/// <summary>
/// Sauvegarde le terrain.
/// </summary>
public void SaveLoadedChunks()
{
foreach (Chunk chunk in LoadedChunks.Values)
{
AsyncChunkOps.AddChunkToSaveList(this, chunk);
}
}
/// <summary>
/// Met à jour les chunks chargés.
/// </summary>
public void Update(Vector3 playerPosition)
{
Chunk loaded = AsyncChunkOps.GetLoadedChunk();
if ((loaded != null) && !LoadedChunks.ContainsKey(loaded.Position))
{
LoadedChunks.Add(loaded.Position, loaded);
if (Position.DistanceBetween(loaded.Position, CenterChunkPosition).AllInfEqTo(LoadDistance))
{
DisplayedChunks.Add(loaded.Position, loaded);
loaded.Instantiate();
}
}
if (ToInstantiate.Count > 0)
{
Chunk chunk = ToInstantiate.Dequeue();
chunk.Instantiate();
}
long now = DateTime.Now.Ticks / TimeSpan.TicksPerMillisecond;
if (now - LastChunkUpdate > 1000)
{
LastChunkUpdate = now;
foreach (Chunk chunk in LoadedChunks.Values)
{
chunk.Update();
}
}
Position playerChunkPosition = EntityUtils.ToChunkPosition(playerPosition);
if (playerChunkPosition == CenterChunkPosition)
{
return;
}
//unload chunks
foreach (Chunk chunk in new List <Chunk>(LoadedChunks.Values))
{
if (Position.DistanceBetween(chunk.Position, playerChunkPosition).AnySupTo(loadDistance * 2))
{
DisplayedChunks.Remove(chunk.Position);
LoadedChunks.Remove(chunk.Position);
chunk.Destroy();
AsyncChunkOps.AddChunkToSaveList(this, chunk);
}
}
//hide chunks
foreach (Chunk chunk in new List <Chunk>(DisplayedChunks.Values))
{
if (Position.DistanceBetween(chunk.Position, playerChunkPosition).AnySupTo(loadDistance))
{
DisplayedChunks.Remove(chunk.Position);
chunk.Hide();
}
}
Position start = playerChunkPosition.SubtractAll(loadDistance);
Position end = playerChunkPosition.AddAll(loadDistance);
//load chunks.
for (int x = start.X; x <= end.X; x++)
{
for (int y = start.Y; y <= end.Y; y++)
{
for (int z = start.Z; z <= end.Z; z++)
{
Position tmp = new Position(x, y, z);
if (!IsChunkLoaded(tmp))
{
AsyncChunkOps.AddChunkToLoadList(this, tmp);
}
else
{
if (!IsChunkDisplayed(tmp))
{
Chunk toDisplay = LoadedChunks[tmp];
ToInstantiate.Enqueue(toDisplay);
DisplayedChunks.Add(tmp, toDisplay);
}
}
}
}
}
CenterChunkPosition = playerChunkPosition;
}