// Creates a new order for a ship to move to the target Entity
public bool MoveOrder(Entity ship, Entity target)
{
MoveOrder moveOrder = new MoveOrder(ship, target);
_orderList.Add(order);
return(true);
}
// Creates a new order for a ship to move to the given coordinates in a star system
public bool MoveOrder(Entity ship, StarSystem system, double x, double y)
{
PositionDB position = new PositionDB(new Vector4(x, y, 0.0, 0.0), system.Guid);
MoveOrder moveOrder = new MoveOrder(ship, position);
_orderList.Add(moveOrder);
return(true);
}
public override object Clone()
{
MoveOrder order = new MoveOrder();
order.DelayTime = DelayTime;
order.Owner = Owner;
// The owners positions is sometimes set to that of another entity for orbiting purposes. This resets that issue
order.Owner.SetDataBlob <PositionDB>(new PositionDB(Owner.GetDataBlob <PositionDB>()));
order.Target = Target;
order.PositionTarget = PositionTarget;
order.OrbitRadius = OrbitRadius;
order.MaximumSpeed = MaximumSpeed;
return(order);
}
/// <summary>
/// process PropulsionDB movement for a single system
/// </summary>
/// <param name="manager">the system to process</param>
/// <param name="deltaSeconds">amount of time in seconds</param>
internal static void Process(EntityManager manager, int deltaSeconds)
{
OrderProcessor.ProcessSystem(manager);
foreach (Entity shipEntity in manager.GetAllEntitiesWithDataBlob <PropulsionDB>())
{
PositionDB positionDB = shipEntity.GetDataBlob <PositionDB>();
PropulsionDB propulsionDB = shipEntity.GetDataBlob <PropulsionDB>();
Queue <BaseOrder> orders = shipEntity.GetDataBlob <ShipInfoDB>().Orders;
if (orders.Count > 0)
{
if (orders.Peek().OrderType == orderType.MOVETO)
{
// Check to see if we will overtake the target
MoveOrder order = (MoveOrder)orders.Peek();
Vector4 shipPos = positionDB.AbsolutePosition;
Vector4 targetPos;
Vector4 currentSpeed = shipEntity.GetDataBlob <PropulsionDB>().CurrentSpeed;
Vector4 nextTPos = shipPos + (currentSpeed * deltaSeconds);
Vector4 newPos = shipPos;
Vector4 deltaVecToTarget;
Vector4 deltaVecToNextT;
double distanceToTarget;
double distanceToNextTPos;
double speedDelta;
double distanceDelta;
double newDistanceDelta;
double fuelMaxDistanceAU;
double currentSpeedLength = currentSpeed.Length();
CargoStorageDB storedResources = shipEntity.GetDataBlob <CargoStorageDB>();
Dictionary <Guid, double> fuelUsePerMeter = propulsionDB.FuelUsePerKM;
int maxKMeters = CalcMaxFuelDistance(shipEntity);
if (order.PositionTarget == null)
{
targetPos = order.Target.GetDataBlob <PositionDB>().AbsolutePosition;
}
else
{
targetPos = order.PositionTarget.AbsolutePosition;
}
deltaVecToTarget = shipPos - targetPos;
distanceToTarget = deltaVecToTarget.Length(); //in au
deltaVecToNextT = shipPos - nextTPos;
fuelMaxDistanceAU = GameConstants.Units.KmPerAu * maxKMeters;
distanceToNextTPos = deltaVecToNextT.Length();
if (fuelMaxDistanceAU < distanceToNextTPos)
{
newDistanceDelta = fuelMaxDistanceAU;
double percent = fuelMaxDistanceAU / distanceToNextTPos;
newPos = nextTPos + deltaVecToNextT * percent;
Event usedAllFuel = new Event(manager.ManagerSubpulses.SystemLocalDateTime, "Used all Fuel", shipEntity.GetDataBlob <OwnedDB>().ObjectOwner, shipEntity);
usedAllFuel.EventType = EventType.FuelExhausted;
manager.Game.EventLog.AddEvent(usedAllFuel);
}
else
{
newDistanceDelta = distanceToNextTPos;
newPos = nextTPos;
}
if (distanceToTarget < newDistanceDelta) // moving would overtake target, just go directly to target
{
newDistanceDelta = distanceToTarget;
propulsionDB.CurrentSpeed = new Vector4(0, 0, 0, 0);
newPos = targetPos;
if (order.Target != null && order.Target.HasDataBlob <SystemBodyInfoDB>())
{
positionDB.SetParent(order.Target);
}
if (order.Target != null)
{
if (order.Target.HasDataBlob <SystemBodyInfoDB>()) // Set position to the target body
{
positionDB.SetParent(order.Target);
}
}
else // We arrived, get rid of the order
{
shipEntity.GetDataBlob <ShipInfoDB>().Orders.Dequeue();
}
}
positionDB.AbsolutePosition = newPos;
int kMetersMoved = (int)(newDistanceDelta * GameConstants.Units.KmPerAu);
Dictionary <Guid, int> fuelAmounts = new Dictionary <Guid, int>();
foreach (var item in propulsionDB.FuelUsePerKM)
{
fuelAmounts.Add(item.Key, (int)item.Value * kMetersMoved);
}
StorageSpaceProcessor.RemoveResources(storedResources, fuelAmounts);
}
}
}
}