yooo i did it

i got the basic fundas of hierarchy in glperformer.
i will write a small tutorial for other helpless souls struggling with pf.
there is still some problem with the hierarchy like what can be child of what. i hope to sort it out soon. i have to finish my acg assignment asap.
then start vision and acg project work. and the summer work. i have to talk to pjn about that.