Thanks Raf I saw that today. It's a problem somewhere with my matrix multiplication I think. Tried a bunch of different combos but I'm thinking it's what Matt touched on either the row / column mixing or a mistake in the shorthand somewhere.
-------------------------------------------- Eric Thivierge http://www.ethivierge.com On Mon, Aug 26, 2013 at 8:15 PM, Raffaele Fragapane < raffsxsil...@googlemail.com> wrote: > The rotation order matters. > It's as simple as each rotation pushing a gimbal along by a linear > distance of trigonometric functions of that angle in turns, in the rotation > order... order. > > Wikipedia has the matricial forms: > http://en.wikipedia.org/wiki/Rotation_matrix#Basic_rotations > > What's not working from that? Or if you haven't looked at it, shame on you! > >