Fix CUDA compilation

Author: mpuccio

Detectors/ITSMFT/ITS/tracking/GPU/ITStrackingGPU/TrackerTraitsGPU.h

@@ -41,7 +41,7 @@ class TrackerTraitsGPU : public TrackerTraits
 
   // Methods to get CPU execution from traits
   void initialiseTimeFrameHybrid(const int iteration) override { initialiseTimeFrame(iteration); };
-  void computeTrackletsHybrid(const int iteration) override;
+  void computeTrackletsHybrid(const int iteration, int, int) override;
   void computeCellsHybrid(const int iteration) override;
   void findCellsNeighboursHybrid(const int iteration) override;
   void findRoadsHybrid(const int iteration) override;

Detectors/ITSMFT/ITS/tracking/GPU/cuda/TrackerTraitsGPU.cu

@@ -1162,9 +1162,9 @@ int TrackerTraitsGPU<nLayers>::getTFNumberOfCells() const
 ////////////////////////////////////////////////////////////////////////////////
 // Hybrid tracking
 template <int nLayers>
-void TrackerTraitsGPU<nLayers>::computeTrackletsHybrid(const int iteration)
+void TrackerTraitsGPU<nLayers>::computeTrackletsHybrid(const int iteration, int, int)
 {
-  TrackerTraits::computeLayerTracklets(iteration);
+  TrackerTraits::computeLayerTracklets(iteration, iteration, iteration);
   mTimeFrameGPU->loadTrackletsDevice();
 }
 

Detectors/ITSMFT/ITS/tracking/include/ITStracking/TrackerTraits.h

@@ -57,7 +57,7 @@ class TrackerTraits
   virtual void findCellsNeighbours(const int iteration);
   virtual void findRoads(const int iteration);
   virtual void initialiseTimeFrameHybrid(const int iteration) { LOGP(error, "initialiseTimeFrameHybrid: this method should never be called with CPU traits"); }
-  virtual void computeTrackletsHybrid(const int iteration) { LOGP(error, "computeTrackletsHybrid: this method should never be called with CPU traits"); }
+  virtual void computeTrackletsHybrid(const int iteration, int, int) { LOGP(error, "computeTrackletsHybrid: this method should never be called with CPU traits"); }
   virtual void computeCellsHybrid(const int iteration) { LOGP(error, "computeCellsHybrid: this method should never be called with CPU traits"); }
   virtual void findCellsNeighboursHybrid(const int iteration) { LOGP(error, "findCellsNeighboursHybrid: this method should never be called with CPU traits"); }
   virtual void findRoadsHybrid(const int iteration) { LOGP(error, "findRoadsHybrid: this method should never be called with CPU traits"); }

Detectors/ITSMFT/ITS/tracking/src/Tracker.cxx

@@ -195,7 +195,7 @@ void Tracker::initialiseTimeFrameHybrid(int& iteration)
 
 void Tracker::computeTrackletsHybrid(int& iteration, int&, int&)
 {
-  mTraits->computeTrackletsHybrid(iteration);
+  mTraits->computeTrackletsHybrid(iteration, iteration, iteration); // placeholder for the proper ROF/vertex slicing
 }
 
 void Tracker::computeCellsHybrid(int& iteration)