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| Thanks Dan and Scott, Dan's first works the best. The math.abs versions is a bit too jagged and edgy, but I can see it working in other situations. James On Apr 25, 2012, at 4:28 PM, Dan Ebberts wrote: > One way would be to do it like this: > > amp = 20; > freq = 1; > ramp = .5; > offset = amp/2; > ease(time,inPoint,inPoint+ramp,0,offset + wiggle(freq,amp/2)) > > If you want to adjust how close to zero it gets, you could tie the offset variable to a slider: > > amp = 20; > freq = 1; > ramp = .5; > offset = effect("Slider Control")("Slider"); > ease(time,inPoint,inPoint+ramp,0,offset + wiggle(freq,amp/2)) > > > You could also do it with Math.abs(), but that will give you some pretty sharp bounces at zero: > > amp = 20; > freq = 1; > ramp = .5; > ease(time,inPoint,inPoint+ramp,0,Math.abs(wiggle(freq,amp))) > > Dan > > > -----Original Message----- From: James Culbertson > Sent: Wednesday, April 25, 2012 4:01 PM > To: After Effects Mail List > Subject: [AE] wiggle expression - rotation in one direction? > > How would I limit a wiggle expression to one direction? For instance, rotation originating at 0 and wiggling in a negative direction, all other wiggle parameters the same. > > Thanks, > > James > > > +---End of message---+ > To unsubscribe send any message to <ae-list-off@media-motion.tv> > > +---End of message---+ > To unsubscribe send any message to <ae-list-off@media-motion.tv> > |
