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Implemented stretched blts for depth 24 (unoptimized).

This commit is contained in:
Marcus Meissner 2000-03-12 20:15:28 +00:00 committed by Alexandre Julliard
parent 0966a6d578
commit 87a2cc134e
1 changed files with 14 additions and 0 deletions
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14
graphics/ddraw.c
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@ -1279,6 +1279,20 @@ static HRESULT WINAPI IDirectDrawSurface4Impl_Blt(
case 1: STRETCH_ROW(BYTE)
case 2: STRETCH_ROW(WORD)
case 4: STRETCH_ROW(DWORD)
case 3: {
LPBYTE s,d;
for (x = sx = 0; x < dstwidth; x++, sx+= xinc) {
DWORD pixel;
s = sbuf+3*(sx>>16);
d = dbuf+3*x;
pixel = (s[0]<<16)|(s[1]<<8)|s[2];
d[0] = (pixel>>16)&0xff;
d[1] = (pixel>> 8)&0xff;
d[2] = (pixel )&0xff;
}
break;
}
default:
FIXME("Stretched blit not implemented for bpp %d!\n", bpp*8);
ret = DDERR_UNSUPPORTED;