forked from GeyserMC/Geyser
Handle player teleports properly (#389)
* Handle player teleports properly Co-authored-by: ForceUpdate1 <mneuhaus44@gmail.com> * impl teleport cache * impl teleport cache * removed debugs * Cleanup Co-authored-by: ForceUpdate1 <mneuhaus44@gmail.com>
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rtm516
GitHub
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bea070395f
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@ -158,11 +158,11 @@ public class Entity {
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session.getUpstream().sendPacket(moveEntityPacket);
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}
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public void moveAbsolute(GeyserSession session, Vector3f position, float yaw, float pitch, boolean isOnGround) {
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moveAbsolute(session, position, Vector3f.from(yaw, pitch, yaw), isOnGround);
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public void moveAbsolute(GeyserSession session, Vector3f position, float yaw, float pitch, boolean isOnGround, boolean teleported) {
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moveAbsolute(session, position, Vector3f.from(yaw, pitch, yaw), isOnGround, teleported);
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}
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public void moveAbsolute(GeyserSession session, Vector3f position, Vector3f rotation, boolean isOnGround) {
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public void moveAbsolute(GeyserSession session, Vector3f position, Vector3f rotation, boolean isOnGround, boolean teleported) {
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setPosition(position);
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setRotation(rotation);
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@ -171,7 +171,7 @@ public class Entity {
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moveEntityPacket.setPosition(position);
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moveEntityPacket.setRotation(getBedrockRotation());
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moveEntityPacket.setOnGround(isOnGround);
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moveEntityPacket.setTeleported(false);
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moveEntityPacket.setTeleported(teleported);
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session.getUpstream().sendPacket(moveEntityPacket);
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}
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@ -83,7 +83,7 @@ public class PlayerEntity extends LivingEntity {
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addPlayerPacket.setUsername(username);
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addPlayerPacket.setRuntimeEntityId(geyserId);
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addPlayerPacket.setUniqueEntityId(geyserId);
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addPlayerPacket.setPosition(position);
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addPlayerPacket.setPosition(position.clone().sub(0, EntityType.PLAYER.getOffset(), 0));
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addPlayerPacket.setRotation(getBedrockRotation());
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addPlayerPacket.setMotion(motion);
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addPlayerPacket.setHand(hand);
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@ -130,7 +130,7 @@ public class PlayerEntity extends LivingEntity {
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}
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@Override
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public void moveAbsolute(GeyserSession session, Vector3f position, Vector3f rotation, boolean isOnGround) {
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public void moveAbsolute(GeyserSession session, Vector3f position, Vector3f rotation, boolean isOnGround, boolean teleported) {
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setPosition(position);
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setRotation(rotation);
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@ -139,7 +139,11 @@ public class PlayerEntity extends LivingEntity {
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movePlayerPacket.setPosition(this.position);
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movePlayerPacket.setRotation(getBedrockRotation());
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movePlayerPacket.setOnGround(isOnGround);
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movePlayerPacket.setMode(MovePlayerPacket.Mode.NORMAL);
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movePlayerPacket.setMode(teleported ? MovePlayerPacket.Mode.TELEPORT : MovePlayerPacket.Mode.NORMAL);
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if (teleported) {
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movePlayerPacket.setTeleportationCause(MovePlayerPacket.TeleportationCause.UNKNOWN);
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}
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session.getUpstream().sendPacket(movePlayerPacket);
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}
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@ -30,8 +30,9 @@ import com.github.steveice10.mc.auth.exception.request.InvalidCredentialsExcepti
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import com.github.steveice10.mc.auth.exception.request.RequestException;
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import com.github.steveice10.mc.protocol.MinecraftProtocol;
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import com.github.steveice10.mc.protocol.data.game.entity.player.GameMode;
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import com.github.steveice10.mc.protocol.packet.handshake.client.HandshakePacket;
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import com.github.steveice10.mc.protocol.packet.ingame.client.world.ClientTeleportConfirmPacket;
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import com.github.steveice10.mc.protocol.packet.ingame.server.ServerRespawnPacket;
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import com.github.steveice10.mc.protocol.packet.handshake.client.HandshakePacket;
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import com.github.steveice10.packetlib.Client;
