1screenboundary = class:new() 2 3function screenboundary:init(x) 4 self.x = x 5 self.y = -1000 6 self.width = 0 7 self.height = 1020 8 self.static = true 9 self.active = true 10 self.category = 10 11 self.mask = {true} 12end