[Scummvm-cvs-logs] SF.net SVN: scummvm:[44294] scummvm/trunk/engines/sci/engine/kmath.cpp

[thebluegr at users.sourceforge.net]

Revision: 44294
          http://scummvm.svn.sourceforge.net/scummvm/?rev=44294&view=rev
Author:   thebluegr
Date:     2009-09-24 09:41:11 +0000 (Thu, 24 Sep 2009)

Log Message:
-----------
The maximum value that a signed 16-bit integer can hold is 32767, not 32768 (0x8000)

Modified Paths:
--------------
    scummvm/trunk/engines/sci/engine/kmath.cpp

Modified: scummvm/trunk/engines/sci/engine/kmath.cpp
===================================================================
--- scummvm/trunk/engines/sci/engine/kmath.cpp	2009-09-24 09:40:12 UTC (rev 44293)
+++ scummvm/trunk/engines/sci/engine/kmath.cpp	2009-09-24 09:41:11 UTC (rev 44294)
@@ -130,7 +130,7 @@
 
 	if ((cosval < 0.0001) && (cosval > 0.0001)) {
 		warning("Attepted division by zero");
-		return make_reg(0, (int16)0x8000);
+		return make_reg(0, 0);
 	} else
 		return make_reg(0, (int16)(value / cosval));
 }
@@ -142,7 +142,7 @@
 
 	if ((sinval < 0.0001) && (sinval > 0.0001)) {
 		warning("Attepted division by zero");
-		return make_reg(0, (int16)0x8000);
+		return make_reg(0, 0);
 	} else
 		return make_reg(0, (int16)(value / sinval));
 }
@@ -154,7 +154,7 @@
 	param -= 90;
 	if ((param % 90) == 0) {
 		warning("Attempted tan(pi/2)");
-		return make_reg(0, (int16)0x8000);
+		return make_reg(0, 0);
 	} else
 		return make_reg(0, (int16) - (tan(param * PI / 180.0) * scale));
 }
@@ -165,7 +165,7 @@
 
 	if ((param % 90) == 0) {
 		warning("Attempted tan(pi/2)");
-		return make_reg(0, (int16)0x8000);
+		return make_reg(0, 0);
 	} else
 		return make_reg(0, (int16)(tan(param * PI / 180.0) * scale));
 }


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