[Scummvm-cvs-logs] SF.net SVN: scummvm:[53630] scummvm/trunk/engines/scumm/script_v6.cpp

[mthreepwood at users.sourceforge.net]

Revision: 53630
          http://scummvm.svn.sourceforge.net/scummvm/?rev=53630&view=rev
Author:   mthreepwood
Date:     2010-10-20 03:01:03 +0000 (Wed, 20 Oct 2010)

Log Message:
-----------
SCUMM: Have o6_getRandomNumber() use the absolute value of the argument

The Backyard Baseball series calls the function with negative numbers, but expects a positive result. The games are now actually playable.

Thanks to Kirben for assistance in tracking this bug down.

Modified Paths:
--------------
    scummvm/trunk/engines/scumm/script_v6.cpp

Modified: scummvm/trunk/engines/scumm/script_v6.cpp
===================================================================
--- scummvm/trunk/engines/scumm/script_v6.cpp	2010-10-19 22:34:26 UTC (rev 53629)
+++ scummvm/trunk/engines/scumm/script_v6.cpp	2010-10-20 03:01:03 UTC (rev 53630)
@@ -1285,7 +1285,7 @@
 
 void ScummEngine_v6::o6_getRandomNumber() {
 	int rnd;
-	rnd = _rnd.getRandomNumber(pop());
+	rnd = _rnd.getRandomNumber(ABS(pop()));
 	if (VAR_RANDOM_NR != 0xFF)
 		VAR(VAR_RANDOM_NR) = rnd;
 	push(rnd);


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