How to interpolate rotations?

Question

I have two vectors describing rotations; a start rotation A and a target rotation B. How would I best go about interpolating A by a factor F to approach B?

Using a simpl

Answer 1

If you have decided to go with Quaternions (which will slerp very nicely), see my answer here on resources for implementing Quaternions: Rotating in OpenGL relative to the viewport

You should find plenty of examples in the links in that post.