+++ /dev/null
-//
-// This class contains the acceptance correction due to dead channels
-//
-//
-#include "AliCentralCorrAcceptance.h"
-#include <TBrowser.h>
-#include <TH1D.h>
-#include <AliLog.h>
-#include <iostream>
-
-//____________________________________________________________________
-AliCentralCorrAcceptance::AliCentralCorrAcceptance()
- : fArray(),
- fVertexAxis(0,0,0)
-{
- //
- // Default constructor
- //
- fArray.SetOwner(kTRUE);
- fArray.SetName("acceptance");
- fVertexAxis.SetName("vtxAxis");
- fVertexAxis.SetTitle("v_{z} [cm]");
-
-}
-//____________________________________________________________________
-AliCentralCorrAcceptance::AliCentralCorrAcceptance(const
- AliCentralCorrAcceptance& o)
- : TObject(o),
- fArray(o.fArray),
- fVertexAxis(o.fVertexAxis.GetNbins(), o.fVertexAxis.GetXmin(),
- o.fVertexAxis.GetXmax())
-{
- //
- // Copy constructor
- //
- // Parameters:
- // o Object to copy from
- //
- fVertexAxis.SetName("vtxAxis");
- fVertexAxis.SetTitle("v_{z} [cm]");
-}
-//____________________________________________________________________
-AliCentralCorrAcceptance::~AliCentralCorrAcceptance()
-{
- //
- // Destructor
- //
- //
- fArray.Clear();
-}
-//____________________________________________________________________
-AliCentralCorrAcceptance&
-AliCentralCorrAcceptance::operator=(const AliCentralCorrAcceptance& o)
-{
- //
- // Assignment operator
- //
- // Parameters:
- // o Object to assign from
- //
- // Return:
- // Reference to this object
- //
- fArray = o.fArray;
- SetVertexAxis(o.fVertexAxis);
-
- return *this;
-}
-//____________________________________________________________________
-TH1D*
-AliCentralCorrAcceptance::GetCorrection(Double_t v) const
-{
- //
- // Get the acceptance correction @f$ a_{r,v}@f$
- //
- // Parameters:
- // d Detector number (1-3)
- // r Ring identifier (I or O)
- // v Primary interaction point @f$z@f$ coordinate
- //
- // Return:
- // The correction @f$ a_{r,v}@f$
- //
- Int_t b = FindVertexBin(v);
- if (b <= 0) return 0;
- return GetCorrection(UShort_t(b));
-}
-//____________________________________________________________________
-TH1D*
-AliCentralCorrAcceptance::GetCorrection(UShort_t b) const
-{
- //
- // Get the acceptance correction @f$ a_{r,v}@f$
- //
- // Parameters:
- // d Detector number (1-3)
- // r Ring identifier (I or O)
- // b Bin corresponding to the primary interaction point
- // @f$z@f$ coordinate (1 based)
- //
- // Return:
- // The correction @f$ a_{r,v}@f$
- //
-
- // TObjArray* ringArray = GetRingArray(d, r);
- //if (!ringArray) return 0;
-
- if (b <= 0 || b > fArray.GetEntriesFast()) {
- AliWarning(Form("vertex bin %d out of range [1,%d]",
- b, fArray.GetEntriesFast()));
- return 0;
- }
-
- TObject* o = fArray.At(b-1);
- if (!o) {
- AliWarning(Form("No dead channels map found for SPD in vertex bin %d",
- b));
- return 0;
- }
- return static_cast<TH1D*>(o);
-}
-
-//____________________________________________________________________
-Int_t
-AliCentralCorrAcceptance::FindVertexBin(Double_t v) const
-{
- //
- // Find the vertex bin that corresponds to the passed vertex
- //
- // Parameters:
- // vertex The interaction points @f$z@f$-coordinate
- //
- // Return:
- // Vertex bin in @f$[1,N_{\mbox{vertex}}]@f$ or negative if
- // out of range
- //
- if (fVertexAxis.GetNbins() <= 0) {
- AliWarning("No vertex array defined");
- return 0;
- }
- Int_t bin = const_cast<TAxis&>(fVertexAxis).FindBin(v);
- if (bin <= 0 || bin > fVertexAxis.GetNbins()) {
- AliWarning(Form("vertex %+8.4f out of range [%+8.4f,%+8.4f]",
- v, fVertexAxis.GetXmin(), fVertexAxis.GetXmax()));
- return 0;
- }
- return bin;
-}
-
-//____________________________________________________________________
-Bool_t
-AliCentralCorrAcceptance::SetCorrection(UShort_t b, TH1D* h)
-{
- //
- // Set the acceptance correction @f$ a_{r,v}(\eta)@f$
- // Note, that the object takes ownership of the passed pointer.
- //
- // Parameters:
- // b Bin corresponding to the primary interaction point
- // @f$z@f$ coordinate (1 based)
- // h @f$ a_{r,v}(\eta)@f$
- //
- // Return:
- // true if operation succeeded
- //
-
- if (b <= 0 || b > fVertexAxis.GetNbins()) {
- AliWarning(Form("Vertex bin %3d out of range [1,%3d]",
- b, fVertexAxis.GetNbins()));
- return false;
- }
-
- h->SetName(Form("SPD_vtxbin%03d", b));
- h->SetTitle(Form("Acceptance correction for SPD "
- "in vertex bin %d [%+8.4f,%+8.4f]",
- b, fVertexAxis.GetBinLowEdge(b),
- fVertexAxis.GetBinUpEdge(b)));
- h->SetXTitle("#eta");
- h->SetYTitle("dN_{ch}/d#eta / sum_i N_{ch,i}");
- h->SetFillStyle(3001);
- h->SetDirectory(0);
- h->SetStats(0);
- fArray.AddAtAndExpand(h, b-1);
- return kTRUE;
-}
-//____________________________________________________________________
-Bool_t
-AliCentralCorrAcceptance::SetCorrection(Double_t v, TH1D* h)
-{
- //
- // Set the acceptance correction @f$ a_{r,v}(\eta)@f$.
- // Note, that the object takes ownership of the passed pointer.
- //
- // Parameters
- // v Primary interaction point @f$z@f$ coordinate
- // h @f$ a_{r,v}(\eta)@f$
- //
- // Return:
- // true if operation succeeded
- //
- Int_t b = FindVertexBin(v);
- if (b <= 0 || b > fVertexAxis.GetNbins()) {
- AliWarning(Form("Vertex %+8.4f out of range [%+8.4f,%+8.4f]",
- v, fVertexAxis.GetXmin(), fVertexAxis.GetXmax()));
- return false;
- }
- return SetCorrection(UShort_t(b), h);
-}
-//____________________________________________________________________
-void
-AliCentralCorrAcceptance::Browse(TBrowser* b)
-{
- //
- // Browse this object in the browser
- //
- // Parameters:
- // b
- //
- b->Add(&fArray);
- b->Add(&fVertexAxis);
-}
-//____________________________________________________________________
-void
-AliCentralCorrAcceptance::Print(Option_t* /* option */) const
-{
- //
- // Print this object
- //
- // Parameters:
- // option
- //
- std::cout << " Acceptance correction due to dead channels"
- << " # of vertex bins: " << fVertexAxis.GetNbins() << "\n"
- << " Vertex range: [" << fVertexAxis.GetXmin()
- << "," << fVertexAxis.GetXmax() << "]\n"
- << " Histograms:\n"
- << " ";
- TIter next(&fArray);
- TObject* o = 0;
- while ((o = next())) std::cout << o->GetName() << " ";
- std::cout << std::endl;
-}
-
-//____________________________________________________________________
-//
-// EOF
-//
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff