[u/mrichter/AliRoot.git] / TOF / AliTOFDecoder.h

#ifndef ALITOFDECODER_H
#define ALITOFDECODER_H

#include "AliTOFGeometry.h"

/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id$ */

///////////////////////////////////////////////////////////////
//                                                           //
//   This class provides the basic TOF raw data decoder.     //
//                                                           //
///////////////////////////////////////////////////////////////

//define decoder status and bits
#define DRM_BIT                 0x1
#define LTM_BIT                 0x2
#define TRM_BIT                 0x4
#define CHAIN_A_BIT             0x8
#define CHAIN_B_BIT             0x10

#define DRM_HEADER_STATUS       0x0
#define DRM_TRAILER_STATUS      (DRM_BIT)
#define LTM_HEADER_STATUS       (DRM_BIT)
#define LTM_TRAILER_STATUS      (DRM_BIT|LTM_BIT)
#define TRM_HEADER_STATUS       (DRM_BIT)
#define TRM_TRAILER_STATUS      (DRM_BIT|TRM_BIT)
#define CHAIN_A_HEADER_STATUS   (DRM_BIT|TRM_BIT)
#define CHAIN_A_TRAILER_STATUS  (DRM_BIT|TRM_BIT|CHAIN_A_BIT)
#define CHAIN_B_HEADER_STATUS   (DRM_BIT|TRM_BIT)
#define CHAIN_B_TRAILER_STATUS  (DRM_BIT|TRM_BIT|CHAIN_B_BIT)
#define CHAIN_A_TDC_HIT_STATUS  (DRM_BIT|TRM_BIT|CHAIN_A_BIT)
#define CHAIN_B_TDC_HIT_STATUS  (DRM_BIT|TRM_BIT|CHAIN_B_BIT)

//define DRM/LTM fixed number of words
#define DRM_DATA_WORDS          4
#define LTM_DATA_WORDS          33

//define masks
#define WORD_TYPE_MASK          0xf0000000
#define SLOT_ID_MASK            0x0000000f

//define word types
#define GLOBAL_HEADER           0x40000000
#define GLOBAL_TRAILER          0x50000000
#define CHAIN_A_HEADER          0x00000000
#define CHAIN_A_TRAILER         0x10000000
#define CHAIN_B_HEADER          0x20000000
#define CHAIN_B_TRAILER         0x30000000
#define ERROR                   0x60000000
#define FILLER                  0x70000000

//define TRM ACQ status
#define PACKING_ENABLED_ACQ     0x0
#define LEADING_ONLY_ACQ        0x1
#define TRAILING_ONLY_ACQ       0x2
#define PACKING_DISABLED_ACQ    0x3

//define TDC hit PS status
#define PACKED_HIT_PS           0x0
#define LEADING_HIT_PS          0x1
#define TRAILING_HIT_PS         0x2
#define TOT_OVF_HIT_PS          0x3

//define mandatory numbers
#define N_EQUIPMENT             72
#define N_DDL                   N_EQUIPMENT
#define N_TRM                   10
#define N_CHAIN                 2
#define N_TDC                   15
#define N_CHANNEL               8
#define TRM_FIRST_SLOT_ID       3
#define TRM_LAST_SLOT_ID        12

#define TIME_BIN_WIDTH          24.4e-3//ns
#define TOT_BIN_WIDTH           48.8e-3//ns
#define TIME_TO_TOT_BIN_WIDTH   ( TIME_BIN_WIDTH / TOT_BIN_WIDTH )
#define TOT_TO_TIME_BIN_WIDTH   ( TOT_BIN_WIDTH / TIME_BIN_WIDTH )

//max hit number in a TDC
#define MAX_TDC_HIT_NUMBER 100
//max TDC errors
#define MAX_TDC_ERROR_NUMBER 1000
//max hit number in a TRM
#define MAX_TRM_HIT_NUMBER 2400

#include "TObject.h"
#include "AliTOFRawDataFormat.h"
#include "AliTOFHitDataBuffer.h"

class AliTOFDecoder : public TObject
{
 public:
  AliTOFDecoder(); //default constructor
  AliTOFDecoder(AliTOFHitDataBuffer *DB, AliTOFHitDataBuffer *PDB); //constructor
  AliTOFDecoder(const AliTOFDecoder &source); //copy constructor
  AliTOFDecoder &operator = (const AliTOFDecoder &source); //operator =
  ~AliTOFDecoder(); //distructor
  
  Bool_t Decode(UInt_t *rawData, Int_t nWords); //main decode function
  void   SetVerbose(Int_t Verbose = 1) {fVerbose = Verbose;}; //set verbose level
  void   SetV2718Patch(Bool_t V2718Patch = kTRUE) {fV2718Patch = V2718Patch;}; //set V2718 patch (no DRM)
  void   SetDataBuffer(AliTOFHitDataBuffer *DB) {fDataBuffer = DB;}; //set up data buffer
  void   SetPackedDataBuffer(AliTOFHitDataBuffer *PDB) {fPackedDataBuffer = PDB;}; //set up packed data buffer
 private:
  /* SPIDER
   * - Software Packing Inside Decoding Routines -
   * developed by Roberto Preghenella (R+)
   * use at your own risk
   */     
  Bool_t InitializeSpider(); //initialize SPIDER routine
  Bool_t ResetSpider(); //reset SPIDER routine
  Bool_t Spider(AliTOFHitData hitData); //main SPIDER routine

