From 483049f55585c252fc0b2dfed1868057886538dc Mon Sep 17 00:00:00 2001
From: yueh <yueh@users.noreply.github.com>
Date: Sun, 31 Dec 2017 13:11:26 +0100
Subject: [PATCH] Fixes #3293: Only update light level if the panel-facing
 block changes. (#3302)

---
 .../java/appeng/parts/reporting/AbstractPartReporting.java | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/main/java/appeng/parts/reporting/AbstractPartReporting.java b/src/main/java/appeng/parts/reporting/AbstractPartReporting.java
index df2e0ef49..2bb3c4216 100644
--- a/src/main/java/appeng/parts/reporting/AbstractPartReporting.java
+++ b/src/main/java/appeng/parts/reporting/AbstractPartReporting.java
@@ -117,8 +117,11 @@ public abstract class AbstractPartReporting extends AEBasePart implements IPartM
 	@Override
 	public void onNeighborChanged( IBlockAccess w, BlockPos pos, BlockPos neighbor )
 	{
-		this.opacity = -1;
-		this.getHost().markForUpdate();
+		if( pos.offset( this.getSide().getFacing() ).equals( neighbor ) )
+		{
+			this.opacity = -1;
+			this.getHost().markForUpdate();
+		}
 	}
 
 	@Override