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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 StructureLocateEvent
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 b1f2c424ef358f79c7fced88a61560d3ce32a2b6..f2621f61cb372ec436fe81e7a93f1aef7d360f3f 100644
--- a/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
+++ b/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
@@ -2,6 +2,7 @@ package net.minecraft.world.level.chunk;
import com.google.common.collect.Lists;
import com.mojang.serialization.Codec;
+import io.papermc.paper.event.world.StructureLocateEvent; // Paper - Add import due to naming conflict.
import java.util.BitSet;
import java.util.Iterator;
import java.util.List;
@@ -160,6 +161,22 @@ public abstract class ChunkGenerator {
@Nullable
public BlockPosition findNearestMapFeature(WorldServer worldserver, StructureGenerator<?> structuregenerator, BlockPosition blockposition, int i, boolean flag) {
+ // Paper start
+ org.bukkit.World world = worldserver.getWorld();
+ org.bukkit.Location originLocation = new org.bukkit.Location(world, blockposition.getX(), blockposition.getY(), blockposition.getZ());
+ StructureLocateEvent event = new StructureLocateEvent(world, originLocation, org.bukkit.StructureType.getStructureTypes().get(structuregenerator.i()), i, flag);
+ if(!event.callEvent()) return null;
+ // If event call set a final location, skip structure finding and just return set result.
+ if(event.getResult() != null) return new BlockPosition(event.getResult().getBlockX(), event.getResult().getBlockY(), event.getResult().getBlockZ());
+ // Get origin location (re)defined by event call.
+ blockposition = new BlockPosition(event.getOrigin().getBlockX(), event.getOrigin().getBlockY(), event.getOrigin().getBlockZ());
+ // Get world (re)defined by event call.
+ worldserver = ((org.bukkit.craftbukkit.CraftWorld) event.getOrigin().getWorld()).getHandle();
+ // Get radius and whether to find unexplored structures (re)defined by event call.
+ i = event.getRadius();
+ flag = event.shouldFindUnexplored();
+ structuregenerator = StructureGenerator.a.get(event.getType().getName());
+ // Paper end
if (!this.b.a(structuregenerator)) {
return null;
} else if (structuregenerator == StructureGenerator.STRONGHOLD) {
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