MuxHToutputs.h

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#ifndef L1Trigger_TrackFindingTMTT_MuxHToutputs_h
#define L1Trigger_TrackFindingTMTT_MuxHToutputs_h
 
#include "L1Trigger/TrackFindingTMTT/interface/HTrphi.h"
 
#include "boost/numeric/ublas/matrix.hpp"
#include <vector>
#include <memory>
 
using boost::numeric::ublas::matrix;
 
//==================================================================================================
//==================================================================================================
 
namespace tmtt {
 
  class Settings;
 
  class MuxHToutputs {
  public:
    enum class MuxAlgoName { None = 0, mBinPerLink = 1 };
 
    // Initialize constants from configuration parameters.
    MuxHToutputs(const Settings* settings);
 
    // Determine which tracks are transmitted on each HT output optical link, taking into account the multiplexing
    // of multiple (eta,phi) sectors onto single links and the truncation of the tracks caused by the requirement
    // to output all the tracks within the time-multiplexed period.
    // This function replaces the 2D track collection in the r-phi HT with the subset surviving the TM cut.
    void exec(matrix<std::unique_ptr<HTrphi>>& mHtRphis) const;
 
    // Determine number of optical links used to output tracks from each phi nonant
    // (where "link" refers to a pair of links in the hardware).
    unsigned int numLinksPerNonant() const {
      unsigned int iCorr = (settings_->miniHTstage()) ? 1 : 0;
      return numPhiSecPerNon_ * numEtaRegions_ * (busySectorMbinRanges_.size() - iCorr) / this->muxFactor();
    }
 
  private:
    // Define the number of (eta,phi) sectors that each output opto-link takes tracks from. (Depends on MUX scheme).
    unsigned int muxFactor() const;
 
    // Define the MUX algorithm by which tracks from the specified m-bin range in the HT for a given (phi,eta)
    // sector within a phi nonant are multiplexed onto a single output optical link.
    unsigned int linkID(unsigned int iSecInNon, unsigned int iEtaReg, unsigned int mBinRange) const;
 
    // Do sanity check of the MUX algorithm implemented in linkID().
    void sanityCheck();
 
  private:
    const Settings* settings_;  // Configuration parameters
 
    // Configuration parameters
    MuxAlgoName muxOutputsHT_;
    unsigned int numPhiNonants_;
    unsigned int numPhiSectors_;
    unsigned int numPhiSecPerNon_;
    unsigned int numEtaRegions_;
    bool busySectorKill_;
    unsigned int busySectorNumStubs_;
    std::vector<unsigned int> busySectorMbinRanges_;
    bool busySectorUseMbinRanges_;
  };
 
}  // namespace tmtt
 
#endif