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253 lines
10 KiB
C++
253 lines
10 KiB
C++
#include "../Platform/stdafx.h"
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#include "EntityTracker.h"
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#include "../MinecraftServer.h"
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#include "../Network/PlayerList.h"
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#include "TrackedEntity.h"
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#include "ServerPlayer.h"
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#include "../Level/ServerLevel.h"
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#include "../../Minecraft.World/Util/Mth.h"
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#include "../../Minecraft.World/Headers/net.minecraft.world.entity.h"
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#include "../../Minecraft.World/Headers/net.minecraft.world.entity.item.h"
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#include "../../Minecraft.World/Headers/net.minecraft.world.entity.monster.h"
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#include "../../Minecraft.World/Headers/net.minecraft.world.entity.player.h"
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#include "../../Minecraft.World/Headers/net.minecraft.world.entity.animal.h"
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#include "../../Minecraft.World/Headers/net.minecraft.world.entity.global.h"
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#include "../../Minecraft.World/Headers/net.minecraft.world.entity.projectile.h"
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#include "../../Minecraft.World/Headers/net.minecraft.world.entity.boss.enderdragon.h"
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#include "../../Minecraft.World/Headers/net.minecraft.network.packet.h"
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#include "../../Minecraft.World/Headers/net.minecraft.network.h"
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#include "../../Minecraft.World/Headers/net.minecraft.world.level.dimension.h"
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#include "../../Minecraft.World/Headers/net.minecraft.world.level.chunk.h"
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#include "../Network/PlayerConnection.h"
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EntityTracker::EntityTracker(ServerLevel* level) {
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this->level = level;
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maxRange = level->getServer()->getPlayers()->getMaxRange();
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}
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void EntityTracker::addEntity(std::shared_ptr<Entity> e) {
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if (e->instanceof(eTYPE_SERVERPLAYER)) {
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addEntity(e, 32 * 16, 2);
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std::shared_ptr<ServerPlayer> player =
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std::dynamic_pointer_cast<ServerPlayer>(e);
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for (AUTO_VAR(it, entities.begin()); it != entities.end(); it++) {
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if ((*it)->e != player) {
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(*it)->updatePlayer(this, player);
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}
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}
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} else if (e->instanceof(eTYPE_FISHINGHOOK))
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addEntity(e, 16 * 4, 5, true);
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else if (e->instanceof(eTYPE_SMALL_FIREBALL))
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addEntity(e, 16 * 4, 10, false);
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else if (e->instanceof(eTYPE_DRAGON_FIREBALL))
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addEntity(e, 16 * 4, 10, false); // 4J Added TU9
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else if (e->instanceof(eTYPE_ARROW))
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addEntity(e, 16 * 4, 20, false);
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else if (e->instanceof(eTYPE_FIREBALL))
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addEntity(e, 16 * 4, 10, false);
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else if (e->instanceof(eTYPE_SNOWBALL))
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addEntity(e, 16 * 4, 10, true);
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else if (e->instanceof(eTYPE_THROWNENDERPEARL))
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addEntity(e, 16 * 4, 10, true);
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else if (e->instanceof(eTYPE_EYEOFENDERSIGNAL))
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addEntity(e, 16 * 4, 4, true);
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else if (e->instanceof(eTYPE_THROWNEGG))
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addEntity(e, 16 * 4, 10, true);
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else if (e->instanceof(eTYPE_THROWNPOTION))
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addEntity(e, 16 * 4, 10, true);
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else if (e->instanceof(eTYPE_THROWNEXPBOTTLE))
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addEntity(e, 16 * 4, 10, true);
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else if (e->instanceof(eTYPE_FIREWORKS_ROCKET))
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addEntity(e, 16 * 4, 10, true);
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else if (e->instanceof(eTYPE_ITEMENTITY))
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addEntity(e, 16 * 4, 20, true);
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else if (e->instanceof(eTYPE_MINECART))
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addEntity(e, 16 * 5, 3, true);
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else if (e->instanceof(eTYPE_BOAT))
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addEntity(e, 16 * 5, 3, true);
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else if (e->instanceof(eTYPE_SQUID))
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addEntity(e, 16 * 4, 3, true);
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else if (e->instanceof(eTYPE_WITHERBOSS))
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addEntity(e, 16 * 5, 3, false);
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else if (e->instanceof(eTYPE_BAT))
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addEntity(e, 16 * 5, 3, false);
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else if (std::dynamic_pointer_cast<Creature>(e) != NULL)
