119 lines
2.9 KiB
C++
119 lines
2.9 KiB
C++
// ==============================================================
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// This file is part of Glest Shared Library (www.glest.org)
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//
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// Copyright (C) 2001-2008 Martiño Figueroa
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//
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// You can redistribute this code and/or modify it under
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// the terms of the GNU General Public License as published
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// by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version
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// ==============================================================
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#include "profiler.h"
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#ifdef SL_PROFILE
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#include <stdexcept>
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#include "leak_dumper.h"
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using namespace std;
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namespace Shared{ namespace Util{
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// =====================================================
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// class Section
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// =====================================================
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Section::Section(const string &name){
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this->name= name;
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milisElapsed= 0;
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parent= NULL;
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}
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Section *Section::getChild(const string &name){
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SectionContainer::iterator it;
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for(it= children.begin(); it!=children.end(); ++it){
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if((*it)->getName()==name){
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return *it;
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}
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}
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return NULL;
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}
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void Section::print(FILE *outStream, int tabLevel){
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float percent= (parent==NULL || parent->milisElapsed==0)? 100.0f: 100.0f*milisElapsed/parent->milisElapsed;
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string pname= parent==NULL? "": parent->getName();
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for(int i=0; i<tabLevel; ++i)
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fprintf(outStream, "\t");
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fprintf(outStream, "%s: ", name.c_str());
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fprintf(outStream, "%d ms, ", milisElapsed);
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fprintf(outStream, "%.1f%s\n", percent, "%");
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SectionContainer::iterator it;
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for(it= children.begin(); it!=children.end(); ++it){
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(*it)->print(outStream, tabLevel+1);
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}
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}
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// =====================================================
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// class Profiler
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// =====================================================
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Profiler::Profiler(){
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rootSection= new Section("Root");
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currSection= rootSection;
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rootSection->start();
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}
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Profiler::~Profiler(){
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rootSection->stop();
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string profileLog = "profiler.log";
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if(getGameReadWritePath(GameConstants::path_logs_CacheLookupKey) != "") {
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profileLog = getGameReadWritePath(GameConstants::path_logs_CacheLookupKey) + profileLog;
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}
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FILE *f= fopen(profileLog.c_str(), "w");
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if(f==NULL)
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throw runtime_error("Can not open file: " + profileLog);
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fprintf(f, "Profiler Results\n\n");
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rootSection->print(f);
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fclose(f);
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}
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Profiler &Profiler::getInstance(){
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static Profiler profiler;
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return profiler;
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}
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void Profiler::sectionBegin(const string &name){
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Section *childSection= currSection->getChild(name);
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if(childSection==NULL){
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childSection= new Section(name);
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currSection->addChild(childSection);
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childSection->setParent(currSection);
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}
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currSection= childSection;
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childSection->start();
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}
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void Profiler::sectionEnd(const string &name){
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if(name==currSection->getName()){
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currSection->stop();
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currSection= currSection->getParent();
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}
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else{
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throw runtime_error("Profile: Leaving section is not current section: "+name);
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}
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}
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}};//end namespace
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#endif
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