Merge branch 'ehofman/particle' into next

[flightgear.git] / src / Main / fg_props.cxx

diff --git a/src/Main/fg_props.cxx b/src/Main/fg_props.cxx
index 6d0cb799afcd040d0dc84b0ed0325abff211e78e..787e85ab57de008516347d9a8185b71919d17455 100644 (file)
--- a/src/Main/fg_props.cxx
+++ b/src/Main/fg_props.cxx
@@ -31,6 +31,7 @@
 #include <simgear/magvar/magvar.hxx>
 #include <simgear/timing/sg_time.hxx>
 #include <simgear/misc/sg_path.hxx>
+#include <simgear/scene/model/particles.hxx>
 #include <simgear/sound/soundmgr_openal.hxx>
 
 #include <Aircraft/aircraft.hxx>
@@ -85,20 +86,26 @@ LogClassMapping log_class_mappings [] = {
 /**
  * Get the logging classes.
  */
+// XXX Making the result buffer be global is a band-aid that hopefully
+// delays its destruction 'til after its last use.
+namespace
+{
+string loggingResult;
+}
+
 static const char *
 getLoggingClasses ()
 {
   sgDebugClass classes = logbuf::get_log_classes();
-  static string result;
-  result = "";
+  loggingResult.clear();
   for (int i = 0; log_class_mappings[i].c != SG_UNDEFD; i++) {
     if ((classes&log_class_mappings[i].c) > 0) {
-      if (!result.empty())
-       result += '|';
-      result += log_class_mappings[i].name;
+      if (!loggingResult.empty())
+       loggingResult += '|';
+      loggingResult += log_class_mappings[i].name;
     }
   }
-  return result.c_str();
+  return loggingResult.c_str();
 }
 
 
@@ -222,14 +229,17 @@ setFreeze (bool f)
     frozen = f;
 
     // Stop sound on a pause
-    SGSoundMgr *s = globals->get_soundmgr();
-    if ( s != NULL ) {
+    SGSoundMgr *smgr = globals->get_soundmgr();
+    if ( smgr != NULL ) {
         if ( f ) {
-            s->pause();
-        } else if (!fgGetBool("/sim/sound/pause")) {
-            s->resume();
+            smgr->suspend();
+        } else if (fgGetBool("/sim/sound/working")) {
+            smgr->resume();
         }
     }
+
+    // Pause the particle system
+    simgear::Particles::setFrozen(f);
 }
 
 
@@ -349,6 +359,18 @@ getHeadingMag ()
   return magheading;
 }
 
+/**
+ * Return the current track in degrees.
+ */
+static double
+getTrackMag ()
+{
+  double magtrack;
+  magtrack = current_aircraft.fdm_state->get_Track() - getMagVar();
+  if (magtrack < 0) magtrack += 360;
+  return magtrack;
+}
+
 static long
 getWarp ()
 {
@@ -508,6 +530,7 @@ FGProperties::bind ()
 
                                // Orientation
   fgTie("/orientation/heading-magnetic-deg", getHeadingMag);
+  fgTie("/orientation/track-magnetic-deg", getTrackMag);
 
   fgTie("/environment/magnetic-variation-deg", getMagVar);
   fgTie("/environment/magnetic-dip-deg", getMagDip);
@@ -537,6 +560,7 @@ FGProperties::unbind ()
 
                                // Orientation
   fgUntie("/orientation/heading-magnetic-deg");
+  fgUntie("/orientation/track-magnetic-deg");
 
                                // Environment
   fgUntie("/environment/magnetic-variation-deg");
@@ -554,23 +578,50 @@ FGProperties::unbind ()
 void
 FGProperties::update (double dt)
 {
-                                // Date and time
-    struct tm *t = globals->get_time_params()->getGmt();
-
-    fgSetInt("/sim/time/utc/year", t->tm_year + 1900);
-    fgSetInt("/sim/time/utc/month", t->tm_mon + 1);
-    fgSetInt("/sim/time/utc/day", t->tm_mday);
-    fgSetInt("/sim/time/utc/hour", t->tm_hour);
-    fgSetInt("/sim/time/utc/minute", t->tm_min);
-    fgSetInt("/sim/time/utc/second", t->tm_sec);
-
-    fgSetDouble("/sim/time/utc/day-seconds",
-                t->tm_hour * 3600 +
-                t->tm_min * 60 +
-                t->tm_sec);
-
-    fgSetInt("/sim/time/local-offset",
-             globals->get_time_params()->get_local_offset());
+    static SGPropertyNode_ptr offset = fgGetNode("/sim/time/local-offset", true);
+    offset->setIntValue(globals->get_time_params()->get_local_offset());
+
+
+    // utc date/time
+    static SGPropertyNode_ptr uyear = fgGetNode("/sim/time/utc/year", true);
+    static SGPropertyNode_ptr umonth = fgGetNode("/sim/time/utc/month", true);
+    static SGPropertyNode_ptr uday = fgGetNode("/sim/time/utc/day", true);
+    static SGPropertyNode_ptr uhour = fgGetNode("/sim/time/utc/hour", true);
+    static SGPropertyNode_ptr umin = fgGetNode("/sim/time/utc/minute", true);
+    static SGPropertyNode_ptr usec = fgGetNode("/sim/time/utc/second", true);
+    static SGPropertyNode_ptr uwday = fgGetNode("/sim/time/utc/weekday", true);
+    static SGPropertyNode_ptr udsec = fgGetNode("/sim/time/utc/day-seconds", true);
+
+    struct tm *u = globals->get_time_params()->getGmt();
+    uyear->setIntValue(u->tm_year + 1900);
+    umonth->setIntValue(u->tm_mon + 1);
+    uday->setIntValue(u->tm_mday);
+    uhour->setIntValue(u->tm_hour);
+    umin->setIntValue(u->tm_min);
+    usec->setIntValue(u->tm_sec);
+    uwday->setIntValue(u->tm_wday);
+
+    udsec->setIntValue(u->tm_hour * 3600 + u->tm_min * 60 + u->tm_sec);
+
+
+    // real local date/time
+    static SGPropertyNode_ptr ryear = fgGetNode("/sim/time/real/year", true);
+    static SGPropertyNode_ptr rmonth = fgGetNode("/sim/time/real/month", true);
+    static SGPropertyNode_ptr rday = fgGetNode("/sim/time/real/day", true);
+    static SGPropertyNode_ptr rhour = fgGetNode("/sim/time/real/hour", true);
+    static SGPropertyNode_ptr rmin = fgGetNode("/sim/time/real/minute", true);
+    static SGPropertyNode_ptr rsec = fgGetNode("/sim/time/real/second", true);
+    static SGPropertyNode_ptr rwday = fgGetNode("/sim/time/real/weekday", true);
+
+    time_t real = time(0);
+    struct tm *r = localtime(&real);
+    ryear->setIntValue(r->tm_year + 1900);
+    rmonth->setIntValue(r->tm_mon + 1);
+    rday->setIntValue(r->tm_mday);
+    rhour->setIntValue(r->tm_hour);
+    rmin->setIntValue(r->tm_min);
+    rsec->setIntValue(r->tm_sec);
+    rwday->setIntValue(r->tm_wday);
 }