public bool PostGenerateChunk(Chunk chunk, BlockSnapshot[,,] snapshots, World2dRegion region2d)
{
if (!_generations.TryRemove(chunk.Position, out var generation))
{
return(true);
}
return(generation.OnChunkLoad(snapshots, chunk, region2d));
}
private BlockSnapshot UpdateSnapshot(BlockSnapshot snapshot, Vector3i position,
World2dRegion region)
{
if (!(snapshot is IGrass grass))
{
return(snapshot);
}
var pos2d = new Vector2i(position.X, position.Z);
var relative = pos2d - (region.Position << World2dRegion.WorldPositionShift);
grass.GrassColor = region.InterpolatedGrassColors[relative.X, relative.Y];
return(snapshot);
}
public bool OnChunkLoad(BlockSnapshot[,,] snapshots, Chunk chunk, World2dRegion region2d)
{
var empty = true;
var chunkPos = chunk.Position << Chunk.WorldPositionShift;
Chunk.ForEachChunkPosition((x, y, z) => {
var blockPos = chunkPos + new Vector3i(x, y, z);
var data = _data[x, y, z];
if (data == null)
{
return;
}
chunk.Natural = false;
chunk.Modified = true;
if (data.OverrideBlocks)
{
if (!(data.Snapshot is BlockSnapshotAir))
{
empty = false;
}
snapshots[x, z, y] = UpdateSnapshot(data.Snapshot, blockPos, region2d);
return;
}
var snapshot = snapshots[x, z, y];
if (snapshot != null && !(snapshot is BlockSnapshotAir) &&
!(snapshot is BlockSnapshotTallGrass))
{
return;
}
if (!(data.Snapshot is BlockSnapshotAir))
{
empty = false;
}
snapshots[x, z, y] = UpdateSnapshot(data.Snapshot, blockPos, region2d);
});
return(empty);
}
public override void Load(Stream stream, BinaryFormatter formatter, uint version, World2dRegion region2d)
{
base.Load(stream, formatter, version, region2d);
_visibleFaces = (byte)formatter.Deserialize(stream);
_upside = (bool)formatter.Deserialize(stream);
}