[ALICE3] Refactor LUT download path and cleanup settings (#14774)

Author: njacazio

ALICE3/Core/DelphesO2TrackSmearer.h

@@ -249,10 +249,10 @@ class TrackSmearer
         return "pion"; // Default: pion
     }
   }
-  void setdNdEta(float val) { mdNdEta = val; }                                      //;
-  void setCcdbManager(o2::ccdb::BasicCCDBManager* mgr) { mCcdbManager = mgr; }      //;
-  void setCleanupDownloadedFile(bool val) { mCleanupDownloadedFile = val; }         //;
-  void setDownloadPath(const std::string& path) { mOutPath = "/tmp/LUTs/" + path; } //;
+  void setdNdEta(float val) { mdNdEta = val; }                                 //;
+  void setCcdbManager(o2::ccdb::BasicCCDBManager* mgr) { mCcdbManager = mgr; } //;
+  void setCleanupDownloadedFile(bool val) { mCleanupDownloadedFile = val; }    //;
+  void setDownloadPath(const std::string& path) { mOutPath = path; }           //;
 
  protected:
   static constexpr unsigned int nLUTs = 9; // Number of LUT available
@@ -266,8 +266,8 @@ class TrackSmearer
 
  private:
   o2::ccdb::BasicCCDBManager* mCcdbManager = nullptr;
-  bool mCleanupDownloadedFile = true;
-  std::string mOutPath = "/tmp/LUTs/";
+  bool mCleanupDownloadedFile = true;       // Flag to cleanup the LUT after it's used
+  std::string mOutPath = "./.ALICE3/LUTs/"; // Path where to download LUTs from CCDB
 };
 
 } // namespace delphes

ALICE3/TableProducer/OTF/onTheFlyRichPid.cxx

@@ -301,7 +301,7 @@ struct OnTheFlyRichPid {
       mSmearer.emplace_back(std::make_unique<o2::delphes::DelphesO2TrackSmearer>());
       mSmearer[icfg]->setCleanupDownloadedFile(cleanLutWhenLoaded.value);
       mSmearer[icfg]->setCcdbManager(ccdb.operator->());
-      mSmearer[icfg]->setDownloadPath("RICHPID");
+      mSmearer[icfg]->setDownloadPath("./.ALICE3/RICHPID/");
       std::map<std::string, std::string> globalConfiguration = mGeoContainer.getConfiguration(icfg, "global");
       for (const auto& entry : globalConfiguration) {
         int pdg = 0;
@@ -761,7 +761,6 @@ struct OnTheFlyRichPid {
     }
 
     for (const auto& track : tracks) {
-
       auto fillDummyValues = [&](bool gasRich = false) {
         upgradeRich(kErrorValue, kErrorValue, kErrorValue, kErrorValue, kErrorValue, kErrorValue, kErrorValue, kErrorValue, kErrorValue);
         upgradeRichSignal(false, false, false, false, false, false, false, false, false, false, gasRich);

ALICE3/TableProducer/OTF/onTheFlyTofPid.cxx

@@ -160,7 +160,7 @@ struct OnTheFlyTofPid {
       mSmearer.emplace_back(std::make_unique<o2::delphes::DelphesO2TrackSmearer>());
       mSmearer[icfg]->setCleanupDownloadedFile(cleanLutWhenLoaded.value);
       mSmearer[icfg]->setCcdbManager(ccdb.operator->());
-      mSmearer[icfg]->setDownloadPath("TOFPID");
+      mSmearer[icfg]->setDownloadPath("./.ALICE3/TOFPID/");
       std::map<std::string, std::string> globalConfiguration = mGeoContainer.getConfiguration(icfg, "global");
       for (const auto& entry : globalConfiguration) {
         int pdg = 0;

ALICE3/TableProducer/OTF/onTheFlyTracker.cxx

@@ -320,7 +320,7 @@ struct OnTheFlyTracker {
       mSmearer.emplace_back(std::make_unique<o2::delphes::DelphesO2TrackSmearer>());
       mSmearer[icfg]->setCleanupDownloadedFile(cleanLutWhenLoaded.value);
       mSmearer[icfg]->setCcdbManager(ccdb.operator->());
-      mSmearer[icfg]->setDownloadPath("Tracker");
+      mSmearer[icfg]->setDownloadPath("./.ALICE3/Tracker/");
       std::map<std::string, std::string> globalConfiguration = mGeoContainer.getConfiguration(icfg, "global");
       if (enablePrimarySmearing) {
         // load LUTs for primaries