127 lines
2.8 KiB
C
127 lines
2.8 KiB
C
/*
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* Copyright (C) Hidenori TAKESHIMA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "windef.h"
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#include "wingdi.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(quartz);
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#include "videoblt.h"
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#define QUARTZ_LOBYTE(pix) ((BYTE)((pix)&0xff))
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#define QUARTZ_HIBYTE(pix) ((BYTE)((pix)>>8))
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void VIDEOBLT_Blt_888_to_332(
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BYTE* pDst, LONG pitchDst,
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const BYTE* pSrc, LONG pitchSrc,
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LONG width, LONG height,
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const RGBQUAD* prgbSrc, LONG nClrUsed )
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{
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LONG x,y;
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for ( y = 0; y < height; y++ )
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{
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for ( x = 0; x < width; x++ )
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{
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*pDst++ = ((pSrc[2]&0xe0) ) |
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((pSrc[1]&0xe0)>>3) |
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((pSrc[0]&0xc0)>>6);
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pSrc += 3;
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}
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pDst += pitchDst - width;
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pSrc += pitchSrc - width*3;
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}
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}
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void VIDEOBLT_Blt_888_to_555(
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BYTE* pDst, LONG pitchDst,
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const BYTE* pSrc, LONG pitchSrc,
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LONG width, LONG height,
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const RGBQUAD* prgbSrc, LONG nClrUsed )
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{
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LONG x,y;
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unsigned pix;
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for ( y = 0; y < height; y++ )
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{
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for ( x = 0; x < width; x++ )
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{
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pix = ((unsigned)(pSrc[2]&0xf8)<<7) |
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((unsigned)(pSrc[1]&0xf8)<<2) |
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((unsigned)(pSrc[0]&0xf8)>>3);
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*pDst++ = QUARTZ_LOBYTE(pix);
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*pDst++ = QUARTZ_HIBYTE(pix);
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pSrc += 3;
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}
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pDst += pitchDst - width*2;
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pSrc += pitchSrc - width*3;
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}
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}
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void VIDEOBLT_Blt_888_to_565(
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BYTE* pDst, LONG pitchDst,
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const BYTE* pSrc, LONG pitchSrc,
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LONG width, LONG height,
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const RGBQUAD* prgbSrc, LONG nClrUsed )
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{
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LONG x,y;
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unsigned pix;
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for ( y = 0; y < height; y++ )
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{
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for ( x = 0; x < width; x++ )
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{
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pix = ((unsigned)(pSrc[2]&0xf8)<<8) |
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((unsigned)(pSrc[1]&0xfc)<<3) |
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((unsigned)(pSrc[0]&0xf8)>>3);
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*pDst++ = QUARTZ_LOBYTE(pix);
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*pDst++ = QUARTZ_HIBYTE(pix);
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pSrc += 3;
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}
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pDst += pitchDst - width*2;
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pSrc += pitchSrc - width*3;
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}
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}
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void VIDEOBLT_Blt_888_to_8888(
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BYTE* pDst, LONG pitchDst,
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const BYTE* pSrc, LONG pitchSrc,
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LONG width, LONG height,
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const RGBQUAD* prgbSrc, LONG nClrUsed )
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{
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LONG x,y;
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for ( y = 0; y < height; y++ )
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{
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for ( x = 0; x < width; x++ )
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{
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*pDst++ = *pSrc++;
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*pDst++ = *pSrc++;
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*pDst++ = *pSrc++;
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*pDst++ = (BYTE)0xff;
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}
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pDst += pitchDst - width*4;
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pSrc += pitchSrc - width*3;
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}
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}
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