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#include "stdafx.h"
#include "EntityTracker.h"
#include "MinecraftServer.h"
#include "PlayerList.h"
#include "TrackedEntity.h"
#include "ServerPlayer.h"
#include "ServerLevel.h"
#include "..\Minecraft.World\Mth.h"
#include "..\Minecraft.World\net.minecraft.world.entity.h"
#include "..\Minecraft.World\net.minecraft.world.entity.item.h"
#include "..\Minecraft.World\net.minecraft.world.entity.monster.h"
#include "..\Minecraft.World\net.minecraft.world.entity.player.h"
#include "..\Minecraft.World\net.minecraft.world.entity.animal.h"
#include "..\Minecraft.World\net.minecraft.world.entity.global.h"
#include "..\Minecraft.World\net.minecraft.world.entity.projectile.h"
#include "..\Minecraft.World\net.minecraft.world.entity.boss.enderdragon.h"
#include "..\Minecraft.World\net.minecraft.network.packet.h"
#include "..\Minecraft.World\net.minecraft.network.h"
#include "..\Minecraft.World\net.minecraft.world.level.dimension.h"
#include "..\Minecraft.World\BasicTypeContainers.h"
#include "..\Minecraft.World\net.minecraft.world.level.chunk.h"
#include "PlayerConnection.h"
EntityTracker::EntityTracker(ServerLevel *level)
{
this->level = level;
maxRange = level->getServer()->getPlayers()->getMaxRange();
}
void EntityTracker::addEntity(shared_ptr<Entity> e)
{
if (e->instanceof(eTYPE_SERVERPLAYER))
{
addEntity(e, 32 * 16, 2);
shared_ptr<ServerPlayer> player = dynamic_pointer_cast<ServerPlayer>(e);
for ( auto& it : entities )
{
if( it && it->e != player )
{
it->updatePlayer(this, player);
}
}
}
else if (e->instanceof(eTYPE_FISHINGHOOK)) addEntity(e, 16 * 4, 5, true);
else if (e->instanceof(eTYPE_SMALL_FIREBALL)) addEntity(e, 16 * 4, 10, false);
else if (e->instanceof(eTYPE_DRAGON_FIREBALL)) addEntity(e, 16 * 4, 10, false); // 4J Added TU9
else if (e->instanceof(eTYPE_ARROW)) addEntity(e, 16 * 4, 20, false);
else if (e->instanceof(eTYPE_FIREBALL)) addEntity(e, 16 * 4, 10, false);
else if (e->instanceof(eTYPE_SNOWBALL)) addEntity(e, 16 * 4, 10, true);
else if (e->instanceof(eTYPE_THROWNENDERPEARL)) addEntity(e, 16 * 4, 10, true);
else if (e->instanceof(eTYPE_EYEOFENDERSIGNAL)) addEntity(e, 16 * 4, 4, true);
else if (e->instanceof(eTYPE_THROWNEGG)) addEntity(e, 16 * 4, 10, true);
else if (e->instanceof(eTYPE_THROWNPOTION)) addEntity(e, 16 * 4, 10, true);
else if (e->instanceof(eTYPE_THROWNEXPBOTTLE)) addEntity(e, 16 * 4, 10, true);
else if (e->instanceof(eTYPE_FIREWORKS_ROCKET)) addEntity(e, 16 * 4, 10, true);
else if (e->instanceof(eTYPE_ITEMENTITY)) addEntity(e, 16 * 4, 20, true);
else if (e->instanceof(eTYPE_MINECART)) addEntity(e, 16 * 5, 1, true);
else if (e->instanceof(eTYPE_BOAT)) addEntity(e, 16 * 5, 1, true);
else if (e->instanceof(eTYPE_SQUID)) addEntity(e, 16 * 4, 1, true);
else if (e->instanceof(eTYPE_WITHERBOSS)) addEntity(e, 16 * 5, 1, false);
else if (e->instanceof(eTYPE_BAT)) addEntity(e, 16 * 5, 1, false);
else if (dynamic_pointer_cast<Creature>(e)!=NULL) addEntity(e, 16 * 5, 1, true);
else if (e->instanceof(eTYPE_ENDERDRAGON)) addEntity(e, 16 * 10, 1, true);
else if (e->instanceof(eTYPE_PRIMEDTNT)) addEntity(e, 16 * 10, 10, true);
else if (e->instanceof(eTYPE_FALLINGTILE)) addEntity(e, 16 * 10, 20, true);
else if (e->instanceof(eTYPE_HANGING_ENTITY)) addEntity(e, 16 * 10, INT_MAX, false);
else if (e->instanceof(eTYPE_EXPERIENCEORB)) addEntity(e, 16 * 10, 20, true);
else if (e->instanceof(eTYPE_ENDER_CRYSTAL)) addEntity(e, 16 * 16, INT_MAX, false);
else if (e->instanceof(eTYPE_ITEM_FRAME)) addEntity(e, 16 * 10, INT_MAX, false);
}
void EntityTracker::addEntity(shared_ptr<Entity> e, int range, int updateInterval)
{
addEntity(e, range, updateInterval, false);
}
void EntityTracker::addEntity(shared_ptr<Entity> e, int range, int updateInterval, bool trackDeltas)
{
if (range > maxRange) range = maxRange;
if (entityMap.find(e->entityId) != entityMap.end())
{
assert(false); // Entity already tracked
}
if( e->entityId >= 2048 )
{
__debugbreak();
}
shared_ptr<TrackedEntity> te = shared_ptr<TrackedEntity>( new TrackedEntity(e, range, updateInterval, trackDeltas) );
entities.insert(te);
entityMap[e->entityId] = te;
te->updatePlayers(this, &level->players);
}
// 4J - have split removeEntity into two bits - it used to do the equivalent of EntityTracker::removePlayer followed by EntityTracker::removeEntity.
