minecraft-src/net/minecraft/world/level/chunk/LevelChunk.java
2025-07-04 03:45:38 +03:00

814 lines
27 KiB
Java

package net.minecraft.world.level.chunk;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Maps;
import com.mojang.logging.LogUtils;
import it.unimi.dsi.fastutil.ints.Int2ObjectFunction;
import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
import java.util.Collections;
import java.util.Map;
import java.util.Map.Entry;
import java.util.function.Consumer;
import java.util.function.Supplier;
import net.minecraft.CrashReport;
import net.minecraft.CrashReportCategory;
import net.minecraft.CrashReportDetail;
import net.minecraft.ReportedException;
import net.minecraft.core.BlockPos;
import net.minecraft.core.HolderLookup;
import net.minecraft.core.SectionPos;
import net.minecraft.core.registries.Registries;
import net.minecraft.nbt.CompoundTag;
import net.minecraft.network.FriendlyByteBuf;
import net.minecraft.network.protocol.game.ClientboundLevelChunkPacketData;
import net.minecraft.server.level.FullChunkStatus;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.util.profiling.Profiler;
import net.minecraft.util.profiling.ProfilerFiller;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.level.ChunkPos;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.block.BaseRailBlock;
import net.minecraft.world.level.block.Block;
import net.minecraft.world.level.block.Blocks;
import net.minecraft.world.level.block.EntityBlock;
import net.minecraft.world.level.block.LiquidBlock;
import net.minecraft.world.level.block.entity.BlockEntity;
import net.minecraft.world.level.block.entity.BlockEntityTicker;
import net.minecraft.world.level.block.entity.BlockEntityType;
import net.minecraft.world.level.block.entity.TickingBlockEntity;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.chunk.status.ChunkStatus;
import net.minecraft.world.level.gameevent.EuclideanGameEventListenerRegistry;
import net.minecraft.world.level.gameevent.GameEventListener;
import net.minecraft.world.level.gameevent.GameEventListenerRegistry;
import net.minecraft.world.level.levelgen.DebugLevelSource;
import net.minecraft.world.level.levelgen.Heightmap;
import net.minecraft.world.level.levelgen.blending.BlendingData;
import net.minecraft.world.level.lighting.LightEngine;
import net.minecraft.world.level.material.Fluid;
import net.minecraft.world.level.material.FluidState;
import net.minecraft.world.level.material.Fluids;
import net.minecraft.world.ticks.LevelChunkTicks;
import net.minecraft.world.ticks.TickContainerAccess;
import org.jetbrains.annotations.Nullable;
import org.slf4j.Logger;
public class LevelChunk extends ChunkAccess {
static final Logger LOGGER = LogUtils.getLogger();
private static final TickingBlockEntity NULL_TICKER = new TickingBlockEntity() {
@Override
public void tick() {
}
@Override
public boolean isRemoved() {
return true;
}
@Override
public BlockPos getPos() {
return BlockPos.ZERO;
}
@Override
public String getType() {
return "<null>";
}
};
private final Map<BlockPos, LevelChunk.RebindableTickingBlockEntityWrapper> tickersInLevel = Maps.<BlockPos, LevelChunk.RebindableTickingBlockEntityWrapper>newHashMap();
private boolean loaded;
final Level level;
@Nullable
private Supplier<FullChunkStatus> fullStatus;
@Nullable
private LevelChunk.PostLoadProcessor postLoad;
private final Int2ObjectMap<GameEventListenerRegistry> gameEventListenerRegistrySections;
private final LevelChunkTicks<Block> blockTicks;
private final LevelChunkTicks<Fluid> fluidTicks;
private LevelChunk.UnsavedListener unsavedListener = chunkPos -> {};
