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Mixamo Re-Rig

The goal of this project was to focus on the nuances of painting skin weights.  This rig also incorporates a spline IK handle for the spine and three IK handles for the leg and foot set up.  To test the skin weights, the rig was imported into Unreal Engine 4 to allow for animation retargeting.

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Model and textures from Mixamo

Animation from Unreal Engine 4
 

Leg and Foot Set-up

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The leg set-up for this character is an IK system with a pole vector constraint to allow for control of the knee direction.  Similarly, the foot is controlled by three IK systems; two IK handles in the foot and the leg IK.  The leg IK controls the heel lift, the first foot IK controls the toe lift for toe tapping movement, and the final IK controls the toe lift for any movement required on the toe tips.

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Spine Set-up

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A spline IK system was incorporated to allow for more range of motion with less controls.  At the base of the spine is a controller which focuses on motion central to the abs, such as ab tucks.  The top spine controller focuses on motion related to twisting the spine and side bends.  Finally the middle spine controller allows for forward, back, and deeper side bends.

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Run Animation

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For the animation, the rig was imported into Unreal Engine 4 and re-targeted to have the UE4 mannequin stock animation.

Walk Animation

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For the animation, the rig was imported into Unreal Engine 4 and re-targeted to have the UE4 mannequin stock animation.

Skin Weights

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