Index: /trunk/MagicSoft/Mars/msignal/MExtractBlindPixel.cc
===================================================================
--- /trunk/MagicSoft/Mars/msignal/MExtractBlindPixel.cc	(revision 4605)
+++ /trunk/MagicSoft/Mars/msignal/MExtractBlindPixel.cc	(revision 4606)
@@ -29,6 +29,4 @@
 //  Extracts the signal from a fixed window in a given range.
 //
-//  Before run 31693 (gkModificationRun):
-//
 //    Call: SetRange(fHiGainFirst, fHiGainLast, fLoGainFirst, fLoGainLast) 
 //    to modify the ranges. The "low-gain" ranges are used for the NSB rejection 
@@ -43,13 +41,11 @@
 //     fLoGainLast  =  fgLoGainLast  =  7
 //
-//  After run 31693 (gkModificationRun):
-//
-//   Call: SetFirst(), SetLast() to modify the ranges. No filter is applied, 
-//   but instead the signal amplitude is extracted using Cubic spline. 
-// 
-//    Defaults are: 
-// 
-//     fHiGainFirst =  fgFirst =  0 
-//     fHiGainLast  =  fgLast  =  7
+//  The switches: 
+//  - SetExtractionType ( kAmplitude ) and  SetExtractionType ( kIntegral ) 
+//    can be used to choose between amplitude extraction (using a spline) and
+//    summed integral. 
+//  - SetExtractionType ( kFilter    ) 
+//    can be used to apply a filter discarding events passing over a threshold 
+//    defined in fNSBFilterLimit
 //
 //////////////////////////////////////////////////////////////////////////////