http://graphics.im.ntu.edu.tw/~robin/jGL/, check it out… this api written in pure java… it is GPL …
check it out, hopefully it can becoeme part of jre one day as it can run in software mode also if re-written usin java2D calls it can use opegl or d3d under the hood. and achive performance similar to jogl or java3D.
Bilal El Uneis