PndCudaExampleTask.h

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//****************************************************************************
//*                   This file is part of PandaRoot.                        *
//*                                                                          *
//*            PandaRoot is distributed under the terms of the               *
//*              GNU General Public License (GPL) version 3,                 *
//*                 copied verbatim in the file "LICENSE".                   *
//*                                                                          *
//*  Copyright (C) 2006 - 2024 FAIR GmbH and copyright holders of PandaRoot  *
//*     The copyright holders are listed in the file "COPYRIGHTHOLDERS".     *
//*               The authors are listed in the file "AUTHORS".              *
//****************************************************************************

/*

 Test Task to try out some cuda in FairRoot
 Andreas Herten, June 2013

 */
#ifndef PNDCUDAEXAMPLETASK_H_
#define PNDCUDAEXAMPLETASK_H_

// framework includes
#include "FairTask.h"
#include "PndDetectorList.h"

#include <vector>
#include <map>

// Actual GPU device-using function have to be declared as extern
extern "C" void DeviceInfo();
extern "C" void someOperation();

class TClonesArray;

class PndCudaExampleTask : public FairTask {
 public:
  PndCudaExampleTask();

  virtual ~PndCudaExampleTask();

  virtual void SetParContainers();
  virtual InitStatus Init();

  virtual void Exec(Option_t *opt);

  virtual void Finish();

 protected:
  // For both external functions local representatives have to exist
  void callGpuStuff() { someOperation(); };
  void DeviceInfo_() { return DeviceInfo(); }

 private:
  void Register();

  void Reset();

  void ProduceHits();

  ClassDef(PndCudaExampleTask, 1);
};

#endif