code: public static <T extends ImageGray<T>, D extends TupleDesc>
  	DetectDescribePoint<T,D> fuseTogether( InterestPointDetector<T> detector,
  										   @Nullable OrientationImage<T> orientation,
  										   DescribeRegionPoint<T, D> describe) {
  		return new DetectDescribeFusion<>(detector, orientation, describe);
  	}
docs: Given independent algorithms for feature detection, orientation, and describing, create a new
  {@link DetectDescribePoint}.
  
  @param detector Feature detector
  @param orientation Orientation estimation.  Optionally, can be null.
  @param describe Feature descriptor
  @return {@link DetectDescribePoint}.