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majcostaandGitHub
ae55496e39
* Move main executable files to their own directory * Adapt the build to the new file structure ... and fix some weird #include's that were relying on the project root being an include directory.
88 lines
2.2 KiB
C++
88 lines
2.2 KiB
C++
#pragma once
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#include <vector>
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#include <set>
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#include <ostream>
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//#ifndef PROFILER_ENABLED
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//#define PROFILER_ENABLED
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//#endif
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#ifdef PROFILER_ENABLED
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#define STRINGIZE(x) #x
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#define NAMED_ PERFORMANCE_MARKER(x) PerfMarker x(__FILE__, STRINGIZE(x), __LINE__);
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#define END_NAMED_ PERFORMANCE_MARKER(x) x.endMark();
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#define PERFORMANCE_MARKER PerfMarker MARK(__FILE__, __FUNCTION__, __LINE__);
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#define PERIODIC_PROFILING
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#else
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#define PERFORMANCE_MARKER
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#endif
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#pragma warning (disable : 4512)//disables assignment operator could not be generated
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struct PerfDatum
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{
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PerfDatum( const char* const fileName,
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const char* const functionName,
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const int lineNumber,
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__int64 cycles = 0,
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__int64 calls = 0);
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const char* const _fileName;
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const char* const _functionName;
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const int _lineNumber;
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__int64 _cycles; //Number of CPU cycles used
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__int64 _calls; //Number of calls to this function
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};
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#pragma warning (default : 4512)//disables assignment operator could not be generated
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class PerfSort
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{
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public:
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bool operator()(const PerfDatum& lhs, const PerfDatum& rhs) const;
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};
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class PerfSort2
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{
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public:
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bool operator()(const PerfDatum& lhs, const PerfDatum& rhs) const;
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};
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typedef std::set<PerfDatum, PerfSort> PERF_LOG_T;
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typedef std::vector<PerfDatum* > PERF_STACK_T;
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class PerfManager
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{
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public:
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~PerfManager(void);
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static PerfManager* instance();
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void enterFunction( const char* const fileName,
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const char* const functionName,
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const int lineNumber);
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void exitFunction();
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void log(std::ostream &os);
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private:
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PerfManager(void);
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__int64 getCPUCount(void) const;
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void calibrate(void);
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int getPercision(const double value) const; //used for formatting percentages
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static PerfManager* _instance;
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PERF_LOG_T _perfLog;
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PERF_STACK_T _perfStack;
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__int64 _callTime; //Time it takes to call the getCPUCount function
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__int64 _totalTime;
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__int64 _lastTime; //The last time we got hte CPU count.
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};
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class PerfMarker
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{
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public:
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PerfMarker( const char* const fileName,
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const char* const functionName,
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const int lineNumber);
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~PerfMarker();
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void endMark();
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private:
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bool _onStack;
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};
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