public static IEnumerable <(Direction dir, EntityUid entity)> GetCardinalNeighborCells(
IMapGrid grid,
Vector2i coords,
bool includeSameTile = true)
{
if (includeSameTile)
{
foreach (var uid in grid.GetAnchoredEntities(coords))
{
yield return(Direction.Invalid, uid);
}
}
foreach (var uid in grid.GetAnchoredEntities(coords + (0, 1)))
{
yield return(Direction.North, uid);
}
foreach (var uid in grid.GetAnchoredEntities(coords + (0, -1)))
{
yield return(Direction.South, uid);
}
foreach (var uid in grid.GetAnchoredEntities(coords + (1, 0)))
{
yield return(Direction.East, uid);
}
foreach (var uid in grid.GetAnchoredEntities(coords + (-1, 0)))
{
yield return(Direction.West, uid);
}
}
private static PuddleComponent?GetPuddle(IEntityManager entityManager, IMapGrid mapGrid, Vector2i pos)
{
foreach (var uid in mapGrid.GetAnchoredEntities(pos))
{
if (entityManager.TryGetComponent(uid, out PuddleComponent puddleComponent))
{
return(puddleComponent);
}
}
return(null);
}
public static IEnumerable <Node> GetNodesInTile(IComponentManager compMgr, IMapGrid grid, Vector2i coords)
{
foreach (var entityUid in grid.GetAnchoredEntities(coords))
{
if (!compMgr.TryGetComponent(entityUid, out NodeContainerComponent? container))
{
continue;
}
foreach (var node in container.Nodes.Values)
{
yield return(node);
}
}
}
private void UpdateTile(IMapGrid grid, Vector2i position)
{
var covered = HasFloorCover(grid, position);
foreach (var uid in grid.GetAnchoredEntities(position))
{
if (!TryComp(uid, out SubFloorHideComponent? hideComp))
{
continue;
}
if (hideComp.IsUnderCover == covered)
{
continue;
}
hideComp.IsUnderCover = covered;
UpdateAppearance(uid, hideComp);
}
}