From c91631809e77befd67673aa3ac18e706c32d7d9e Mon Sep 17 00:00:00 2001
From: James Seibel <jeseibel@gondtc.com>
Date: Wed, 11 Feb 2026 07:09:33 -0600
Subject: [PATCH] re-add chat warning if G1GC is used

---
 .../distanthorizons/core/Initializer.java     | 31 ++++++++++++++-----
 .../distanthorizons/core/config/Config.java   | 11 ++++++-
 .../assets/distanthorizons/lang/en_us.json    |  2 ++
 3 files changed, 36 insertions(+), 8 deletions(-)

diff --git a/core/src/main/java/com/seibel/distanthorizons/core/Initializer.java b/core/src/main/java/com/seibel/distanthorizons/core/Initializer.java
index d063c5055..5e6d20bf2 100644
--- a/core/src/main/java/com/seibel/distanthorizons/core/Initializer.java
+++ b/core/src/main/java/com/seibel/distanthorizons/core/Initializer.java
@@ -21,9 +21,11 @@ package com.seibel.distanthorizons.core;
 
 import com.github.luben.zstd.ZstdOutputStream;
 import com.seibel.distanthorizons.api.methods.events.abstractEvents.DhApiBeforeRenderEvent;
+import com.seibel.distanthorizons.core.api.internal.ClientApi;
 import com.seibel.distanthorizons.core.config.Config;
 import com.seibel.distanthorizons.core.config.eventHandlers.IgnoredDimensionCsvHandler;
 import com.seibel.distanthorizons.core.dependencyInjection.SingletonInjector;
+import com.seibel.distanthorizons.core.enums.MinecraftTextFormat;
 import com.seibel.distanthorizons.core.logging.DhLoggerBuilder;
 import com.seibel.distanthorizons.core.render.renderer.generic.GenericRenderObjectFactory;
 import com.seibel.distanthorizons.core.sql.DatabaseUpdater;
@@ -160,16 +162,31 @@ public class Initializer
 			LOGGER.info("Garbage collectors: ["+garbageCollectorNames+"]");
 			
 			
-			if (g1GcInUse
-				&& Config.Common.Logging.Warning.logGarbageCollectorWarning.get())
+			if (g1GcInUse)
 			{
-				LOGGER.warn(
-					"Distant Horizons: G1 Garbage collector detected. \n" +
-					"This garbage collector can cause FPS stuttering. \n" +
+				String warningMessageHeader = "Distant Horizons: G1 Garbage collector detected.";
+				String warningMessageBody = 
+					"This can cause FPS stuttering. \n" +
 					"It's recommended to use a concurrent garbage collector \n" +
-					"like ZGC (Java 21+) or Shenandoah (Java 8 through 17) for a smoother experience. \n" +
-					"");
+					"like ZGC (Java 21+) or Shenandoah (Java 8 through 17) \n" +
+					"for a smoother experience."
+					;
 				
+				if (Config.Common.Logging.Warning.logGarbageCollectorWarning.get())
+				{
+					LOGGER.warn(
+						warningMessageHeader + "\n" +
+						warningMessageBody +
+						"");
+				}
+				
+				if (Config.Common.Logging.Warning.showGarbageCollectorWarning.get())
+				{
+					ClientApi.INSTANCE.showChatMessageNextFrame(
+						MinecraftTextFormat.ORANGE + warningMessageHeader + MinecraftTextFormat.CLEAR_FORMATTING + "\n" +
+						warningMessageBody +
+						"");
+				}
 			}
 		}
 		
diff --git a/core/src/main/java/com/seibel/distanthorizons/core/config/Config.java b/core/src/main/java/com/seibel/distanthorizons/core/config/Config.java
index b76e4fee0..0c413a863 100644
--- a/core/src/main/java/com/seibel/distanthorizons/core/config/Config.java
+++ b/core/src/main/java/com/seibel/distanthorizons/core/config/Config.java
@@ -1646,7 +1646,16 @@ public class Config
 					.comment(""
 						+ "If enabled, a message will be logged if the garbage \n"
 						+ "collector Java is currently using is known \n"
-						+ "to cause stutters and/or issues. \n"
+						+ "to cause frame stuttering and/or other issues. \n"
+						+ "")
+					.build();
+				
+				public static ConfigEntry<Boolean> showGarbageCollectorWarning = new ConfigEntry.Builder<Boolean>()
+					.set(true)
+					.comment(""
+						+ "If enabled, a chat message will be displayed if the garbage \n"
+						+ "collector Java is currently using is known \n"
+						+ "to cause frame stuttering and/or other issues. \n"
 						+ "")
 					.build();
 				
diff --git a/core/src/main/resources/assets/distanthorizons/lang/en_us.json b/core/src/main/resources/assets/distanthorizons/lang/en_us.json
index 9017ea90a..9ec5075d0 100644
--- a/core/src/main/resources/assets/distanthorizons/lang/en_us.json
+++ b/core/src/main/resources/assets/distanthorizons/lang/en_us.json
@@ -748,6 +748,8 @@
     "Show Slow World Gen Warnings",
   "distanthorizons.config.common.logging.warning.showModCompatibilityWarningsOnStartup":
     "Show Mod Compatibility Warnings",
+  "distanthorizons.config.common.logging.warning.showGarbageCollectorWarning":
+    "Show Garbage Collector Warning",
   "distanthorizons.config.common.logging.warning.logGarbageCollectorWarning":
     "Log Garbage Collector Warning",