GeyserMC/Geyser
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Code Issues 103 Projects Releases Wiki Activity

Rewrite dimension code

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New code does not rely on pausing the thread
This commit is contained in:
AJ Ferguson 2019-12-28 04:35:21 -09:00
parent 8efeb3fe25
commit b2f86ec20b
10 changed files with 56 additions and 102 deletions
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30
connector/src/main/java/org/geysermc/connector/network/session/GeyserSession.java
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@ -57,8 +57,7 @@ import org.geysermc.connector.entity.PlayerEntity;
import org.geysermc.connector.inventory.PlayerInventory;
import org.geysermc.connector.network.session.cache.*;
import org.geysermc.connector.network.translators.Registry;
import org.geysermc.connector.network.translators.TranslatorsInit;
import org.geysermc.connector.utils.DimensionUtils;
import org.geysermc.connector.utils.ChunkUtils;
import org.geysermc.connector.utils.Toolbox;
import java.net.InetSocketAddress;
@ -100,8 +99,8 @@ public class GeyserSession implements Player {
private GameMode gameMode = GameMode.SURVIVAL;
@Setter
private volatile boolean switchingDim = false;
private final Object dimensionLock = new Object();
private boolean switchingDimension = false;
private boolean manyDimPackets = false;
private ServerRespawnPacket lastDimPacket = null;
public GeyserSession(GeyserConnector connector, BedrockServerSession bedrockServerSession) {
@ -128,25 +127,8 @@ public class GeyserSession implements Player {
public void connect(RemoteServer remoteServer) {
startGame();
this.remoteServer = remoteServer;
if (!(connector.getConfig().getRemote().getAuthType().hashCode() == "online".hashCode())) {
connector.getLogger().info("Attempting to login using offline mode... authentication is disabled.");
authenticate(authenticationData.getName());
}
Vector3f pos = Vector3f.ZERO;
int chunkX = pos.getFloorX() >> 4;
int chunkZ = pos.getFloorZ() >> 4;
NetworkChunkPublisherUpdatePacket chunkPublisherUpdatePacket = new NetworkChunkPublisherUpdatePacket();
chunkPublisherUpdatePacket.setPosition(pos.toInt());
chunkPublisherUpdatePacket.setRadius(renderDistance << 4);
upstream.sendPacket(chunkPublisherUpdatePacket);
LevelChunkPacket data = new LevelChunkPacket();
data.setChunkX(chunkX);
data.setChunkZ(chunkZ);
data.setSubChunksLength(0);
data.setData(TranslatorsInit.EMPTY_LEVEL_CHUNK_DATA);
upstream.sendPacket(data);
ChunkUtils.sendEmptyChunks(this, playerEntity.getPosition().toInt(), 5);
BiomeDefinitionListPacket biomePacket = new BiomeDefinitionListPacket();
biomePacket.setTag(CompoundTag.EMPTY);
@ -207,9 +189,7 @@ public class GeyserSession implements Player {
if (!closed) {
//handle consecutive respawn packets
if (event.getPacket().getClass().equals(ServerRespawnPacket.class)) {
if (lastDimPacket != null) {
DimensionUtils.switchDimension(GeyserSession.this, lastDimPacket.getDimension(), true);
}
manyDimPackets = lastDimPacket != null;
lastDimPacket = event.getPacket();
return;
} else if (lastDimPacket != null) {

7
connector/src/main/java/org/geysermc/connector/network/session/cache/EntityCache.java vendored
View file

@ -73,6 +73,13 @@ public class EntityCache {
return false;
}
public void removeAllEntities() {
List<Entity> entities = new ArrayList<>(session.getEntityCache().getEntities().values());
for (Entity entity : entities) {
session.getEntityCache().removeEntity(entity, false);
}
}
public Entity getEntityByGeyserId(long geyserId) {
return entities.get(geyserId);
}

7
connector/src/main/java/org/geysermc/connector/network/translators/bedrock/BedrockActionTranslator.java
View file

@ -34,9 +34,7 @@ import com.github.steveice10.mc.protocol.packet.ingame.client.player.ClientPlaye
import com.github.steveice10.mc.protocol.packet.ingame.client.player.ClientPlayerPlaceBlockPacket;
import com.github.steveice10.mc.protocol.packet.ingame.client.player.ClientPlayerStatePacket;
import com.nukkitx.math.vector.Vector3i;
import com.nukkitx.protocol.bedrock.packet.ChunkRadiusUpdatedPacket;
import com.nukkitx.protocol.bedrock.packet.PlayerActionPacket;
import com.nukkitx.protocol.bedrock.packet.UpdateBlockPacket;
import org.geysermc.connector.entity.Entity;
import org.geysermc.connector.network.session.GeyserSession;
import org.geysermc.connector.network.translators.PacketTranslator;
@ -108,10 +106,7 @@ public class BedrockActionTranslator extends PacketTranslator<PlayerActionPacket
// Handled in BedrockInventoryTransactionTranslator
break;
case DIMENSION_CHANGE_SUCCESS:
synchronized (session.getDimensionLock()) {
session.setSwitchingDim(false);
session.getDimensionLock().notifyAll();
}
session.setSwitchingDimension(false);
break;
}
}