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import com.github.steveice10.packetlib.event.session.*;
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import com.github.steveice10.packetlib.packet.Packet;
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@ -83,8 +84,10 @@ public class GeyserSession implements CommandSender {
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private final UpstreamSession upstream;
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private RemoteServer remoteServer;
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private Client downstream;
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@Setter private AuthData authData;
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@Setter private BedrockClientData clientData;
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@Setter
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private AuthData authData;
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@Setter
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private BedrockClientData clientData;
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private PlayerEntity playerEntity;
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private PlayerInventory inventory;
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@ -94,6 +97,8 @@ public class GeyserSession implements CommandSender {
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private InventoryCache inventoryCache;
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private ScoreboardCache scoreboardCache;
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private WindowCache windowCache;
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@Setter
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private TeleportCache teleportCache;
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private DataCache<Packet> javaPacketCache;
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@ -439,4 +444,19 @@ public class GeyserSession implements CommandSender {
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// startGamePacket.setMovementServerAuthoritative(true);
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upstream.sendPacket(startGamePacket);
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}
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public boolean confirmTeleport(Vector3f position) {
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if (teleportCache != null) {
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if (!teleportCache.canConfirm(position)) {
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GeyserConnector.getInstance().getLogger().debug("Unconfirmed Teleport " + teleportCache.getTeleportConfirmId()
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+ " Ignore movement " + position + " expected " + teleportCache);
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return false;
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}
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int teleportId = teleportCache.getTeleportConfirmId();
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teleportCache = null;
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ClientTeleportConfirmPacket teleportConfirmPacket = new ClientTeleportConfirmPacket(teleportId);
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getDownstream().getSession().send(teleportConfirmPacket);
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}
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return true;
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}
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}
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47
connector/src/main/java/org/geysermc/connector/network/session/cache/TeleportCache.java
vendored
Normal file
47
connector/src/main/java/org/geysermc/connector/network/session/cache/TeleportCache.java
vendored
Normal file
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@ -0,0 +1,47 @@
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/*
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* Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
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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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package org.geysermc.connector.network.session.cache;
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import com.nukkitx.math.vector.Vector3f;
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import lombok.AllArgsConstructor;
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import lombok.Data;
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@AllArgsConstructor
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@Data
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public class TeleportCache {
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private static final double ERROR = 0.2;
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private static final double ERROR_Y = 0.5;
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private double x, y, z;
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private int teleportConfirmId;
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public boolean canConfirm(Vector3f position) {
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return (Math.abs(this.x - position.getX()) < ERROR &&
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Math.abs(this.y - position.getY()) < ERROR_Y &&
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Math.abs(this.z - position.getZ()) < ERROR);
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}
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}
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@ -34,7 +34,6 @@ import org.geysermc.connector.network.translators.PacketTranslator;
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import org.geysermc.connector.network.translators.Translator;
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import com.github.steveice10.mc.protocol.packet.ingame.client.player.ClientPlayerPositionRotationPacket;
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import com.nukkitx.math.GenericMath;
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import com.nukkitx.math.vector.Vector3f;
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import com.nukkitx.protocol.bedrock.packet.MoveEntityAbsolutePacket;
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import com.nukkitx.protocol.bedrock.packet.MovePlayerPacket;
