private static void ApplyBrakingForce(BrakeSystem car, ExtraBrakeState state)
{
var cylinderBrakingFactor = Mathf.InverseLerp(Main.settings.returnSpringStrength, Constants.FullApplicationPressure, state.cylinderPressure);
var mechanicalBrakingFactor = GetMechanicalBrakeFactor(car);
car.brakingFactor = Mathf.Max(mechanicalBrakingFactor, cylinderBrakingFactor);
}
private static void UpdateBrakePipeGauge(BrakeSystem car, ExtraBrakeState state)
{
// AirBrake.DebugLog(car, $"before: BP={ExtraBrakeState.Instance(car).brakePipePressureUnsmoothed}, gauge={car.brakePipePressure}, vel={car.brakePipePressureRef}");
car.brakePipePressure = Mathf.SmoothDamp(
car.brakePipePressure,
state.brakePipePressureUnsmoothed,
ref car.brakePipePressureRef, 0.2f);
// AirBrake.DebugLog(car, $"after: BP={ExtraBrakeState.Instance(car).brakePipePressureUnsmoothed}, gauge={car.brakePipePressure}, vel={car.brakePipePressureRef}");
}
private static void UpdateHUD(TrainCar trainCar, ExtraBrakeState state)
{
if (CarTypes.IsAnyLocomotiveOrTender(trainCar.carType))
{
HeadsUpDisplayBridge.instance?.UpdateEqualizingReservoirPressure(trainCar, state.equalizingReservoirPressure);
}
else
{
HeadsUpDisplayBridge.instance?.UpdateAuxReservoirPressure(trainCar, state.auxReservoirPressure);
}
HeadsUpDisplayBridge.instance?.UpdateBrakeCylinderPressure(trainCar, state.cylinderPressure);
}
private static void Update(BrakeSystem car, float dt)
{
var state = ExtraBrakeState.Instance(car);
foreach (var c**k in new HoseAndCock[] { car.Front, car.Rear })
{
float rate = c**k.IsOpenToAtmosphere
? AirFlow.Vent(
dt,
ref state.brakePipePressureUnsmoothed,
Constants.BrakePipeVolume,
VentRate)
: 0f;
// AirBrake.DebugLog(car, $"cockOpen={c**k.IsOpenToAtmosphere}, ventRate={rate}");
c**k.exhaustFlow = Mathf.SmoothDamp(c**k.exhaustFlow, rate, ref c**k.exhaustFlowRef, 0.1f);
}
}
private static void RechargeMainReservoir(BrakeSystem car, ExtraBrakeState state, float dt)
{
if (car.compressorRunning)
{
var increase = car.compressorProductionRate * Main.settings.compressorSpeed * dt;
car.mainReservoirPressureUnsmoothed =
Mathf.Clamp(car.mainReservoirPressureUnsmoothed + increase, 0f, Constants.MaxMainReservoirPressure);
}
AirFlow.OneWayFlow(
dt,
ref car.mainReservoirPressureUnsmoothed,
ref state.brakePipePressureUnsmoothed,
Constants.MainReservoirVolume,
Constants.BrakePipeVolume,
float.PositiveInfinity);
car.mainReservoirPressure = Mathf.SmoothDamp(car.mainReservoirPressure, car.mainReservoirPressureUnsmoothed, ref car.mainResPressureRef, 0.8f);
}
public static ref float CylinderPressure(this BrakeSystem brakeSystem) => ref ExtraBrakeState.Instance(brakeSystem).cylinderPressure;
