#include <GlobalDetRangeRPhi.h>

Public Types
typedef std::pair< float, float >	Range

Public Member Functions
	GlobalDetRangeRPhi (const BoundPlane &det)

Range	phiRange () const

Range	rRange () const

Private Attributes
Range	thePhiRange

Range	theRRange

Detailed Description

Keep R and Phi range for detunit

Definition at line 10 of file GlobalDetRangeRPhi.h.

Member Typedef Documentation

typedef std::pair<float,float> GlobalDetRangeRPhi::Range

Definition at line 13 of file GlobalDetRangeRPhi.h.

Constructor & Destructor Documentation

GlobalDetRangeRPhi::GlobalDetRangeRPhi ( const BoundPlane & det )

Definition at line 11 of file GlobalDetRangeRPhi.cc.

References BoundSurface::bounds(), i, Bounds::length(), phi, phimax, phimin, alignCSCRings::r, Surface::toGlobal(), and Bounds::width().

                                                                {
 
   float dx = plane.bounds().width()/2.;
   float dy = plane.bounds().length()/2.;
 
   std::vector<Surface::GlobalPoint> corners(4);
   corners[0] = plane.toGlobal( LocalPoint( -dx, -dy, 0));
   corners[1] = plane.toGlobal( LocalPoint( -dx,  dy, 0));
   corners[2] = plane.toGlobal( LocalPoint(  dx, -dy, 0));
   corners[3] = plane.toGlobal( LocalPoint(  dx,  dy, 0));
 
   float phimin = corners[0].phi();  float phimax = phimin;
   float rmin   = corners[0].perp(); float rmax   = rmin;
   for ( int i=1; i<4; i++) {
     float phi = corners[i].phi();
     if ( PhiLess()( phi, phimin)) phimin = phi;
     if ( PhiLess()( phimax, phi)) phimax = phi;
 
 //    if ( phi < phimin) phimin = phi;
 //    if ( phi > phimax) phimax = phi;
 
     float r = corners[i].perp();
     if ( r < rmin) rmin = r;
     if ( r > rmax) rmax = r;
   }
 
   theRRange.first    = rmin;
   theRRange.second   = rmax;
   thePhiRange.first  = phimin;
   thePhiRange.second = phimax;
 
 }