mirror of https://github.com/webbukkit/dynmap.git
81 lines
3.1 KiB
Java
81 lines
3.1 KiB
Java
package org.dynmap.bukkit.helper.v118_2;
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import org.bukkit.Bukkit;
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import org.bukkit.World;
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import org.bukkit.craftbukkit.v1_18_R2.CraftServer;
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import org.bukkit.craftbukkit.v1_18_R2.CraftWorld;
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import org.dynmap.DynmapChunk;
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import org.dynmap.bukkit.helper.BukkitVersionHelper;
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import org.dynmap.bukkit.helper.BukkitWorld;
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import org.dynmap.common.chunk.GenericChunk;
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import org.dynmap.common.chunk.GenericChunkCache;
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import org.dynmap.common.chunk.GenericMapChunkCache;
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import net.minecraft.nbt.NBTTagCompound;
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import net.minecraft.world.level.ChunkCoordIntPair;
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import net.minecraft.world.level.chunk.storage.ChunkRegionLoader;
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import net.minecraft.world.level.chunk.Chunk;
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import java.io.IOException;
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import java.lang.reflect.InvocationTargetException;
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import java.util.List;
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import java.util.concurrent.CompletableFuture;
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/**
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* Container for managing chunks - dependent upon using chunk snapshots, since rendering is off server thread
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*/
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public class MapChunkCache118_2 extends GenericMapChunkCache {
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private final AsyncChunkProvider118_2 provider = BukkitVersionHelper.helper.isUnsafeAsync() ? null : new AsyncChunkProvider118_2();
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private World w;
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/**
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* Construct empty cache
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*/
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public MapChunkCache118_2(GenericChunkCache cc) {
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super(cc);
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}
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// Load generic chunk from existing and already loaded chunk
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protected GenericChunk getLoadedChunk(DynmapChunk chunk) {
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CraftWorld cw = (CraftWorld) w;
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NBTTagCompound nbt = null;
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GenericChunk gc = null;
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if (cw.isChunkLoaded(chunk.x, chunk.z)) {
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Chunk c = cw.getHandle().getChunkIfLoaded(chunk.x, chunk.z); //already safe async on vanilla
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if ((c != null) && c.o) { // c.loaded
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if (provider == null) { //idk why, but paper uses this only sync, so I won't be smarter
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nbt = ChunkRegionLoader.a(cw.getHandle(), c);
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} else {
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nbt = CompletableFuture.supplyAsync(() -> ChunkRegionLoader.a(cw.getHandle(), c), ((CraftServer) Bukkit.getServer()).getServer()).join();
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}
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}
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if (nbt != null) {
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gc = parseChunkFromNBT(new NBT.NBTCompound(nbt));
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}
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}
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return gc;
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}
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// Load generic chunk from unloaded chunk
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protected GenericChunk loadChunk(DynmapChunk chunk) {
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CraftWorld cw = (CraftWorld) w;
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NBTTagCompound nbt = null;
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ChunkCoordIntPair cc = new ChunkCoordIntPair(chunk.x, chunk.z);
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GenericChunk gc = null;
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try {
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if (provider == null){
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nbt = cw.getHandle().k().a.f(cc); // playerChunkMap
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} else {
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nbt = provider.getChunk(cw.getHandle(),chunk.x, chunk.z);
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}
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} catch (IOException | InvocationTargetException | IllegalAccessException | NoSuchFieldException ignored) {}
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if (nbt != null) {
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gc = parseChunkFromNBT(new NBT.NBTCompound(nbt));
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}
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return gc;
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}
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public void setChunks(BukkitWorld dw, List<DynmapChunk> chunks) {
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this.w = dw.getWorld();
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super.setChunks(dw, chunks);
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}
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}
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