X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=ITS%2FAliITSstatistics.h;h=29612b2e271810300823f26b6633dbfef488fb1c;hb=2afbf330dfe3ff395c3c99efc3830b52edaa3e72;hp=e904cfb7569914340d09099e734f27f38ce52242;hpb=e81897071a6c895e2796d84a2531f1385a0a1017;p=u%2Fmrichter%2FAliRoot.git

diff --git a/ITS/AliITSstatistics.h b/ITS/AliITSstatistics.h
index e904cfb7569..29612b2e271 100644
--- a/ITS/AliITSstatistics.h
+++ b/ITS/AliITSstatistics.h
@@ -16,8 +16,8 @@ class AliITSstatistics : public TObject {
  public:
   AliITSstatistics();
   AliITSstatistics(Int_t order);
-  AliITSstatistics(AliITSstatistics &source); // copy  constructor
-  AliITSstatistics& operator=(AliITSstatistics &source); // operator=
+  AliITSstatistics(const AliITSstatistics &source); // copy  constructor
+  AliITSstatistics& operator=(const AliITSstatistics &source); // operator=
   virtual ~AliITSstatistics();
   void Reset();
   void AddValue(Double_t x,Double_t w);
@@ -27,27 +27,27 @@ class AliITSstatistics : public TObject {
   Double_t GetNth(Int_t order);
   Double_t GetMean() {// returns the mean
     return GetNth(1);};
-  Int_t GetN(){// returns the number of entries
+  Int_t GetN() const{// returns the number of entries
     return fN;
   };
-  Int_t GetOrder(){// returns the order of the moment of the distribution
+  Int_t GetOrder() const {// returns the order of the moment of the distribution
     return fOrder;
   };
-  Double_t GetXN(Int_t order){// returns X^N
-    return fx[order-1];
+  Double_t GetXN(Int_t order) const{// returns X^N
+    return fX[order-1];
   };
-  Double_t GetWN(Int_t order){// returns W^N
-    return fw[order-1];
+  Double_t GetWN(Int_t order)const {// returns W^N
+    return fW[order-1];
   };
   Double_t GetRMS();
   Double_t GetErrorMean();
   Double_t GetErrorRMS();
 
  private:
-  Double_t *fx;   // fx array of x moments
-  Double_t *fw;   // fw array of weight by moment
-  Int_t    fN;    // fN number of enetries
-  Int_t    fOrder;// fOrder maximum allowed moment
+  Int_t    fN;    //fN number of enetries
+  Int_t    fOrder;//fOrder maximum allowed moment
+  Double_t *fX;   //[fOrder] fX array of x moments
+  Double_t *fW;   //[fOrder] fW array of weight by moment
 
   ClassDef(AliITSstatistics,1)// A class to do simple statistics calculations
 };