public Matrix4f[] computeSkinningMatrices() {
        for (int i = 0; i < jointList.length; i++) {
            jointList[i].getOffsetTransform(skinningMatrixes[i]);
        }
        return skinningMatrixes;
    }
Compute the skinning matrices for each bone of the armature that would be used to transform vertices of associated meshes

@return the pre-existing array
jme3-core/src/main/java/com/jme3/anim/Armature.java