C++ thread_specific_ptr::getHeroesInfo方法代码示例

TGoalVec CompleteQuest::missionResources() const
{
	TGoalVec solutions;

	auto heroes = cb->getHeroesInfo(); //TODO: choose best / free hero from among many possibilities?

	if(heroes.size())
	{
		if(q.quest->checkQuest(heroes.front())) //it doesn't matter which hero it is
		{
			return ai->ah->howToVisitObj(q.obj);
		}
		else
		{
			for(int i = 0; i < q.quest->m7resources.size(); ++i)
			{
				if(q.quest->m7resources[i])
					solutions.push_back(sptr(CollectRes(i, q.quest->m7resources[i])));
			}
		}
	}
	else
	{
		solutions.push_back(sptr(Goals::RecruitHero())); //FIXME: checkQuest requires any hero belonging to player :(
	}

	return solutions;
}

TGoalVec VisitTile::getAllPossibleSubgoals()
{
	assert(cb->isInTheMap(tile));

	TGoalVec ret;
	if (!cb->isVisible(tile))
		ret.push_back (sptr(Goals::Explore())); //what sense does it make?
	else
	{
		std::vector<const CGHeroInstance *> heroes;
		if (hero)
			heroes.push_back(hero.h); //use assigned hero if any
		else
			heroes = cb->getHeroesInfo(); //use most convenient hero

		for (auto h : heroes)
		{
			if (ai->isAccessibleForHero(tile, h))
				ret.push_back (sptr(Goals::VisitTile(tile).sethero(h)));
		}
		if (ai->canRecruitAnyHero())
			ret.push_back (sptr(Goals::RecruitHero()));
	}
	if (ret.empty())
	{
		auto obj = frontOrNull(cb->getVisitableObjs(tile));
		if (obj && obj->ID == Obj::HERO && obj->tempOwner == ai->playerID) //our own hero stands on that tile
			ret.push_back (sptr(Goals::VisitTile(tile).sethero(dynamic_cast<const CGHeroInstance *>(obj)).setisElementar(true)));
		else
			ret.push_back (sptr(Goals::ClearWayTo(tile)));
	}

	//important - at least one sub-goal must handle case which is impossible to fulfill (unreachable tile)
	return ret;
}

TGoalVec ClearWayTo::getAllPossibleSubgoals()
{
	TGoalVec ret;
	for (auto h : cb->getHeroesInfo())
	{
		if ((hero && hero->visitablePos() == tile && hero == *h) || //we can't free the way ourselves
			h->visitablePos() == tile) //we are already on that tile! what does it mean?
			continue;

		SectorMap sm(h);

		int3 tileToHit = sm.firstTileToGet(hero ? hero : h, tile);
		//if our hero is trapped, make sure we request clearing the way from OUR perspective
		if (!tileToHit.valid())
			continue;

		if (isBlockedBorderGate(tileToHit))
		{	//FIXME: this way we'll not visit gate and activate quest :?
			ret.push_back  (sptr (Goals::FindObj (Obj::KEYMASTER, cb->getTile(tileToHit)->visitableObjects.back()->subID)));
		}

		auto topObj = cb->getTopObj(tileToHit);
		if(topObj)
		{
			if (topObj->ID == Obj::HERO && cb->getPlayerRelations(h->tempOwner, topObj->tempOwner) != PlayerRelations::ENEMIES)
				if (topObj != hero.get(true)) //the hero we wnat to free
					logAi->errorStream() << boost::format("%s stands in the way of %s") % topObj->getHoverText()  % h->getHoverText();
			if (topObj->ID == Obj::QUEST_GUARD || topObj->ID == Obj::BORDERGUARD)
			{
				if (shouldVisit(h, topObj))
				{
					//do NOT use VISIT_TILE, as tile with quets guard can't be visited
					ret.push_back (sptr (Goals::GetObj(topObj->id.getNum()).sethero(h)));
				}
				else
				{
					//TODO: we should be able to return apriopriate quest here (VCAI::striveToQuest)
					logAi->debugStream() << "Quest guard blocks the way to " + tile();
				}
			}
		}
		else
			ret.push_back (sptr (Goals::VisitTile(tileToHit).sethero(h)));
	}
	if (ai->canRecruitAnyHero())
		ret.push_back (sptr (Goals::RecruitHero()));

	if (ret.empty())
	{
		logAi->warnStream() << "There is no known way to clear the way to tile " + tile();
		throw goalFulfilledException (sptr(*this)); //make sure asigned hero gets unlocked
	}

	return ret;
}

TGoalVec CompleteQuest::tryCompleteQuest() const
{
	TGoalVec solutions;

	auto heroes = cb->getHeroesInfo(); //TODO: choose best / free hero from among many possibilities?

