coverity fix
[u/mrichter/AliRoot.git] / TRD / AliTRDptrgParam.h
CommitLineData
f9720615 1#ifndef ALITRDPTRGPARAM_H
2#define ALITRDPTRGPARAM_H
3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6/* $Id$ */
7
8// --------------------------------------------------------
9//
10// Singleton class to hold the parameters steering the PTRG
11//
12// --------------------------------------------------------
c93255fe 13
14class TArrayI;
15class TObjArray;
f9720615 16#include "TObject.h"
17
18 enum AliTRDptrgFEBType_t{ kUndefined = (Int_t)0,
19 kTZERO = (Int_t)1,
20 kVZERO = (Int_t)2 };
21 enum AliTRDptrgOperatingMode_t{ kHits = (Int_t)0, kDigits = (Int_t)1 };
22 enum AliTRDptrgFEBPosition_t{ kB = (Int_t)0,
23 kA = (Int_t)1,
24 kC = (Int_t)2,
25 kUnknown = (Int_t)3 };
26
27
28class AliTRDptrgParam : public TObject {
29 public:
30 struct AliTRDptrgPTmasks {
31 Bool_t fCBA[2]; // contribute CB-A look up results to pretrigger decision?
32 Bool_t fCBC[2]; // contribute CB-C look up results to pretrigger decision?
7788992c 33 Bool_t fLUTs[3]; // CB-B look up results contribution to pretrigger decision
f9720615 34 Bool_t fTLMU[8]; // TLMU output signal contribution to pretrigger decisions
35
36 AliTRDptrgPTmasks() {
37 fCBA[0] = kFALSE;
38 fCBA[1] = kFALSE;
39 fCBC[0] = kFALSE;
40 fCBC[1] = kFALSE;
41 fLUTs[0] = kFALSE;
42 fLUTs[1] = kFALSE;
7788992c 43 fLUTs[2] = kFALSE;
f9720615 44 for (Int_t i = 0; i < 8; i++) {
45 fTLMU[i] = kFALSE;
46 }
47 }
48 };
49 virtual ~AliTRDptrgParam();
50
51 static AliTRDptrgParam *Instance(); // Singleton
52 static void Terminate(); // delete Singleton
53
54 void LoadStandardConfiguration(); // initialize with standard values
55 Bool_t LoadConfigurationFromFile(TString filename); // load file
56
57 Int_t GenerateLUTs(); // generates all LUTs
58
59 // --- GETTER FUNCTIONS -----------------------------------------------------
60 // -- TLMU --
61 const UInt_t* GetTLMUInputMask() const { return this->fTLMUInputMask; };
62 // get TLMU input mask
63
64 UInt_t** GetTLMUcmatrices() const { return this->fTLMUcmatrices; };
65 // get TLMU coincidence matrices
66
67 UInt_t** GetTLMUmultiplicity() const { return this->fTLMUmultiplicity; };
68 // get TLMU multiplicity slices
69
70 Int_t** GetTLMUoutput() const { return this->fTLMUoutput; };
71 // get TLMU output mux configuration
72
73 // -- T0 --
74 UInt_t* GetFEBT0Thresholds(AliTRDptrgFEBPosition_t FEBposition) const;
75 // get T0 FEB Thresholds
76
77 Int_t* GetFEBT0LUT(AliTRDptrgFEBPosition_t FEBposition, Int_t iLUT);
78 // get T0 FEB LUTs
79
80 // -- V0 --
81 UInt_t* GetFEBV0Thresholds(AliTRDptrgFEBPosition_t FEBposition, Int_t iCard) const;
82 // get V0 FEB Thresholds
83
84 Int_t* GetFEBV0LUT(AliTRDptrgFEBPosition_t FEBposition, Int_t iCard,
85 Int_t iLUT);
86 // get V0 FEB LUTs
87
88 Int_t* GetCBLUT(UInt_t CB, Int_t LUTid);
89 // returns the corresponding LUT (control boxes only)
90
91 const AliTRDptrgPTmasks* GetPTmasks() const { return &fPTmasks; };
92 // returns the list containing the information which CB-B inputs are masked
93 // out or forwarded as pre trigger output to the CTP
94
95
96 Int_t CheckVariables() const; // returns -1 if a variable is already deleted
97
98 protected:
99 UInt_t GetMultiplicity(UInt_t BitVector) const;
100 // returns the multiplicity ('1's)
101
102 UInt_t GetMultiplicity(Int_t BitVector) const;
103 // returns the multiplicity ('1's)
104
105 // helper functions for configuration file reading
106 // -----------------------------------------------
107 Bool_t ParseTLMU(TString identifier, TString value);
108 // parses the TLMU configuration parameters
109
110 Bool_t ParseCBB(TString identifier, TString value);
111 // parses the CBB configuration parameters
112
113 Bool_t ParseCBAC(TString identifier, TString value);
114 // parses the CB-A and CB-C configuration parameters
115
116 Bool_t ParseFEB(TString identifier, TString value);
117 // parses the FEB configuration parameters
118
119 Bool_t ParseMultiplicityCondition(TString condition, UInt_t* threshold,
120 UInt_t* mask);
121 // parses a multiplicity condition "M(#mask#)>#threshold#"
122
123 UInt_t BinaryTStringToInt(TString number) const;
124 // converts TString containing a binary number to a unsigned integer
125
126 void SplitUpValues(TString value, TObjArray& arr);
127 // splits a value string which contains multiple values seperated by ' '
128 // and '\t'
129
130 TString CleanTString(TString string);
131 // removes ' ' and '\t' in a TString
132
133 void PrepareLine(TString line, TString& identifier, TString& value);
134 // divides identifier and value (seperator is the first ' ' or '\t'
135
136
137 // (helper) functions for conversion of logical equations into LUTs
138 // ----------------------------------------------------------------
139 Int_t LookUp(TString* const identifier) const; // translates an identifier used in a
140 // logical equation into an address bit of the corresponding LUT
141
142 void MergeResults(TArrayI*& partResult1, TArrayI*& partResult2,
143 TArrayI*& results, TArrayI*& signalsInvolved1,
144 TArrayI*& signalsInvolved2, TArrayI*& signalsInvolved,
145 Bool_t useOR);
146 // merges the results of to logical equation parts
147
148 void ConvertLogicalEqToBitVectors(TString eq, TArrayI*& results,
149 TArrayI*& signalsInvolved);
150 // converts logical equations to bit vectors
151 // neglected input signals are for now assumed to be 0!
152
153 void CheckSignalsInvolved(TArrayI*& results, TArrayI*& signalsInvolved,
154 Int_t inputWidth);
155 // adds all signal combinations needed to behave correctly in every state of
156 // neglected signals
157
158 Int_t* GenerateLUTbasedOnEq(TString eq, Int_t inputWidth, Int_t initValue);
159 // generates a lut based on a logical functions (uses the functions above)
160
161 static AliTRDptrgParam *fgInstance; // instance pointer
162
163 // TLMU configuration --------------------------------------------------------
164 UInt_t fTLMUInputMask[18]; // masks TOF-to-TRD bits
165 UInt_t fTLMUInputStretch; // designates how long TLMU input is stretched
166 UInt_t** fTLMUcmatrices; // [matrix][section] unsigned int values
167 // Bits 0..17 identify supermodules, bits equal 1 are checked for coincidence
168
169 UInt_t** fTLMUmultiplicity; // [slice][0 = lower bound, 1 = upper bound]
170 // use a lower bound above 576 to disable
171
172 Int_t** fTLMUoutput; // [output][0 = cmatrix, 1 = multslice]
173 // output bit assignment, -1 disables
174
175 // T0 ------------------------------------------------------------------------
176 // [position][channel] 12 channels at A and C side
177 UInt_t** fFEBT0Thresholds; // threshold for analog value discrimination
f9720615 178
179 // [position][LUT][0 = threshold, 1 = bitmask] 2 LUTs at A and C side
180 UInt_t*** fFEBT0Multiplicities; // multiplicity threshold for T0
181 Int_t*** fFEBT0LUTs; // look up tables [position][LUT][entry]
182
183 // V0 ------------------------------------------------------------------------
184 // [position][feb][channel] 4x8 channels per side (A and C)
185 UInt_t*** fFEBV0Thresholds; // threshold for analog value discrimation
f9720615 186
187 // [position][feb][LUT][0 = threshold, 1 = bitmask] 2 LUTs per FEB
188 // (4 per Side) at each side ( A and C)
189 UInt_t**** fFEBV0Multiplicities; // multiplicity threshold for V0
190 Int_t**** fFEBV0LUTs; // look up tables [position][feb][LUT][entry]
191
192 // CB-{A/B/C}
193 // 0 = B, 1 = A, 2 = C
194 Int_t*** fCBLUTs; // control box look up tables
195
196 // CB-A ----------------------------------------------------------------------
7788992c 197 TString fCBALUTequ[2]; // logical equations used for LUT generation for CB-A
f9720615 198
199 // CB-C ----------------------------------------------------------------------
7788992c 200 TString fCBCLUTequ[2]; // logical equations used for LUT generation for CB-C
f9720615 201
202 // CBB -----------------------------------------------------------------------
7788992c 203 TString fCBBLUTequ[3]; // logical equations used for LUT generation for CB-B
f9720615 204
205 // CTP -----------------------------------------------------------------------
206 // PT mask
207 AliTRDptrgPTmasks fPTmasks;
208 // masks usage of internal signals for the pretrigger wake up signal
209
f9720615 210 private:
211 AliTRDptrgParam(); // instance only via Instance()
212 AliTRDptrgParam(const AliTRDptrgParam &rhs); // not implemented
213 AliTRDptrgParam& operator=(const AliTRDptrgParam &rhs); // not implemented
214
215 ClassDef(AliTRDptrgParam, 1);
216};
217#endif