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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: dfsek <dfsek@protonmail.com>
Date: Wed, 16 Sep 2020 01:12:29 -0700
Subject: [PATCH] Add StructuresLocateEvent
Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>
diff --git a/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java b/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
index 0a779632c9d11496fcfc147870fba2699d9cc274..5adc1952504b26772116b55a5144b7704136edfa 100644
--- a/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
+++ b/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
@@ -126,6 +126,24 @@ public abstract class ChunkGenerator {
@Nullable
public Pair<BlockPos, Holder<Structure>> findNearestMapStructure(ServerLevel world, HolderSet<Structure> structures, BlockPos center, int radius, boolean skipReferencedStructures) {
+ // Paper start - StructuresLocateEvent
+ final org.bukkit.World bukkitWorld = world.getWorld();
+ final org.bukkit.Location origin = io.papermc.paper.util.MCUtil.toLocation(world, center);
+ final List<org.bukkit.generator.structure.Structure> apiStructures = structures.stream().map(Holder::value).map(nms -> org.bukkit.craftbukkit.generator.structure.CraftStructure.minecraftToBukkit(nms)).toList();
+ if (!apiStructures.isEmpty()) {
+ final io.papermc.paper.event.world.StructuresLocateEvent event = new io.papermc.paper.event.world.StructuresLocateEvent(bukkitWorld, origin, apiStructures, radius, skipReferencedStructures);
+ if (!event.callEvent()) {
+ return null;
+ }
+ if (event.getResult() != null) {
+ return Pair.of(io.papermc.paper.util.MCUtil.toBlockPos(event.getResult().pos()), world.registryAccess().registryOrThrow(Registries.STRUCTURE).wrapAsHolder(org.bukkit.craftbukkit.generator.structure.CraftStructure.bukkitToMinecraft(event.getResult().structure())));
+ }
+ center = io.papermc.paper.util.MCUtil.toBlockPosition(event.getOrigin());
+ radius = event.getRadius();
+ skipReferencedStructures = event.shouldFindUnexplored();
+ structures = HolderSet.direct(api -> world.registryAccess().registryOrThrow(Registries.STRUCTURE).wrapAsHolder(org.bukkit.craftbukkit.generator.structure.CraftStructure.bukkitToMinecraft(api)), event.getStructures());
+ }
+ // Paper end
ChunkGeneratorStructureState chunkgeneratorstructurestate = world.getChunkSource().getGeneratorState();
Map<StructurePlacement, Set<Holder<Structure>>> map = new Object2ObjectArrayMap();
Iterator iterator = structures.iterator();
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