From 9e1e4b62844f736449ce53be7a87a769bf35d834 Mon Sep 17 00:00:00 2001
From: paramat <mat.gregory@virginmedia.com>
Date: Sun, 3 May 2015 02:44:58 +0100
Subject: [PATCH] RotateAlongYAxis: For facedir case, return if param2 >= 4
---
src/mapnode.cpp | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/mapnode.cpp b/src/mapnode.cpp
index 4afa91983..fe9686f0d 100644
--- a/src/mapnode.cpp
+++ b/src/mapnode.cpp
@@ -163,6 +163,9 @@ void MapNode::rotateAlongYAxis(INodeDefManager *nodemgr, Rotation rot) {
ContentParamType2 cpt2 = nodemgr->get(*this).param_type_2;
if (cpt2 == CPT2_FACEDIR) {
+ if (param2 >= 4)
+ return;
+
u8 newrot = param2 & 3;
param2 &= ~3;
param2 |= (newrot + rot) & 3;
--
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