private void UpdateAnimal(SimulatedAnimal animal)
{
var selectNewTargetPlace = IsReachedTargetPlace(animal);
if (selectNewTargetPlace)
{
animal.TargetPlace = animal.KnownPlaces.Except(new[] { animal.TargetPlace })
.ElementAt(Random.Next(animal.KnownPlaces.Length - 1));
}
if (animal.stepsUntilNextDecision == 0)
{
var randomSpeed = (float)Random.NextDouble() * 0.3f + 0.01f;
if (Random.Next(6) == 0)
{
animal.Velocity = Vector2.Normalize(new Vector2(Random.Next(-360, 360), Random.Next(-360, 360))) * randomSpeed;
}
else
{
animal.Velocity = Vector2.Normalize(animal.TargetPlace - animal.Position) * randomSpeed;
}
animal.stepsUntilNextDecision = 1;
}
animal.stepsUntilNextDecision--;
animal.Position += animal.Velocity;
}
private static bool IsReachedTargetPlace(SimulatedAnimal animal)
{
return(Vector2.Distance(animal.TargetPlace, animal.Position) < 0.01);
}
