From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Jason Penilla <11360596+jpenilla@users.noreply.github.com> Date: Thu, 6 Jan 2022 15:59:06 -0800 Subject: [PATCH] Expose vanilla BiomeProvider from WorldInfo diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java index dff3ce704d44d13a250b9a6ae1ec1768e4a8187a..4eafa147edad4fe66fb419635c320a01186e7fea 100644 --- a/src/main/java/net/minecraft/server/MinecraftServer.java +++ b/src/main/java/net/minecraft/server/MinecraftServer.java @@ -584,7 +584,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop biomeRegistry = this.getHandle().registryAccess().registryOrThrow(net.minecraft.core.Registry.BIOME_REGISTRY); + final List possibleBiomes = chunkGenerator.getBiomeSource().possibleBiomes().stream() + .map(biome -> CraftBlock.biomeBaseToBiome(biomeRegistry, biome)) + .toList(); + return new BiomeProvider() { + @Override + public Biome getBiome(final org.bukkit.generator.WorldInfo worldInfo, final int x, final int y, final int z) { + return CraftBlock.biomeBaseToBiome(biomeRegistry, chunkGenerator.getNoiseBiome(x >> 2, y >> 2, z >> 2)); + } + + @Override + public List getBiomes(final org.bukkit.generator.WorldInfo worldInfo) { + return possibleBiomes; + } + }; + } // Paper end private static final Random rand = new Random(); diff --git a/src/main/java/org/bukkit/craftbukkit/generator/CraftWorldInfo.java b/src/main/java/org/bukkit/craftbukkit/generator/CraftWorldInfo.java index aeffb30cd91d4b21850059d33070c537bd5cb25e..3918c24dfb6cda4cff18016cca807c2dbc2a9156 100644 --- a/src/main/java/org/bukkit/craftbukkit/generator/CraftWorldInfo.java +++ b/src/main/java/org/bukkit/craftbukkit/generator/CraftWorldInfo.java @@ -17,8 +17,17 @@ public class CraftWorldInfo implements WorldInfo { private final long seed; private final int minHeight; private final int maxHeight; + // Paper start + private final net.minecraft.world.level.chunk.ChunkGenerator vanillaChunkGenerator; + private final net.minecraft.core.Registry biomeRegistry; public CraftWorldInfo(ServerLevelData worldDataServer, LevelStorageSource.LevelStorageAccess session, World.Environment environment, DimensionType dimensionManager) { + this(worldDataServer, session, environment, dimensionManager, null, null); + } + public CraftWorldInfo(ServerLevelData worldDataServer, LevelStorageSource.LevelStorageAccess session, World.Environment environment, DimensionType dimensionManager, net.minecraft.world.level.chunk.ChunkGenerator chunkGenerator, net.minecraft.core.Registry biomeRegistry) { + this.biomeRegistry = biomeRegistry; + this.vanillaChunkGenerator = chunkGenerator; + // Paper end this.name = worldDataServer.getLevelName(); this.uuid = WorldUUID.getUUID(session.levelPath.toFile()); this.environment = environment; @@ -28,6 +37,10 @@ public class CraftWorldInfo implements WorldInfo { } public CraftWorldInfo(String name, UUID uuid, World.Environment environment, long seed, int minHeight, int maxHeight) { + // Paper start + this.vanillaChunkGenerator = null; + this.biomeRegistry = null; + // Paper end this.name = name; this.uuid = uuid; this.environment = environment; @@ -65,4 +78,24 @@ public class CraftWorldInfo implements WorldInfo { public int getMaxHeight() { return this.maxHeight; } + + // Paper start + @Override + public org.bukkit.generator.BiomeProvider vanillaBiomeProvider() { + final java.util.List possibleBiomes = CraftWorldInfo.this.vanillaChunkGenerator.getBiomeSource().possibleBiomes().stream() + .map(biome -> org.bukkit.craftbukkit.block.CraftBlock.biomeBaseToBiome(CraftWorldInfo.this.biomeRegistry, biome)) + .toList(); + return new org.bukkit.generator.BiomeProvider() { + @Override + public org.bukkit.block.Biome getBiome(final WorldInfo worldInfo, final int x, final int y, final int z) { + return org.bukkit.craftbukkit.block.CraftBlock.biomeBaseToBiome(CraftWorldInfo.this.biomeRegistry, CraftWorldInfo.this.vanillaChunkGenerator.getNoiseBiome(x >> 2, y >> 2, z >> 2)); + } + + @Override + public java.util.List getBiomes(final org.bukkit.generator.WorldInfo worldInfo) { + return possibleBiomes; + } + }; + } + // Paper end }