private void BindingSource_CurrentChanged(object sender, EventArgs e)
{
if (!this.ignore.ContainsKey((BindingSource)sender))
{
return;
}
this.ignore[(BindingSource)sender] = true;
DataRefresh?.Invoke(this, new EventArgs());
}
public void Update(TimeSpan elapsed)
{
_elapsedSinceLastVegetableGeneration += elapsed;
_elapsedSinceLastDataRefreshTime += elapsed;
foreach (var specie in Population)
{
var newGeneration = new List <Animal>();
foreach (var animal in specie.Value)
{
// He could die due to another animal attack
if (_evaluator.IsDead(animal))
{
continue;
}
// * Movement
bool moved = false;
// Hunger is always the priority
if (animal.IsHungry)
{
if (animal.Diet == Diet.Herbivore)
{
var vegetableNearby = _evaluator.FirstVegetableInLineOfSight(animal);
if (vegetableNearby != null)
{
moved = _evaluator.Approach(animal, vegetableNearby, elapsed);
if (_evaluator.IsEnoughCloseToInteract(animal, vegetableNearby))
{
_evaluator.Eat(animal, vegetableNearby);
}
}
}
else if (animal.Diet == Diet.Carnivorous)
{
var enemyNearby = _evaluator.FirstEnemyInLineOfSight(animal);
if (enemyNearby != null)
{
moved = _evaluator.Approach(animal, enemyNearby, elapsed);
if (_evaluator.IsEnoughCloseToInteract(animal, enemyNearby))
{
_evaluator.Attack(animal, enemyNearby);
if (_evaluator.IsDead(enemyNearby))
{
_evaluator.Eat(animal, enemyNearby);
}
if (_evaluator.IsDead(animal))
{
continue;
}
}
}
}
}
else
{
if (animal.Diet == Diet.Herbivore)
{
var enemyNearby = _evaluator.FirstEnemyInLineOfSight(animal);
if (enemyNearby != null)
{
moved = _evaluator.Flee(animal, enemyNearby, elapsed);
}
}
// If it is in love, find a partner
if (!moved && _evaluator.NeedsToReproduce(animal))
{
var otherGenderAllyNearbyThatNeedsToReproduce = _evaluator.AllayInLineOfSight(animal, true);
if (otherGenderAllyNearbyThatNeedsToReproduce != null)
{
moved = _evaluator.Approach(animal, otherGenderAllyNearbyThatNeedsToReproduce, elapsed);
if (_evaluator.IsEnoughCloseToInteract(animal, otherGenderAllyNearbyThatNeedsToReproduce))
{
var father = animal.Gender == Gender.Male ? animal : otherGenderAllyNearbyThatNeedsToReproduce;
var mother = animal.Gender == Gender.Female ? animal : otherGenderAllyNearbyThatNeedsToReproduce;
var newAnimal = _evaluator.Copulate(father: father, mother: mother);
newGeneration.Add(newAnimal);
if (animal.Diet == Diet.Carnivorous)
{
TotalBornCarnivorousNumber++;
}
else
{
TotalBornHerbivoreNumber++;
}
}
}
}
if (!moved)
{
// Every animal tends to stay in group with his specie
var allyNearby = _evaluator.AllayInLineOfSight(animal);
if (allyNearby != null)
{
moved = _evaluator.Approach(animal, allyNearby, elapsed);
}
}
}
// Move randomly to feel alive
_evaluator.RandomMove(animal, elapsed);
_evaluator.EvaluateMoveEnergyCost(animal);
_evaluator.EvaluateAge(animal);
}
for (int a = specie.Value.Count - 1; a >= 0; --a)
{
if (_evaluator.IsDead(specie.Value[a]))
{
if (specie.Value[a].Diet == Diet.Carnivorous)
{
TotalDeadCarnivorousNumber++;
}
else
{
TotalDeadHerbivoreNumber++;
}
_evaluator.Kill(specie.Value[a]);
specie.Value.RemoveAt(a);
}
}
specie.Value.AddRange(newGeneration);
}
for (int v = Vegetables.Count - 1; v >= 0; --v)
{
_evaluator.EvaluateAge(Vegetables[v]);
if (Vegetables[v].IsEaten)
{
Vegetables.RemoveAt(v);
}
}
if (_elapsedSinceLastVegetableGeneration > StartingValues.IntervalForVegetablesGeneration)
{
Vegetables.AddRange(_generator.SpawnVegetables(StartingValues.NumberOfVegetables - Vegetables.Count));
_elapsedSinceLastVegetableGeneration = TimeSpan.Zero;
}
if (_elapsedSinceLastDataRefreshTime > _intervalForRaiseDataRefreshTime)
{
DataRefresh?.Invoke(this, EventArgs.Empty);
_elapsedSinceLastDataRefreshTime = TimeSpan.Zero;
}
}