Bernie Bright:
Here are the Boost-less FGEventMgr updates I promised. Removed Boost dependencies from FGEventMgr. Removed Boost configure check. fgMethodCallback now handles const member functions. I've successfully tested these changes with gcc and msvc.
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5 changed files with 101 additions and 68 deletions
src
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@ -35,7 +35,6 @@
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#include <Navaids/mkrbeacons.hxx>
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#include <Navaids/navlist.hxx>
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#include <Time/FGEventMgr.hxx>
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#include <boost/bind.hpp>
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#include "radiostack.hxx"
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@ -143,8 +142,7 @@ FGRadioStack::init ()
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// Search radio database once per second
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global_events.Register( "fgRadioSearch()",
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boost::bind( &FGRadioStack::search,
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current_radiostack),
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current_radiostack, &FGRadioStack::search,
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1000 );
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}
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@ -22,6 +22,8 @@
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#ifndef _FG_CALLBACK_HXX
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#define _FG_CALLBACK_HXX
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#include <stdlib.h>
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// -dw- need size_t for params() function
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#ifdef __MWERKS__
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typedef unsigned long size_t;
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@ -114,14 +116,16 @@ fgFunctionCallback::call0v( void** )
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//-----------------------------------------------------------------------------
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//
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// Callback for invoking an object method.
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// Callback for invoking a member function.
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//
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//template< typename Ret, class T >
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template< class T >
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class fgMethodCallback : public fgCallback
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{
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public:
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// Pointer to method taking no arguments and returning void.
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typedef void (T::*Method0v)();
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typedef void (T::*Method0vc)() const;
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// A callback instance to invoke method 'm' of object 'o'
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fgMethodCallback( T* o, Method0v m )
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@ -130,6 +134,13 @@ public:
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method0v(m),
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doPtr(&fgMethodCallback<T>::call0v) {}
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// A callback instance to invoke a const method 'm' of object 'o'
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fgMethodCallback( T* o, Method0vc m )
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: fgCallback(0),
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object(o),
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method0vc(m),
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doPtr(&fgMethodCallback<T>::call0v) {}
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// Create a clone on the heap.
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fgCallback* clone() const;
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@ -146,7 +157,10 @@ private:
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private:
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T* object;
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Method0v method0v;
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union {
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Method0v method0v;
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Method0vc method0vc;
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};
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// typedef void * (fgMethodCallback::*DoPtr)( void ** );
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typedef void * (fgMethodCallback<T>::*DoPtr)( void ** );
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@ -175,4 +189,3 @@ fgMethodCallback<T>::call0v( void** )
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#endif // _FG_CALLBACK_HXX
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@ -105,7 +105,6 @@
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#include <Sound/fg_fx.hxx>
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#include <Sound/soundmgr.hxx>
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#include <Time/FGEventMgr.hxx>
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#include <boost/bind.hpp>
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#include <Time/light.hxx>
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#include <Time/sunpos.hxx>
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#include <Time/moonpos.hxx>
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@ -777,9 +776,8 @@ bool fgInitSubsystems( void ) {
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global_events.init();
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// Output event stats every 60 seconds
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global_events.Register( "fgEVENT_MGR::PrintStats()",
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boost::bind( &FGEventMgr::print_stats,
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&global_events ),
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global_events.Register( "FGEventMgr::print_stats()",
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&global_events, &FGEventMgr::print_stats,
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60000 );
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@ -809,7 +807,7 @@ bool fgInitSubsystems( void ) {
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// update the lighting parameters (based on sun angle)
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global_events.Register( "fgLight::Update()",
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boost::bind( &fgLIGHT::Update, &cur_light_params ),
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&cur_light_params, &fgLIGHT::Update,
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30000 );
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@ -1128,5 +1126,3 @@ void fgReInitSubsystems( void )
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fgSetBool("/sim/freeze/master", false);
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}
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}
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@ -4,15 +4,17 @@
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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 <functional>
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// #include <algorithm>
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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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: name_(""),
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callback_(0),
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status_(FG_EVENT_SUSP),
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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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@ -20,15 +22,15 @@ FGEventMgr::FGEvent::FGEvent()
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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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FGEventMgr::FGEvent::FGEvent( const char* name,
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fgCallback* 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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: name_(name),
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callback_(cb),
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status_(status),
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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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@ -39,6 +41,7 @@ FGEventMgr::FGEvent::FGEvent( const string& desc,
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FGEventMgr::FGEvent::~FGEvent()
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{
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//delete callback_;
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}
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void
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@ -50,7 +53,7 @@ FGEventMgr::FGEvent::run()
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start_time.stamp();
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// run the event
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this->callback();
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callback_->call(0);
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finish_time.stamp();
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@ -75,8 +78,8 @@ 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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" " << name_
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<< " int=" << 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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@ -126,18 +129,14 @@ FGEventMgr::update( int dt )
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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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FGEventMgr::Register( const FGEvent& event )
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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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// if (event.is_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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SG_LOG( SG_EVENT, SG_INFO, "Registered event " << event.name()
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<< " to run every " << event.interval() << "ms" );
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}
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void
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@ -147,8 +146,17 @@ FGEventMgr::print_stats() const
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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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#if 1
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event_container_type::const_iterator first = event_table.begin();
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event_container_type::const_iterator last = event_table.end();
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for (; first != last; ++first)
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{
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first->print_stats();
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}
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#else
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// #@!$ MSVC can't handle const member functions.
