PixelCPETemplateReco Class Reference

#include <PixelCPETemplateReco.h>

Inheritance diagram for PixelCPETemplateReco:

Classes
struct	ClusterParamTemplate

Public Member Functions
	PixelCPETemplateReco (edm::ParameterSet const &conf, const MagneticField *, const TrackerGeometry &, const TrackerTopology &, const SiPixelLorentzAngle *, const std::vector< SiPixelTemplateStore > *, const SiPixelTemplateDBObject *)
	~PixelCPETemplateReco () override
Public Member Functions inherited from PixelCPEBase
ReturnType	getParameters (const SiPixelCluster &cl, const GeomDetUnit &det) const override
ReturnType	getParameters (const SiPixelCluster &cl, const GeomDetUnit &det, const LocalTrajectoryParameters &ltp) const override
	PixelCPEBase (edm::ParameterSet const &conf, const MagneticField *mag, const TrackerGeometry &geom, const TrackerTopology &ttopo, const SiPixelLorentzAngle *lorentzAngle, const SiPixelGenErrorDBObject *genErrorDBObject, const SiPixelTemplateDBObject *templateDBobject, const SiPixelLorentzAngle *lorentzAngleWidth, int flag=0)
Public Member Functions inherited from PixelClusterParameterEstimator
unsigned int	clusterProbComputationFlag () const
virtual ReturnType	getParameters (const SiPixelCluster &cl, const GeomDetUnit &det, const TrajectoryStateOnSurface &tsos) const
virtual VLocalValues	localParametersV (const SiPixelCluster &cluster, const GeomDetUnit &gd) const
virtual VLocalValues	localParametersV (const SiPixelCluster &cluster, const GeomDetUnit &gd, TrajectoryStateOnSurface &tsos) const
	PixelClusterParameterEstimator ()
virtual	~PixelClusterParameterEstimator ()

Static Public Member Functions
static void	fillPSetDescription (edm::ParameterSetDescription &desc)
Static Public Member Functions inherited from PixelCPEBase
static void	fillPSetDescription (edm::ParameterSetDescription &desc)

Private Member Functions
std::unique_ptr< ClusterParam >	createClusterParam (const SiPixelCluster &cl) const override
LocalError	localError (DetParam const &theDetParam, ClusterParam &theClusterParam) const override
LocalPoint	localPosition (DetParam const &theDetParam, ClusterParam &theClusterParam) const override

Private Attributes
int	barrelTemplateID_
int	forwardTemplateID_
int	speed_
std::string	templateDir_
const std::vector< SiPixelTemplateStore > *	thePixelTemp_
std::vector< SiPixelTemplateStore >	thePixelTempCache_
bool	UseClusterSplitter_

Additional Inherited Members
Public Types inherited from PixelClusterParameterEstimator
typedef std::pair< LocalPoint, LocalError >	LocalValues
using	ReturnType = std::tuple< LocalPoint, LocalError, SiPixelRecHitQuality::QualWordType >
typedef std::vector< LocalValues >	VLocalValues
Protected Types inherited from PixelCPEBase
using	DetParams = std::vector< DetParam >
typedef GloballyPositioned< double >	Frame
Protected Member Functions inherited from PixelCPEBase
void	computeAnglesFromDetPosition (DetParam const &theDetParam, ClusterParam &theClusterParam) const
void	computeAnglesFromTrajectory (DetParam const &theDetParam, ClusterParam &theClusterParam, const LocalTrajectoryParameters &ltp) const
void	computeLorentzShifts (DetParam &) const
DetParam const &	detParam (const GeomDetUnit &det) const
LocalVector	driftDirection (DetParam &theDetParam, GlobalVector bfield) const
LocalVector	driftDirection (DetParam &theDetParam, LocalVector bfield) const
void	setTheClu (DetParam const &, ClusterParam &theClusterParam) const
Protected Attributes inherited from PixelCPEBase
bool	alpha2Order
bool	doLorentzFromAlignment_
const SiPixelGenErrorDBObject *	genErrorDBObject_
const TrackerGeometry &	geom_
float	lAOffset_
float	lAWidthBPix_
float	lAWidthFPix_
bool	LoadTemplatesFromDB_
const SiPixelLorentzAngle *	lorentzAngle_
const SiPixelLorentzAngle *	lorentzAngleWidth_
DetParams	m_DetParams = DetParams(1440)
const MagneticField *	magfield_
const SiPixelTemplateDBObject *	templateDBobject_
int	theFlag_
int	theVerboseLevel
const TrackerTopology &	ttopo_
bool	useLAFromDB_
bool	useLAOffsetFromConfig_
bool	useLAWidthFromConfig_
bool	useLAWidthFromDB_
Protected Attributes inherited from PixelClusterParameterEstimator
unsigned int	clusterProbComputationFlag_
Static Protected Attributes inherited from PixelCPEBase
static constexpr float	bothEdgeXError_ = 31.0f
static constexpr float	bothEdgeYError_ = 90.0f
static constexpr float	clusterSplitMaxError_ = 7777.7f
static constexpr float	xEdgeXError_ = 23.0f
static constexpr float	xEdgeYError_ = 39.0f
static constexpr float	yEdgeXError_ = 24.0f
static constexpr float	yEdgeYError_ = 96.0f

