Macros for Phi analysis in pPb (Ajay)

[u/mrichter/AliRoot.git] / TRD / AliTRDtrackingChamber.cxx

diff --git a/TRD/AliTRDtrackingChamber.cxx b/TRD/AliTRDtrackingChamber.cxx
index 80f608746feda0e1676418093766113384d5444a..a432ae79ac3178ba2b14ba22c1a1ccfeec665983 100644 (file)
--- a/TRD/AliTRDtrackingChamber.cxx
+++ b/TRD/AliTRDtrackingChamber.cxx
@@ -86,6 +86,9 @@ Bool_t AliTRDtrackingChamber::Build(AliTRDgeometry *const geo, Bool_t hlt)
     if(!fTB[itb]) continue;
     fTB[itb].SetRange(z0, zl);
     fTB[itb].SetNRows(nrows);
+    fTB[itb].SetPlane(layer);
+    fTB[itb].SetStack(stack);
+    fTB[itb].SetSector(AliTRDgeometry::GetSector(fDetector));
     fTB[itb].BuildIndices();
     index[jtb++] = itb;
   }    
@@ -104,7 +107,7 @@ Bool_t AliTRDtrackingChamber::Build(AliTRDgeometry *const geo, Bool_t hlt)
   // AliTRDCommonParam::Instance()->GetDiffCoeff(fDiffL, fDiffT, fVD);  
 
   // ESTIMATE POSITION OF PAD PLANE FOR THIS CHAMBER
-  fTB[Int_t(t0)].SetT0();
+  //fTB[Int_t(t0)].SetT0();
   Double_t x0 = fTB[index[0]].GetX();
   Double_t x1 = fTB[index[1]].GetX();
   Double_t dx = (x0 - x1)/(index[1] - index[0]); 
@@ -262,8 +265,8 @@ Bool_t AliTRDtrackingChamber::GetSeedingLayer(AliTRDchamberTimeBin *&fakeLayer,
   Float_t *cogz[kMaxRows];
   
   // Lookup-Table storing coordinates according to the bins
-  Float_t yLengths[kMaxCols];
-  Float_t zLengths[kMaxRows];
+  Float_t yLengths[kMaxCols]; memset(yLengths, 0, kMaxCols*sizeof(Float_t));
+  Float_t zLengths[kMaxRows]; memset(zLengths, 0, kMaxRows*sizeof(Float_t));
   for(Int_t icnt = 0; icnt < nCols; icnt++){
     yLengths[icnt] = pp->GetColPos(nCols - 1 - icnt) + binlength/2;
   }
@@ -305,7 +308,7 @@ Bool_t AliTRDtrackingChamber::GetSeedingLayer(AliTRDchamberTimeBin *&fakeLayer,
   Int_t col, row, lower, lower1, upper, upper1;
   for(Int_t ib = 0; ib < nCont; ib++){
     if(nCandidates >= AliTRDtrackerV1::kMaxTracksStack){
-      AliWarning(Form("Number of seed candidates %d exceeded maximum allowed per stack %d", nCandidates, AliTRDtrackerV1::kMaxTracksStack));
+      AliDebug(1, Form("Number of seed candidates %d exceeded maximum allowed per stack %d", nCandidates, AliTRDtrackerV1::kMaxTracksStack));
       break;
     }
     // Positions
@@ -377,6 +380,7 @@ Bool_t AliTRDtrackingChamber::GetSeedingLayer(AliTRDchamberTimeBin *&fakeLayer,
           n++;
         }
       }
+      if(!n) continue;
       pos[0] = x/n;
       pos[1] = y/n;
       pos[2] = z/n;