CmsTrackerLevelBuilder::ExtractPhiMirror Struct Reference

#include <CmsTrackerLevelBuilder.h>

Inheritance diagram for CmsTrackerLevelBuilder::ExtractPhiMirror:

Public Member Functions
double	operator() (const GeometricDet *a) const

Detailed Description

Definition at line 135 of file CmsTrackerLevelBuilder.h.

Member Function Documentation

double CmsTrackerLevelBuilder::ExtractPhiMirror::operator() ( const GeometricDet *  a ) const

inline

Definition at line 136 of file CmsTrackerLevelBuilder.h.

References phi, GeometricDet::phi(), and pi.

                                                 {
      const double pi = 3.141592653592;
      double phi = a->phi();
      phi = (phi>= 0 ? phi : phi+2*pi); // (-pi,pi] --> [0,2pi)
      return ( (pi-phi) >= 0 ? (pi-phi) : (pi-phi)+2*pi ); // (-pi,pi] --> [0,2pi)
    }