Animating extrusions

[brazil]

How do you go about animating the extrusion of an object. I'm trying to make a ribbon "draw on". Thanks in advance for any help.

[policarpo]

check Micahel Wolf's great interview.

There's a surprise for you at the end which should solve your problems. :)

http://www.newtek-europe.com/uk/community/lightwave/wolf/1.html

[Dodgy]

You could use an animated boolean:

http://www.shift.gr.jp/html/staff/sp/sp000002.html

[munky]

or if you are on a mac cause the animated boolean plug is pc only then you could try usin a clip map

regards

paul