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35
CThreadHelper.cpp
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35
CThreadHelper.cpp
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#include "CThreadHelper.h"
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#include <boost/thread.hpp>
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#include <boost/bind.hpp>
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CThreadHelper::CThreadHelper(std::vector<boost::function<void()> > *Tasks, int Threads)
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{
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currentTask = 0; amount = Tasks->size();
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tasks = Tasks;
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threads = Threads;
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}
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void CThreadHelper::run()
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{
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boost::thread_group grupa;
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for(int i=0;i<threads;i++)
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grupa.create_thread(boost::bind(&CThreadHelper::processTasks,this));
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grupa.join_all();
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}
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void CThreadHelper::processTasks()
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{
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int pom;
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while(true)
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{
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rtinm.lock();
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if((pom=currentTask) >= amount)
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{
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rtinm.unlock();
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break;
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}
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else
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{
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++currentTask;
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rtinm.unlock();
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(*tasks)[pom]();
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}
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}
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}
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38
CThreadHelper.h
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38
CThreadHelper.h
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#include "global.h"
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#include <boost/function.hpp>
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#include <boost/thread.hpp>
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typedef boost::function<void()> Task;
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class CThreadHelper
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{
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boost::mutex rtinm;
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int currentTask, amount, threads;
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std::vector<Task> *tasks;
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void processTasks();
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public:
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CThreadHelper(std::vector<boost::function<void()> > *Tasks, int Threads);
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void run();
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};
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template <typename T> inline void setData(T * data, boost::function<T()> func)
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{
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*data = func();
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}
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#define GET_DATA(TYPE,DESTINATION,FUNCTION_TO_GET) \
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(boost::bind(&setData<TYPE>,&DESTINATION,FUNCTION_TO_GET))
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#define GET_SURFACE(SUR_DESTINATION, SUR_NAME) \
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(GET_DATA \
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(SDL_Surface*,SUR_DESTINATION,\
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boost::function<SDL_Surface*()>(boost::bind(&BitmapHandler::loadBitmap,SUR_NAME,true))))
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#define GET_DEF(DESTINATION, DEF_NAME) \
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(GET_DATA \
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(CDefHandler*,DESTINATION,\
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boost::function<CDefHandler*()>(boost::bind(CDefHandler::giveDef,DEF_NAME,(CLodHandler*)NULL))))
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#define GET_DEF_ESS(DESTINATION, DEF_NAME) \
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(GET_DATA \
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(CDefEssential*,DESTINATION,\
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boost::function<CDefEssential*()>(boost::bind(CDefHandler::giveDefEss,DEF_NAME,(CLodHandler*)NULL))))
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