2
connector/src/main/java/org/geysermc/connector/network/translators/bedrock/BedrockMovePlayerTranslator.java
View file

@ -42,7 +42,7 @@ public class BedrockMovePlayerTranslator extends PacketTranslator<MovePlayerPack
@Override
public void translate(MovePlayerPacket packet, GeyserSession session) {
PlayerEntity entity = session.getPlayerEntity();
if (entity == null || !session.isSpawned() || session.isSwitchingDim()) return;
if (entity == null || !session.isSpawned() || session.isSwitchingDimension()) return;
if (!session.getUpstream().isInitialized()) {
MoveEntityAbsolutePacket moveEntityBack = new MoveEntityAbsolutePacket();

9
connector/src/main/java/org/geysermc/connector/network/translators/bedrock/BedrockPlayerInitializedTranslator.java
View file

@ -13,6 +13,11 @@ public class BedrockPlayerInitializedTranslator extends PacketTranslator<SetLoca
if (!session.getUpstream().isInitialized()) {
session.getUpstream().setInitialized(true);
if (!(session.getConnector().getConfig().getRemote().getAuthType().hashCode() == "online".hashCode())) {
session.getConnector().getLogger().info("Attempting to login using offline mode... authentication is disabled.");
session.authenticate(session.getAuthenticationData().getName());
}
for (PlayerEntity entity : session.getEntityCache().getEntitiesByType(PlayerEntity.class)) {
if (!entity.isValid()) {
// async skin loading
@ -21,9 +26,5 @@ public class BedrockPlayerInitializedTranslator extends PacketTranslator<SetLoca
}
}
}
synchronized (session.getDimensionLock()) {
session.setSwitchingDim(false);
session.getDimensionLock().notifyAll();
}
}
}

13
connector/src/main/java/org/geysermc/connector/network/translators/java/JavaJoinGameTranslator.java
View file

@ -40,15 +40,6 @@ public class JavaJoinGameTranslator extends PacketTranslator<ServerJoinGamePacke
PlayerEntity entity = session.getPlayerEntity();
entity.setEntityId(packet.getEntityId());
if (DimensionUtils.javaToBedrock(packet.getDimension()) != entity.getDimension()) {
if (!session.getUpstream().isInitialized()) {
session.setSwitchingDim(true);
DimensionUtils.sendEmptyChunks(session, entity.getPosition().toInt());
DimensionUtils.waitForAck(session);
}
DimensionUtils.switchDimension(session, packet.getDimension(), false);
}
AdventureSettingsPacket bedrockPacket = new AdventureSettingsPacket();
bedrockPacket.setUniqueEntityId(session.getPlayerEntity().getGeyserId());
bedrockPacket.setPlayerPermission(1);
@ -74,5 +65,9 @@ public class JavaJoinGameTranslator extends PacketTranslator<ServerJoinGamePacke
ChunkRadiusUpdatedPacket chunkRadiusPacket = new ChunkRadiusUpdatedPacket();
chunkRadiusPacket.setRadius(session.getRenderDistance());
session.getUpstream().sendPacket(chunkRadiusPacket);
if (DimensionUtils.javaToBedrock(packet.getDimension()) != entity.getDimension()) {
DimensionUtils.switchDimension(session, packet.getDimension());
}
}
}

6
connector/src/main/java/org/geysermc/connector/network/translators/java/JavaRespawnTranslator.java
View file

@ -46,8 +46,12 @@ public class JavaRespawnTranslator extends PacketTranslator<ServerRespawnPacket>
session.setGameMode(packet.getGamemode());
if (entity.getDimension() != DimensionUtils.javaToBedrock(packet.getDimension())) {
DimensionUtils.switchDimension(session, packet.getDimension(), false);
DimensionUtils.switchDimension(session, packet.getDimension());
} else {
if (session.isManyDimPackets()) { //reloading world
session.getEntityCache().removeAllEntities();
//TODO: fix lighting bug
}
// Handled in JavaPlayerPositionRotationTranslator
session.setSpawned(false);
}

2
connector/src/main/java/org/geysermc/connector/network/translators/java/entity/player/JavaPlayerPositionRotationTranslator.java
View file

@ -52,7 +52,7 @@ public class JavaPlayerPositionRotationTranslator extends PacketTranslator<Serve
RespawnPacket respawnPacket = new RespawnPacket();
respawnPacket.setRuntimeEntityId(0);
respawnPacket.setPosition(Vector3f.from(0, 32767, 0));
respawnPacket.setPosition(Vector3f.ZERO);
respawnPacket.setSpawnState(RespawnPacket.State.SERVER_SEARCHING);
session.getUpstream().sendPacket(respawnPacket);

24
connector/src/main/java/org/geysermc/connector/utils/ChunkUtils.java
View file