// This is to allow us to now choose to remove the player as a "seenBy" only when the player has actually been removed from the level's own player array
void EntityTracker::removeEntity(shared_ptr<Entity> e)
{
auto it = entityMap.find(e->entityId);
if( it != entityMap.end() )
{
shared_ptr<TrackedEntity> te = it->second;
entityMap.erase(it);
entities.erase(te);
te->broadcastRemoved();
}
}
void EntityTracker::removePlayer(shared_ptr<Entity> e)
{
if (e->GetType() == eTYPE_SERVERPLAYER)
{
shared_ptr<ServerPlayer> player = dynamic_pointer_cast<ServerPlayer>(e);
for( auto& it : entities )
{
if ( it )
it->removePlayer(player);
}
// 4J: Flush now to ensure remove packets are sent before player respawns and add entity packets are sent
player->flushEntitiesToRemove();
}
}
void EntityTracker::tick()
{
vector<shared_ptr<ServerPlayer> > movedPlayers;
for( auto& te : entities )
{
if ( te )
{
te->tick(this, &level->players);
if (te->moved && te->e->GetType() == eTYPE_SERVERPLAYER)
{
movedPlayers.push_back(dynamic_pointer_cast<ServerPlayer>(te->e));
}
}
}
// 4J Stu - If one player on a system is updated, then make sure they all are as they all have their
// range extended to include entities visible by any other player on the system
// Fix for #11194 - Gameplay: Host player and their split-screen avatars can become invisible and invulnerable to client.
MinecraftServer *server = MinecraftServer::getInstance();
for( unsigned int i = 0; i < server->getPlayers()->players.size(); i++ )
{
shared_ptr<ServerPlayer> ep = server->getPlayers()->players[i];
if( ep->dimension != level->dimension->id ) continue;
if( ep->connection == NULL ) continue;
INetworkPlayer *thisPlayer = ep->connection->getNetworkPlayer();
if( thisPlayer == NULL ) continue;
bool addPlayer = false;
for (unsigned int j = 0; j < movedPlayers.size(); j++)
{
shared_ptr<ServerPlayer> sp = movedPlayers[j];
if( sp == ep ) break;
if(sp->connection == NULL) continue;
INetworkPlayer *otherPlayer = sp->connection->getNetworkPlayer();
if( otherPlayer != NULL && thisPlayer->IsSameSystem(otherPlayer) )
{
addPlayer = true;
break;
}
}
if( addPlayer ) movedPlayers.push_back( ep );
}
for (unsigned int i = 0; i < movedPlayers.size(); i++)
{
shared_ptr<ServerPlayer> player = movedPlayers[i];
if(player->connection == NULL) continue;
for( auto& te : entities )
{
if ( te && te->e != player)
{
te->updatePlayer(this, player);
}
}
}
// 4J Stu - We want to do this for dead players as they don't tick normally
for (auto& it : level->players )
{
shared_ptr<ServerPlayer> player = dynamic_pointer_cast<ServerPlayer>(it);
if( player && !player->isAlive())
{
player->flushEntitiesToRemove();
}
}
}
void EntityTracker::broadcast(shared_ptr<Entity> e, shared_ptr<Packet> packet)
{
auto it = entityMap.find(e->entityId);
if( it != entityMap.end() )
{
shared_ptr<TrackedEntity> te = it->second;
te->broadcast(packet);
}
}
void EntityTracker::broadcastAndSend(shared_ptr<Entity> e, shared_ptr<Packet> packet)
{
auto it = entityMap.find(e->entityId);
if( it != entityMap.end() )
{
shared_ptr<TrackedEntity> te = it->second;
te->broadcastAndSend(packet);
}
}
void EntityTracker::clear(shared_ptr<ServerPlayer> serverPlayer)
{
for ( auto& te : entities )
{
if ( te )
te->clear(serverPlayer);
}
}
void EntityTracker::playerLoadedChunk(shared_ptr<ServerPlayer> player, LevelChunk *chunk)
{
for ( auto& te : entities )
{
if (te->e != player && te->e->xChunk == chunk->x && te->e->zChunk == chunk->z)
{
te->updatePlayer(this, player);
}
}
}
// AP added for Vita so the range can be increased once the level starts
void EntityTracker::updateMaxRange()
{
maxRange = level->getServer()->getPlayers()->getMaxRange();
}
shared_ptr<TrackedEntity> EntityTracker::getTracker(shared_ptr<Entity> e)
{
auto it = entityMap.find(e->entityId);
if( it != entityMap.end() )
{
return it->second;
}
return nullptr;
}
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