public LevelChunk(Level level, ChunkPos pos) {
this(level, pos, UpgradeData.EMPTY, new LevelChunkTicks<>(), new LevelChunkTicks<>(), 0L, null, null, null);
}
public LevelChunk(
Level level,
ChunkPos pos,
UpgradeData data,
LevelChunkTicks<Block> blockTicks,
LevelChunkTicks<Fluid> fluidTicks,
long inhabitedTime,
@Nullable LevelChunkSection[] sections,
@Nullable LevelChunk.PostLoadProcessor postLoad,
@Nullable BlendingData blendingData
) {
super(pos, data, level, level.registryAccess().lookupOrThrow(Registries.BIOME), inhabitedTime, sections, blendingData);
this.level = level;
this.gameEventListenerRegistrySections = new Int2ObjectOpenHashMap<>();
for (Heightmap.Types types : Heightmap.Types.values()) {
if (ChunkStatus.FULL.heightmapsAfter().contains(types)) {
this.heightmaps.put(types, new Heightmap(this, types));
}
}
this.postLoad = postLoad;
this.blockTicks = blockTicks;
this.fluidTicks = fluidTicks;
}
public LevelChunk(ServerLevel level, ProtoChunk chunk, @Nullable LevelChunk.PostLoadProcessor postLoad) {
this(
level,
chunk.getPos(),
chunk.getUpgradeData(),
chunk.unpackBlockTicks(),
chunk.unpackFluidTicks(),
chunk.getInhabitedTime(),
chunk.getSections(),
postLoad,
chunk.getBlendingData()
);
if (!Collections.disjoint(chunk.pendingBlockEntities.keySet(), chunk.blockEntities.keySet())) {
LOGGER.error("Chunk at {} contains duplicated block entities", chunk.getPos());
}
for (BlockEntity blockEntity : chunk.getBlockEntities().values()) {
this.setBlockEntity(blockEntity);
}
this.pendingBlockEntities.putAll(chunk.getBlockEntityNbts());
for (int i = 0; i < chunk.getPostProcessing().length; i++) {
this.postProcessing[i] = chunk.getPostProcessing()[i];
}
this.setAllStarts(chunk.getAllStarts());
this.setAllReferences(chunk.getAllReferences());
for (Entry<Heightmap.Types, Heightmap> entry : chunk.getHeightmaps()) {
if (ChunkStatus.FULL.heightmapsAfter().contains(entry.getKey())) {
this.setHeightmap((Heightmap.Types)entry.getKey(), ((Heightmap)entry.getValue()).getRawData());
}
}
this.skyLightSources = chunk.skyLightSources;
this.setLightCorrect(chunk.isLightCorrect());
this.markUnsaved();
}
public void setUnsavedListener(LevelChunk.UnsavedListener unsavedListener) {
this.unsavedListener = unsavedListener;
if (this.isUnsaved()) {
unsavedListener.setUnsaved(this.chunkPos);
}
}
@Override
public void markUnsaved() {
boolean bl = this.isUnsaved();
super.markUnsaved();
if (!bl) {
this.unsavedListener.setUnsaved(this.chunkPos);
}
}
@Override
public TickContainerAccess<Block> getBlockTicks() {
return this.blockTicks;
}
@Override
public TickContainerAccess<Fluid> getFluidTicks() {
return this.fluidTicks;
}
@Override
public ChunkAccess.PackedTicks getTicksForSerialization(long gametime) {
return new ChunkAccess.PackedTicks(this.blockTicks.pack(gametime), this.fluidTicks.pack(gametime));
}
@Override
public GameEventListenerRegistry getListenerRegistry(int sectionY) {
return this.level instanceof ServerLevel serverLevel
? this.gameEventListenerRegistrySections
.computeIfAbsent(
sectionY,
(Int2ObjectFunction<? extends GameEventListenerRegistry>)(j -> new EuclideanGameEventListenerRegistry(
serverLevel, sectionY, this::removeGameEventListenerRegistry
))
)
: super.getListenerRegistry(sectionY);
}
@Override
public BlockState getBlockState(BlockPos pos) {
int i = pos.getX();
int j = pos.getY();
int k = pos.getZ();
if (this.level.isDebug()) {
BlockState blockState = null;
if (j == 60) {
blockState = Blocks.BARRIER.defaultBlockState();
}
if (j == 70) {
blockState = DebugLevelSource.getBlockStateFor(i, k);
}
return blockState == null ? Blocks.AIR.defaultBlockState() : blockState;
} else {
