LCOV - code coverage report
Current view: top level - ITS/ITSbase - AliITSVertexerFixed.cxx (source / functions) Hit Total Coverage
Test: coverage.info Lines: 1 39 2.6 %
Date: 2016-06-14 17:26:59 Functions: 1 7 14.3 %

          Line data    Source code
       1             : /**************************************************************************
       2             :  * Copyright(c) 1998-2003, ALICE Experiment at CERN, All rights reserved. *
       3             :  *                                                                        *
       4             :  * Author: The ALICE Off-line Project.                                    *
       5             :  * Contributors are mentioned in the code where appropriate.              *
       6             :  *                                                                        *
       7             :  * Permission to use, copy, modify and distribute this software and its   *
       8             :  * documentation strictly for non-commercial purposes is hereby granted   *
       9             :  * without fee, provided that the above copyright notice appears in all   *
      10             :  * copies and that both the copyright notice and this permission notice   *
      11             :  * appear in the supporting documentation. The authors make no claims     *
      12             :  * about the suitability of this software for any purpose. It is          *
      13             :  * provided "as is" without express or implied warranty.                  *
      14             :  **************************************************************************/
      15             : #include <Riostream.h>
      16             : #include "AliESDVertex.h"
      17             : #include "AliLog.h"
      18             : #include <TString.h>
      19             : #include "AliITSVertexerFixed.h"
      20             : 
      21             : /////////////////////////////////////////////////////////////////////////
      22             : //                                                                     //
      23             : // Fixed vertexer - creates a vertex in a defined postion (x,y,z)      //
      24             : // the standard contructor takes a sting to specify the case           //
      25             : // Useful for reconstruction of injection tests with beam on TDI       //
      26             : //                                                                     //
      27             : /////////////////////////////////////////////////////////////////////////
      28             : 
      29             : using std::endl;
      30             : using std::cout;
      31         118 : ClassImp(AliITSVertexerFixed)
      32             : 
      33             : /* $Id$ */
      34             : 
      35             : //______________________________________________________________________
      36           0 : AliITSVertexerFixed::AliITSVertexerFixed():AliITSVertexer()
      37           0 : {
      38             :   // Default Constructor
      39           0 :   AliWarning("This contructor sets the vertex in (0,0,0)");
      40           0 :   for(Int_t k=0; k<3;k++){ 
      41           0 :     fVtxPos[k]=0.;
      42           0 :     fVtxErr[k]=0.5;  
      43             :   }
      44           0 : }
      45             : 
      46             : //______________________________________________________________________
      47           0 : AliITSVertexerFixed::AliITSVertexerFixed(TString option):AliITSVertexer()
      48           0 : {
      49             :   // Standard constructor
      50           0 :   if(option.Contains("TDI")){
      51           0 :     fVtxPos[0]=0.;
      52           0 :     fVtxPos[1]=0.;
      53           0 :     fVtxPos[2]=8000.;  // TDI at z=80 m
      54           0 :     fVtxErr[0]=1.;
      55           0 :     fVtxErr[1]=1.;
      56           0 :     fVtxErr[2]=100.;   
      57           0 :    }
      58           0 :   else if(option.Contains("TED")){
      59           0 :     fVtxPos[0]=0.;
      60           0 :     fVtxPos[1]=0.;
      61           0 :     fVtxPos[2]=34000.;  // TED at z=+340 m
      62           0 :     fVtxErr[0]=1.;
      63           0 :     fVtxErr[1]=1.;
      64           0 :     fVtxErr[2]=100.;   
      65           0 :   }else{
      66           0 :     AliError(Form("%s is invalid, sets the vertex in (0,0,0)",option.Data()));
      67           0 :     for(Int_t k=0; k<3;k++){ 
      68           0 :       fVtxPos[k]=0.;
      69           0 :       fVtxErr[k]=0.5;  
      70             :     }
      71             :   }
      72           0 : }
      73             : 
      74             : 
      75             : //______________________________________________________________________
      76             : AliESDVertex* AliITSVertexerFixed::FindVertexForCurrentEvent(TTree * /*itsClusterTree */){
      77             :   // Defines the AliITSVertex for the current event
      78             :   
      79           0 :   fCurrentVertex = new AliESDVertex(fVtxPos,fVtxErr,"Fixed Vertex");
      80           0 :   return fCurrentVertex;
      81             :   
      82           0 : }
      83             : 
      84             : //________________________________________________________
      85             : void AliITSVertexerFixed::PrintStatus() const {
      86             :   // Print current status
      87           0 :   cout <<"=======================================================\n";
      88             : 
      89           0 :   cout<<"Fixed positions: ";
      90           0 :   for(Int_t k=0;k<3;k++)cout<<" "<<fVtxPos[k]<<"+-"<<fVtxErr[k];
      91           0 :   cout<<endl;
      92           0 : }
      93             : 

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