Detailed Description

Definition at line 32 of file PixelCPETemplateReco.h.

Constructor & Destructor Documentation

PixelCPETemplateReco()

PixelCPETemplateReco::PixelCPETemplateReco	(	edm::ParameterSet const &	conf,
		const MagneticField *	mag,
		const TrackerGeometry &	geom,
		const TrackerTopology &	ttopo,
		const SiPixelLorentzAngle *	lorentzAngle,
		const std::vector< SiPixelTemplateStore > *	templateStore,
		const SiPixelTemplateDBObject *	templateDBobject
	)

Definition at line 43 of file PixelCPETemplateReco.cc.

References barrelTemplateID_, forwardTemplateID_, edm::ParameterSet::getParameter(), PixelCPEBase::LoadTemplatesFromDB_, LogDebug, SiPixelTemplate::pushfile(), speed_, templateDir_, thePixelTemp_, thePixelTempCache_, and UseClusterSplitter_.

    : PixelCPEBase(conf, mag, geom, ttopo, lorentzAngle, nullptr, templateDBobject, nullptr, 1) {
  //cout << endl;
  //cout << "Constructing PixelCPETemplateReco::PixelCPETemplateReco(...)................................................." << endl;
  //cout << endl;

  // Configurable parameters
  //DoCosmics_ = conf.getParameter<bool>("DoCosmics"); // Not used in templates
  //LoadTemplatesFromDB_ = conf.getParameter<bool>("LoadTemplatesFromDB"); // Moved to Base

  //cout << " PixelCPETemplateReco : (int)LoadTemplatesFromDB_ = " << (int)LoadTemplatesFromDB_ << endl;
  //cout << "field_magnitude = " << field_magnitude << endl;

  // configuration parameter to decide between DB or text file template access

  if (LoadTemplatesFromDB_) {
    //cout << "PixelCPETemplateReco: Loading templates from database (DB) --------- " << endl;
    thePixelTemp_ = templateStore;
  } else {
    //cout << "PixelCPETemplateReco : Loading templates for barrel and forward from ASCII files ----------" << endl;
    barrelTemplateID_ = conf.getParameter<int>("barrelTemplateID");
    forwardTemplateID_ = conf.getParameter<int>("forwardTemplateID");
    templateDir_ = conf.getParameter<int>("directoryWithTemplates");

    thePixelTemp_ = &thePixelTempCache_;
    if (!SiPixelTemplate::pushfile(barrelTemplateID_, thePixelTempCache_, templateDir_))
      throw cms::Exception("PixelCPETemplateReco")
          << "\nERROR: Template ID " << barrelTemplateID_
          << " not loaded correctly from text file. Reconstruction will fail.\n\n";

    if (!SiPixelTemplate::pushfile(forwardTemplateID_, thePixelTempCache_, templateDir_))
      throw cms::Exception("PixelCPETemplateReco")
          << "\nERROR: Template ID " << forwardTemplateID_
          << " not loaded correctly from text file. Reconstruction will fail.\n\n";
  }

  speed_ = conf.getParameter<int>("speed");
  LogDebug("PixelCPETemplateReco::PixelCPETemplateReco:") << "Template speed = " << speed_ << "\n";

  UseClusterSplitter_ = conf.getParameter<bool>("UseClusterSplitter");
}

~PixelCPETemplateReco()

PixelCPETemplateReco::~PixelCPETemplateReco ( )

override

Definition at line 94 of file PixelCPETemplateReco.cc.

{}

Member Function Documentation

createClusterParam()

std::unique_ptr< PixelCPEBase::ClusterParam > PixelCPETemplateReco::createClusterParam ( const SiPixelCluster &  cl ) const

overrideprivatevirtual

Implements PixelCPEBase.

Definition at line 96 of file PixelCPETemplateReco.cc.

