From fff298985370394f780bd980cd4110a44115f55e Mon Sep 17 00:00:00 2001
From: curt <curt>
Date: Fri, 18 Jul 2003 14:14:24 +0000
Subject: [PATCH] Modified the replay system to work without enabling the
 master or clock freeze.

---
 src/Main/fg_commands.cxx |  4 +---
 src/Main/main.cxx        | 16 ++++++----------
 src/Replay/replay.cxx    |  7 ++++---
 3 files changed, 11 insertions(+), 16 deletions(-)

diff --git a/src/Main/fg_commands.cxx b/src/Main/fg_commands.cxx
index 2e20d8830..d540faf40 100644
--- a/src/Main/fg_commands.cxx
+++ b/src/Main/fg_commands.cxx
@@ -829,9 +829,7 @@ static bool
 do_replay (const SGPropertyNode * arg)
 {
     // freeze the master fdm
-    fgSetBool( "/sim/freeze/master", true );
-    fgSetBool( "/sim/freeze/clock", true );
-    fgSetBool( "/sim/replay/master", true );
+    fgSetBool( "/sim/freeze/replay", true );
 
     FGReplay *r = (FGReplay *)(globals->get_subsystem( "replay" ));
 
diff --git a/src/Main/main.cxx b/src/Main/main.cxx
index c6dd8cf26..b815d6b14 100644
--- a/src/Main/main.cxx
+++ b/src/Main/main.cxx
@@ -167,7 +167,6 @@ float scene_nearplane = 0.5f;
 float scene_farplane = 120000.0f;
 
 static double delta_time_sec = 0.0;
-static double replay_dt_sec = 0.0;
 
 
 #ifdef FG_WEATHERCM
@@ -934,8 +933,8 @@ void fgRenderFrame() {
 void fgUpdateTimeDepCalcs() {
     static bool inited = false;
 
-    static const SGPropertyNode *replay
-        = fgGetNode( "/sim/replay/master", true );
+    static const SGPropertyNode *replay_master
+        = fgGetNode( "/sim/freeze/replay", true );
     static SGPropertyNode *replay_time
         = fgGetNode( "/sim/replay/time", true );
     static const SGPropertyNode *replay_end_time
@@ -971,14 +970,14 @@ void fgUpdateTimeDepCalcs() {
             inited = true;
         }
 
-        if ( ! replay->getBoolValue() ) {
+        if ( ! replay_master->getBoolValue() ) {
             globals->get_autopilot()->update(delta_time_sec);
             cur_fdm_state->update(delta_time_sec);
         } else {
             FGReplay *r = (FGReplay *)(globals->get_subsystem( "replay" ));
             r->replay( replay_time->getDoubleValue() );
             replay_time->setDoubleValue( replay_time->getDoubleValue()
-                                         + replay_dt_sec );
+                                         + delta_time_sec );
         }
     } else {
         // do nothing, fdm isn't inited yet
@@ -1026,8 +1025,8 @@ static void fgMainLoop( void ) {
         = fgGetNode("/sim/freeze/clock", true);
     static const SGPropertyNode *cur_time_override
         = fgGetNode("/sim/time/cur-time-override", true);
-    static const SGPropertyNode *replay
-        = fgGetNode("/sim/replay/master", true);
+    static const SGPropertyNode *replay_master
+        = fgGetNode("/sim/freeze/replay", true);
 
     // Update the elapsed time.
     static bool first_time = true;
@@ -1050,9 +1049,6 @@ static void fgMainLoop( void ) {
     }
 
     delta_time_sec = double(current_time_stamp - last_time_stamp) / 1000000.0;
-    if ( replay->getBoolValue() ) {
-        replay_dt_sec = delta_time_sec;
-    }
     if ( clock_freeze->getBoolValue() ) {
         delta_time_sec = 0;
     } 
diff --git a/src/Replay/replay.cxx b/src/Replay/replay.cxx
index 9b8a44760..e8a978fa9 100644
--- a/src/Replay/replay.cxx
+++ b/src/Replay/replay.cxx
@@ -24,6 +24,7 @@
 #include <simgear/constants.h>
 
 #include <FDM/flight.hxx>
+#include <Main/fg_props.hxx>
 #include <Network/native_ctrls.hxx>
 #include <Network/native_fdm.hxx>
 #include <Network/net_ctrls.hxx>
@@ -101,10 +102,10 @@ void FGReplay::unbind() {
  */
 
 void FGReplay::update( double dt ) {
+    static SGPropertyNode *replay_master = fgGetNode( "/sim/freeze/replay" );
 
-    if ( dt <= 0 ) {
-        // don't save data if nothing is going on ...
-
+    if ( replay_master->getBoolValue() ) {
+        // don't record the replay session
         return;
     }
 
-- 
2.39.5