From f6e53f826b5dcb78f9722603e356c2420cc760e5 Mon Sep 17 00:00:00 2001
From: "Dylan K. Taylor" <dktapps@pmmp.io>
Date: Mon, 25 Oct 2021 19:52:44 +0100
Subject: [PATCH] Fixed Anvil/McRegion chunks getting autosaved on first time,
 even when unchanged setGenerated/setPopulated and friends set hasChanged =
 true, which causes the world to autosave them the first time around, even
 though they weren't modified.

---
 src/pocketmine/level/format/io/region/Anvil.php    | 1 +
 src/pocketmine/level/format/io/region/McRegion.php | 1 +
 2 files changed, 2 insertions(+)

diff --git a/src/pocketmine/level/format/io/region/Anvil.php b/src/pocketmine/level/format/io/region/Anvil.php
index 6464269cf..bf1e69f0d 100644
--- a/src/pocketmine/level/format/io/region/Anvil.php
+++ b/src/pocketmine/level/format/io/region/Anvil.php
@@ -135,6 +135,7 @@ class Anvil extends McRegion{
 		$result->setLightPopulated($chunk->getByte("LightPopulated", 0) !== 0);
 		$result->setPopulated($chunk->getByte("TerrainPopulated", 0) !== 0);
 		$result->setGenerated();
+		$result->setChanged(false);
 		return $result;
 	}
 
diff --git a/src/pocketmine/level/format/io/region/McRegion.php b/src/pocketmine/level/format/io/region/McRegion.php
index cde0b06d9..fb39a8e4c 100644
--- a/src/pocketmine/level/format/io/region/McRegion.php
+++ b/src/pocketmine/level/format/io/region/McRegion.php
@@ -201,6 +201,7 @@ class McRegion extends BaseLevelProvider{
 		$result->setLightPopulated($chunk->getByte("LightPopulated", 0) !== 0);
 		$result->setPopulated($chunk->getByte("TerrainPopulated", 0) !== 0);
 		$result->setGenerated(true);
+		$result->setChanged(false);
 		return $result;
 	}