References haddnano::cl.

                                                                                                               {
  return std::make_unique<ClusterParamTemplate>(cl);
}

fillPSetDescription()

void PixelCPETemplateReco::fillPSetDescription ( edm::ParameterSetDescription &  desc )

static

Definition at line 527 of file PixelCPETemplateReco.cc.

References submitPVResolutionJobs::desc.

Referenced by PixelCPETemplateRecoESProducer::fillDescriptions().

                                                                               {
  desc.add<int>("barrelTemplateID", 0);
  desc.add<int>("forwardTemplateID", 0);
  desc.add<int>("directoryWithTemplates", 0);
  desc.add<int>("speed", -2);
  desc.add<bool>("UseClusterSplitter", false);
}

localError()

LocalError PixelCPETemplateReco::localError ( DetParam const &  theDetParam, ClusterParam &  theClusterParam  ) const

overrideprivatevirtual

Implements PixelCPEBase.

Definition at line 407 of file PixelCPETemplateReco.cc.

References PixelCPEBase::bothEdgeXError_, PixelCPEBase::bothEdgeYError_, PixelCPEBase::clusterSplitMaxError_, Exception, f, PixelCPETemplateReco::ClusterParamTemplate::ierr, GeomDetEnumerators::isBarrel(), RectangularPixelTopology::isItEdgePixelInX(), RectangularPixelTopology::isItEdgePixelInY(), GeomDetEnumerators::isTrackerPixel(), LogDebug, PixelCPETemplateReco::ClusterParamTemplate::templSigmaX_, PixelCPETemplateReco::ClusterParamTemplate::templSigmaY_, PixelCPEBase::DetParam::thePart, PixelCPEBase::DetParam::theRecTopol, PixelCPEBase::theVerboseLevel, PixelCPEBase::xEdgeXError_, PixelCPEBase::xEdgeYError_, PixelCPEBase::yEdgeXError_, and PixelCPEBase::yEdgeYError_.

                                                                                                                {
  ClusterParamTemplate& theClusterParam = static_cast<ClusterParamTemplate&>(theClusterParamBase);

  //cout << endl;
  //cout << "Set PixelCPETemplate errors .............................................." << endl;

  //cout << "CPETemplate : " << endl;

  //--- Default is the maximum error used for edge clusters.
  //--- (never used, in fact: let comment it out, shut up the complains of the static analyzer, and save a few CPU cycles)
  //   const float sig12 = 1./sqrt(12.0);
  //   float xerr = theDetParam.thePitchX *sig12;
  //   float yerr = theDetParam.thePitchY *sig12;
  float xerr, yerr;

  // Check if the errors were already set at the clusters splitting level
  if (theClusterParam.theCluster->getSplitClusterErrorX() > 0.0f &&
      theClusterParam.theCluster->getSplitClusterErrorX() < clusterSplitMaxError_ &&
      theClusterParam.theCluster->getSplitClusterErrorY() > 0.0f &&
      theClusterParam.theCluster->getSplitClusterErrorY() < clusterSplitMaxError_) {
    xerr = theClusterParam.theCluster->getSplitClusterErrorX() * micronsToCm;
    yerr = theClusterParam.theCluster->getSplitClusterErrorY() * micronsToCm;

    //cout << "Errors set at cluster splitting level : " << endl;
    //cout << "xerr = " << xerr << endl;
    //cout << "yerr = " << yerr << endl;
  } else {
    // If errors are not split at the cluster splitting level, set the errors here

    //cout  << "Errors are not split at the cluster splitting level, set the errors here : " << endl;

    int maxPixelCol = theClusterParam.theCluster->maxPixelCol();
    int maxPixelRow = theClusterParam.theCluster->maxPixelRow();
    int minPixelCol = theClusterParam.theCluster->minPixelCol();
    int minPixelRow = theClusterParam.theCluster->minPixelRow();

    //--- Are we near either of the edges?
    bool edgex = (theDetParam.theRecTopol->isItEdgePixelInX(minPixelRow) ||
                  theDetParam.theRecTopol->isItEdgePixelInX(maxPixelRow));
    bool edgey = (theDetParam.theRecTopol->isItEdgePixelInY(minPixelCol) ||
                  theDetParam.theRecTopol->isItEdgePixelInY(maxPixelCol));

    if (theClusterParam.ierr != 0) {
      // If reconstruction fails the hit position is calculated from cluster center of gravity
      // corrected in x by average Lorentz drift. Assign huge errors.
      //xerr = 10.0 * (float)theClusterParam.theCluster->sizeX() * xerr;
      //yerr = 10.0 * (float)theClusterParam.theCluster->sizeX() * yerr;

      if (!GeomDetEnumerators::isTrackerPixel(theDetParam.thePart))
        throw cms::Exception("PixelCPETemplateReco::localPosition :") << "A non-pixel detector type in here?";

