FastAnalysis.C

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#ifndef FASTANALYSIS_C
#define FASTANALYSIS_C
#include <TSelector.h>
#include <TQObject.h>
#ifndef __CINT__
# include <TParticle.h>
# include <TMath.h>
# include <TTree.h>
# include <TFile.h>
# include <THStack.h>
# include <TH1.h>
# include <TH2.h>
# include <TClonesArray.h>
# include <TAxis.h>
# include <TCanvas.h>
# include <TStopwatch.h>
# include <TStyle.h>
# include <TLegend.h>
# include <TLegendEntry.h>
# include <TMultiGraph.h>
# include <TGraph.h>
# include <TArrayI.h>
# include <TChain.h>
# include <TParameter.h>
# include <TSystem.h>
# include <TUrl.h>
# include <TGraph.h>
# include <TMap.h>
# include "FastShortHeader.C"
# include "FastMonitor.C"
// # include <TProof.h>
#else
class TTree;
class TH1;
class TH2;
class TH1D;
class THStack;
class TCanvas;
class TAxis;
class TStopwatch;
class TLegend;
class TMultiGraph;
class TParticle;
class TArrayI;
class TProof;
class TUrl;
class TVirtualPad;
class TMap;
class FastShortHeader;
#endif

//====================================================================
struct FastAnalysis : public TSelector
{
  TTree*        fTree; 

  FastShortHeader*  fHeader;     

  TClonesArray* fParticles;  

  Bool_t        fVerbose;    //
  TStopwatch    fTimer;      

  TString       fName;       

  ULong64_t     fEventMult;
  TString       fCentMethod;
  TH1*          fCentHist; 

  ULong_t fOK;
  Int_t fMonitor;
  Bool_t fCompatB;
  UInt_t fTrigMask;
  FastAnalysis(Bool_t verb=false, Int_t monitor=0)
    : fTree(0),
      fHeader(0),
      fParticles(0),
      fVerbose(verb),
      fEventMult(0),
      fCentMethod(""),
      fCentHist(0),
      fOK(0),
      fMonitor(monitor),
      fCompatB(false),
      fTrigMask(0xFFFF)
  {
  }
  virtual ~FastAnalysis()
  {
    if (fHeader)    delete fHeader;
    if (fParticles) delete fParticles;
  }
  void SetTrigger(UInt_t mask) { fTrigMask = mask; }
  void SetTrigger(UInt_t mask, Bool_t isAnd)
  {
    if (isAnd) 
      fTrigMask = ((mask & 0xFFFF) << 16) | 0xFFFF;
    else
      fTrigMask = ((mask & 0xFFFF) << 0) | 0xFFFF0000;
  }
  void SetTrigger(const char* what)
  {
    TString w(what);
    w.ToUpper();
    if      (w.EqualTo("INEL") || w.EqualTo("MBOR"))
      SetTrigger(FastShortHeader::kV0A|FastShortHeader::kV0C|
     FastShortHeader::kADA|FastShortHeader::kADC|
     FastShortHeader::kEta1, false);
    else if (w.EqualTo("INEL>0") || w.EqualTo("INELGT0")) {
      SetTrigger(FastShortHeader::kV0A|FastShortHeader::kV0C|
     FastShortHeader::kADA|FastShortHeader::kADC, false);
      SetTrigger(FastShortHeader::kEta1, true);
    }
    else if (w.EqualTo("V0AND") || w.EqualTo("MBAND")) {
      SetTrigger(0xFFFF, false);
      SetTrigger(FastShortHeader::kV0A|FastShortHeader::kV0C, true);
    }
    else
      Warning("SetTrigger", "Unknown trigger: %s", what);
  }
  Bool_t CheckTrigger() const
  {
    UInt_t bits    = fHeader->fTrigMask & 0xFFFF;
    UInt_t orMask  = (fTrigMask >>  0) & 0xFFFF;
    UInt_t andMask = (fTrigMask >> 16) & 0xFFFF;
    if (orMask  != 0 && (orMask  & bits) == 0)       return false;
    if (andMask != 0 && (andMask & bits) != andMask) return false;
    return true;
  }
  void SetVerbose(Bool_t verb) { fVerbose = verb; }
  void SetupMonitor()
  {
    // We disable monitoring in batch mode
    if (gROOT->IsBatch()) {
      Warning("SetupMonitor", "Batch processing, no monitoring");
      return;
    }

