class ConstantSurfaceMultiplicativeShiftFunction implements SurfaceShiftFunction<ConstantDoublesSurface> {

  @Override
  public ConstantDoublesSurface evaluate(final ConstantDoublesSurface surface, final double percentage) {
    Validate.notNull(surface, "surface");
    return evaluate(surface, percentage, "CONSTANT_MULTIPLIER_" + surface.getName());
  }

}