      // Assign better errors based on the residuals for failed template cases
      if (GeomDetEnumerators::isBarrel(theDetParam.thePart)) {
        xerr = 55.0f * micronsToCm;
        yerr = 36.0f * micronsToCm;
      } else {
        xerr = 42.0f * micronsToCm;
        yerr = 39.0f * micronsToCm;
      }

      //cout << "xerr = " << xerr << endl;
      //cout << "yerr = " << yerr << endl;

      //return LocalError(xerr*xerr, 0, yerr*yerr);
    } else if (edgex || edgey) {
      // for edge pixels assign errors according to observed residual RMS
      if (edgex && !edgey) {
        xerr = xEdgeXError_ * micronsToCm;
        yerr = xEdgeYError_ * micronsToCm;
      } else if (!edgex && edgey) {
        xerr = yEdgeXError_ * micronsToCm;
        yerr = yEdgeYError_ * micronsToCm;
      } else if (edgex && edgey) {
        xerr = bothEdgeXError_ * micronsToCm;
        yerr = bothEdgeYError_ * micronsToCm;
      } else {
        throw cms::Exception(" PixelCPETemplateReco::localError: Something wrong with pixel edge flag !!!");
      }

      //cout << "xerr = " << xerr << endl;
      //cout << "yerr = " << yerr << endl;
    } else {
      // &&& need a class const
      //const float micronsToCm = 1.0e-4;

      xerr = theClusterParam.templSigmaX_ * micronsToCm;
      yerr = theClusterParam.templSigmaY_ * micronsToCm;

      //cout << "xerr = " << xerr << endl;
      //cout << "yerr = " << yerr << endl;

      // &&& should also check ierr (saved as class variable) and return
      // &&& nonsense (another class static) if the template fit failed.
    }

    if (theVerboseLevel > 9) {
      LogDebug("PixelCPETemplateReco") << " Sizex = " << theClusterParam.theCluster->sizeX()
                                       << " Sizey = " << theClusterParam.theCluster->sizeY() << " Edgex = " << edgex
                                       << " Edgey = " << edgey << " ErrX  = " << xerr << " ErrY  = " << yerr;
    }

  }  // else

  if (!(xerr > 0.0f))
    throw cms::Exception("PixelCPETemplateReco::localError")
        << "\nERROR: Negative pixel error xerr = " << xerr << "\n\n";

  if (!(yerr > 0.0f))
    throw cms::Exception("PixelCPETemplateReco::localError")
        << "\nERROR: Negative pixel error yerr = " << yerr << "\n\n";

  //cout << "Final errors set to: " << endl;
  //cout << "xerr = " << xerr << endl;
  //cout << "yerr = " << yerr << endl;
  //cout << "Out of PixelCPETemplateREco..........................................................................." << endl;
  //cout << endl;

  return LocalError(xerr * xerr, 0, yerr * yerr);
}

localPosition()

LocalPoint PixelCPETemplateReco::localPosition ( DetParam const &  theDetParam, ClusterParam &  theClusterParam  ) const

overrideprivatevirtual

std::vector< SiPixelTemplateStore2D > thePixelTemp2D_; SiPixelTemplate2D::pushfile(ID, thePixelTemp2D_); SiPixelTemplate2D templ2D_(thePixelTemp2D_);

Implements PixelCPEBase.

Definition at line 107 of file PixelCPETemplateReco.cc.

