#include <SiStripFEDBufferGenerator.h>

Public Member Functions
FEDBufferPayload	createPayload (const FEDReadoutMode mode, const FEDStripData &data) const

	FEDBufferPayloadCreator (const std::vector< bool > &enabledFEUnits, const std::vector< bool > &enabledChannels)

FEDBufferPayload	operator() (const FEDReadoutMode mode, const FEDStripData &data) const

Private Member Functions
void	fillChannelBuffer (std::vector< uint8_t > *channelBuffer, const FEDReadoutMode mode, const FEDStripData::ChannelData &data, const bool channelEnabled) const

void	fillClusterData (std::vector< uint8_t > *channelBuffer, const FEDStripData::ChannelData &data) const

void	fillRawChannelBuffer (std::vector< uint8_t > *channelBuffer, const uint8_t packetCode, const FEDStripData::ChannelData &data, const bool channelEnabled, const bool reorderData) const

void	fillZeroSuppressedChannelBuffer (std::vector< uint8_t > *channelBuffer, const FEDStripData::ChannelData &data, const bool channelEnabled) const

void	fillZeroSuppressedLiteChannelBuffer (std::vector< uint8_t > *channelBuffer, const FEDStripData::ChannelData &data, const bool channelEnabled) const

Private Attributes
std::vector< bool >	channelsEnabled_

std::vector< bool >	feUnitsEnabled_

Detailed Description

Definition at line 76 of file SiStripFEDBufferGenerator.h.

Constructor & Destructor Documentation

sistrip::FEDBufferPayloadCreator::FEDBufferPayloadCreator	(	const std::vector< bool > &	enabledFEUnits,
		const std::vector< bool > &	enabledChannels
	)

inline

Definition at line 276 of file SiStripFEDBufferGenerator.h.

     : feUnitsEnabled_(feUnitsEnabled),
       channelsEnabled_(channelsEnabled)
     {}

Member Function Documentation

FEDBufferPayload sistrip::FEDBufferPayloadCreator::createPayload	(	const FEDReadoutMode	mode,
		const FEDStripData &	data
	)		const

Definition at line 103 of file SiStripFEDBufferGenerator.cc.

References sistrip::FEDStripData::channel(), sistrip::FEDCH_PER_FED, and sistrip::FEDCH_PER_FEUNIT.

Referenced by operator()().

   {
     std::vector< std::vector<uint8_t> > channelBuffers(FEDCH_PER_FED,std::vector<uint8_t>());
     for (size_t iCh = 0; iCh < FEDCH_PER_FED; iCh++) {
       if (!feUnitsEnabled_[iCh/FEDCH_PER_FEUNIT]) continue;
       fillChannelBuffer(&channelBuffers[iCh],mode,data.channel(iCh),channelsEnabled_[iCh]);
     }
     return FEDBufferPayload(channelBuffers);
   }

void sistrip::FEDBufferPayloadCreator::fillChannelBuffer	(	std::vector< uint8_t > *	channelBuffer,
		const FEDReadoutMode	mode,
		const FEDStripData::ChannelData &	data,
		const bool	channelEnabled
	)		const

private

Definition at line 113 of file SiStripFEDBufferGenerator.cc.

References edm::hlt::Exception, alignBH_cfg::mode, sistrip::PACKET_CODE_PROC_RAW, sistrip::PACKET_CODE_SCOPE, sistrip::PACKET_CODE_VIRGIN_RAW, sistrip::READOUT_MODE_PROC_RAW, sistrip::READOUT_MODE_SCOPE, sistrip::READOUT_MODE_VIRGIN_RAW, sistrip::READOUT_MODE_ZERO_SUPPRESSED, and sistrip::READOUT_MODE_ZERO_SUPPRESSED_LITE.

   {
     switch (mode) {
     case READOUT_MODE_SCOPE:
       fillRawChannelBuffer(channelBuffer,PACKET_CODE_SCOPE,data,channelEnabled,false);
       break;
     case READOUT_MODE_VIRGIN_RAW:
       fillRawChannelBuffer(channelBuffer,PACKET_CODE_VIRGIN_RAW,data,channelEnabled,true);
       break;
     case READOUT_MODE_PROC_RAW:
       fillRawChannelBuffer(channelBuffer,PACKET_CODE_PROC_RAW,data,channelEnabled,false);
       break;
     case READOUT_MODE_ZERO_SUPPRESSED:
       fillZeroSuppressedChannelBuffer(channelBuffer,data,channelEnabled);
       break;
     case READOUT_MODE_ZERO_SUPPRESSED_LITE:
       fillZeroSuppressedLiteChannelBuffer(channelBuffer,data,channelEnabled);
       break;
     default:
       std::ostringstream ss;
       ss << "Invalid readout mode " << mode;
       throw cms::Exception("FEDBufferGenerator") << ss.str();
       break;
     }
   }

void sistrip::FEDBufferPayloadCreator::fillClusterData	(	std::vector< uint8_t > *	channelBuffer,
		const FEDStripData::ChannelData &	data
	)		const

private

Definition at line 222 of file SiStripFEDBufferGenerator.cc.

References ecalMGPA::adc(), sistrip::FEDStripData::ChannelData::get8BitSample(), sistrip::FEDStripData::ChannelData::size(), and sistrip::STRIPS_PER_APV.