try {
int l = this.getSectionIndex(j);
if (l >= 0 && l < this.sections.length) {
LevelChunkSection levelChunkSection = this.sections[l];
if (!levelChunkSection.hasOnlyAir()) {
return levelChunkSection.getBlockState(i & 15, j & 15, k & 15);
}
}
return Blocks.AIR.defaultBlockState();
} catch (Throwable var8) {
CrashReport crashReport = CrashReport.forThrowable(var8, "Getting block state");
CrashReportCategory crashReportCategory = crashReport.addCategory("Block being got");
crashReportCategory.setDetail("Location", (CrashReportDetail<String>)(() -> CrashReportCategory.formatLocation(this, i, j, k)));
throw new ReportedException(crashReport);
}
}
}
@Override
public FluidState getFluidState(BlockPos pos) {
return this.getFluidState(pos.getX(), pos.getY(), pos.getZ());
}
public FluidState getFluidState(int x, int y, int z) {
try {
int i = this.getSectionIndex(y);
if (i >= 0 && i < this.sections.length) {
LevelChunkSection levelChunkSection = this.sections[i];
if (!levelChunkSection.hasOnlyAir()) {
return levelChunkSection.getFluidState(x & 15, y & 15, z & 15);
}
}
return Fluids.EMPTY.defaultFluidState();
} catch (Throwable var7) {
CrashReport crashReport = CrashReport.forThrowable(var7, "Getting fluid state");
CrashReportCategory crashReportCategory = crashReport.addCategory("Block being got");
crashReportCategory.setDetail("Location", (CrashReportDetail<String>)(() -> CrashReportCategory.formatLocation(this, x, y, z)));
throw new ReportedException(crashReport);
}
}
@Nullable
@Override
public BlockState setBlockState(BlockPos pos, BlockState state, int flags) {
int i = pos.getY();
LevelChunkSection levelChunkSection = this.getSection(this.getSectionIndex(i));
boolean bl = levelChunkSection.hasOnlyAir();
if (bl && state.isAir()) {
return null;
} else {
int j = pos.getX() & 15;
int k = i & 15;
int l = pos.getZ() & 15;
BlockState blockState = levelChunkSection.setBlockState(j, k, l, state);
if (blockState == state) {
return null;
} else {
Block block = state.getBlock();
((Heightmap)this.heightmaps.get(Heightmap.Types.MOTION_BLOCKING)).update(j, i, l, state);
((Heightmap)this.heightmaps.get(Heightmap.Types.MOTION_BLOCKING_NO_LEAVES)).update(j, i, l, state);
((Heightmap)this.heightmaps.get(Heightmap.Types.OCEAN_FLOOR)).update(j, i, l, state);
((Heightmap)this.heightmaps.get(Heightmap.Types.WORLD_SURFACE)).update(j, i, l, state);
boolean bl2 = levelChunkSection.hasOnlyAir();
if (bl != bl2) {
this.level.getChunkSource().getLightEngine().updateSectionStatus(pos, bl2);
this.level.getChunkSource().onSectionEmptinessChanged(this.chunkPos.x, SectionPos.blockToSectionCoord(i), this.chunkPos.z, bl2);
}
if (LightEngine.hasDifferentLightProperties(blockState, state)) {
ProfilerFiller profilerFiller = Profiler.get();
profilerFiller.push("updateSkyLightSources");
this.skyLightSources.update(this, j, i, l);
profilerFiller.popPush("queueCheckLight");
this.level.getChunkSource().getLightEngine().checkBlock(pos);
profilerFiller.pop();
}
boolean bl3 = !blockState.is(block);
boolean bl4 = (flags & 64) != 0;
boolean bl5 = (flags & 256) == 0;
if (bl3 && blockState.hasBlockEntity()) {
if (!this.level.isClientSide && bl5) {
BlockEntity blockEntity = this.level.getBlockEntity(pos);
if (blockEntity != null) {
blockEntity.preRemoveSideEffects(pos, blockState);
}
}
this.removeBlockEntity(pos);
}
if ((bl3 || block instanceof BaseRailBlock) && this.level instanceof ServerLevel serverLevel && ((flags & 1) != 0 || bl4)) {
blockState.affectNeighborsAfterRemoval(serverLevel, pos, bl4);
}
if (!levelChunkSection.getBlockState(j, k, l).is(block)) {
return null;
} else {
