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e802be3e | 1 | #ifndef ALIFMDRAWREADER_H |
2 | #define ALIFMDRAWREADER_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights | |
4 | * reserved. | |
5 | * | |
6 | * Latest changes by Christian Holm Christensen <cholm@nbi.dk> | |
7 | * | |
8 | * See cxx source for full Copyright notice | |
9 | */ | |
e802be3e | 10 | //____________________________________________________________________ |
11 | // | |
12 | // Class to read ADC values from a AliRawReader object. | |
088f8e79 | 13 | // Note, that it uses an ALTRO reader, which is wrong. |
14 | // Perhaps we need to implement it our selves | |
e802be3e | 15 | // |
02a27b50 | 16 | /* $Id$ */ |
17 | /** @file AliFMDRawReader.h | |
18 | @author Christian Holm Christensen <cholm@nbi.dk> | |
19 | @date Mon Mar 27 12:45:23 2006 | |
20 | @brief Class to read raw data | |
21 | @ingroup FMD_rec | |
22 | */ | |
e802be3e | 23 | #ifndef ROOT_TTask |
24 | # include <TTask.h> | |
25 | #endif | |
f38b1653 | 26 | #include "AliFMDUShortMap.h" |
e802be3e | 27 | |
28 | //____________________________________________________________________ | |
29 | class AliRawReader; | |
1a1fdef7 | 30 | class TTree; |
d760ea03 | 31 | class TClonesArray; |
3effc6e7 | 32 | class TArrayS; |
33 | class AliFMDCalibSampleRate; | |
34 | class AliFMDCalibStripRange; | |
e802be3e | 35 | |
36 | //____________________________________________________________________ | |
9f662337 | 37 | /** @brief Class to read ALTRO formated raw data from an AliRawReader |
38 | object. | |
39 | @code | |
40 | AliRawReader* reader = new AliRawReaderFile(0); | |
41 | AliFMDRawReader* fmdReader = new AliFMDRawReader(reader); | |
42 | TClonesArray* array = new TClonesArray("AliFMDDigit"); | |
43 | fmdReader->ReadAdcs(array); | |
44 | @endcode | |
45 | @ingroup FMD_rec | |
46 | */ | |
e802be3e | 47 | class AliFMDRawReader : public TTask |
48 | { | |
49 | public: | |
faf80567 | 50 | /** |
51 | * CTOR | |
52 | * | |
53 | * @param reader Raw reader | |
54 | * @param array Output tree | |
55 | */ | |
1a1fdef7 | 56 | AliFMDRawReader(AliRawReader* reader, TTree* array); |
faf80567 | 57 | /** |
58 | * DTOR | |
59 | */ | |
088f8e79 | 60 | virtual ~AliFMDRawReader() {} |
faf80567 | 61 | /** |
62 | * Read in, and store in output tree | |
63 | * | |
64 | * @param option Not used | |
65 | */ | |
d760ea03 | 66 | virtual void Exec(Option_t* option=""); |
faf80567 | 67 | /** |
68 | * Read ADC's into a TClonesArray of AliFMDDigit objects. | |
69 | * | |
70 | * @param array Array to read into | |
71 | * @param summable Create SDigits rather than digits | |
72 | * @param pedSub Whether to do pedestal subtraction. | |
73 | * @param noiseFactor If we do pedestal subtraction, then this is | |
74 | * the number we use to suppress remenants of the noise. | |
75 | * | |
76 | * @return @c true on success | |
77 | */ | |
d760ea03 | 78 | virtual Bool_t ReadAdcs(TClonesArray* array); |
5cf05dbb | 79 | /** |
80 | * Read SOD event into passed objects. | |
81 | * | |
82 | * @param samplerate The sample rate object to fill | |
83 | * @param striprange The strip range object to fill | |
84 | * @param pulseSize The pulse size object to fill | |
85 | * @param pulseLength The pulse length (in events) object to fill | |
86 | * | |
87 | * @return @c true on success | |
88 | */ | |
3effc6e7 | 89 | virtual Bool_t ReadSODevent(AliFMDCalibSampleRate* samplerate, |
90 | AliFMDCalibStripRange* striprange, | |
91 | TArrayS &pulseSize, | |
92 | TArrayS &pulseLength); | |
5cf05dbb | 93 | /** |
94 | * Check of the data from DDL @a ddl is zero-suppressed | |
