Change trending to proper offset value (#1979)

Change from drift velocity fit parameter to the correct laser trigger t0
offset

Author: wiechula

Modules/TPC/include/TPC/LtrCalibReductor.h

@@ -44,6 +44,8 @@ class LtrCalibReductor : public quality_control::postprocessing::Reductor
     double dvCorrection;
     double dvOffsetA;
     double dvOffsetC;
+    double t0A;
+    double t0C;
     double nTracksA;
     double nTracksC;
     double dvAbsolute;
@@ -53,4 +55,4 @@ class LtrCalibReductor : public quality_control::postprocessing::Reductor
 };
 
 } // namespace o2::quality_control_modules::tpc
-#endif // QC_MODULE_TPC_LTRCALIBREDUCTOR_H
+#endif // QC_MODULE_TPC_LTRCALIBREDUCTOR_H

Modules/TPC/run/tpcQCCheckTrending_laserCalib.json

@@ -32,7 +32,7 @@
         "dataSource" : [ {
           "type" : "PostProcessing",
           "name" : "LaserCalibration_Trending",
-          "MOs" : [ "processedTFs_Trend", "dvCorrectionA_Trend","dvCorrectionC_Trend", "dvCorrection_Trend",  "dvOffsetA_Trend", "dvOffsetC_Trend", "nTracksA_Trend","nTracksC_Trend"]
+          "MOs" : [ "processedTFs_Trend", "dvCorrectionA_Trend","dvCorrectionC_Trend", "dvCorrection_Trend",  "t0A_Trend", "t0C_Trend", "nTracksA_Trend","nTracksC_Trend"]
         } ]
         }
      },
@@ -85,17 +85,17 @@
             "graphErrors": ""
           },
           {
-            "name": "dvOffsetA_Trend",
-            "title": "Trend of the drift velocity offset (A side)",
-            "varexp": "Calib_Values.dvOffsetA:time",
+            "name": "t0A_Trend",
+            "title": "Trend of the laser trigger t0 offset (A side)",
+            "varexp": "Calib_Values.t0A:time",
             "selection": "",
             "option": "*L",
             "graphErrors": ""
           },
           {
-            "name": "dvOffsetC_Trend",
-            "title": "Trend of the drift velocity offset (C side)",
-            "varexp": "Calib_Values.dvOffsetC:time",
+            "name": "t0C_Trend",
+            "title": "Trend of the laser trigger t0 offset (C side)",
+            "varexp": "Calib_Values.t0C:time",
             "selection": "",
             "option": "*L",
             "graphErrors": ""
@@ -129,4 +129,4 @@
       }
     }
   }
-}
+}

Modules/TPC/run/tpcQCTrending_laserCalib.json

@@ -71,17 +71,17 @@
             "graphErrors": ""
           },
           {
-            "name": "dvOffsetA_Trend",
-            "title": "Trend of the drift velocity offset (A side)",
-            "varexp": "Calib_Values.dvOffsetA:time",
+            "name": "t0A_Trend",
+            "title": "Trend of the laser trigger t0 offset (A side)",
+            "varexp": "Calib_Values.t0A:time",
             "selection": "",
             "option": "*L",
             "graphErrors": ""
           },
           {
-            "name": "dvOffsetC_Trend",
-            "title": "Trend of the drift velocity offset (C side)",
-            "varexp": "Calib_Values.dvOffsetC:time",
+            "name": "t0C_Trend",
+            "title": "Trend of the laser trigger t0 offset (C side)",
+            "varexp": "Calib_Values.t0C:time",
             "selection": "",
             "option": "*L",
             "graphErrors": ""
@@ -123,4 +123,4 @@
       }
     }
   }
-}
+}

Modules/TPC/src/LtrCalibReductor.cxx

@@ -33,7 +33,7 @@ void* LtrCalibReductor::getBranchAddress()
 const char* LtrCalibReductor::getBranchLeafList()
 {
   // return "processedTFs/g:dvCorrectionA/F:dvCorrectionC:dvOffsetA:dvOffsetC:nTracksA/s:nTracksC";
-  return "processedTFs/D:dvCorrectionA:dvCorrectionC:dvCorrection:dvOffsetA:dvOffsetC:nTracksA:nTracksC:dvAbsolute";
+  return "processedTFs/D:dvCorrectionA:dvCorrectionC:dvCorrection:dvOffsetA:dvOffsetC:t0A:t0C:nTracksA:nTracksC:dvAbsolute";
 }
 
 void LtrCalibReductor::update(TObject* obj)
@@ -50,6 +50,8 @@ void LtrCalibReductor::update(TObject* obj)
         mLtrCalib.dvCorrection = getValue((TText*)blocText->GetLineWith("dvCorrection:"));
         mLtrCalib.dvOffsetA = getValue((TText*)blocText->GetLineWith("dvOffsetA:"));
         mLtrCalib.dvOffsetC = getValue((TText*)blocText->GetLineWith("dvOffsetC:"));
+        mLtrCalib.t0A = getValue((TText*)blocText->GetLineWith("t0A:"));
+        mLtrCalib.t0C = getValue((TText*)blocText->GetLineWith("t0C:"));
         mLtrCalib.nTracksA = getValue((TText*)blocText->GetLineWith("nTracksA:"));
         mLtrCalib.nTracksC = getValue((TText*)blocText->GetLineWith("nTracksC:"));
         mLtrCalib.dvAbsolute = getValue((TText*)blocText->GetLineWith("dvAbsolute:"));
@@ -75,4 +77,4 @@ double LtrCalibReductor::getValue(TText* line)
   return value;
 }
 
-} // namespace o2::quality_control_modules::tpc
+} // namespace o2::quality_control_modules::tpc