]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - EVE/EveDet/AliEveTRDData.cxx
fix coverity
[u/mrichter/AliRoot.git] / EVE / EveDet / AliEveTRDData.cxx
index 5a73f5c8ae5558589473050c3651b566996294cb..519a884e7b41721b2f6568ccf7e82bbd2a120c82 100644 (file)
@@ -7,25 +7,43 @@
  * full copyright notice.                                                 *
  **************************************************************************/
 
+#include "TROOT.h"
+#include "TStyle.h"
 #include "TVector.h"
 #include "TLinearFitter.h"
+#include "TCanvas.h"
+#include "TGeoMatrix.h"
+#include "TGeoManager.h"
+
 #include "TEveTrans.h"
+#include "TEveManager.h"
+
+#include "EveBase/AliEveEventManager.h"
 
 #include "AliEveTRDData.h"
 #include "AliEveTRDModuleImp.h"
+#include "AliEveTRDLoader.h"
+#include "AliEveTRDLoaderImp.h"
 
+#include "AliGeomManager.h"
+#include "AliESDtrack.h"
 #include "AliLog.h"
 #include "AliPID.h"
 #include "AliTrackPointArray.h"
+#include "AliRieman.h"
 
 #include "AliTRDhit.h"
 #include "AliTRDcluster.h"
 #include "AliTRDseedV1.h"
+#include "AliTRDtrackletMCM.h"
+#include "AliTRDtrackletWord.h"
+#include "AliTRDmcmSim.h"
 #include "AliTRDtrackV1.h"
 #include "AliTRDtrackerV1.h"
 #include "AliTRDpadPlane.h"
 #include "AliTRDdigitsManager.h"
-#include "AliTRDdataArrayDigits.h"
+#include "AliTRDmcmSim.h"
+#include "AliTRDarrayADC.h"
 #include "AliTRDSignalIndex.h"
 #include "AliTRDgeometry.h"
 #include "AliTRDtransform.h"
@@ -37,16 +55,23 @@ ClassImp(AliEveTRDDigits)
 ClassImp(AliEveTRDClusters)
 ClassImp(AliEveTRDTracklet)
 ClassImp(AliEveTRDTrack)
+ClassImp(AliEveTRDTrackletOnline)
+ClassImp(AliEveTRDmcm)
 
 ///////////////////////////////////////////////////////////
 /////////////   AliEveTRDDigits       /////////////////////
 ///////////////////////////////////////////////////////////
 
 //______________________________________________________________________________
-AliEveTRDDigits::AliEveTRDDigits(AliEveTRDChamber *p) :
-  TEveQuadSet("digits", ""), fParent(p), fBoxes(), fData()
+AliEveTRDDigits::AliEveTRDDigits(AliEveTRDChamber *p) 
+  :TEveQuadSet("digits", "")
+  ,fParent(p)
 {
   // Constructor.
+  SetOwnIds(kTRUE);
+  gStyle->SetPalette(1, 0);
+  SetPalette(new TEveRGBAPalette(0, 512));
+  Reset(TEveQuadSet::kQT_RectangleYZ, kFALSE, 32);
 }
 
 //______________________________________________________________________________
@@ -55,120 +80,75 @@ AliEveTRDDigits::~AliEveTRDDigits()
 //  AliInfo(GetTitle());
 }
 
-//______________________________________________________________________________
-void AliEveTRDDigits::ComputeRepresentation()
-{
-  // Calculate digits representation according to user settings. The
-  // user can set the following parameters:
-  // - digits scale (log/lin)
-  // - digits threshold
-  // - digits apparence (quads/boxes)
-
-  if(!fData.HasData()){
-    return;
-  }
-
-  TEveQuadSet::Reset(TEveQuadSet::kQT_RectangleYZ, kTRUE, 64);
-
-  Double_t scale, dy, dz;
-  Int_t q, color;
-  Int_t nrows = fData.GetNrow(),
-        ncols = fData.GetNcol(),
-        ntbs  = fData.GetNtime(),
-        det   = fParent->GetID();
-  Float_t threshold = fParent->GetDigitsThreshold();
-
-  AliTRDtransform transform(det);
-  AliTRDgeometry *geo = fParent->fGeo;
-  AliTRDpadPlane *pp = geo->GetPadPlane(geo->GetLayer(det), geo->GetStack(det));
-
-  // express position in tracking coordinates
-  fData.Expand();
-  for (Int_t ir = 0; ir < nrows; ir++) {
-    dz = pp->GetRowSize(ir);
-    for (Int_t ic = 0; ic < ncols; ic++) {
-      dy = pp->GetColSize(ic);
-      for (Int_t it = 0; it < ntbs; it++) {
-        q = fData.GetDataUnchecked(ir, ic, it);
-        if (q < threshold) continue;
-
-        Double_t x[6] = {0., 0., Double_t(q), 0., 0., 0.}; 
-        Int_t  roc[3] = {ir, ic, 0}; 
-        Bool_t    out = kTRUE;
-        transform.Transform(&x[0], &roc[0], UInt_t(it), out, 0);
-
-        scale = q < 512 ? q/512. : 1.;
-        color  = 50+int(scale*50.);
-    
-        AddQuad(x[1]-.45*dy, x[2]-.5*dz*scale, x[0], .9*dy, dz*scale);
-        QuadValue(q);
-        QuadColor(color);
-        QuadId(new TNamed(Form("Charge%d", q), "dummy title"));
-      }  // end time loop
-    }  // end col loop
-  }  // end row loop
-  fData.Compress(1);
-  
-  // rotate to global coordinates
-  //RefitPlex();
-  TEveTrans& t = RefMainTrans();
-  t.SetRotByAngles((geo->GetSector(det)+.5)*AliTRDgeometry::GetAlpha(), 0.,0.);
-}
-
 //______________________________________________________________________________
 void AliEveTRDDigits::SetData(AliTRDdigitsManager *digits)
 {
   // Set data source.
 
