ISF::ISFEnvelopeDefSvc Class Reference

#include <ISFEnvelopeDefSvc.h>

Inheritance diagram for ISF::ISFEnvelopeDefSvc:

Collaboration diagram for ISF::ISFEnvelopeDefSvc:

Public Member Functions
	ISFEnvelopeDefSvc (const std::string &name, ISvcLocator *svc)
	public AthService constructor
	~ISFEnvelopeDefSvc ()
	Destructor.
StatusCode	initialize ()
	AthService initialize method.
StatusCode	finalize ()
	AthService finalize method.
const RZPairVector &	getRZBoundary (AtlasDetDescr::AtlasRegion region) const
	return a vector of (r,z) pairs, defining the respective envelope
const RZPairVector &	getRPositiveZBoundary (AtlasDetDescr::AtlasRegion region) const
	return a vector of (r,z) pairs, defining the envelope on the z>0 region

Private Attributes
ServiceHandle< IEnvelopeDefSvc >	m_atlasEnvDefSvc
	ServiceHandle to the common ATLAS envelope definition service.
RZPairVector	m_rzBeamPipe
	internal (r,z) representation for BeamPipe and InnerDetector volumes
RZPairVector	m_rzInDet
RZPairVector	m_rposzBeamPipe
	internal (r,z) representation for the positive z-side only, one RZPairVector for BeamPipe and InnerDetector each
RZPairVector	m_rposzInDet

Detailed Description

Definition at line 24 of file ISFEnvelopeDefSvc.h.

Constructor & Destructor Documentation

ISFEnvelopeDefSvc()

ISF::ISFEnvelopeDefSvc::ISFEnvelopeDefSvc	(	const std::string &	name,
		ISvcLocator *	svc )

public AthService constructor

Constructor.

Definition at line 16 of file ISFEnvelopeDefSvc.cxx.

                                                                               :
  base_class(name,svc),
  m_atlasEnvDefSvc("AtlasGeometry_EnvelopeDefSvc", name),
  m_rzBeamPipe(),
  m_rzInDet(),
  m_rposzBeamPipe(),
  m_rposzInDet()
{
  declareProperty("ATLASEnvelopeDefSvc"          , m_atlasEnvDefSvc      );
}

~ISFEnvelopeDefSvc()

ISF::ISFEnvelopeDefSvc::~ISFEnvelopeDefSvc

(

)

Destructor.

Definition at line 28 of file ISFEnvelopeDefSvc.cxx.

{
  // free memory
  // TODO :)
}

Member Function Documentation

finalize()

StatusCode ISF::ISFEnvelopeDefSvc::finalize

(

)

AthService finalize method.

Athena AthService finalize hook.

Definition at line 124 of file ISFEnvelopeDefSvc.cxx.

{
  return StatusCode::SUCCESS;
}

getRPositiveZBoundary()

const RZPairVector & ISF::ISFEnvelopeDefSvc::getRPositiveZBoundary

(

AtlasDetDescr::AtlasRegion

region

)

const

return a vector of (r,z) pairs, defining the envelope on the z>0 region

Definition at line 142 of file ISFEnvelopeDefSvc.cxx.

                                                                                                       {
 
  // treat Forward/BeamPipe and InnerDetector regions separately
  if      ( region == AtlasDetDescr::fAtlasForward ) return m_rposzBeamPipe;
  else if ( region == AtlasDetDescr::fAtlasID )      return m_rposzInDet;
  else                                               return m_atlasEnvDefSvc->getRPositiveZBoundary( region );
}

getRZBoundary()

const RZPairVector & ISF::ISFEnvelopeDefSvc::getRZBoundary

(

AtlasDetDescr::AtlasRegion

region

)

const

return a vector of (r,z) pairs, defining the respective envelope

Definition at line 131 of file ISFEnvelopeDefSvc.cxx.

                                                                                               {
 
  // treat Forward/BeamPipe and InnerDetector regions separately
  if      ( region == AtlasDetDescr::fAtlasForward ) return m_rzBeamPipe;
  else if ( region == AtlasDetDescr::fAtlasID )      return m_rzInDet;
  else                                               return m_atlasEnvDefSvc->getRZBoundary( region );
 
}

initialize()

StatusCode ISF::ISFEnvelopeDefSvc::initialize

(

)

AthService initialize method.

Athena AthService initialize hook.

Definition at line 36 of file ISFEnvelopeDefSvc.cxx.

