C++ CvPlot::headUnitNode方法代码示例

//	--------------------------------------------------------------------------------
bool CvUnitMovement::IsSlowedByZOC(const CvUnit* pUnit, const CvPlot* pFromPlot, const CvPlot* pToPlot)
{
	if (pUnit->IsIgnoreZOC())
		return false;

	// Zone of Control
	if(GC.getZONE_OF_CONTROL_ENABLED() <= 0)
		return false;

	TeamTypes eUnitTeam = pUnit->getTeam();
	DomainTypes eUnitDomain = pUnit->getDomainType();
	CvTeam& kUnitTeam = GET_TEAM(eUnitTeam);

	//there are only two plots we need to check
	DirectionTypes moveDir = directionXY(pFromPlot,pToPlot);
	int eRight = (int(moveDir) + 1) % 6;
	int eLeft = (int(moveDir) + 5) % 6; 
	CvPlot* aPlotsToCheck[2];
	aPlotsToCheck[0] = plotDirection(pFromPlot->getX(),pFromPlot->getY(),(DirectionTypes)eRight);
	aPlotsToCheck[1] = plotDirection(pFromPlot->getX(),pFromPlot->getY(),(DirectionTypes)eLeft);
	for (int iCount=0; iCount<2; iCount++)
	{
		CvPlot* pAdjPlot = aPlotsToCheck[iCount];

		if(!pAdjPlot)
			continue;

		// check city zone of control
		if(pAdjPlot->isEnemyCity(*pUnit))
			return true;

		// Loop through all units to see if there's an enemy unit here
		IDInfo* pAdjUnitNode = pAdjPlot->headUnitNode();
		while(pAdjUnitNode != NULL)
		{
			CvUnit* pLoopUnit = NULL;
			if((pAdjUnitNode->eOwner >= 0) && pAdjUnitNode->eOwner < MAX_PLAYERS)
				pLoopUnit = (GET_PLAYER(pAdjUnitNode->eOwner).getUnit(pAdjUnitNode->iID));

			pAdjUnitNode = pAdjPlot->nextUnitNode(pAdjUnitNode);

			if(!pLoopUnit) 
				continue;

			if(pLoopUnit->isInvisible(eUnitTeam,false))
				continue;

			// Combat unit?
			if(!pLoopUnit->IsCombatUnit())
				continue;

			// Embarked units don't have ZOC
			if(pLoopUnit->isEmbarked())
				continue;

			// At war with this unit's team?
			TeamTypes eLoopUnitTeam = pLoopUnit->getTeam();
			if(eLoopUnitTeam == BARBARIAN_TEAM || kUnitTeam.isAtWar(eLoopUnitTeam) || pLoopUnit->isAlwaysHostile(*pAdjPlot) )
			{
				// Same Domain?
				DomainTypes eLoopUnitDomain = pLoopUnit->getDomainType();
				if(eLoopUnitDomain != eUnitDomain)
				{
					// hovering units always exert a ZOC
					if (pLoopUnit->IsHoveringUnit() || eLoopUnitDomain==DOMAIN_HOVER)
					{
						// continue on
					}
					// water unit can ZoC embarked land unit
					else if(eLoopUnitDomain == DOMAIN_SEA && (pToPlot->needsEmbarkation(pUnit) || pFromPlot->needsEmbarkation(pUnit)) )
					{
						// continue on
					}
					else
					{
						// ignore this unit
						continue;
					}
				}
				else
				{
					//land units don't ZoC embarked units (if they stay embarked)
					if(eLoopUnitDomain == DOMAIN_LAND && pToPlot->needsEmbarkation(pUnit) && pFromPlot->needsEmbarkation(pUnit))
					{
						continue;
					}
				}

				//ok, all conditions fulfilled
				return true;
			}
		}
	}

	return false;
}

//	--------------------------------------------------------------------------------
bool CvUnitMovement::IsSlowedByZOC(const CvUnit* pUnit, const CvPlot* pFromPlot, const CvPlot* pToPlot)
{
	if (pUnit->IsIgnoreZOC() || CostsOnlyOne(pUnit, pFromPlot, pToPlot))
	{
		return false;
	}

	// Zone of Control
	if(GC.getZONE_OF_CONTROL_ENABLED() > 0)
	{
		IDInfo* pAdjUnitNode;
		CvUnit* pLoopUnit;

		int iFromPlotX = pFromPlot->getX();
		int iFromPlotY = pFromPlot->getY();
		int iToPlotX = pToPlot->getX();
		int iToPlotY = pToPlot->getY();
		TeamTypes unit_team_type     = pUnit->getTeam();
		DomainTypes unit_domain_type = pUnit->getDomainType();
		bool bIsVisibleEnemyUnit     = pToPlot->isVisibleEnemyUnit(pUnit);
		CvTeam& kUnitTeam = GET_TEAM(unit_team_type);

		for(int iDirection0 = 0; iDirection0 < NUM_DIRECTION_TYPES; iDirection0++)
		{
			CvPlot* pAdjPlot = plotDirection(iFromPlotX, iFromPlotY, ((DirectionTypes)iDirection0));
			if(NULL != pAdjPlot)
			{
				// check city zone of control
				if(pAdjPlot->isEnemyCity(*pUnit))
				{
					// Loop through plots adjacent to the enemy city and see if it's the same as our unit's Destination Plot
					for(int iDirection = 0; iDirection < NUM_DIRECTION_TYPES; iDirection++)
					{
						CvPlot* pEnemyAdjPlot = plotDirection(pAdjPlot->getX(), pAdjPlot->getY(), ((DirectionTypes)iDirection));
						if(NULL != pEnemyAdjPlot)
						{
							// Destination adjacent to enemy city?
							if(pEnemyAdjPlot->getX() == iToPlotX && pEnemyAdjPlot->getY() == iToPlotY)
							{
								return true;
							}
						}
					}
				}

				pAdjUnitNode = pAdjPlot->headUnitNode();
				// Loop through all units to see if there's an enemy unit here
				while(pAdjUnitNode != NULL)
				{
					if((pAdjUnitNode->eOwner >= 0) && pAdjUnitNode->eOwner < MAX_PLAYERS)
					{
						pLoopUnit = (GET_PLAYER(pAdjUnitNode->eOwner).getUnit(pAdjUnitNode->iID));
					}
					else
					{
						pLoopUnit = NULL;
					}

					pAdjUnitNode = pAdjPlot->nextUnitNode(pAdjUnitNode);

					if(!pLoopUnit) continue;

					TeamTypes unit_loop_team_type = pLoopUnit->getTeam();

					if(pLoopUnit->isInvisible(unit_team_type,false)) continue;

					// Combat unit?
					if(!pLoopUnit->IsCombatUnit())
					{
						continue;
					}

					// At war with this unit's team?
					if(unit_loop_team_type == BARBARIAN_TEAM || kUnitTeam.isAtWar(unit_loop_team_type))
					{

						// Same Domain?

						DomainTypes loop_unit_domain_type = pLoopUnit->getDomainType();
						if(loop_unit_domain_type != unit_domain_type)
						{
							// this is valid
							if(loop_unit_domain_type == DOMAIN_SEA && unit_domain_type)
							{
								// continue on
							}
							else
							{
								continue;
							}
						}

						// Embarked?
						if(unit_domain_type == DOMAIN_LAND && pLoopUnit->isEmbarked())
						{
							continue;
						}

						// Loop through plots adjacent to the enemy unit and see if it's the same as our unit's Destination Plot
//.........这里部分代码省略.........