From 81cfb9ffd560e65e1befb6729f69154a1ceef875 Mon Sep 17 00:00:00 2001
From: Fabio Battaglia
Date: Tue, 17 Mar 2009 09:21:14 +0000
Subject: sword1: clean background buffers before writing on them in psx
 decoding functions

svn-id: r39480
---
 engines/sword1/screen.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'engines')

diff --git a/engines/sword1/screen.cpp b/engines/sword1/screen.cpp
index daa9b60190..700d6e638a 100644
--- a/engines/sword1/screen.cpp
+++ b/engines/sword1/screen.cpp
@@ -858,6 +858,7 @@ uint8* Screen::psxBackgroundToIndexed(uint8 *psxBackground, uint32 bakXres, uint
 
 	uint8 *decomp_tile = (uint8 *)malloc(16 * 16); //Tiles are always 16 * 16
 	uint8 *fullres_buffer = (uint8 *)malloc(bakXres * yresInTiles * 32);
+	memset(fullres_buffer, 0, bakXres * yresInTiles * 32);
 
 	bool isCompressed = (tag == 0x434F4D50);
 
@@ -899,6 +900,7 @@ uint8* Screen::psxShrinkedBackgroundToIndexed(uint8 *psxBackground, uint32 bakXr
 
 	uint8 *decomp_tile = (uint8 *)malloc(16 * 16); //Tiles are always 16 * 16
 	uint8 *fullres_buffer = (uint8 *)malloc(bakXres * (yresInTiles + 1) * 32);
+	memset(fullres_buffer, 0, bakXres * (yresInTiles + 1) * 32);
 
 	bool isCompressed = (READ_LE_UINT32(psxBackground) == MKID_BE('COMP'));
 
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