MagGeoBuilderFromDDD::bSlab Class Reference

#include <bSlab.h>

Public Member Functions
	bSlab (handles::const_iterator begin, handles::const_iterator end)
	Constructor from list of volumes. More...
MagBSlab *	buildMagBSlab () const
	Construct the MagBSlab upon request. More...
Geom::Phi< float >	maxPhi () const
	Boundary in phi. More...
Geom::Phi< float >	minPhi () const
	Boundary in phi. More...
const float	RN () const
	Distance from center along sector normal. More...
	~bSlab ()
	Destructor. More...

Private Attributes
MagBSlab *	mslab
handles	volumes

Detailed Description

One or more slabs constitute a barrel rod. In most cases, a slab is a single volume, but in few cases it consists in several volumes contiguous in phi.

Author

N. Amapane - INFN Torino

Definition at line 18 of file bSlab.h.

Constructor & Destructor Documentation

MagGeoBuilderFromDDD::bSlab::bSlab	(	handles::const_iterator	begin,
		handles::const_iterator	end
	)

Constructor from list of volumes.

Definition at line 19 of file bSlab.cc.

References gather_cfg::cout, MagGeoBuilderFromDDD::debug, geometryDiff::epsilon, i, precomputed_value_sort(), volumes, Gflash::Zmax, Gflash::Zmin, SurfaceOrientation::zminus, and SurfaceOrientation::zplus.

                                                                                       :
  volumes(begin, end),
  mslab(0)
{
  if (volumes.size() > 1) {
    // Sort volumes by dphi i.e. phi(j)-phi(i) > 0 if j>1.
    precomputed_value_sort(volumes.begin(), volumes.end(),
               ExtractPhiMax(), LessDPhi());

  if (MagGeoBuilderFromDDD::debug) cout << "        Slab has " << volumes.size()
          << " volumes" << endl;

    // Check that all volumes have the same dZ
    handles::const_iterator i = volumes.begin();
    float Zmax = (*i)->surface(zplus).position().z();
    float Zmin= (*i)->surface(zminus).position().z();
    for (++i; i != volumes.end(); ++i){
      const float epsilon = 0.001;      
      if (fabs(Zmax - (*i)->surface(zplus).position().z()) > epsilon ||
      fabs(Zmin - (*i)->surface(zminus).position().z()) > epsilon) {
    if (MagGeoBuilderFromDDD::debug) cout << "*** WARNING: slabs Z coords not matching: D_Zmax = "
            << fabs(Zmax - (*i)->surface(zplus).position().z())
            << " D_Zmin = " 
            << fabs(Zmin - (*i)->surface(zminus).position().z())
            << endl;
      }
    }
  }
}

MagGeoBuilderFromDDD::bSlab::~bSlab

(

)

Destructor.

Definition at line 17 of file bSlab.cc.

{}

Member Function Documentation

MagBSlab * MagGeoBuilderFromDDD::bSlab::buildMagBSlab

(

)

const

Construct the MagBSlab upon request.

Definition at line 58 of file bSlab.cc.

References mslab, volumes, and SurfaceOrientation::zminus.

Referenced by RN().

                                                          {
  if (mslab==0) {
    vector<MagVolume*> mVols;
    for (handles::const_iterator vol = volumes.begin();
     vol!=volumes.end(); ++vol) {
      mVols.push_back((*vol)->magVolume);
    }
    mslab = new MagBSlab(mVols, volumes.front()->surface(zminus).position().z()); //FIXME
  }
  return mslab;
}

Geom::Phi< float > MagGeoBuilderFromDDD::bSlab::maxPhi

(

)

const

Boundary in phi.

Definition at line 53 of file bSlab.cc.

References volumes.

Referenced by RN().

                                                        {
  return volumes.back()->maxPhi();
}

Geom::Phi< float > MagGeoBuilderFromDDD::bSlab::minPhi

(

)

const

Boundary in phi.

Definition at line 49 of file bSlab.cc.

References volumes.

Referenced by RN().

                                                       {
  return volumes.front()->minPhi();
}

const float MagGeoBuilderFromDDD::bSlab::RN ( ) const

inline

Distance from center along sector normal.

Definition at line 27 of file bSlab.h.

References buildMagBSlab(), maxPhi(), minPhi(), and volumes.

                         {
    return volumes.front()->RN();
  }

Member Data Documentation

MagBSlab* MagGeoBuilderFromDDD::bSlab::mslab

mutableprivate

Definition at line 44 of file bSlab.h.

Referenced by buildMagBSlab().

handles MagGeoBuilderFromDDD::bSlab::volumes

private

Definition at line 43 of file bSlab.h.

Referenced by bSlab(), buildMagBSlab(), maxPhi(), minPhi(), and RN().