Tuesday 8 February 2011

What am i - WIP - 49


What am i - WIP - 49, originally uploaded by James D Thompson.

Rigging is a different type of art.

Im using referencing so im able to animate and update the rig as i please in a different file :).

It was hard to skin at first as the separate polygon object have to have seamless paint weights where they meet, otherwise they would separate when animates giving gaps.

Ive also been using Muscles but for the most par ive been sticking with the normal skinning. However for small parts that sit on the end of each muscles ive used the muscle skinning, this makes it easier for the smaller parts to follow along with the muscles instead of setting up a load of set driven keys and constraints.

The muscles on the neck were tricky as you cannot use muscle weights and skinning weight together, you have to convert to one. the problem was that the chest using a joint based spine so it must be skinned to joints, so to get around this i attached some joints to the muscles and have them skinned to the chest as well. This way the muscle drive some joints that drive the mesh so avoiding muscle weights :D

There are quite a lot of joints in the shot above but not all of them are used for skinning. Things like the spine has a set of driver joints, these are joints that drive other things to make the rig work but shouldn't be used to skin with.

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