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addEntity(e, 16 * 5, 3, true);
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else if (e->instanceof(eTYPE_ENDERDRAGON))
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addEntity(e, 16 * 10, 3, true);
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else if (e->instanceof(eTYPE_PRIMEDTNT))
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addEntity(e, 16 * 10, 10, true);
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else if (e->instanceof(eTYPE_FALLINGTILE))
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addEntity(e, 16 * 10, 20, true);
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else if (e->instanceof(eTYPE_HANGING_ENTITY))
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addEntity(e, 16 * 10, INT_MAX, false);
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else if (e->instanceof(eTYPE_EXPERIENCEORB))
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addEntity(e, 16 * 10, 20, true);
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else if (e->instanceof(eTYPE_ENDER_CRYSTAL))
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addEntity(e, 16 * 16, INT_MAX, false);
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else if (e->instanceof(eTYPE_ITEM_FRAME))
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addEntity(e, 16 * 10, INT_MAX, false);
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}
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void EntityTracker::addEntity(std::shared_ptr<Entity> e, int range,
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int updateInterval) {
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addEntity(e, range, updateInterval, false);
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}
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void EntityTracker::addEntity(std::shared_ptr<Entity> e, int range,
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int updateInterval, bool trackDeltas) {
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if (range > maxRange) range = maxRange;
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if (entityMap.find(e->entityId) != entityMap.end()) {
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assert(false); // Entity already tracked
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}
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if (e->entityId >= 2048) {
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__debugbreak();
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}
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std::shared_ptr<TrackedEntity> te = std::shared_ptr<TrackedEntity>(
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new TrackedEntity(e, range, updateInterval, trackDeltas));
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entities.insert(te);
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entityMap[e->entityId] = te;
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te->updatePlayers(this, &level->players);
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}
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// 4J - have split removeEntity into two bits - it used to do the equivalent of
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// EntityTracker::removePlayer followed by EntityTracker::removeEntity. This is
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// to allow us to now choose to remove the player as a "seenBy" only when the
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// player has actually been removed from the level's own player array
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void EntityTracker::removeEntity(std::shared_ptr<Entity> e) {
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AUTO_VAR(it, entityMap.find(e->entityId));
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if (it != entityMap.end()) {
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std::shared_ptr<TrackedEntity> te = it->second;
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entityMap.erase(it);
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entities.erase(te);
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te->broadcastRemoved();
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}
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}
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void EntityTracker::removePlayer(std::shared_ptr<Entity> e) {
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if (e->GetType() == eTYPE_SERVERPLAYER) {
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std::shared_ptr<ServerPlayer> player =
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std::dynamic_pointer_cast<ServerPlayer>(e);
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for (AUTO_VAR(it, entities.begin()); it != entities.end(); it++) {
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(*it)->removePlayer(player);
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}
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// 4J: Flush now to ensure remove packets are sent before player
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// respawns and add entity packets are sent
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player->flushEntitiesToRemove();
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}
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}
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void EntityTracker::tick() {
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std::vector<std::shared_ptr<ServerPlayer> > movedPlayers;
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for (AUTO_VAR(it, entities.begin()); it != entities.end(); it++) {
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std::shared_ptr<TrackedEntity> te = *it;
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te->tick(this, &level->players);
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if (te->moved && te->e->GetType() == eTYPE_SERVERPLAYER) {
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movedPlayers.push_back(
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std::dynamic_pointer_cast<ServerPlayer>(te->e));
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}
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}
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// 4J Stu - If one player on a system is updated, then make sure they all
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// are as they all have their range extended to include entities visible by
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// any other player on the system Fix for #11194 - Gameplay: Host player and
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// their split-screen avatars can become invisible and invulnerable to
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// client.
