General Prep
- Download the rig with animation(s) from https://mixamo.com
- I prefer to import the FBX for each animation into an "animation library"
.blend
file. - Delete all but 1 armature and rename the actions to something human readable.
Using the Add-On/Script:
- Put the python file into a zip for easy installation in blender
- Edit the armature and add a bone named
root
. Parent themixamorig:Hips
bone toroot
(keep offsets) - Make the playback frame range include the keyframes you want captured
- Click the
Fix Root Motion Bone
button and the keyframes will be edited