protected Entity(WorldProxy proxy, Sprite sprite, Vector2 position, float rotation, float size, bool isRectangle = false)
{
Size = size;
WorldProxy = proxy;
CurrentSprite = sprite;
//Creating body with specified shape (round or square)
Body = isRectangle
? BodyFactory.CreateRectangle(WorldProxy.World, ConvertUnits.ToSimUnits(CurrentSprite.ObjectSize * size),
ConvertUnits.ToSimUnits(CurrentSprite.ObjectSize * size), 5f, position)
: BodyFactory.CreateCircle(WorldProxy.World,
ConvertUnits.ToSimUnits(Math.Min(CurrentSprite.ObjectSize, CurrentSprite.ObjectSize) * size),
1.5f, position);
Body.BodyType = BodyType.Dynamic;
Body.Rotation = rotation;
Body.Friction = 0.0f;
Body.Restitution = 0.2f;
Body.LinearDamping = 0.2f;
Body.AngularDamping = 0.2f;
Body.CollisionCategories = Category.All;
Body.CollidesWith = Category.All;
Body.LocalCenter = new Vector2(CurrentSprite.ObjectSize/2);
}
public Creature(WorldProxy proxy, Sprite sprite, Sprite attackSprite, Vector2 position, float rotation, float size, int generation = 0)
: base(proxy, sprite, position, rotation, size)
{
Body.UserData = "creature";
_generation = generation;
_normalSprite = sprite;
_attackSprite = attackSprite;
//Most of parameters are based on creature size
Health = MaxHealth = size*100f;
_maxSpeed = GameSettings.CreatureMovingSpeed/size;
_maxRotatingSpeed = GameSettings.CreatureRotatingSpeed/size;
_breedingEnergy = GameSettings.CreatureBreedingEnergy*size;
_maxSmellDistance = ConvertUnits.ToSimUnits(CurrentSprite.ObjectSize*
size*GameSettings.CreatureSniffRange);
//Initizating the network layer
_neuralNetwork = new RecurrentNetwork(GameSettings.NetworkInputs, GameSettings.NetworkOutputs,
GameSettings.NetworkHiddenLayers, GameSettings.NetworkHiddenNeurons);
_neuralNetwork.Layers[1 + GameSettings.NetworkHiddenLayers].RecurrentLayer = null;
_neuralNetwork.Layers[2 + GameSettings.NetworkHiddenLayers].OutputLayer = _neuralNetwork.Layers[GameSettings.NetworkHiddenLayers];
_neuralNetwork.Layers[GameSettings.NetworkHiddenLayers].RecurrentLayer = _neuralNetwork.Layers[2 + GameSettings.NetworkHiddenLayers];
_neuralNetwork.Initialize(GameSettings.NetworkInitMinValue, GameSettings.NetworkInitMaxValue);
_neuralNetwork.LearningRate = NetworkUtils.RandomSpread(GameSettings.NetworkLearningRate, GameSettings.NetworkRandomSpread);
_networkThreshold = Utils.RandomSpread(GameSettings.NetworkThreshold, GameSettings.NetworkRandomSpread);
Body.Rotation = 0;
//Creating a claws
_claws = FixtureFactory.AttachCircle(
ConvertUnits.ToSimUnits(CurrentSprite.ObjectSize*
size*GameSettings.ClawsSize), 1f, Body,
ConvertUnits.ToSimUnits(new Vector2(CurrentSprite.ObjectSize * size * (1 - GameSettings.ClawsSize/4), 0)), "creature");
_claws.CollidesWith = Category.All;
_claws.OnCollision = BodyOnOnCollision;
Body.Rotation = rotation;
for(var i=0; i < GameSettings.NetworkOutputs; i++)
_actions.Add((CreatureActions)i, false);
}
public Food(WorldProxy proxy, Sprite sprite, Vector2 position, float rotation, float size = 1f)
: base(proxy, sprite, position, rotation, size)
{
Body.UserData = "food";
}
//The simpliest object in game.
//They do nothing, but they are visible and pushable.
public Crate(WorldProxy proxy, Sprite sprite, Vector2 position, float rotation, float size)
: base(proxy, sprite, position, rotation, size, true)
{
Body.UserData = "crate";
}
public EntityFactory(SpriteFactory spriteFactory, WorldManager worldManager)
{
//Sprite factory is using for creating entities' own sprites
_spriteFactory = spriteFactory;
_worldProxy = new WorldProxy(worldManager);
}