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MinecraftServer* server = MinecraftServer::getInstance();
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for (unsigned int i = 0; i < server->getPlayers()->players.size(); i++) {
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std::shared_ptr<ServerPlayer> ep = server->getPlayers()->players[i];
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if (ep->dimension != level->dimension->id) continue;
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if (ep->connection == NULL) continue;
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INetworkPlayer* thisPlayer = ep->connection->getNetworkPlayer();
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if (thisPlayer == NULL) continue;
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bool addPlayer = false;
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for (unsigned int j = 0; j < movedPlayers.size(); j++) {
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std::shared_ptr<ServerPlayer> sp = movedPlayers[j];
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if (sp == ep) break;
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if (sp->connection == NULL) continue;
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INetworkPlayer* otherPlayer = sp->connection->getNetworkPlayer();
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if (otherPlayer != NULL && thisPlayer->IsSameSystem(otherPlayer)) {
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addPlayer = true;
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break;
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}
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}
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if (addPlayer) movedPlayers.push_back(ep);
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}
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for (unsigned int i = 0; i < movedPlayers.size(); i++) {
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std::shared_ptr<ServerPlayer> player = movedPlayers[i];
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if (player->connection == NULL) continue;
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for (AUTO_VAR(it, entities.begin()); it != entities.end(); it++) {
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std::shared_ptr<TrackedEntity> te = *it;
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if (te->e != player) {
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te->updatePlayer(this, player);
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}
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}
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}
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// 4J Stu - We want to do this for dead players as they don't tick normally
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for (AUTO_VAR(it, level->players.begin()); it != level->players.end();
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++it) {
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std::shared_ptr<ServerPlayer> player =
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std::dynamic_pointer_cast<ServerPlayer>(*it);
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if (!player->isAlive()) {
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player->flushEntitiesToRemove();
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}
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}
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}
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void EntityTracker::broadcast(std::shared_ptr<Entity> e,
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std::shared_ptr<Packet> packet) {
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AUTO_VAR(it, entityMap.find(e->entityId));
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if (it != entityMap.end()) {
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std::shared_ptr<TrackedEntity> te = it->second;
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te->broadcast(packet);
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}
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}
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void EntityTracker::broadcastAndSend(std::shared_ptr<Entity> e,
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std::shared_ptr<Packet> packet) {
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AUTO_VAR(it, entityMap.find(e->entityId));
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if (it != entityMap.end()) {
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std::shared_ptr<TrackedEntity> te = it->second;
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te->broadcastAndSend(packet);
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}
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}
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void EntityTracker::clear(std::shared_ptr<ServerPlayer> serverPlayer) {
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for (AUTO_VAR(it, entities.begin()); it != entities.end(); it++) {
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std::shared_ptr<TrackedEntity> te = *it;
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te->clear(serverPlayer);
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}
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}
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void EntityTracker::playerLoadedChunk(std::shared_ptr<ServerPlayer> player,
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LevelChunk* chunk) {
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for (AUTO_VAR(it, entities.begin()); it != entities.end(); ++it) {
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std::shared_ptr<TrackedEntity> te = *it;
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if (te->e != player && te->e->xChunk == chunk->x &&
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te->e->zChunk == chunk->z) {
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te->updatePlayer(this, player);
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}
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}
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}
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// AP added for Vita so the range can be increased once the level starts
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void EntityTracker::updateMaxRange() {
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maxRange = level->getServer()->getPlayers()->getMaxRange();
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}
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std::shared_ptr<TrackedEntity> EntityTracker::getTracker(
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std::shared_ptr<Entity> e) {
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AUTO_VAR(it, entityMap.find(e->entityId));
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if (it != entityMap.end()) {
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return it->second;
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}
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return nullptr;
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}
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