How to use net.imglib2.algorithm.gauss3

/**
 * @return a {@link ConvolverFactory} producing {@link DoubleConvolverRealTypeBuffered}.
 */
public static < S extends RealType< S >, T extends RealType< T > > ConvolverFactory< S, T > factory()
{
  return new ConvolverFactory< S, T >() {
    @Override
    public Runnable create( final double[] halfkernel, final RandomAccess< S > in, final RandomAccess< T > out, final int d, final long lineLength )
    {
      return new DoubleConvolverRealTypeBuffered< S, T >( halfkernel, in, out, d, lineLength );
    }
  };
}

/**
 * @return a {@link ConvolverFactory} producing
 *         {@link ConvolverNativeTypeBuffered}.
 */
public static < T extends NumericType< T > & NativeType< T > > ConvolverFactoryNativeTypeBuffered< T > factory( final T type )
{
  return new ConvolverFactoryNativeTypeBuffered< T >( type );
}

  @Override
  public Runnable create( final double[] halfkernel, final RandomAccess< S > in, final RandomAccess< T > out, final int d, final long lineLength )
  {
    return new DoubleConvolverRealType< S, T >( halfkernel, in, out, d, lineLength );
  }
};

private static < T extends NumericType< T > & NativeType< T > > void convolveNativeType( final double[][] halfkernels,
    final RandomAccessible< T > source, final RandomAccessibleInterval< T > target, final ExecutorService service )
{
  final T type = Util.getTypeFromInterval( target );
  final ConvolverFactory< T, T > convfac;
  if ( canUseBufferedConvolver( target, halfkernels ) )
    convfac = ConvolverNativeTypeBuffered.factory( type );
  else
    convfac = ConvolverNativeType.factory( type );
  final ImgFactory< T > imgfac = getImgFactory( target, halfkernels, type );
  convolve( halfkernels, source, target, convfac, convfac, convfac, convfac, imgfac, service );
}

/**
 * @return a {@link ConvolverFactory} producing {@link ConvolverNumericType}.
 */
public static < T extends NumericType< T > > ConvolverNumericTypeFactory< T > factory( final T type )
{
  return new ConvolverNumericTypeFactory< T >( type );
}

  @Override
  public Runnable create( final double[] halfkernel, final RandomAccess< S > in, final RandomAccess< T > out, final int d, final long lineLength )
  {
    return new FloatConvolverRealTypeBuffered< S, T >( halfkernel, in, out, d, lineLength );
  }
};

/**
 * @return a {@link ConvolverFactory} producing {@link ConvolverNativeType}.
 */
public static < T extends NumericType< T > & NativeType< T > > ConvolverFactoryNativeType< T > factory( final T type )
{
  return new ConvolverFactoryNativeType< T >( type );
}

  @Override
  public Runnable create( final double[] halfkernel, final RandomAccess< S > in, final RandomAccess< T > out, final int d, final long lineLength )
  {
    return new FloatConvolverRealType< S, T >( halfkernel, in, out, d, lineLength );
  }
};

  @Override
  public Runnable create( final double[] halfkernel, final RandomAccess< T > in, final RandomAccess< T > out, final int d, final long lineLength)
  {
    return new ConvolverNumericType< T >( halfkernel, in, out, d, lineLength, type );
  }
}

  @Override
  public Runnable create( final double[] halfkernel, final RandomAccess< T > in, final RandomAccess< T > out, final int d, final long lineLength )
  {
    return new ConvolverNativeType< T >( halfkernel, in, out, d, lineLength, type );
  }
}

  @Override
  public Runnable create( final double[] halfkernel, final RandomAccess< T > in, final RandomAccess< T > out, final int d, final long lineLength )
  {
    return new ConvolverNativeTypeBuffered< T >( halfkernel, in, out, d, lineLength, type );
  }
}

public static < S, T > void convolve1d( final double[] halfkernel,
    final RandomAccessible< S > source, final RandomAccessibleInterval< T > target,
    final ConvolverFactory< S, T > convolverFactoryST )
{
  final long[] sourceOffset = new long[] { 1 - halfkernel.length };
  convolveOffset( halfkernel, source, sourceOffset, target, target, 0, convolverFactoryST, 1, 1 );
}

private static < T extends NumericType< T > & NativeType< T > > void convolveNativeType( final double[][] halfkernels,
    final RandomAccessible< T > source, final RandomAccessibleInterval< T > target, final int numThreads )
{
  final T type = Util.getTypeFromInterval( target );
  final ConvolverFactory< T, T > convfac;
  if ( canUseBufferedConvolver( target, halfkernels ) )
    convfac = ConvolverNativeTypeBuffered.factory( type );
  else
    convfac = ConvolverNativeType.factory( type );
  final ImgFactory< T > imgfac = getImgFactory( target, halfkernels, type );
  convolve( halfkernels, source, target, convfac, convfac, convfac, convfac, imgfac, type, numThreads );
}

  @Override
  public Runnable create( final double[] halfkernel, final RandomAccess< S > in, final RandomAccess< T > out, final int d, final long lineLength )
  {
    return new DoubleConvolverRealTypeBuffered< S, T >( halfkernel, in, out, d, lineLength );
  }
};

/**
 * @return a {@link ConvolverFactory} producing {@link ConvolverNativeTypeBuffered}.
 */
public static < T extends NumericType< T > & NativeType< T > > ConvolverFactoryNativeTypeBuffered< T > factory( final T type )
{
  return new ConvolverFactoryNativeTypeBuffered< T >( type );
}

  @Override
  public Runnable create( final double[] halfkernel, final RandomAccess< S > in, final RandomAccess< T > out, final int d, final long lineLength )
  {
    return new DoubleConvolverRealType< S, T >( halfkernel, in, out, d, lineLength );
  }
};

/**
 * @return a {@link ConvolverFactory} producing {@link ConvolverNumericType}
 *         .
 */
public static < T extends NumericType< T > > ConvolverNumericTypeFactory< T > factory( final T type )
{
  return new ConvolverNumericTypeFactory< T >( type );
}

  @Override
  public Runnable create( final double[] halfkernel, final RandomAccess< S > in, final RandomAccess< T > out, final int d, final long lineLength )
  {
    return new FloatConvolverRealTypeBuffered< S, T >( halfkernel, in, out, d, lineLength );
  }
};

/**
 * @return a {@link ConvolverFactory} producing {@link ConvolverNativeType}.
 */
public static < T extends NumericType< T > & NativeType< T > > ConvolverFactoryNativeType< T > factory( final T type )
{
  return new ConvolverFactoryNativeType< T >( type );
}

  @Override
  public Runnable create( final double[] halfkernel, final RandomAccess< S > in, final RandomAccess< T > out, final int d, final long lineLength )
  {
    return new FloatConvolverRealType< S, T >( halfkernel, in, out, d, lineLength );
  }
};