Quote Originally Posted by Helloo
thank you all for replying ...

actually .. i need to both rotate and translate ... in 3-D

so from my understanding i subtract the offset and work out the angles for each direction ... and then i use euler angles to transform points ?

and if I do use euler angles, should the sequence i choose make a difference ?
Succesive rotations do not commute so the order is important.
If you work the transformations using matrices it becomes all much tidier.