private static List<VertexData> initVertexData(int size) {
        List<VertexData> vertices = new ArrayList<>(size);
        for (int i = 0; i < size; i++) {
            vertices.add(new VertexData());
        }
        return vertices;
    }
A private constructor to inhibit instantiation of this class.
jme3-core/src/main/java/com/jme3/util/TangentBinormalGenerator.java