How can I work out the different sets of rotations that are equivalent… i.e.
glrotatef(0, 1, 0, 0);
glrotatef(90, 0, 1, 0);
glrotatef(0, 0, 0, 1);
is the same as
glrotatef(90, 1, 0, 0);
glrotatef(90, 0, 1, 0);
glrotatef(90, 0, 0, 1);
cheers
gav