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4d42193f | 1 | // $Id: AliHLTCaloClusterizerComponent.cxx 36709 2009-11-12 16:57:55Z odjuvsla $ |
2 | ||
3 | /************************************************************************** | |
4 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
5 | * * | |
6 | * Authors: Oystein Djuvsland <oysteind@ift.uib.no> * | |
7 | * * | |
8 | * Permission to use, copy, modify and distribute this software and its * | |
9 | * documentation strictly for non-commercial purposes is hereby granted * | |
10 | * without fee, provided that the above copyright notice appears in all * | |
11 | * copies and that both the copyright notice and this permission notice * | |
12 | * appear in the supporting documentation. The authors make no claims * | |
13 | * about the suitability of this software for any purpose. It is * | |
14 | * provided "as is" without express or implied warranty. * | |
15 | **************************************************************************/ | |
16 | ||
17 | #include <iostream> | |
18 | ||
19 | #include "AliHLTCaloClusterizerComponent.h" | |
20 | #include "AliHLTCaloClusterizer.h" | |
21 | #include "AliHLTCaloRecPointDataStruct.h" | |
22 | #include "AliHLTCaloRecPointHeaderStruct.h" | |
23 | #include "AliHLTCaloDigitDataStruct.h" | |
24 | #include "AliHLTCaloDigitContainerDataStruct.h" | |
25 | #include "AliHLTCaloDefinitions.h" | |
26 | ||
27 | /** @file AliHLTCaloClusterizerComponent.cxx | |
28 | @author Oystein Djuvsland | |
29 | @date | |
30 | @brief A clusterizer component for PHOS HLT | |
31 | */ | |
32 | ||
33 | // see header file for class documentation | |
34 | // or | |
35 | // refer to README to build package | |
36 | // or | |
37 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
38 | ||
39 | AliHLTCaloClusterizerComponent gAliHLTCaloClusterizerComponent; | |
40 | ||
41 | AliHLTCaloClusterizerComponent::AliHLTCaloClusterizerComponent(): | |
42 | AliHLTPHOSProcessor(), | |
43 | fAllDigitsPtr(0), | |
44 | fClusterizerPtr(0), | |
45 | fDigitCount(0), | |
46 | fNoCrazyness(0) | |
47 | { | |
48 | //See headerfile for documentation | |
49 | } | |
50 | ||
51 | AliHLTCaloClusterizerComponent::~AliHLTCaloClusterizerComponent() | |
52 | { | |
53 | //See headerfile for documentation | |
54 | ||
55 | if(fClusterizerPtr) | |
56 | { | |
57 | delete fClusterizerPtr; | |
58 | fClusterizerPtr = 0; | |
59 | } | |
60 | if(fAllDigitsPtr) | |
61 | { | |
62 | delete fAllDigitsPtr; | |
63 | fAllDigitsPtr = 0; | |
64 | } | |
65 | } | |
66 | ||
67 | ||
68 | int | |
69 | AliHLTCaloClusterizerComponent::Deinit() | |
70 | { | |
71 | //See headerfile for documentation | |
72 | ||
73 | if (fClusterizerPtr) | |
74 | { | |
75 | delete fClusterizerPtr; | |
76 | fClusterizerPtr = 0; | |
77 | } | |
78 | ||
79 | return 0; | |
80 | } | |
81 | ||
82 | void | |
83 | AliHLTCaloClusterizerComponent::GetInputDataTypes( vector<AliHLTComponentDataType>& list) | |
84 | { | |
85 | //See headerfile for documentation | |
86 | list.clear(); | |
