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GXProfiler.h

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#ifndef __GXPROFILER_H
#define __GXPROFILER_H


#include "GXStandardDefines.h"
#include "GXHashTable.h"
#include "GXHashableString.h"

struct GXProfileElement
{
public:

        CGXHashableString sFunctionName;
        __int64                   i64StartTick;
        __int64               iCallCount;
                        
        float                     fSecondCount;




public:
        GXProfileElement()
        {
                i64StartTick=0;
                iCallCount=0;
                fSecondCount=0.0f;
        }


        bool operator==(GXProfileElement& Target)
        {
                return sFunctionName==Target.sFunctionName;
        }


        UINT HashCode()
        {
                return sFunctionName.HashCode();
        }


        bool Assign(GXProfileElement& Source)
        {
                if(!sFunctionName.Assign(Source.sFunctionName))
                {
                        return false;
                }
                i64StartTick=Source.i64StartTick;
                iCallCount=Source.iCallCount;
                fSecondCount=Source.fSecondCount;

                return true;
        }



};





class CGXProfiler
{
public:
        CGXProfiler();
        virtual ~CGXProfiler();

        virtual bool Init();

        virtual bool FunctionEnter(char* szFunctionName);//not thread safe!!!
        virtual bool FunctionExit();


        virtual void IteratorFirst();
        virtual bool IteratorHasMore();
        virtual bool IteratorNext(GXProfileElement* pOut);

protected:
        static __int64                                  x_i64TicksPerSecond;
        CGXHashTable<GXProfileElement>  m_HashTable;

        GXProfileElement                                m_CurrentFunctionElement;
};




__int64 GetCurrentTick();
__int64 GetTicksPerSecond();





#endif

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