From c70ee16ecf0f83ea1bf0ac1087324c52dfce5f6e Mon Sep 17 00:00:00 2001
From: yexo <yexo@openttd.org>
Date: Fri, 4 Feb 2011 08:29:14 +0000
Subject: (svn r21951) -Fix: [NewGRF] reset the carry flag every 4 bytes in
 action6 when adding more than one variable

---
 src/newgrf.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/newgrf.cpp b/src/newgrf.cpp
index e398edbb8..6f989e3a5 100644
--- a/src/newgrf.cpp
+++ b/src/newgrf.cpp
@@ -5129,7 +5129,7 @@ static void CfgApply(ByteReader *buf)
 			uint32 value = GetParamVal(param_num + i / 4, NULL);
 			/* Reset carry flag for each iteration of the variable (only really
 			 * matters if param_size is greater than 4) */
-			if (i == 0) carry = false;
+			if (i % 4 == 0) carry = false;
 
 			if (add_value) {
 				uint new_value = preload_sprite[offset + i] + GB(value, (i % 4) * 8, 8) + (carry ? 1 : 0);
-- 
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