References funct::abs(), cms::cuda::assert(), barrelTemplateID_, PixelCPEBase::DetParam::bx, PixelCPEBase::DetParam::bz, PixelCPEBase::DetParam::detTemplateId, PixelCPEBase::doLorentzFromAlignment_, nano_mu_digi_cff::float, forwardTemplateID_, GeomDet::geographicalId(), SiPixelTemplateDBObject::getTemplateID(), mps_fire::i, PixelCPETemplateReco::ClusterParamTemplate::ierr, createfilelist::int, GeomDetEnumerators::isEndcap(), RectangularPixelTopology::isItBigPixelInX(), RectangularPixelTopology::isItBigPixelInY(), GeomDetEnumerators::isTrackerPixel(), PixelCPEBase::LoadTemplatesFromDB_, Topology::localPosition(), PixelTopology::localX(), PixelTopology::localY(), LogDebug, PixelCPEBase::DetParam::lorentzShiftInCmX, PixelCPEBase::DetParam::lorentzShiftInCmY, SiPixelTemplate::lorxbias(), SiPixelTemplate::lorybias(), SiStripPI::max, SiStripPI::min, SiPixelTemplateReco::PixelTempReco1D(), speed_, PixelCPEBase::templateDBobject_, PixelCPETemplateReco::ClusterParamTemplate::templProbQ_, PixelCPETemplateReco::ClusterParamTemplate::templProbX_, PixelCPETemplateReco::ClusterParamTemplate::templProbY_, PixelCPETemplateReco::ClusterParamTemplate::templQbin_, PixelCPETemplateReco::ClusterParamTemplate::templSigmaX_, PixelCPETemplateReco::ClusterParamTemplate::templSigmaY_, PixelCPETemplateReco::ClusterParamTemplate::templXrec_, PixelCPETemplateReco::ClusterParamTemplate::templYrec_, PixelCPEBase::DetParam::theDet, PixelCPEBase::DetParam::thePart, thePixelTemp_, PixelCPEBase::DetParam::theRecTopol, PixelCPEBase::DetParam::theTopol, UNLIKELY, UseClusterSplitter_, PV3DBase< T, PVType, FrameType >::x(), and PV3DBase< T, PVType, FrameType >::y().

                                                                                                                   {
  ClusterParamTemplate& theClusterParam = static_cast<ClusterParamTemplate&>(theClusterParamBase);

  if (!GeomDetEnumerators::isTrackerPixel(theDetParam.thePart))
    throw cms::Exception("PixelCPETemplateReco::localPosition :") << "A non-pixel detector type in here?";
  //  barrel(false) or forward(true)
  const bool fpix = GeomDetEnumerators::isEndcap(theDetParam.thePart);

  int ID = -9999;
  if (LoadTemplatesFromDB_) {
    int ID0 = templateDBobject_->getTemplateID(theDetParam.theDet->geographicalId());  // just to comapre
    ID = theDetParam.detTemplateId;
    if (ID0 != ID)
      edm::LogError("PixelCPETemplateReco") << " different id" << ID << " " << ID0 << endl;
  } else {  // from asci file
    if (!fpix)
      ID = barrelTemplateID_;  // barrel
    else
      ID = forwardTemplateID_;  // forward
  }
  //cout << "PixelCPETemplateReco : ID = " << ID << endl;

  SiPixelTemplate templ(*thePixelTemp_);

  // Preparing to retrieve ADC counts from the SiPixeltheClusterParam.theCluster->  In the cluster,
  // we have the following:
  //   int minPixelRow(); // Minimum pixel index in the x direction (low edge).
  //   int maxPixelRow(); // Maximum pixel index in the x direction (top edge).
  //   int minPixelCol(); // Minimum pixel index in the y direction (left edge).
  //   int maxPixelCol(); // Maximum pixel index in the y direction (right edge).
  // So the pixels from minPixelRow() will go into clust_array_2d[0][*],
  // and the pixels from minPixelCol() will go into clust_array_2d[*][0].

  int row_offset = theClusterParam.theCluster->minPixelRow();
  int col_offset = theClusterParam.theCluster->minPixelCol();

  // Store the coordinates of the center of the (0,0) pixel of the array that
  // gets passed to PixelTempReco1D
  // Will add these values to the output of  PixelTempReco1D
  float tmp_x = float(row_offset) + 0.5f;
  float tmp_y = float(col_offset) + 0.5f;

  // Store these offsets (to be added later) in a LocalPoint after tranforming
  // them from measurement units (pixel units) to local coordinates (cm)
  //
  //

  // In case of template reco failure, these are the lorentz drift corrections
  // to be applied
  float lorentzshiftX = 0.5f * theDetParam.lorentzShiftInCmX;
  float lorentzshiftY = 0.5f * theDetParam.lorentzShiftInCmY;

