mirror of https://github.com/webbukkit/dynmap.git
91 lines
2.9 KiB
Java
91 lines
2.9 KiB
Java
package org.dynmap.bukkit.helper.v113_2;
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import org.bukkit.block.Biome;
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import org.bukkit.ChunkSnapshot;
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import org.bukkit.World;
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import org.dynmap.DynmapCore;
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import org.dynmap.bukkit.helper.AbstractMapChunkCache;
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import org.dynmap.bukkit.helper.BukkitVersionHelper;
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import org.dynmap.renderer.DynmapBlockState;
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import net.minecraft.server.v1_13_R2.DataPaletteBlock;
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import net.minecraft.server.v1_13_R2.Chunk;
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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 MapChunkCache113_2 extends AbstractMapChunkCache {
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public static class WrappedSnapshot implements Snapshot {
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private final ChunkSnapshot ss;
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private final DataPaletteBlock[] blockids;
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private final int sectionmask;
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public WrappedSnapshot(ChunkSnapshot ss) {
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this.ss = ss;
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blockids = (DataPaletteBlock[]) BukkitVersionHelper.helper.getBlockIDFieldFromSnapshot(ss);
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int mask = 0;
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for (int i = 0; i < blockids.length; i++) {
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if (ss.isSectionEmpty(i))
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mask |= (1 << i);
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}
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sectionmask = mask;
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}
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@Override
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public final DynmapBlockState getBlockType(int x, int y, int z) {
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if ((sectionmask & (1 << (y >> 4))) != 0)
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return DynmapBlockState.AIR;
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return BukkitVersionHelperSpigot113_2.dataToState.getOrDefault(blockids[y >> 4].a(x & 0xF, y & 0xF, z & 0xF), DynmapBlockState.AIR);
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}
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@Override
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public final int getBlockSkyLight(int x, int y, int z) {
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return ss.getBlockSkyLight(x, y, z);
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}
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@Override
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public final int getBlockEmittedLight(int x, int y, int z) {
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return ss.getBlockEmittedLight(x, y, z);
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}
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@Override
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public final int getHighestBlockYAt(int x, int z) {
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return ss.getHighestBlockYAt(x, z);
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}
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@Override
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public final Biome getBiome(int x, int z) {
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return ss.getBiome(x, z);
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}
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@Override
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public final boolean isSectionEmpty(int sy) {
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return (sectionmask & (1 << sy)) != 0;
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}
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@Override
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public final Object[] getBiomeBaseFromSnapshot() {
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return BukkitVersionHelper.helper.getBiomeBaseFromSnapshot(ss);
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}
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}
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@Override
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public Snapshot wrapChunkSnapshot(ChunkSnapshot css) {
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return new WrappedSnapshot(css);
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}
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@Override
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public boolean loadChunkNoGenerate(World w, int x, int z) {
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boolean rslt = w.loadChunk(x, z, false);
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// Workaround for Spigot 1.13.2 bug - check if generated and do load-with-generate if so to drive migration of old chunks
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if ((!rslt) && DynmapCore.migrateChunks()) {
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boolean generated = true;
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// Check one in each direction: see if all are generated
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for (int xx = x-3; xx <= x+3; xx++) {
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for (int zz = z-3; zz <= z+3; zz++) {
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if (w.isChunkGenerated(xx, zz) == false) {
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generated = false;
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break;
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}
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}
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}
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if (generated) {
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rslt = w.loadChunk(x, z, true);
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}
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}
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return rslt;
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}
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}
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