87 | list.push_back(AliHLTPHOSDefinitions::fgkDigitDataType); | |
88 | } | |
89 | ||
90 | AliHLTComponentDataType | |
91 | AliHLTCaloClusterizerComponent::GetOutputDataType() | |
92 | { | |
93 | //See headerfile for documentation | |
94 | return AliHLTPHOSDefinitions::fgkRecPointDataType; | |
95 | } | |
96 | ||
97 | void | |
98 | AliHLTCaloClusterizerComponent::GetOutputDataSize(unsigned long& constBase, double& inputMultiplier ) | |
99 | ||
100 | { | |
101 | //See headerfile for documentation | |
102 | constBase = sizeof(AliHLTCaloRecPointHeaderStruct) + sizeof(AliHLTPHOSRecPointDataStruct) + (sizeof(AliHLTCaloDigitDataStruct) << 7); //Reasonable estimate... ; | |
103 | inputMultiplier = 1.5; | |
104 | } | |
105 | ||
106 | int | |
107 | AliHLTCaloClusterizerComponent::DoEvent(const AliHLTComponentEventData& evtData, const AliHLTComponentBlockData* blocks, | |
108 | AliHLTComponentTriggerData& /*trigData*/, AliHLTUInt8_t* outputPtr, AliHLTUInt32_t& size, | |
109 | std::vector<AliHLTComponentBlockData>& outputBlocks) | |
110 | { | |
111 | //See headerfile for documentation | |
112 | ||
113 | if(blocks == 0) return 0; | |
114 | ||
115 | UInt_t offset = 0; | |
116 | UInt_t mysize = 0; | |
117 | Int_t nRecPoints = 0; | |
118 | Int_t nDigits = 0; | |
119 | ||
120 | UInt_t availableSize = size; | |
121 | AliHLTUInt8_t* outBPtr; | |
122 | outBPtr = outputPtr; | |
123 | const AliHLTComponentBlockData* iter = 0; | |
124 | unsigned long ndx; | |
125 | ||
126 | UInt_t specification = 0; | |
127 | ||
128 | AliHLTCaloDigitDataStruct *digitDataPtr = 0; | |
129 | ||
130 | AliHLTCaloRecPointHeaderStruct* recPointHeaderPtr = reinterpret_cast<AliHLTCaloRecPointHeaderStruct*>(outBPtr); | |
131 | ||
132 | fClusterizerPtr->SetRecPointDataPtr(reinterpret_cast<AliHLTCaloRecPointDataStruct*>(outBPtr+sizeof(AliHLTCaloRecPointHeaderStruct))); | |
133 | ||
134 | // Adding together all the digits, should be put in standalone method | |
135 | for ( ndx = 0; ndx < evtData.fBlockCnt; ndx++ ) | |
136 | { | |
137 | iter = blocks+ndx; | |
138 | if (iter->fDataType == AliHLTCaloDefinitions::fgkDigitDataType) | |
139 | { | |
140 | // Get the digit header | |
141 | ||
142 | // Update the number of digits | |
143 | nDigits += iter->fSize/sizeof(AliHLTCaloDigitDataStruct);; | |
144 | // Get the specification | |
145 | specification = specification|iter->fSpecification; | |
146 | ||
147 | digitDataPtr = reinterpret_cast<AliHLTCaloDigitDataStruct*>(iter->fPtr); | |
148 | for (Int_t i = 0; i < nDigits; i++) | |
149 | { | |
150 | fAllDigitsPtr->fDigitDataStruct[j].fX = digitDataPtr->fX; | |
151 | fAllDigitsPtr->fDigitDataStruct[j].fZ = digitDataPtr->fZ; | |
152 | fAllDigitsPtr->fDigitDataStruct[j].fEnergy = digitDataPtr->fEnergy; | |
153 | // HLTDebug("Digit energy: %f", digitDataPtr->fEnergy); | |
154 | fAllDigitsPtr->fDigitDataStruct[j].fTime = digitDataPtr->fTime; | |
155 | fAllDigitsPtr->fDigitDataStruct[j].fCrazyness = digitDataPtr->fCrazyness; | |
156 | j++; | |
157 | digitDataPtr++; | |