  // ggiurgiu@jhu.edu 12/09/2010 : update call with trk angles needed for bow/kink corrections
  LocalPoint lp;

  if (theClusterParam.with_track_angle)
    lp = theDetParam.theTopol->localPosition(MeasurementPoint(tmp_x, tmp_y), theClusterParam.loc_trk_pred);
  else {
    edm::LogError("PixelCPETemplateReco") << "@SUB = PixelCPETemplateReco::localPosition"
                                          << "Should never be here. PixelCPETemplateReco should always be called with "
                                             "track angles. This is a bad error !!! ";

    lp = theDetParam.theTopol->localPosition(MeasurementPoint(tmp_x, tmp_y));
  }

  // first compute matrix size
  int mrow = 0, mcol = 0;
  for (int i = 0; i != theClusterParam.theCluster->size(); ++i) {
    auto pix = theClusterParam.theCluster->pixel(i);
    int irow = int(pix.x);
    int icol = int(pix.y);
    mrow = std::max(mrow, irow);
    mcol = std::max(mcol, icol);
  }
  mrow -= row_offset;
  mrow += 1;
  mrow = std::min(mrow, cluster_matrix_size_x);
  mcol -= col_offset;
  mcol += 1;
  mcol = std::min(mcol, cluster_matrix_size_y);
  assert(mrow > 0);
  assert(mcol > 0);

  float clustMatrix[mrow][mcol];
  memset(clustMatrix, 0, sizeof(float) * mrow * mcol);

  // Copy clust's pixels (calibrated in electrons) into clusMatrix;
  for (int i = 0; i != theClusterParam.theCluster->size(); ++i) {
    auto pix = theClusterParam.theCluster->pixel(i);
    int irow = int(pix.x) - row_offset;
    int icol = int(pix.y) - col_offset;

    // Gavril : what do we do here if the row/column is larger than cluster_matrix_size_x/cluster_matrix_size_y  ?
    // Ignore them for the moment...
    if ((irow < mrow) & (icol < mcol))
      clustMatrix[irow][icol] = float(pix.adc);
  }

  // Make and fill the bool arrays flagging double pixels
  bool xdouble[mrow], ydouble[mcol];
  // x directions (shorter), rows
  for (int irow = 0; irow < mrow; ++irow)
    xdouble[irow] = theDetParam.theRecTopol->isItBigPixelInX(irow + row_offset);

  // y directions (longer), columns
  for (int icol = 0; icol < mcol; ++icol)
    ydouble[icol] = theDetParam.theRecTopol->isItBigPixelInY(icol + col_offset);

  SiPixelTemplateReco::ClusMatrix clusterPayload{&clustMatrix[0][0], xdouble, ydouble, mrow, mcol};

  // Output:
  float nonsense = -99999.9f;  // nonsense init value
  theClusterParam.templXrec_ = theClusterParam.templYrec_ = theClusterParam.templSigmaX_ =
      theClusterParam.templSigmaY_ = nonsense;
  // If the template recontruction fails, we want to return 1.0 for now
  theClusterParam.templProbY_ = theClusterParam.templProbX_ = theClusterParam.templProbQ_ = 1.0f;
  theClusterParam.templQbin_ = 0;
  // We have a boolean denoting whether the reco failed or not
  theClusterParam.hasFilledProb_ = false;

  float templYrec1_ = nonsense;
  float templXrec1_ = nonsense;
  float templYrec2_ = nonsense;
  float templXrec2_ = nonsense;

  // ******************************************************************
  // Do it! Use cotalpha_ and cotbeta_ calculated in PixelCPEBase

  float locBz = theDetParam.bz;
  float locBx = theDetParam.bx;

  theClusterParam.ierr = PixelTempReco1D(ID,
                                         theClusterParam.cotalpha,
                                         theClusterParam.cotbeta,
                                         locBz,
                                         locBx,
                                         clusterPayload,
                                         templ,
                                         theClusterParam.templYrec_,
                                         theClusterParam.templSigmaY_,
                                         theClusterParam.templProbY_,
                                         theClusterParam.templXrec_,
                                         theClusterParam.templSigmaX_,
                                         theClusterParam.templProbX_,
                                         theClusterParam.templQbin_,
                                         speed_,
                                         theClusterParam.templProbQ_);

  // ******************************************************************

  // Check exit status
  if UNLIKELY (theClusterParam.ierr != 0) {
    LogDebug("PixelCPETemplateReco::localPosition")
        << "reconstruction failed with error " << theClusterParam.ierr << "\n";

    // Template reco has failed, compute position estimates based on cluster center of gravity + Lorentz drift
    // Future improvement would be to call generic reco instead

