[ALICE3] Make geometry provider not interfere other instances (#14713)

Author: jesgum

ALICE3/Core/DelphesO2TrackSmearer.cxx

@@ -64,8 +64,7 @@ bool TrackSmearer::loadTable(int pdg, const char* filename, bool forceReload)
   if (strncmp(filename, "ccdb:", 5) == 0) { // Check if filename starts with "ccdb:"
     LOG(info) << " --- LUT file source identified as CCDB.";
     std::string path = std::string(filename).substr(5); // Remove "ccdb:" prefix
-    const std::string outPath = "/tmp/LUTs/";
-    filename = Form("%s/%s/snapshot.root", outPath.c_str(), path.c_str());
+    filename = Form("%s/%s/snapshot.root", mOutPath.c_str(), path.c_str());
     LOG(info) << " --- Local LUT filename will be: " << filename;
     std::ifstream checkFile(filename); // Check if file already exists
     if (!checkFile.is_open()) {        // File does not exist, retrieve from CCDB
@@ -74,7 +73,7 @@ bool TrackSmearer::loadTable(int pdg, const char* filename, bool forceReload)
         LOG(fatal) << " --- CCDB manager not set. Please set it before loading LUT from CCDB.";
       }
       std::map<std::string, std::string> metadata;
-      mCcdbManager->getCCDBAccessor().retrieveBlob(path, outPath, metadata, 1);
+      mCcdbManager->getCCDBAccessor().retrieveBlob(path, mOutPath, metadata, 1);
       // Add CCDB handling logic here if needed
       LOG(info) << " --- Now retrieving LUT file from CCDB to: " << filename;
       if (mCleanupDownloadedFile) { // Clean up the downloaded file if needed

ALICE3/Core/DelphesO2TrackSmearer.h

@@ -33,6 +33,7 @@
 #include <fstream>
 #include <iostream>
 #include <map>
+#include <string>
 
 ///////////////////////////////
 /// DelphesO2/src/lutCovm.hh //
@@ -248,9 +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 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; } //;
 
  protected:
   static constexpr unsigned int nLUTs = 9; // Number of LUT available
@@ -265,6 +267,7 @@ class TrackSmearer
  private:
   o2::ccdb::BasicCCDBManager* mCcdbManager = nullptr;
   bool mCleanupDownloadedFile = true;
+  std::string mOutPath = "/tmp/LUTs/";
 };
 
 } // namespace delphes

ALICE3/TableProducer/OTF/onTheFlyRichPid.cxx

@@ -301,6 +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");
       std::map<std::string, std::string> globalConfiguration = mGeoContainer.getConfiguration(icfg, "global");
       for (const auto& entry : globalConfiguration) {
         int pdg = 0;

ALICE3/TableProducer/OTF/onTheFlyTofPid.cxx

@@ -160,6 +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");
       std::map<std::string, std::string> globalConfiguration = mGeoContainer.getConfiguration(icfg, "global");
       for (const auto& entry : globalConfiguration) {
         int pdg = 0;

ALICE3/TableProducer/OTF/onTheFlyTracker.cxx

@@ -320,6 +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");
       std::map<std::string, std::string> globalConfiguration = mGeoContainer.getConfiguration(icfg, "global");
       if (enablePrimarySmearing) {
         // load LUTs for primaries