function scr_setnpclogic(arg0, arg1, arg2)
{
    if (arg0 == -4)
    {
        scr_debug_print("Failed to add NPC logic");
        exit;
    }
    if (arg0.marker.sprite_index == spr_debug_40x40)
        arg0.marker.visible = 0;
    with (instance_create(0, 0, obj_npc_wrapper))
    {
        if (variable_struct_exists(arg1, "animspeed"))
            animspeed = arg1.animspeed;
        if (variable_struct_exists(arg1, "typer"))
            typer = arg1.typer;
        if (variable_struct_exists(arg1, "alwaysanimate"))
            alwaysanimate = arg1.alwaysanimate;
        npc = arg0;
        if (!variable_instance_exists(npc.id, "dialogue_side"))
            npc.dialogue_side = -1;
        setdialogue = arg2;
        choices = [];
        for (var i = 3; i < argument_count; i++)
            array_push(choices, argument[i]);
    }
}