# include <sys/time.h> // for get/setitimer, gettimeofday, struct timeval
#endif
-//#include <Astro/orbits.hxx>
-//#include <Astro/sun.hxx>
+#ifdef WIN32
+# include <windows.h>
+# if defined( __CYGWIN__ ) || defined( __CYGWIN32__ )
+# define NEAR /* */
+# define FAR /* */
+# endif
+# include <mmsystem.h>
+#endif
+
#include <Astro/sky.hxx>
#include <Astro/solarsystem.hxx>
-#include <Debug/fg_debug.h>
-#include <Flight/flight.h>
+#include <Debug/logstream.hxx>
+#include <Flight/flight.hxx>
#include <Include/fg_constants.h>
#include <Main/options.hxx>
#include <Time/light.hxx>
// Initialize the time dependent variables
void fgTimeInit(fgTIME *t) {
- fgPrintf( FG_EVENT, FG_INFO, "Initializing Time\n");
+ FG_LOG( FG_EVENT, FG_INFO, "Initializing Time" );
t->gst_diff = -9999.0;
- fgPrintf( FG_EVENT, FG_DEBUG, "time offset = %d\n",
- current_options.get_time_offset() );
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ "time offset = " << current_options.get_time_offset() );
t->warp = current_options.get_time_offset();
t->warp_delta = 0;
}
-// Portability wrap to get current time.
-void timestamp(fg_timestamp *timestamp) {
-#if defined( HAVE_GETTIMEOFDAY )
- struct timeval current;
- struct timezone tz;
- // fg_timestamp currtime;
- gettimeofday(¤t, &tz);
- timestamp->seconds = current.tv_sec;
- timestamp->millis = current.tv_usec / 1000;
-#elif defined( HAVE_GETLOCALTIME )
- SYSTEMTIME current;
- GetLocalTime(¤t);
- timestamp->seconds = current.wSecond;
- timestamp->millis = current.wMilliseconds;
-#elif defined( HAVE_FTIME )
- struct timeb current;
- ftime(¤t);
- timestamp->seconds = current.time;
- timestamp->millis = current.millitm;
-#else
-# error Port me
-#endif
-}
-
-
-// Return duration in millis from first to last
-long timediff(fg_timestamp *first, fg_timestamp *last) {
- return 1000 * (last->seconds - first->seconds) +
- (last->millis - first->millis);
-}
-
-
-// Return new timestamp given a time stamp and an interval to add in
-void timesum(fg_timestamp *res, fg_timestamp *start, long millis) {
- res->seconds = start->seconds +
- ( start->millis + millis ) / 1000;
- res->millis = ( start->millis + millis ) % 1000;
-}
-
-
// given a date in months, mn, days, dy, years, yr, return the
// modified Julian date (number of days elapsed since 1900 jan 0.5),
// mjd. Adapted from Xephem.
x /= 3600.0;
gst = (1.0/SIDRATE)*hr + x;
- fgPrintf( FG_EVENT, FG_DEBUG, " gst => %.4f\n", gst);
+ FG_LOG( FG_EVENT, FG_DEBUG, " gst => " << gst );
return(gst);
}
long int start = mktime(&mt);
- fgPrintf( FG_EVENT, FG_DEBUG, "start1 = %ld\n", start);
+ FG_LOG( FG_EVENT, FG_DEBUG, "start1 = " << start );
// the ctime() call can screw up time progression on some versions
// of Linux
// fgPrintf( FG_EVENT, FG_DEBUG, "start2 = %s", ctime(&start));
- fgPrintf( FG_EVENT, FG_DEBUG, "(tm_isdst = %d)\n", mt.tm_isdst);
+ FG_LOG( FG_EVENT, FG_DEBUG, "(tm_isdst = " << mt.tm_isdst << ")" );
timezone = fix_up_timezone( timezone );
# if defined( TIMEZONE_OFFSET_WORKS )
- fgPrintf( FG_EVENT, FG_DEBUG,
- "start = %ld, timezone = %ld\n", start, timezone );
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ "start = " << start << ", timezone = " << timezone );
return( start - timezone );
# else // ! defined( TIMEZONE_OFFSET_WORKS )
if ( daylight > 0 ) {
daylight = 1;
} else if ( daylight < 0 ) {
- fgPrintf( FG_EVENT, FG_WARN,
- "OOOPS, problem in fg_time.cxx, no daylight savings info.\n");
+ FG_LOG( FG_EVENT, FG_WARN,
+ "OOOPS, problem in fg_time.cxx, no daylight savings info." );
}
long int offset = -(timezone / 3600 - daylight);
- fgPrintf( FG_EVENT, FG_DEBUG,
- " Raw time zone offset = %ld\n", timezone);
