Line data    Source code

       1             : //-*- Mode: C++ -*-
       2             : // @(#) $Id$
       3             : // ************************************************************************
       4             : // This file is property of and copyright by the ALICE HLT Project        *
       5             : // ALICE Experiment at CERN, All rights reserved.                         *
       6             : // See cxx source for full Copyright notice                               *
       7             : //                                                                        *
       8             : //*************************************************************************
       9             : 
      10             : #ifndef ALIHLTTPCCAROW_H
      11             : #define ALIHLTTPCCAROW_H
      12             : 
      13             : #include "AliHLTTPCCADef.h"
      14             : #include "AliHLTTPCCAGrid.h"
      15             : 
      16             : /**
      17             :  * @class ALIHLTTPCCARow
      18             :  *
      19             :  * The ALIHLTTPCCARow class is a hit and cells container for one TPC row.
      20             :  * It is the internal class of the AliHLTTPCCATracker algorithm.
      21             :  *
      22             :  */
      23             : MEM_CLASS_PRE() class AliHLTTPCCARow
      24             : {
      25             :     MEM_CLASS_PRE2() friend class AliHLTTPCCASliceData;
      26             :   public:
      27             : 
      28             : #if !defined(HLTCA_GPUCODE)
      29             :     AliHLTTPCCARow();
      30             : #endif //!HLTCA_GPUCODE
      31             : 
      32           0 :     GPUhd() int   NHits()    const { return fNHits; }
      33           0 :     GPUhd() float X()        const { return fX; }
      34           0 :     GPUhd() float MaxY()     const { return fMaxY; }
      35           0 :     GPUhd() MakeType(const AliHLTTPCCAGrid&) Grid() const { return fGrid; }
      36             : 
      37           0 :     GPUhd() float Hy0()      const { return fHy0; }
      38           0 :     GPUhd() float Hz0()      const { return fHz0; }
      39           0 :     GPUhd() float HstepY()   const { return fHstepY; }
      40           0 :     GPUhd() float HstepZ()   const { return fHstepZ; }
      41           0 :     GPUhd() float HstepYi()  const { return fHstepYi; }
      42           0 :     GPUhd() float HstepZi()  const { return fHstepZi; }
      43           0 :     GPUhd() int   FullSize() const { return fFullSize; }
      44           0 :     GPUhd() int   HitNumberOffset() const { return fHitNumberOffset; }
      45           0 :     GPUhd() unsigned int FirstHitInBinOffset() const { return fFirstHitInBinOffset; }
      46             : 
      47             :   private:
      48             :     int fNHits;            // number of hits
      49             :     float fX;              // X coordinate of the row
      50             :     float fMaxY;           // maximal Y coordinate of the row
      51             :     AliHLTTPCCAGrid fGrid;   // grid of hits
      52             : 
      53             :     // hit packing:
      54             :     float fHy0;          // offset
      55             :     float fHz0;          // offset
      56             :     float fHstepY;       // step size
      57             :     float fHstepZ;       // step size
      58             :     float fHstepYi;      // inverse step size
      59             :     float fHstepZi;      // inverse step size
      60             : 
      61             :     int fFullSize;       // size of this row in Tracker::fRowData
      62             :     int fHitNumberOffset;  // index of the first hit in the hit array, used as
      63             :     // offset in AliHLTTPCCASliceData::LinkUp/DownData/HitDataY/...
      64             :     unsigned int fFirstHitInBinOffset; // offset in Tracker::fRowData to find the FirstHitInBin
      65             : };
      66             : 
      67             : #endif //ALIHLTTPCCAROW_H