    // If the monitor frequency is 0 or negative, do nothing 
    if (fMonitor <= 0) {
      Info("SetupMonitor", "Monitoring frequency too low");
      return;
    }

    // Get list of names of monitor objects. 
    TList* objs = GetMonitorObjects();
    // If there's no monitored objects defined, do nothing 
    if (!objs || objs->GetEntries() < 1) {
      Info("SetupMonitor", "No monitored objects defined");
      return;
    }
    Printf("Monitor objects are:");
    objs->Print();
    
    FastMonitor* monitor = new FastMonitor(this, "FastMonitor");
    TObject* obj = 0;
    TIter    next(objs);
    while ((obj = next())) monitor->Register(obj);
    monitor->Connect(fMonitor);
  }
  Bool_t SetupBranches()
  {
    fHeader = new FastShortHeader;
    fParticles = new TClonesArray("TParticle");
    fTree->SetBranchAddress("header",    &(fHeader->fRunNo));
    fTree->SetBranchAddress("particles", &fParticles);
    if (!fCentMethod.IsNull()) {
      if (fCentMethod.EqualTo("B") && !fTree->GetBranch("B"))
  fCompatB = true;
      else 
  fTree->SetBranchAddress(fCentMethod, &fEventMult);
    }
    return true;   
  }
  virtual Bool_t SetupEstimator()
  {
    if (fCentMethod.IsNull()) return true;
    if (fCompatB) {
      Warning("SetupEstimator", "Using fixed estimator");
      Double_t bs[] = { 0,      1.57,  2.22,  2.71,  3.13,
      3.50,   4.94,  6.05,  6.98,  7.81,
      8.55,   9.23,  9.88, 10.47, 11.04,
      11.58, 12.09, 12.58, 13.05, 13.52,
      13.97, 14.43, 14.96, 15.67, 20.00 };
      Double_t cs[] = { 0.5,   1.5,   2.5,   3.5,   4.5,
      7.5,   12.5,  17.5,  22.5,  27.5,
      32.5,  37.5,  42.5,  47.5,  52.5,
      57.5,  62.5,  67.5,  72.5,  77.5,
      82.5,  87.5,  92.5,  97.5 };
      TH1* h = new TH1D("rawB", "B to Centrality", 28, bs);
      h->SetDirectory(0);
      h->SetXTitle("b\\hbox{ [fm]}");
      h->SetYTitle("c\\hbox{ [\\%]}");
      h->SetBinContent(0,1);
      for (Int_t i = 1; i <= h->GetNbinsX(); i++) {
  h->SetBinContent(i, cs[i-1]);
      }
      // fCentHist = h;
      return true;
    }
    
    if (!fTree) {
      Warning("SetupEstimator", "No tree defined!");
      return false;
    }
    TFile* f = fTree->GetCurrentFile();
    if (!f) {
      Warning("SetupEstimator", "Failed to get current file from tree");
      return false;
    }
    // TList* l = static_cast<TList*>(f->Get("estimators"));
    // if (!l) {
    //   Warning("SetupEstimator",
    //          "Failed to get list of estimators from file %s",
    //    f->GetPath());
    //   f->ls();
    //   return false;
    // }
    // TObject* o = l->FindObject(fCentMethod);
    TObject* o = f->Get(Form("estimators/%s",fCentMethod.Data()));
    if (!o) {
      Warning("SetupEstimator", "Failed to get %s from estimator list:",
        fCentMethod.Data());
      // l->ls();
      f->ls();
      return false;
    }
    if (!o->IsA()->InheritsFrom(TH1::Class())) {
      Warning("SetupEstimator", "Estimator object %s is not a histogram "
        "but a %s", o->GetName(), o->ClassName());
      return false;
    }    
    fCentHist = static_cast<TH1*>(o);
    fCentHist->SetDirectory(0);
    fTree->SetBranchAddress(fCentMethod, &fEventMult);
    return true;
  }
  void Init(TTree* tree)
  {
    Info("Init", "Initializing with tree %p (%s)",
   tree, (tree ? tree->ClassName() : ""));
    if (!tree) return;

