[sgasiorek] 74191: import EGA palette fix from Wine

Author: sgasiorek
Date: Sun Mar 19 00:35:48 2017
New Revision: 74191

URL: http://svn.reactos.org/svn/reactos?rev=74191&view=rev
Log:
import EGA palette fix from Wine

Modified:
    trunk/reactos/win32ss/gdi/ntgdi/dibobj.c

Modified: trunk/reactos/win32ss/gdi/ntgdi/dibobj.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/ntgdi/dibobj.c?...
==============================================================================
--- trunk/reactos/win32ss/gdi/ntgdi/dibobj.c	[iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/ntgdi/dibobj.c	[iso-8859-1] Sun Mar 19 00:35:48 2017
@@ -10,27 +10,6 @@

#define NDEBUG
 #include <debug.h>
-
-static const RGBQUAD EGAColorsQuads[16] =
-{
-    /* rgbBlue, rgbGreen, rgbRed, rgbReserved */
-    { 0x00, 0x00, 0x00, 0x00 },
-    { 0x00, 0x00, 0x80, 0x00 },
-    { 0x00, 0x80, 0x00, 0x00 },
-    { 0x00, 0x80, 0x80, 0x00 },
-    { 0x80, 0x00, 0x00, 0x00 },
-    { 0x80, 0x00, 0x80, 0x00 },
-    { 0x80, 0x80, 0x00, 0x00 },
-    { 0x80, 0x80, 0x80, 0x00 },
-    { 0xc0, 0xc0, 0xc0, 0x00 },
-    { 0x00, 0x00, 0xff, 0x00 },
-    { 0x00, 0xff, 0x00, 0x00 },
-    { 0x00, 0xff, 0xff, 0x00 },
-    { 0xff, 0x00, 0x00, 0x00 },
-    { 0xff, 0x00, 0xff, 0x00 },
-    { 0xff, 0xff, 0x00, 0x00 },
-    { 0xff, 0xff, 0xff, 0x00 }
-};

static const RGBQUAD DefLogPaletteQuads[20] =   /* Copy of Default Logical Palette */
 {
@@ -883,7 +862,12 @@
                     break;

case 4:
-                    RtlCopyMemory(rgbQuads, EGAColorsQuads, sizeof(EGAColorsQuads));
+                    /* The EGA palette is the first and last 8 colours of the default palette
+                       with the innermost pair swapped */
+                    RtlCopyMemory(rgbQuads,     DefLogPaletteQuads,      7 * sizeof(RGBQUAD));
+                    RtlCopyMemory(rgbQuads + 7, DefLogPaletteQuads + 12, 1 * sizeof(RGBQUAD));
+                    RtlCopyMemory(rgbQuads + 8, DefLogPaletteQuads +  7, 1 * sizeof(RGBQUAD));
+                    RtlCopyMemory(rgbQuads + 9, DefLogPaletteQuads + 13, 7 * sizeof(RGBQUAD));
                     break;

case 8: