SiStripPedestalsSubtractor Class Reference

#include <SiStripPedestalsSubtractor.h>

Public Member Functions
void	init (const edm::EventSetup &)
void	subtract (const edm::DetSet< SiStripRawDigi > &input, std::vector< int16_t > &output)
void	subtract (uint32_t detId, uint16_t firstAPV, std::vector< int16_t > &adcs)

Private Member Functions
int16_t	eval (int16_t in)
uint16_t	eval (SiStripRawDigi in)
	SiStripPedestalsSubtractor (bool mode)
template<class input_t >
void	subtract_ (uint32_t detId, uint16_t firstAPV, const input_t &input, std::vector< int16_t > &output)

Private Attributes
bool	fedmode_
std::vector< int >	pedestals
edm::ESHandle< SiStripPedestals >	pedestalsHandle
uint32_t	peds_cache_id

Friends
class	SiStripRawProcessingFactory

Detailed Description

Definition at line 12 of file SiStripPedestalsSubtractor.h.

Constructor & Destructor Documentation

SiStripPedestalsSubtractor::SiStripPedestalsSubtractor ( bool  mode )

inlineprivate

Definition at line 24 of file SiStripPedestalsSubtractor.h.

References pedestalsHandle.

: peds_cache_id(0), fedmode_(mode) {};

Member Function Documentation

int16_t SiStripPedestalsSubtractor::eval ( int16_t  in )

inlineprivate

Definition at line 31 of file SiStripPedestalsSubtractor.h.

References recoMuon::in.

Referenced by subtract_().

{ return in; }

uint16_t SiStripPedestalsSubtractor::eval ( SiStripRawDigi  in )

inlineprivate

Definition at line 32 of file SiStripPedestalsSubtractor.h.

References SiStripRawDigi::adc().

{ return in.adc(); }

void SiStripPedestalsSubtractor::init

(

const edm::EventSetup &

es

)

Definition at line 6 of file SiStripPedestalsSubtractor.cc.

References edm::EventSetup::get(), pedestalsHandle, and peds_cache_id.

                                                            {
  uint32_t p_cache_id = es.get<SiStripPedestalsRcd>().cacheIdentifier();
  if(p_cache_id != peds_cache_id) {
    es.get<SiStripPedestalsRcd>().get(pedestalsHandle);
    peds_cache_id = p_cache_id;
  }
}

void SiStripPedestalsSubtractor::subtract	(	const edm::DetSet< SiStripRawDigi > &	input,
		std::vector< int16_t > &	output
	)

Definition at line 15 of file SiStripPedestalsSubtractor.cc.

References edm::DetSet< T >::id, and subtract_().

{ subtract_(input.id, 0, input, output); }

void SiStripPedestalsSubtractor::subtract	(	uint32_t	detId,
		uint16_t	firstAPV,
		std::vector< int16_t > &	adcs
	)

Definition at line 14 of file SiStripPedestalsSubtractor.cc.

References subtract_().

{ subtract_(detId, firstStrip, digis, digis); }

template<class input_t >

void SiStripPedestalsSubtractor::subtract_ ( uint32_t  detId, uint16_t  firstAPV, const input_t &  input, std::vector< int16_t > &  output  )

inlineprivate

Definition at line 20 of file SiStripPedestalsSubtractor.cc.

References SiStripPedestals::allPeds(), MillePedeFileConverter_cfg::e, eval(), fedmode_, SiStripPedestals::getRange(), pedestals, pedestalsHandle, and cms::Exception::what().

Referenced by subtract().

                                                                                              {
  try {

    pedestals.resize(firstStrip + input.size());
    SiStripPedestals::Range pedestalsRange = pedestalsHandle->getRange(id);
    pedestalsHandle->allPeds(pedestals, pedestalsRange);

    typename input_t::const_iterator inDigi = input.begin();
    std::vector<int>::const_iterator ped = pedestals.begin() + firstStrip;
    std::vector<int16_t>::iterator outDigi = output.begin();

    while( inDigi != input.end() ) {

      *outDigi = eval(*inDigi) - *ped + ( ( *ped > 895 ) ? 1024 : 0 );

      if(fedmode_ && *outDigi < 0) //FED bottoms out at 0
    *outDigi=0;

      ++inDigi;
      ++ped;
      ++outDigi;
    }


  } catch(cms::Exception& e){
    edm::LogError("SiStripPedestalsSubtractor")
      << "[SiStripPedestalsSubtractor::subtract] DetId " << id << " propagating error from SiStripPedestal" << e.what();
    output.clear();
  }

}

Friends And Related Function Documentation

friend class SiStripRawProcessingFactory

friend

Definition at line 14 of file SiStripPedestalsSubtractor.h.

Member Data Documentation

bool SiStripPedestalsSubtractor::fedmode_

private

Definition at line 28 of file SiStripPedestalsSubtractor.h.

Referenced by subtract_().

std::vector<int> SiStripPedestalsSubtractor::pedestals

private

Definition at line 26 of file SiStripPedestalsSubtractor.h.

Referenced by subtract_().

edm::ESHandle<SiStripPedestals> SiStripPedestalsSubtractor::pedestalsHandle

private

Definition at line 24 of file SiStripPedestalsSubtractor.h.

Referenced by init(), SiStripPedestalsSubtractor(), and subtract_().

uint32_t SiStripPedestalsSubtractor::peds_cache_id

private

Definition at line 27 of file SiStripPedestalsSubtractor.h.

Referenced by init().