From 42322949fa96847ea56353f2137a14c50c0035ab Mon Sep 17 00:00:00 2001
From: david <david>
Date: Wed, 10 Nov 2004 20:01:28 +0000
Subject: [PATCH] Reverted last changes, because they caused needle flips near
 0.

---
 src/Instrumentation/adf.cxx | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/Instrumentation/adf.cxx b/src/Instrumentation/adf.cxx
index 4cc7d269a..d4f646220 100644
--- a/src/Instrumentation/adf.cxx
+++ b/src/Instrumentation/adf.cxx
@@ -6,7 +6,6 @@
 #include <simgear/compiler.h>
 #include <simgear/math/sg_geodesy.hxx>
 #include <simgear/math/sg_random.h>
-#include <simgear/sg_inlines.h>
 
 #include <Main/fg_props.hxx>
 #include <Main/util.hxx>
@@ -198,7 +197,8 @@ ADF::update (double delta_time_sec)
         _in_range_node->setBoolValue(true);
 
         bearing -= heading;
-        SG_NORMALIZE_RANGE(bearing, 0.0, 360.0);
+        if (bearing < 0)
+            bearing += 360;
         set_bearing(delta_time_sec, bearing);
 
         // adf ident sound
@@ -291,7 +291,10 @@ ADF::set_bearing (double dt, double bearing_deg)
 {
     double old_bearing_deg = _bearing_node->getDoubleValue();
 
-    SG_NORMALIZE_RANGE(old_bearing_deg, 0.0, 360.0);
+    while ((bearing_deg - old_bearing_deg) >= 180)
+        old_bearing_deg += 360;
+    while ((bearing_deg - old_bearing_deg) <= -180)
+        old_bearing_deg -= 360;
     bearing_deg += _error_node->getDoubleValue();
     bearing_deg =
         fgGetLowPass(old_bearing_deg, bearing_deg, dt * RESPONSIVENESS);
-- 
2.39.5