public List<EntityInfo> NearestEntities(Entity sender, float distance)
{
var entities = (from entity in _worldManager.EntityList
let d = Utils.GetDistance((Vector2) sender.GetCustomData()["faceposition"], sender.Body.Position)
where d <= distance
select entity).ToList();
return entities.Select(GetEntityInfo).ToList();
}
//Creating a child creature
public Entity CreateCreature(Entity parent)
{
var generation = (int) parent.GetCustomData()["generation"];
var sprite = _spriteFactory.CreateCreatureSprite();
var attackSprite = _spriteFactory.CreateCreatureAttackSprite();
//Position and size is relative to parent's ones
var position = ConvertUnits.ToDisplayUnits(parent.Body.Position);
var size =
Utils.Range(Utils.RandomSpread(parent.Size, 0.2f), GameSettings.CreatureSizeMin / 1.5f,
GameSettings.CreatureSizeMax * 1.5f);
var x = Utils.Random.Next(Math.Max((int) (position.X - sprite.ObjectSize*size), GameSettings.Borders.X),
Math.Min((int) (position.X + sprite.ObjectSize*size),
GameSettings.Borders.X + GameSettings.Borders.Width));
var y = Utils.Random.Next(Math.Max((int) (position.Y - sprite.ObjectSize*size), GameSettings.Borders.Y),
Math.Min((int) (position.Y + sprite.ObjectSize*size),
GameSettings.Borders.Y + GameSettings.Borders.Height));
var creature = new Creature(_worldProxy, sprite, attackSprite, ConvertUnits.ToSimUnits(new Vector2(x, y)),
RandomRotation(), size, generation + 1);
//We need to clone parent's neural network to child (with some interferences)
var parentNetwork = (RecurrentNetwork) parent.GetCustomData()["neuralnetwork"];
var network = (RecurrentNetwork) creature.GetCustomData()["neuralnetwork"];
for (var i = 0; i < network.Layers.Count(); i++)
{
var layer = parentNetwork.Layers.ToList();
var newLayer = network.Layers.ToList();
var neuronsCount = layer[i].NeuronCount;
if (i == 0) neuronsCount -= layer[2].NeuronCount;
for (var j = 0; j < neuronsCount; j++)
{
var neurons = layer[i].Neurons.ToList();
var newNeurons = newLayer[i].Neurons.ToList();
for (var k = 0; k < neurons[j].SourceSynapses.Count; k++)
newNeurons[j].SourceSynapses[k].Weight = Utils.RandomSpread(
neurons[j].SourceSynapses[k].Weight, GameSettings.NetworkRandomSpread);
for (var k = 0; k < neurons[j].DestinationSynapses.Count; k++)
newNeurons[j].DestinationSynapses[k].Weight =
Utils.RandomSpread(neurons[j].DestinationSynapses[k].Weight,
GameSettings.NetworkRandomSpread);
}
}
return creature;
}
private void DrawHealthBar(Entity creature)
{
var health = (float) creature.GetCustomData()["health"];
var maxHealth = (float)creature.GetCustomData()["maxhealth"];
var position =
Utils.TransformCoordinates(new Vector2(ConvertUnits.ToDisplayUnits(creature.Body.Position.X),
ConvertUnits.ToDisplayUnits(creature.Body.Position.Y)));
var centerX = position.X;
var centerY = position.Y - creature.CurrentSprite.ObjectSize * 2 * creature.Size - 40 +
GameSettings.HealthBarHeight - 20 / creature.Size;
var rectangle = new Rectangle(
(int)(centerX - (float)GameSettings.HealthBarWidth / 2),
(int)(centerY - (float)GameSettings.HealthBarHeight / 2),
(int)Math.Ceiling((health / maxHealth) * GameSettings.HealthBarWidth),
GameSettings.HealthBarHeight
);
var borderRectangle = new Rectangle(
(int)(centerX - (float)GameSettings.HealthBarWidth / 2 - 2),
(int)(centerY - (float)GameSettings.HealthBarHeight / 2 - 2),
GameSettings.HealthBarWidth + 4,
GameSettings.HealthBarHeight + 4
);
var color = new Color(
(int)((maxHealth - health) * 2.55f),
(int)(health / maxHealth * 255),
0
);
GraphicsManager.DrawBorder(borderRectangle, 2, Color.Black);
GraphicsManager.DrawColoredRectangle(rectangle, color);
}
private void DrawBreedingEnergyBar(Entity creature)
{
var breedingSatiety = (float) creature.GetCustomData()["breedingsatiety"];
var breedingTimer = (float) creature.GetCustomData()["breedingtimer"];
var breedingEnergy = (float)creature.GetCustomData()["breedingenergy"];
var energy = breedingSatiety + breedingTimer;
var position =
Utils.TransformCoordinates(new Vector2(ConvertUnits.ToDisplayUnits(creature.Body.Position.X),
ConvertUnits.ToDisplayUnits(creature.Body.Position.Y)));
var centerX = position.X;
var centerY = position.Y - creature.CurrentSprite.ObjectSize * 2 * creature.Size - 80 +
GameSettings.HealthBarHeight - 20 / creature.Size;
var rectangle = new Rectangle(
(int)(centerX - (float)GameSettings.HealthBarWidth / 2),
(int)(centerY - (float)GameSettings.HealthBarHeight / 2),
(int)Math.Ceiling((energy / breedingEnergy) * GameSettings.HealthBarWidth),
GameSettings.HealthBarHeight
);
var borderRectangle = new Rectangle(
(int)(centerX - (float)GameSettings.HealthBarWidth / 2 - 2),
(int)(centerY - (float)GameSettings.HealthBarHeight / 2 - 2),
GameSettings.HealthBarWidth + 4,
GameSettings.HealthBarHeight + 4
);
var color = new Color(
255,
(int)(energy / breedingEnergy * 255),
(int)((breedingEnergy - energy) * 2.55f)
);
GraphicsManager.DrawBorder(borderRectangle, 2, Color.Black);
GraphicsManager.DrawColoredRectangle(rectangle, color);
}
