superb-warfare/src/main/java/com/atsuishio/superbwarfare/tools/ChunkLoadTool.java
2025-04-25 18:41:04 +08:00

68 lines
2.6 KiB
Java

package com.atsuishio.superbwarfare.tools;
import com.atsuishio.superbwarfare.Mod;
import net.minecraft.core.BlockPos;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.level.ChunkPos;
import net.neoforged.bus.api.SubscribeEvent;
import net.neoforged.fml.common.EventBusSubscriber;
import net.neoforged.neoforge.common.world.chunk.RegisterTicketControllersEvent;
import net.neoforged.neoforge.common.world.chunk.TicketController;
import java.util.HashSet;
import java.util.Set;
@EventBusSubscriber(modid = Mod.MODID, bus = EventBusSubscriber.Bus.MOD)
public class ChunkLoadTool {
private static final TicketController controller = new TicketController(Mod.loc("chunk_loader"));
/**
* 根据动量计算需要加载的区块并卸载不再需要加载的区块
*/
public static void updateLoadedChunks(ServerLevel level, Entity entity, Set<Long> loadedChunks) {
var x = entity.position().x;
var z = entity.position().z;
var nextX = x + entity.getDeltaMovement().x;
var nextZ = z + entity.getDeltaMovement().z;
// 加载当前区块和下一tick会进入的区块
var newChunks = new HashSet<Long>();
newChunks.add(ChunkPos.asLong(new BlockPos((int) x, 0, (int) z)));
newChunks.add(ChunkPos.asLong(new BlockPos((int) nextX, 0, (int) nextZ)));
// 计算需要更新的区块
var chunksToLoad = newChunks.stream().filter(chunk -> !loadedChunks.contains(chunk)).toList();
var chunksToUnload = loadedChunks.stream().filter(chunk -> !newChunks.contains(chunk)).toList();
chunksToLoad.forEach(chunk -> {
var chunkPos = new ChunkPos(chunk);
controller.forceChunk(level, entity, chunkPos.x, chunkPos.z, true, false);
});
chunksToUnload.forEach(chunk -> {
var chunkPos = new ChunkPos(chunk);
Mod.queueServerWork(10, () -> controller.forceChunk(level, entity, chunkPos.x, chunkPos.z, false, false));
});
loadedChunks.clear();
loadedChunks.addAll(newChunks);
}
/**
* 卸载所有已加载区块
*/
public static void unloadAllChunks(ServerLevel level, Entity entity, Set<Long> loadedChunks) {
loadedChunks.forEach(chunk -> {
var chunkPos = new ChunkPos(chunk);
Mod.queueServerWork(10, () -> controller.forceChunk(level, entity, chunkPos.x, chunkPos.z, false, false));
});
}
@SubscribeEvent
public static void register(RegisterTicketControllersEvent event) {
event.register(controller);
}
}