  Int_t                fVerbose; //verbose flag
  Bool_t               fV2718Patch; //V2718 patch flag
  AliTOFHitDataBuffer *fDataBuffer; //data buffer pointer
  AliTOFHitDataBuffer *fPackedDataBuffer; //packed data buffe pointer

  //decoding objects
  AliTOFTRMGlobalHeader          *fTRMGlobalHeader; //TRM global header
  AliTOFTRMGlobalTrailer         *fTRMGlobalTrailer; //TRM global trailer
  AliTOFTRMChainHeader           *fTRMChainHeader; //TRM chain header
  AliTOFTRMChainTrailer          *fTRMChainTrailer; //TRM chain trailer
  AliTOFTDCPackedHit             *fTDCPackedHit; //TDC packed hit
  AliTOFTDCUnpackedHit           *fTDCUnpackedHit; //TDC unpacked hit
  AliTOFTRMTDCError              *fTRMTDCError; //TRM TDC error
  AliTOFTRMDiagnosticErrorWord1  *fTRMDiagnosticErrorWord1; //TRM diagnostic error word 1
  AliTOFTRMDiagnosticErrorWord2  *fTRMDiagnosticErrorWord2; //TRM diagnostica error word 2

  //SPIDER variables
  Int_t         fSpiderCurrentSlotID; //SPIDER current slot ID
  Int_t         fSpiderCurrentChain; //SPIDER current chain
  Int_t         fSpiderCurrentTDC; //SPIDER current TDC
  Bool_t        fSpiderLeadingFlag[N_CHANNEL]; //SPIDER channel leading flag
  AliTOFHitData fSpiderLeadingHit[N_CHANNEL]; //SPIDER channel leading hit

  ClassDef(AliTOFDecoder, 1)
};

