public void saveBindPose() {
        //make sure all bones are updated
        update();
        //Save the current pose as bind pose
        for (Joint joint : jointList) {
            joint.saveBindPose();
        }
    }
Saves the current Armature state as its bind pose.
Note that the bind pose is supposed to be the one where the armature is aligned with the mesh to deform.
Saving this pose will affect how skinning works.
jme3-core/src/main/java/com/jme3/anim/Armature.java