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@ -59,23 +58,31 @@ public class BedrockMovePlayerTranslator extends PacketTranslator<MovePlayerPack
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return;
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}
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// We need to parse the float as a string since casting a float to a double causes us to
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// lose precision and thus, causes players to get stuck when walking near walls
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double javaY = packet.getPosition().getY() - EntityType.PLAYER.getOffset();
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if (packet.isOnGround()) javaY = Math.ceil(javaY * 2) / 2;
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Vector3f position = Vector3f.from(Double.parseDouble(Float.toString(packet.getPosition().getX())), javaY,
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Double.parseDouble(Float.toString(packet.getPosition().getZ())));
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if(!session.confirmTeleport(position)){
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return;
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}
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if (!isValidMove(session, packet.getMode(), entity.getPosition(), packet.getPosition())) {
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session.getConnector().getLogger().debug("Recalculating position...");
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recalculatePosition(session, entity, entity.getPosition());
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return;
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}
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double javaY = packet.getPosition().getY() - EntityType.PLAYER.getOffset();
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if (packet.isOnGround()) javaY = Math.ceil(javaY * 2) / 2;
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// We need to parse the float as a string since casting a float to a double causes us to
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// lose precision and thus, causes players to get stuck when walking near walls
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ClientPlayerPositionRotationPacket playerPositionRotationPacket = new ClientPlayerPositionRotationPacket(
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packet.isOnGround(), Double.parseDouble(Float.toString(packet.getPosition().getX())), javaY, Double.parseDouble(Float.toString(packet.getPosition().getZ())), packet.getRotation().getY(), packet.getRotation().getX()
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packet.isOnGround(), position.getX(), position.getY(), position.getZ(), packet.getRotation().getY(), packet.getRotation().getX()
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);
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// head yaw, pitch, head yaw
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Vector3f rotation = Vector3f.from(packet.getRotation().getY(), packet.getRotation().getX(), packet.getRotation().getY());
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entity.setPosition(packet.getPosition().sub(0, EntityType.PLAYER.getOffset(), 0));
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entity.setPosition(position);
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entity.setRotation(rotation);
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/*
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@ -44,6 +44,6 @@ public class JavaEntityTeleportTranslator extends PacketTranslator<ServerEntityT
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}
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if (entity == null) return;
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entity.moveAbsolute(session, Vector3f.from(packet.getX(), packet.getY(), packet.getZ()), packet.getYaw(), packet.getPitch(), packet.isOnGround());
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entity.moveAbsolute(session, Vector3f.from(packet.getX(), packet.getY(), packet.getZ()), packet.getYaw(), packet.getPitch(), packet.isOnGround(), false);
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}
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}
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@ -25,13 +25,6 @@
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package org.geysermc.connector.network.translators.java.entity.player;
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import org.geysermc.connector.entity.Entity;
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import org.geysermc.connector.entity.type.EntityType;
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import org.geysermc.connector.network.session.GeyserSession;
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import org.geysermc.connector.network.translators.PacketTranslator;
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import org.geysermc.connector.network.translators.Translator;
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import org.geysermc.connector.utils.ChunkUtils;
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import com.github.steveice10.mc.protocol.packet.ingame.client.world.ClientTeleportConfirmPacket;
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import com.github.steveice10.mc.protocol.packet.ingame.server.entity.player.ServerPlayerPositionRotationPacket;
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import com.nukkitx.math.vector.Vector3f;
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@ -40,13 +33,20 @@ import com.nukkitx.protocol.bedrock.packet.EntityEventPacket;
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import com.nukkitx.protocol.bedrock.packet.MovePlayerPacket;
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import com.nukkitx.protocol.bedrock.packet.RespawnPacket;
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import com.nukkitx.protocol.bedrock.packet.SetEntityDataPacket;
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import org.geysermc.connector.entity.PlayerEntity;
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import org.geysermc.connector.entity.type.EntityType;
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import org.geysermc.connector.network.session.GeyserSession;
