1 files changed, 36 insertions, 0 deletions
diff --git a/patches/unapplied/server/0466-Add-StructuresLocateEvent.patch b/patches/unapplied/server/0466-Add-StructuresLocateEvent.patch
new file mode 100644
index 0000000000..5556e96212
--- /dev/null
+++ b/patches/unapplied/server/0466-Add-StructuresLocateEvent.patch
@@ -0,0 +1,36 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: dfsek <[email protected]>
+Date: Wed, 16 Sep 2020 01:12:29 -0700
+Subject: [PATCH] Add StructuresLocateEvent
+
+Co-authored-by: Jake Potrebic <[email protected]>
+
+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 115deba41ec48143570489e8494785a3a48cd789..e3c5a49611d584fbd19a44da5aa78ff6d7c43881 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().lookupOrThrow(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().lookupOrThrow(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();