public Vector3 GetGroundPosition(Coord c)
{
MazeTile t = GetTile(c);
return(t?t.CalcVisibilityTarget():GetPosition(c));
}
public void PlaceObjectOverTile(Transform t, MazeTile mt)
{
Vector3 p = mt.CalcVisibilityTarget() + Vector3.up * tileSize.y;
t.position = p;
}