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tune digitzation parameters #8421

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Merged
shahor02 merged 3 commits into from
Mar 27, 2022
Merged

tune digitzation parameters #8421

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24927b5
tune parameters
AllaMaevskaya Mar 23, 2022
8395073
Merge branch 'dev' of github.com:AliceO2Group/AliceO2 into reco
AllaMaevskaya Mar 23, 2022
f664777
fix argument in recpoints reader
AllaMaevskaya Mar 25, 2022
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2 changes: 1 addition & 1 deletion Detectors/FIT/FT0/simulation/include/FT0Simulation/FT0DigParam.h
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Expand Up @@ -43,7 +43,7 @@ struct FT0DigParam : o2::conf::ConfigurableParamHelper<FT0DigParam> {
float mNoiseVar = 0.1; // noise level
float mNoisePeriod = 1 / 0.9; // GHz low frequency noise period;
static constexpr short mTime_trg_gate = 153; // #channels as in TCM as in Pilot beams
static constexpr float mAmpThresholdForReco = 14; // only channels with amplitude higher will participate in calibration and collision time
static constexpr float mAmpThresholdForReco = 5; // only channels with amplitude higher will participate in calibration and collision time: 0.3 MIP
static constexpr short mTimeThresholdForReco = 1000; // only channels with time below will participate in calibration and collision time

static constexpr float mMV_2_Nchannels = 2.2857143; // amplitude channel 7 mV ->16channels
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8 changes: 4 additions & 4 deletions Detectors/FIT/FT0/simulation/src/Digitizer.cxx
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Expand Up @@ -296,10 +296,10 @@ void Digitizer::storeBC(BCCache& bc,
is_C = n_hit_C > 0;
is_Central = summ_ampl_A + summ_ampl_C >= params.mtrg_central_trh;
is_SemiCentral = summ_ampl_A + summ_ampl_C >= params.mtrg_semicentral_trh;
uint32_t amplA = is_A ? summ_ampl_A * 0.125 : 0; // sum amplitude A side / 8 (hardware)
uint32_t amplC = is_C ? summ_ampl_C * 0.125 : 0; // sum amplitude C side / 8 (hardware)
int timeA = is_A ? mean_time_A / n_hit_A : 0; // average time A side
int timeC = is_C ? mean_time_C / n_hit_C : 0; // average time C side
uint32_t amplA = is_A ? summ_ampl_A * 0.125 : -5000; // sum amplitude A side / 8 (hardware)
uint32_t amplC = is_C ? summ_ampl_C * 0.125 : -5000; // sum amplitude C side / 8 (hardware)
int timeA = is_A ? mean_time_A / n_hit_A : -5000; // average time A side
int timeC = is_C ? mean_time_C / n_hit_C : -5000; // average time C side
vertex_time = (timeC - timeA) * 0.5;
isVertex = is_A && is_C && (vertex_time > -params.mTime_trg_gate && vertex_time < params.mTime_trg_gate);
LOG(debug) << " A " << is_A << " timeA " << timeA << " mean_time_A " << mean_time_A << " n_hit_A " << n_hit_A << " C " << is_C << " timeC " << timeC << " mean_time_C " << mean_time_C << " n_hit_C " << n_hit_C << " vertex_time " << vertex_time;
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4 changes: 2 additions & 2 deletions Detectors/FIT/FT0/workflow/src/RecPointReaderSpec.cxx
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Expand Up @@ -38,7 +38,7 @@ RecPointReader::RecPointReader(bool useMC)
void RecPointReader::init(InitContext& ic)
{
mInputFileName = o2::utils::Str::concat_string(o2::utils::Str::rectifyDirectory(ic.options().get<std::string>("input-dir")),
ic.options().get<std::string>("ft0-recpoints-infile"));
ic.options().get<std::string>("infile"));
connectTree(mInputFileName);
}

Expand Down Expand Up @@ -91,7 +91,7 @@ DataProcessorSpec getRecPointReaderSpec(bool useMC)
outputSpec,
AlgorithmSpec{adaptFromTask<RecPointReader>()},
Options{
{"ft0-recpoints-infile", VariantType::String, "o2reco_ft0.root", {"Name of the input file"}},
{"infile", VariantType::String, "o2reco_ft0.root", {"Name of the input file"}},
{"input-dir", VariantType::String, "none", {"Input directory"}}}};
}

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