Transform meshTransform(Transform storeResult) {
        Transform result = transformer.getWorldTransform().clone();
        return result;
    }
Copy the model's mesh-to-world transform.

@param storeResult storage for the result (modified if not null)
@return the model's mesh transform (in world coordinates, either
storeResult or a new transform, not null)
jme3-jbullet/src/main/java/com/jme3/bullet/animation/DacLinks.java