From 1b0208e3e8038a233fa87be16a79e861a0b66030 Mon Sep 17 00:00:00 2001
From: Christopher Schwarz <lakitu7@gmail.com>
Date: Sat, 3 Oct 2009 12:33:08 +0000
Subject: * (bug 3734) Prevent exploitative use of roll axis by hacked clients
 (DevHC)

---
 src/game/bg_pmove.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/game')

diff --git a/src/game/bg_pmove.c b/src/game/bg_pmove.c
index 9ba34a85..52afe2b2 100644
--- a/src/game/bg_pmove.c
+++ b/src/game/bg_pmove.c
@@ -3495,7 +3495,10 @@ void PM_UpdateViewAngles( playerState_t *ps, const usercmd_t *cmd )
   // circularly clamp the angles with deltas
   for( i = 0; i < 3; i++ )
   {
-    temp[ i ] = cmd->angles[ i ] + ps->delta_angles[ i ];
+    if( i != ROLL ) 
+      temp[ i ] = cmd->angles[ i ] + ps->delta_angles[ i ];
+    else // currently, nothing can roll
+      temp[ i ] = ps->delta_angles[ i ];
 
     if( i == PITCH )
     {
-- 
cgit