recob::tracking::Plane::TrigCache Struct Reference

Struct caching trigonometric function results. More...

Public Member Functions
	TrigCache (const Vector_t &planeDir)

Public Attributes
double	fCosA
double	fSinA
double	fCosB
double	fSinB

Detailed Description

Struct caching trigonometric function results.

Definition at line 41 of file TrackingPlane.h.

Constructor & Destructor Documentation

recob::tracking::Plane::TrigCache::TrigCache ( const Vector_t &  planeDir )

inline

Definition at line 43 of file TrackingPlane.h.

        {
          const double diryz = std::hypot(planeDir.Y(), planeDir.Z());
          fCosA = diryz;
          fSinA = planeDir.X();
          fCosB = (diryz != 0.0) ?  planeDir.Z()/diryz : 1.0;
          fSinB = (diryz != 0.0) ? -planeDir.Y()/diryz : 0.0;
        }

Member Data Documentation

double recob::tracking::Plane::TrigCache::fCosA

Definition at line 51 of file TrackingPlane.h.

double recob::tracking::Plane::TrigCache::fCosB

Definition at line 53 of file TrackingPlane.h.

double recob::tracking::Plane::TrigCache::fSinA

Definition at line 52 of file TrackingPlane.h.

double recob::tracking::Plane::TrigCache::fSinB

Definition at line 54 of file TrackingPlane.h.

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

• TrackingPlane.h