firestorm/Gameleap/code/mw4/Libraries/Adept/ApplicationTask.cpp

//===========================================================================//
// File:	apptask.cpp                                                         //
// Project: MUNGA           Brick: Application								  		  //
// Contents: Interface specification for Application								  //
//---------------------------------------------------------------------------//
//   Date    Who  Modification                                               //
// --------  ---  ---------------------------------------------------------- //
// 08/24/94  ECH  Initial coding.                                            //
//---------------------------------------------------------------------------//
// Copyright (C) 1994-1995, Virtual World Entertainment, Inc.                //
// All Rights reserved worldwide                                             //
// This unpublished sourcecode is PROPRIETARY and CONFIDENTIAL               //
//===========================================================================//

#include "AdeptHeaders.hpp"

#include "ApplicationTask.hpp"
#include "EntityManager.hpp"
#include <gameOS\toolOS.hpp>

#if 1
#define TASK_LOGIC(string) LOGIC("Background Tasks::" string)
#else
#define TASK_LOGIC(string)
#endif

//#############################################################################
//###########################    ApplicationTask    ###########################
//#############################################################################

ApplicationTask::ClassData*
	ApplicationTask::DefaultData = NULL;

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	ApplicationTask::InitializeClass()
{
	Verify(!DefaultData);
	DefaultData =
		new ClassData(
			ApplicationTaskClassID,
			"Adept::ApplicationTask",
			BackgroundTasks::DefaultData
		);
	Check_Object(DefaultData);
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	ApplicationTask::TerminateClass()
{
	Check_Object(DefaultData);
	delete DefaultData;
	DefaultData = NULL;
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
ApplicationTask::ApplicationTask(ClassData *class_data):
	Plug(class_data)
{
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
ApplicationTask::~ApplicationTask()
{
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
bool
	ApplicationTask::Execute()
{
	return false;
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	ApplicationTask::TestInstance()
{
	Verify(IsDerivedFrom(DefaultData));
}

//#############################################################################
//###########################    BackgroundTasks    ###########################
//#############################################################################

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
BackgroundTasks::BackgroundTasks():
	Plug(DefaultData),
	taskSocket(NULL)
{
	taskIterator = new SafeChainIteratorOf<ApplicationTask*>(&taskSocket);
	Check_Object(taskIterator);
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
BackgroundTasks::~BackgroundTasks()
{
	Check_Object(taskIterator);
	taskIterator->DeletePlugs();
	Check_Object(taskIterator);
	delete taskIterator;
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	BackgroundTasks::AddTask(ApplicationTask *task)
{
	Check_Object(this);
	Check_Object(task);
	taskSocket.Add(task);
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
bool
	BackgroundTasks::Execute()
{
	Check_Object(this);

	ApplicationTask *task;

	Check_Object(taskIterator);
	taskIterator->First();
	while ((task = taskIterator->ReadAndNext()) != NULL)
	{
		Check_Object(task);
		task->Execute();
	}
	return false;
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ProcessEventTask ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

int
	ProcessEventTask::ProcessEventCalls = 0;

bool
	ProcessEventTask::Execute()
{
	TASK_LOGIC("Process Event");
	Check_Object(this);
	bool result=false;
	double stop = gos_GetHiResTime() + 800.0e-6;
	Check_Object(EventQueue::Instance);
	do {
		result = EventQueue::Instance->ProcessOneEvent();
	} while (result && gos_GetHiResTime() < stop);
	return result;
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ FryDeathRowTask ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

bool
	FryDeathRowTask::Execute()
{
	TASK_LOGIC("Fry Death Row");
	Check_Object(this);
	Check_Object(EntityManager::GetInstance());
	bool ret = EntityManager::GetInstance()->FryDeathRow();

	return ret;
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ RoutePacketsTask ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

bool
	RoutePacketsTask::Execute()
{
	Check_Object(this);
	TASK_LOGIC("Route Packets");

	if (Network::GetInstance() != NULL)
	{
		Check_Object(Network::GetInstance());
		while( Network::GetInstance()->RoutePacket() ){}
	}

	return false;
}


//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ RoutePacketsTask ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

bool
	RouteLocalPacketsTask::Execute()
{
	Check_Object(this);
	TASK_LOGIC("Route Local Packets");

	if (Network::GetInstance() != NULL)
	{
		#ifdef GROUP_ADEPT_NETWORK
		LOG_BLOCK("Game Logic::Network::Route Packet");
		#endif

		Check_Object(Network::GetInstance());
		Network::GetInstance()->RouteLocalPacket();

	}

	return false;
}