From f941fa9e40d7aebad38e6569bba9fa20972b0eac Mon Sep 17 00:00:00 2001
From: Braden Obrzut <admin@maniacsvault.net>
Date: Mon, 2 Mar 2015 17:25:35 -0500
Subject: [PATCH] - Fixed: SwapActorTeleFog didn't work with tid 0 (activator).

---
 src/p_acs.cpp | 17 ++++++-----------
 1 file changed, 6 insertions(+), 11 deletions(-)

diff --git a/src/p_acs.cpp b/src/p_acs.cpp
index ecaecd2c9..912cdaa01 100644
--- a/src/p_acs.cpp
+++ b/src/p_acs.cpp
@@ -4815,15 +4815,11 @@ static int SwapActorTeleFog(AActor *activator, int tid)
 	int count = 0;
 	if (tid == 0)
 	{
-		if ((activator == NULL) || (activator->TeleFogSourceType = activator->TeleFogDestType)) 
+		if ((activator == NULL) || (activator->TeleFogSourceType == activator->TeleFogDestType)) 
 			return 0; //Does nothing if they're the same.
-		else 
-		{
-			const PClass *temp = activator->TeleFogSourceType;
-			activator->TeleFogSourceType = activator->TeleFogDestType;
-			activator->TeleFogDestType = temp;
-			return 1;
-		}
+
+		swapvalues (activator->TeleFogSourceType, activator->TeleFogDestType);
+		return 1;
 	}
 	else
 	{
@@ -4834,9 +4830,8 @@ static int SwapActorTeleFog(AActor *activator, int tid)
 		{
 			if (actor->TeleFogSourceType == actor->TeleFogDestType) 
 				continue; //They're the same. Save the effort.
-			const PClass *temp = actor->TeleFogSourceType;
-			actor->TeleFogSourceType = actor->TeleFogDestType;
-			actor->TeleFogDestType = temp;
+
+			swapvalues (actor->TeleFogSourceType, actor->TeleFogDestType);
 			count++;
 		}
 	}