JetTiledMap::utils Struct Reference

#include <TiledEtaPhiMap.h>

Collaboration diagram for JetTiledMap::utils:

Static Public Member Functions
static constexpr double	DR2 (double eta1, double phi1, double eta2, double phi2)

Detailed Description

Definition at line 31 of file TiledEtaPhiMap.h.

Member Function Documentation

DR2()

constexpr double JetTiledMap::utils::DR2 ( double eta1, double phi1, double eta2, double phi2 )

inlinestaticconstexpr

Definition at line 32 of file TiledEtaPhiMap.h.

                                                                                   {
      double deta = eta1 - eta2;
      constexpr double pi = M_PI;
      constexpr double twopi = 2.0*pi;
      double dphi = phi1 - phi2;
      while ( dphi > pi ) dphi -= twopi;
      while ( dphi <= -pi ) dphi += twopi;
      return dphi*dphi + deta*deta;
    }

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The documentation for this struct was generated from the following file:

• TiledEtaPhiMap.h