    TFile* file = tree->GetCurrentFile();
    Info("Init", "Current file: (%p) %s", file,
   (file ? file->GetName() : ""));
    
    fTree = tree;
    if (!SetupBranches())
      Fatal("Init", "Failed to set-up branches");
    // if (!SetupEstimator())
    //   Fatal("Init", "Failed to set-up estimator");
  }
  virtual void Begin(TTree*)
  {
    SetupMonitor();
  }
  Bool_t Notify()
  {
    TFile* file = fTree->GetCurrentFile();
    Info("Notify", "processing file: (%p) %s", file,
   (file ? file->GetName() : ""));
    if (!file) return true;
    CopyEgHistogram();
    if (!SetupBranches()) {
      Warning("Notify", "Failed to set-up branches");
      return false;
    }
    if (!SetupEstimator()) {
      Warning("Notify", "Failed to set-up estimator");
      return false;
    }
    return true;
  }
  virtual Bool_t Process(Long64_t entry)
  {
    Clear();
    Int_t read = fTree->GetTree()->GetEntry(entry);
    if (read <= 0) return false;
    
    if (fVerbose)
      printf("Process event %7lld (0x%x) ",
       entry, fHeader->fType);
    if (!ProcessHeader()) {
      if (fVerbose) Printf("No accepted");      
      return true;
    }
    fOK++;

    ProcessParticles();

    return true;
  }
  virtual void SlaveTerminate()
  {
    Printf("A total of %ld events accepted", fOK);
    TParameter<Long_t>* cnt = new TParameter<Long_t>("count",fOK,'+');
    fOutput->Add(cnt);
    fOutput->ls();
  }
  Int_t Version() const { return 2; }
  virtual void Print(Option_t* option="") const
  {
    Printf("Analysis object %s (%s)", GetName(), ClassName());
    Printf(" Tree:                  %p", fTree);
    Printf(" Header:                %p", fHeader);
    Printf(" Particles:             %p", fParticles);
    Printf(" Verbose:               %s", fVerbose ? "yes" : "no");
    Printf(" Timer:                 %s", fTimer.GetName());
    Printf(" Event multiplicity:    %d", fEventMult);
    Printf(" Centrality method:     %s", fCentMethod.Data());
    Printf(" Centrality histogram:  %p", fCentHist);
    Printf(" # accepted events:     %d", fOK);
    Printf(" Monitor frequency:     %d s", fMonitor);
    Printf(" Compatibility impact:  %s", fCompatB ? "yes" : "no");
    Printf(" Trigger mask:          And: 0x%04x  Or: 0x%04x",
     ((fTrigMask >> 16) & 0xFFFF), (fTrigMask & 0xFFFF));
  }
  /* @} */

  Double_t GetCentrality() const
  {
#if 0
    Info("GetCentrality", "fCentHist=%p, fCentMethod=%s cent=%f",
   fCentHist, fCentMethod.Data(), fHeader->fC);
#endif 
    if (!fCentHist) return fHeader->fC;
    Int_t nBin = fCentHist->GetNbinsX();
    Int_t bin  = fCentHist->GetXaxis()->FindBin(fEventMult);
    if (bin <= 0)    {
      Warning("", "Look-up of %f failed (%d)", fEventMult, bin);
      return -1;
    }
    if (bin-1 == nBin && fEventMult == fCentHist->GetXaxis()->GetXmax()) {
      bin        =  nBin;
    }
    if (bin >  nBin) {
      Warning("", "Look-up of %f failed (%d > %d)", fEventMult, bin, nBin);
      return 200;
    }
    Double_t cent = fCentHist->GetBinContent(bin);
    // Info("", "Look-up of %ld -> %d -> %5.1f%%", fEventMult, bin, cent);
    return cent;
  }
  Long_t GetEventCount()
  {
    if (fOK > 0) return fOK;

