3 /**************************************************************************
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4 * This file is property of and copyright by the ALICE HLT Project *
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5 * All rights reserved. *
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7 * Primary Authors: Oystein Djuvsland *
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9 * Permission to use, copy, modify and distribute this software and its *
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10 * documentation strictly for non-commercial purposes is hereby granted *
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11 * without fee, provided that the above copyright notice appears in all *
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12 * copies and that both the copyright notice and this permission notice *
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13 * appear in the supporting documentation. The authors make no claims *
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14 * about the suitability of this software for any purpose. It is *
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15 * provided "as is" without express or implied warranty. *
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16 **************************************************************************/
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18 * @file AliHLTCALOClusterizer.cxx
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19 * @author Oystein Djuvsland
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21 * @brief Digit maker for CALO HLT
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27 // see header file for class documentation
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29 // refer to README to build package
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31 // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
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33 #include "AliHLTCaloDigitMaker.h"
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34 #include "AliHLTCaloConstantsHandler.h"
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35 #include "AliHLTCaloMapper.h"
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36 #include "AliHLTCaloChannelDataStruct.h"
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37 #include "AliHLTCaloChannelDataHeaderStruct.h"
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38 #include "AliHLTCaloDigitDataStruct.h"
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39 #include "AliHLTCaloCoordinate.h"
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40 #include "AliHLTCaloSharedMemoryInterfacev2.h" // added by PTH
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41 //#include "AliPHOSEMCAGeometry.h"
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43 #include "AliHLTCaloConstants.h"
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45 ClassImp(AliHLTCaloDigitMaker);
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47 //using namespace CaloHLTConst;
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49 AliHLTCaloDigitMaker::AliHLTCaloDigitMaker(TString det) :
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50 AliHLTCaloConstantsHandler(det),
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55 fHighGainFactors(0),
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61 // See header file for documentation
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63 fShmPtr = new AliHLTCaloSharedMemoryInterfacev2(det);
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65 fHighGainFactors = new Float_t*[fCaloConstants->GetNXCOLUMNSMOD()];
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66 fLowGainFactors = new Float_t*[fCaloConstants->GetNXCOLUMNSMOD()];
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68 fBadChannelMask = new Float_t**[fCaloConstants->GetNXCOLUMNSMOD()];
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70 fChannelBook= new AliHLTCaloDigitDataStruct**[fCaloConstants->GetNXCOLUMNSMOD()];
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72 for(int x = 0; x < fCaloConstants->GetNXCOLUMNSMOD(); x++)
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74 fHighGainFactors[x] = new Float_t[fCaloConstants->GetNZROWSMOD()];
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75 fLowGainFactors[x] = new Float_t[fCaloConstants->GetNZROWSMOD()];
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77 fBadChannelMask[x] = new Float_t*[fCaloConstants->GetNZROWSMOD()];
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79 fChannelBook[x] = new AliHLTCaloDigitDataStruct*[fCaloConstants->GetNZROWSMOD()];
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81 for(int z = 0; z < fCaloConstants->GetNZROWSMOD(); z++)
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84 fHighGainFactors[x][z] = 0.005;
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85 fLowGainFactors[x][z] = 0.08;
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87 fBadChannelMask[x][z] = new Float_t[fCaloConstants->GetNGAINS()];
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88 fBadChannelMask[x][z][fCaloConstants->GetHIGHGAIN()] = 1;
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89 fBadChannelMask[x][z][fCaloConstants->GetLOWGAIN()] = 1;
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91 fChannelBook[x][z] = 0;
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97 AliHLTCaloDigitMaker::~AliHLTCaloDigitMaker()
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99 //See header file for documentation
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103 AliHLTCaloDigitMaker::MakeDigits(AliHLTCaloChannelDataHeaderStruct* channelDataHeader, AliHLTUInt32_t availableSize)
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105 //See header file for documentation
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109 UInt_t totSize = sizeof(AliHLTCaloDigitDataStruct);
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111 // Int_t xMod = -1;
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112 // Int_t zMod = -1;
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115 AliHLTCaloCoordinate coord;
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118 AliHLTCaloChannelDataStruct* currentchannel = 0;
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120 fShmPtr->SetMemory(channelDataHeader);
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121 currentchannel = fShmPtr->NextChannel();
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123 while(currentchannel != 0)
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125 if(availableSize < totSize) return -1;
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127 fMapperPtr->ChannelId2Coordinate(currentchannel->fChannelID, coord);
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129 // fMapperPtr->GetLocalCoord(currentchannel->fChannelID, locCoord);
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130 if(UseDigit(coord, currentchannel))
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132 AddDigit(currentchannel, coord);
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134 totSize += sizeof(AliHLTCaloDigitDataStruct);
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136 currentchannel = fShmPtr->NextChannel(); // Get the next channel
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138 // if(currentchannel)
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140 // fMapperPtr->GetLocalCoord(currentchannel->fChannelID, locCoord);
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141 // if(UseDigit(coord1, currentchannel))
