2019-07-30 02:57:43 +00:00
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/*
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2022-01-01 19:03:05 +00:00
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* Copyright (c) 2019-2022 GeyserMC. http://geysermc.org
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2019-07-30 02:57:43 +00:00
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @author GeyserMC
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* @link https://github.com/GeyserMC/Geyser
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*/
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2021-11-20 23:29:46 +00:00
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package org.geysermc.geyser.session.cache;
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2019-07-30 02:57:43 +00:00
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2020-08-08 22:41:12 +00:00
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import com.github.steveice10.mc.protocol.data.game.setting.Difficulty;
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2022-09-27 23:24:50 +00:00
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import it.unimi.dsi.fastutil.objects.Object2IntMap;
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import it.unimi.dsi.fastutil.objects.Object2IntMaps;
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import it.unimi.dsi.fastutil.objects.Object2IntOpenHashMap;
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2019-07-30 02:57:43 +00:00
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import lombok.Getter;
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2020-08-08 22:41:12 +00:00
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import lombok.Setter;
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2023-04-15 16:54:30 +00:00
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import org.cloudburstmc.math.vector.Vector3i;
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import org.cloudburstmc.protocol.bedrock.packet.SetTitlePacket;
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2021-11-20 21:34:30 +00:00
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import org.geysermc.geyser.scoreboard.Scoreboard;
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import org.geysermc.geyser.scoreboard.ScoreboardUpdater.ScoreboardSession;
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2022-03-26 00:22:39 +00:00
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import org.geysermc.geyser.session.GeyserSession;
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2022-07-10 03:02:19 +00:00
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import org.geysermc.geyser.util.ChunkUtils;
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import java.util.Iterator;
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2019-07-30 02:57:43 +00:00
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2022-03-26 00:22:39 +00:00
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public final class WorldCache {
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2021-11-22 19:52:26 +00:00
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private final GeyserSession session;
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@Getter
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2021-09-29 18:36:27 +00:00
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private final ScoreboardSession scoreboardSession;
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@Getter
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2021-09-29 18:36:27 +00:00
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private Scoreboard scoreboard;
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@Getter
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@Setter
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private Difficulty difficulty = Difficulty.EASY;
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2021-04-21 20:57:01 +00:00
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2022-03-26 00:22:39 +00:00
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/**
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* Whether our cooldown changed the title time, and the true title times need to be re-sent.
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*/
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private boolean titleTimesNeedReset = false;
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private int trueTitleFadeInTime;
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private int trueTitleStayTime;
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private int trueTitleFadeOutTime;
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2022-07-10 03:02:19 +00:00
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private int currentSequence;
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2022-09-27 23:24:50 +00:00
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private final Object2IntMap<Vector3i> unverifiedPredictions = new Object2IntOpenHashMap<>(1);
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2021-11-22 19:52:26 +00:00
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public WorldCache(GeyserSession session) {
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2019-07-30 02:57:43 +00:00
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this.session = session;
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2019-09-25 21:52:28 +00:00
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this.scoreboard = new Scoreboard(session);
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2021-09-29 18:36:27 +00:00
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scoreboardSession = new ScoreboardSession(session);
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resetTitleTimes(false);
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2019-07-30 02:57:43 +00:00
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}
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public void removeScoreboard() {
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2019-09-25 21:52:28 +00:00
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if (scoreboard != null) {
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scoreboard.removeScoreboard();
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2020-08-28 15:47:52 +00:00
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scoreboard = new Scoreboard(session);
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2019-09-25 21:52:28 +00:00
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}
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2019-07-30 02:57:43 +00:00
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}
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2020-08-08 22:41:12 +00:00
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2020-08-28 15:47:52 +00:00
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public int increaseAndGetScoreboardPacketsPerSecond() {
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2021-09-29 18:36:27 +00:00
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int pendingPps = scoreboardSession.getPendingPacketsPerSecond().incrementAndGet();
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int pps = scoreboardSession.getPacketsPerSecond();
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2020-08-28 15:47:52 +00:00
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return Math.max(pps, pendingPps);
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}
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2022-03-26 00:22:39 +00:00
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public void markTitleTimesAsIncorrect() {
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titleTimesNeedReset = true;
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}
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/**
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* Store the true active title times.
