L1HitsSortHelper.h

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#ifndef _L1HitsL1HitsSortHelper_h_
#define _L1HitsL1HitsSortHelper_h_
 
#include "L1Grid.h"
#include "L1HitPoint.h"
#include "L1StsHit.h"
 
#include <algorithm>
#include <vector>
 
using std::vector;
 
struct L1HitsSortHelperData
{
    L1StsHit* h;
    L1HitPoint* p;
    unsigned int bin;
    THitI i;
 
    static bool compare(const L1HitsSortHelperData& a, const L1HitsSortHelperData& b)
    {
        return a.bin < b.bin || (a.bin == b.bin && a.p->Ys() < b.p->Ys());
    }
};
 
class L1HitsSortHelper
{
  public:
    L1HitsSortHelper(vector<L1StsHit>& hits,
                     vector<L1HitPoint>& points,
                     vector<THitI>& indices,
                     const L1Grid* grid,
                     THitI* iStart,
                     THitI* iStop,
                     int nStations);
 
    void Sort();
 
  private:
    vector<L1HitsSortHelperData> fD;
    vector<L1StsHit>& fHits;
    vector<L1HitPoint>& fPoints;
    vector<THitI>& fIndices;
    const L1Grid* fGrid;
    THitI *fStsHitsUnusedStartIndex, *fStsHitsUnusedStopIndex;
    int fNStations;
 
    L1HitsSortHelper(const L1HitsSortHelper&);
    L1HitsSortHelper& operator=(const L1HitsSortHelper&);
};
 
#endif