/// \brief Declaration of the high performance decoder for muon trigger chamber raw streams.
///
-#include "AliMUONVRawStreamTracker.h"
+#ifndef ROOT_TObject
+# include "TObject.h"
+#endif
#include "AliMUONTrackerDDLDecoder.h"
-class AliMUONRawStreamTrackerHP : public AliMUONVRawStreamTracker
+#include <cstring>
+
+class AliMUONDDLTracker;
+class AliRawReader;
+
+class AliMUONRawStreamTrackerHP : public TObject
{
public:
class AliDspHeader;
/// Default destructor.
virtual ~AliMUONRawStreamTrackerHP();
- // The following public methods are all inherited from AliMUONVRawStreamTracker:
-
+ /// Get object for reading the raw data
+ virtual AliRawReader* GetReader();
+
/// Initialize iterator
virtual void First();
/// Nothing is actually done in the AddErrorMessage method because we log
/// the error messages as we find them in AliDecoderEventHandler::OnError().
virtual void AddErrorMessage() { };
+
+ /// Advance one step in the iteration. Returns false if finished.
+ virtual Bool_t Next(Int_t& busPatchId,
+ UShort_t& manuId, UChar_t& manuChannel,
+ UShort_t& adc) { return Next(busPatchId,manuId,manuChannel,adc,kTRUE); }
/// Advance one step in the iteration. Returns false if finished.
virtual Bool_t Next(Int_t& busPatchId,
- UShort_t& manuId, UChar_t& manuChannel,
- UShort_t& adc);
+ UShort_t& manuId,
+ UChar_t& manuChannel,
+ UShort_t& adc,
+ Bool_t skipParityErrors);
+
+ /// Construct and return a pointer to the DDL payload object.
+ virtual AliMUONDDLTracker* GetDDLTracker() const;
/// Returns the next batch of decoded channel data.
const AliBusPatch* Next();
/// payload headers.
void TryRecover(Bool_t value) { fDecoder.TryRecover(bool(value)); }
+ /// Returns the auto-detect trailer words flag.
+ Bool_t AutoDetectTrailer() const { return Bool_t(fDecoder.AutoDetectTrailer()); }
+
+ /// Sets the auto-detect trailer words flag.
+ /// When set to true the decoder will try to detect if the end of DDL
+ /// keys are in the trailer words or not. These are generated by the
+ /// detector but not the older versions of AliRoot simulations.
+ void AutoDetectTrailer(Bool_t value) { fDecoder.AutoDetectTrailer(bool(value)); }
+
+ /// Returns the flag indicating if the data is expected to have the
+ /// end of DDL keys in the trailer. This flag is ignored if AutoDetectTrailer()
+ /// was set to true.
+ Bool_t CheckForTrailer() const { return Bool_t(fDecoder.CheckForTrailer()); }
+
+ /// Sets the flag indicating if the trailer words should contain the
+ /// end of DDL key.
+ void CheckForTrailer(Bool_t value) { fDecoder.CheckForTrailer(bool(value)); }
+
/// Light weight interface class to the block header data.
class AliBlockHeader
{
/// Returns the current bus patch being decoded or NULL if none found.
const AliBusPatch* CurrentBusPatch() const
{
- return (fCurrentBusPatch != fDecoder.GetHandler().EndOfBusPatch()) ?
- fCurrentBusPatch : NULL;
+ return (fkCurrentBusPatch != fDecoder.GetHandler().EndOfBusPatch()) ?
+ fkCurrentBusPatch : NULL;
}
/// Returns the current DSP being decoded or NULL if none found.
return (dsp != NULL) ? dsp->GetBlockHeader() : NULL;
}
+ /// Set the raw reader
+ void SetReader(AliRawReader* reader);
+
+ /// Enable error info logger
+ virtual void EnabbleErrorLogger() { fEnableErrorLogger = kTRUE; }
+
+ /// Check if error info logger enable
+ virtual Bool_t IsErrorLogger() const {return fEnableErrorLogger; }
+
+ /// Number of glitch errors since First() was called
+ Int_t NumberOfGlitchErrors() const { return fTotalNumberOfGlitchErrors; }
+
+ /// Number of padding errors since First() was called
+ Int_t NumberOfPaddingErrors() const { return fTotalNumberOfPaddingErrors; }
+
+ /// Number of parity errors since First() was called
+ Int_t NumberOfParityErrors() const { return fTotalNumberOfParityErrors; }
+
+ /// Whether we got glitch errors or not
+ Bool_t HasGlitchError() const { return NumberOfGlitchErrors() > 0; }
+
+ /// Whether we got padding errors or not
+ Bool_t HasPaddingError() const { return NumberOfPaddingErrors() > 0; }
+
+ /// Whether we got parity errors or not
+ Bool_t HasParityError() const { return NumberOfParityErrors() > 0; }
+
private:
// Do not allow copying of this class.
/// Not implemented
AliMUONRawStreamTrackerHP& operator = (const AliMUONRawStreamTrackerHP& stream);
+ /// Return max number of tracker DDLs
+ Int_t GetMaxDDL() const { return fgkMaxDDL; }
+
/// This is the custom event handler (callback interface) class which
/// unpacks raw data words and fills an internal buffer with decoded digits
/// as they are decoded by the high performance decoder.
