GsfCombinedMaterialEffectsUpdator Class Reference

#include <GsfCombinedMaterialEffectsUpdator.h>

Inheritance diagram for GsfCombinedMaterialEffectsUpdator:

Public Member Functions
virtual GsfCombinedMaterialEffectsUpdator *	clone () const
	GsfCombinedMaterialEffectsUpdator (GsfMaterialEffectsUpdator &msUpdator, GsfMaterialEffectsUpdator &elUpdator)
	Constructor from multiple scattering and energy loss updator. More...
Public Member Functions inherited from GsfMaterialEffectsUpdator
virtual std::vector < AlgebraicSymMatrix55 >	deltaLocalErrors (const TrajectoryStateOnSurface &TSoS, const PropagationDirection propDir) const
virtual std::vector< double >	deltaPs (const TrajectoryStateOnSurface &TSoS, const PropagationDirection propDir) const
	GsfMaterialEffectsUpdator (float mass)
float	mass () const
virtual TrajectoryStateOnSurface	updateState (const TrajectoryStateOnSurface &TSoS, const PropagationDirection propDir) const
virtual std::vector< double >	weights (const TrajectoryStateOnSurface &TSoS, const PropagationDirection propDir) const
virtual	~GsfMaterialEffectsUpdator ()

Private Member Functions
virtual void	compute (const TrajectoryStateOnSurface &, const PropagationDirection) const

Private Attributes
DeepCopyPointerByClone < GsfMaterialEffectsUpdator >	theELUpdator
DeepCopyPointerByClone < GsfMaterialEffectsUpdator >	theMSUpdator

Additional Inherited Members
Protected Member Functions inherited from GsfMaterialEffectsUpdator
virtual bool	newArguments (const TrajectoryStateOnSurface &, const PropagationDirection) const
virtual void	storeArguments (const TrajectoryStateOnSurface &, const PropagationDirection) const
Protected Attributes inherited from GsfMaterialEffectsUpdator
std::vector< AlgebraicSymMatrix55 >	theDeltaCovs
std::vector< double >	theDeltaPs
std::vector< double >	theWeights

Detailed Description

Combines two GsfMaterialEffectsUpdators (for multiple scattering and energy loss).

Definition at line 10 of file GsfCombinedMaterialEffectsUpdator.h.

Constructor & Destructor Documentation

GsfCombinedMaterialEffectsUpdator::GsfCombinedMaterialEffectsUpdator	(	GsfMaterialEffectsUpdator &	msUpdator,
		GsfMaterialEffectsUpdator &	elUpdator
	)

Constructor from multiple scattering and energy loss updator.

Definition at line 20 of file GsfCombinedMaterialEffectsUpdator.cc.

Referenced by clone().

                                       :
  GsfMaterialEffectsUpdator(msUpdator.mass()),
  theMSUpdator(msUpdator.clone()), 
  theELUpdator(elUpdator.clone()) {}

Member Function Documentation

virtual GsfCombinedMaterialEffectsUpdator* GsfCombinedMaterialEffectsUpdator::clone ( void  ) const

inlinevirtual

Implements GsfMaterialEffectsUpdator.

Definition at line 13 of file GsfCombinedMaterialEffectsUpdator.h.

References GsfCombinedMaterialEffectsUpdator().

  {
    return new GsfCombinedMaterialEffectsUpdator(*this);
  }

void GsfCombinedMaterialEffectsUpdator::compute ( const TrajectoryStateOnSurface &  TSoS, const PropagationDirection  propDir  ) const

privatevirtual

Implements GsfMaterialEffectsUpdator.

Definition at line 46 of file GsfCombinedMaterialEffectsUpdator.cc.

References GsfMaterialEffectsUpdator::deltaLocalErrors(), GsfMaterialEffectsUpdator::deltaPs(), GsfMaterialEffectsUpdator::theDeltaCovs, GsfMaterialEffectsUpdator::theDeltaPs, theELUpdator, theMSUpdator, GsfMaterialEffectsUpdator::theWeights, and GsfMaterialEffectsUpdator::weights().

{
  //
  // reset components
  //
  theWeights.clear();
  theDeltaPs.clear();
  theDeltaCovs.clear();
  //
  // get components from multiple scattering
  //
  std::vector<double> msWeights = theMSUpdator->weights(TSoS,propDir);
  std::vector<double> msDeltaPs = theMSUpdator->deltaPs(TSoS,propDir);
  std::vector<AlgebraicSymMatrix55> msDeltaCovs = theMSUpdator->deltaLocalErrors(TSoS,propDir);
  if ( msWeights.empty() ) {
    //
    // create one dummy component
    //
    msWeights.push_back(1.);
    msDeltaPs.push_back(0.);
    msDeltaCovs.push_back(AlgebraicSymMatrix55());
  }
  //
  // get components from energy loss
  //
  std::vector<double> elWeights = theELUpdator->weights(TSoS,propDir);
  std::vector<double> elDeltaPs = theELUpdator->deltaPs(TSoS,propDir);
  std::vector<AlgebraicSymMatrix55> elDeltaCovs = theELUpdator->deltaLocalErrors(TSoS,propDir);
  if ( elWeights.empty() ) {
    //
    // create one dummy component
    //
    elWeights.push_back(1.);
    elDeltaPs.push_back(0.);
    elDeltaCovs.push_back(AlgebraicSymMatrix55());
  }
  //
  // combine the two multi-updates
  //
  std::vector<double>::const_iterator iMsWgt(msWeights.begin());
  std::vector<double>::const_iterator iMsDp(msDeltaPs.begin());
  std::vector<AlgebraicSymMatrix55>::const_iterator iMsDc(msDeltaCovs.begin());
  for ( ; iMsWgt<msWeights.end(); iMsWgt++,iMsDp++,iMsDc++ ) {

    std::vector<double>::const_iterator iElWgt(elWeights.begin());
    std::vector<double>::const_iterator iElDp(elDeltaPs.begin());
    std::vector<AlgebraicSymMatrix55>::const_iterator iElDc(elDeltaCovs.begin());
    for ( ; iElWgt<elWeights.end(); iElWgt++,iElDp++,iElDc++ ) {
      theWeights.push_back((*iMsWgt)*(*iElWgt));
      theDeltaPs.push_back((*iMsDp)+(*iElDp));
      theDeltaCovs.push_back((*iMsDc)+(*iElDc));
    }
  }

}

Member Data Documentation

DeepCopyPointerByClone<GsfMaterialEffectsUpdator> GsfCombinedMaterialEffectsUpdator::theELUpdator

private

Definition at line 36 of file GsfCombinedMaterialEffectsUpdator.h.

Referenced by compute().

DeepCopyPointerByClone<GsfMaterialEffectsUpdator> GsfCombinedMaterialEffectsUpdator::theMSUpdator

private

Definition at line 35 of file GsfCombinedMaterialEffectsUpdator.h.

Referenced by compute().