#include "performancedata.hxx"
#include "AIAircraft.hxx"
+
+// For now, make this a define
+// Later on, additional class variables can simulate settings such as braking power
+// also, the performance parameters can be tweaked a little to add some personality
+// to the AIAircraft.
+#define BRAKE_SETTING 1.6
+
PerformanceData::PerformanceData(double acceleration,
double deceleration,
double climbRate,
PerformanceData::~PerformanceData()
{}
-double PerformanceData::actualSpeed(FGAIAircraft* ac, double tgt_speed, double dt) {
+double PerformanceData::actualSpeed(FGAIAircraft* ac, double tgt_speed, double dt, bool maxBrakes) {
// if (tgt_speed > _vTaxi & ac->onGround()) // maximum taxi speed on ground
// tgt_speed = _vTaxi;
// bad idea for a take off roll :-)
} else if (speed_diff < 0.0) { // decelerate
if (ac->onGround()) {
// deceleration performance is better due to wheel brakes.
- speed -= 3 * _deceleration * dt;
+ double brakePower = 0;
+ if (maxBrakes) {
+ brakePower = 3;
+ } else {
+ brakePower = BRAKE_SETTING;
+ }
+ speed -= brakePower * _deceleration * dt;
} else {
speed -= _deceleration * dt;
}
double vs = ac->getVerticalSpeed();
double vs_diff = tgt_vs - vs;
- if (fabs(vs_diff) > 10.0) {
+ if (fabs(vs_diff) > .001) {
if (vs_diff > 0.0) {
vs += _climbRate * dt / 3.0; //TODO avoid hardcoded 3 secs to attain climb rate from level flight