- /// Any errors are logged to the parent AliMUONVRawStreamTracker, so one
- /// must set this pointer appropriately before decoding and DDL payload.
class AliDecoderEventHandler : public AliMUONTrackerDDLDecoderEventHandler
{
public:
/// Sets the internal arrays based on the maximum number of structures allowed.
void SetMaxStructs(UInt_t maxBlocks, UInt_t maxDsps, UInt_t maxBusPatches);
- /// Sets the raw stream object which should be the parent of this class.
- void SetRawStream(AliMUONVRawStreamTracker* rawStream) { fRawStream = rawStream; }
-
/// Return the number of blocks found in the payload.
UInt_t BlockCount() const { return fBlockCount; };
/// Error handler.
void OnError(ErrorCode error, const void* location);
+ /// Set reader
+ void SetReader(AliRawReader* reader) { fRawReader = reader; }
+
+ /// Get reader
+ AliRawReader* GetReader() const { return fRawReader; }
+
private:
// Do not allow copying of this class.
/// Not implemented
AliDecoderEventHandler& operator = (const AliDecoderEventHandler& /*obj*/);
- AliMUONVRawStreamTracker* fRawStream; //!< Pointer to the parent raw stream object.
+ AliRawReader* fRawReader; //!< Pointer to the raw reader
const void* fBufferStart; //!< Pointer to the start of the current DDL payload buffer.
UInt_t fBlockCount; //!< Number of blocks filled in fBlocks.
AliBlockHeader* fBlocks; //!< Array of blocks. [0..fMaxBlocks-1]
UInt_t fGlitchErrors; //!< Number of glitch errors found in DDL.
UInt_t fPaddingErrors; //!< Number of padding errors found in DDL.
Bool_t fWarnings; //!< Flag indicating if we should generate a warning for errors.
+ UInt_t fMaxBlocks; //!< max number of blocks
+ UInt_t fMaxDsps; //!< max number of dsps per block
+ UInt_t fMaxBusPatches; //!< max number of buspatches per dsp
+
};
-
+
+ Bool_t fEnableErrorLogger; //!< whether or not we log errors
AliMUONTrackerDDLDecoder<AliDecoderEventHandler> fDecoder; //!< The decoder for the DDL payload.
Int_t fDDL; //!< The current DDL number being handled.
Int_t fBufferSize; //!< This is the buffer size in bytes of fBuffer.
UChar_t* fBuffer; //!< This is the buffer in which we store the DDL payload read from AliRawReader.
- const AliBusPatch* fCurrentBusPatch; //!< The current data word to return by Next().
- const UInt_t* fCurrentData; //!< The current data word to return by Next().
- const UInt_t* fEndOfData; //!< The last data word in the current bus patch.
+ const AliBusPatch* fkCurrentBusPatch; //!< The current bus patch being handled by Next().
+ const UInt_t* fkCurrentData; //!< The current data word to return by Next().
+ const UInt_t* fkEndOfData; //!< The last data word in the current bus patch.
Bool_t fHadError; //!< Flag indicating if there was a decoding error or not.
Bool_t fDone; //!< Flag indicating if the iteration is done or not.
+ mutable AliMUONDDLTracker* fDDLObject; //!< Temporary DDL object used by GetDDLTracker() for caching.
+ Int_t fTotalNumberOfGlitchErrors; //!< number of glitch errors since First() was called
+ Int_t fTotalNumberOfParityErrors; //!< number of glitch errors since First() was called
+ Int_t fTotalNumberOfPaddingErrors; //!< number of glitch errors since First() was called
+
+ static const Int_t fgkMaxDDL; //!< max number of tracker DDLs
ClassDef(AliMUONRawStreamTrackerHP, 0) // High performance decoder for reading MUON raw digits from tracking chamber DDL data.
};
inline const AliMUONRawStreamTrackerHP::AliBusPatch* AliMUONRawStreamTrackerHP::Next()
{
/// Returns the next batch of decoded channel data.
+ if (fkCurrentBusPatch == NULL) return NULL;
do {
- if (fCurrentBusPatch != fDecoder.GetHandler().EndOfBusPatch())
- return fCurrentBusPatch++;
+ if (fkCurrentBusPatch != fDecoder.GetHandler().EndOfBusPatch())
+ return fkCurrentBusPatch++;
} while (NextDDL());
return NULL;
}
/// internal counter.
assert( header != NULL );
- assert( fBlockCount < (UInt_t)fRawStream->GetMaxBlock() );
+ assert( fBlockCount < fMaxBlocks );
// Link the block unless it is the first one.
if (fBlockCount > 0) fCurrentBlock->SetNext(fCurrentBlock+1);
*(++fCurrentBlock) = AliBlockHeader(fCurrentDSP+1, header);
/// appropriate counters.
assert( header != NULL );
- assert( fCurrentBlock->GetDspCount() < (UInt_t)fRawStream->GetMaxDsp() );
+ assert( fCurrentBlock->GetDspCount() < fMaxDsps );
// Link the DSP unless it is the first one.
if (fCurrentBlock->GetDspCount() > 0) fCurrentDSP->SetNext(fCurrentDSP+1);
*(++fCurrentDSP) = AliDspHeader(fCurrentBlock, fCurrentBusPatch+1, header);
assert( header != NULL );
assert( data != NULL );
- assert( fCurrentDSP->GetBusPatchCount() < (UInt_t)fRawStream->GetMaxBus() );
+ assert( fCurrentDSP->GetBusPatchCount() < fMaxBusPatches );
// Link the bus patch unless it is the first one.
if (fCurrentDSP->GetBusPatchCount() > 0) fCurrentBusPatch->SetNext(fCurrentBusPatch+1);
*(++fCurrentBusPatch) = AliBusPatch(
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