/* * QEMU Cirrus CLGD 54xx VGA Emulator. * * Copyright (c) 2004 Fabrice Bellard * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */static voidglue(cirrus_bitblt_rop_fwd_, ROP_NAME)(CirrusVGAState *s,                             uint8_t *dst,const uint8_t *src,                             int dstpitch,int srcpitch,                             int bltwidth,int bltheight){    int x,y;    dstpitch -= bltwidth;    srcpitch -= bltwidth;    for (y = 0; y < bltheight; y++) {        for (x = 0; x < bltwidth; x++) {            ROP_OP(*dst, *src);            dst++;            src++;        }        dst += dstpitch;        src += srcpitch;    }}static voidglue(cirrus_bitblt_rop_bkwd_, ROP_NAME)(CirrusVGAState *s,                                        uint8_t *dst,const uint8_t *src,                                        int dstpitch,int srcpitch,                                        int bltwidth,int bltheight){    int x,y;    dstpitch += bltwidth;    srcpitch += bltwidth;    for (y = 0; y < bltheight; y++) {        for (x = 0; x < bltwidth; x++) {            ROP_OP(*dst, *src);            dst--;            src--;        }        dst += dstpitch;        src += srcpitch;    }}static voidglue(glue(cirrus_bitblt_rop_fwd_transp_, ROP_NAME),_8)(CirrusVGAState *s,						       uint8_t *dst,const uint8_t *src,						       int dstpitch,int srcpitch,						       int bltwidth,int bltheight){    int x,y;    uint8_t p;    dstpitch -= bltwidth;    srcpitch -= bltwidth;    for (y = 0; y < bltheight; y++) {        for (x = 0; x < bltwidth; x++) {	    p = *dst;            ROP_OP(p, *src);	    if (p != s->gr[0x34]) *dst = p;            dst++;            src++;        }        dst += dstpitch;        src += srcpitch;    }}static voidglue(glue(cirrus_bitblt_rop_bkwd_transp_, ROP_NAME),_8)(CirrusVGAState *s,							uint8_t *dst,const uint8_t *src,							int dstpitch,int srcpitch,							int bltwidth,int bltheight){    int x,y;    uint8_t p;    dstpitch += bltwidth;    srcpitch += bltwidth;    for (y = 0; y < bltheight; y++) {        for (x = 0; x < bltwidth; x++) {	    p = *dst;            ROP_OP(p, *src);	    if (p != s->gr[0x34]) *dst = p;            dst--;            src--;        }        dst += dstpitch;        src += srcpitch;    }}static voidglue(glue(cirrus_bitblt_rop_fwd_transp_, ROP_NAME),_16)(CirrusVGAState *s,							uint8_t *dst,const uint8_t *src,							int dstpitch,int srcpitch,							int bltwidth,int bltheight){    int x,y;    uint8_t p1, p2;    dstpitch -= bltwidth;    srcpitch -= bltwidth;    for (y = 0; y < bltheight; y++) {        for (x = 0; x < bltwidth; x+=2) {	    p1 = *dst;	    p2 = *(dst+1);            ROP_OP(p1, *src);            ROP_OP(p2, *(src+1));	    if ((p1 != s->gr[0x34]) || (p2 != s->gr[0x35])) {		*dst = p1;		*(dst+1) = p2;	    }            dst+=2;            src+=2;        }        dst += dstpitch;        src += srcpitch;    }}static voidglue(glue(cirrus_bitblt_rop_bkwd_transp_, ROP_NAME),_16)(CirrusVGAState *s,							 uint8_t *dst,const uint8_t *src,							 int dstpitch,int srcpitch,							 int bltwidth,int bltheight){    int x,y;    uint8_t p1, p2;    dstpitch += bltwidth;    srcpitch += bltwidth;    for (y = 0; y < bltheight; y++) {        for (x = 0; x < bltwidth; x+=2) {	    p1 = *(dst-1);	    p2 = *dst;            ROP_OP(p1, *(src-1));            ROP_OP(p2, *src);	    if ((p1 != s->gr[0x34]) || (p2 != s->gr[0x35])) {		*(dst-1) = p1;		*dst = p2;	    }            dst-=2;            src-=2;        }        dst += dstpitch;        src += srcpitch;    }}#define DEPTH 8#include "cirrus_vga_rop2.h"#define DEPTH 16#include "cirrus_vga_rop2.h"#define DEPTH 24#include "cirrus_vga_rop2.h"#define DEPTH 32#include "cirrus_vga_rop2.h"#undef ROP_NAME#undef ROP_OP