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Rotation Constraint Question
show user profile  Pet®
Hello
I have a lot of objects rotating around one point in both clock and anticlockwise directions. I wanted to find an easiest way, how to link all of them to one dummy with different weights from -1 to 1 just to rotate all of them in different speed in both directions by one controller.
Since I am a noob to IK topic, i tried a orientation constraints. But there...all the weight thing works somehow different. No chance to set up a opposite value..., when i put weight less than 100, the object rotates slowlier, but than just jumps to a different angle....

I have been really sure it is very easy, something like...some expression*-1...in After Effects, but I started to work with this feeling in my head...5 hours ago. And got nowhere. Can someone come with this kind of "click here and than 2 times there" solution, because i am sure there IS ONE :)

Thanks a lot.
read 1138 times
8/23/2007 9:45:58 AM (last edit: 8/23/2007 9:45:58 AM)
show user profile  Pet®
Forgot to say all of the objects rotate around just one y-axe
read 1129 times
8/23/2007 9:54:29 AM (last edit: 8/23/2007 9:54:29 AM)
show user profile  mrgrotey
forget the rotation constraint

do this:

select your controller object.

right click-->wire parameters-->transform-->rotation-->y rotation

click the first slave object

same as above:
(wire parameters-->transform-->rotation-->y rotation)

then click the right arrow in the middle
click connect

this will set up the slave/child to rotate the same as the controller,

in the right window at the bottom you have 'Y_Rotation',

add /2 to the end to divide the rotation up and make the slave rotate slower ('2' being the figure it gets divided by),

add *2 to the end to multiply the rotation,

add a - sign before 'Y_Rotation' to reverse the rotation.



then just repeat the above for all the other slaves, starting with the controller object each time and chaging the expressions. there are obviously all sorts of expressions you can use to control the speed, these are just the basics


read 1127 times
8/23/2007 10:00:23 AM (last edit: 8/23/2007 10:06:16 AM)
show user profile  Pet®
Iwas exactly up for the basics
Going to try it out.

thank you very much
read 1118 times
8/23/2007 10:06:36 AM (last edit: 8/23/2007 10:06:36 AM)
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