[PWGHF] choose the correct way for gen. particles loop and filling (#8477)

zhangbiao-phy · alibuild · web-flow · commit 7b0f900ffa12 · 2024-11-18T18:26:02.000+01:00
Co-authored-by: ALICE Action Bot &lt;alibuild@cern.ch&gt;
diff --git a/PWGHF/D2H/Tasks/taskLc.cxx b/PWGHF/D2H/Tasks/taskLc.cxx
@@ -673,10 +673,9 @@ struct HfTaskLc {
     for (const auto& collision : collisions) {
       // MC Rec.
       fillHistosMcRec<fillMl>(collision, candidates, mcParticles);
-      // MC gen.
-      auto mcParticlesPerColl = mcParticles.sliceBy(perMcCollision, collision.globalIndex());
-      fillHistosMcGen(mcParticlesPerColl);
     }
+    // MC gen.
+    fillHistosMcGen(mcParticles);
   }
 
   void processDataStd(Collisions const& collisions,

Original file line number	Diff line number	Diff line change
`@@ -673,10 +673,9 @@ struct HfTaskLc {`
`673`	`673`	`for (const auto& collision : collisions) {`
`674`	`674`	`// MC Rec.`
`675`	`675`	`fillHistosMcRec<fillMl>(collision, candidates, mcParticles);`
`676`		`- // MC gen.`
`677`		`- auto mcParticlesPerColl = mcParticles.sliceBy(perMcCollision, collision.globalIndex());`
`678`		`- fillHistosMcGen(mcParticlesPerColl);`
`679`	`676`	`}`
	`677`	`+ // MC gen.`
	`678`	`+ fillHistosMcGen(mcParticles);`
`680`	`679`	`}`
`681`	`680`
`682`	`681`	`void processDataStd(Collisions const& collisions,`