public static void InputActiviateSkill(int index)
{
if(skills[index] != null && !skills[index].passive)//cannot activate a passive skill by input
{
skill_to_cast = skills[index];
skill_to_cast.Activiate();
}
}
protected void StartSkill(Skill s)
{
ai.current_skill = s;
s.Activiate();
}