From 51cb30a9c472f901058c0b8b195ff5352eb6921a Mon Sep 17 00:00:00 2001
From: ishland <ishlandmc@yeah.net>
Date: Tue, 19 Sep 2023 12:36:59 +0800
Subject: [PATCH] fix: send block updates when chunk post-processing

Fixes #222
---
 .../c2me/notickvd/mixin/MixinWorldChunk.java  | 20 +++++++++++++++++++
 .../main/resources/c2me-notickvd.mixins.json  |  3 ++-
 2 files changed, 22 insertions(+), 1 deletion(-)
 create mode 100644 c2me-notickvd/src/main/java/com/ishland/c2me/notickvd/mixin/MixinWorldChunk.java

diff --git a/c2me-notickvd/src/main/java/com/ishland/c2me/notickvd/mixin/MixinWorldChunk.java b/c2me-notickvd/src/main/java/com/ishland/c2me/notickvd/mixin/MixinWorldChunk.java
new file mode 100644
index 000000000..b5935febd
--- /dev/null
+++ b/c2me-notickvd/src/main/java/com/ishland/c2me/notickvd/mixin/MixinWorldChunk.java
@@ -0,0 +1,20 @@
+package com.ishland.c2me.notickvd.mixin;
+
+import net.minecraft.block.Block;
+import net.minecraft.world.chunk.WorldChunk;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.ModifyArg;
+
+@Mixin(WorldChunk.class)
+public class MixinWorldChunk {
+
+    @ModifyArg(method = "runPostProcessing", at = @At(value = "INVOKE", target = "Lnet/minecraft/world/World;setBlockState(Lnet/minecraft/util/math/BlockPos;Lnet/minecraft/block/BlockState;I)Z"))
+    private int notifyListenersWhenPostProcessing(int flags) {
+//        if (true) return flags;
+        flags &= ~Block.NO_REDRAW; // clear NO_REDRAW
+        flags |= Block.NOTIFY_LISTENERS; // set NOTIFY_LISTENERS
+        return flags;
+    }
+
+}
diff --git a/c2me-notickvd/src/main/resources/c2me-notickvd.mixins.json b/c2me-notickvd/src/main/resources/c2me-notickvd.mixins.json
index d2812ff22..5d358e9b5 100644
--- a/c2me-notickvd/src/main/resources/c2me-notickvd.mixins.json
+++ b/c2me-notickvd/src/main/resources/c2me-notickvd.mixins.json
@@ -9,6 +9,7 @@
     "MixinPlayerManager",
     "MixinServerChunkManager",
     "MixinThreadedAnvilChunkStorage",
-    "MixinWorld"
+    "MixinWorld",
+    "MixinWorldChunk"
   ]
 }