if (!this.level.isClientSide && (flags & 512) == 0) {
state.onPlace(this.level, pos, blockState, bl4);
}
if (state.hasBlockEntity()) {
BlockEntity blockEntity = this.getBlockEntity(pos, LevelChunk.EntityCreationType.CHECK);
if (blockEntity != null && !blockEntity.isValidBlockState(state)) {
LOGGER.warn("Found mismatched block entity @ {}: type = {}, state = {}", pos, blockEntity.getType().builtInRegistryHolder().key().location(), state);
this.removeBlockEntity(pos);
blockEntity = null;
}
if (blockEntity == null) {
blockEntity = ((EntityBlock)block).newBlockEntity(pos, state);
if (blockEntity != null) {
this.addAndRegisterBlockEntity(blockEntity);
}
} else {
blockEntity.setBlockState(state);
this.updateBlockEntityTicker(blockEntity);
}
}
this.markUnsaved();
return blockState;
}
}
}
}
@Deprecated
@Override
public void addEntity(Entity entity) {
}
@Nullable
private BlockEntity createBlockEntity(BlockPos pos) {
BlockState blockState = this.getBlockState(pos);
return !blockState.hasBlockEntity() ? null : ((EntityBlock)blockState.getBlock()).newBlockEntity(pos, blockState);
}
@Nullable
@Override
public BlockEntity getBlockEntity(BlockPos pos) {
return this.getBlockEntity(pos, LevelChunk.EntityCreationType.CHECK);
}
@Nullable
public BlockEntity getBlockEntity(BlockPos pos, LevelChunk.EntityCreationType creationType) {
BlockEntity blockEntity = (BlockEntity)this.blockEntities.get(pos);
if (blockEntity == null) {
CompoundTag compoundTag = (CompoundTag)this.pendingBlockEntities.remove(pos);
if (compoundTag != null) {
BlockEntity blockEntity2 = this.promotePendingBlockEntity(pos, compoundTag);
if (blockEntity2 != null) {
return blockEntity2;
}
}
}
if (blockEntity == null) {
if (creationType == LevelChunk.EntityCreationType.IMMEDIATE) {
blockEntity = this.createBlockEntity(pos);
if (blockEntity != null) {
this.addAndRegisterBlockEntity(blockEntity);
}
}
} else if (blockEntity.isRemoved()) {
this.blockEntities.remove(pos);
return null;
}
return blockEntity;
}
public void addAndRegisterBlockEntity(BlockEntity blockEntity) {
this.setBlockEntity(blockEntity);
if (this.isInLevel()) {
if (this.level instanceof ServerLevel serverLevel) {
this.addGameEventListener(blockEntity, serverLevel);
}
this.updateBlockEntityTicker(blockEntity);
}
}
private boolean isInLevel() {
return this.loaded || this.level.isClientSide();
}
boolean isTicking(BlockPos pos) {
if (!this.level.getWorldBorder().isWithinBounds(pos)) {
return false;
} else {
return !(this.level instanceof ServerLevel serverLevel)
? true
: this.getFullStatus().isOrAfter(FullChunkStatus.BLOCK_TICKING) && serverLevel.areEntitiesLoaded(ChunkPos.asLong(pos));
}
}
@Override
public void setBlockEntity(BlockEntity blockEntity) {
BlockPos blockPos = blockEntity.getBlockPos();
BlockState blockState = this.getBlockState(blockPos);
if (!blockState.hasBlockEntity()) {
LOGGER.warn("Trying to set block entity {} at position {}, but state {} does not allow it", blockEntity, blockPos, blockState);
} else {
BlockState blockState2 = blockEntity.getBlockState();
if (blockState != blockState2) {
if (!blockEntity.getType().isValid(blockState)) {
LOGGER.warn("Trying to set block entity {} at position {}, but state {} does not allow it", blockEntity, blockPos, blockState);
return;
}
if (blockState.getBlock() != blockState2.getBlock()) {
LOGGER.warn("Block state mismatch on block entity {} in position {}, {} != {}, updating", blockEntity, blockPos, blockState, blockState2);
}
blockEntity.setBlockState(blockState);
}
blockEntity.setLevel(this.level);
blockEntity.clearRemoved();
BlockEntity blockEntity2 = (BlockEntity)this.blockEntities.put(blockPos.immutable(), blockEntity);