    typedef TParameter<Long_t> Param_t;
    Param_t* p = static_cast<Param_t*>(GetOutputObject("count",
                   Param_t::Class()));
    if (!p) return 0;
    return fOK = p->GetVal();
  }
  TObject* GetOutputObject(const char* name, TClass* cls)
  {
    TObject* o = fOutput->FindObject(name);
    if (!o) {
      Warning("GetOutputObject", "Object %s not found in output", name);
      fOutput->ls();
      return 0;
    }
    if (cls && !o->IsA()->InheritsFrom(cls)) {
      Warning("GetOutputObject", "Object %s from output is not a %s, but a %s",
        o->GetName(), cls->GetName(), o->ClassName());
      return o;
    }
    return o;
  }
  void CopyEgHistogram()
  {
    if (fOutput->FindObject("eg")) return;
    TFile* file = (fTree ? fTree->GetCurrentFile() : 0);
    Info("CopyEgHistogram", "Current file: (%p) %s", file,
   (file ? file->GetName() : ""));
    if (!file) return;
    TH1* egTitle = static_cast<TH1*>(file->Get("eg"));
    if (!egTitle) {
      Warning("CopyEgHistogram", "No EG histogram");
      return;
    }
    TH1* copy = static_cast<TH1*>(egTitle->Clone());
    copy->SetDirectory(0);
    copy->Reset();
    copy->Fill(0.5);
    fOutput->Add(copy);
  }
  /* @} */

  virtual TList* GetMonitorObjects() { return 0; }
  virtual void Clear(Option_t* option="")
  {
    fHeader->Clear(option);
    fParticles->Clear();
    fEventMult = 0;
  }
  virtual void ProcessParticles()
  {
    Int_t nParticles = fParticles->GetEntriesFast();
    Int_t nOK        = 0;
    Int_t nSec       = 0;
    Int_t nNeut      = 0;
    Int_t nOut       = 0;
    for (Int_t iPart = 0; iPart < nParticles; iPart++) {
      TObject*  oPart = fParticles->At(iPart);
      if (!oPart) continue;      
      if (!oPart->TestBit((1<<14)) || oPart->TestBit(1<<15)) {
  // If this is a secondary, increment counter 
  nSec++;
  if (!AcceptSecondaries()) continue;
      }
      if (!oPart->TestBit((1<<16))) {
  // If this is neutral, increment counter 
  nNeut++;
  if (!AcceptNeutrals()) continue;
      }

      if (!ProcessParticle(static_cast<TParticle*>(oPart))) {
  nOut++;
  continue;
      }
      nOK++;
    }
    if (fVerbose) 
      Printf("ok:%7d sec:%7d neu=%7d out:%7d total:%7d",
       nOK, nSec, nNeut, nOut, nParticles);

  }
  virtual Bool_t AcceptSecondaries() const { return false; }
  virtual Bool_t AcceptNeutrals() const { return false; }
  virtual Bool_t ProcessParticle(const TParticle* p) = 0;
  virtual Bool_t ProcessHeader() { return CheckTrigger(); }
  /* @} */

  static Long_t ProofExec(const char* cmd=0)
  {
    Bool_t hasCmd = (cmd && cmd[0] != '\0');
    TString lne;
    lne.Form("gProof%s%s", (hasCmd ? "->" : ""), (hasCmd ? cmd : ""));
    Printf("FastAnalysis::ProofExec: %s", lne.Data());
    return gROOT->ProcessLine(lne);
  }
  static Bool_t ProofLoad(const char* file, const char* opt)
  {
    const char* real = gSystem->Which(gROOT->GetMacroPath(),
              file, kReadPermission);
    if (!real) {
      ::Warning("ProofLoad", "%s not found in load path: %s",
    file, gROOT->GetMacroPath());
      delete real;
      return false;
    }
    TString cc(opt); if (cc == "-") cc = "" ; else cc.Prepend("+");
    Long_t ret = ProofExec(Form("Load(\"%s%s\",true)",real, cc.Data()));
    if (ret != 0) {
      ::Warning("ProofLoad", "Failed to load %s%s", real, cc.Data());
      delete real;
      return false;
    }
    delete real;
    return true;
  }
  static Bool_t Str2KeyVal(const TString& in,
         TString&       key,
         TString&       val,
         const char     sep='=')
  {
    Int_t idx = in.Index(sep);
    if (idx == kNPOS) return false;

    key = in(0,idx);
    val = in(idx+1, in.Length()-idx-1);
    return true;
  }
  static Bool_t SetupProof(TUrl& url, const char* opt,
         const char* extra)
  {
    Long_t ret = 0;
    gROOT->LoadClass("TProof", "libProof");
    ret = gROOT->ProcessLine(Form("TProof::Reset(\"%s\")",url.GetUrl()));
    ret = gROOT->ProcessLine(Form("TProof::Open(\"%s\")",url.GetUrl()));
    if (!ret) {
      Printf("Error: FastAnalysis::SetupProof: Failed to connect");
      return false;
    }
    ret = ProofExec("ClearCache()");

