internal TurretAIUpdate(GameObject gameObject, TurretAIUpdateModuleData moduleData)
{
_gameObject = gameObject;
_moduleData = moduleData;
_gameObject.TurretYaw = MathUtility.ToRadians(_moduleData.NaturalTurretAngle);
_gameObject.TurretPitch = MathUtility.ToRadians(_moduleData.NaturalTurretPitch);
_turretAIstate = _moduleData.InitiallyDisabled ? TurretAIStates.Disabled : TurretAIStates.ScanningForTargets;
}
internal void Update(BehaviorUpdateContext context, BitArray <AutoAcquireEnemiesType> autoAcquireEnemiesWhenIdle)
{
var deltaTime = (float)context.Time.DeltaTime.TotalSeconds;
var target = _gameObject.CurrentWeapon?.CurrentTarget;
float targetYaw;
if (_gameObject.ModelConditionFlags.Get(ModelConditionFlag.Moving))
{
_turretAIstate = TurretAIStates.Recentering;
_gameObject.CurrentWeapon?.SetTarget(null);
}
switch (_turretAIstate)
{
case TurretAIStates.Disabled:
break; // TODO: how does it get enabled?
case TurretAIStates.Idle:
if (target != null)
{
_turretAIstate = TurretAIStates.Turning;
_currentTarget = target;
}
else if (context.Time.TotalTime > _waitUntil && (autoAcquireEnemiesWhenIdle?.Get(AutoAcquireEnemiesType.Yes) ?? true))
{
_turretAIstate = TurretAIStates.ScanningForTargets;
}
break;
case TurretAIStates.ScanningForTargets:
if (target == null)
{
if (!FoundTargetWhileScanning(context, autoAcquireEnemiesWhenIdle))
{
var scanInterval =
context.GameContext.Random.NextDouble() *
(_moduleData.MaxIdleScanInterval - _moduleData.MinIdleScanInterval) +
_moduleData.MinIdleScanInterval;
_waitUntil = context.Time.TotalTime + TimeSpan.FromMilliseconds(scanInterval);
_turretAIstate = TurretAIStates.Idle;
break;
}
}
if (!_moduleData.FiresWhileTurning)
{
_gameObject.ModelConditionFlags.Set(ModelConditionFlag.Attacking, false);
}
_turretAIstate = TurretAIStates.Turning;
break;
case TurretAIStates.Turning:
if (target == null)
{
_waitUntil = context.Time.TotalTime + TimeSpan.FromMilliseconds(_moduleData.RecenterTime);
_turretAIstate = TurretAIStates.Recentering;
break;
}
var directionToTarget = (target.TargetPosition - _gameObject.Translation).Vector2XY();
targetYaw = MathUtility.GetYawFromDirection(directionToTarget) - _gameObject.Yaw;
if (Rotate(targetYaw, deltaTime))
{
break;
}
if (!_moduleData.FiresWhileTurning)
{
_gameObject.ModelConditionFlags.Set(ModelConditionFlag.Attacking, true);
}
_turretAIstate = TurretAIStates.Attacking;
break;
case TurretAIStates.Attacking:
if (target == null)
{
_waitUntil = context.Time.TotalTime + TimeSpan.FromMilliseconds(_moduleData.RecenterTime);
_turretAIstate = TurretAIStates.Recentering;
}
else if (target != _currentTarget)
{
_turretAIstate = TurretAIStates.Turning;
_currentTarget = target;
}
break;
case TurretAIStates.Recentering:
if (context.Time.TotalTime > _waitUntil)
{
targetYaw = MathUtility.ToRadians(_moduleData.NaturalTurretAngle);
if (!Rotate(targetYaw, deltaTime))
{
_turretAIstate = TurretAIStates.Idle;
}
}
break;
}
}