if (blockEntity2 != null && blockEntity2 != blockEntity) {
blockEntity2.setRemoved();
}
}
}
@Nullable
@Override
public CompoundTag getBlockEntityNbtForSaving(BlockPos pos, HolderLookup.Provider registries) {
BlockEntity blockEntity = this.getBlockEntity(pos);
if (blockEntity != null && !blockEntity.isRemoved()) {
CompoundTag compoundTag = blockEntity.saveWithFullMetadata(this.level.registryAccess());
compoundTag.putBoolean("keepPacked", false);
return compoundTag;
} else {
CompoundTag compoundTag = (CompoundTag)this.pendingBlockEntities.get(pos);
if (compoundTag != null) {
compoundTag = compoundTag.copy();
compoundTag.putBoolean("keepPacked", true);
}
return compoundTag;
}
}
@Override
public void removeBlockEntity(BlockPos pos) {
if (this.isInLevel()) {
BlockEntity blockEntity = (BlockEntity)this.blockEntities.remove(pos);
if (blockEntity != null) {
if (this.level instanceof ServerLevel serverLevel) {
this.removeGameEventListener(blockEntity, serverLevel);
}
blockEntity.setRemoved();
}
}
this.removeBlockEntityTicker(pos);
}
private <T extends BlockEntity> void removeGameEventListener(T blockEntity, ServerLevel level) {
Block block = blockEntity.getBlockState().getBlock();
if (block instanceof EntityBlock) {
GameEventListener gameEventListener = ((EntityBlock)block).getListener(level, blockEntity);
if (gameEventListener != null) {
int i = SectionPos.blockToSectionCoord(blockEntity.getBlockPos().getY());
GameEventListenerRegistry gameEventListenerRegistry = this.getListenerRegistry(i);
gameEventListenerRegistry.unregister(gameEventListener);
}
}
}
private void removeGameEventListenerRegistry(int sectionY) {
this.gameEventListenerRegistrySections.remove(sectionY);
}
private void removeBlockEntityTicker(BlockPos pos) {
LevelChunk.RebindableTickingBlockEntityWrapper rebindableTickingBlockEntityWrapper = (LevelChunk.RebindableTickingBlockEntityWrapper)this.tickersInLevel
.remove(pos);
if (rebindableTickingBlockEntityWrapper != null) {
rebindableTickingBlockEntityWrapper.rebind(NULL_TICKER);
}
}
public void runPostLoad() {
if (this.postLoad != null) {
this.postLoad.run(this);
this.postLoad = null;
}
}
public boolean isEmpty() {
return false;
}
public void replaceWithPacketData(
FriendlyByteBuf buffer, Map<Heightmap.Types, long[]> heightmaps, Consumer<ClientboundLevelChunkPacketData.BlockEntityTagOutput> outputTagConsumer
) {
this.clearAllBlockEntities();
for (LevelChunkSection levelChunkSection : this.sections) {
levelChunkSection.read(buffer);
}
heightmaps.forEach(this::setHeightmap);
this.initializeLightSources();
outputTagConsumer.accept((ClientboundLevelChunkPacketData.BlockEntityTagOutput)(blockPos, blockEntityType, compoundTag) -> {
BlockEntity blockEntity = this.getBlockEntity(blockPos, LevelChunk.EntityCreationType.IMMEDIATE);
if (blockEntity != null && compoundTag != null && blockEntity.getType() == blockEntityType) {
blockEntity.loadWithComponents(compoundTag, this.level.registryAccess());
}
});
}
public void replaceBiomes(FriendlyByteBuf buffer) {
for (LevelChunkSection levelChunkSection : this.sections) {
levelChunkSection.readBiomes(buffer);
}
}
public void setLoaded(boolean loaded) {
this.loaded = loaded;
}
public Level getLevel() {
return this.level;
}
public Map<BlockPos, BlockEntity> getBlockEntities() {
return this.blockEntities;
}
public void postProcessGeneration(ServerLevel level) {
ChunkPos chunkPos = this.getPos();
for (int i = 0; i < this.postProcessing.length; i++) {
if (this.postProcessing[i] != null) {
for (Short short_ : this.postProcessing[i]) {
