From dae6230f7630cadbeb8be9f9a19f93b2307245ec Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@users.noreply.github.com>
Date: Tue, 7 Feb 2017 00:39:46 +0100
Subject: [PATCH] - fixed: Since the FastProjectile does not perform a velocity
 underflow check it must use an approximate comparison when deciding whether
 to call the Effect method.

---
 wadsrc/static/zscript/shared/fastprojectile.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wadsrc/static/zscript/shared/fastprojectile.txt b/wadsrc/static/zscript/shared/fastprojectile.txt
index fd877bd83..657c4680e 100644
--- a/wadsrc/static/zscript/shared/fastprojectile.txt
+++ b/wadsrc/static/zscript/shared/fastprojectile.txt
@@ -156,7 +156,7 @@ class FastProjectile : Actor
 					ExplodeMissile (NULL, NULL);
 					return;
 				}
-				if (frac != (0, 0, 0) && ripcount <= 0) 
+				if (!(frac.xy ~== (0, 0)) && ripcount <= 0) 
 				{
 					ripcount = count >> 3;