[Bf-committers] Proposal for better integration of shape keys

Tobias Oelgarte tobias.oelgarte at googlemail.com
Tue Feb 26 12:01:06 CET 2013

Could you give an example? If i do that, then the shapekeys are applied 
before even the vertex groups are mirrored and i can't control the left 
or right side separately.

Am 26.02.2013 11:30, schrieb Michael Fox:
> to do this you use vertex groups, and the mirror modifier already
> mirrors vertex groups .L->.R
> On 26/02/13 21:10, Tobias Oelgarte wrote:
>> Hello,
>> I'm currently working on a face rig and i wanted to use shape keys for
>> the details. But i encountered the problem that i would need to apply
>> the mirror modifier. If i don't, then i have no way to create left or
>> right sided shape keys, because every shape key will always affect the
>> left and right side of the resulting mesh. (in the stack the shapekeys
>> are applied first to the mesh, the mirroring happens afterwards)
>> But if i apply the mirror modifier then i have other problems. At first
>> i have to define left and right sided shapekeys. This is a lot of extra
>> work. The second point is if i have to make some corrections to the
>> geometry later on. Grabbing a vertice is no problem (x-mirror), but
>> deleting and creating new faces in a mirrored fashion is a problem that
>> x-mirror does no solve.
>> So i was thinking on how this could be avoided. I came up with the idea
>> that shape keys should recognize that a mirror-modifier is the first
>> modifier. If it is set to x-mirroring, then the mirror modifier should
>> be applied first and the shape keys later on, while automatically
>> influencing the left and right side with two influence sliders. This has
>> multiple advantages:
>> 1. no need to give up the mirror-modifier
>> 2. shape keys only need to be created on one side
>> A simple mockup would look like this (left current, right proposed):
>> http://www.pasteall.org/pic/show.php?id=46086
>> Greetings from
>> Tobias Oelgarte
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