- fgPrintf( FG_EVENT, FG_DEBUG,
- " Daylight Savings = %d\n", daylight);
- fgPrintf( FG_EVENT, FG_DEBUG,
- " Local hours from GMT = %ld\n", offset);
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ " Raw time zone offset = " << timezone );
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ " Daylight Savings = " << daylight );
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ " Local hours from GMT = " << offset);
long int start_gmt = start - timezone + (daylight * 3600);
- fgPrintf( FG_EVENT, FG_DEBUG, " March 21 noon (CST) = %ld\n", start);
+ FG_LOG( FG_EVENT, FG_DEBUG, " March 21 noon (CST) = " << start );
return ( start_gmt );
# endif // ! defined( TIMEZONE_OFFSET_WORKS )
now = t->cur_time;
start_gmt = get_start_gmt(gmt->tm_year);
- fgPrintf(FG_EVENT, FG_DEBUG,
- " COURSE: GMT = %d/%d/%2d %d:%02d:%02d\n",
- gmt->tm_mon, gmt->tm_mday, gmt->tm_year,
- gmt->tm_hour, gmt->tm_min, gmt->tm_sec);
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ " COURSE: GMT = "
+ << gmt->tm_mon << "/" << gmt->tm_mday << "/" << gmt->tm_year
+ << " "
+ << gmt->tm_hour << ":" << gmt->tm_min << ":" << gmt->tm_sec );
- fgPrintf( FG_EVENT, FG_DEBUG, " March 21 noon (GMT) = %ld\n", start_gmt);
+ FG_LOG( FG_EVENT, FG_DEBUG, " March 21 noon (GMT) = " << start_gmt);
diff = (now - start_gmt) / (3600.0 * 24.0);
- fgPrintf( FG_EVENT, FG_DEBUG,
- " Time since 3/21/%2d GMT = %.2f\n", gmt->tm_year, diff);
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ " Time since 3/21/" << gmt->tm_year << " GMT = " << diff );
part = fmod(diff, 1.0);
days = diff - part;
lst += 24.0;
}
- fgPrintf( FG_EVENT, FG_DEBUG,
- " days = %.1f hours = %.2f lon = %.2f lst = %.2f\n",
- days, hours, lng, lst);
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ " days = " << days << " hours = " << hours << " lon = "
+ << lng << " lst = " << lst );
return(lst);
}
// Update time variables such as gmt, julian date, and sidereal time
-void fgTimeUpdate(fgFLIGHT *f, fgTIME *t) {
+void fgTimeUpdate(FGState *f, fgTIME *t) {
double gst_precise, gst_course;
- fgPrintf( FG_EVENT, FG_BULK, "Updating time\n");
+ FG_LOG( FG_EVENT, FG_DEBUG, "Updating time" );
// get current Unix calendar time (in seconds)
t->warp += t->warp_delta;
t->cur_time = time(NULL) + t->warp;
- fgPrintf( FG_EVENT, FG_BULK,
- " Current Unix calendar time = %ld warp = %ld delta = %ld\n",
- t->cur_time, t->warp, t->warp_delta);
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ " Current Unix calendar time = " << t->cur_time
+ << " warp = " << t->warp << " delta = " << t->warp_delta );
if ( t->warp_delta ) {
// time is changing so force an update
// get GMT break down for current time
t->gmt = gmtime(&t->cur_time);
- fgPrintf( FG_EVENT, FG_BULK,
- " Current GMT = %d/%d/%2d %d:%02d:%02d\n",
- t->gmt->tm_mon+1, t->gmt->tm_mday, t->gmt->tm_year,
- t->gmt->tm_hour, t->gmt->tm_min, t->gmt->tm_sec);
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ " Current GMT = " << t->gmt->tm_mon+1 << "/"
+ << t->gmt->tm_mday << "/" << t->gmt->tm_year << " "
+ << t->gmt->tm_hour << ":" << t->gmt->tm_min << ":"
+ << t->gmt->tm_sec );
// calculate modified Julian date
t->mjd = cal_mjd ((int)(t->gmt->tm_mon+1), (double)t->gmt->tm_mday,
// convert "back" to Julian date + partial day (as a fraction of one)
t->jd = t->mjd + MJD0;
- fgPrintf( FG_EVENT, FG_BULK, " Current Julian Date = %.5f\n", t->jd);
+ FG_LOG( FG_EVENT, FG_DEBUG, " Current Julian Date = " << t->jd );
// printf(" Current Longitude = %.3f\n", FG_Longitude * RAD_TO_DEG);
if ( t->gst_diff < -100.0 ) {
// first time through do the expensive calculation & cheap
// calculation to get the difference.
