Optimise NavCache airport query

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

diff --git a/src/AIModel/performancedata.cxx b/src/AIModel/performancedata.cxx
index 8e5dfa9f317a354ef3703534a1578cd811502db4..80d62dba63416684dca90b2509c4b1818d909465 100644 (file)
--- a/src/AIModel/performancedata.cxx
+++ b/src/AIModel/performancedata.cxx
@@ -107,6 +107,11 @@ double PerformanceData::actualSpeed(FGAIAircraft* ac, double tgt_speed, double d
     return speed;
 }
 
+double PerformanceData::decelerationOnGround() const
+{
+  return _deceleration * BRAKE_SETTING;
+}
+
 double PerformanceData::actualBankAngle(FGAIAircraft* ac, double tgt_roll, double dt) {
     // check maximum bank angle
     if (fabs(tgt_roll) > _maxbank)