From 1b0e5df27e339d616c4b79f7cc30ab5f7582fd9e Mon Sep 17 00:00:00 2001
From: DetectivEren <55319774+detectiveren@users.noreply.github.com>
Date: Tue, 3 Mar 2026 17:55:27 +0000
Subject: chunk optimization (#246)

makes chunks load a bit faster
---
 Minecraft.Client/LevelRenderer.h | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

(limited to 'Minecraft.Client/LevelRenderer.h')

diff --git a/Minecraft.Client/LevelRenderer.h b/Minecraft.Client/LevelRenderer.h
index 88280b1e..d9e56e34 100644
--- a/Minecraft.Client/LevelRenderer.h
+++ b/Minecraft.Client/LevelRenderer.h
@@ -58,8 +58,10 @@ public:
 	static const int MAX_COMMANDBUFFER_ALLOCATIONS = 448 * 1024 * 1024;		// 4J - added - hard limit is 512 so giving a lot of headroom here for fragmentation (have seen 16MB lost to fragmentation in multiplayer crash dump before)
 #elif defined __PS3__
 	static const int MAX_COMMANDBUFFER_ALLOCATIONS = 110 * 1024 * 1024;		// 4J - added
+#elif defined _WINDOWS64
+	static const int MAX_COMMANDBUFFER_ALLOCATIONS = 2047 * 1024 * 1024; // added by Twest
 #else
-	static const int MAX_COMMANDBUFFER_ALLOCATIONS = 55 * 1024 * 1024;		// 4J - added
+	static const int MAX_COMMANDBUFFER_ALLOCATIONS = 55 * 1024 * 1024;		// 4J - added 
 #endif
 public:
 	LevelRenderer(Minecraft *mc, Textures *textures);
@@ -270,10 +272,10 @@ public:
 
 	bool				dirtyChunkPresent;
 	__int64				lastDirtyChunkFound;
-	static const int	FORCE_DIRTY_CHUNK_CHECK_PERIOD_MS = 250;
+	static const int	FORCE_DIRTY_CHUNK_CHECK_PERIOD_MS = 125; // decreased from 250 to 125 - updated by detectiveren
 
 #ifdef _LARGE_WORLDS
-	static const int MAX_CONCURRENT_CHUNK_REBUILDS = 4;
+	static const int MAX_CONCURRENT_CHUNK_REBUILDS = 8; // increased from 4 to 8 - updated by detectiveren
 	static const int MAX_CHUNK_REBUILD_THREADS = MAX_CONCURRENT_CHUNK_REBUILDS - 1;
 	static Chunk permaChunk[MAX_CONCURRENT_CHUNK_REBUILDS];
 	static C4JThread *rebuildThreads[MAX_CHUNK_REBUILD_THREADS];
-- 
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