{
  ATH_MSG_INFO("Initializing ...");
 
  // retrieve ATLAS common envelope definition service
  if ( m_atlasEnvDefSvc.retrieve().isFailure() ){
    ATH_MSG_FATAL( "Could not retrieve EnvelopeDefinition service ('" << m_atlasEnvDefSvc.typeAndName() << "'). Abort.");
    return StatusCode::FAILURE;
  }
 
  // change InnerDetector boundaries according to ISF conventions
  //   ie. remove the beampipe from inside the ID volume and move the
  //       ID volume all the way down to r==0.
  //
  m_rposzInDet = m_atlasEnvDefSvc->getRPositiveZBoundary( AtlasDetDescr::fAtlasID      );
  // will store the lowest radius of the ID volume
  double rMin    = std::numeric_limits<double>::max();
  double zAtRMin = 0.;
  {
    unsigned int    rMinPos = 0;
 
    // find the  smallest radius of the ID volume
    for ( unsigned int curPos=0; curPos<m_rposzInDet.size(); curPos++ ) {
      double curR = m_rposzInDet[curPos].first;
      double curZ = m_rposzInDet[curPos].second;
 
      if (curR < rMin) {
        rMin    = curR;
        zAtRMin = curZ;
        rMinPos = curPos;
      }
    }
 
    // set the lowest radius of the ID volume to ZERO
    ATH_MSG_DEBUG("Will shift ID boundary (r,|z|)=("<<rMin<<","<<zAtRMin<<") to (r,|z|)=("<<0.<<","<<zAtRMin<<")");
    m_rposzInDet[rMinPos].first = 0.;
  }
 
  // change BeamPipe/Forward boundaries according to ISF conventions
  //
  bool foundShiftPoint = false;
  m_rposzBeamPipe = m_atlasEnvDefSvc->getRPositiveZBoundary( AtlasDetDescr::fAtlasForward );
  {
    for ( unsigned int curPos=0; curPos<m_rposzBeamPipe.size(); curPos++ ) {
      double curR = m_rposzBeamPipe[curPos].first;
      double curZ = m_rposzBeamPipe[curPos].second;
 
      // if the current radius and z-coordinate are the same as the identified lowest ID radius
      // set this radius to ZERO too
      if ( (fabs(curR-rMin) < 1e-4) && (fabs(curZ-zAtRMin)<1e-4)  ) {
        ATH_MSG_VERBOSE("Found boundary point in BeamPipe volume. Shifting (r,|z|)=("<<curR<<","<<curZ<<") to (r,|z|)=("<<0.<<","<<curZ<<")");
        foundShiftPoint = true;
        m_rposzBeamPipe[curPos].first = 0.;
      }
    }
  }
 
  // if we have shifted an (r,z) point in the ID envelope, but not in the BeamPipe envelope
  //  -> something is wrong, better throw an error!
  if ( !foundShiftPoint) {
    ATH_MSG_ERROR("Could not find InDet envelope point (r,z)=("<<rMin<<","<<zAtRMin<<") in the BeamPipe/Forward envelope -> Unable to shift it down to r=0.");
    return StatusCode::FAILURE;
  }
 
  // mirror the RZPairs provided in m_rposz to describe all corner points
  // in (r,z) space for the BeamPipe/Forward and the InnerDetector envelopes
  mirrorRZ( m_rposzBeamPipe, m_rzBeamPipe );
  mirrorRZ( m_rposzInDet   , m_rzInDet    );
 
  // debugging output:
  if (msgLvl(MSG::VERBOSE)) {
    ATH_MSG_VERBOSE( "Envelope: complete region=" << AtlasDetDescr::fAtlasForward);
    for ( unsigned int num = 0; num<m_rzBeamPipe.size(); num++) {
      ATH_MSG_VERBOSE("   pos=" << num << " r=" << m_rzBeamPipe[num].first << " z="<< m_rzBeamPipe[num].second);
    }
    ATH_MSG_VERBOSE( "Envelope: complete region=" << AtlasDetDescr::fAtlasID);
    for ( unsigned int num = 0; num<m_rzInDet.size(); num++) {
      ATH_MSG_VERBOSE("   pos=" << num << " r=" << m_rzInDet[num].first << " z="<< m_rzInDet[num].second);
    }
  }
 
  ATH_MSG_INFO("Initialize successful.");
 
  return StatusCode::SUCCESS;
}

Member Data Documentation

m_atlasEnvDefSvc

ServiceHandle<IEnvelopeDefSvc> ISF::ISFEnvelopeDefSvc::m_atlasEnvDefSvc

private

ServiceHandle to the common ATLAS envelope definition service.

Definition at line 46 of file ISFEnvelopeDefSvc.h.

m_rposzBeamPipe

RZPairVector ISF::ISFEnvelopeDefSvc::m_rposzBeamPipe

private

internal (r,z) representation for the positive z-side only, one RZPairVector for BeamPipe and InnerDetector each

Definition at line 53 of file ISFEnvelopeDefSvc.h.

m_rposzInDet

RZPairVector ISF::ISFEnvelopeDefSvc::m_rposzInDet

private

Definition at line 54 of file ISFEnvelopeDefSvc.h.

m_rzBeamPipe

RZPairVector ISF::ISFEnvelopeDefSvc::m_rzBeamPipe

private

internal (r,z) representation for BeamPipe and InnerDetector volumes

Definition at line 49 of file ISFEnvelopeDefSvc.h.

m_rzInDet

RZPairVector ISF::ISFEnvelopeDefSvc::m_rzInDet

private

Definition at line 50 of file ISFEnvelopeDefSvc.h.

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The documentation for this class was generated from the following files:

• ISFEnvelopeDefSvc.h
• ISFEnvelopeDefSvc.cxx