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import org.geysermc.connector.network.session.cache.TeleportCache;
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import org.geysermc.connector.network.translators.PacketTranslator;
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import org.geysermc.connector.network.translators.Translator;
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import org.geysermc.connector.utils.ChunkUtils;
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@Translator(packet = ServerPlayerPositionRotationPacket.class)
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public class JavaPlayerPositionRotationTranslator extends PacketTranslator<ServerPlayerPositionRotationPacket> {
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@Override
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public void translate(ServerPlayerPositionRotationPacket packet, GeyserSession session) {
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Entity entity = session.getPlayerEntity();
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PlayerEntity entity = session.getPlayerEntity();
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if (entity == null)
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return;
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@ -94,18 +94,21 @@ public class JavaPlayerPositionRotationTranslator extends PacketTranslator<Serve
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}
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session.setSpawned(true);
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if (!packet.getRelative().isEmpty()) {
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session.setTeleportCache(new TeleportCache(packet.getX(), packet.getY(), packet.getZ(), packet.getTeleportId()));
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entity.moveRelative(session, packet.getX(), packet.getY() + EntityType.PLAYER.getOffset() + 0.1f, packet.getZ(), packet.getYaw(), packet.getPitch(), true);
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} else {
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double xDis = Math.abs(entity.getPosition().getX() - packet.getX());
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double yDis = entity.getPosition().getY() - packet.getY();
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double zDis = Math.abs(entity.getPosition().getZ() - packet.getZ());
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if (xDis > 1.5 || (yDis < 1.45 || yDis > (session.isJumping() ? 4.3 : (session.isSprinting() ? 2.5 : 1.9))) || zDis > 1.5) {
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entity.moveAbsolute(session, Vector3f.from(packet.getX(), packet.getY(), packet.getZ()), packet.getYaw(), packet.getPitch(), true);
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session.setTeleportCache(new TeleportCache(packet.getX(), packet.getY(), packet.getZ(), packet.getTeleportId()));
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entity.moveAbsolute(session, Vector3f.from(packet.getX(), packet.getY(), packet.getZ()), packet.getYaw(), packet.getPitch(), true, true);
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} else {
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ClientTeleportConfirmPacket teleportConfirmPacket = new ClientTeleportConfirmPacket(packet.getTeleportId());
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session.getDownstream().getSession().send(teleportConfirmPacket);
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}
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}
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ClientTeleportConfirmPacket teleportConfirmPacket = new ClientTeleportConfirmPacket(packet.getTeleportId());
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session.getDownstream().getSession().send(teleportConfirmPacket);
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}
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}
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@ -25,23 +25,21 @@
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package org.geysermc.connector.network.translators.java.entity.spawn;
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import com.github.steveice10.mc.protocol.packet.ingame.server.entity.spawn.ServerSpawnPlayerPacket;
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import com.nukkitx.math.vector.Vector3f;
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import org.geysermc.connector.GeyserConnector;
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import org.geysermc.connector.entity.PlayerEntity;
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import org.geysermc.connector.entity.type.EntityType;
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import org.geysermc.connector.network.session.GeyserSession;
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import org.geysermc.connector.network.translators.PacketTranslator;
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import org.geysermc.connector.network.translators.Translator;
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import org.geysermc.connector.utils.SkinUtils;
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import com.github.steveice10.mc.protocol.packet.ingame.server.entity.spawn.ServerSpawnPlayerPacket;
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import com.nukkitx.math.vector.Vector3f;
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@Translator(packet = ServerSpawnPlayerPacket.class)
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public class JavaSpawnPlayerTranslator extends PacketTranslator<ServerSpawnPlayerPacket> {
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@Override
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public void translate(ServerSpawnPlayerPacket packet, GeyserSession session) {
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Vector3f position = Vector3f.from(packet.getX(), packet.getY() - EntityType.PLAYER.getOffset(), packet.getZ());
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Vector3f position = Vector3f.from(packet.getX(), packet.getY(), packet.getZ());
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Vector3f rotation = Vector3f.from(packet.getYaw(), packet.getPitch(), packet.getYaw());
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PlayerEntity entity = session.getEntityCache().getPlayerEntity(packet.getUuid());
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