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/*
* Copyright (c) 2019-2021 GeyserMC. http://geysermc.org
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @author GeyserMC
* @link https://github.com/GeyserMC/Geyser
*/
package org.geysermc.connector.network.translators.java.entity.player;
import com.github.steveice10.mc.protocol.data.game.entity.player.PositionElement;
import com.github.steveice10.mc.protocol.packet.ingame.client.world.ClientTeleportConfirmPacket;
import com.github.steveice10.mc.protocol.packet.ingame.server.entity.player.ServerPlayerPositionRotationPacket;
import com.nukkitx.math.vector.Vector3f;
import com.nukkitx.protocol.bedrock.data.entity.EntityData;
import com.nukkitx.protocol.bedrock.data.entity.EntityLinkData;
import com.nukkitx.protocol.bedrock.packet.MovePlayerPacket;
import com.nukkitx.protocol.bedrock.packet.RespawnPacket;
import com.nukkitx.protocol.bedrock.packet.SetEntityDataPacket;
import com.nukkitx.protocol.bedrock.packet.SetEntityLinkPacket;
import org.geysermc.connector.entity.Entity;
import org.geysermc.connector.entity.player.PlayerEntity;
import org.geysermc.connector.entity.type.EntityType;
import org.geysermc.connector.network.session.GeyserSession;
import org.geysermc.connector.network.session.cache.TeleportCache;
import org.geysermc.connector.network.translators.PacketTranslator;
import org.geysermc.connector.network.translators.Translator;
import org.geysermc.connector.utils.ChunkUtils;
import org.geysermc.connector.utils.EntityUtils;
import org.geysermc.connector.utils.LanguageUtils;
@Translator(packet = ServerPlayerPositionRotationPacket.class)
public class JavaPlayerPositionRotationTranslator extends PacketTranslator<ServerPlayerPositionRotationPacket> {
@Override
public void translate(GeyserSession session, ServerPlayerPositionRotationPacket packet) {
if (!session.isLoggedIn())
return;
PlayerEntity entity = session.getPlayerEntity();
if (!session.isSpawned()) {
Vector3f pos = Vector3f.from(packet.getX(), packet.getY(), packet.getZ());
entity.setPosition(pos);
entity.setRotation(Vector3f.from(packet.getYaw(), packet.getPitch(), packet.getYaw()));
RespawnPacket respawnPacket = new RespawnPacket();
respawnPacket.setRuntimeEntityId(0); // Bedrock server behavior
respawnPacket.setPosition(entity.getPosition());
respawnPacket.setState(RespawnPacket.State.SERVER_READY);
session.sendUpstreamPacket(respawnPacket);
SetEntityDataPacket entityDataPacket = new SetEntityDataPacket();
entityDataPacket.setRuntimeEntityId(entity.getGeyserId());
entityDataPacket.getMetadata().putAll(entity.getMetadata());
session.sendUpstreamPacket(entityDataPacket);
MovePlayerPacket movePlayerPacket = new MovePlayerPacket();
movePlayerPacket.setRuntimeEntityId(entity.getGeyserId());
movePlayerPacket.setPosition(entity.getPosition());
movePlayerPacket.setRotation(Vector3f.from(packet.getPitch(), packet.getYaw(), 0));
movePlayerPacket.setMode(MovePlayerPacket.Mode.RESPAWN);
session.sendUpstreamPacket(movePlayerPacket);
session.setSpawned(true);
ClientTeleportConfirmPacket teleportConfirmPacket = new ClientTeleportConfirmPacket(packet.getTeleportId());
session.sendDownstreamPacket(teleportConfirmPacket);
ChunkUtils.updateChunkPosition(session, pos.toInt());
session.getConnector().getLogger().debug(LanguageUtils.getLocaleStringLog("geyser.entity.player.spawn", packet.getX(), packet.getY(), packet.getZ()));
return;
}
session.setSpawned(true);
if (packet.isDismountVehicle() && session.getRidingVehicleEntity() != null) {
Entity vehicle = session.getRidingVehicleEntity();
SetEntityLinkPacket linkPacket = new SetEntityLinkPacket();
linkPacket.setEntityLink(new EntityLinkData(vehicle.getGeyserId(), entity.getGeyserId(), EntityLinkData.Type.REMOVE, false, false));
session.sendUpstreamPacket(linkPacket);
vehicle.getPassengers().remove(entity.getEntityId());
entity.getMetadata().put(EntityData.RIDER_ROTATION_LOCKED, (byte) 0);
entity.getMetadata().put(EntityData.RIDER_MAX_ROTATION, 0f);
entity.getMetadata().put(EntityData.RIDER_MIN_ROTATION, 0f);
entity.getMetadata().put(EntityData.RIDER_ROTATION_OFFSET, 0f);
session.setRidingVehicleEntity(null);
entity.updateBedrockMetadata(session);
EntityUtils.updateMountOffset(entity, vehicle, session, false, false, entity.getPassengers().size() > 1);
}
// If coordinates are relative, then add to the existing coordinate
double newX = packet.getX() +
(packet.getRelative().contains(PositionElement.X) ? entity.getPosition().getX() : 0);
double newY = packet.getY() +
(packet.getRelative().contains(PositionElement.Y) ? entity.getPosition().getY() - EntityType.PLAYER.getOffset() : 0);
double newZ = packet.getZ() +
(packet.getRelative().contains(PositionElement.Z) ? entity.getPosition().getZ() : 0);
float newPitch = packet.getPitch() +
(packet.getRelative().contains(PositionElement.PITCH) ? entity.getBedrockRotation().getX() : 0);
float newYaw = packet.getYaw() +
(packet.getRelative().contains(PositionElement.YAW) ? entity.getBedrockRotation().getY() : 0);
session.getConnector().getLogger().debug("Teleport from " + entity.getPosition().getX() + " " + (entity.getPosition().getY() - EntityType.PLAYER.getOffset()) + " " + entity.getPosition().getZ());
session.addTeleport(new TeleportCache(newX, newY, newZ, newPitch, newYaw, packet.getTeleportId()));
Vector3f lastPlayerPosition = entity.getPosition().down(EntityType.PLAYER.getOffset());
float lastPlayerPitch = entity.getBedrockRotation().getX();
Vector3f teleportDestination = Vector3f.from(newX, newY, newZ);
entity.moveAbsolute(session, teleportDestination, newYaw, newPitch, true, true);
session.getConnector().getLogger().debug("to " + entity.getPosition().getX() + " " + (entity.getPosition().getY() - EntityType.PLAYER.getOffset()) + " " + entity.getPosition().getZ());
// Bedrock ignores teleports that are extremely close to the player's original position and orientation,
// so check if we can immediately confirm the teleport
if (lastPlayerPosition.distanceSquared(teleportDestination) < 0.001 && Math.abs(newPitch - lastPlayerPitch) < 5) {
session.confirmTeleport(lastPlayerPosition.toDouble());
}
}
}
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