BlockPos blockPos = ProtoChunk.unpackOffsetCoordinates(short_, this.getSectionYFromSectionIndex(i), chunkPos);
BlockState blockState = this.getBlockState(blockPos);
FluidState fluidState = blockState.getFluidState();
if (!fluidState.isEmpty()) {
fluidState.tick(level, blockPos, blockState);
}
if (!(blockState.getBlock() instanceof LiquidBlock)) {
BlockState blockState2 = Block.updateFromNeighbourShapes(blockState, level, blockPos);
if (blockState2 != blockState) {
level.setBlock(blockPos, blockState2, 276);
}
}
}
this.postProcessing[i].clear();
}
}
for (BlockPos blockPos2 : ImmutableList.copyOf(this.pendingBlockEntities.keySet())) {
this.getBlockEntity(blockPos2);
}
this.pendingBlockEntities.clear();
this.upgradeData.upgrade(this);
}
@Nullable
private BlockEntity promotePendingBlockEntity(BlockPos pos, CompoundTag tag) {
BlockState blockState = this.getBlockState(pos);
BlockEntity blockEntity;
if ("DUMMY".equals(tag.getStringOr("id", ""))) {
if (blockState.hasBlockEntity()) {
blockEntity = ((EntityBlock)blockState.getBlock()).newBlockEntity(pos, blockState);
} else {
blockEntity = null;
LOGGER.warn("Tried to load a DUMMY block entity @ {} but found not block entity block {} at location", pos, blockState);
}
} else {
blockEntity = BlockEntity.loadStatic(pos, blockState, tag, this.level.registryAccess());
}
if (blockEntity != null) {
blockEntity.setLevel(this.level);
this.addAndRegisterBlockEntity(blockEntity);
} else {
LOGGER.warn("Tried to load a block entity for block {} but failed at location {}", blockState, pos);
}
return blockEntity;
}
public void unpackTicks(long pos) {
this.blockTicks.unpack(pos);
this.fluidTicks.unpack(pos);
}
public void registerTickContainerInLevel(ServerLevel level) {
level.getBlockTicks().addContainer(this.chunkPos, this.blockTicks);
level.getFluidTicks().addContainer(this.chunkPos, this.fluidTicks);
}
public void unregisterTickContainerFromLevel(ServerLevel level) {
level.getBlockTicks().removeContainer(this.chunkPos);
level.getFluidTicks().removeContainer(this.chunkPos);
}
@Override
public ChunkStatus getPersistedStatus() {
return ChunkStatus.FULL;
}
public FullChunkStatus getFullStatus() {
return this.fullStatus == null ? FullChunkStatus.FULL : (FullChunkStatus)this.fullStatus.get();
}
public void setFullStatus(Supplier<FullChunkStatus> fullStatus) {
this.fullStatus = fullStatus;
}
public void clearAllBlockEntities() {
this.blockEntities.values().forEach(BlockEntity::setRemoved);
this.blockEntities.clear();
this.tickersInLevel.values().forEach(rebindableTickingBlockEntityWrapper -> rebindableTickingBlockEntityWrapper.rebind(NULL_TICKER));
this.tickersInLevel.clear();
}
public void registerAllBlockEntitiesAfterLevelLoad() {
this.blockEntities.values().forEach(blockEntity -> {
if (this.level instanceof ServerLevel serverLevel) {
this.addGameEventListener(blockEntity, serverLevel);
}
this.updateBlockEntityTicker(blockEntity);
});
}
private <T extends BlockEntity> void addGameEventListener(T blockEntity, ServerLevel level) {
Block block = blockEntity.getBlockState().getBlock();
if (block instanceof EntityBlock) {
GameEventListener gameEventListener = ((EntityBlock)block).getListener(level, blockEntity);
if (gameEventListener != null) {
this.getListenerRegistry(SectionPos.blockToSectionCoord(blockEntity.getBlockPos().getY())).register(gameEventListener);
}
}
}
private <T extends BlockEntity> void updateBlockEntityTicker(T blockEntity) {
BlockState blockState = blockEntity.getBlockState();
BlockEntityTicker<T> blockEntityTicker = blockState.getTicker(this.level, (BlockEntityType<T>)blockEntity.getType());
if (blockEntityTicker == null) {
