#include <GsfMaterialEffectsUpdator.h>

Inheritance diagram for GsfMaterialEffectsUpdator:

Public Types
typedef materialEffect::Covariance	Covariance
typedef materialEffect::CovIndex	CovIndex
typedef materialEffect::Effect	Effect
Public Member Functions
virtual GsfMaterialEffectsUpdator *	clone () const =0
virtual void	compute (const TrajectoryStateOnSurface &, const PropagationDirection, Effect effects[]) const =0
	GsfMaterialEffectsUpdator (float mass, uint32_t is)
float	mass () const
size_t	size () const
virtual TrajectoryStateOnSurface	updateState (const TrajectoryStateOnSurface &TSoS, const PropagationDirection propDir) const
virtual	~GsfMaterialEffectsUpdator ()
Protected Member Functions
void	resize (size_t is)
Private Attributes
uint32_t	m_size
float	theMass

Detailed Description

Interface for adding material effects during propagation as a Gaussian mixture. Similar to MaterialEffectsUpdator, but returns MultiTrajectoryState.

Definition at line 17 of file GsfMaterialEffectsUpdator.h.

Member Typedef Documentation

typedef materialEffect::Covariance GsfMaterialEffectsUpdator::Covariance

Definition at line 19 of file GsfMaterialEffectsUpdator.h.

typedef materialEffect::CovIndex GsfMaterialEffectsUpdator::CovIndex

Definition at line 21 of file GsfMaterialEffectsUpdator.h.

typedef materialEffect::Effect GsfMaterialEffectsUpdator::Effect

Definition at line 20 of file GsfMaterialEffectsUpdator.h.

Constructor & Destructor Documentation

GsfMaterialEffectsUpdator::GsfMaterialEffectsUpdator	(	float	mass,
		uint32_t	is
	)		`[inline]`

Constructor with explicit mass hypothesis

Definition at line 26 of file GsfMaterialEffectsUpdator.h.

                                                       :
    theMass(mass), m_size(is) {}

virtual GsfMaterialEffectsUpdator::~GsfMaterialEffectsUpdator ( ) [inline, virtual]

Definition at line 29 of file GsfMaterialEffectsUpdator.h.

{}

Member Function Documentation

virtual GsfMaterialEffectsUpdator* GsfMaterialEffectsUpdator::clone ( ) const [pure virtual]

virtual void GsfMaterialEffectsUpdator::compute	(	const TrajectoryStateOnSurface &	,
		const PropagationDirection	,
		Effect	effects[]
	)		const `[pure virtual]`

Implemented in GCC11_FINAL< T, TOPO >, GCC11_FINAL< T, TOPO >, GCC11_FINAL< T, TOPO >, and GCC11_FINAL< T, TOPO >.

float GsfMaterialEffectsUpdator::mass ( ) const [inline]

Particle mass assigned at construction.

Definition at line 39 of file GsfMaterialEffectsUpdator.h.

References theMass.

                             {
    return theMass;
  }

void GsfMaterialEffectsUpdator::resize ( size_t is ) [inline, protected]

Definition at line 50 of file GsfMaterialEffectsUpdator.h.

References m_size.

{ m_size=is;}

size_t GsfMaterialEffectsUpdator::size ( void ) const [inline]

Reimplemented in GCC11_FINAL< T, TOPO >, and GCC11_FINAL< T, TOPO >.

Definition at line 48 of file GsfMaterialEffectsUpdator.h.

References m_size.

{ return m_size;}

TrajectoryStateOnSurface GsfMaterialEffectsUpdator::updateState	(	const TrajectoryStateOnSurface &	TSoS,
		const PropagationDirection	propDir
	)		const `[virtual]`

Updates TrajectoryStateOnSurface with material effects (momentum and covariance matrix are potentially affected.

Definition at line 15 of file GsfMaterialEffectsUpdator.cc.

References MultiTrajectoryStateAssembler::addState(), SurfaceSideDefinition::afterSurface, alongMomentum, SurfaceSideDefinition::beforeSurface, MultiTrajectoryStateAssembler::combinedState(), TrajectoryStateOnSurface::components(), bookConverter::compute(), TrajectoryStateOnSurface::globalParameters(), TrajectoryStateOnSurface::hasError(), MediumProperties::isValid(), TrajectoryStateOnSurface::localError(), TrajectoryStateOnSurface::localParameters(), GlobalTrajectoryParameters::magneticField(), LocalTrajectoryError::matrix(), Surface::mediumProperties(), query::result, findQualityFiles::size, TrajectoryStateOnSurface::surface(), LocalTrajectoryParameters::updateP(), TrajectoryStateOnSurface::weight(), and histoStyle::weight.

                                                                                  {
  //
  // get components of input state and check if material is associated to surface
  //
  const Surface& surface = TSoS.surface();
  if ( !surface.mediumProperties().isValid() )  return TSoS;
  SurfaceSide side = propDir==alongMomentum ? afterSurface : beforeSurface;
  // single input state?
  if ( TSoS.components().size()>1 )
    throw cms::Exception("LogicError") << "GsfMaterialEffectsUpdator::updateState used with MultiTSOS";
  double weight = TSoS.weight();
  //
  // Get components (will force recalculation, if necessary)
  //
  Effect effects[size()];
  compute(TSoS,propDir,effects);

  //
  // prepare output vector
  //
  MultiTrajectoryStateAssembler result;
  //
  // loop over components
  //
  //   edm::LogDebug("GsfMaterialEffectsUpdator") << "found " << Ws.size() << " components\n"
  //                                         << "  input state has weight " << TSoS.weight();
  for ( auto const & effect : effects ) {
    //      edm::LogDebug("GsfMaterialEffectsUpdator") << "w, dp, sigp = "
    //           << Ws[ic] << ", "
    //           << dPs[ic] << ", "
    //           << sqrt((deltaErrors[ic])[0][0]);
    //
    // Update momentum. In case of failure: return invalid state.
    // Use deltaP method to ensure update of cache, if necessary!
    //
    LocalTrajectoryParameters lp = TSoS.localParameters();
    if ( !lp.updateP(effect.deltaP) )  
      return TrajectoryStateOnSurface();
    //
    // Update covariance matrix?
    //
    if ( TSoS.hasError() ) {
      AlgebraicSymMatrix55 eloc = TSoS.localError().matrix();
      effect.deltaCov.add(eloc);
      result.addState(TrajectoryStateOnSurface(lp,
                                               LocalTrajectoryError(eloc),
                                               surface,
                                               &(TSoS.globalParameters().magneticField()),
                                               side,
                                               weight*effect.weight));
      //       edm::LogDebug("GsfMaterialEffectsUpdator") 
      //        << "adding state with weight " << weight*Ws[ic];
    }
    else {
      result.addState(TrajectoryStateOnSurface(lp,surface,
                                               &(TSoS.globalParameters().magneticField()),
                                               side));
    }
  }
  //   edm::LogDebug("GsfMaterialEffectsUpdator") 
  //     << "  output state has weight " << result.combinedState().weight();
  return result.combinedState();
}

Member Data Documentation

uint32_t GsfMaterialEffectsUpdator::m_size [private]

Definition at line 54 of file GsfMaterialEffectsUpdator.h.

Referenced by resize(), and size().

float GsfMaterialEffectsUpdator::theMass [private]

Definition at line 53 of file GsfMaterialEffectsUpdator.h.

Referenced by mass().

GsfMaterialEffectsUpdator Class Reference

Public Types

Public Member Functions

Protected Member Functions

Private Attributes

Detailed Description

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation