/// <summary>
/// Determine the cells that will be transferred by a battle.
/// </summary>
///
/// <param name="winner">
/// The winner of the battle.
/// </param>
/// <param name="loser">
/// The loser of the battle.
/// </param>
///
/// <returns>
/// The bordering cells between the two civs.
/// </returns>
private Cell[] GetOccupiedTerritory(Civilization winner, Civilization loser)
{
HashSet <Cell> cells = new HashSet <Cell>();
foreach (Cell cell in winner.Neighbours)
{
if (cell.Owner == loser)
{
cells.Add(cell);
}
}
return(cells.ToArray());
}
/// <summary>
/// Start a new war between two civs.
/// </summary>
/// <param name="attacker">The initiator of the war.</param>
/// <param name="defender">The defending civ.</param>
/// <param name="seed">The seed used for random outcomes.</param>
public War(Civilization attacker, Civilization defender, int seed)
{
_random = new Random(seed);
_battleBalance = 0;
_duration = 1;
Attacker = attacker;
Defender = defender;
// Notify the participants that the war has properly started.
Attacker.StartWar(this);
Defender.StartWar(this);
// Create the logger and log the start of the war.
_logger = Logger.GetInstance();
_logger.AddWithGameTime(string.Format(WAR_START, Attacker.Name, Defender.Name), Simulator.Date, "war");
}
/// <summary>
/// Simulate all cells of a civ
/// </summary>
/// <param name="civilization">
/// The civilization to simulate all cells for
/// </param>
/// <returns>
/// A list of cells changed during the simulation
/// </returns>
private Cell[] SimulateCells(Civilization civilization)
{
List <Cell> changed = new List <Cell>();
// Use a parralel loop to speed up territory simulation of large civs.
Parallel.ForEach(civilization.Territory, cell => {
if (cell.Simulate(rand))
{
removeOwner.TryAdd(cell, cell.Owner);
}
else if (WentOverPopulationThreshold(cell))
{
changed.Add(cell);
}
});
return(changed.ToArray());
}
/// <summary>
/// Perform actions chosen by the civs
/// </summary>
/// <returns>
/// A list of cells changed during the simulation
/// </returns>
private Cell[] PerformCivilizationActions()
{
List <Cell> changed = new List <Cell>();
// Loop through all the actions from the civ
while (actionQueue.Count > 0)
{
// Try to dequeue the next action
if (actionQueue.TryDequeue(out SimulationAction action))
{
if (action.Action == CivDecision.EXPAND)
{
// Get the cell to claim
Cell cell = (Cell)action.Params[0];
// Claim the cell
if (action.Civilization.ClaimCell(cell))
{
// On succes, add to changed list
changed.Add(cell);
}
}
else if (action.Action == CivDecision.EXTERMINATE)
{
// Get the civ to declare war on
Civilization defender = (Civilization)action.Params[0];
// Ensure that two countries aren't at war twice at the same time.
if (ongoingWars.Find(w => (w.Defender == action.Civilization && w.Attacker == defender)) != null)
{
continue;
}
// Create a new war
War war = new War(action.Civilization, defender, Scene.Seed);
// Add to the ongoing war list
ongoingWars.Add(war);
}
}
}
return(changed.ToArray());
}
/// <summary>
/// The task to run for a civilization
/// </summary>
/// <param name="civilization">
/// The civilization to run the task for
/// </param>
/// <returns>
/// A list of cells changed during the simulation
/// </returns>
private Cell[] CivilizationTask(Civilization civilization)
{
Cell[] changedCells = SimulateCells(civilization);
return(changedCells);
}
public SimulationAction(Civilization civilization, CivDecision action, object[] @params)
{
Civilization = civilization;
Action = action;
Params = @params;
}