    // ggiurgiu@jhu.edu, 21/09/2010 : trk angles needed to correct for bows/kinks
    if (theClusterParam.with_track_angle) {
      theClusterParam.templXrec_ =
          theDetParam.theTopol->localX(theClusterParam.theCluster->x(), theClusterParam.loc_trk_pred) + lorentzshiftX;
      theClusterParam.templYrec_ =
          theDetParam.theTopol->localY(theClusterParam.theCluster->y(), theClusterParam.loc_trk_pred) + lorentzshiftY;
    } else {
      edm::LogError("PixelCPETemplateReco") << "@SUB = PixelCPETemplateReco::localPosition"
                                            << "Should never be here. PixelCPETemplateReco should always be called "
                                               "with track angles. This is a bad error !!! ";

      theClusterParam.templXrec_ = theDetParam.theTopol->localX(theClusterParam.theCluster->x()) + lorentzshiftX;
      theClusterParam.templYrec_ = theDetParam.theTopol->localY(theClusterParam.theCluster->y()) + lorentzshiftY;
    }
  } else if UNLIKELY (UseClusterSplitter_ && theClusterParam.templQbin_ == 0) {
    edm::LogError("PixelCPETemplateReco") << " PixelCPETemplateReco: Qbin = 0 but using cluster splitter, we should "
                                             "never be here !!!!!!!!!!!!!!!!!!!!!! \n"
                                          << "(int)UseClusterSplitter_ = " << (int)UseClusterSplitter_ << endl;

    //ierr =
    //PixelTempSplit( ID, fpix, cotalpha_, cotbeta_,
    //      clust_array_2d, ydouble, xdouble,
    //      templ,
    //      templYrec1_, templYrec2_, templSigmaY_, templProbY_,
    //      templXrec1_, templXrec2_, templSigmaX_, templProbX_,
    //      templQbin_ );

    // Commented for now (3/10/17) until we figure out how to resuscitate 2D template splitter

    theClusterParam.ierr = -123;
    /*
       float dchisq;
       float templProbQ_;
       SiPixelTemplateSplit::PixelTempSplit( ID, theClusterParam.cotalpha, theClusterParam.cotbeta,
       clust_array_2d,
       ydouble, xdouble,
       templ,
       templYrec1_, templYrec2_, theClusterParam.templSigmaY_, theClusterParam.templProbY_,
       templXrec1_, templXrec2_, theClusterParam.templSigmaX_, theClusterParam.templProbX_,
       theClusterParam.templQbin_,
       templProbQ_,
       true,
       dchisq,
       templ2D_ );
       
       */
    if (theClusterParam.ierr != 0) {
      // Template reco has failed, compute position estimates based on cluster center of gravity + Lorentz drift
      // Future improvement would be to call generic reco instead

      // ggiurgiu@jhu.edu, 12/09/2010 : trk angles needed to correct for bows/kinks
      if (theClusterParam.with_track_angle) {
        theClusterParam.templXrec_ =
            theDetParam.theTopol->localX(theClusterParam.theCluster->x(), theClusterParam.loc_trk_pred) + lorentzshiftX;
        theClusterParam.templYrec_ =
            theDetParam.theTopol->localY(theClusterParam.theCluster->y(), theClusterParam.loc_trk_pred) + lorentzshiftY;
      } else {
        edm::LogError("PixelCPETemplateReco") << "@SUB = PixelCPETemplateReco::localPosition"
                                              << "Should never be here. PixelCPETemplateReco should always be called "
                                                 "with track angles. This is a bad error !!! ";
        theClusterParam.templXrec_ = theDetParam.theTopol->localX(theClusterParam.theCluster->x()) + lorentzshiftX;
        theClusterParam.templYrec_ = theDetParam.theTopol->localY(theClusterParam.theCluster->y()) + lorentzshiftY;
      }
    } else {
      // go from micrometer to centimeter
      templXrec1_ *= micronsToCm;
      templYrec1_ *= micronsToCm;
      templXrec2_ *= micronsToCm;
      templYrec2_ *= micronsToCm;

      // go back to the module coordinate system
      templXrec1_ += lp.x();
      templYrec1_ += lp.y();
      templXrec2_ += lp.x();
      templYrec2_ += lp.y();

      // calculate distance from each hit to the track and choose the hit closest to the track
      float distX1 = std::abs(templXrec1_ - theClusterParam.trk_lp_x);
      float distX2 = std::abs(templXrec2_ - theClusterParam.trk_lp_x);
      float distY1 = std::abs(templYrec1_ - theClusterParam.trk_lp_y);
      float distY2 = std::abs(templYrec2_ - theClusterParam.trk_lp_y);
      theClusterParam.templXrec_ = (distX1 < distX2 ? templXrec1_ : templXrec2_);
      theClusterParam.templYrec_ = (distY1 < distY2 ? templYrec1_ : templYrec2_);
    }
  }  // else if ( UseClusterSplitter_ && templQbin_ == 0 )

  else  // apparenly this is the good one!
  {
    // go from micrometer to centimeter
    theClusterParam.templXrec_ *= micronsToCm;
    theClusterParam.templYrec_ *= micronsToCm;

