389 lines
9.7 KiB
Java
389 lines
9.7 KiB
Java
/*
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* This file is part of the L2J Mobius project.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.l2jmobius.gameserver.model;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ScheduledFuture;
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import java.util.function.Predicate;
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import java.util.logging.Logger;
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import com.l2jmobius.Config;
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import com.l2jmobius.gameserver.ThreadPoolManager;
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import com.l2jmobius.gameserver.datatables.SpawnTable;
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import com.l2jmobius.gameserver.model.actor.L2Attackable;
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import com.l2jmobius.gameserver.model.actor.L2Npc;
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import com.l2jmobius.gameserver.model.actor.L2Vehicle;
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public final class L2WorldRegion
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{
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private static final Logger _log = Logger.getLogger(L2WorldRegion.class.getName());
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/** Map containing visible objects in this world region. */
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private volatile Map<Integer, L2Object> _visibleObjects;
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private final int _regionX;
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private final int _regionY;
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private final int _regionZ;
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private boolean _active = false;
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private ScheduledFuture<?> _neighborsTask = null;
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public L2WorldRegion(int regionX, int regionY, int regionZ)
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{
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_regionX = regionX;
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_regionY = regionY;
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_regionZ = regionZ;
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// default a newly initialized region to inactive, unless always on is specified
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_active = Config.GRIDS_ALWAYS_ON;
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}
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/** Task of AI notification */
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public class NeighborsTask implements Runnable
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{
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private final boolean _isActivating;
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public NeighborsTask(boolean isActivating)
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{
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_isActivating = isActivating;
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}
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@Override
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public void run()
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{
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if (_isActivating)
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{
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// for each neighbor, if it's not active, activate.
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forEachSurroundingRegion(w ->
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{
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w.setActive(true);
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return true;
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});
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}
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else
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{
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if (areNeighborsEmpty())
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{
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setActive(false);
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}
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// check and deactivate
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forEachSurroundingRegion(w ->
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{
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if (w.areNeighborsEmpty())
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{
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w.setActive(false);
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}
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return true;
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});
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}
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}
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}
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private void switchAI(boolean isOn)
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{
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if (_visibleObjects == null)
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{
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return;
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}
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int c = 0;
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if (!isOn)
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{
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final Collection<L2Object> vObj = _visibleObjects.values();
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for (L2Object o : vObj)
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{
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if (o instanceof L2Attackable)
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{
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c++;
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final L2Attackable mob = (L2Attackable) o;
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// Set target to null and cancel Attack or Cast
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mob.setTarget(null);
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// Stop movement
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mob.stopMove(null);
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// Stop all active skills effects in progress on the L2Character
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mob.stopAllEffects();
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mob.clearAggroList();
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mob.getAttackByList().clear();
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// stop the ai tasks
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if (mob.hasAI())
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{
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mob.getAI().setIntention(com.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_IDLE);
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mob.getAI().stopAITask();
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}
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}
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else if (o instanceof L2Vehicle)
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{
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c++;
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}
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}
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_log.finer(c + " mobs were turned off");
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}
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else
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{
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final Collection<L2Object> vObj = _visibleObjects.values();
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for (L2Object o : vObj)
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{
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if (o instanceof L2Attackable)
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{
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c++;
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// Start HP/MP/CP Regeneration task
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((L2Attackable) o).getStatus().startHpMpRegeneration();
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}
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else if (o instanceof L2Npc)
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{
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((L2Npc) o).startRandomAnimationTask();
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}
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}
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_log.finer(c + " mobs were turned on");
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}
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}
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public boolean isActive()
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{
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return _active;
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}
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public boolean areNeighborsEmpty()
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{
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return !forEachSurroundingRegion(w ->
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{
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return !(w.isActive() && w.getVisibleObjects().values().stream().anyMatch(L2Object::isPlayable));
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});
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}
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/**
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* this function turns this region's AI and geodata on or off
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* @param value
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*/
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public void setActive(boolean value)
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{
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if (_active == value)
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{
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return;
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}
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_active = value;
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// turn the AI on or off to match the region's activation.
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switchAI(value);
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_log.finer((value ? "Starting" : "Stoping") + " Grid " + getName());
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}
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/**
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* Immediately sets self as active and starts a timer to set neighbors as active this timer is to avoid turning on neighbors in the case when a person just teleported into a region and then teleported out immediately...there is no reason to activate all the neighbors in that case.
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*/
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private void startActivation()
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{
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// first set self to active and do self-tasks...
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setActive(true);
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// if the timer to deactivate neighbors is running, cancel it.
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synchronized (this)
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{
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if (_neighborsTask != null)
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{
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_neighborsTask.cancel(true);
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_neighborsTask = null;
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}
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// then, set a timer to activate the neighbors
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_neighborsTask = ThreadPoolManager.getInstance().scheduleGeneral(new NeighborsTask(true), 1000 * Config.GRID_NEIGHBOR_TURNON_TIME);
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}
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}
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/**
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* starts a timer to set neighbors (including self) as inactive this timer is to avoid turning off neighbors in the case when a person just moved out of a region that he may very soon return to. There is no reason to turn self & neighbors off in that case.
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*/
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private void startDeactivation()
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{
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// if the timer to activate neighbors is running, cancel it.
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synchronized (this)
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{
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if (_neighborsTask != null)
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{
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_neighborsTask.cancel(true);
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_neighborsTask = null;
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}
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// start a timer to "suggest" a deactivate to self and neighbors.
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// suggest means: first check if a neighbor has L2PcInstances in it. If not, deactivate.
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_neighborsTask = ThreadPoolManager.getInstance().scheduleGeneral(new NeighborsTask(false), 1000 * Config.GRID_NEIGHBOR_TURNOFF_TIME);
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}
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}
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/**
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* Add the L2Object in the L2ObjectHashSet(L2Object) _visibleObjects containing L2Object visible in this L2WorldRegion <BR>
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* If L2Object is a L2PcInstance, Add the L2PcInstance in the L2ObjectHashSet(L2PcInstance) _allPlayable containing L2PcInstance of all player in game in this L2WorldRegion <BR>
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* Assert : object.getCurrentWorldRegion() == this
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* @param object
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*/
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public void addVisibleObject(L2Object object)
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{
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if (object == null)
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{
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return;
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}
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assert object.getWorldRegion() == this;
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if (_visibleObjects == null)
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{
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synchronized (object)
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{
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if (_visibleObjects == null)
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{
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_visibleObjects = new ConcurrentHashMap<>();
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}
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}
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}
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_visibleObjects.put(object.getObjectId(), object);
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if (object.isPlayable())
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{
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// if this is the first player to enter the region, activate self & neighbors
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if (!isActive() && (!Config.GRIDS_ALWAYS_ON))
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{
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startActivation();
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}
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}
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}
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/**
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* Remove the L2Object from the L2ObjectHashSet(L2Object) _visibleObjects in this L2WorldRegion. If L2Object is a L2PcInstance, remove it from the L2ObjectHashSet(L2PcInstance) _allPlayable of this L2WorldRegion <BR>
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* Assert : object.getCurrentWorldRegion() == this || object.getCurrentWorldRegion() == null
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* @param object
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*/
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public void removeVisibleObject(L2Object object)
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{
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if (object == null)
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{
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return;
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}
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assert (object.getWorldRegion() == this) || (object.getWorldRegion() == null);
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if (_visibleObjects == null)
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{
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return;
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}
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_visibleObjects.remove(object.getObjectId());
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if (object.isPlayable())
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{
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if (areNeighborsEmpty() && !Config.GRIDS_ALWAYS_ON)
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{
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startDeactivation();
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}
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}
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}
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public Map<Integer, L2Object> getVisibleObjects()
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{
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return _visibleObjects != null ? _visibleObjects : Collections.emptyMap();
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}
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public String getName()
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{
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return "(" + _regionX + ", " + _regionY + ", " + _regionZ + ")";
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}
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/**
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* Deleted all spawns in the world.
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*/
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public void deleteVisibleNpcSpawns()
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{
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if (_visibleObjects == null)
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{
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return;
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}
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_log.finer("Deleting all visible NPC's in Region: " + getName());
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final Collection<L2Object> vNPC = _visibleObjects.values();
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for (L2Object obj : vNPC)
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{
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if (obj instanceof L2Npc)
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{
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final L2Npc target = (L2Npc) obj;
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target.deleteMe();
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final L2Spawn spawn = target.getSpawn();
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if (spawn != null)
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{
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spawn.stopRespawn();
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SpawnTable.getInstance().deleteSpawn(spawn, false);
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}
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_log.finest("Removed NPC " + target.getObjectId());
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}
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}
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_log.info("All visible NPC's deleted in Region: " + getName());
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}
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public boolean forEachSurroundingRegion(Predicate<L2WorldRegion> p)
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{
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for (int x = _regionX - 1; x <= (_regionX + 1); x++)
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{
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for (int y = _regionY - 1; y <= (_regionY + 1); y++)
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{
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for (int z = _regionZ - 1; z <= (_regionZ + 1); z++)
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{
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if (L2World.validRegion(x, y, z))
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{
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final L2WorldRegion worldRegion = L2World.getInstance().getWorldRegions()[x][y][z];
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if (!p.test(worldRegion))
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{
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return false;
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}
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}
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}
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}
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}
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return true;
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}
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public int getRegionX()
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{
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return _regionX;
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}
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public int getRegionY()
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{
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return _regionY;
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}
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public int getRegionZ()
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{
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return _regionZ;
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}
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public boolean isSurroundingRegion(L2WorldRegion region)
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{
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return (region != null) && (getRegionX() >= (region.getRegionX() - 1)) && (getRegionX() <= (region.getRegionX() + 1)) && (getRegionY() >= (region.getRegionY() - 1)) && (getRegionY() <= (region.getRegionY() + 1)) && (getRegionZ() >= (region.getRegionZ() - 1)) && (getRegionZ() <= (region.getRegionZ() + 1));
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}
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}
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