	for(auto hero : heroes)
	{
		if(q.quest->checkQuest(hero))
		{
			vstd::concatenate(solutions, ai->ah->howToVisitObj(hero, ObjectIdRef(q.obj->id)));
		}
	}

	return solutions;
}

TGoalVec VisitTile::getAllPossibleSubgoals()
{
	assert(cb->isInTheMap(tile));

	TGoalVec ret;
	if (!cb->isVisible(tile))
		ret.push_back (sptr(Goals::Explore())); //what sense does it make?
	else
	{
		std::vector<const CGHeroInstance *> heroes;
		if (hero)
			heroes.push_back(hero.h); //use assigned hero if any
		else
			heroes = cb->getHeroesInfo(); //use most convenient hero

		for (auto h : heroes)
		{
			if (ai->isAccessibleForHero(tile, h))
				ret.push_back (sptr(Goals::VisitTile(tile).sethero(h)));
		}
		if (ai->canRecruitAnyHero())
			ret.push_back (sptr(Goals::RecruitHero()));
	}
	if(ret.empty())
	{
		auto obj = vstd::frontOrNull(cb->getVisitableObjs(tile));
		if(obj && obj->ID == Obj::HERO && obj->tempOwner == ai->playerID) //our own hero stands on that tile
		{
			if (hero.get(true) && hero->id == obj->id) //if it's assigned hero, visit tile. If it's different hero, we can't visit tile now
				ret.push_back(sptr(Goals::VisitTile(tile).sethero(dynamic_cast<const CGHeroInstance *>(obj)).setisElementar(true)));
			else
				throw cannotFulfillGoalException("Tile is already occupied by another hero "); //FIXME: we should give up this tile earlier
		}
		else
			ret.push_back (sptr(Goals::ClearWayTo(tile)));
	}

	//important - at least one sub-goal must handle case which is impossible to fulfill (unreachable tile)
	return ret;
}

TSubgoal GetObj::whatToDoToAchieve()
{
	const CGObjectInstance * obj = cb->getObj(ObjectInstanceID(objid));
	if(!obj)
		return sptr (Goals::Explore());
	if (obj->tempOwner == ai->playerID) //we can't capture our own object -> move to Win codition
		throw cannotFulfillGoalException("Cannot capture my own object " + obj->getObjectName());

	int3 pos = obj->visitablePos();
	if (hero)
	{
		if (ai->isAccessibleForHero(pos, hero))
			return sptr (Goals::VisitTile(pos).sethero(hero));
	}
	else
	{
		for (auto h : cb->getHeroesInfo())
		{
			if (ai->isAccessibleForHero(pos, h))
				return sptr(Goals::VisitTile(pos).sethero(h)); //we must visit object with same hero, if any
		}
	}
	return sptr (Goals::ClearWayTo(pos).sethero(hero));
}

TGoalVec CollectRes::getAllPossibleSubgoals()
{
	TGoalVec ret;

	auto givesResource = [this](const CGObjectInstance * obj) -> bool
	{
		//TODO: move this logic to object side
		//TODO: remember mithril exists
		//TODO: water objects
		//TODO: Creature banks

		//return false first from once-visitable, before checking if they were even visited
		switch (obj->ID.num)
		{
		case Obj::TREASURE_CHEST:
			return resID == Res::GOLD;
			break;
		case Obj::RESOURCE:
			return obj->subID == resID;
			break;
		case Obj::MINE:
			return (obj->subID == resID &&
				(cb->getPlayerRelations(obj->tempOwner, ai->playerID) == PlayerRelations::ENEMIES)); //don't capture our mines
			break;
		case Obj::CAMPFIRE:
			return true; //contains all resources
			break;
		case Obj::WINDMILL:
			switch (resID)
			{
			case Res::GOLD:
			case Res::WOOD:
				return false;
			}
			break;
		case Obj::WATER_WHEEL:
			if (resID != Res::GOLD)
				return false;
			break;
		case Obj::MYSTICAL_GARDEN:
			if ((resID != Res::GOLD) && (resID != Res::GEMS))
				return false;
			break;
		case Obj::LEAN_TO:
		case Obj::WAGON:
			if (resID != Res::GOLD)
				return false;
			break;
		default:
			return false;
			break;
		}
		return !vstd::contains(ai->alreadyVisited, obj); //for weekly / once visitable
	};

