exclusive bins for high pT dihadron study

[u/mrichter/AliRoot.git] / ITS / AliITSsegmentationSDD.cxx

diff --git a/ITS/AliITSsegmentationSDD.cxx b/ITS/AliITSsegmentationSDD.cxx
index 0756d45405da3f433e7e085accdf13fd6eb212fa..1ac4229d2a83c8f35a1e30f83604f514bf4458c7 100644 (file)
--- a/ITS/AliITSsegmentationSDD.cxx
+++ b/ITS/AliITSsegmentationSDD.cxx
@@ -18,7 +18,7 @@
 #include <TGeoVolume.h>
 #include <TGeoBBox.h>
 #include "AliITSsegmentationSDD.h"
-#include "AliITSresponseSDD.h"
+#include "AliITSDriftSpeedSDD.h"
 
 /////////////////////////////////////////////////////////////////////////////
 // Segmentation class for drift detectors                                  //
@@ -58,6 +58,9 @@ const Int_t AliITSsegmentationSDD::fgkNchipsPerHybrid = 4;
 const Int_t AliITSsegmentationSDD::fgkNanodesPerChip = 64;
 const Float_t AliITSsegmentationSDD::fgkCm2Micron = 10000.;
 const Float_t AliITSsegmentationSDD::fgkMicron2Cm = 1.0E-04;
+
+using std::endl;
+using std::cout;
 ClassImp(AliITSsegmentationSDD)
 
 //______________________________________________________________________
@@ -123,7 +126,7 @@ fSetDriftSpeed(0){
 //----------------------------------------------------------------------
 void AliITSsegmentationSDD::Init(){
 // Standard initilisation routine
-   fDriftSpeed=AliITSresponseSDD::DefaultDriftSpeed();
+   fDriftSpeed=AliITSDriftSpeedSDD::DefaultDriftSpeed();
    fCorr=0;
    SetDetSize(fgkDxDefault,fgkDzDefault,fgkDyDefault);
    SetPadSize(fgkPitchDefault,fgkClockDefault);
@@ -213,6 +216,9 @@ Int_t AliITSsegmentationSDD::GetChipFromLocal(Float_t xloc, Float_t zloc) const
 }
 //----------------------------------------------------------------------
 Int_t AliITSsegmentationSDD::GetChipsInLocalWindow(Int_t* array, Float_t zmin, Float_t zmax, Float_t xmin, Float_t xmax) const {
+  // returns the numbers of the chips that read channels in a given region
+  // of the module defined in local coordinates by zmin-zmax, xmin-max
+
   Int_t nChipInW = 0;
   Float_t zminDet=-fDz*fgkMicron2Cm/2.;
   Float_t zmaxDet=fDz*fgkMicron2Cm/2.;