   {
     uint16_t clusterSize = 0;
     const uint16_t nSamples = data.size();
     for( uint16_t strip = 0; strip < nSamples; ++strip) {
       const uint8_t adc = data.get8BitSample(strip);
 
       if(adc) {
     if( clusterSize==0 || strip == STRIPS_PER_APV ) { 
       if(clusterSize) { 
         *(channelBuffer->end() - clusterSize - 1) = clusterSize ; 
         clusterSize = 0; 
       }
       channelBuffer->push_back(strip); 
       channelBuffer->push_back(0); //clustersize      
     }
     channelBuffer->push_back(adc);
     ++clusterSize;
       }
 
       else if(clusterSize) { 
     *(channelBuffer->end() - clusterSize - 1) = clusterSize ; 
     clusterSize = 0; 
       }
     }
     if(clusterSize) *(channelBuffer->end() - clusterSize - 1) = clusterSize ;
   }

void sistrip::FEDBufferPayloadCreator::fillRawChannelBuffer	(	std::vector< uint8_t > *	channelBuffer,
		const uint8_t	packetCode,
		const FEDStripData::ChannelData &	data,
		const bool	channelEnabled,
		const bool	reorderData
	)		const

private

Definition at line 140 of file SiStripFEDBufferGenerator.cc.

References sistrip::FEDStripData::ChannelData::getSample(), sistrip::FEDStripOrdering::physicalOrderForStripInChannel(), and sistrip::FEDStripData::ChannelData::size().

   {
     const uint16_t nSamples = data.size();
     //2 bytes per sample + packet code + 2 bytes for length
     const uint16_t channelLength = nSamples*2 + 3;
     channelBuffer->reserve(channelLength);
     //length (max length is 0xFFF)
     channelBuffer->push_back( channelLength & 0xFF );
     channelBuffer->push_back( (channelLength & 0xF00) >> 8 );
     //packet code
     channelBuffer->push_back(packetCode);
     //channel samples
     for (uint16_t sampleNumber = 0; sampleNumber < nSamples; sampleNumber++) {
       const uint16_t sampleIndex = ( reorderData ? FEDStripOrdering::physicalOrderForStripInChannel(sampleNumber) : sampleNumber );
       const uint16_t sampleValue = (channelEnabled ? data.getSample(sampleIndex) : 0);
       channelBuffer->push_back(sampleValue & 0xFF);
       channelBuffer->push_back((sampleValue & 0x300) >> 8);
     }
   }

void sistrip::FEDBufferPayloadCreator::fillZeroSuppressedChannelBuffer	(	std::vector< uint8_t > *	channelBuffer,
		const FEDStripData::ChannelData &	data,
		const bool	channelEnabled
	)		const

private

Definition at line 164 of file SiStripFEDBufferGenerator.cc.

References sistrip::FEDStripData::ChannelData::getMedians(), and sistrip::PACKET_CODE_ZERO_SUPPRESSED.

   {
     channelBuffer->reserve(50);
     //if channel is disabled then create empty channel header and return
     if (!channelEnabled) {
       //min length 7
       channelBuffer->push_back(7);
       channelBuffer->push_back(0);
       //packet code
       channelBuffer->push_back(PACKET_CODE_ZERO_SUPPRESSED);
       //4 bytes of medians
       channelBuffer->insert(channelBuffer->end(),4,0);
       return;
     }
     //if channel is not empty
     //add space for channel length
     channelBuffer->push_back(0xFF); channelBuffer->push_back(0xFF);
     //packet code
     channelBuffer->push_back(PACKET_CODE_ZERO_SUPPRESSED);
     //add medians
     const std::pair<uint16_t,uint16_t> medians = data.getMedians();
     channelBuffer->push_back(medians.first & 0xFF);
     channelBuffer->push_back((medians.first & 0x300) >> 8);
     channelBuffer->push_back(medians.second & 0xFF);
     channelBuffer->push_back((medians.second & 0x300) >> 8);
     //clusters
     fillClusterData(channelBuffer,data);
     //set length
     const uint16_t length = channelBuffer->size();
     (*channelBuffer)[0] = (length & 0xFF);
     (*channelBuffer)[1] = ((length & 0x300) >> 8);
   }

void sistrip::FEDBufferPayloadCreator::fillZeroSuppressedLiteChannelBuffer	(	std::vector< uint8_t > *	channelBuffer,
		const FEDStripData::ChannelData &	data,
		const bool	channelEnabled
	)		const

private

Definition at line 199 of file SiStripFEDBufferGenerator.cc.

   {
     channelBuffer->reserve(50);
     //if channel is disabled then create empty channel header and return
     if (!channelEnabled) {
       //min length 2
       channelBuffer->push_back(2);
       channelBuffer->push_back(0);
       return;
     }
     //if channel is not empty
     //add space for channel length
     channelBuffer->push_back(0xFF); channelBuffer->push_back(0xFF);
     //clusters
     fillClusterData(channelBuffer,data);
     //set length
     const uint16_t length = channelBuffer->size();
     (*channelBuffer)[0] = (length & 0xFF);
     (*channelBuffer)[1] = ((length & 0x300) >> 8);
   }

FEDBufferPayload sistrip::FEDBufferPayloadCreator::operator()	(	const FEDReadoutMode	mode,
		const FEDStripData &	data
	)		const

inline

Definition at line 281 of file SiStripFEDBufferGenerator.h.

References createPayload().

     {
       return createPayload(mode,data);
     }

Member Data Documentation

std::vector<bool> sistrip::FEDBufferPayloadCreator::channelsEnabled_

private

Definition at line 99 of file SiStripFEDBufferGenerator.h.

std::vector<bool> sistrip::FEDBufferPayloadCreator::feUnitsEnabled_

private

Definition at line 98 of file SiStripFEDBufferGenerator.h.

Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation