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71d7c760 | 1 | // $Id$ |
2 | ||
3 | /************************************************************************** | |
4 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
5 | * * | |
6 | * Authors: Matthias Richter <Matthias.Richter@ift.uib.no> * | |
7 | * Timm Steinbeck <timm@kip.uni-heidelberg.de> * | |
8 | * for The ALICE Off-line Project. * | |
9 | * * | |
10 | * Permission to use, copy, modify and distribute this software and its * | |
11 | * documentation strictly for non-commercial purposes is hereby granted * | |
12 | * without fee, provided that the above copyright notice appears in all * | |
13 | * copies and that both the copyright notice and this permission notice * | |
14 | * appear in the supporting documentation. The authors make no claims * | |
15 | * about the suitability of this software for any purpose. It is * | |
16 | * provided "as is" without express or implied warranty. * | |
17 | **************************************************************************/ | |
18 | ||
19 | /////////////////////////////////////////////////////////////////////////////// | |
20 | // // | |
21 | // a TPC cluster finder processing component for the HLT // | |
22 | // // | |
23 | /////////////////////////////////////////////////////////////////////////////// | |
24 | ||
25 | #if __GNUC__== 3 | |
26 | using namespace std; | |
27 | #endif | |
28 | ||
29 | #include "AliHLTTPCClusterFinderComponent.h" | |
30 | #include "AliL3ClustFinderNew.h" | |
31 | #include "AliL3SpacePointData.h" | |
32 | #include "AliHLTTPCRawDataFormat.h" | |
33 | #include "AliHLTTPCClusterDataFormat.h" | |
34 | #include "AliL3Transform.h" | |
35 | #include <stdlib.h> | |
36 | #include <errno.h> | |
37 | ||
38 | // this is a global object used for automatic component registration, do not use this | |
39 | AliHLTTPCClusterFinderComponent gAliHLTTPCClusterFinderComponent; | |
40 | ||
41 | ClassImp(AliHLTTPCClusterFinderComponent) | |
42 | ||
43 | AliHLTTPCClusterFinderComponent::AliHLTTPCClusterFinderComponent() | |
44 | { | |
45 | fClusterFinder = NULL; | |
46 | fClusterDeconv = true; | |
47 | fXYClusterError = -1; | |
48 | fZClusterError = -1; | |
49 | } | |
50 | ||
51 | AliHLTTPCClusterFinderComponent::~AliHLTTPCClusterFinderComponent() | |
52 | { | |
53 | } | |
54 | ||
55 | // Public functions to implement AliHLTComponent's interface. | |
56 | // These functions are required for the registration process | |
57 | ||
58 | const char* AliHLTTPCClusterFinderComponent::GetComponentID() | |
59 | { | |
60 | return "TPCClusterFinder"; | |
61 | } | |
62 | ||
63 | void AliHLTTPCClusterFinderComponent::GetInputDataTypes( vector<AliHLTComponent_DataType>& list) | |
64 | { | |
65 | list.clear(); | |
66 | list.push_back( AliHLTTPCDefinitions::gkUnpackedRawDataType ); | |
67 | } | |
68 | ||
69 | AliHLTComponent_DataType AliHLTTPCClusterFinderComponent::GetOutputDataType() | |
70 | { | |
71 | return AliHLTTPCDefinitions::gkClustersDataType; | |
72 | } | |
73 | ||
74 | void AliHLTTPCClusterFinderComponent::GetOutputDataSize( unsigned long& constBase, double& inputMultiplier ) | |
75 | { | |
76 | // XXX TODO: Find more realistic values. | |
77 | constBase = 0; | |
78 | inputMultiplier = 0.4; | |
79 | } | |
80 | ||
81 | AliHLTComponent* AliHLTTPCClusterFinderComponent::Spawn() | |
82 | { | |
83 | return new AliHLTTPCClusterFinderComponent; | |
84 | } | |
85 | ||
86 | int AliHLTTPCClusterFinderComponent::DoInit( int argc, const char** argv ) | |
87 | { | |
88 | if ( fClusterFinder ) | |
89 | return EINPROGRESS; | |
90 | fClusterFinder = new AliL3ClustFinderNew(); | |
91 | fClusterDeconv = true; | |
92 | fXYClusterError = -1; | |
93 | fZClusterError = -1; | |
94 | int i = 0; | |
95 | while ( i < argc ) | |
96 | { | |
97 | if ( !strcmp( argv[i], "-pp-run" ) ) | |
98 | { | |
99 | fClusterDeconv = false; | |
100 | i++; | |
101 | continue; | |
102 | } | |
103 | Logging(kHLTLogError, "HLT::TPCClusterFinder::DoInit", "Unknown Option", "Unknown option '%s'", argv[i] ); | |
104 | return EINVAL; | |
105 | } | |
106 | return 0; | |
107 | } | |
108 | ||
109 | int AliHLTTPCClusterFinderComponent::DoDeinit() | |
110 | { | |
111 | if ( !fClusterFinder ) | |
112 | return ECANCELED; | |
113 | if ( fClusterFinder ) | |
114 | delete fClusterFinder; | |
115 | fClusterFinder = NULL; | |
116 | return 0; | |
117 | } | |
118 | ||
119 | int AliHLTTPCClusterFinderComponent::DoEvent( const AliHLTComponent_EventData& evtData, const AliHLTComponent_BlockData* blocks, | |
120 | AliHLTComponent_TriggerData& trigData, AliHLTUInt8_t* outputPtr, | |
121 | AliHLTUInt32_t& size, vector<AliHLTComponent_BlockData>& outputBlocks ) | |
122 | { | |
123 | const AliHLTComponent_BlockData* iter = NULL; | |
124 | unsigned long ndx; | |
125 | AliHLTTPCUnpackedRawData* inPtr; | |
126 | AliHLTTPCClusterData* outPtr; | |
127 | AliHLTUInt8_t* outBPtr; | |
128 | UInt_t offset, mysize, nSize, tSize = 0; | |
129 | outBPtr = outputPtr; | |
130 | outPtr = (AliHLTTPCClusterData*)outBPtr; | |
131 | Int_t slice, patch, row[2]; | |
132 | unsigned long maxPoints, realPoints = 0; | |
133 | for ( ndx = 0; ndx < evtData.fBlockCnt; ndx++ ) | |
134 | { | |
135 | iter = blocks+ndx; | |
136 | mysize = 0; | |
137 | offset = tSize; | |
138 | if ( iter->fDataType != AliHLTTPCDefinitions::gkUnpackedRawDataType ) | |
139 | continue; | |
140 | ||
141 | slice = AliHLTTPCDefinitions::GetMinSliceNr( *iter ); | |
142 | patch = AliHLTTPCDefinitions::GetMinPatchNr( *iter ); | |
143 | row[0] = AliL3Transform::GetFirstRow( patch ); | |
144 | row[1] = AliL3Transform::GetLastRow( patch ); | |
145 | ||
146 | Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Input Spacepoints", | |
147 | "Input: Number of spacepoints: %lu Slice/Patch/RowMin/RowMax: %d/%d/%d/%d.", | |
148 | realPoints, slice, patch, row[0], row[1] ); | |
149 | ||
150 | outPtr = (AliHLTTPCClusterData*)outBPtr; | |
151 | ||
152 | inPtr = (AliHLTTPCUnpackedRawData*)iter->fPtr; | |
153 | maxPoints = (size-tSize-sizeof(AliHLTTPCClusterData))/sizeof(AliL3SpacePointData); | |
154 | ||
155 | fClusterFinder->InitSlice( slice, patch, row[0], row[1], maxPoints ); | |
156 | fClusterFinder->SetDeconv( fClusterDeconv ); | |
157 | fClusterFinder->SetXYError( fXYClusterError ); | |
158 | fClusterFinder->SetZError( fZClusterError ); | |
159 | if ( (fXYClusterError>0) && (fZClusterError>0) ) | |
160 | fClusterFinder->SetCalcErr( false ); | |
161 | fClusterFinder->SetOutputArray( outPtr->fSpacePoints ); | |
162 | fClusterFinder->Read( maxPoints, inPtr->fDigits ); | |
163 | fClusterFinder->ProcessDigits(); | |
164 | realPoints = fClusterFinder->GetNumberOfClusters(); | |
165 | ||
166 | Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Spacepoints", | |
167 | "Number of spacepoints found: %lu.", realPoints ); | |
168 | ||
169 | outPtr->fSpacePointCnt = realPoints; | |
170 | nSize = sizeof(AliL3SpacePointData)*realPoints; | |
171 | mysize += nSize+sizeof(AliHLTTPCClusterData); | |
172 | ||
173 | Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Input Spacepoints", | |
174 | "Number of spacepoints: %lu Slice/Patch/RowMin/RowMax: %d/%d/%d/%d.", | |
175 | realPoints, slice, patch, row[0], row[1] ); | |
176 | ||
177 | ||
178 | AliHLTComponent_BlockData bd; | |
179 | FillBlockData( bd ); | |
180 | bd.fOffset = offset; | |
181 | bd.fSize = mysize; | |
182 | bd.fSpecification = iter->fSpecification; | |
183 | //AliHLTSubEventDescriptor::FillBlockAttributes( bd.fAttributes ); | |
184 | outputBlocks.push_back( bd ); | |
185 | ||
186 | tSize += mysize; | |
187 | outBPtr += mysize; | |
188 | outPtr = (AliHLTTPCClusterData*)outBPtr; | |
189 | ||
190 | if ( tSize > size ) | |
191 | { | |
192 | Logging( kHLTLogFatal, "HLT::TPCClusterFinder::DoEvent", "Too much data", | |
193 | "Data written over allowed buffer. Amount written: %lu, allowed amount: %lu.", | |
194 | tSize, size ); | |
195 | return EMSGSIZE; | |
196 | } | |
197 | } | |
198 | ||
199 | size = tSize; | |
200 | return 0; | |
201 | } | |
202 | ||
203 |