Computer Graphics Proofs
Inverse of rotation/translation matrix
Occasionally I need to be back out of eye space and get back to object space, so I need the inverse of my modelview matrix. Finding an arbitrary inverse is non-trivial, but finding the inverse of a matrix that simply rotates and translates is simpler.
- Inverting a matrix product
- Inverting a translation
- Inverting a rotation
- Inverting a rotation + translation