Sources to Good Graphics System. Includes: YART - Tcl/Tk Raytracer/Shader/Radiosity Kernel IOM - A Graphical Modeler Based on the Yart Kernel Yart/VR - An extension to Yart to support distributed Virtual Reality concepts Deltablue - Incremental Dataflow constraint solver Scientific Data Visualisation Classes A couple of small demos, and utilties ( like vogl ). All the 'readmes' and install info.. It all should compile easily, though you **will** need to have tk/tcl installed for this stuff to compile. A small (working) binary compliation is to follow to replace the broken ( and incomplete ) copy that exists on linux archives now...... Also available is htmlized docs...(as GOOD1.2_html.tar.gz)