	std::vector<const CGObjectInstance *> objs;
	for (auto obj : ai->visitableObjs)
	{
		if (givesResource(obj))
			objs.push_back(obj);
	}
	for (auto h : cb->getHeroesInfo())
	{
		std::vector<const CGObjectInstance *> ourObjs(objs); //copy common objects

		for (auto obj : ai->reservedHeroesMap[h]) //add objects reserved by this hero
		{
			if (givesResource(obj))
				ourObjs.push_back(obj);
		}

		for (auto obj : ourObjs)
		{
			auto waysToGo = ai->ah->howToVisitObj(h, ObjectIdRef(obj));

			vstd::concatenate(ret, waysToGo);
		}
	}
	return ret;
}

TGoalVec GatherArmy::getAllPossibleSubgoals()
{
	//get all possible towns, heroes and dwellings we may use
	TGoalVec ret;

	if(!hero.validAndSet())
	{
		return ret;
	}

	//TODO: include evaluation of monsters gather in calculation
	for(auto t : cb->getTownsInfo())
	{
		auto waysToVisit = ai->ah->howToVisitObj(hero, t);

		if(waysToVisit.size())
		{
			//grab army from town
			if(!t->visitingHero && howManyReinforcementsCanGet(hero.get(), t))
			{
				if(!vstd::contains(ai->townVisitsThisWeek[hero], t))
					vstd::concatenate(ret, waysToVisit);
			}

			//buy army in town
			if (!t->visitingHero || t->visitingHero == hero.get(true))
			{
				std::vector<int> values = {
					value,
					(int)howManyReinforcementsCanBuy(t->getUpperArmy(), t),
					(int)howManyReinforcementsCanBuy(hero.get(), t) };

				int val = *std::min_element(values.begin(), values.end());

				if (val)
				{
					auto goal = sptr(BuyArmy(t, val).sethero(hero));

					if(!ai->ah->containsObjective(goal)) //avoid loops caused by reserving same objective twice
						ret.push_back(goal);
					else
						logAi->debug("Can not buy army, because of ai->ah->containsObjective");
				}
			}
			//build dwelling
			//TODO: plan building over multiple turns?
			//auto bid = ah->canBuildAnyStructure(t, std::vector<BuildingID>(unitsSource, unitsSource + ARRAY_COUNT(unitsSource)), 8 - cb->getDate(Date::DAY_OF_WEEK));

			//Do not use below code for now, rely on generic Build. Code below needs to know a lot of town/resource context to do more good than harm
			/*auto bid = ai->ah->canBuildAnyStructure(t, std::vector<BuildingID>(unitsSource, unitsSource + ARRAY_COUNT(unitsSource)), 1);
			if (bid.is_initialized())
			{
				auto goal = sptr(BuildThis(bid.get(), t).setpriority(priority));
				if (!ai->ah->containsObjective(goal)) //avoid loops caused by reserving same objective twice
					ret.push_back(goal);
				else
					logAi->debug("Can not build a structure, because of ai->ah->containsObjective");
			}*/
		}
	}

	auto otherHeroes = cb->getHeroesInfo();
	auto heroDummy = hero;
	vstd::erase_if(otherHeroes, [heroDummy](const CGHeroInstance * h)
	{
		if(h == heroDummy.h)
			return true;
		else if(!ai->isAccessibleForHero(heroDummy->visitablePos(), h, true))
			return true;
		else if(!ai->canGetArmy(heroDummy.h, h)) //TODO: return actual aiValue
			return true;
		else if(ai->getGoal(h)->goalType == GATHER_ARMY)
			return true;
		else
		   return false;
	});

	for(auto h : otherHeroes)
	{
		// Go to the other hero if we are faster
		if(!vstd::contains(ai->visitedHeroes[hero], h))
		{
			vstd::concatenate(ret, ai->ah->howToVisitObj(hero, h));
		}

		// Go to the other hero if we are faster
		if(!vstd::contains(ai->visitedHeroes[h], hero))
		{
			vstd::concatenate(ret, ai->ah->howToVisitObj(h, hero.get()));
		}
	}

	std::vector<const CGObjectInstance *> objs;
	for(auto obj : ai->visitableObjs)
	{
		if(obj->ID == Obj::CREATURE_GENERATOR1)
		{
			auto relationToOwner = cb->getPlayerRelations(obj->getOwner(), ai->playerID);

			//Use flagged dwellings only when there are available creatures that we can afford
//.........这里部分代码省略.........