function scr_get_valid_room(arg0, arg1, arg2 = 0)
{
    var chapter = arg0;
    var room_index = arg1;
    var plot = arg2;
    var current_room = new scr_valid_room(room_index, plot);
    var valid_rooms;
    if (chapter == 1)
        valid_rooms = [new scr_valid_room(283, 0), new scr_valid_room(316, 11), new scr_valid_room(321, 11), new scr_valid_room(326, 16), new scr_valid_room(330, 33), new scr_valid_room(340, 42), new scr_valid_room(349, 55), new scr_valid_room(352, 55), new scr_valid_room(354, 60), new scr_valid_room(363, 75), new scr_valid_room(371, 75), new scr_valid_room(377, 120), new scr_valid_room(378, 130), new scr_valid_room(388, 156), new scr_valid_room(395, 165), new scr_valid_room(404, 165), new scr_valid_room(407, 175), new scr_valid_room(392, 156), new scr_valid_room(337, 0)];
    if (chapter == 2)
        valid_rooms = [new scr_valid_room(28, 0), new scr_valid_room(71, 0), new scr_valid_room(72, 0), new scr_valid_room(85, 0), new scr_valid_room(88, 0), new scr_valid_room(93, 0), new scr_valid_room(99, 0), new scr_valid_room(122, 0), new scr_valid_room(125, 0), new scr_valid_room(136, 0), new scr_valid_room(131, 0), new scr_valid_room(138, 0), new scr_valid_room(143, 0), new scr_valid_room(162, 0), new scr_valid_room(167, 0), new scr_valid_room(197, 0), new scr_valid_room(203, 0), new scr_valid_room(181, 0), new scr_valid_room(206, 0), new scr_valid_room(4, 0)];
    var is_valid = false;
    for (var i = 0; i < array_length_1d(valid_rooms); i++)
    {
        if (current_room.room_index == valid_rooms[i].room_index)
        {
            is_valid = true;
            show_debug_message("1 found matching room: " + string(room_get_name(current_room.room_index)));
            break;
        }
    }
    if (!is_valid)
    {
        current_room.room_index++;
        for (var i = 0; i < array_length_1d(valid_rooms); i++)
        {
            if (current_room.room_index == valid_rooms[i].room_index)
            {
                is_valid = true;
                show_debug_message("2 found matching adjusted room: " + string(room_get_name(current_room.room_index)));
                break;
            }
        }
    }
    if (!is_valid)
    {
        current_room.room_index--;
        show_debug_message("trying to load invalid room: " + string(room_get_name(current_room.room_index)));
    }
    return current_room.room_index;
}

function scr_valid_room(arg0, arg1) constructor
{
    room_index = arg0;
    plot = arg1;
}

function scr_add_valid_room(arg0, arg1, arg2) constructor
{
}