    TString phy = gSystem->ExpandPathName("$(ALICE_PHYSICS)");
    TString ali = gSystem->ExpandPathName("$(ALICE_ROOT)");
    TString fwd = phy + "/PWGLF/FORWARD/analysis2";
    TString mkLib = gSystem->GetMakeSharedLib();
    mkLib.ReplaceAll("-std=c++14", "-std=c++98");
    gROOT->SetMacroPath(Form("%s:%s/sim", 
           gROOT->GetMacroPath(), fwd.Data()));
    ProofExec(Form("Exec(\"gSystem->SetMakeSharedLib(\\\"%s\\\")\")",
       mkLib.Data()));

    if (!ProofLoad("FastMonitor.C", opt)) return false;
    if (!ProofLoad("FastShortHeader.C", opt)) return false;
    if (!ProofLoad("FastAnalysis.C", opt)) return false;
    if (!ProofLoad("FastCentHelper.C", opt)) return false;
    if (!extra || extra[0] == '\0') return true;
    if (!ProofLoad(extra, opt)) return false;

    return true;
  }

  //==================================================================
  struct Maker : public TNamed
  {
    virtual ~Maker() {}
    virtual FastAnalysis* Make(const TString& subtype,
             Int_t          monitor,
             Bool_t         verbose,
             TMap&          uout) = 0;
    virtual void List() const = 0;
    virtual const char* Script() const = 0;
  protected:
    Maker(const char* type="");    
    ClassDef(Maker,0);
  };
  //==================================================================
#ifndef __CINT__ 

  struct Factory : public TObject
  {
    static Factory& Instance()
    {
      static Factory* instance = 0;
      if (!instance) instance = new Factory;
      return *instance;
    }
    FastAnalysis* Make(const TString& type,
           const TString& subtype,
           Int_t          monitor,
           Bool_t         verbose,
           TMap&          uout)
    {
      Bool_t help = (type.EqualTo("help",TString::kIgnoreCase) ||
         type.EqualTo("list",TString::kIgnoreCase));
      TIter next(&fList);
      Maker* maker = 0;
      while ((maker = static_cast<Maker*>(next()))) {
  if (!help && !type.EqualTo(maker->GetName(), TString::kIgnoreCase))
    continue;
  if (help) Printf("%s", maker->GetName());
  if (help ||
      subtype.EqualTo("help", TString::kIgnoreCase) ||
      subtype.EqualTo("list", TString::kIgnoreCase)) {
    maker->List();
    continue;
  }
      
  FastAnalysis* a = maker->Make(subtype,monitor,verbose,uout);
  if (a) return a;
      }
      return 0;      
    }
    const char* Script(const TString& type) const
    {
      TIter next(&fList);
      Maker* maker = 0;
      while ((maker = static_cast<Maker*>(next()))) {
  if (!type.EqualTo(maker->GetName(), TString::kIgnoreCase))
    continue;
  return maker->Script();
      }
      return 0;
    }
    void Register(Maker* m)
    {
      fList.Add(m);
    }
  private: 
    Factory() : fList() {}
    TList fList;
  };
#endif

  static Bool_t Run(const char*   url,
        const char*   output,
        FastAnalysis* a,
        const char*   script,
        Long64_t      nev=-1,
        Long64_t      offset=0,
        Int_t         monitor=-1,
        Bool_t        verbose=false,
        const char*   opt="")
    
  {
    if (!a) {
      Printf("Error: FastAnalysis::Run: No analyser given");
      return false;
    }
    TUrl u(url);
    if (!u.IsValid()) {
      Printf("Error: FastAnalysis::Run: URL %s is invalid", u.GetUrl());
      return false;
    }

    TString treeName = u.GetAnchor();
    if (treeName.IsNull()) treeName = "T";
    TFile*  file = TFile::Open(u.GetFile(), "READ");
    if (!file) {
      Printf("Error: FastAnalysis::Run: Failed to open %s",
       u.GetFile());
      return false;
    }