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*/
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public void setTitleTimes(int fadeInTime, int stayTime, int fadeOutTime) {
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trueTitleFadeInTime = fadeInTime;
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trueTitleStayTime = stayTime;
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trueTitleFadeOutTime = fadeOutTime;
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2022-03-26 00:30:33 +00:00
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// The translator will sync this for us
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titleTimesNeedReset = false;
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2022-03-26 00:22:39 +00:00
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}
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/**
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* If needed, ensure that the Bedrock client will use the correct timings for titles.
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*/
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public void synchronizeCorrectTitleTimes() {
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if (titleTimesNeedReset) {
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forceSyncCorrectTitleTimes();
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}
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}
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private void forceSyncCorrectTitleTimes() {
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SetTitlePacket titlePacket = new SetTitlePacket();
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titlePacket.setType(SetTitlePacket.Type.TIMES);
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titlePacket.setText("");
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titlePacket.setFadeInTime(trueTitleFadeInTime);
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titlePacket.setStayTime(trueTitleStayTime);
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titlePacket.setFadeOutTime(trueTitleFadeOutTime);
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titlePacket.setPlatformOnlineId("");
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titlePacket.setXuid("");
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session.sendUpstreamPacket(titlePacket);
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2022-03-26 00:30:33 +00:00
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titleTimesNeedReset = false;
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2022-03-26 00:22:39 +00:00
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}
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/**
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* Reset the true active title times to the (Java Edition 1.18.2) defaults.
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*/
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public void resetTitleTimes(boolean clientSync) {
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trueTitleFadeInTime = 10;
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trueTitleStayTime = 70;
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trueTitleFadeOutTime = 20;
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if (clientSync) {
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forceSyncCorrectTitleTimes();
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}
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}
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2022-07-10 03:02:19 +00:00
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/* Code to support the prediction structure introduced in Java Edition 1.19.0
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Blocks can be rolled back if invalid, but this requires some client-side information storage. */
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2022-09-27 23:24:50 +00:00
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/**
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* This does not need to be called for all player action packets (as of 1.19.2) and can be set to 0 if blocks aren't
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* changed in the action.
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*/
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2022-07-10 03:02:19 +00:00
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public int nextPredictionSequence() {
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return ++currentSequence;
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}
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/**
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2022-09-27 23:24:50 +00:00
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* Stores a note that this position may need to be rolled back at a future point in time.
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2022-07-10 03:02:19 +00:00
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*/
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2022-09-27 23:24:50 +00:00
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public void markPositionInSequence(Vector3i position) {
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2022-07-10 03:02:19 +00:00
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if (session.isEmulatePost1_18Logic()) {
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// Cheap hack
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// On non-Bukkit platforms, ViaVersion will always confirm the sequence before the block is updated,
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// meaning we'd send two block updates after (ChunkUtils.updateBlockClientSide in endPredictionsUpTo
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// and the packet updating from the client)
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2022-09-27 23:24:50 +00:00
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this.unverifiedPredictions.put(position, currentSequence);
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2022-07-10 03:02:19 +00:00
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}
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}
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2022-09-27 23:24:50 +00:00
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public void updateServerCorrectBlockState(Vector3i position, int blockState) {
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if (!this.unverifiedPredictions.isEmpty()) {
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this.unverifiedPredictions.removeInt(position);
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2022-07-10 03:02:19 +00:00
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}
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2022-09-27 23:24:50 +00:00
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ChunkUtils.updateBlock(session, blockState, position);
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2022-07-10 03:02:19 +00:00
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}
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public void endPredictionsUpTo(int sequence) {
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if (this.unverifiedPredictions.isEmpty()) {
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return;
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}
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2022-09-27 23:24:50 +00:00
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Iterator<Object2IntMap.Entry<Vector3i>> it = Object2IntMaps.fastIterator(this.unverifiedPredictions);
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2022-07-10 03:02:19 +00:00
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while (it.hasNext()) {
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2022-09-27 23:24:50 +00:00
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Object2IntMap.Entry<Vector3i> entry = it.next();
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if (entry.getIntValue() <= sequence) {
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2022-07-10 03:02:19 +00:00
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// This block may be out of sync with the server
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// In 1.19.0 Java, you can verify this by trying to mine in spawn protection
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2022-09-27 23:24:50 +00:00
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Vector3i position = entry.getKey();
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ChunkUtils.updateBlockClientSide(session, session.getGeyser().getWorldManager().getBlockAt(session, position), position);
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2022-07-10 03:02:19 +00:00
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it.remove();
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}
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}
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}
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2019-07-30 02:57:43 +00:00
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}
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