public static int StairsDownNextToGenerate(int roomWidth, int roomHeight)
{
if (_instance.roomHistory.Count == 0)
{
return(-1);
}
var refRoom = _instance.roomHistory[_instance.roomHistory.Count - 1];
var pos = RoomMath.GetCorrespondingPosition(refRoom, TileType.StairsUp, roomWidth, roomHeight, true);
var coord = Coordinate.FromPosition(pos, roomWidth);
if (RoomMath.CoordinateOnCorner(coord, roomWidth, roomHeight))
{
if (coord.x == 0)
{
coord.x = 1;
}
else if (coord.y == 0)
{
coord.y = 1;
}
else
{
coord.x -= 1;
}
}
return(coord.ToPosition(roomWidth, roomHeight));
}