#endif /* ALITOFDECODER_H */
Commit	Line	Data
2531be5d	1	#ifndef ALITOFDECODER_H
	2	#define ALITOFDECODER_H
	3
	4	#include "AliTOFGeometry.h"
	5
	6	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	7	* See cxx source for full Copyright notice */
	8
	9	/* $Id$ */
	10
	11	///////////////////////////////////////////////////////////////
	12	// //
	13	// This class provides the basic TOF raw data decoder. //
	14	// //
	15	///////////////////////////////////////////////////////////////
	16
	17	//define decoder status and bits
	18	#define DRM_BIT 0x1
	19	#define LTM_BIT 0x2
	20	#define TRM_BIT 0x4
	21	#define CHAIN_A_BIT 0x8
	22	#define CHAIN_B_BIT 0x10
	23
	24	#define DRM_HEADER_STATUS 0x0
	25	#define DRM_TRAILER_STATUS (DRM_BIT)
	26	#define LTM_HEADER_STATUS (DRM_BIT)
	27	#define LTM_TRAILER_STATUS (DRM_BIT\|LTM_BIT)
	28	#define TRM_HEADER_STATUS (DRM_BIT)
	29	#define TRM_TRAILER_STATUS (DRM_BIT\|TRM_BIT)
	30	#define CHAIN_A_HEADER_STATUS (DRM_BIT\|TRM_BIT)
	31	#define CHAIN_A_TRAILER_STATUS (DRM_BIT\|TRM_BIT\|CHAIN_A_BIT)
	32	#define CHAIN_B_HEADER_STATUS (DRM_BIT\|TRM_BIT)
	33	#define CHAIN_B_TRAILER_STATUS (DRM_BIT\|TRM_BIT\|CHAIN_B_BIT)
	34	#define CHAIN_A_TDC_HIT_STATUS (DRM_BIT\|TRM_BIT\|CHAIN_A_BIT)
	35	#define CHAIN_B_TDC_HIT_STATUS (DRM_BIT\|TRM_BIT\|CHAIN_B_BIT)
	36
	37	//define DRM/LTM fixed number of words
	38	#define DRM_DATA_WORDS 4
	39	#define LTM_DATA_WORDS 33
	40
	41	//define masks
	42	#define WORD_TYPE_MASK 0xf0000000
	43	#define SLOT_ID_MASK 0x0000000f
	44
	45	//define word types
	46	#define GLOBAL_HEADER 0x40000000
	47	#define GLOBAL_TRAILER 0x50000000
	48	#define CHAIN_A_HEADER 0x00000000
	49	#define CHAIN_A_TRAILER 0x10000000
	50	#define CHAIN_B_HEADER 0x20000000
	51	#define CHAIN_B_TRAILER 0x30000000
	52	#define ERROR 0x60000000
	53	#define FILLER 0x70000000
	54
	55	//define TRM ACQ status
	56	#define PACKING_ENABLED_ACQ 0x0
	57	#define LEADING_ONLY_ACQ 0x1
	58	#define TRAILING_ONLY_ACQ 0x2
	59	#define PACKING_DISABLED_ACQ 0x3
	60
	61	//define TDC hit PS status
	62	#define PACKED_HIT_PS 0x0
	63	#define LEADING_HIT_PS 0x1
	64	#define TRAILING_HIT_PS 0x2
65	#define TOT_OVF_HIT_PS 0x3
66
67	//define mandatory numbers
68	#define N_EQUIPMENT 72
69	#define N_DDL N_EQUIPMENT
70	#define N_TRM 10
71	#define N_CHAIN 2
72	#define N_TDC 15
73	#define N_CHANNEL 8
74	#define TRM_FIRST_SLOT_ID 3
75	#define TRM_LAST_SLOT_ID 12
76
77	#define TIME_BIN_WIDTH 24.4e-3//ns
78	#define TOT_BIN_WIDTH 48.8e-3//ns
79	#define TIME_TO_TOT_BIN_WIDTH ( TIME_BIN_WIDTH / TOT_BIN_WIDTH )
80	#define TOT_TO_TIME_BIN_WIDTH ( TOT_BIN_WIDTH / TIME_BIN_WIDTH )
81
82	//max hit number in a TDC
83	#define MAX_TDC_HIT_NUMBER 100
84	//max TDC errors
85	#define MAX_TDC_ERROR_NUMBER 1000
86	//max hit number in a TRM
87	#define MAX_TRM_HIT_NUMBER 2400
2531be5d	88
	89	#include "TObject.h"
	90	#include "AliTOFRawDataFormat.h"
	91	#include "AliTOFHitDataBuffer.h"
	92
	93	class AliTOFDecoder : public TObject
	94	{
	95	public:
	96	AliTOFDecoder(); //default constructor
	97	AliTOFDecoder(AliTOFHitDataBuffer DB, AliTOFHitDataBuffer PDB); //constructor
	98	AliTOFDecoder(const AliTOFDecoder &source); //copy constructor
	99	AliTOFDecoder &operator = (const AliTOFDecoder &source); //operator =
	100	~AliTOFDecoder(); //distructor
	101
	102	Bool_t Decode(UInt_t *rawData, Int_t nWords); //main decode function
	103	void SetVerbose(Int_t Verbose = 1) {fVerbose = Verbose;}; //set verbose level
	104	void SetV2718Patch(Bool_t V2718Patch = kTRUE) {fV2718Patch = V2718Patch;}; //set V2718 patch (no DRM)
	105	void SetDataBuffer(AliTOFHitDataBuffer *DB) {fDataBuffer = DB;}; //set up data buffer
	106	void SetPackedDataBuffer(AliTOFHitDataBuffer *PDB) {fPackedDataBuffer = PDB;}; //set up packed data buffer
	107	private:
	108	/* SPIDER
	109	* - Software Packing Inside Decoding Routines -
	110	* developed by Roberto Preghenella (R+)
	111	* use at your own risk
	112	*/
	113	Bool_t InitializeSpider(); //initialize SPIDER routine
	114	Bool_t ResetSpider(); //reset SPIDER routine
	115	Bool_t Spider(AliTOFHitData hitData); //main SPIDER routine
	116
	117	Int_t fVerbose; //verbose flag
	118	Bool_t fV2718Patch; //V2718 patch flag
	119	AliTOFHitDataBuffer *fDataBuffer; //data buffer pointer
	120	AliTOFHitDataBuffer *fPackedDataBuffer; //packed data buffe pointer
	121
	122	//decoding objects
	123	AliTOFTRMGlobalHeader *fTRMGlobalHeader; //TRM global header
	124	AliTOFTRMGlobalTrailer *fTRMGlobalTrailer; //TRM global trailer
	125	AliTOFTRMChainHeader *fTRMChainHeader; //TRM chain header
	126	AliTOFTRMChainTrailer *fTRMChainTrailer; //TRM chain trailer
	127	AliTOFTDCPackedHit *fTDCPackedHit; //TDC packed hit
	128	AliTOFTDCUnpackedHit *fTDCUnpackedHit; //TDC unpacked hit
	129	AliTOFTRMTDCError *fTRMTDCError; //TRM TDC error
	130	AliTOFTRMDiagnosticErrorWord1 *fTRMDiagnosticErrorWord1; //TRM diagnostic error word 1
	131	AliTOFTRMDiagnosticErrorWord2 *fTRMDiagnosticErrorWord2; //TRM diagnostica error word 2
	132
	133	//SPIDER variables
	134	Int_t fSpiderCurrentSlotID; //SPIDER current slot ID
	135	Int_t fSpiderCurrentChain; //SPIDER current chain
	136	Int_t fSpiderCurrentTDC; //SPIDER current TDC
	137	Bool_t fSpiderLeadingFlag[N_CHANNEL]; //SPIDER channel leading flag
	138	AliTOFHitData fSpiderLeadingHit[N_CHANNEL]; //SPIDER channel leading hit
	139
	140	ClassDef(AliTOFDecoder, 1)
	141	};
	142
	143	#endif /* ALITOFDECODER_H */