simpleprofiler.h

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// edbee - Copyright (c) 2012-2025 by Rick Blommers and contributors
// SPDX-License-Identifier: MIT
 
#pragma once
 
#include "edbee/exports.h"
 
//#include "config.h"
 
#include <QString>
#include <QStack>
#include <QMap>
 
 
namespace edbee {
 
#ifdef CONFIG_PROFILE
 
#define PROF_BEGIN \
    SimpleProfiler::instance()->begin( __FILE__, __LINE__, __func__, 0 );
 
#define PROF_END \
    SimpleProfiler::instance()->end();
 
#define PROF_BEGIN_NAMED(name) \
    SimpleProfiler::instance()->begin( __FILE__, __LINE__, __func__, name );
 
#else
#define PROF_BEGIN
#define PROF_END
#define PROF_BEGIN_NAMED(name)
#endif
 


class EDBEE_EXPORT SimpleProfiler {
 
public:
 
    static SimpleProfiler* instance();
 

    class ProfilerItem {
    public:
        ProfilerItem( const char* filename, int line, const char* function, const char* name );
        const char* filename() const { return filename_; }
        int line() const { return line_; }
        const char* function() const { return function_; }
        const char* name() const { return name_; }
        int callCount() const { return callCount_; }
        qint64 duration() const { return duration_; }
        qint64 childDuration() const { return childDuration_; }
        qint64 durationWithoutChilds() const { return duration_ - childDuration_; }
 
        void incCallCount() { ++callCount_; }
        void addDuration( qint64 duration ) { duration_ += duration; }
        void addChildDuration( qint64 duration ) { childDuration_ += duration; }
 
    protected:
        const char* filename_;      
        int line_;                  
        const char* function_;      
        const char* name_;          
 
        int callCount_;             
        qint64 duration_;           
        qint64 childDuration_;      
    };
    class ProfilerItem {…};

    struct ProfileStackItem {
        ProfilerItem* item;
        qint64 startTime;
    };
    struct ProfileStackItem {…};
 
 
 
    SimpleProfiler();
    virtual ~SimpleProfiler();
 
 
    void begin( const char* file, int line, const char* function, const char* name );
    void end();
 
    void dumpResults();
 
 
protected:
 
    QMap<QString,ProfilerItem*> statsMap_;   
    QStack<ProfileStackItem> stack_;         
};
class EDBEE_EXPORT SimpleProfiler {…};
 
 
 
} // edbee