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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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std::mem_fun_ref( &FGEvent::print_stats ) );
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#endif
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SG_LOG( SG_EVENT, SG_INFO, "" );
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}
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@ -24,12 +24,12 @@
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#ifndef FG_EVENT_MGR_H_INCLUDED
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#define FG_EVENT_MGR_H_INCLUDED 1
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#include <boost/function.hpp>
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#include <simgear/compiler.h>
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#include <simgear/timing/timestamp.hxx>
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#include <Main/fgfs.hxx>
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#include <Include/fg_callback.hxx>
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#include <vector>
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#include <string>
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@ -52,7 +52,6 @@ public:
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FG_EVENT_QUEUED = 2
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};
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typedef boost::function<void> callback_type;
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typedef int interval_type;
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private:
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@ -68,9 +67,9 @@ private:
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*/
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FGEvent();
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FGEvent( const string& desc,
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callback_type cb,
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EventState status_,
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FGEvent( const char* desc,
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fgCallback* cb,
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EventState status,
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interval_type ms );
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/**
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@ -83,8 +82,8 @@ private:
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*/
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void reset()
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{
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status = FG_EVENT_READY;
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ms_to_go = interval_ms;
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status_ = FG_EVENT_READY;
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ms_to_go_ = ms_;
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}
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/**
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@ -92,6 +91,11 @@ private:
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*/
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void run();
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bool is_ready() const { return status_ == FG_EVENT_READY; }
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string name() const { return name_; }
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interval_type interval() const { return ms_; }
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/**
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* Display event statistics.
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*/
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@ -104,19 +108,19 @@ private:
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*/
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bool update( int dt_ms )
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{
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if (status != FG_EVENT_READY)
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if (status_ != FG_EVENT_READY)
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return false;
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ms_to_go -= dt_ms;
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return ms_to_go <= 0;
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ms_to_go_ -= dt_ms;
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return ms_to_go_ <= 0;
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}
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private:
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string description;
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callback_type callback;
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EventState status;
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interval_type interval_ms;
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int ms_to_go;
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string name_;
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fgCallback* callback_;
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EventState status_;
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interval_type ms_;
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int ms_to_go_;
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unsigned long cum_time; // cumulative processor time of this event
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unsigned long min_time; // time of quickest execution
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@ -150,19 +154,30 @@ public:
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* @param state
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* @param interval Callback repetition rate in milliseconds.
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*/
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void Register( const string& desc,
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callback_type cb,
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EventState state,
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interval_type interval_ms );
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/**
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*
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*/
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void Register( const string& desc,
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callback_type cb,
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interval_type interval_ms )
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void Register( const char* name,
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void (*cb)(),
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interval_type interval_ms,
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EventState state = FG_EVENT_READY )
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{
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this->Register( desc, cb, FG_EVENT_READY, interval_ms );
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this->Register( FGEvent( name, new fgFunctionCallback(cb), state, interval_ms ) );
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}
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template< class Obj >
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void Register( const char* name,
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Obj* obj, void (Obj::*pmf)() const,
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interval_type interval_ms,
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EventState state = FG_EVENT_READY )
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{
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this->Register( FGEvent( name, new fgMethodCallback<Obj>(obj,pmf), state, interval_ms ) );
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}
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template< class Obj >
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void Register( const char* name,
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Obj* obj, void (Obj::*pmf)(),
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interval_type interval_ms,
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EventState state = FG_EVENT_READY )
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{
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this->Register( FGEvent( name, new fgMethodCallback<Obj>(obj,pmf), state, interval_ms ) );
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}
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/**
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@ -170,6 +185,9 @@ public:
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*/
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void print_stats() const;
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private:
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void Register( const FGEvent& event );
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private:
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typedef vector< FGEvent > event_container_type;
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