Tilemap Randomization

tool
extends TileMap


export(bool) var lock_pattern = false
export(int) var random_int = 0 setget tilemap_randomization


func tilemap_randomization(random_input: int):
    if lock_pattern:
        return

    random_int = random_input
    var rng = RandomNumberGenerator.new()
    rng.randomize()

    # Check of tool script is running on editor
    if Engine.is_editor_hint():
        for cell_position in get_used_cells():
            var num: int = 0
            if random_int != 0:
                num = rng.randi_range(0, 24)
            set_cellv(cell_position, num)


# If you want to randomize on runtime:
#func _ready():
#    var rng = RandomNumberGenerator.new()
#    rng.randomize()
#
#    for cell_position in get_used_cells():
#        var num = rng.randi_range(0, 24)
#        set_cellv(cell_position, num)