@Override
    @SuppressWarnings("unchecked")
    public void read(JmeImporter importer) throws IOException {
        super.read(importer);
        InputCapsule capsule = importer.getCapsule(this);
        approximateTangents = capsule.readBoolean(TAG_APPROXIMATE, true);
        targets.addAll(capsule.readSavableArrayList(TAG_TARGETS, null));
    }
De-serialize this Control from the specified importer, for example when
loading from a J3O file.

@param importer (not null)
@throws IOException from the importer
jme3-core/src/main/java/com/jme3/anim/MorphControl.java