DirectTrackerNavigation Class Reference

#include <DirectTrackerNavigation.h>

Public Member Functions
std::vector< const DetLayer * >	compatibleLayers (const FreeTrajectoryState &fts, PropagationDirection timeDirection) const
	find compatible layers for a given trajectory state More...
	DirectTrackerNavigation (const edm::ESHandle< GeometricSearchTracker > &, bool outOnly=true)
	constructor More...

Private Member Functions
float	calculateEta (float r, float z) const
bool	checkCompatible (const FreeTrajectoryState &, const BarrelDetLayer *) const
bool	checkCompatible (const FreeTrajectoryState &, const ForwardDetLayer *) const
void	inOutBPx (const FreeTrajectoryState &, std::vector< const DetLayer * > &) const
void	inOutBTEC (const FreeTrajectoryState &, std::vector< const DetLayer * > &) const
void	inOutBTID (const FreeTrajectoryState &, std::vector< const DetLayer * > &) const
void	inOutFPx (const FreeTrajectoryState &, std::vector< const DetLayer * > &) const
void	inOutFTEC (const FreeTrajectoryState &, std::vector< const DetLayer * > &) const
void	inOutFTID (const FreeTrajectoryState &, std::vector< const DetLayer * > &) const
void	inOutPx (const FreeTrajectoryState &, std::vector< const DetLayer * > &) const
void	inOutTIB (const FreeTrajectoryState &, std::vector< const DetLayer * > &) const
void	inOutTOB (const FreeTrajectoryState &, std::vector< const DetLayer * > &) const
bool	outward (const FreeTrajectoryState &) const

Private Attributes
float	theEpsilon
edm::ESHandle< GeometricSearchTracker >	theGeometricSearchTracker
bool	theOutLayerOnlyFlag

Detailed Description

Definition at line 26 of file DirectTrackerNavigation.h.

Constructor & Destructor Documentation

DirectTrackerNavigation::DirectTrackerNavigation	(	const edm::ESHandle< GeometricSearchTracker > &	tkLayout,
		bool	outOnly = true
	)

constructor

Definition at line 32 of file DirectTrackerNavigation.cc.

    : theGeometricSearchTracker(tkLayout), theOutLayerOnlyFlag(outOnly), theEpsilon(-0.01) {}

Member Function Documentation

float DirectTrackerNavigation::calculateEta ( float  r, float  z  ) const

private

Definition at line 219 of file DirectTrackerNavigation.cc.

References dqm-mbProfile::log, and funct::tan().

Referenced by checkCompatible().

                                                                  {
  if (z > 0)
    return -log((tan(atan(r / z) / 2.)));
  return log(-(tan(atan(r / z) / 2.)));
}

bool DirectTrackerNavigation::checkCompatible ( const FreeTrajectoryState &  fts, const BarrelDetLayer *  dl  ) const

private

Definition at line 176 of file DirectTrackerNavigation.cc.

References calculateEta(), PVValHelper::eta, PV3DBase< T, PVType, FrameType >::eta(), FreeTrajectoryState::position(), CosmicsPD_Skims::radius, BarrelDetLayer::specificSurface(), and theEpsilon.

Referenced by inOutBPx(), inOutBTEC(), inOutBTID(), inOutFPx(), inOutFTEC(), inOutFTID(), inOutPx(), inOutTIB(), and inOutTOB().

                                                                                                            {
  float eta0 = fts.position().eta();

  const BoundCylinder& bc = dl->specificSurface();
  float radius = bc.radius();
  float length = bc.bounds().length() / 2.;

  float eta = calculateEta(radius, length);

  return (fabs(eta0) <= (fabs(eta) + theEpsilon));
}

bool DirectTrackerNavigation::checkCompatible ( const FreeTrajectoryState &  fts, const ForwardDetLayer *  dl  ) const

private

Definition at line 191 of file DirectTrackerNavigation.cc.

References calculateEta(), PV3DBase< T, PVType, FrameType >::eta(), FreeTrajectoryState::position(), ForwardDetLayer::specificSurface(), theEpsilon, and z.

