game-development - w3toppers.com

Can’t flip direction of ball without messing up gravity

you are not really doing reflection … to reflect by major axis you should negate the appropriate coordinate of the speed vector (and correct the position) I do not see such behavior in your code. Instead your y velocity has no sign regardless of the direction up/down hence you just add gravity acc to it … Read more

In Unity (C#), why am I getting a NullReferenceException and how do I fix it? [duplicate]

Explanation In C# generally, this is caused by referencing a field that hasn’t been initialized. For example, if you have a field public List<GameObject> items and you later call items.Add(foo) without first doing items = new List<GameObject>(), then you are trying to add an item to a list that doesn’t exist. However, in Unity specifically, … Read more