From 1aba2d2695f9103454b05fb1c56775d55e36f24c Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Tue, 10 Apr 2012 15:05:13 +0200
Subject: [PATCH] fix operator precedence #95

This explains why our dimmed areas had vertical stripes and improves
quality
---
 blitbuffer.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/blitbuffer.c b/blitbuffer.c
index 123b9cb55..13eb14a9e 100644
--- a/blitbuffer.c
+++ b/blitbuffer.c
@@ -463,8 +463,8 @@ static int dimRect(lua_State *L) {
 	for(cy = 0; cy < h; cy++) {
 		for(cx = 0; cx < w/2; cx++) {
 			*(dstptr+cx) =
-				*(dstptr+cx) >> 1 & 0xF0 |
-				*(dstptr+cx) & 0x0F >> 1;
+				( *(dstptr+cx) >> 1 ) & 0xF0 |
+				( *(dstptr+cx) & 0x0F ) >> 1;
 		}
 		dstptr += dst->pitch;
 	}