tpc-reco-workflow.cxx

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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
 
 
#include "Framework/WorkflowSpec.h"
#include "Framework/DeviceSpec.h"
#include "Framework/ConfigParamSpec.h"
#include "Framework/CompletionPolicyHelpers.h"
#include "Framework/DispatchPolicy.h"
#include "Framework/PartRef.h"
#include "Framework/ConcreteDataMatcher.h"
#include "TPCWorkflow/RecoWorkflow.h"
#include "TPCReaderWorkflow/TPCSectorCompletionPolicy.h"
#include "TPCCalibration/CorrectionMapsLoader.h"
#include "Framework/CustomWorkflowTerminationHook.h"
#include "DataFormatsTPC/TPCSectorHeader.h"
#include "Algorithm/RangeTokenizer.h"
#include "CommonUtils/ConfigurableParam.h"
#include "DetectorsRaw/HBFUtilsInitializer.h"
#include "Framework/CallbacksPolicy.h"
 
#include <string>
#include <stdexcept>
#include <unordered_map>
#include <regex>
#include <cstdint>
 
// we need a global variable to propagate the type the message dispatching of the
// publisher will trigger on. This is dependent on the input type
static o2::framework::ConcreteDataTypeMatcher gDispatchTrigger{"", ""};
 
// Global variable used to transport data to the completion policy
static o2::tpc::reco_workflow::CompletionPolicyData gPolicyData;
static uint64_t gTpcSectorMask = 0xFFFFFFFFF;
 
void customize(std::vector<o2::framework::CallbacksPolicy>& policies)
{
  o2::raw::HBFUtilsInitializer::addNewTimeSliceCallback(policies);
}
 
// add workflow options, note that customization needs to be declared before
// including Framework/runDataProcessing
void customize(std::vector<o2::framework::ConfigParamSpec>& workflowOptions)
{
  using namespace o2::framework;
 
  std::vector<ConfigParamSpec> options{
    {"input-type", VariantType::String, "digits", {"digitizer, digits, zsraw, clustershw, clusters, compressed-clusters-root, compressed-clusters-flat, compressed-clusters-flat-for-encode, pass-through"}},
    {"output-type", VariantType::String, "tracks", {"digits, zsraw, clustershw, clusters, tracks, compressed-clusters-root, compressed-clusters-flat, encoded-clusters, disable-writer, send-clusters-per-sector, qa, no-shared-cluster-map, tpc-triggers"}},
    {"disable-root-input", o2::framework::VariantType::Bool, false, {"disable root-files input reader"}},
    {"no-ca-clusterer", VariantType::Bool, false, {"Use HardwareClusterer instead of clusterer of GPUCATracking"}},
    {"disable-mc", VariantType::Bool, false, {"disable sending of MC information"}},
    {"tpc-sectors", VariantType::String, "0-35", {"TPC sector range, e.g. 5-7,8,9"}},
    {"tpc-lanes", VariantType::Int, 1, {"number of parallel lanes up to the tracker"}},
    {"dispatching-mode", VariantType::String, "prompt", {"determines when to dispatch: prompt, complete"}},
    {"no-tpc-zs-on-the-fly", VariantType::Bool, false, {"Do not use TPC zero suppression on the fly"}},
    {"ignore-dist-stf", VariantType::Bool, false, {"do not subscribe to FLP/DISTSUBTIMEFRAME/0 message (no lost TF recovery)"}},
    {"configKeyValues", VariantType::String, "", {"Semicolon separated key=value strings (e.g.: 'TPCHwClusterer.peakChargeThreshold=4;...')"}},
    {"configFile", VariantType::String, "", {"configuration file for configurable parameters"}},
    {"filtered-input", VariantType::Bool, false, {"Filtered tracks, clusters input, prefix dataDescriptors with F"}},
    {"select-ir-frames", VariantType::Bool, false, {"Subscribe and filter according to external IR Frames"}},
    {"tpc-deadMap-sources", VariantType::Int, -1, {"Sources to consider for TPC dead channel map creation; -1=all, 0=deactivated"}},
    {"tpc-mc-time-gain", VariantType::Bool, false, {"use time gain calibration for MC (true) or for data (false)"}},
  };
  o2::tpc::CorrectionMapsLoader::addGlobalOptions(options);
  o2::raw::HBFUtilsInitializer::addConfigOption(options);
  std::swap(workflowOptions, options);
}
 
// customize dispatch policy, dispatch immediately what is ready
void customize(std::vector<o2::framework::DispatchPolicy>& policies)
{
  using DispatchOp = o2::framework::DispatchPolicy::DispatchOp;
  // we customize all devices to dispatch data immediately
  auto readerMatcher = [](auto const& spec) {
    return std::regex_match(spec.name.begin(), spec.name.end(), std::regex(".*-reader"));
  };
  auto triggerMatcher = [](auto const& query) {
    // a bit of a hack but we want this to be configurable from the command line,
    // however DispatchPolicy is inserted before all other setup. Triggering depending
    // on the global variable set from the command line option. If scheduled messages
    // are not triggered they are sent out at the end of the computation
    return gDispatchTrigger.origin == query.origin && gDispatchTrigger.description == query.description;
  };
  policies.push_back({"prompt-for-reader", readerMatcher, DispatchOp::WhenReady, triggerMatcher});
}
 
