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Add getChunkSnapshot includeLightData parameter (#10234)

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Warrior 2024-02-10 22:28:56 +01:00 committed by GitHub
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34
patches/api/0462-Add-getChunkSnapshot-includeLightData-parameter.patch Normal file
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@ -0,0 +1,34 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Warrior <50800980+Warriorrrr@users.noreply.github.com>
Date: Sat, 10 Feb 2024 10:05:59 +0100
Subject: [PATCH] Add getChunkSnapshot includeLightData parameter
diff --git a/src/main/java/org/bukkit/Chunk.java b/src/main/java/org/bukkit/Chunk.java
index eca55d8d3464f0e13a3b7984f74559ccda87edba..0b83bf7fb7dac51ed1dbc005df36f0292167ec16 100644
--- a/src/main/java/org/bukkit/Chunk.java
+++ b/src/main/java/org/bukkit/Chunk.java
@@ -100,6 +100,23 @@ public interface Chunk extends PersistentDataHolder {
@NotNull
ChunkSnapshot getChunkSnapshot(boolean includeMaxblocky, boolean includeBiome, boolean includeBiomeTempRain);
+ // Paper start - Add getChunkSnapshot includeLightData parameter
+ /**
+ * Capture thread-safe read-only snapshot of chunk data
+ *
+ * @param includeMaxblocky if true, snapshot includes per-coordinate
+ * maximum Y values
+ * @param includeBiome if true, snapshot includes per-coordinate biome
+ * type
+ * @param includeBiomeTempRain if true, snapshot includes per-coordinate
+ * raw biome temperature and rainfall
+ * @param includeLightData Whether to include per-coordinate light emitted by blocks and sky light data
+ * @return ChunkSnapshot
+ */
+ @NotNull
+ ChunkSnapshot getChunkSnapshot(boolean includeMaxblocky, boolean includeBiome, boolean includeBiomeTempRain, boolean includeLightData);
+ // Paper end - Add getChunkSnapshot includeLightData parameter
+
/**
* Checks if entities in this chunk are loaded.
*

70
patches/server/1051-Add-getChunkSnapshot-includeLightData-parameter.patch Normal file
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Warrior <50800980+Warriorrrr@users.noreply.github.com>
Date: Sat, 10 Feb 2024 10:03:48 +0100
Subject: [PATCH] Add getChunkSnapshot includeLightData parameter
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftChunk.java b/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
index fd702027e62eb38d51fb7c46ef268e9bb94e1e92..21d4f3686d5fb7799b4a19b9f6b1941b527e52cc 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
@@ -281,12 +281,21 @@ public class CraftChunk implements Chunk {
@Override
public ChunkSnapshot getChunkSnapshot(boolean includeMaxBlockY, boolean includeBiome, boolean includeBiomeTempRain) {
+ // Paper start - Add getChunkSnapshot includeLightData parameter
+ return getChunkSnapshot(includeMaxBlockY, includeBiome, includeBiomeTempRain, true);
+ }
+
+ @Override
+ public ChunkSnapshot getChunkSnapshot(boolean includeMaxBlockY, boolean includeBiome, boolean includeBiomeTempRain, boolean includeLightData) {
+ // Paper end - Add getChunkSnapshot includeLightData parameter
ChunkAccess chunk = this.getHandle(ChunkStatus.FULL);
LevelChunkSection[] cs = chunk.getSections();
PalettedContainer[] sectionBlockIDs = new PalettedContainer[cs.length];
- byte[][] sectionSkyLights = new byte[cs.length][];
- byte[][] sectionEmitLights = new byte[cs.length][];
+ // Paper start - Add getChunkSnapshot includeLightData parameter
+ byte[][] sectionSkyLights = includeLightData ? new byte[cs.length][] : null;
+ byte[][] sectionEmitLights = includeLightData ? new byte[cs.length][] : null;
+ // Paper end - Add getChunkSnapshot includeLightData parameter
boolean[] sectionEmpty = new boolean[cs.length];
PalettedContainerRO<Holder<net.minecraft.world.level.biome.Biome>>[] biome = (includeBiome || includeBiomeTempRain) ? new PalettedContainer[cs.length] : null;
@@ -303,6 +312,7 @@ public class CraftChunk implements Chunk {
}
// Paper end - Fix ChunkSnapshot#isSectionEmpty(int)
+ if (includeLightData) { // Paper - Add getChunkSnapshot includeLightData parameter
LevelLightEngine lightengine = this.worldServer.getLightEngine();
DataLayer skyLightArray = lightengine.getLayerListener(LightLayer.SKY).getDataLayerData(SectionPos.of(this.x, chunk.getSectionYFromSectionIndex(i), this.z)); // SPIGOT-7498: Convert section index
if (skyLightArray == null) {
@@ -318,6 +328,7 @@ public class CraftChunk implements Chunk {
sectionEmitLights[i] = new byte[2048];
System.arraycopy(emitLightArray.getData(), 0, sectionEmitLights[i], 0, 2048);
}
+ } // Paper - Add getChunkSnapshot includeLightData parameter
if (biome != null) {
biome[i] = ((PalettedContainer<Holder<net.minecraft.world.level.biome.Biome>>) cs[i].getBiomes()).copy(); // Paper - Perf: use copy instead of round tripping with codecs
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftChunkSnapshot.java b/src/main/java/org/bukkit/craftbukkit/CraftChunkSnapshot.java
index 85029f1acfdbb411d9ebdf95838d6db3898f4e58..0756b5adb3039997feadeb94afb10b596abd9424 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftChunkSnapshot.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftChunkSnapshot.java
@@ -118,6 +118,7 @@ public class CraftChunkSnapshot implements ChunkSnapshot {
@Override
public final int getBlockSkyLight(int x, int y, int z) {
+ Preconditions.checkState(this.skylight != null, "ChunkSnapshot created without light data. Please call getSnapshot with includeLightData=true"); // Paper - Add getChunkSnapshot includeLightData parameter
this.validateChunkCoordinates(x, y, z);
int off = ((y & 0xF) << 7) | (z << 3) | (x >> 1);
@@ -126,6 +127,7 @@ public class CraftChunkSnapshot implements ChunkSnapshot {
@Override
public final int getBlockEmittedLight(int x, int y, int z) {
+ Preconditions.checkState(this.emitlight != null, "ChunkSnapshot created without light data. Please call getSnapshot with includeLightData=true"); // Paper - Add getChunkSnapshot includeLightData parameter
this.validateChunkCoordinates(x, y, z);
int off = ((y & 0xF) << 7) | (z << 3) | (x >> 1);