- fgPrintf( FG_EVENT, FG_INFO, " First time, doing precise gst\n");
+ FG_LOG( FG_EVENT, FG_INFO, " First time, doing precise gst" );
t->gst = gst_precise = sidereal_precise(t->mjd, 0.00);
gst_course = sidereal_course(t, 0.00);
t->gst_diff = gst_precise - gst_course;
- t->lst = sidereal_course(t, -(FG_Longitude * RAD_TO_DEG)) + t->gst_diff;
+ t->lst =
+ sidereal_course(t, -(f->get_Longitude() * RAD_TO_DEG)) + t->gst_diff;
} else {
// course + difference should drift off very slowly
t->gst = sidereal_course(t, 0.00) + t->gst_diff;
- t->lst = sidereal_course(t, -(FG_Longitude * RAD_TO_DEG)) + t->gst_diff;
+ t->lst = sidereal_course(t, -(f->get_Longitude() * RAD_TO_DEG)) +
+ t->gst_diff;
}
- fgPrintf( FG_EVENT, FG_DEBUG,
- " Current lon=0.00 Sidereal Time = %.3f\n", t->gst);
- fgPrintf( FG_EVENT, FG_DEBUG,
- " Current LOCAL Sidereal Time = %.3f (%.3f) (diff = %.3f)\n",
- t->lst, sidereal_precise(t->mjd, -(FG_Longitude * RAD_TO_DEG)),
- t->gst_diff);
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ " Current lon=0.00 Sidereal Time = " << t->gst );
+ FG_LOG( FG_EVENT, FG_DEBUG,
+ " Current LOCAL Sidereal Time = " << t->lst << " ("
+ << sidereal_precise(t->mjd, -(f->get_Longitude() * RAD_TO_DEG))
+ << ") (diff = " << t->gst_diff << ")" );
}
// $Log$
+// Revision 1.26 1998/12/05 15:54:28 curt
+// Renamed class fgFLIGHT to class FGState as per request by JSB.
+//
+// Revision 1.25 1998/12/05 14:21:30 curt
+// Moved struct fg_timestamp to class fgTIMESTAMP and moved it's definition
+// to it's own file, timestamp.hxx.
+//
+// Revision 1.24 1998/12/04 01:32:49 curt
+// Converted "struct fg_timestamp" to "class fgTIMESTAMP" and added some
+// convenience inline operators.
+//
+// Revision 1.23 1998/12/03 01:18:40 curt
+// Converted fgFLIGHT to a class.
+//
+// Revision 1.22 1998/11/16 14:00:28 curt
+// FG_LOG() message tweaks.
+//
+// Revision 1.21 1998/11/06 21:18:26 curt
+// Converted to new logstream debugging facility. This allows release
+// builds with no messages at all (and no performance impact) by using
+// the -DFG_NDEBUG flag.
+//
+// Revision 1.20 1998/11/02 18:25:38 curt
+// Check for __CYGWIN__ (b20) as well as __CYGWIN32__ (pre b20 compilers)
+// Other misc. tweaks.
+//
+// Revision 1.19 1998/10/17 01:34:29 curt
+// C++ ifying ...
+//
+// Revision 1.18 1998/10/02 21:36:09 curt
+// Fixes to try to break through the win95/98 18.3 fps barrier.
+//
// Revision 1.17 1998/09/15 04:27:49 curt
// Changes for new astro code.
//