@ -3,9 +3,10 @@ package org.geysermc.connector.utils;
import com.github.steveice10.mc.protocol.data.game.chunk.Chunk;
import com.github.steveice10.mc.protocol.data.game.chunk.Column;
import com.github.steveice10.mc.protocol.data.game.entity.metadata.Position;
import com.github.steveice10.mc.protocol.data.game.world.block.BlockChangeRecord;
import com.github.steveice10.mc.protocol.data.game.world.block.BlockState;
import com.nukkitx.math.vector.Vector3i;
import com.nukkitx.protocol.bedrock.packet.LevelChunkPacket;
import com.nukkitx.protocol.bedrock.packet.NetworkChunkPublisherUpdatePacket;
import com.nukkitx.protocol.bedrock.packet.UpdateBlockPacket;
import org.geysermc.connector.network.session.GeyserSession;
import org.geysermc.connector.network.translators.TranslatorsInit;
@ -72,6 +73,27 @@ public class ChunkUtils {
session.getUpstream().sendPacket(waterPacket);
}
public static void sendEmptyChunks(GeyserSession session, Vector3i position, int radius) {
int chunkX = position.getX() >> 4;
int chunkZ = position.getZ() >> 4;
NetworkChunkPublisherUpdatePacket chunkPublisherUpdatePacket = new NetworkChunkPublisherUpdatePacket();
chunkPublisherUpdatePacket.setPosition(position);
chunkPublisherUpdatePacket.setRadius(radius << 4);
session.getUpstream().sendPacket(chunkPublisherUpdatePacket);
session.setLastChunkPosition(null);
for (int x = -radius; x < radius; x++) {
for (int z = -radius; z < radius; z++) {
LevelChunkPacket data = new LevelChunkPacket();
data.setChunkX(chunkX + x);
data.setChunkZ(chunkZ + z);
data.setSubChunksLength(0);
data.setData(TranslatorsInit.EMPTY_LEVEL_CHUNK_DATA);
data.setCachingEnabled(false);
session.getUpstream().sendPacket(data);
}
}
}
public static final class ChunkData {
public ChunkSection[] sections;

58
connector/src/main/java/org/geysermc/connector/utils/DimensionUtils.java
View file

@ -4,24 +4,16 @@ import com.nukkitx.math.vector.Vector3i;
import com.nukkitx.protocol.bedrock.packet.*;
import org.geysermc.connector.entity.Entity;
import org.geysermc.connector.network.session.GeyserSession;
import org.geysermc.connector.network.translators.TranslatorsInit;
import java.util.ArrayList;
import java.util.List;
public class DimensionUtils {
public static void switchDimension(GeyserSession session, int javaDimension, boolean fake) {
public static void switchDimension(GeyserSession session, int javaDimension) {
int bedrockDimension = javaToBedrock(javaDimension);
Entity player = session.getPlayerEntity();
if (bedrockDimension == player.getDimension())
return;
Vector3i pos = Vector3i.from(0, Short.MAX_VALUE, 0);
Vector3i pos = Vector3i.from(0, 32767, 0);
List<Entity> entities = new ArrayList<>(session.getEntityCache().getEntities().values());
for (Entity entity : entities) {
session.getEntityCache().removeEntity(entity, false);
}
session.getEntityCache().removeAllEntities();
ChangeDimensionPacket changeDimensionPacket = new ChangeDimensionPacket();
changeDimensionPacket.setDimension(bedrockDimension);
@ -43,49 +35,7 @@ public class DimensionUtils {
session.getUpstream().sendPacket(eventPacket);
session.setSpawned(false);
session.setSwitchingDim(true);
if (fake) {
try {
Thread.sleep(250);
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
}
sendEmptyChunks(session, pos.toInt());
waitForAck(session);
}
}
public static void waitForAck(GeyserSession session) {
synchronized (session.getDimensionLock()) {
try {
while (session.isSwitchingDim())
session.getDimensionLock().wait();
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
}
}
}
public static void sendEmptyChunks(GeyserSession session, Vector3i position) {
int chunkX = position.getX() >> 4;
int chunkZ = position.getZ() >> 4;
NetworkChunkPublisherUpdatePacket chunkPublisherUpdatePacket = new NetworkChunkPublisherUpdatePacket();
chunkPublisherUpdatePacket.setPosition(position);
chunkPublisherUpdatePacket.setRadius(session.getRenderDistance() << 4);
session.getUpstream().sendPacket(chunkPublisherUpdatePacket);
session.setLastChunkPosition(null);
for (int x = -5; x < 5; x++) {
for (int z = -5; z < 5; z++) {
LevelChunkPacket data = new LevelChunkPacket();
data.setChunkX(chunkX + x);
data.setChunkZ(chunkZ + z);
data.setSubChunksLength(0);
data.setData(TranslatorsInit.EMPTY_LEVEL_CHUNK_DATA);
data.setCachingEnabled(false);
session.getUpstream().sendPacket(data);
}
}
session.setSwitchingDimension(true);
}
public static int javaToBedrock(int javaDimension) {