code: public static void process(GrayF32 orig,
  							   GrayF32 derivXX, GrayF32 derivYY, GrayF32 derivXY ,
  							   ImageBorder_F32 border ) {
  		InputSanityCheck.reshapeOneIn(orig, derivXX, derivYY, derivXY);
  		HessianSobel_Shared.process(orig, derivXX, derivYY, derivXY);
  
  		if( border != null ) {
  			border.setImage(orig);
  			ConvolveJustBorder_General_SB.convolve(kernelXX_F32, border , derivXX);
  			ConvolveJustBorder_General_SB.convolve(kernelYY_F32, border , derivYY);
  			ConvolveJustBorder_General_SB.convolve(kernelXY_F32, border , derivXY);
  		}
  	}
docs: Computes the image's second derivatives.
  
  @param orig   Which which is to be differentiated. Not Modified.
  @param derivXX Second derivative along the x-axis. Modified.
  @param derivYY Second derivative along the y-axis. Modified.
  @param derivXY Second cross derivative. Modified.
  @param border Specifies how the image border is handled. If null the border is not processed.