How can I rotate a camera around its own axis based on a rotation Vector3?

[willmotil]

Kinda old and in hindsite im not sure i liked the idea of the styles i put in it.
but in addition to some free rotations.
All the basic individual rotations and stuff are at the bottom of the class in this post.

Fixed and Free 3D Camera Code Example

Decided to post this here as yet another camera class as a working example / tutorial in code. This camera is simple but fairly complete and its just one class. I left in lots of comments so anyone trying to understand how it works can learn by looking at it and using it. What it is… It is both a fixed camera e.g. a Fps camera and a Free camera like in a airplane game or space sim. It has two Mouse Keyboard control layout schemes. You select them as options after you create the camera. It’…