packing::SingleSubsystemUnpacker Class Reference

This producer unpacks the data from the a single subsystem raw data file into a single buffer for a downstream processor to decode. More...

#include <SingleSubsystemUnpacker.h>

Public Member Functions
	SingleSubsystemUnpacker (const std::string &name, framework::Process &p)
	normal constructor
virtual	~SingleSubsystemUnpacker ()
	empty destructor
void	configure (framework::config::Parameters &ps) override
	Configure the unpacker and open the raw data file for IO.
void	produce (framework::Event &event) override
	Actually do the unpacking/decoding.
void	beforeNewRun (ldmx::RunHeader &rh) override
	Callback for Producers to add parameters to the run header before conditions are initialized.
Public Member Functions inherited from framework::Producer
	Producer (const std::string &name, Process &process)
	Class constructor.
virtual void	process (Event &event) final
	Processing an event for a Producer is calling produce.
Public Member Functions inherited from framework::EventProcessor
	DECLARE_FACTORY (EventProcessor, EventProcessor *, const std::string &, Process &)
	declare that we have a factory for this class
	EventProcessor (const std::string &name, Process &process)
	Class constructor.
virtual	~EventProcessor ()=default
	Class destructor.
virtual void	onNewRun (const ldmx::RunHeader &run_header)
	Callback for the EventProcessor to take any necessary action when the run being processed changes.
virtual void	onFileOpen (EventFile &event_file)
	Callback for the EventProcessor to take any necessary action when a new event input ROOT file is opened.
virtual void	onFileClose (EventFile &event_file)
	Callback for the EventProcessor to take any necessary action when a event input ROOT file is closed.
virtual void	onProcessStart ()
	Callback for the EventProcessor to take any necessary action when the processing of events starts, such as creating histograms.
virtual void	onProcessEnd ()
	Callback for the EventProcessor to take any necessary action when the processing of events finishes, such as calculating job-summary quantities.
template<class T >
const T &	getCondition (const std::string &condition_name)
	Access a conditions object for the current event.
TDirectory *	getHistoDirectory ()
	Access/create a directory in the histogram file for this event processor to create histograms and analysis tuples.
void	setStorageHint (framework::StorageControl::Hint hint)
	Mark the current event as having the given storage control hint from this module_.
void	setStorageHint (framework::StorageControl::Hint hint, const std::string &purposeString)
	Mark the current event as having the given storage control hint from this module and the given purpose string.
int	getLogFrequency () const
	Get the current logging frequency from the process.
int	getRunNumber () const
	Get the run number from the process.
std::string	getName () const
	Get the processor name.
void	createHistograms (const std::vector< framework::config::Parameters > &histos)
	Internal function which is used to create histograms passed from the python configuration @parma histos vector of Parameters that configure histograms to create.

Private Attributes
int	num_bytes_per_event_
	number of bytes in each event
std::string	output_name_
	destination object name
std::string	detector_name_
	Detector file name.
utility::Reader	reader_
	raw data file we are reading

Additional Inherited Members
Protected Member Functions inherited from framework::EventProcessor
void	abortEvent ()
	Abort the event immediately.
Protected Attributes inherited from framework::EventProcessor
HistogramPool	histograms_
	helper object for making and filling histograms
NtupleManager &	ntuple_ {NtupleManager::getInstance()}
	Manager for any ntuples.
logging::logger	the_log_
	The logger for this EventProcessor.

Detailed Description

This producer unpacks the data from the a single subsystem raw data file into a single buffer for a downstream processor to decode.

Definition at line 17 of file SingleSubsystemUnpacker.h.

Constructor & Destructor Documentation

SingleSubsystemUnpacker()

packing::SingleSubsystemUnpacker::SingleSubsystemUnpacker ( const std::string & name, framework::Process & p )

inline

normal constructor

Definition at line 20 of file SingleSubsystemUnpacker.h.

      : framework::Producer(name, p) {}

~SingleSubsystemUnpacker()

virtual packing::SingleSubsystemUnpacker::~SingleSubsystemUnpacker ( )

inlinevirtual

empty destructor

Definition at line 23 of file SingleSubsystemUnpacker.h.

{}

Member Function Documentation

beforeNewRun()

void packing::SingleSubsystemUnpacker::beforeNewRun ( ldmx::RunHeader & run_header )

overridevirtual

Callback for Producers to add parameters to the run header before conditions are initialized.

Reimplemented from framework::EventProcessor.

Definition at line 6 of file SingleSubsystemUnpacker.cxx.

                                                            {
  rh.setDetectorName(detector_name_);
}

References detector_name_, and ldmx::RunHeader::setDetectorName().

configure()

void packing::SingleSubsystemUnpacker::configure ( framework::config::Parameters & ps )

overridevirtual

Configure the unpacker and open the raw data file for IO.

Parameters

[in]

ps

Parameters for configuration

Reimplemented from framework::EventProcessor.

Definition at line 10 of file SingleSubsystemUnpacker.cxx.

                                                                     {
  reader_.open(ps.get<std::string>("raw_file"));
  num_bytes_per_event_ = ps.get<int>("num_bytes_per_event");
  output_name_ = ps.get<std::string>("output_name");
  detector_name_ = ps.get<std::string>("detector_name");
}

References detector_name_, framework::config::Parameters::get(), num_bytes_per_event_, packing::utility::Reader::open(), output_name_, and reader_.

produce()

void packing::SingleSubsystemUnpacker::produce ( framework::Event & event )

overridevirtual

Actually do the unpacking/decoding.

Parameters

[in,out]

event

Event bus with raw data where we will put the digis

Implements framework::Producer.

Definition at line 17 of file SingleSubsystemUnpacker.cxx.

                                                           {
  if (!reader_ or reader_.eof()) abortEvent();
 
  std::vector<uint8_t> buff;
  if (!reader_.read(buff, num_bytes_per_event_)) {
    EXCEPTION_RAISE("MalForm", "Raw file provided was unable to read " +
                                   std::to_string(num_bytes_per_event_) +
                                   " bytes in an event.");
  }
  event.add(output_name_, buff);
}

References framework::EventProcessor::abortEvent(), packing::utility::Reader::eof(), num_bytes_per_event_, output_name_, packing::utility::Reader::read(), and reader_.

Member Data Documentation

detector_name_

std::string packing::SingleSubsystemUnpacker::detector_name_

private

Detector file name.

Definition at line 47 of file SingleSubsystemUnpacker.h.

Referenced by beforeNewRun(), and configure().

num_bytes_per_event_

int packing::SingleSubsystemUnpacker::num_bytes_per_event_

private

number of bytes in each event

Definition at line 43 of file SingleSubsystemUnpacker.h.

Referenced by configure(), and produce().

output_name_

std::string packing::SingleSubsystemUnpacker::output_name_

private

destination object name

Definition at line 45 of file SingleSubsystemUnpacker.h.

Referenced by configure(), and produce().

reader_

utility::Reader packing::SingleSubsystemUnpacker::reader_

private

raw data file we are reading

Definition at line 51 of file SingleSubsystemUnpacker.h.

Referenced by configure(), and produce().

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The documentation for this class was generated from the following files:

• Packing/include/Packing/SingleSubsystemUnpacker.h
• Packing/src/Packing/SingleSubsystemUnpacker.cxx