-  Int_t det = fParent->GetID();
-  AliTRDdataArrayDigits *data = digits->GetDigits(det);
-  if(!data->HasData()) return;
+  Int_t det(fParent->GetID());
+  AliTRDarrayADC *data = digits->GetDigits(det);
+  if(!data->GetDim()) return;
   data->Expand();
 
   AliTRDSignalIndex *indexes = digits->GetIndexes(det);
   if(!indexes->IsAllocated()) digits->BuildIndexes(det);
 
-  if(!fData.HasData()) fData.Allocate(data->GetNrow(), data->GetNcol(), data->GetNtime());
-  fData.Expand();
+  Double_t scale, dy, dz;
+  Int_t ly    = AliTRDgeometry::GetLayer(det),
+        stk   = AliTRDgeometry::GetStack(det),
+        sec   = AliTRDgeometry::GetSector(det),
+        vid   = AliGeomManager::LayerToVolUID(AliGeomManager::kTRD1 + ly, stk + AliTRDgeometry::Nstack() * sec);
+  SetNameTitle(Form("digits%03d", det), Form("D-%03d [%02d_%d_%d]", det, sec, stk, ly));
+  Short_t sig[7]={0,0,0,10,0,0,0};
 
-  Int_t row, col, time, adc;
+  AliTRDtransform transform(det);
+  AliTRDpadPlane *pp(fParent->fGeo->GetPadPlane(ly, stk));
+
+  Int_t row, col;
+  AliTRDcluster c;
   indexes->ResetCounters();
   while (indexes->NextRCIndex(row, col)){
-    indexes->ResetTbinCounter();
-    while (indexes->NextTbinIndex(time)){
-      if(data->IsPadCorrupted(row, col, time)){
-        // we should mark this position
-        break;
-      }
-      adc = data->GetData(row, col, time);
-      if(adc <= 1) continue;
-      fData.SetDataUnchecked(row, col, time, adc);
-      //fIndex->AddIndexTBin(row,col,time);
-      //printf("\tr[%d] c[%d] t[%d] ADC[%d]\n", row, col, time, adc);
+    dz = pp->GetRowSize(row);
+    dy = pp->GetColSize(col);
+    Short_t *const adc = data->GetDataAddress(row,col);
+    for (Int_t time(0); time<30; time++){     
+      if(data->IsPadCorrupted(row, col, time)) break;
+      if(adc[time] <= 1) continue;
+      new (&c) AliTRDcluster(det, col, row, time, sig, vid);
+      transform.Transform(&c);
+
+      scale = adc[time] < 512 ? adc[time]/512. : 1.;
+      AddQuad(c.GetY()-0.5*dy, c.GetZ()-0.5*dz*scale, c.GetX(), dy*0.95, dz*scale);
+      QuadValue(Int_t(adc[time]));
+      QuadId(new TNamed(Form("ADC %d", adc[time]), Form("det[%3d(%02d_%d_%d)] col[%3d] row[%2d] tb[%2d]", det, sec, stk, ly, col, row, time)));
     } 
   }
-  fData.Compress(1);
-}
 
-
-//______________________________________________________________________________
-void AliEveTRDDigits::Paint(Option_t *option)
-{
-  // Paint the object.
-
-  if(fParent->GetDigitsBox()) fBoxes.Paint(option);
-  else TEveQuadSet::Paint(option);
+  // rotate to global coordinates
+  RefitPlex();
+  TEveTrans& t = RefMainTrans();
+  t.SetRotByAngles((sec+.5)*AliTRDgeometry::GetAlpha(), 0.,0.);
 }
 
-//______________________________________________________________________________
-void AliEveTRDDigits::Reset()
-{
-  // Reset raw and visual data.
 
-  TEveQuadSet::Reset(TEveQuadSet::kQT_RectangleYZ, kTRUE, 64);
-  // MT fBoxes.fBoxes.clear();
-  fData.Reset();
-}
+// //______________________________________________________________________________
+// void AliEveTRDDigits::Paint(Option_t *option)
+// {
+//   // Paint the object.
+// 
+//   if(fParent->GetDigitsBox()) fBoxes.Paint(option);
+//   else TEveQuadSet::Paint(option);
+// }
+
+// //______________________________________________________________________________
+// void AliEveTRDDigits::Reset()
+// {
+//   // Reset raw and visual data.
+// 
+//   TEveQuadSet::Reset(TEveQuadSet::kQT_RectangleYZ, kTRUE, 64);
+//   // MT fBoxes.fBoxes.clear();
+//   fData.Reset();
+// }
 
 ///////////////////////////////////////////////////////////
 /////////////   AliEveTRDHits         /////////////////////
@@ -179,7 +159,7 @@ AliEveTRDHits::AliEveTRDHits() : TEvePointSet("hits", 20)
 {
   // Constructor.
   SetMarkerSize(.1);
-  SetMarkerColor(2);
+  SetMarkerColor(kGreen);
   SetOwnIds(kTRUE);
 }
 
@@ -194,13 +174,13 @@ void AliEveTRDHits::PointSelected(Int_t n)
 {
   // Handle an individual point selection from GL.
 