158 | } | |
159 | ||
160 | } | |
161 | } | |
162 | ||
163 | fAllDigitsPtr->fNDigits = j; | |
164 | nRecPoints = fClusterizerPtr->ClusterizeEvent(size, mysize); | |
165 | ||
166 | if(nRecPoints == -1) | |
167 | { | |
168 | HLTError("Running out of buffer, exiting for safety."); | |
169 | return -ENOBUFS; | |
170 | } | |
171 | ||
172 | recPointHeaderPtr->fNRecPoints = nRecPoints; | |
173 | mysize += sizeof(AliHLTCaloRecPointHeaderStruct); | |
174 | ||
175 | HLTDebug("Number of clusters: %d", nRecPoints); | |
176 | ||
177 | AliHLTComponentBlockData bd; | |
178 | FillBlockData( bd ); | |
179 | bd.fOffset = offset; | |
180 | bd.fSize = mysize; | |
181 | bd.fDataType = AliHLTPHOSDefinitions::fgkClusterDataType; | |
182 | bd.fSpecification = specification; | |
183 | outputBlocks.push_back( bd ); | |
184 | ||
185 | size = mysize; | |
186 | ||
187 | return 0; | |
188 | } | |
189 | ||
190 | int | |
191 | AliHLTCaloClusterizerComponent::Reconfigure(const char* cdbEntry, const char* /*chainId*/) | |
192 | { | |
193 | // see header file for class documentation | |
194 | ||
195 | const char* path="HLT/ConfigPHOS/ClusterizerComponent"; | |
196 | ||
197 | if (cdbEntry) path = cdbEntry; | |
198 | ||
199 | return ConfigureFromCDBTObjString(cdbEntry); | |
200 | } | |
201 | ||
202 | int | |
203 | AliHLTCaloClusterizerComponent::ScanConfigurationArgument(int argc, const char **argv) | |
204 | { | |
205 | //See header file for documentation | |
206 | ||
207 | if(argc <= 0) return 0; | |
208 | ||
209 | int i=0; | |
210 | ||
211 | TString argument=argv[i]; | |
212 | ||
213 | if (argument.CompareTo("-digitthreshold") == 0) | |
214 | { | |
215 | if (++i >= argc) return -EPROTO; | |
216 | argument = argv[i]; | |
217 | fClusterizerPtr->SetEmcMinEnergyThreshold(argument.Atof()); | |
218 | return 1; | |
219 | } | |
220 | ||
221 | if (argument.CompareTo("-recpointthreshold") == 0) | |
222 | { | |
223 | if (++i >= argc) return -EPROTO; | |
224 | argument = argv[i]; | |
225 | fClusterizerPtr->SetEmcClusteringThreshold(argument.Atof()); | |
226 | return 1; | |
227 | } | |
228 | return 0; | |
229 | } | |
230 | ||
231 | int | |
232 | AliHLTCaloClusterizerComponent::DoInit(int argc, const char** argv ) | |
233 | { | |
234 | //See headerfile for documentation | |
235 | ||
236 | fAllDigitsPtr = new AliHLTCaloDigitContainerDataStruct(); | |
237 | fClusterizerPtr = new AliHLTCaloClusterizer(); | |
238 | fClusterizerPtr->SetDigitContainer(fAllDigitsPtr); | |
239 | fNoCrazyness = false; | |
240 | // | |
241 | ||
242 | // const char *path = "HLT/ConfigPHOS/ClusterizerComponent"; | |
243 | ||
244 | // ConfigureFromCDBTObjString(path); | |
245 | ||
246 | for (int i = 0; i < argc; i++) | |
247 | { | |
248 | ScanConfigurationArgument(i, argv); | |
249 | } | |
250 | ||
251 | return 0; | |
252 | } | |
253 | ||
254 | AliHLTComponent* | |
255 | AliHLTCaloClusterizerComponent::Spawn() | |
256 | { | |
257 | //See headerfile for documentation | |
258 | ||
259 | return new AliHLTCaloClusterizerComponent(); | |
260 | } |