Roy Vegard Ovesen:

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

diff --git a/src/Main/main.cxx b/src/Main/main.cxx
index 276892f3201cf5013648fd75f6df6d9bebd76341..103fb951bb3a4a55f8da7fdc8598790dfceb75aa 100644 (file)
--- a/src/Main/main.cxx
+++ b/src/Main/main.cxx
@@ -2,7 +2,7 @@
 //
 // Written by Curtis Olson, started May 1997.
 //
-// Copyright (C) 1997 - 2002  Curtis L. Olson  - curt@flightgear.org
+// Copyright (C) 1997 - 2002  Curtis L. Olson  - http://www.flightgear.org/~curt
 //
 // This program is free software; you can redistribute it and/or
 // modify it under the terms of the GNU General Public License as
@@ -59,13 +59,14 @@
 
 #include <Include/general.hxx>
 #include <Cockpit/cockpit.hxx>
-#include <Cockpit/radiostack.hxx>
 #include <Cockpit/hud.hxx>
 #include <Model/panelnode.hxx>
 #include <Model/modelmgr.hxx>
 #include <Model/acmodel.hxx>
 #include <Scenery/scenery.hxx>
 #include <Scenery/tilemgr.hxx>
+#include <Sound/beacon.hxx>
+#include <Sound/morse.hxx>
 #include <FDM/flight.hxx>
 #include <FDM/UIUCModel/uiuc_aircraftdir.h>
 // #include <FDM/ADA.hxx>
@@ -184,8 +185,6 @@ void fgUpdateTimeDepCalcs() {
                                   globals->get_time_params()->getLst(),
                                   cur_fdm_state->get_Latitude() );
 
-    // Update radio stack model
-    current_radiostack->update(delta_time_sec);
 }
 
 
@@ -216,7 +215,7 @@ static void fgMainLoop( void ) {
     // static const SGPropertyNode *replay_master
     //     = fgGetNode("/sim/freeze/replay", true);
 
-    SGCloudLayer::enable_bump_mapping = fgGetBool("/sim/rendering/bump-mapping",true);
+    SGCloudLayer::enable_bump_mapping = fgGetBool("/sim/rendering/bump-mapping");
 
     // Update the elapsed time.
     static bool first_time = true;
@@ -240,6 +239,18 @@ static void fgMainLoop( void ) {
 
     real_delta_time_sec
         = double(current_time_stamp - last_time_stamp) / 1000000.0;
+    // round the real time down to a multiple of 1/model-hz.
+    // this way all systems are updated the _same_ amount of dt.
+    {
+      static double rem = 0.0;
+      real_delta_time_sec += rem;
+      double hz = model_hz;
+      double nit = floor(real_delta_time_sec*hz);
+      rem = real_delta_time_sec - nit/hz;
+      real_delta_time_sec = nit/hz;
+    }
+
+
     if ( clock_freeze->getBoolValue() ) {
         delta_time_sec = 0;
     } else {