-  AliTRDhit *h = dynamic_cast<AliTRDhit*>(GetPointId(n));
-  printf("\nDetector             : %d\n", h->GetDetector());
-  printf("Region of production : %c\n", h->FromAmplification() ? 'A' : 'D');
-  printf("TR photon            : %s\n", h->FromTRphoton() ? "Yes" : "No");
-  printf("Charge               : %d\n", h->GetCharge());
-  printf("MC track label       : %d\n", h->GetTrack());
-  printf("Time from collision  : %f\n", h->GetTime());
+  AliTRDhit *h = NULL;
+  if(!(h = dynamic_cast<AliTRDhit*>(GetPointId(n)))) return;
+  printf("Id[%3d] Det[%3d] Reg[%c] TR[%c] Q[%3d] MC[%d] t[%f]\n", 
+    n, h->GetDetector(), 
+    h->FromAmplification() ? 'A' : 'D', 
+    h->FromTRphoton() ? 'y' : 'n', 
+    h->GetCharge(), h->GetTrack(), h->GetTime());
 }
 
 
@@ -226,16 +206,9 @@ void AliEveTRDClusters::PointSelected(Int_t n)
   // Handle an individual point selection from GL.
 
   AliTRDcluster *c = dynamic_cast<AliTRDcluster*>(GetPointId(n));
-  printf("\nDetector             : %d\n", c->GetDetector());
-  printf("Charge               : %f\n", c->GetQ());
-  printf("Sum S                : %4.0f\n", c->GetSumS());
-  printf("Time bin             : %d\n", c->GetLocalTimeBin());
-  printf("Signals              : ");
-  Short_t *cSignals = c->GetSignals();
-  for(Int_t ipad=0; ipad<7; ipad++) printf("%d ", cSignals[ipad]); printf("\n");
-  printf("Central pad          : %d\n", c->GetPadCol());
-  printf("MC track labels      : ");
-  for(Int_t itrk=0; itrk<3; itrk++) printf("%d ", c->GetLabel(itrk)); printf("\n");
+  if(!c) return;
+  c->Print();
+  Emit("PointSelected(Int_t)", n);
   // Bool_t    AliCluster::GetGlobalCov(Float_t* cov) const
   // Bool_t    AliCluster::GetGlobalXYZ(Float_t* xyz) const
   // Float_t   AliCluster::GetSigmaY2() const
@@ -243,58 +216,194 @@ void AliEveTRDClusters::PointSelected(Int_t n)
   // Float_t   AliCluster::GetSigmaZ2() const
 }
 
+//______________________________________________________________________________
+void AliEveTRDClusters::Print(Option_t *o) const
+{
+  AliTRDcluster *c = NULL;
+
+  for(Int_t n = GetN(); n--;){
+    if(!(c = dynamic_cast<AliTRDcluster*>(GetPointId(n)))) continue;
+    c->Print(o);
+  }
+}
+
+//______________________________________________________________________________
+void AliEveTRDClusters::Load(const Char_t *w) const
+{
+  Int_t typ = -1;
+  if(strcmp(w, "hit")==0) typ = 0;
+  else if(strcmp(w, "dig")==0) typ = 1;
+  else if(strcmp(w, "cls")==0) typ = 2;
+  else if(strcmp(w, "tlt")==0) typ = 3;
+  else if(strcmp(w, "all")==0) typ = 4;
+  else{
+    AliInfo("The following arguments are accepted:");
+    AliInfo("   \"hit\" : loading of MC hits");
+    AliInfo("   \"dig\" : loading of digits");
+    AliInfo("   \"cls\" : loading of reconstructed clusters");
+    AliInfo("   \"tlt\" : loading of online tracklets");
+    AliInfo("   \"all\" : loading everything available");
+    return;
+  }
+
+  AliTRDcluster *c = NULL;
+  Int_t n = 0;
+  while((n = GetN() && !(c = dynamic_cast<AliTRDcluster*>(GetPointId(n))))) n++;
+  if(!c) return;
+
+  Int_t det = c->GetDetector();
+  AliEveTRDLoader *loader(NULL);
+  switch(typ){
+  case 4:
+    loader = new AliEveTRDLoaderSim("MC");
+    if(loader){
+      if(!loader->Open("galice.root")){delete loader; loader=NULL;}
+      else{
+        loader->SetDataType(AliEveTRDLoader::kTRDHits | AliEveTRDLoader::kTRDDigits | AliEveTRDLoader::kTRDClusters);
+        break;
+      }
+    }
+  case 0:  
+    loader = new AliEveTRDLoader("Hits");
+    if(loader){
+      if(!loader->Open("TRD.Hits.root")){delete loader; loader=NULL;}
+      else{
+        if(typ!=4) break;
+      }
+    }
+  case 1:
+    if(!loader) loader = new AliEveTRDLoader("Digits");
+    if(loader){
+      if(!loader->Open("TRD.Digits.root")){
+        if(typ==1){delete loader; loader=NULL;}
+      } else {
+        if(typ!=4) break;
+      }
+    }
+  case 2:
+    if(!loader) loader = new AliEveTRDLoader("Clusters");
+    if(loader){
+      if(!loader->Open("TRD.RecPoints.root")){
+        if(typ ==2){delete loader; loader=NULL;}
+      } else {
+        if(typ!=4) break;
+      }
+    }
+  case 3:
+    if(!loader) loader = new AliEveTRDLoader("Tracklets");
+    if(loader){
+      if(!loader->Open("TRD.Tracklets.root")){
+        if(typ ==3) {delete loader; loader=NULL;}
+      } else break;
+    }
+  default: return;
+  }
+  if(!loader) return;
+
+  loader->AddChambers(AliTRDgeometry::GetSector(det),AliTRDgeometry::GetStack(det), AliTRDgeometry::GetLayer(det));
+  // load first event
+  if(!loader->GoToEvent(AliEveEventManager::GetCurrent()->GetEventId())) AliWarning(Form("No data loaded for event %d", AliEveEventManager::GetCurrent()->GetEventId()));
+  // register loader with alieve
+  gEve->AddElement(loader->GetChamber(det), *(BeginParents()));
+  //loader->SpawnEditor();
+  gEve->Redraw3D();
+}
+
 ///////////////////////////////////////////////////////////
 /////////////   AliEveTRDTracklet         /////////////////////
 ///////////////////////////////////////////////////////////
 
