MuonEtaRange.cc

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#include "RecoMuon/Navigation/interface/MuonEtaRange.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include <iostream>

MuonEtaRange::MuonEtaRange() : theMin(0), theMax(0) {}

MuonEtaRange::MuonEtaRange(float max, float min) {
  if (max < min) {
    edm::LogWarning("MuonEtaRange") << "Warning MuonEtaRange:: max < min!! correcting" << std::endl;
    float tmp(min);
    min = max;
    max = tmp;
  }
  theMax = max;
  theMin = min;
}

MuonEtaRange::MuonEtaRange(const MuonEtaRange& range) : theMin(range.theMin), theMax(range.theMax) {}
MuonEtaRange& MuonEtaRange::operator=(const MuonEtaRange& range) {
  if (this != &range) {
    theMin = range.theMin;
    theMax = range.theMax;
  }
  return *this;
}

bool MuonEtaRange::isInside(float eta, float error) const {
  if ((eta + error) > max() || (eta - error) < min())
    return false;
  return true;
}
bool MuonEtaRange::isInside(const MuonEtaRange& range) const {
  if (min() > range.min() && max() < range.max())
    return true;
  return false;
}
bool MuonEtaRange::isCompatible(const MuonEtaRange& range) const {
  if (range.min() > max() || range.max() < min())
    return false;
  return true;
}
MuonEtaRange MuonEtaRange::add(const MuonEtaRange& range) const {
  float max = (theMax > range.theMax) ? theMax : range.theMax;
  float min = (theMin < range.theMin) ? theMin : range.theMin;
  return MuonEtaRange(max, min);
}
MuonEtaRange MuonEtaRange::subtract(const MuonEtaRange& range) const {
  if (range.isInside(*this)) {
    edm::LogInfo("MuonEtaRange") << "MuonEtaRange: range is inside!" << std::endl;
    return *this;
  }
  if (!range.isCompatible(*this)) {
    edm::LogInfo("MuonEtaRange") << "MuonEtaRange: no overlap between ranges" << std::endl;
    return *this;
  }

  float max = isInside(range.theMin) ? range.theMin : theMax;
  float min = isInside(range.theMax) ? range.theMax : theMin;
  return MuonEtaRange(max, min);
}