Paper/patches/server/0480-Allow-delegation-to-vanilla-chunk-gen.patch
Jason Penilla 8291fff4ac
Updated Upstream (CraftBukkit/Spigot)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

CraftBukkit Changes:
f992ce60 Fix duplicate datapack reload on /reload

Spigot Changes:
9472b09d Rebuild patches
2021-06-15 01:38:57 -07:00

83 lines
4.4 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: MiniDigger <admin@minidigger.me>
Date: Wed, 29 Apr 2020 02:10:32 +0200
Subject: [PATCH] Allow delegation to vanilla chunk gen
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index f7d542b828904fb51a30dfb7a50e01e4e2df0f3e..407a91f64e040745dea17544d6b7c6d125866c62 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -2032,6 +2032,32 @@ public final class CraftServer implements Server {
return new CraftChunkData(world);
}
+ // Paper start
+ @Override
+ public ChunkGenerator.ChunkData createVanillaChunkData(World world, int x, int z) {
+ // get empty object
+ CraftChunkData data = (CraftChunkData) createChunkData(world);
+ // do bunch of vanilla shit
+ net.minecraft.server.level.ServerLevel nmsWorld = ((CraftWorld) world).getHandle();
+ net.minecraft.world.level.chunk.ProtoChunk protoChunk = new net.minecraft.world.level.chunk.ProtoChunk(new net.minecraft.world.level.ChunkPos(x, z), null, nmsWorld);
+ List<net.minecraft.world.level.chunk.ChunkAccess> list = new ArrayList<>();
+ list.add(protoChunk);
+ net.minecraft.server.level.WorldGenRegion genRegion = new net.minecraft.server.level.WorldGenRegion(nmsWorld, list, net.minecraft.world.level.chunk.ChunkStatus.EMPTY, -1);
+ // call vanilla generator, one feature after another. Order here is important!
+ net.minecraft.world.level.chunk.ChunkGenerator chunkGenerator = nmsWorld.getChunkSource().generator;
+ if (chunkGenerator instanceof org.bukkit.craftbukkit.generator.CustomChunkGenerator) {
+ chunkGenerator = ((org.bukkit.craftbukkit.generator.CustomChunkGenerator) chunkGenerator).delegate;
+ }
+ chunkGenerator.createBiomes(nmsWorld.registryAccess().registryOrThrow(Registry.BIOME_REGISTRY), protoChunk);
+ chunkGenerator.fillFromNoise((runnable) -> {}, nmsWorld.structureFeatureManager(), protoChunk);
+ chunkGenerator.buildSurfaceAndBedrock(genRegion, protoChunk);
+ // copy over generated sections
+ data.setRawChunkData(protoChunk.getSections());
+ // hooray!
+ return data;
+ }
+ // Paper end
+
@Override
public BossBar createBossBar(String title, BarColor color, BarStyle style, BarFlag... flags) {
return new CraftBossBar(title, color, style, flags);
diff --git a/src/main/java/org/bukkit/craftbukkit/generator/CraftChunkData.java b/src/main/java/org/bukkit/craftbukkit/generator/CraftChunkData.java
index 3d905c98704da64cefd009b2c796b24e729396a5..6e8018241664d2cc2a6a8d52d87946740ac8bb97 100644
--- a/src/main/java/org/bukkit/craftbukkit/generator/CraftChunkData.java
+++ b/src/main/java/org/bukkit/craftbukkit/generator/CraftChunkData.java
@@ -20,7 +20,7 @@ import org.bukkit.material.MaterialData;
public final class CraftChunkData implements ChunkGenerator.ChunkData {
private final int minHeight;
private final int maxHeight;
- private final LevelChunkSection[] sections;
+ private LevelChunkSection[] sections; // Paper - remove final
private Set<BlockPos> tiles;
public CraftChunkData(World world) {
@@ -171,6 +171,12 @@ public final class CraftChunkData implements ChunkGenerator.ChunkData {
return this.sections;
}
+ // Paper start
+ public void setRawChunkData(LevelChunkSection[] sections) {
+ this.sections = sections;
+ }
+ // Paper end
+
Set<BlockPos> getTiles() {
return this.tiles;
}
diff --git a/src/main/java/org/bukkit/craftbukkit/generator/CustomChunkGenerator.java b/src/main/java/org/bukkit/craftbukkit/generator/CustomChunkGenerator.java
index e9502acf47b94e529f3ce273add9b7e0f4fe6d72..a4c3e307e861e6c220425d35fe228dcb9dc7ef31 100644
--- a/src/main/java/org/bukkit/craftbukkit/generator/CustomChunkGenerator.java
+++ b/src/main/java/org/bukkit/craftbukkit/generator/CustomChunkGenerator.java
@@ -34,7 +34,7 @@ import org.bukkit.generator.ChunkGenerator.ChunkData;
public class CustomChunkGenerator extends InternalChunkGenerator {
- private final net.minecraft.world.level.chunk.ChunkGenerator delegate;
+ public final net.minecraft.world.level.chunk.ChunkGenerator delegate; // Paper - public
private final ChunkGenerator generator;
private final ServerLevel world;
private final Random random = new Random();