easy_profiler/reader/main.cpp

#include "profiler/profiler.h"
#include "profiler/reader.h"
#include <fstream>
#include <list>
#include <iostream>
#include <map>
#include <stack>
#include <vector>
#include <iterator>
#include <algorithm> 
#include <ctime>
#include <chrono>
#include <iostream>
#include <string>


class TreePrinter
{
	struct Info{
		std::string name;
		std::string info;
	};
	std::vector<Info> m_rows;

public:
	TreePrinter(){

	}
	void addNewRow(int level)
	{

	}

	void printTree()
	{
		for (auto& row : m_rows){
			std::cout << row.name << " " << row.info << std::endl;
		}
	}
};


void printTree(TreePrinter& printer, const ::profiler::BlocksTree& tree, int level = 0, profiler::timestamp_t parent_dur = 0, profiler::timestamp_t root_dur = 0)
{
	
	if (tree.node){
		auto duration = tree.node->block()->duration();
		float duration_ms = duration / 1e6f;
		float percent = parent_dur ? float(duration) / float(parent_dur)*100.0f : 100.0f;
		float rpercent = root_dur ? float(duration) / float(root_dur)*100.0f : 100.0f;
		std::cout << std::string(level, '\t') << tree.node->getBlockName() 
			<< std::string(5 - level, '\t') 
			/*<< std::string(level, ' ')*/ << percent << "%| " 
			<< rpercent << "%| "
			<< duration_ms << " ms"
			<< std::endl;
		if (root_dur == 0){
			root_dur = tree.node->block()->duration();
		}
	}
	else{
		root_dur = 0;
	}
	

	for (const auto& i : tree.children){

		printTree(printer, i, level + 1, tree.node ? tree.node->block()->duration() : 0, root_dur);
	}
}

int main(int argc, char* argv[])
{

    ::profiler::thread_blocks_tree_t threaded_trees;

	::std::string filename;
	if(argc > 1 && argv[1])
    {
 		filename = argv[1];
    }
    else
    {
		std::cout << "Specify prof file: ";
        std::getline(std::cin, filename);
 		//return 255;
 	}

	::std::string dump_filename;
	if(argc > 2 && argv[2])
    {
		dump_filename = argv[2];
	}
    else
    {
        std::cout << "Specify output prof file: ";
        std::getline(std::cin, dump_filename);
    }

    if (dump_filename.size() > 2)
    {
        PROFILER_ENABLE
        std::cout << "Will dump reader prof file to " << dump_filename << std::endl;
    }
    else
    {
        dump_filename.clear();
    }


	auto start = std::chrono::system_clock::now();

	auto blocks_counter = fillTreesFromFile(filename.c_str(), threaded_trees, true);

	auto end = std::chrono::system_clock::now();

	std::cout << "Blocks count: " << blocks_counter << std::endl;
	std::cout << "dT =  " << std::chrono::duration_cast<std::chrono::microseconds>(end - start).count() << " usec" << std::endl;
	for (const auto & i : threaded_trees){
		TreePrinter p;
		std::cout << std::string(20, '=') << " thread "<< i.first << " "<< std::string(20, '=') << std::endl;
		printTree(p, i.second.tree,-1);
	}

	if(!dump_filename.empty())
	{
		auto bcount = profiler::dumpBlocksToFile(dump_filename.c_str());

		std::cout << "Blocks count for reader: " << bcount << std::endl;
	}



	return 0;
}