I don't search every waypoint there is in the scene and check if it's nearby!!!

As I said I use a Sphere trigger collider and anything that enters I collect it. I think this is really good for performance!

I don't need to know how many waypoints exist in the word neither needs to search each one of t…

@all8up That is right! How did I not think of that. I can just delegate this to the Physics system. That's how UE4 must be doing it! I have recently integrated Bullet Physics into my engine so yeah I think this will work fairly easily now.