iperfmarkerinterface.h

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/*
* Copyright 2015 Autodesk, Inc. All rights reserved.
* Use of this software is subject to the terms of the Autodesk license agreement and any attachments or Appendices thereto provided at the time of installation or download,
* or which otherwise accompanies this software in either electronic or hard copy form, or which is signed by you and accepted by Autodesk.
*/


#ifndef Navigation_IPerfMarkerInterface_H
#define Navigation_IPerfMarkerInterface_H

#include "gwnavruntime/base/types.h"

namespace Kaim
{

class IPerfMarkerInterface
{
public:
    static IPerfMarkerInterface*& Instance() { static IPerfMarkerInterface* s_instance = KY_NULL; return s_instance; }

    virtual ~IPerfMarkerInterface() {}

    virtual void Begin(const char* name) = 0;

    virtual void End() = 0;

    static void BeginMarker(const char* name) { if (Instance()) Instance()->Begin(name); }

    static void EndMarker()                   { if (Instance()) Instance()->End();       }
};


class ScopedPerfMarker
{
public:
    ScopedPerfMarker(const char* name) { IPerfMarkerInterface::BeginMarker(name); }
    ~ScopedPerfMarker()                { IPerfMarkerInterface::EndMarker();       }
};


} // Kaim

#if defined(KY_PERF_MARKERS_ENABLED)

    #define KY_PERF_MARKER_BEGIN(name)  Kaim::IPerfMarkerInterface::BeginMarker(name)

    #define KY_PERF_MARKER_END()        Kaim::IPerfMarkerInterface::EndMarker()

    #define KY_SCOPED_PERF_MARKER(name) Kaim::ScopedPerfMarker scopedPerfMarker__(name);

#else

    #define KY_PERF_MARKER_BEGIN(name)
    #define KY_PERF_MARKER_END()
    #define KY_SCOPED_PERF_MARKER(name)

#endif  // defined(KY_PERF_MARKERS_ENABLED)


#endif // Navigation_IPerfMarkerInterface_H