155 lines
2.7 KiB
C++
155 lines
2.7 KiB
C++
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <simgear/compiler.h>
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#include <simgear/debug/logstream.hxx>
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#include <functional>
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#include <boost/bind.hpp>
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#include "FGEventMgr.hxx"
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FGEventMgr::FGEvent::FGEvent()
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: status(FG_EVENT_SUSP),
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interval_ms(0),
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ms_to_go(0),
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cum_time(0),
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min_time(100000),
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max_time(0),
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count(0)
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{
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}
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FGEventMgr::FGEvent::FGEvent( const string& desc,
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callback_type cb,
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EventState status_,
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interval_type ms )
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: description(desc),
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callback(cb),
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status(status_),
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interval_ms(ms),
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ms_to_go(ms),
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cum_time(0),
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min_time(100000),
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max_time(0),
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count(0)
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{
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}
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FGEventMgr::FGEvent::~FGEvent()
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{
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}
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void
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FGEventMgr::FGEvent::run()
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{
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SGTimeStamp start_time;
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SGTimeStamp finish_time;
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start_time.stamp();
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// run the event
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this->callback();
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finish_time.stamp();
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++count;
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unsigned long duration = finish_time - start_time;
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cum_time += duration;
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if ( duration < min_time ) {
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min_time = duration;
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}
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if ( duration > max_time ) {
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max_time = duration;
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}
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reset();
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}
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void
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FGEventMgr::FGEvent::print_stats() const
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{
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SG_LOG( SG_EVENT, SG_INFO,
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" " << description
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<< " int=" << interval_ms / 1000.0
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<< " cum=" << cum_time
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<< " min=" << min_time
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<< " max=" << max_time
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<< " count=" << count
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<< " ave=" << cum_time / (double)count );
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}
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FGEventMgr::FGEventMgr()
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{
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}
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FGEventMgr::~FGEventMgr()
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{
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}
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void
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FGEventMgr::init()
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{
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SG_LOG( SG_EVENT, SG_INFO, "Initializing event manager" );
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event_table.clear();
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}
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void
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FGEventMgr::bind()
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{
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}
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void
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FGEventMgr::unbind()
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{
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}
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void
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FGEventMgr::update( int dt )
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{
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// Scan all events. Execute any whose interval has expired.
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event_container_type::iterator first = event_table.begin();
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event_container_type::iterator last = event_table.end();
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for(; first != last; ++first)
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{
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if (first->update( dt ))
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{
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first->run();
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}
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}
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}
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void
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FGEventMgr::Register( const string& desc,
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callback_type cb,
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EventState state,
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interval_type ms )
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{
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FGEvent event( desc, cb, state, ms );
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if (state == FG_EVENT_READY)
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event.run();
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event_table.push_back( event );
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SG_LOG( SG_EVENT, SG_INFO, "Registered event " << desc
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<< " to run every " << ms << "ms" );
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}
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void
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FGEventMgr::print_stats() const
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{
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SG_LOG( SG_EVENT, SG_INFO, "" );
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SG_LOG( SG_EVENT, SG_INFO, "Event Stats" );
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SG_LOG( SG_EVENT, SG_INFO, "-----------" );
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std::for_each( event_table.begin(), event_table.end(),
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boost::bind( &FGEvent::print_stats, _1 ) );
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SG_LOG( SG_EVENT, SG_INFO, "" );
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}
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