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Pass correct masks when creating bitfield palette

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svn path=/trunk/; revision=19267
This commit is contained in:
Gé van Geldorp
2005-11-16 16:05:55 +00:00
parent 3918f59b1b
commit a739fc4d06
1 changed files with 10 additions and 1 deletions
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reactos/subsys/win32k/objects/dib.c
+10 -1
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@@ -1149,6 +1149,7 @@ BuildDIBPalette (CONST BITMAPINFO *bmi, PINT paletteType)
ULONG ColorCount;
PALETTEENTRY *palEntries = NULL;
HPALETTE hPal;
ULONG RedMask, GreenMask, BlueMask;
// Determine Bits Per Pixel
bits = bmi->bmiHeader.biBitCount;
@@ -1161,10 +1162,16 @@ BuildDIBPalette (CONST BITMAPINFO *bmi, PINT paletteType)
else if(bits < 24)
{
*paletteType = PAL_BITFIELDS;
RedMask = 0xf800;
GreenMask = 0x07e0;
BlueMask = 0x001f;
}
else
{
*paletteType = PAL_BGR;
RedMask = 0xff0000;
GreenMask = 0x00ff00;
BlueMask = 0x0000ff;
}
if (bmi->bmiHeader.biClrUsed == 0)
@@ -1182,7 +1189,9 @@ BuildDIBPalette (CONST BITMAPINFO *bmi, PINT paletteType)
}
else
{
hPal = PALETTE_AllocPalette( *paletteType, ColorCount, (ULONG*)palEntries, 0, 0, 0 );
hPal = PALETTE_AllocPalette(*paletteType, ColorCount,
(ULONG*) palEntries,
RedMask, GreenMask, BlueMask );
}
return hPal;