X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FMain%2Fviewer.hxx;h=107401a373fa572b73e82251c09718a63caaa104;hb=e2dd3ac3e5682a47200f668343f91a617382f3fb;hp=4e74425f0896ef0864420f6b33408e806db6c15f;hpb=54a0e1cf52be4b012c5aff638b08def422a624b2;p=flightgear.git

diff --git a/src/Main/viewer.hxx b/src/Main/viewer.hxx
index 4e74425f0..107401a37 100644
--- a/src/Main/viewer.hxx
+++ b/src/Main/viewer.hxx
@@ -142,6 +142,12 @@ public:
     inline void set_goal_view_offset( double a) {
 	set_dirty();
 	goal_view_offset = a;
+	while ( goal_view_offset < 0 ) {
+	    goal_view_offset += 360.0;
+	}
+	while ( goal_view_offset > 360.0 ) {
+	    goal_view_offset -= 360.0;
+	}
     }
     inline void set_reverse_view_offset( bool val ) {
 	reverse_view_offset = val;