 //______________________________________________________________________________
 AliEveTRDTracklet::AliEveTRDTracklet(AliTRDseedV1 *trklt):TEveLine()
-  ,fClusters(0x0)
+  ,fClusters(NULL)
 {
   // Constructor.
   SetName("tracklet");
   
+  if(!gGeoManager) AliEveEventManager::AssertGeometry();
   SetUserData(trklt);
-  Int_t det = -1, sec;
+  // init tracklet line
+  Int_t sec = AliTRDgeometry::GetSector(trklt->GetDetector());
+  Float_t alpha((0.5+sec)*AliTRDgeometry::GetAlpha()),
+          cphi(TMath::Cos(alpha)),
+          sphi(TMath::Sin(alpha));
+  Float_t dx;
+  Float_t x0   = trklt->GetX0();
+  Float_t y0   = trklt->GetYref(0);
+  Float_t z0   = trklt->GetZref(0);
+  Float_t dydx = trklt->GetYref(1);
+  Float_t dzdx = trklt->GetZref(1);
+  Float_t  tilt = trklt->GetTilt();
   Float_t g[3];
-  AliTRDcluster *c = 0x0;
-  AddElement(fClusters = new AliEveTRDClusters());
-  for(Int_t ic=0; ic<35; ic++){
+  AliTRDcluster *c = NULL;
+  for(Int_t ic=0; ic<AliTRDseedV1::kNclusters; ic++){
     if(!(c = trklt->GetClusters(ic))) continue;
-    det = c->GetDetector();
-    c->GetGlobalXYZ(g); 
-    Int_t id = fClusters->SetNextPoint(g[0], g[1], g[2]);    
+    if(!fClusters) AddElement(fClusters = new AliEveTRDClusters());
+    dx = x0 - c->GetX();
+    //Float_t yt = y0 - dx*dydx;
+    Float_t zt = z0 - dx*dzdx;
+    // backup yc - for testing purposes
+    Float_t yc = c->GetY(); 
+    c->SetY(yc-tilt*(c->GetZ()-zt));
+    
+    // Ben: Temporary(?) fix -> Issue with wrongly set flag "fIsMisaligned" of AliCluster
+    // Changes can be undone ofter the issue with the flag has been solved
+    //c->GetGlobalXYZ(g);
+    
+    // The following code for the trasformation local-to-global is just adapted from
+    // AliTRDgeometry::RotateBack(...)
+  
+    // tracking to global coordinates transformation
+    Float_t loc[3] = { c->GetX(), c->GetY(), c->GetZ() }; 
+    g[0] = loc[0] * cphi - loc[1] * sphi;
+    g[1] = loc[0] * sphi + loc[1] * cphi;
+    g[2] = loc[2];
+    // Ben: End of fix
+    Int_t id = fClusters->SetNextPoint(g[0], g[1], g[2]);
+    c->SetY(yc);
     fClusters->SetPointId(id, new AliTRDcluster(*c));
   } 
+  if(fClusters){
+    fClusters->SetName("TC clusters");
+    fClusters->SetTitle(Form("N[%d]", trklt->GetN()));
+    fClusters->SetMarkerColor(kMagenta);
+  }
 
-  SetTitle(Form("Det[%d] Plane[%d] P[%7.3f]", det, trklt->GetPlane(), trklt->GetMomentum()));
+  SetTitle(Form("Det[%d] RC[%c] Layer[%d] P[%7.3f]", trklt->GetDetector(), trklt->IsRowCross()?'y':'n', trklt->GetPlane(), trklt->GetMomentum()));
   SetLineColor(kRed);
   //SetOwnIds(kTRUE);
   
