ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t > Struct Template Reference

Single particle simulation with fixed propagator, interactions, and decay. More...

#include <ActsFatras/Kernel/Simulation.hpp>

Collaboration diagram for ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t >:

Public Member Functions
	SingleParticleSimulation (propagator_t &&propagator_, std::unique_ptr< const Acts::Logger > _logger)
	Alternatively construct the simulator with an external logger.
template<typename generator_t>
Acts::Result< SimulationResult >	simulate (const Acts::GeometryContext &geoCtx, const Acts::MagneticFieldContext &magCtx, generator_t &generator, const Particle &particle) const
	Simulate a single particle without secondaries.

Public Attributes
decay_t	decay
	Decay module.
interactions_t	interactions
	Interaction list containing the simulated interactions.
std::unique_ptr< const Acts::Logger >	logger
	Logger for debug output.
double	maxStepSize = std::numeric_limits<double>::max()
	Absolute maximum step size.
double	pathLimit = std::numeric_limits<double>::max()
	Absolute maximum path length.
propagator_t	propagator
	How and within which geometry to propagate the particle.
hit_surface_selector_t	selectHitSurface
	Selector for surfaces that should generate hits.

Detailed Description

template<typename propagator_t, typename interactions_t, typename hit_surface_selector_t, typename decay_t>
struct ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t >

Single particle simulation with fixed propagator, interactions, and decay.

Template Parameters

generator_t	random number generator
interactions_t	interaction list
hit_surface_selector_t	selector for hit surfaces
decay_t	decay module

Constructor & Destructor Documentation

SingleParticleSimulation()

template<typename propagator_t, typename interactions_t, typename hit_surface_selector_t, typename decay_t>

ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t >::SingleParticleSimulation	(	propagator_t &&	propagator_,
		std::unique_ptr< const Acts::Logger >	_logger )

Alternatively construct the simulator with an external logger.

Parameters

propagator_	Propagator to use for particle simulation
_logger	Logger instance for debug output

Member Function Documentation

simulate()

template<typename propagator_t, typename interactions_t, typename hit_surface_selector_t, typename decay_t>

template<typename generator_t>

Acts::Result< SimulationResult > ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t >::simulate	(	const Acts::GeometryContext &	geoCtx,
		const Acts::MagneticFieldContext &	magCtx,
		generator_t &	generator,
		const Particle &	particle ) const

Simulate a single particle without secondaries.

Template Parameters

generator_t

is the type of the random number generator

Parameters

geoCtx	is the geometry context to access surface geometries
magCtx	is the magnetic field context to access field values
generator	is the random number generator
particle	is the initial particle state

Returns

Simulated particle state, hits, and generated particles.

Member Data Documentation

decay

template<typename propagator_t, typename interactions_t, typename hit_surface_selector_t, typename decay_t>

decay_t ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t >::decay

Decay module.

interactions

template<typename propagator_t, typename interactions_t, typename hit_surface_selector_t, typename decay_t>

interactions_t ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t >::interactions

Interaction list containing the simulated interactions.

logger

template<typename propagator_t, typename interactions_t, typename hit_surface_selector_t, typename decay_t>

std::unique_ptr<const Acts::Logger> ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t >::logger

Logger for debug output.

maxStepSize

template<typename propagator_t, typename interactions_t, typename hit_surface_selector_t, typename decay_t>

double ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t >::maxStepSize = std::numeric_limits<double>::max()

Absolute maximum step size.

pathLimit

template<typename propagator_t, typename interactions_t, typename hit_surface_selector_t, typename decay_t>

double ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t >::pathLimit = std::numeric_limits<double>::max()

Absolute maximum path length.

propagator

template<typename propagator_t, typename interactions_t, typename hit_surface_selector_t, typename decay_t>

propagator_t ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t >::propagator

How and within which geometry to propagate the particle.

selectHitSurface

template<typename propagator_t, typename interactions_t, typename hit_surface_selector_t, typename decay_t>

hit_surface_selector_t ActsFatras::SingleParticleSimulation< propagator_t, interactions_t, hit_surface_selector_t, decay_t >::selectHitSurface

Selector for surfaces that should generate hits.