    // go back to the module coordinate system
    theClusterParam.templXrec_ += lp.x();
    theClusterParam.templYrec_ += lp.y();

    // Compute the Alignment Group Corrections [template ID should already be selected from call to reco procedure]
    if (doLorentzFromAlignment_) {
      // Do only if the lotentzshift has meaningfull numbers
      if (theDetParam.lorentzShiftInCmX != 0.0 || theDetParam.lorentzShiftInCmY != 0.0) {
        // the LA width/shift returned by templates use (+)
        // the LA width/shift produced by PixelCPEBase for positive LA is (-)
        // correct this by iserting (-)
        //float temp1 = -micronsToCm*templ.lorxwidth();  // old
        //float temp2 = -micronsToCm*templ.lorywidth();  // does not incl 1/2
        float templateLorbiasCmX = -micronsToCm * templ.lorxbias();  // new
        float templateLorbiasCmY = -micronsToCm * templ.lorybias();  //incl. 1/2
        // now, correctly, we can use the difference of shifts
        //theClusterParam.templXrec_ += 0.5*(theDetParam.lorentzShiftInCmX - templateLorbiasCmX);
        //theClusterParam.templYrec_ += 0.5*(theDetParam.lorentzShiftInCmY - templateLorbiasCmY);
        theClusterParam.templXrec_ += (0.5 * (theDetParam.lorentzShiftInCmX) - templateLorbiasCmX);
        theClusterParam.templYrec_ += (0.5 * (theDetParam.lorentzShiftInCmY) - templateLorbiasCmY);
        //cout << "Templates: la lorentz offset = "
        //   <<(0.5*(theDetParam.lorentzShiftInCmX)-templateLorbiasCmX)
        //   <<" "<<templateLorbiasCmX<<" "<<templateLorbiasCmY
        //   <<" "<<temp1<<" "<<temp2
        //   <<" "<<theDetParam.lorentzShiftInCmX
        //   <<" "<<theDetParam.lorentzShiftInCmY
        //   << endl; //dk
      }  //else {cout<<" LA is 0, disable offset corrections "<<endl;} //dk
    }    //else {cout<<" Do not do LA offset correction "<<endl;} //dk
  }

  // Save probabilities and qBin in the quantities given to us by the base class
  // (for which there are also inline getters).  &&& templProbX_ etc. should be retired...
  theClusterParam.probabilityX_ = theClusterParam.templProbX_;
  theClusterParam.probabilityY_ = theClusterParam.templProbY_;
  theClusterParam.probabilityQ_ = theClusterParam.templProbQ_;
  theClusterParam.qBin_ = theClusterParam.templQbin_;

  if (theClusterParam.ierr == 0)  // always true here
    theClusterParam.hasFilledProb_ = true;

  return LocalPoint(theClusterParam.templXrec_, theClusterParam.templYrec_);
}

Member Data Documentation

barrelTemplateID_

int PixelCPETemplateReco::barrelTemplateID_

private

Definition at line 86 of file PixelCPETemplateReco.h.

Referenced by localPosition(), and PixelCPETemplateReco().

forwardTemplateID_

int PixelCPETemplateReco::forwardTemplateID_

private

Definition at line 87 of file PixelCPETemplateReco.h.

Referenced by localPosition(), and PixelCPETemplateReco().

speed_

int PixelCPETemplateReco::speed_

private

Definition at line 81 of file PixelCPETemplateReco.h.

Referenced by localPosition(), and PixelCPETemplateReco().

templateDir_

std::string PixelCPETemplateReco::templateDir_

private

Definition at line 88 of file PixelCPETemplateReco.h.

Referenced by PixelCPETemplateReco().

thePixelTemp_

const std::vector<SiPixelTemplateStore>* PixelCPETemplateReco::thePixelTemp_

private

Definition at line 79 of file PixelCPETemplateReco.h.

Referenced by localPosition(), and PixelCPETemplateReco().

thePixelTempCache_

std::vector<SiPixelTemplateStore> PixelCPETemplateReco::thePixelTempCache_

private

Definition at line 78 of file PixelCPETemplateReco.h.

Referenced by PixelCPETemplateReco().

UseClusterSplitter_

bool PixelCPETemplateReco::UseClusterSplitter_

private

Definition at line 83 of file PixelCPETemplateReco.h.

Referenced by localPosition(), and PixelCPETemplateReco().