public override NavyTaskEvaluation ComputeFitness(BaseNavyArmy navyGarrison)
{
NavyTaskEvaluation navyTaskEvaluation = new NavyTaskEvaluation();
navyTaskEvaluation.Fitness = new HeuristicValue(0f);
navyTaskEvaluation.Task = this;
if (navyGarrison.Garrison.GetPropertyValue(SimulationProperties.CityDefensePointLossPerTurn) <= 0f)
{
navyTaskEvaluation.Fitness.Value = -1f;
navyTaskEvaluation.Fitness.Log("Avoid using army without fortification damage.", new object[0]);
}
else
{
navyTaskEvaluation.Fitness.Add(1f, "(constant)", new object[0]);
float propertyValue = this.Target.GetPropertyValue(SimulationProperties.DefensivePower);
float propertyValue2 = this.Target.GetPropertyValue(SimulationProperties.CoastalDefensivePower);
if (propertyValue + propertyValue2 > 0f)
{
float num = (propertyValue + propertyValue2) / (float)navyGarrison.Garrison.UnitsCount;
using (IEnumerator <Unit> enumerator = navyGarrison.Garrison.Units.GetEnumerator())
{
while (enumerator.MoveNext())
{
if (enumerator.Current.GetPropertyValue(SimulationProperties.Health) - num < num * 2f)
{
navyTaskEvaluation.Fitness.Subtract(0.2f, "(constant) Retaliation will kill units.", new object[0]);
}
}
}
}
float numberOfTurnToReach = (float)this.worldPositionService.GetDistance(navyGarrison.Garrison.WorldPosition, this.Target.WorldPosition) / navyGarrison.GetMaximumMovement();
navyTaskEvaluation.Fitness.Multiply(base.ComputeDistanceFitness(numberOfTurnToReach, navyGarrison.Role), "Distance", new object[0]);
}
return(navyTaskEvaluation);
}
protected override void FilterTasks()
{
base.TaskEvaluations.Clear();
if (base.Garrison.CurrentUnitSlot > 0 && base.Commander != null)
{
for (int i = 0; i < this.navyLayer.NavyTasks.Count; i++)
{
if (this.navyLayer.NavyTasks[i].CheckValidity())
{
NavyTaskEvaluation navyTaskEvaluation = this.navyLayer.NavyTasks[i].ComputeFitness(this);
if (base.CurrentMainTask == this.navyLayer.NavyTasks[i] || this.navyLayer.NavyTasks[i].AssignedArmy == this)
{
navyTaskEvaluation.Fitness.Boost(0.2f, "Already assigned", new object[0]);
}
base.TaskEvaluations.Add(navyTaskEvaluation);
}
}
}
}
