From a790e4953cb4f6e2a4ec95311eb292e7aaec62b4 Mon Sep 17 00:00:00 2001
From: Robin Watts
Date: Fri, 21 Aug 2009 22:55:19 +0000
Subject: Updated comments.

svn-id: r43620
---
 engines/scumm/gfx.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'engines/scumm')

diff --git a/engines/scumm/gfx.cpp b/engines/scumm/gfx.cpp
index c6e2cd3312..ba49131ac5 100644
--- a/engines/scumm/gfx.cpp
+++ b/engines/scumm/gfx.cpp
@@ -784,6 +784,8 @@ void ditherHerc(byte *src, byte *hercbuf, int srcPitch, int *x, int *y, int *wid
 }
 
 void scale2x(byte *dst, int dstPitch, const byte *src, int srcPitch, int w, int h) {
+	/* dst and dstPitch should both be even. So the use of (void *) in
+	 * the following casts to avoid the unnecessary warning is valid. */
 	uint16 *dstL1 = (uint16 *)(void *)dst;
 	uint16 *dstL2 = (uint16 *)(void *)(dst + dstPitch);
 
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