- add protection against invalid sector/stack information in on-line track matching

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

diff --git a/TRD/AliTRDtrackerDebug.cxx b/TRD/AliTRDtrackerDebug.cxx
index 70dd46e0c0faeab8c708d3f1776c7212263a4c95..4c7c2b44dd33152f1d38d7706ff6d2d589829457 100644 (file)
--- a/TRD/AliTRDtrackerDebug.cxx
+++ b/TRD/AliTRDtrackerDebug.cxx
@@ -34,6 +34,7 @@
 #include "TMath.h"
 
 #include "AliLog.h"
+#include "AliRieman.h"
 
 #include "AliTRDgeometry.h"
 #include "AliTRDtrackV1.h"
@@ -73,13 +74,6 @@ AliTRDtrackerDebug::~AliTRDtrackerDebug()
 }
 
 
-//____________________________________________________
-void AliTRDtrackerDebug::Draw(Option_t *) 
-{
-// steer draw function
-}
-
-
 //____________________________________________________
 Bool_t AliTRDtrackerDebug::Init()
 {
@@ -145,7 +139,7 @@ void AliTRDtrackerDebug::ResidualsClustersTrack(const AliTRDseedV1 *tracklet)
     Double_t xc = c->GetX(), yc = c->GetY(), zc = c->GetZ();
 
     // propagate track to cluster 
-    PropagateToX(*fTrack, xc, 2.); 
+    if(!PropagateToX(*fTrack, xc, 2.)) continue; 
     fTrack->GetXYZ(x);
     
     // transform to local tracking coordinates
@@ -278,7 +272,9 @@ void AliTRDtrackerDebug::ResidualsTrackletsTrack() const
       dzdx = tracklet[ip].GetZref(1);
 
     // restore tracklet
-    tracklet[ip] = (*fTrack->GetTracklet(ip)); 
+    AliTRDseedV1 *ptr(NULL);
+    if(!(ptr = fTrack->GetTracklet(ip))) continue;
+    tracklet[ip] = (*ptr);
 //             for(int ic=0; ic<AliTRDseedV1:knTimebins; ic++){
 //                     if(!(c = tracklet[ip].GetClusters(ic))) continue;
 //                     Double_t xc = c->GetX(), yc = c->GetY(), zc = c->GetZ();
@@ -674,9 +670,11 @@ TCanvas* AliTRDtrackerDebug::PlotFullTrackFit(Int_t event, Int_t candidate, Int_
       else
         refP[nLayers] = tracklet[iLayer]->GetZref(0);
       nLayers++;
+      AliTRDcluster *cl(NULL);
       for(Int_t itb = 0; itb < 30; itb++){
         if(!tracklet[iLayer]->IsUsable(itb)) continue;
-        AliTRDcluster *cl = tracklet[iLayer]->GetClusters(itb);
+        if(!(cl = tracklet[iLayer]->GetClusters(itb))) continue;
+        
         if(!strcmp(direction, "y"))
           clp[ncls] = cl->GetY();
         else