-  sec = det/30;
-  Double_t alpha = AliTRDgeometry::GetAlpha() * (sec<9 ? sec + .5 : sec - 17.5); 
-  Double_t x0 = trklt->GetX0(), 
-    y0f = trklt->GetYfit(0), 
-    ysf = trklt->GetYfit(1),
-    z0r = trklt->GetZref(0), 
-    zsr = trklt->GetZref(1);
-  Double_t xg =  x0 * TMath::Cos(alpha) - y0f * TMath::Sin(alpha); 
-  Double_t yg = x0 * TMath::Sin(alpha) + y0f * TMath::Cos(alpha);
-  SetPoint(0, xg, yg, z0r);
-  //SetPointId(0, new AliTRDseedV1(*trackletObj));
-  Double_t x1 = x0-3.5, 
-    y1f = y0f - ysf*3.5,
-    z1r = z0r - zsr*3.5; 
-  xg =  x1 * TMath::Cos(alpha) - y1f * TMath::Sin(alpha); 
-  yg = x1 * TMath::Sin(alpha) + y1f * TMath::Cos(alpha);
-  SetPoint(1, xg, yg, z1r);
+  //trklt->Fit(kTRUE);
+  y0   = trklt->GetYfit(0);
+  dydx = trklt->GetYfit(1);
+  Double_t xg(x0 * cphi - y0 * sphi),
+           yg(x0 * sphi + y0 * cphi);
+  SetPoint(0, xg, yg, z0); 
+  //SetPoint(0, x0, y0, z0);
+
+
+  dx = .5*AliTRDgeometry::CamHght()+AliTRDgeometry::CdrHght();
+  x0 -= dx; 
+  y0 -= dydx*dx,
+  z0 -= dzdx*dx; 
+  xg = x0 * cphi - y0 * sphi;
+  yg = x0 * sphi + y0 * cphi;
+  SetPoint(1, xg, yg, z0);
+  //SetPoint(1, x0, y0, z0);
+}
+
+
+AliEveTRDTracklet::~AliEveTRDTracklet() 
+{
+
 }
 
 //______________________________________________________________________________
-void AliEveTRDTracklet::ProcessData()
+void AliEveTRDTracklet::Print(Option_t *o) const
 {
   AliTRDseedV1 *tracklet = (AliTRDseedV1*)GetUserData();
-  tracklet->Print();
+  if(!tracklet) return;
+  tracklet->Print(o);
 }
 
 ///////////////////////////////////////////////////////////
@@ -302,56 +411,388 @@ void AliEveTRDTracklet::ProcessData()
 ///////////////////////////////////////////////////////////
 
 //______________________________________________________________________________
-AliEveTRDTrack::AliEveTRDTrack(AliTRDtrackV1 *trk) : TEveLine()
+AliEveTRDTrack::AliEveTRDTrack(AliTRDtrackV1 *trk) 
+  :TEveLine()
+  ,fTrackState(0)
+  ,fESDStatus(0)
+  ,fAlpha(0.)
+  ,fPoints(NULL)
+  ,fRim(NULL)
 {
   // Constructor.
-  SetName("track");
-
   SetUserData(trk);
-  
-  AliTRDtrackerV1::SetNTimeBins(24);
-  AliTrackPoint points[AliTRDtrackV1::kMAXCLUSTERSPERTRACK];
-  Int_t nc = 0, sec = -1; Float_t alpha = 0.;
-  AliTRDcluster *c = 0x0;
-  AliTRDseedV1 *tracklet = 0x0;
+  SetName("");
+
+//  AliTRDtrackerV1::SetNTimeBins(24);
+
+  fRim = new AliRieman(trk->GetNumberOfClusters());
+  AliTRDseedV1 *tracklet = NULL;
   for(Int_t il=0; il<AliTRDgeometry::kNlayer; il++){
     if(!(tracklet = trk->GetTracklet(il))) continue;
     if(!tracklet->IsOK()) continue;
-    AddElement(fTracklet[il] = new AliEveTRDTracklet(tracklet));
+    AddElement(new AliEveTRDTracklet(tracklet));
+
+//     tracklet->ResetClusterIter(kFALSE);
+//     while((c = tracklet->PrevCluster())){
+//    AliTRDcluster *c(NULL);
+/*    for(Int_t ic=AliTRDseedV1::kNtb; ic--;){
+      if(!(c=tracklet->GetClusters(ic))) continue;
+      Float_t xc = c->GetX();
+      Float_t yc = c->GetY();
+      Float_t zc = c->GetZ();
+      Float_t zt = tracklet->GetZref(0) - (tracklet->GetX0()-xc)*tracklet->GetZref(1); 
+      yc -= tracklet->GetTilt()*(zc-zt);
+      fRim->AddPoint(xc, yc, zc, .05, 2.3);
+    }*/
+  }
+  if(trk->GetNumberOfTracklets()>1) fRim->Update();
+  SetStatus(fTrackState);
+}
+
+//______________________________________________________________________________
+AliEveTRDTrack::~AliEveTRDTrack()
+{
+  if(fPoints) delete [] fPoints; fPoints = NULL;
+  //delete dynamic_cast<AliTRDtrackV1*>(GetUserData());
+}
 
