From 869e16849537a0a1af05a677489975a95abe8183 Mon Sep 17 00:00:00 2001
From: "alexey.lysiuk" <alexey.lysiuk@gmail.com>
Date: Sun, 18 Oct 2015 15:52:45 +0300
Subject: [PATCH] 'no monsters' option is no longer ignored in ACS Spawn
 functions

See http://forum.zdoom.org/viewtopic.php?t=46459
---
 src/p_acs.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/p_acs.cpp b/src/p_acs.cpp
index e61f962ca..bca6ac62b 100644
--- a/src/p_acs.cpp
+++ b/src/p_acs.cpp
@@ -3365,6 +3365,14 @@ int DLevelScript::DoSpawn (int type, fixed_t x, fixed_t y, fixed_t z, int tid, i
 
 	if (info != NULL)
 	{
+		info = info->GetReplacement ();
+
+		if ((GetDefaultByType (info)->flags3 & MF3_ISMONSTER) &&
+			((dmflags & DF_NO_MONSTERS) || (level.flags2 & LEVEL2_NOMONSTERS)))
+		{
+			return 0;
+		}
+
 		actor = Spawn (info, x, y, z, ALLOW_REPLACE);
 		if (actor != NULL)
 		{