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143 // AddDigit(currentchannel, coord1, locCoord);
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145 // totSize += sizeof(AliHLTCaloDigitDataStruct);
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147 // currentchannel = fShmPtr->NextChannel(); // Get the next channel
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151 // fDigitCount += j;
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152 return fDigitCount;
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156 AliHLTCaloDigitMaker::SetGlobalHighGainFactor(Float_t factor)
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158 //See header file for documentation
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159 for(int x = 0; x < fCaloConstants->GetNXCOLUMNSMOD(); x++)
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161 for(int z = 0; z < fCaloConstants->GetNZROWSMOD(); z++)
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163 fHighGainFactors[x][z] = factor;
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169 AliHLTCaloDigitMaker::SetGlobalLowGainFactor(Float_t factor)
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171 //See header file for documentation
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172 for(int x = 0; x < fCaloConstants->GetNXCOLUMNSMOD(); x++)
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174 for(int z = 0; z < fCaloConstants->GetNZROWSMOD(); z++)
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176 fLowGainFactors[x][z] = factor;
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182 AliHLTCaloDigitMaker::SetBadChannelMask(TH2F* badChannelHGHist, TH2F* badChannelLGHist, Float_t qCut)
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184 for(int x = 0; x < fCaloConstants->GetNXCOLUMNSMOD(); x++)
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186 for(int z = 0; z < fCaloConstants->GetNZROWSMOD(); z++)
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188 if(badChannelHGHist->GetBinContent(x, z) < qCut && badChannelHGHist->GetBinContent(x, z) > 0)
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190 fBadChannelMask[x][z][fCaloConstants->GetHIGHGAIN()] = 1;
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194 fBadChannelMask[x][z][fCaloConstants->GetHIGHGAIN()] = 0;
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196 if(badChannelLGHist->GetBinContent(x, z) < qCut && badChannelLGHist->GetBinContent(x, z) > 0)
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198 fBadChannelMask[x][z][fCaloConstants->GetLOWGAIN()] = 0;
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202 fBadChannelMask[x][z][fCaloConstants->GetLOWGAIN()] = 0;
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209 AliHLTCaloDigitMaker::Reset()
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212 for(int x = 0; x < fCaloConstants->GetNXCOLUMNSMOD(); x++)
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214 for(int z = 0; z < fCaloConstants->GetNZROWSMOD(); z++)
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216 fChannelBook[x][z] = 0;
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223 void AliHLTCaloDigitMaker::AddDigit(AliHLTCaloChannelDataStruct* channelData, AliHLTCaloCoordinate &coord)
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226 AliHLTCaloDigitDataStruct *tmpDigit = fDigitStructPtr + 1;
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228 if(fChannelBook[coord.fX][coord.fZ])
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230 tmpDigit = fDigitStructPtr;
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231 fDigitStructPtr = fChannelBook[coord.fX][coord.fZ];
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233 // printf("Going to overwrite digit: x = %d, z = %d, gain = %d, energy = %f\n", fDigitStructPtr->fX, fDigitStructPtr->fZ, fDigitStructPtr->fGain, fDigitStructPtr->fEnergy);
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236 fChannelBook[coord.fX][coord.fZ] = fDigitStructPtr;
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239 fDigitStructPtr->fX = coord.fX;
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240 fDigitStructPtr->fZ = coord.fZ;
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241 fDigitStructPtr->fGain = coord.fGain;
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242 fDigitStructPtr->fOverflow = false;
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244 fDigitStructPtr->fID = fDigitStructPtr->fZ * fCaloConstants->GetNXCOLUMNSMOD() + fDigitStructPtr->fX;
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246 if(coord.fGain == fCaloConstants->GetHIGHGAIN() )
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248 fDigitStructPtr->fEnergy = channelData->fEnergy*fHighGainFactors[coord.fX][coord.fZ];
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249 if(channelData->fEnergy >= fMaxEnergy)
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251 fDigitStructPtr->fOverflow = true;
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253 //printf("HG channel (x = %d, z = %d) with amplitude: %f --> Digit with energy: %f \n", coord.fX, coord.fZ, channelData->fEnergy, fDigitStructPtr->fEnergy);
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257 fDigitStructPtr->fEnergy = channelData->fEnergy*fLowGainFactors[coord.fX][coord.fZ];
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258 if(channelData->fEnergy >= 1023)
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260 fDigitStructPtr->fOverflow = true;
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262 //printf("LG channel (x = %d, z = %d) with amplitude: %f --> Digit with energy: %f\n", coord.fX, coord.fZ, channelData->fEnergy, fDigitStructPtr->fEnergy);
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264 fDigitStructPtr->fTime = channelData->fTime * 0.0000001; //TODO
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265 fDigitStructPtr->fCrazyness = channelData->fCrazyness;
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266 fDigitStructPtr->fModule = coord.fModuleId;
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267 fDigitStructPtr = tmpDigit;
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268 // fDigitStructPtr++;
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272 bool AliHLTCaloDigitMaker::UseDigit(AliHLTCaloCoordinate &channelCoordinates, AliHLTCaloChannelDataStruct *channel)
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274 AliHLTCaloDigitDataStruct *tmpDigit = fChannelBook[channelCoordinates.fX][channelCoordinates.fZ];
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275 //printf("UseDigit: Got digit, x: %d, z: %d, gain: %d, amp: %f\n", channelCoordinates.fX, channelCoordinates.fZ, channelCoordinates.fGain, channel->fEnergy);
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278 if(channelCoordinates.fGain == fCaloConstants->GetLOWGAIN())
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280 //printf("UseDigit: Already have digit with, x: %d, z: %d, with high gain \n", channelCoordinates.fX, channelCoordinates.fZ);
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281 if(tmpDigit->fOverflow)
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283 // printf("But it was in overflow! Let's use this low gain!\n");
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290 //printf("UseDigit: Already have digit with, x: %d, z: %d, with low gain: %d\n", channelCoordinates.fX, channelCoordinates.fZ);
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291 if(channel->fEnergy > fMaxEnergy )
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