From 9f2b3efd13c513d06ad7a647766d6618d64deb82 Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <c.oelckers@zdoom.fake>
Date: Sat, 11 Apr 2015 18:09:18 +0200
Subject: [PATCH] - fixed: The terrain types array needs to be extended if a
 texture outside its bounds is processed - this can happen for textures with
 long names.

---
 src/p_terrain.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/p_terrain.h b/src/p_terrain.h
index 9f00d07bcd..482c66b00e 100644
--- a/src/p_terrain.h
+++ b/src/p_terrain.h
@@ -69,6 +69,12 @@ public:
 	}
 	void Set(int index, int value)
 	{
+		if ((unsigned)index >= Types.Size())
+		{
+			int oldsize = Types.Size();
+			Resize(index + 1);
+			memset(&Types[oldsize], 0xff, (index + 1 - oldsize)*sizeof(WORD));
+		}
 		Types[index] = value;
 	}
 };