public bool SpawnEntity(IEntity entity)
{
var player = _client.Player;
if (player.Id == entity.Id)
{
return(false);
}
var chunkManager = _world.ChunkManager;
var chunkPosition = ChunkPosition.FromWorld(entity.Position);
if (!chunkManager.IsLoaded(chunkPosition))
{
Logger.Warn("Trying to spawn {0} in an unloaded chunk", entity);
return(false);
}
if (!_loadedEntities.Add(entity))
{
return(false);
}
Logger.Info("Spawning entity #{0} on {1}", entity.Id, _client);
var connection = _client.Connection;
connection.SpawnEntity(entity);
return(true);
}
public IBlockState GetBlock(Vector3Int position)
{
var chunkPos = ChunkPosition.FromWorld(position);
if (!ChunkManager.IsLoaded(chunkPos))
{
return(null);
}
var chunk = ChunkManager.GetChunk(chunkPos);
var index = Chunk.SectionIndex(position.Y);
if (!chunk.HasSection(index))
{
return(null);
}
var section = chunk[index];
return(section.BlockStorage.GetBlock(
position.X % Minecraft.Units.Chunk.Size,
position.Y % Minecraft.Units.Chunk.SectionHeight,
position.Z % Minecraft.Units.Chunk.Size
));
}
private void OnEntitySpawned(object sender, EntityEventArgs e)
{
var entity = e.Entity;
var position = ChunkPosition.FromWorld(entity.Position);
var chunkManager = _world.ChunkManager;
if (chunkManager.IsLoaded(position))
{
SpawnEntity(entity);
}
}
private void OnWorldContextRegistered(object sender, WorldContextEventArgs e)
{
var chunkManager = _world.ChunkManager;
var worldContext = e.WorldContext;
var entityManager = worldContext.EntityManager;
foreach (var entity in entityManager)
{
var chunkPosition = ChunkPosition.FromWorld(entity.Position);
if (chunkManager.IsLoaded(chunkPosition))
{
SpawnEntity(entity);
}
}
entityManager.EntitySpawned += OnEntitySpawned;
entityManager.EntityRemoved += OnEntityRemoved;
}
public void SetBlock(Vector3Int position, IBlockState blockState)
{
var chunkPos = ChunkPosition.FromWorld(position);
if (!ChunkManager.IsLoaded(chunkPos))
{
return;
}
var chunk = ChunkManager.GetChunk(chunkPos);
var index = Chunk.SectionIndex(position.Y);
var section = chunk.CreateSection(index);
section.BlockStorage.SetBlock(
position.X % Minecraft.Units.Chunk.Size,
position.Y % Minecraft.Units.Chunk.SectionHeight,
position.Z % Minecraft.Units.Chunk.Size,
blockState
);
}
private void OnChunkUnloaded(object sender, ChunkEventArgs e)
{
var toRemove = new HashSet <IEntity>();
var unloadedChunk = e.Position;
var worldContexts = _world.WorldContexts;
foreach (var worldContext in worldContexts)
{
var entityManager = worldContext.EntityManager;
foreach (var entity in entityManager)
{
var chunkPosition = ChunkPosition.FromWorld(entity.Position);
if (unloadedChunk != chunkPosition)
{
continue;
}
toRemove.Add(entity);
}
}
RemoveEntities(toRemove);
}
public IEnumerable <IEntity> GetEntities(ChunkPosition position)
{
return(_entities.Where(e => ChunkPosition.FromWorld(e.Position) == position));
}