105 lines
3.7 KiB
C++
Executable File
105 lines
3.7 KiB
C++
Executable File
// Scheduler.h
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//
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// Mark Thompson mot20@cam.ac.uk / mark@wildfiregames.com
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//
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// Message scheduler
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//
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#ifndef SCHEDULER_INCLUDED
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#define SCHEDULER_INCLUDED
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#include <queue>
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#include <list>
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#include <set>
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#include "EntityMessage.h"
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#include "EntityHandles.h"
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#include "Singleton.h"
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#include "CStr.h"
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#include "scripting/ScriptableObject.h"
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class CJSProgressTimer;
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// Message, destination and delivery time information.
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struct SDispatchObject
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{
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int id;
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size_t deliveryTime;
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bool isRecurrent; size_t delay;
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SDispatchObject( int _id, const size_t _deliveryTime )
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: id(_id), deliveryTime( _deliveryTime ), isRecurrent( false ) {}
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SDispatchObject( int _id, const size_t _deliveryTime, const size_t _recurrence )
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: id(_id), deliveryTime( _deliveryTime ), isRecurrent( true ), delay( _recurrence ) {}
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inline bool operator<( const SDispatchObject& compare ) const
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{
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return( deliveryTime > compare.deliveryTime );
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}
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};
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struct SDispatchObjectScript : public SDispatchObject
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{
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CStrW script;
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JSObject* operateOn;
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inline SDispatchObjectScript( int _id, const CStrW& _script,
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const size_t _deliveryTime, JSObject* _operateOn = NULL )
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: SDispatchObject( _id, _deliveryTime ), script( _script ), operateOn( _operateOn ) {}
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inline SDispatchObjectScript( int _id, const CStrW& _script,
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const size_t _deliveryTime, JSObject* _operateOn, const size_t recurrence )
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: SDispatchObject( _id, _deliveryTime, recurrence ), script( _script ), operateOn( _operateOn ) {}
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};
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struct SDispatchObjectFunction : public SDispatchObject
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{
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JSFunction* function;
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JSObject* operateOn;
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inline SDispatchObjectFunction( int _id, JSFunction* _function,
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const size_t _deliveryTime, JSObject* _operateOn = NULL )
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: SDispatchObject( _id, _deliveryTime ), function( _function ), operateOn( _operateOn ) {}
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inline SDispatchObjectFunction( int _id, JSFunction* _function,
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const size_t _deliveryTime, JSObject* _operateOn, const size_t recurrence )
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: SDispatchObject( _id, _deliveryTime, recurrence ), function( _function ), operateOn( _operateOn ) {}
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};
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struct CScheduler : public Singleton<CScheduler>
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{
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std::priority_queue<SDispatchObjectScript> timeScript, frameScript;
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std::priority_queue<SDispatchObjectFunction> timeFunction, frameFunction;
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std::list<CJSProgressTimer*> progressTimers;
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int m_nextTaskId;
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bool m_abortInterval;
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STL_HASH_SET<int> tasksToCancel;
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CScheduler();
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int pushTime( size_t delay, const CStrW& fragment, JSObject* operateOn = NULL );
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int pushFrame( size_t delay, const CStrW& fragment, JSObject* operateOn = NULL );
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int pushInterval( size_t first, size_t interval, const CStrW& fragment, JSObject* operateOn = NULL, int id = 0 );
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int pushTime( size_t delay, JSFunction* function, JSObject* operateOn = NULL );
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int pushFrame( size_t delay, JSFunction* function, JSObject* operateOn = NULL );
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int pushInterval( size_t first, size_t interval, JSFunction* function, JSObject* operateOn = NULL, int id = 0 );
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void pushProgressTimer( CJSProgressTimer* progressTimer );
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void cancelTask( int id );
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void update(size_t elapsedSimulationTime);
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};
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#define g_Scheduler CScheduler::GetSingleton()
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class CJSProgressTimer : public CJSObject<CJSProgressTimer>
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{
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friend struct CScheduler;
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double m_Max, m_Current, m_Increment;
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JSFunction* m_Callback;
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JSObject* m_OperateOn;
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CJSProgressTimer( double Max, double Increment, JSFunction* Callback, JSObject* OperateOn );
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static JSBool Construct( JSContext* cx, JSObject* obj, uint argc, jsval* argv, jsval* rval );
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public:
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static void ScriptingInit();
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};
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// made visible to main.cpp's Frame() so that it can abort after 100 frames
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// if g_FixedFrameTiming == true (allows measuring performance).
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extern size_t frameCount;
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extern const int ORDER_DELAY;
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#endif
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