    TChain*   chain = new TChain(treeName, treeName);
    TObject*  o = file->Get(treeName);
    if (!o) {
      Printf("Error: FastAnalysis::Run: Couldn't get %s from %s",
       treeName.Data(), u.GetFile());
      file->Close();
      return false;
    }
    Int_t cret = 0;
    if (o->IsA()->InheritsFrom(TChain::Class()))
      cret = chain->Add(static_cast<TChain*>(o));
    else if (o->IsA()->InheritsFrom(TTree::Class()))
      cret = chain->AddFile(u.GetFile());
    else if (o->IsA()->InheritsFrom(TCollection::Class()))
      cret = chain->AddFileInfoList(static_cast<TCollection*>(o));
    file->Close();
    if (cret <= 0 || chain->GetListOfFiles()->GetEntries() <= 0) {
      Printf("Error: FastAnalysis::Run: Failed to create chain");
      return false;
    }
    
    TString       proto    = u.GetProtocol();
    Bool_t        isProof  = (proto.EqualTo("proof") || proto.EqualTo("lite"));
    if (isProof) {
      if (!SetupProof(u,opt,script)) return false;
      chain->SetProof();
    }

    Printf("===================================================\n"
     "\n"
     " Processing chain %s with selector %s\n"
     " Max events:   %lld\n"
     " Event offset: %lld\n"
     " URL:          %s\n"
     "\n"
     "===================================================",
     chain->GetName(), a->GetName(), nev, offset, u.GetUrl());
    a->Print();
    if (nev < 0) nev = TChain::kBigNumber;
    Long64_t ret = chain->Process(a, "", nev, offset);

    if (output && output[0] != '\0') {
      TFile* out = TFile::Open(output, "RECREATE");
      a->GetOutputList()->Write("out",TObject::kSingleKey);
      out->Write();
      Printf("Saved in %s", out->GetName());
    }

    return ret > 0;
  }
  
  static Bool_t Run(const char* url,
        const char* output,
        const char* opt="g")
  {
    Long64_t     nev     = -1;
    Long64_t     off     = 0;
    TString      type    = "";
    TString      sub     = "";
    Int_t        monitor = -1;
    Bool_t       verbose = false;
    TUrl         u(url);
    TMap         uopt;
    TObjArray*   opts    = TString(u.GetOptions()).Tokenize("&");
    TObjString*  token   = 0;
    TIter        nextToken(opts);
    while ((token = static_cast<TObjString*>(nextToken()))) {
      TString& str = token->String();
      if (str.IsNull()) continue;

      if (str.EqualTo("verbose")) {
  verbose = true;
  continue;
      }
      TString  key, val;
      if (!Str2KeyVal(str,key,val)) {
  uopt.Add(new TObjString(key), new TObjString(val));
  // if (!uout.IsNull()) uout.Append("&");
  // uout.Append(str);
  continue;
      }
      
      if      (key.EqualTo("events"))  nev     = val.Atoll();
      else if (key.EqualTo("offset"))  off     = val.Atoll();
      else if (key.EqualTo("type"))    type    = val;
      else if (key.EqualTo("subtype")) sub     = val;
      else if (key.EqualTo("monitor")) monitor = val.Atoi();
      else {
  uopt.Add(new TObjString(key), new TObjString(val));
  // if (!uout.IsNull()) uout.Append("&");
  // uout.Append(str);
      }
    }
    opts->Delete();
    FastAnalysis* a = Factory::Instance().Make(type,sub, monitor,verbose,uopt);
    const char*   s = Factory::Instance().Script(type);
    if (type.EqualTo("help",TString::kIgnoreCase) ||
  type.EqualTo("list",TString::kIgnoreCase) ||
  sub .EqualTo("help",TString::kIgnoreCase) ||
  sub .EqualTo("list",TString::kIgnoreCase)) return false;
    TString uout;
    TIter next(&uopt);
    TObject* k = 0;
    while ((k = static_cast<TPair*>(next()))) {
      TObject* v = uopt.GetValue(k);
      if (!v) continue;
      if (!uout.IsNull()) uout.Append("&");
      uout.Append(Form("%s=%s",k->GetName(),v->GetName()));
    }
    u.SetOptions(uout);

    return Run(u.GetUrl(), output, a, s, nev, off, monitor, verbose, opt);
  }    
  
  ClassDef(FastAnalysis,1);
};

FastAnalysis::Maker::Maker(const char* type)
  : TNamed(type, "")
{
  // Automatically register 
  FastAnalysis::Factory::Instance().Register(this);
}

#endif
//
//  EOF
//