Author: jmorlan
Date: Wed Aug 27 09:47:49 2008
New Revision: 35699
URL: http://svn.reactos.org/svn/reactos?rev=35699&view=rev
Log:
Fix StretchBlt ugliness in qemu. Patch by grschneider.
Modified:
trunk/reactos/subsystems/win32/win32k/dib/dib16bpp.c
Modified: trunk/reactos/subsystems/win32/win32k/dib/dib16bpp.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/di…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/dib/dib16bpp.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/dib/dib16bpp.c [iso-8859-1] Wed Aug 27 09:47:49 2008
@@ -466,18 +466,6 @@
/* 16-bit HiColor (565 format) */
__inline PIXEL average16(PIXEL a, PIXEL b)
{
-// This one doesn't work
-/*
- if (a == b)
- {
- return a;
- }
- else
- {
- unsigned short mask = ~ (((a | b) & 0x0410) << 1);
- return ((a & mask) + (b & mask)) >> 1;
- }*/ /* if */
-
// This one should be correct, but it's too long
/*
unsigned char r1, g1, b1, r2, g2, b2, rr, gr, br;
@@ -499,8 +487,11 @@
return res;
*/
- // This one is the short form of the correct one ;-)
- return (((a ^ b) & 0xf7deU) >> 1) + (a & b);
+ // This one is the short form of the correct one, but does not work for QEMU (expects 555 format)
+ //return (((a ^ b) & 0xf7deU) >> 1) + (a & b);
+
+ //hack until short version works properly
+ return a;
}
//NOTE: If you change something here, please do the same in other dibXXbpp.c files!