//    *
 //	Set threshold mode.
 //	\param mode New mode what to do with pixels below/above threshold value (default MODE_EXPAND_DOWNWARDS)
 //	
 public Threshold setMode(THRESHOLD_MODE mode) {
     mMode = mode;
     return this;
 }
 //    *
 //	Default constructor.
 //	\param pBuffer Image buffer where to modify the image.
 //	
 public Threshold(TextureBuffer pBuffer)
     : base(pBuffer, "Threshold") {
     mThreshold = 128;
     mRatio = 128;
     mMode = THRESHOLD_MODE.MODE_EXPAND_DOWNWARDS;
 }