adding the trigger gap as a parameter

Author: Ionut Cristian Arsene

MC/config/PWGDQ/external/generator/generator_pythia8Onia_PromptSignals_gaptriggered.C

@@ -46,6 +46,8 @@ public:
     mRapidityMax = valMax;
   };
 
+  void setTriggerGap(int triggerGap) {mInverseTriggerRatio = triggerGap;}
+
   void setConfigMBdecays(TString val){mConfigMBdecays = val;}
 
   void setVerbose(bool val) { mVerbose = val; };
@@ -137,9 +139,10 @@ private:
 
 // Predefined generators:
 FairGenerator*
-  GeneratorPromptJpsi_EvtGenMidY(double rapidityMin = -1.5, double rapidityMax = 1.5, bool verbose = false)
+  GeneratorPromptJpsi_EvtGenMidY(int triggerGap, double rapidityMin = -1.5, double rapidityMax = 1.5, bool verbose = false)
 {
   auto gen = new o2::eventgen::GeneratorEvtGen<o2::eventgen::GeneratorPythia8OniaPromptSignalsGapTriggered>();
+  gen->setTriggerGap(triggerGap);
   gen->setRapidityRange(rapidityMin, rapidityMax);
   gen->addHadronPDGs(443);
   gen->setVerbose(verbose);

MC/config/PWGDQ/ini/Generator_InjectedPromptJpsiMidy_PythiaOnia_TriggerGap.ini

@@ -1,7 +1,7 @@
 ### The external generator derives from GeneratorPythia8.
 [GeneratorExternal]
 fileName=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGDQ/external/generator/generator_pythia8Onia_PromptSignals_gaptriggered.C
-funcName=GeneratorPromptJpsi_EvtGenMidY(-1.5,1.5)
+funcName=GeneratorPromptJpsi_EvtGenMidY(5,-1.5,1.5)
 
 [GeneratorPythia8]
 config=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGDQ/pythia8/generator/pythia8_onia_triggerGap.cfg