diagonal walking

[Fondep]

How do I add diagonal walking to my game?

[Push]

Here is a good place to start:

 

[Fondep]

I read the comments that it is not up to date on the subject. Also I don't know how to implement this

[Push]

That would be the best start to take, you will most likely have to update the code.
Diagonal movement is not a base feature for this engine, so you will have to code it in yourself or hire someone to do so.