Release Notes: Optional X11 output was added. The C script feature which allows the algorithmic creation of base images on the fly was added.
Release Notes: JPEG support was added. A bug in stereograph_parse_args() was fixed.
Release Notes: Massively reorganized code and data structures, extended code documentation, and some minor speedups.
Release Notes: An implementation of front-distance-relative linear rendering, which results in a new interpretation of the former distance values.
Release Notes: Transparent rendering auto sensing was implemented, which makes the -T flag obsolete. PPM reading was added.