                                                                                                             {
  float eta0 = fts.position().eta();

  const BoundDisk& bd = dl->specificSurface();

  float outRadius = bd.outerRadius();
  float inRadius = bd.innerRadius();
  float z = bd.position().z();

  float etaOut = calculateEta(outRadius, z);
  float etaIn = calculateEta(inRadius, z);

  if (eta0 > 0)
    return (eta0 > (etaOut - theEpsilon) && eta0 < (etaIn + theEpsilon));
  else
    return (eta0 < (etaOut + theEpsilon) && eta0 > (etaIn - theEpsilon));
}

vector< const DetLayer * > DirectTrackerNavigation::compatibleLayers	(	const FreeTrajectoryState &	fts,
		PropagationDirection	timeDirection
	)		const

find compatible layers for a given trajectory state

Definition at line 38 of file DirectTrackerNavigation.cc.

References PV3DBase< T, PVType, FrameType >::eta(), inOutBPx(), inOutBTEC(), inOutBTID(), inOutFPx(), inOutFTEC(), inOutFTID(), inOutPx(), inOutTIB(), inOutTOB(), LogTrace, oppositeToMomentum, convertSQLitetoXML_cfg::output, outward(), FreeTrajectoryState::position(), groupFilesInBlocks::reverse, and theOutLayerOnlyFlag.

Referenced by TSGFromPropagation::trackerSeeds().

                                                                                                  {
  bool inOut = outward(fts);
  double eta0 = fts.position().eta();

  vector<const DetLayer*> output;

  // check eta of DetLayers for compatibility

  if (inOut) {
    if (!theOutLayerOnlyFlag) {
      inOutPx(fts, output);

      if (eta0 > 1.55)
        inOutFPx(fts, output);
      else if (eta0 < -1.55)
        inOutBPx(fts, output);

      if (fabs(eta0) < 1.67)
        inOutTIB(fts, output);

      if (eta0 > 1.17)
        inOutFTID(fts, output);
      else if (eta0 < -1.17)
        inOutBTID(fts, output);
    }

    if (fabs(eta0) < 1.35)
      inOutTOB(fts, output);

    if (eta0 > 0.97)
      inOutFTEC(fts, output);
    else if (eta0 < -0.97)
      inOutBTEC(fts, output);

  } else {
    LogTrace("Muon|RecoMuon|DirectionTrackerNavigation") << "No implementation for inward state at this moment. ";
  }

  if (dir == oppositeToMomentum)
    std::reverse(output.begin(), output.end());

  return output;
}

void DirectTrackerNavigation::inOutBPx ( const FreeTrajectoryState &  fts, std::vector< const DetLayer * > &  output  ) const

private

Definition at line 146 of file DirectTrackerNavigation.cc.

References checkCompatible(), mps_fire::i, GeometricSearchTracker::negPixelForwardLayers(), and theGeometricSearchTracker.

Referenced by compatibleLayers().

                                                                                                            {
  for (const auto i : theGeometricSearchTracker->negPixelForwardLayers()) {
    if (checkCompatible(fts, i))
      output.push_back(i);
  }
}

void DirectTrackerNavigation::inOutBTEC ( const FreeTrajectoryState &  fts, std::vector< const DetLayer * > &  output  ) const

private

Definition at line 166 of file DirectTrackerNavigation.cc.

References checkCompatible(), mps_fire::i, GeometricSearchTracker::negTecLayers(), and theGeometricSearchTracker.

Referenced by compatibleLayers().

                                                                                                             {
  for (const auto i : theGeometricSearchTracker->negTecLayers()) {
    if (checkCompatible(fts, i))
      output.push_back(i);
  }
}

void DirectTrackerNavigation::inOutBTID ( const FreeTrajectoryState &  fts, std::vector< const DetLayer * > &  output  ) const

private

Definition at line 156 of file DirectTrackerNavigation.cc.

References checkCompatible(), mps_fire::i, GeometricSearchTracker::negTidLayers(), and theGeometricSearchTracker.

Referenced by compatibleLayers().

                                                                                                             {
  for (const auto i : theGeometricSearchTracker->negTidLayers()) {
    if (checkCompatible(fts, i))
      output.push_back(i);
  }
}

void DirectTrackerNavigation::inOutFPx ( const FreeTrajectoryState &  fts, std::vector< const DetLayer * > &  output  ) const

private

Definition at line 116 of file DirectTrackerNavigation.cc.

