fix a segmentation fault situation that is exposed at least on IRIX (but not Linux).

[flightgear.git] / src / AIModel / AIShip.cxx

diff --git a/src/AIModel/AIShip.cxx b/src/AIModel/AIShip.cxx
index 890ab0b49e5705d837a7c382015f27e2f1dc4259..32950ba65eb1445be5f6cc28035785aa044bd9fd 100644 (file)
--- a/src/AIModel/AIShip.cxx
+++ b/src/AIModel/AIShip.cxx
@@ -57,9 +57,9 @@ void FGAIShip::unbind() {
 
 void FGAIShip::update(double dt) {
 
+   FGAIBase::update(dt);
    Run(dt);
    Transform();
-   FGAIBase::update(dt);
 }
 
 
@@ -72,15 +72,9 @@ void FGAIShip::Run(double dt) {
    double turn_circum_ft;
    double speed_north_deg_sec;
    double speed_east_deg_sec;
-   double ft_per_deg_lon;
-   double ft_per_deg_lat;
    double dist_covered_ft;
    double alpha;
 
-   // get size of a degree at this latitude
-   ft_per_deg_lat = 366468.96 - 3717.12 * cos(pos.lat()/SG_RADIANS_TO_DEGREES);
-   ft_per_deg_lon = 365228.16 * cos(pos.lat() / SG_RADIANS_TO_DEGREES);
-
    // adjust speed
    double speed_diff = tgt_speed - speed;
    if (fabs(speed_diff) > 0.1) {