/// <summary>
/// Transforms global world coordinates to chunk indices relative to grid origin.
/// </summary>
/// <param name="localPos">The position in the world.</param>
/// <returns></returns>
public Indices WorldToChunk(LocalCoordinates posWorld)
{
var local = posWorld.ConvertToGrid(this);
var x = (int)Math.Floor(local.X / (TileSize * ChunkSize));
var y = (int)Math.Floor(local.Y / (TileSize * ChunkSize));
return(new Indices(x, y));
}
public bool InRange(LocalCoordinates localpos, float range)
{
if (localpos.MapID != MapID)
{
return(false);
}
return((localpos.ToWorld().Position - ToWorld().Position).LengthSquared < range * range);
}
/// <summary>
/// Updates a single tile from the network message.
/// </summary>
/// <param name="message">The message containing the info.</param>
private void HandleTileUpdate(MsgMap message)
{
Debug.Assert(_netManager.IsClient, "Why is the server calling this?");
var x = message.SingleTurf.X;
var y = message.SingleTurf.Y;
var tile = (Tile)message.SingleTurf.Tile;
var pos = new LocalCoordinates(x, y, message.GridIndex, message.MapIndex);
pos.Grid.SetTile(pos, tile);
}
/// <inheritdoc />
public TileRef GetTile(LocalCoordinates worldPos)
{
var chunkIndices = WorldToChunk(worldPos);
var gridTileIndices = WorldToTile(worldPos);
Chunk output;
if (_chunks.TryGetValue(chunkIndices, out output))
{
var chunkTileIndices = output.GridTileToChunkTile(gridTileIndices);
return(output.GetTile((ushort)chunkTileIndices.X, (ushort)chunkTileIndices.Y));
}
return(new TileRef(MapID, Index, gridTileIndices.X, gridTileIndices.Y, default(Tile)));
}
/// <inheritdoc />
public IMapGrid FindGridAt(LocalCoordinates worldPos)
{
var pos = worldPos.ToWorld().Position;
IMapGrid grid = GetDefaultGrid();
foreach (var kvGrid in _grids)
{
if (kvGrid.Value.AABBWorld.Contains(pos) && kvGrid.Value.Index != GridId.DefaultGrid)
{
grid = kvGrid.Value;
}
}
return(grid);
}
/// <inheritdoc />
public LocalCoordinates LocalToWorld(LocalCoordinates local)
{
return(new LocalCoordinates(local.Position + WorldPosition, 0, local.MapID));
}
/// <inheritdoc />
public void SetTile(LocalCoordinates worldPos, ushort tileId, ushort tileData = 0)
{
SetTile(worldPos, new Tile(tileId, tileData));
}
/// <inheritdoc />
public void SetTile(LocalCoordinates worldPos, Tile tile)
{
var localTile = WorldToTile(worldPos);
SetTile(localTile.X, localTile.Y, tile);
}
/// <inheritdoc />
public LocalCoordinates LocalToWorld(LocalCoordinates posLocal)
{
return(new LocalCoordinates(posLocal.Position + WorldPosition, GridId.DefaultGrid, posLocal.MapID));
}
public bool InRange(LocalCoordinates localpos, int range)
{
return(InRange(localpos, (float)range));
}
