all non-general program command line.
+ // We only need wory about our own.
- /* This is the top level init routine which calls all the other
- * subsystem initialization routines. If you are adding a
- * subsystem to flight gear, its initialization call should
- * located in this routine.*/
- fgInitSubsystems();
+ parse_result = getargs( argc, argv, OptsDefined, CmdLineOptions, NULL);
- /* setup view parameters, only makes GL calls */
- fgInitVisuals();
+ switch( parse_result ) {
+ case ALLDONE:
+ break;
- if ( use_signals ) {
- /* init timer routines, signals, etc. Arrange for an alarm
- signal to be generated, etc. */
- fgInitTimeDepCalcs();
+ case HELP:
+ print_desc( OptsDefined, CmdLineOptions );
+ exit(0);
+
+ case INVALID:
+ default:
+ printf( "Flight Gear: Command line invalid.");
+ exit(0);
}
- /**********************************************************************
- * Initialize the Event Handlers.
- **********************************************************************/
+ // Deal with the effects of options no set by manipulating the command
+ // line, or possibly set to invalid states.
+
+ if(( viewArg >= 0) && (viewArg <= 1)) {
+ show_hud = viewArg; // For now view_mode TRUE - no HUD, else show_hud.
+ } else {
+ show_hud = DefaultViewMode;
+ }
+
+ // All other command line option responses are handled in the various
+ // initialization routines (or ignored if not implemented.
+
+ // This is the general house keeping init routine. It initializes the
+ // debug trail scheme and then any other stuff.
+
+ if( !fgInitGeneral()) {
+
+ // This is the top level init routine which calls all the other
+ // subsystem initialization routines. If you are adding a
+ // subsystem to flight gear, its initialization call should
+ // located in this routine.
+ if( !fgInitSubsystems()) {
+
+ // setup view parameters, only makes GL calls
+ fgInitVisuals();
+
+ if ( use_signals ) {
+ /* init timer routines, signals, etc. Arrange for an alarm
+ signal to be generated, etc. */
+ fgInitTimeDepCalcs();
+ }
- #ifdef GLUT
- /* call fgReshape() on window resizes */
- xglutReshapeFunc( fgReshape );
+ /**********************************************************
+ * Initialize the GLUT Event Handlers.
+ **********************************************************/
- /* call key() on keyboard event */
- xglutKeyboardFunc( GLUTkey );
- glutSpecialFunc( GLUTspecialkey );
+ // call fgReshape() on window resizes
+ xglutReshapeFunc( fgReshape );
- /* call fgMainLoop() whenever there is nothing else to do */
- xglutIdleFunc( fgMainLoop );
+ // call key() on keyboard event
+ xglutKeyboardFunc( GLUTkey );
+ glutSpecialFunc( GLUTspecialkey );
- /* draw the scene */
- xglutDisplayFunc( fgRenderFrame );
+ // call fgMainLoop() whenever there is
+ // nothing else to do
+ xglutIdleFunc( fgMainLoop );
- /* pass control off to the GLUT event handler */
- glutMainLoop();
- #endif
+ // draw the scene
+ xglutDisplayFunc( fgRenderFrame );
+ // pass control off to the GLUT event handler
+ glutMainLoop();
+
+ } // End if subsystems initialize ok
+ } // End if general initializations went ok
+
+ if( fg_DebugOutput ) {
+ fclose( fg_DebugOutput );
+ }
return(0);
}
-#ifdef NO_PRINTF
- #include <stdarg.h>
- int printf (const char *format, ...) {
- }
+#ifdef __SUNPRO_CC
+extern "C" {
+ void __eprintf( void ) {
+ }
+}
#endif
-
/* $Log$
-/* Revision 1.48 1998/01/19 18:35:46 curt
-/* Minor tweaks and fixes for cygwin32.
+/* Revision 1.69 1998/04/08 23:35:34 curt
+/* Tweaks to Gnu automake/autoconf system.
/*
+ * Revision 1.68 1998/04/03 22:09:03 curt
+ * Converting to Gnu autoconf system.
+ *
+ * Revision 1.67 1998/03/23 21:24:37 curt
+ * Source code formating tweaks.
+ *
+ * Revision 1.66 1998/03/14 00:31:20 curt
+ * Beginning initial terrain texturing experiments.
+ *
+ * Revision 1.65 1998/03/09 22:45:57 curt
+ * Minor tweaks for building on sparc platform.
+ *
+ * Revision 1.64 1998/02/20 00:16:23 curt
+ * Thursday's tweaks.
+ *
+ * Revision 1.63 1998/02/16 16:17:39 curt
+ * Minor tweaks.
+ *
+ * Revision 1.62 1998/02/16 13:39:42 curt
+ * Miscellaneous weekend tweaks. Fixed? a cache problem that caused whole
+ * tiles to occasionally be missing.
+ *
+ * Revision 1.61 1998/02/12 21:59:46 curt
+ * Incorporated code changes contributed by Charlie Hotchkiss
+ * <chotchkiss@namg.us.anritsu.com>
+ *
+ * Revision 1.60 1998/02/11 02:50:40 curt
+ * Minor changes.
+ *
+ * Revision 1.59 1998/02/09 22:56:54 curt
+ * Removed "depend" files from cvs control. Other minor make tweaks.
+ *
+ * Revision 1.58 1998/02/09 15:07:49 curt
+ * Minor tweaks.
+ *
+ * Revision 1.57 1998/02/07 15:29:40 curt
+ * Incorporated HUD changes and struct/typedef changes from Charlie Hotchkiss
+ * <chotchkiss@namg.us.anritsu.com>
+ *
+ * Revision 1.56 1998/02/03 23:20:23 curt
+ * Lots of little tweaks to fix various consistency problems discovered by
+ * Solaris' CC. Fixed a bug in fg_debug.c with how the fgPrintf() wrapper
+ * passed arguments along to the real printf(). Also incorporated HUD changes
+ * by Michele America.
+ *
+ * Revision 1.55 1998/02/02 20:53:58 curt
+ * Incorporated Durk's changes.
+ *
+ * Revision 1.54 1998/01/31 00:43:10 curt
+ * Added MetroWorks patches from Carmen Volpe.
+ *
+ * Revision 1.53 1998/01/27 18:35:54 curt
+ * Minor tweaks.
+ *
+ * Revision 1.52 1998/01/27 00:47:56 curt
+ * Incorporated Paul Bleisch's <bleisch@chromatic.com> new debug message
+ * system and commandline/config file processing code.
+ *
+ * Revision 1.51 1998/01/26 15:57:05 curt
+ * Tweaks for dynamic scenery development.
+ *
+ * Revision 1.50 1998/01/19 19:27:07 curt
+ * Merged in make system changes from Bob Kuehne <rpk@sgi.com>
+ * This should simplify things tremendously.
+ *
+ * Revision 1.49 1998/01/19 18:40:31 curt
+ * Tons of little changes to clean up the code and to remove fatal errors
+ * when building with the c++ compiler.
+ *
+ * Revision 1.48 1998/01/19 18:35:46 curt
+ * Minor tweaks and fixes for cygwin32.
+ *
* Revision 1.47 1998/01/13 00:23:08 curt
* Initial changes to support loading and management of scenery tiles. Note,
* there's still a fair amount of work left to be done.