-    for(Int_t ic=34; ic>=0; ic--){
-      if(!(c = tracklet->GetClusters(ic))) continue;
-      if(sec<0){
-        sec = c->GetDetector()/30;
-        alpha = AliTRDgeometry::GetAlpha() * (sec<9 ? sec + .5 : sec - 17.5); 
+//______________________________________________________________________________
+void AliEveTRDTrack::Print(Option_t *o) const
+{
+  AliTRDtrackV1 *track = (AliTRDtrackV1*)GetUserData();
+  if(!track) return;
+  track->Print(o);
+}
+
+//______________________________________________________________________________
+void AliEveTRDTrack::SetStatus(UChar_t s)
+{
+  // nothing to be done
+  if(fPoints && fTrackState == s) return;
+  //return;
+  const Int_t nc = AliTRDtrackV1::kMAXCLUSTERSPERTRACK;
+  AliTRDtrackV1 *trk(NULL);
+  if(!(trk=static_cast<AliTRDtrackV1*>(GetUserData()))) {
+    AliError("Failed casting data to TRD track.");
+    return;
+  }
+
+  Bool_t BUILD = kFALSE;
+  if(!fPoints){ 
+    fPoints = new AliTrackPoint[nc];
+
+    // define the radial span of the track in the TRD
+    Double_t xmin = -1., xmax = -1.;
+    Int_t det = 0;
+    AliTRDseedV1 *trklt = NULL;
+    for(Int_t ily=0; ily<AliTRDgeometry::kNlayer; ily++){
+      if(!(trklt = trk->GetTracklet(ily))) continue;
+      if(xmin<0.) xmin = trklt->GetX0() - AliTRDgeometry::CamHght() - AliTRDgeometry::CdrHght();
+      if(trklt->GetX0()>xmax) xmax = trklt->GetX0();
+      det = trklt->GetDetector();
+    }
+    Int_t sec = det/AliTRDgeometry::kNdets;
+    fAlpha = AliTRDgeometry::GetAlpha() * (sec<9 ? sec + .5 : sec - 17.5); //trk->GetAlpha()
+
+    Double_t dx =(xmax - xmin)/nc;
+    for(Int_t ip=0; ip<nc; ip++){
+      fPoints[ip].SetXYZ(xmin, 0., 0.);
+      xmin+=dx;
+    }
+    BUILD = kTRUE;
+  }
+
+  // select track model
+  if(BUILD || ((s&12) != (fTrackState&12))){
+    if(TESTBIT(s, kTrackCosmics)){
+      //printf("Straight track\n");
+      AliTRDtrackerV1::FitLine(trk, NULL, kFALSE, nc, fPoints);
+    } else {
+      if(TESTBIT(s, kTrackModel)){
+        //printf("Kalman track\n");
+        if(trk->GetNumberOfTracklets() >=4) AliTRDtrackerV1::FitKalman(trk, NULL, kFALSE, nc, fPoints);
+      } else { 
+        //printf("Rieman track rim[%p] nc[%d]\n", (void*)fRim, nc);
+        //if(trk->GetNumberOfTracklets() >=4) AliTRDtrackerV1::FitRiemanTilt(trk, NULL, kTRUE, nc, fPoints);
+        Float_t x = 0.;
+        for(Int_t ip = nc; ip--;){
+          x = fPoints[ip].GetX();
+          //printf("%2d x[%f] y[%f] z[%f]\n", ip, x, fRim->GetYat(x), fRim->GetZat(x));
+          fPoints[ip].SetXYZ(x, fRim->GetYat(x), fRim->GetZat(x));
+        }
       }
-      points[nc].SetXYZ(c->GetX(),0.,0.);
-      nc++;
     }
+  
+    Float_t global[3];
+    for(Int_t ip=0; ip<nc; ip++){
+      fPoints[ip].Rotate(-fAlpha).GetXYZ(global);
+      SetPoint(ip, global[0], global[1], global[2]);
+      //printf("*** %2d x[%f] y[%f] z[%f]\n", ip, global[0], global[1], global[2]);
+    
+    }
+    SetSmooth(kTRUE);
   }
 
-  //AliTRDtrackerV1::FitRiemanTilt(trk, 0x0, kTRUE, nc, points);
-  //AliTRDtrackerV1::FitKalman(trk, 0x0, kFALSE, nc, points);
-  AliTRDtrackerV1::FitLine(trk, 0x0, kFALSE, nc, points);
+  // set color
+  if(BUILD || ((s&3) != (fTrackState&3))){
+    if(TESTBIT(s, kSource)){
+      //printf("Source color\n");
+      if(fESDStatus&AliESDtrack::kTRDin){
+        SetMarkerColor(kGreen);
+        SetLineColor(kGreen);
+      } else {
+        SetMarkerColor(kMagenta);
+        SetLineColor(kMagenta);
+      }
+    } else {
+      if(TESTBIT(s, kPID) == AliTRDpidUtil::kLQ){
+        //printf("PID color kLQPID\n");
+        //trk->GetReconstructor()->SetOption("!nn");
+      } else {
+        //printf("PID color kNNPID\n");
+        //trk->GetReconstructor()->SetOption("nn");
+      }
+      //trk->CookPID();
+  
+      Int_t species = 0; Float_t pid = 0.;
+      for(Int_t is=0; is<AliPID::kSPECIES; ++is) 
+        if(trk->GetPID(is) > pid){
+          pid = trk->GetPID(is);
+                 species = (AliPID::EParticleType) is;
+        }
+      switch(species){
+      case AliPID::kElectron:
+        SetMarkerColor(kRed);
+        SetLineColor(kRed);
+        break;
+      default:
+        SetMarkerColor(kBlue);
+        SetLineColor(kBlue);
+        break;
+      }
+    }
+    SetLineWidth(2);
+  }
+  
+  const Char_t *model = "line";
+  if(!TESTBIT(s, kTrackCosmics)){
+    if(TESTBIT(s, kTrackModel)) model = "kalman";
+    else model = "rieman";
+  }
+  Int_t species = 0; Float_t pid = 0.;
+  for(Int_t is=0; is<AliPID::kSPECIES; is++) 
+    if(trk->GetPID(is) > pid){
+      pid = trk->GetPID(is);
+      species = is;
+    }
 