this.removeBlockEntityTicker(blockEntity.getBlockPos());
} else {
this.tickersInLevel
.compute(
blockEntity.getBlockPos(),
(blockPos, rebindableTickingBlockEntityWrapper) -> {
TickingBlockEntity tickingBlockEntity = this.createTicker(blockEntity, blockEntityTicker);
if (rebindableTickingBlockEntityWrapper != null) {
rebindableTickingBlockEntityWrapper.rebind(tickingBlockEntity);
return rebindableTickingBlockEntityWrapper;
} else if (this.isInLevel()) {
LevelChunk.RebindableTickingBlockEntityWrapper rebindableTickingBlockEntityWrapper2 = new LevelChunk.RebindableTickingBlockEntityWrapper(
tickingBlockEntity
);
this.level.addBlockEntityTicker(rebindableTickingBlockEntityWrapper2);
return rebindableTickingBlockEntityWrapper2;
} else {
return null;
}
}
);
}
}
private <T extends BlockEntity> TickingBlockEntity createTicker(T blockEntity, BlockEntityTicker<T> ticker) {
return new LevelChunk.BoundTickingBlockEntity<>(blockEntity, ticker);
}
class BoundTickingBlockEntity<T extends BlockEntity> implements TickingBlockEntity {
private final T blockEntity;
private final BlockEntityTicker<T> ticker;
private boolean loggedInvalidBlockState;
BoundTickingBlockEntity(final T blockEntity, final BlockEntityTicker<T> ticker) {
this.blockEntity = blockEntity;
this.ticker = ticker;
}
@Override
public void tick() {
if (!this.blockEntity.isRemoved() && this.blockEntity.hasLevel()) {
BlockPos blockPos = this.blockEntity.getBlockPos();
if (LevelChunk.this.isTicking(blockPos)) {
try {
ProfilerFiller profilerFiller = Profiler.get();
profilerFiller.push(this::getType);
BlockState blockState = LevelChunk.this.getBlockState(blockPos);
if (this.blockEntity.getType().isValid(blockState)) {
this.ticker.tick(LevelChunk.this.level, this.blockEntity.getBlockPos(), blockState, this.blockEntity);
this.loggedInvalidBlockState = false;
} else if (!this.loggedInvalidBlockState) {
this.loggedInvalidBlockState = true;
LevelChunk.LOGGER.warn("Block entity {} @ {} state {} invalid for ticking:", LogUtils.defer(this::getType), LogUtils.defer(this::getPos), blockState);
}
profilerFiller.pop();
} catch (Throwable var5) {
CrashReport crashReport = CrashReport.forThrowable(var5, "Ticking block entity");
CrashReportCategory crashReportCategory = crashReport.addCategory("Block entity being ticked");
this.blockEntity.fillCrashReportCategory(crashReportCategory);
throw new ReportedException(crashReport);
}
}
}
}
@Override
public boolean isRemoved() {
return this.blockEntity.isRemoved();
}
@Override
public BlockPos getPos() {
return this.blockEntity.getBlockPos();
}
@Override
public String getType() {
return BlockEntityType.getKey(this.blockEntity.getType()).toString();
}
public String toString() {
return "Level ticker for " + this.getType() + "@" + this.getPos();
}
}
public static enum EntityCreationType {
IMMEDIATE,
QUEUED,
CHECK;
}
@FunctionalInterface
public interface PostLoadProcessor {
void run(LevelChunk levelChunk);
}
static class RebindableTickingBlockEntityWrapper implements TickingBlockEntity {
private TickingBlockEntity ticker;
RebindableTickingBlockEntityWrapper(TickingBlockEntity ticker) {
this.ticker = ticker;
}
void rebind(TickingBlockEntity ticker) {
this.ticker = ticker;
}
@Override
public void tick() {
this.ticker.tick();
}
@Override
public boolean isRemoved() {
return this.ticker.isRemoved();
}
@Override
public BlockPos getPos() {
return this.ticker.getPos();
}
@Override
public String getType() {
return this.ticker.getType();
}
public String toString() {
return this.ticker + " <wrapped>";
}
}
@FunctionalInterface
public interface UnsavedListener {
void setUnsaved(ChunkPos chunkPos);
}
}