113 lines
3.7 KiB
Java
113 lines
3.7 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2021 ViaVersion and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.viaversion.viaversion.protocols.protocol1_18to1_17_1.storage;
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import com.viaversion.viaversion.api.connection.StorableObject;
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import org.checkerframework.checker.nullness.qual.Nullable;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Set;
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public final class ChunkLightStorage implements StorableObject {
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private final Map<Long, ChunkLight> lightPackets = new HashMap<>();
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private final Set<Long> loadedChunks = new HashSet<>();
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public void storeLight(final int x, final int z, final ChunkLight chunkLight) {
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lightPackets.put(getChunkSectionIndex(x, z), chunkLight);
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}
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public @Nullable ChunkLight removeLight(final int x, final int z) {
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return lightPackets.get(getChunkSectionIndex(x, z));
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}
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public void addLoadedChunk(final int x, final int z) {
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loadedChunks.add(getChunkSectionIndex(x, z));
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}
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public boolean isLoaded(final int x, final int z) {
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return loadedChunks.contains(getChunkSectionIndex(x, z));
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}
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public void clear(final int x, final int z) {
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final long index = getChunkSectionIndex(x, z);
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lightPackets.remove(index);
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loadedChunks.remove(index);
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}
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public void clear() {
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loadedChunks.clear();
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lightPackets.clear();
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}
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private long getChunkSectionIndex(final int x, final int z) {
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return ((x & 0x3FFFFFFL) << 38) | (z & 0x3FFFFFFL);
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}
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public static final class ChunkLight {
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private final boolean trustEdges;
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private final long[] skyLightMask;
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private final long[] blockLightMask;
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private final long[] emptySkyLightMask;
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private final long[] emptyBlockLightMask;
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private final byte[][] skyLight;
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private final byte[][] blockLight;
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public ChunkLight(final boolean trustEdges, final long[] skyLightMask, final long[] blockLightMask,
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final long[] emptySkyLightMask, final long[] emptyBlockLightMask, final byte[][] skyLight, final byte[][] blockLight) {
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this.trustEdges = trustEdges;
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this.skyLightMask = skyLightMask;
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this.emptySkyLightMask = emptySkyLightMask;
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this.blockLightMask = blockLightMask;
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this.emptyBlockLightMask = emptyBlockLightMask;
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this.skyLight = skyLight;
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this.blockLight = blockLight;
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}
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public boolean trustEdges() {
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return trustEdges;
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}
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public long[] skyLightMask() {
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return skyLightMask;
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}
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public long[] emptySkyLightMask() {
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return emptySkyLightMask;
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}
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public long[] blockLightMask() {
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return blockLightMask;
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}
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public long[] emptyBlockLightMask() {
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return emptyBlockLightMask;
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}
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public byte[][] skyLight() {
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return skyLight;
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}
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public byte[][] blockLight() {
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return blockLight;
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}
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}
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}
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