-  Float_t global[3];
-  for(Int_t ip=0; ip<nc; ip++){
-    points[ip].Rotate(-alpha).GetXYZ(global);
-    SetNextPoint(global[0], global[1], global[2]);
+  SetTitle(Form(
+    "Tracklets[%d] Clusters[%d]\n"
+    "Reconstruction Source[%s]\n"
+    "PID[%4.1f %4.1f %4.1f %4.1f %4.1f]\n"
+    "MC[%d]", trk->GetNumberOfTracklets(), trk->GetNumberOfClusters(), fESDStatus&AliESDtrack::kTRDin ? "barrel" : "sa",
+    1.E2*trk->GetPID(0), 1.E2*trk->GetPID(1),
+    1.E2*trk->GetPID(2), 1.E2*trk->GetPID(3), 1.E2*trk->GetPID(4), trk->GetLabel()));
+
+  if(GetName()){
+    char id[6]; snprintf(id, 6, "%s", GetName());
+    SetName(Form("%s %s", id, AliPID::ParticleName(species)));
   }
 
-  SetMarkerColor(kBlack);
-  SetLineColor(kBlack);
-  SetSmooth(kTRUE);
+  // save track status
+  fTrackState = s;
 }
 
 //______________________________________________________________________________
-void AliEveTRDTrack::ProcessData()
+void AliEveTRDTrack::Load(const Char_t *what) const
 {
-  AliTRDtrackV1 *track = (AliTRDtrackV1*)GetUserData();
-  AliInfo(Form("Clusters[%d]", track->GetNumberOfClusters()));
+// Spread downwards to tracklets the command "what"
+
+  const AliEveTRDTracklet* trklt(NULL);
+  TEveElement::List_ci itrklt=BeginChildren();
+  while(itrklt!=EndChildren()){
+    if((trklt = dynamic_cast<const AliEveTRDTracklet*>(*itrklt))) trklt->Load(what);
+    itrklt++;
+  }
+}
+
+//______________________________________________________________________________
+AliEveTRDTrackletOnline::AliEveTRDTrackletOnline(AliTRDtrackletMCM *tracklet) :
+  TEveLine(),
+  fDetector(-1),
+  fROB(-1),
+  fMCM(-1)
+{
+  AliTRDtrackletMCM *trkl = new AliTRDtrackletMCM(*tracklet);
+  SetUserData(trkl);
+
+  fDetector = trkl->GetDetector();
+  fROB = trkl->GetROB();
+  fMCM = trkl->GetMCM();
+
+  SetName("sim. tracklet");
+  SetTitle(Form("Det: %i, ROB: %i, MCM: %i, Label: %i\n0x%08x", 
+                trkl->GetDetector(), trkl->GetROB(), trkl->GetMCM(), trkl->GetLabel(),
+                trkl->GetTrackletWord()));
+  SetLineColor(kGreen);
+  SetLineWidth(3);
+
+  AliTRDgeometry geo;
+  TGeoHMatrix *matrix = geo.GetClusterMatrix(trkl->GetDetector());
+
+  fDetector = trkl->GetDetector();
+  fROB = trkl->GetROB();
+  fMCM = trkl->GetMCM();
+  
+  Float_t length = 3.;
+  Double_t x[3];
+  Double_t p[3];
+  Double_t p2[3];
+  x[0] = AliTRDgeometry::AnodePos(); 
+  x[1] = trkl->GetY();
+  x[2] = trkl->GetLocalZ();
+
+  matrix->LocalToMaster(x, p);
+  geo.RotateBack(trkl->GetDetector(), p, p2);
+  SetPoint(0, p2[0], p2[1], p2[2]);
+
+  x[0] -= length;
+  x[1] -= length * trkl->GetdYdX();
+  matrix->LocalToMaster(x, p);
+  p[2] *= p[0] / (p[0] + length);
+  geo.RotateBack(trkl->GetDetector(), p, p2);
+  SetPoint(1, p2[0], p2[1], p2[2]);
+}
+
+AliEveTRDTrackletOnline::AliEveTRDTrackletOnline(AliTRDtrackletWord *tracklet) :
+  TEveLine(),
+  fDetector(-1),
+  fROB(-1),
+  fMCM(-1)
+{
+  AliTRDtrackletWord *trkl = new AliTRDtrackletWord(*tracklet);
+  SetUserData(trkl);
+
+  fDetector = trkl->GetDetector();
+  fROB = trkl->GetROB(); 
+  fMCM = trkl->GetMCM(); 
+
+  SetName("raw tracklet");
+  SetTitle(Form("Det: %i, ROB: %i, MCM: %i, Label: %i\n0x%08x", 
+                trkl->GetDetector(), fROB, fMCM, -1,
+                trkl->GetTrackletWord()));
+  SetLineColor(kRed);
+  SetLineWidth(3);
+
+  AliTRDgeometry geo;
+  TGeoHMatrix *matrix = geo.GetClusterMatrix(trkl->GetDetector());
+
+  Float_t length = 3.;
+  Double_t x[3];
+  Double_t p[3];
+  Double_t p2[3];
+  x[0] = AliTRDgeometry::AnodePos();
+  x[1] = trkl->GetY();
+  x[2] = trkl->GetLocalZ();
   