// customize clusterers and cluster decoders to process immediately what comes in
void customize(std::vector<o2::framework::CompletionPolicy>& policies)
{
  // we customize the pipeline processors to consume data as it comes
  using CompletionPolicy = o2::framework::CompletionPolicy;
  using CompletionPolicyHelpers = o2::framework::CompletionPolicyHelpers;
  policies.push_back(CompletionPolicyHelpers::defineByName("tpc-cluster-decoder.*", CompletionPolicy::CompletionOp::Consume));
  policies.push_back(CompletionPolicyHelpers::defineByName("tpc-clusterer.*", CompletionPolicy::CompletionOp::Consume));
  // ordered policies for the writers
  policies.push_back(CompletionPolicyHelpers::consumeWhenAllOrdered(".*(?:TPC|tpc).*[w,W]riter.*"));
  // the custom completion policy for the tracker
  policies.push_back(o2::tpc::TPCSectorCompletionPolicy("tpc-tracker.*", o2::tpc::TPCSectorCompletionPolicy::Config::RequireAll, &gPolicyData, &gTpcSectorMask)());
}
 
void customize(o2::framework::OnWorkflowTerminationHook& hook)
{
  hook = [](const char* idstring) {
    o2::tpc::reco_workflow::cleanupCallback();
  };
}
 
#include "Framework/runDataProcessing.h" // the main driver
 
using namespace o2::framework;
 
WorkflowSpec defineDataProcessing(ConfigContext const& cfgc)
{
  std::vector<int> tpcSectors = o2::RangeTokenizer::tokenize<int>(cfgc.options().get<std::string>("tpc-sectors"));
  // the lane configuration defines the subspecification ids to be distributed among the lanes.
  std::vector<int> laneConfiguration = tpcSectors; // Currently just a copy of the tpcSectors, why?
  auto nLanes = cfgc.options().get<int>("tpc-lanes");
  auto inputType = cfgc.options().get<std::string>("input-type");
 
  // depending on whether to dispatch early (prompt) and on the input type, we
  // set the matcher. Note that this has to be in accordance with the OutputSpecs
  // configured for the PublisherSpec
  auto dispmode = cfgc.options().get<std::string>("dispatching-mode");
  if (dispmode == "complete") {
    // nothing to do we leave the matcher empty which will suppress the dispatch
    // trigger and all messages will be sent out together at end of computation
  } else if (inputType == "digits") {
    gDispatchTrigger = o2::framework::ConcreteDataTypeMatcher{"TPC", "DIGITS"};
  } else if (inputType == "clustershw") {
    gDispatchTrigger = o2::framework::ConcreteDataTypeMatcher{"TPC", "CLUSTERHW"};
  } else if (inputType == "zsraw") {
    gDispatchTrigger = o2::framework::ConcreteDataTypeMatcher{"TPC", "RAWDATA"};
  }
  // set up configuration
  o2::conf::ConfigurableParam::updateFromFile(cfgc.options().get<std::string>("configFile"));
  o2::conf::ConfigurableParam::updateFromString(cfgc.options().get<std::string>("configKeyValues"));
  o2::conf::ConfigurableParam::writeINI("o2tpcrecoworkflow_configuration.ini");
 
  gTpcSectorMask = 0;
  for (auto s : tpcSectors) {
    gTpcSectorMask |= (1ul << s);
  }
  bool doMC = not cfgc.options().get<bool>("disable-mc");
  auto sclOpt = o2::tpc::CorrectionMapsLoader::parseGlobalOptions(cfgc.options());
  auto wf = o2::tpc::reco_workflow::getWorkflow(&gPolicyData,                                      //
                                                tpcSectors,                                        // sector configuration
                                                gTpcSectorMask,                                    // same as bitmask
                                                laneConfiguration,                                 // lane configuration
                                                sclOpt,                                            // scaling options
                                                doMC,                                              //
                                                nLanes,                                            //
                                                inputType,                                         //
                                                cfgc.options().get<std::string>("output-type"),    //
                                                cfgc.options().get<bool>("disable-root-input"),    //
                                                !cfgc.options().get<bool>("no-ca-clusterer"),      //
                                                !cfgc.options().get<bool>("no-tpc-zs-on-the-fly"), //
                                                !cfgc.options().get<bool>("ignore-dist-stf"),      //
                                                cfgc.options().get<bool>("select-ir-frames"),
                                                cfgc.options().get<bool>("filtered-input"),
                                                cfgc.options().get<int>("tpc-deadMap-sources"),
                                                cfgc.options().get<bool>("tpc-mc-time-gain"));
 
  // configure dpl timer to inject correct firstTForbit: start from the 1st orbit of TF containing 1st sampled orbit
  o2::raw::HBFUtilsInitializer hbfIni(cfgc, wf);
 
  return std::move(wf);
}