1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
18 #include "AliMUONBusStruct.h"
22 /// \class AliMUONBusStruct
23 /// Bus patch structure for tracker raw data
24 /// each Dsp contains at most 5 bus patch structure
25 /// Beside the total length and length of the below data
26 /// the header of the block contains the bus patch id, trigger words
27 /// and data structure itself (11bits for manu id, 6 bits for channel id and
28 /// 12 bits for charge)
30 /// \author Christian Finck
33 ClassImp(AliMUONBusStruct)
36 const Int_t AliMUONBusStruct::fgkHeaderLength = 4;
37 const UInt_t AliMUONBusStruct::fgkDefaultDataKey = 0xB000000B;
39 //___________________________________________
40 AliMUONBusStruct::AliMUONBusStruct()
47 /* assuming 43 manus max per bustpatch.
48 Anyway fData is resized where needed (though it makes it slower) */
49 fData(new UInt_t[fBufSize]),
58 //___________________________________________
59 AliMUONBusStruct::~AliMUONBusStruct()
67 //___________________________________________
68 void AliMUONBusStruct::SetAlloc(Int_t size)
72 /// return if size < fBufSize
79 //___________________________________________
80 void AliMUONBusStruct::AddData(UInt_t data)
82 /// could have used class from ROOT
83 /// but the structure must be as simple as possible
84 /// to be written on disc blockwise, not so sure ?
85 if (fLength == fBufSize)
87 fData[fLength++] = data;
88 fTotalLength = fLength + fgkHeaderLength;
91 //___________________________________________
92 void AliMUONBusStruct::ResizeData(Int_t size)
94 /// In case of resizing the vector
95 /// the most simplest way to do it
97 AliInfo("reallocating");
102 UInt_t* newData = new UInt_t[fBufSize];
103 for (Int_t i = 0; i < fLength; i++)
104 newData[i] = fData[i];
108 //___________________________________________
110 AliMUONBusStruct(const AliMUONBusStruct& event)
112 fDataKey(event.fDataKey),
113 fTotalLength(event.fTotalLength),
114 fLength(event.fLength),
115 fBusPatchId(event.fBusPatchId),
116 fBufSize(event.fBufSize),
117 fData(new UInt_t[event.fBufSize]),
118 fDspId(event.fDspId),
125 for (int i = 0; i < event.fBufSize; i++)
126 fData[i] = event.fData[i];
128 //___________________________________________
130 AliMUONBusStruct::operator=(const AliMUONBusStruct& event)
133 /// assignment operator
135 if (this == &event) return *this;
136 fDataKey = event.fDataKey;
137 fTotalLength = event.fTotalLength;
138 fLength = event.fLength;
139 fBusPatchId = event.fBusPatchId;
140 fBufSize = event.fBufSize;
142 fBlkId = event.fBlkId;
143 fDspId = event.fDspId;
146 fData = new UInt_t[event.fBufSize];
147 for (int i = 0; i < event.fLength; i++)
148 fData[i] = event.fData[i];
152 //___________________________________________
153 Int_t AliMUONBusStruct::Compare(const TObject *obj) const
156 /// sort bus patch by bus patch number
157 /// important for AliMUONRawWriter
159 AliMUONBusStruct* event = (AliMUONBusStruct*) obj;
160 return (fBusPatchId > event->GetBusPatchId()) ? 1 : -1;
163 //___________________________________________
164 void AliMUONBusStruct::Clear(Option_t *)
167 /// delete the allocated memory
172 //___________________________________________
173 UInt_t AliMUONBusStruct::GetData(Int_t n) const
178 if ( n>=0 && n<fLength ) return fData[n];
180 AliError("Index outside limits.");
184 //___________________________________________
185 Char_t AliMUONBusStruct::GetParity(Int_t n) const
190 if ( n>=0 && n<fLength ) return (Char_t)(fData[n] >> 31) & 0x1;
192 AliError("Index outside limits.");
196 //___________________________________________
197 UShort_t AliMUONBusStruct::GetManuId(Int_t n) const
202 if ( n>=0 && n<fLength ) return (UShort_t)(fData[n] >> 18) & 0x7FF;
204 AliError("Index outside limits.");
208 //___________________________________________
209 Char_t AliMUONBusStruct::GetChannelId(Int_t n) const
214 if ( n>=0 && n<fLength ) return (Char_t)(fData[n] >> 12) & 0x3F;
216 AliError("Index outside limits.");
220 //___________________________________________
221 UShort_t AliMUONBusStruct::GetCharge(Int_t n) const
224 /// get charge (in ADC)
226 if ( n>=0 && n<fLength ) return (UShort_t)(fData[n] & 0xFFF);
228 AliError("Index outside limits.");