GPUDisplayInterface.h

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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
 
 
#ifndef GPUDISPLAYINTERFACE_H
#define GPUDISPLAYINTERFACE_H
 
#include <cstdint>
 
namespace o2::gpu
{
 
class GPUChainTracking;
class GPUQA;
struct GPUParam;
struct GPUTrackingInOutPointers;
template <class T>
struct ConstPtr;
template <template <typename T> class S>
struct GPUCalibObjectsTemplate;
typedef GPUCalibObjectsTemplate<ConstPtr> GPUCalibObjectsConst;
struct GPUDisplayFrontendInterface;
struct GPUSettingsDisplay;
struct GPUSettingsProcessing;
 
class GPUDisplayInterface
{
 public:
  GPUDisplayInterface(const GPUDisplayInterface&) = delete;
  virtual ~GPUDisplayInterface();
  virtual int32_t StartDisplay() = 0;
  virtual void ShowNextEvent(const GPUTrackingInOutPointers* ptrs = nullptr) = 0;
  virtual void BlockTillNextEvent() = 0;
  virtual void WaitTillEventShown() = 0;
  virtual void SetCollisionFirstCluster(uint32_t collision, int32_t sector, int32_t cluster) = 0;
  virtual void UpdateCalib(const GPUCalibObjectsConst* calib) = 0;
  virtual void UpdateParam(const GPUParam* param) = 0;
  static GPUDisplayInterface* getDisplay(GPUDisplayFrontendInterface* frontend, GPUChainTracking* chain, GPUQA* qa, const GPUParam* param = nullptr, const GPUCalibObjectsConst* calib = nullptr, const GPUSettingsDisplay* config = nullptr, const GPUSettingsProcessing* proc = nullptr);
 
 protected:
  GPUDisplayInterface();
};
 
class GPUDisplayFrontendInterface
{
 public:
  virtual ~GPUDisplayFrontendInterface();
  static GPUDisplayFrontendInterface* getFrontend(const char* type);
  virtual void DisplayExit() = 0;
  virtual bool EnableSendKey() = 0;
  virtual int32_t getDisplayControl() const = 0;
  virtual int32_t getSendKey() const = 0;
  virtual int32_t getNeedUpdate() const = 0;
  virtual void setDisplayControl(int32_t v) = 0;
  virtual void setSendKey(int32_t v) = 0;
  virtual void setNeedUpdate(int32_t v) = 0;
  virtual const char* frontendName() const = 0;
 
 protected:
  GPUDisplayFrontendInterface();
};
 
} // namespace o2::gpu
 
#endif // GPUDISPLAYINTERFACE_H