Tutorial pages, can I add the solution?

Haha much smoother, I’m way too lazy (and didn’t even think about it to be honest) to use accurate stuff while learning the basics hehe

A much better alternative of course, added!

Both approaches have their place (they work in fundamentally different ways) so it’s good to have both.

Yeah, having the use of sin cos and whatnot has a big impact on performance, according to what I’ve heard many times, because it’s such complex calculations.

@tiagoparreira said:
Yeah, having the use of sin cos and whatnot has a big impact on performance, according to what I've heard many times, because it's such complex calculations.

Here is another great tip : never assume anything about performance, always, always measure it.

As Donald Knuth said "premature optimization is the root of all evil" - http://en.wikipedia.org/wiki/Program_optimization

Haha I’ll keep that in mind thanks :slight_smile: