public SlidingThrottleController(
MovableAcobject s,
SteeringControls controls,
float minSpeed,
float midSpeed,
float maxSpeed,
FloatSpring accelerationSpring,
float velocityHalflife) {
super();
this.s = s;
this.controls = controls;
this.midSpeed = midSpeed;
this.maxSpeed = maxSpeed;
this.minSpeed = minSpeed;
this.accelerationSpring = accelerationSpring;
// Initialise speed spring to desired velocity, no spring velocity (spatial acceleration)
accelerationSpring.setVelocity(0);
accelerationSpring.setPosition(desiredSpeedForThrottle());
// Make velocity decay
velocityDecay = new FloatDecay3f(velocityHalflife);
// Current speed is desired speed
currentSpeed = desiredSpeedForThrottle();
}
@Override
public void update(float time) {
// Update for current speed
accelerationSpring.update(desiredSpeedForThrottle(), time);
currentSpeed = accelerationSpring.getPosition();
// s.moveLocal(2, currentSpeed * time);
// Work out desired velocity, as target for decay
NodeTranslator.makeTranslationVector(
s.getRotation(), 2, currentSpeed, velocityDecay.getTarget());
// Decay velocity towards desired
velocityDecay.update(time);
// Make the move
move.set(velocityDecay.getPosition());
move.multLocal(time);
s.moveGlobal(move);
}