-  track->CookPID();
-  printf("PIDLQ : "); for(int is=0; is<AliPID::kSPECIES; is++) printf("%s[%5.2f] ", AliPID::ParticleName(is), 1.E2*track->GetPID(is)); printf("\n");
+  matrix->LocalToMaster(x, p);
+  geo.RotateBack(trkl->GetDetector(), p, p2);
+  SetPoint(0, p2[0], p2[1], p2[2]);
+
+  x[0] -= length;
+  x[1] -= length * trkl->GetdYdX();
+  matrix->LocalToMaster(x, p);
+  p[2] *= p[0] / (p[0] + length);
+  geo.RotateBack(trkl->GetDetector(), p, p2);
+  SetPoint(1, p2[0], p2[1], p2[2]);
+}
+
+AliEveTRDTrackletOnline::~AliEveTRDTrackletOnline() 
+{
+  delete ((AliTRDtrackletBase*) GetUserData());
+  SetUserData(0x0);
+}
+
+void AliEveTRDTrackletOnline::ShowMCM(Option_t *opt) const
+{
+  if (fDetector < 0 || fROB < 0 || fMCM < 0)
+    return;
+
+  AliEveTRDmcm *evemcm = new AliEveTRDmcm();
+  evemcm->Init(fDetector, fROB, fMCM);
+  evemcm->LoadDigits();
+  evemcm->Draw(opt);
+
+  TEveElementList *mcmlist = NULL;
+  if (gEve->GetCurrentEvent()) 
+    mcmlist = (TEveElementList*) gEve->GetCurrentEvent()->FindChild("TRD MCMs");
+  if (!mcmlist) {
+    mcmlist = new TEveElementList("TRD MCMs");
+    gEve->AddElement(mcmlist);
+  }
+  gEve->AddElement(evemcm, mcmlist);
+}
+
+
+AliEveTRDmcm::AliEveTRDmcm() :
+  TEveElement(),
+  TNamed(),
+  fMCM(new AliTRDmcmSim())
+{
+  SetName("MCM");
+  SetTitle("Unknown MCM");
+}
+
+AliEveTRDmcm::~AliEveTRDmcm()
+{
+  delete fMCM;
+}
+
+Bool_t AliEveTRDmcm::Init(Int_t det, Int_t rob, Int_t mcm)
+{
+  SetName(Form("MCM: Det. %i, ROB %i, MCM %i", det, rob, mcm));
+  SetTitle(Form("MCM: Det. %i, ROB %i, MCM %i", det, rob, mcm));
+  fMCM->Init(det, rob, mcm);
+  fMCM->Reset();
+  return kTRUE;
 }
 
+Bool_t AliEveTRDmcm::LoadDigits()
+{
+  AliRunLoader *rl = AliEveEventManager::AssertRunLoader();
+  return fMCM->LoadMCM(rl, fMCM->GetDetector(), 
+                       fMCM->GetRobPos(), fMCM->GetMcmPos());
+}
+
+Bool_t AliEveTRDmcm::Filter()
+{
+  fMCM->Filter();
+  return kTRUE;
+}
+
+Bool_t AliEveTRDmcm::Tracklet()
+{
+  fMCM->Tracklet();
+  return kTRUE;
+}
+
+void AliEveTRDmcm::Draw(Option_t* option)
+{
+  const char *mcmname = Form("mcm_%i_%i_%i", fMCM->GetDetector(),
+                             fMCM->GetRobPos(), fMCM->GetMcmPos());
+
+  TCanvas *c = dynamic_cast<TCanvas*> (gROOT->FindObject(mcmname));
+  if (!c)
+    c = gEve->AddCanvasTab("TRD MCM");
+  c->SetTitle(Form("MCM %i on ROB %i of det. %i", 
+                   fMCM->GetMcmPos(), fMCM->GetRobPos(), fMCM->GetDetector()));
+  c->SetName(mcmname);
+  c->cd();
+  fMCM->Draw(option);
+}
+
+Bool_t AliEveTRDmcm::AssignPointer(const char* ptrname)
+{
+  gROOT->ProcessLine(Form("AliTRDmcmSim* %s = (AliTRDmcmSim *)%p", ptrname, (void*)fMCM));
+  return kTRUE;
+}