[Scummvm-cvs-logs] SF.net SVN: scummvm:[40593] scummvm/trunk/engines/cruise/backgroundIncrust. cpp

dreammaster at users.sourceforge.net dreammaster at users.sourceforge.net
Fri May 15 08:36:44 CEST 2009


Revision: 40593
          http://scummvm.svn.sourceforge.net/scummvm/?rev=40593&view=rev
Author:   dreammaster
Date:     2009-05-15 06:36:44 +0000 (Fri, 15 May 2009)

Log Message:
-----------
Bugfix to prevent off-screen areas from being restored by restoreBackground

Modified Paths:
--------------
    scummvm/trunk/engines/cruise/backgroundIncrust.cpp

Modified: scummvm/trunk/engines/cruise/backgroundIncrust.cpp
===================================================================
--- scummvm/trunk/engines/cruise/backgroundIncrust.cpp	2009-05-15 06:29:08 UTC (rev 40592)
+++ scummvm/trunk/engines/cruise/backgroundIncrust.cpp	2009-05-15 06:36:44 UTC (rev 40593)
@@ -78,7 +78,11 @@
 
 	for (int i = 0; i < height; i++) {
 		for (int j = 0; j < width; j++) {
-			pBackground[(i+Y)* 320 + j + X] = pIncrust->ptr[i * width + j];
+			int xp = j + X;
+			int yp = i + Y;
+
+			if ((xp >= 0) && (yp >= 0) && (xp < 320) && (yp < 200)) 
+				pBackground[yp * 320 + xp] = pIncrust->ptr[i * width + j];
 		}
 	}
 }


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