95 | * | |
96 | * @param ddl DDL number (0-2) | |
97 | * | |
98 | * @return @c true if the data from this DDL is zero-suppressed. | |
99 | */ | |
100 | Bool_t IsZeroSuppressed(UShort_t ddl) const { return fZeroSuppress[ddl]; } | |
101 | /** | |
102 | * The factor used to multiply the noise when making on-line | |
103 | * pedestal subtraction. | |
104 | * | |
105 | * @param ddl DDL number (0-2) | |
106 | * | |
107 | * @return The factor used. | |
108 | */ | |
109 | UShort_t NoiseFactor(UShort_t ddl) const { return fNoiseFactor[ddl]; } | |
110 | ||
faf80567 | 111 | /** |
112 | * Get the next signal | |
113 | * | |
114 | * @param det On return, the detector | |
115 | * @param rng On return, the ring | |
116 | * @param sec On return, the sector | |
117 | * @param str On return, the strip | |
118 | * @param sam On return, the sample | |
119 | * @param rat On return, the sample rate | |
120 | * @param adc On return, the ADC value | |
121 | * @param zs On return, whether zero-supp. is enabled | |
122 | * @param fac On return, the usd noise factor | |
123 | * | |
124 | * @return true if valid data is returned | |
125 | */ | |
126 | Bool_t NextSample(UShort_t& det, Char_t& rng, UShort_t& sec, UShort_t& str, | |
127 | UShort_t& sam, UShort_t& rat, Short_t& adc, | |
128 | Bool_t& zs, UShort_t& fac); | |
129 | /** | |
130 | * Get the next signal | |
131 | * | |
132 | * @param det On return, the detector | |
133 | * @param rng On return, the ring | |
134 | * @param sec On return, the sector | |
135 | * @param str On return, the strip | |
136 | * @param adc On return, the ADC value | |
137 | * @param zs On return, whether zero-supp. is enabled | |
138 | * @param fac On return, the usd noise factor | |
139 | * | |
140 | * @return true if valid data is returned | |
141 | */ | |
b5014544 | 142 | Bool_t NextSignal(UShort_t& det, Char_t& rng, |
143 | UShort_t& sec, UShort_t& str, | |
144 | Short_t& adc, Bool_t& zs, | |
145 | UShort_t& fac); | |
faf80567 | 146 | /** |
147 | * Whether to keep a sample based on the rate used. | |
148 | * | |
149 | * @param samp Sample number | |
150 | * @param rate Over sampling rate | |
151 | * | |
152 | * @return Whether to keep the sample or not | |
153 | */ | |
154 | static Bool_t SelectSample(UShort_t samp, UShort_t rate); | |
e802be3e | 155 | protected: |
b5ee4425 | 156 | AliFMDRawReader(const AliFMDRawReader& o) |
157 | : TTask(o), | |
158 | fTree(0), | |
159 | fReader(0), | |
3effc6e7 | 160 | fData(0), |
f38b1653 | 161 | fNbytes(0), |
162 | fSeen() | |
b5ee4425 | 163 | {} |
02a27b50 | 164 | AliFMDRawReader& operator=(const AliFMDRawReader&) { return *this; } |
3effc6e7 | 165 | ULong_t GetNwords() const {return fNbytes / 4;} |
166 | UInt_t Get32bitWord(Int_t idx); | |
167 | Int_t GetHalfringIndex(UShort_t det, Char_t ring, UShort_t board); | |
f38b1653 | 168 | TTree* fTree; //! Pointer to tree to read into |
169 | AliRawReader* fReader; //! Pointer to raw reader | |
faf80567 | 170 | UShort_t fSampleRate[3]; // The sample rate (if 0, inferred from data) |
f38b1653 | 171 | UChar_t* fData; |
172 | ULong_t fNbytes; | |
5cf05dbb | 173 | Bool_t fZeroSuppress[3]; |
174 | UShort_t fNoiseFactor[3]; | |
f38b1653 | 175 | AliFMDUShortMap fSeen; |
3effc6e7 | 176 | |
e802be3e | 177 | ClassDef(AliFMDRawReader, 0) // Read FMD raw data into a cache |
178 | }; | |
179 | ||
180 | #endif | |
181 | //____________________________________________________________________ | |
182 | // | |
183 | // Local Variables: | |
184 | // mode: C++ | |
185 | // End: | |
186 | // | |
187 | // EOF | |
188 | // |