References checkCompatible(), mps_fire::i, GeometricSearchTracker::posPixelForwardLayers(), and theGeometricSearchTracker.

Referenced by compatibleLayers().

                                                                                                            {
  for (const auto i : theGeometricSearchTracker->posPixelForwardLayers()) {
    if (checkCompatible(fts, i))
      output.push_back(i);
  }
}

void DirectTrackerNavigation::inOutFTEC ( const FreeTrajectoryState &  fts, std::vector< const DetLayer * > &  output  ) const

private

Definition at line 136 of file DirectTrackerNavigation.cc.

References checkCompatible(), mps_fire::i, GeometricSearchTracker::posTecLayers(), and theGeometricSearchTracker.

Referenced by compatibleLayers().

                                                                                                             {
  for (const auto i : theGeometricSearchTracker->posTecLayers()) {
    if (checkCompatible(fts, i))
      output.push_back(i);
  }
}

void DirectTrackerNavigation::inOutFTID ( const FreeTrajectoryState &  fts, std::vector< const DetLayer * > &  output  ) const

private

Definition at line 126 of file DirectTrackerNavigation.cc.

References checkCompatible(), mps_fire::i, GeometricSearchTracker::posTidLayers(), and theGeometricSearchTracker.

Referenced by compatibleLayers().

                                                                                                             {
  for (const auto i : theGeometricSearchTracker->posTidLayers()) {
    if (checkCompatible(fts, i))
      output.push_back(i);
  }
}

void DirectTrackerNavigation::inOutPx ( const FreeTrajectoryState &  fts, std::vector< const DetLayer * > &  output  ) const

private

Definition at line 86 of file DirectTrackerNavigation.cc.

References checkCompatible(), mps_fire::i, GeometricSearchTracker::pixelBarrelLayers(), and theGeometricSearchTracker.

Referenced by compatibleLayers().

                                                                                                           {
  for (const auto i : theGeometricSearchTracker->pixelBarrelLayers()) {
    if (checkCompatible(fts, i))
      output.push_back(i);
  }
}

void DirectTrackerNavigation::inOutTIB ( const FreeTrajectoryState &  fts, std::vector< const DetLayer * > &  output  ) const

private

Definition at line 96 of file DirectTrackerNavigation.cc.

References checkCompatible(), mps_fire::i, theGeometricSearchTracker, and GeometricSearchTracker::tibLayers().

Referenced by compatibleLayers().

                                                                                                            {
  for (const auto i : theGeometricSearchTracker->tibLayers()) {
    if (checkCompatible(fts, i))
      output.push_back(i);
  }
}

void DirectTrackerNavigation::inOutTOB ( const FreeTrajectoryState &  fts, std::vector< const DetLayer * > &  output  ) const

private

Definition at line 106 of file DirectTrackerNavigation.cc.

References checkCompatible(), mps_fire::i, theGeometricSearchTracker, and GeometricSearchTracker::tobLayers().

Referenced by compatibleLayers().

                                                                                                            {
  for (const auto i : theGeometricSearchTracker->tobLayers()) {
    if (checkCompatible(fts, i))
      output.push_back(i);
  }
}

bool DirectTrackerNavigation::outward ( const FreeTrajectoryState &  fts ) const

private

Definition at line 212 of file DirectTrackerNavigation.cc.

References PV3DBase< T, PVType, FrameType >::basicVector(), Basic3DVector< T >::dot(), FreeTrajectoryState::momentum(), and FreeTrajectoryState::position().

Referenced by compatibleLayers().

                                                                          {
  return (fts.position().basicVector().dot(fts.momentum().basicVector()) > 0);
}

Member Data Documentation

float DirectTrackerNavigation::theEpsilon

private

Definition at line 67 of file DirectTrackerNavigation.h.

Referenced by checkCompatible().

edm::ESHandle<GeometricSearchTracker> DirectTrackerNavigation::theGeometricSearchTracker

private

Definition at line 63 of file DirectTrackerNavigation.h.

Referenced by inOutBPx(), inOutBTEC(), inOutBTID(), inOutFPx(), inOutFTEC(), inOutFTID(), inOutPx(), inOutTIB(), and inOutTOB().

bool DirectTrackerNavigation::theOutLayerOnlyFlag

private

Definition at line 65 of file DirectTrackerNavigation.h.

Referenced by compatibleLayers().