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/* $XFree86$ */
/* Modified nov 94 by Martin Schaller (Martin_Schaller@maus.r.de) for use with
interleaved planes */
#define INTER_PIXGRP unsigned short
#define INTER_PGSZ 16
#define INTER_PGSZB 2
#define INTER_PPG 16
#define INTER_PPGMSK 0xffff
#define INTER_PLST 15
#define INTER_PIM 15
#define INTER_PGSH 4
#define INTER_PMSK ((1 << (INTER_PLANES)) - 1)
extern INTER_PIXGRP iplmask[];
extern INTER_PIXGRP iplstarttab[];
extern INTER_PIXGRP iplendtab[];
extern INTER_PIXGRP iplstartpartial[];
extern INTER_PIXGRP iplendpartial[];
#define MFB_PSZ 1
#define INTER_NEXT(x) ((x) + INTER_PLANES)
#define INTER_NEXT_GROUP(x) (x) += INTER_PLANES
#define INTER_PREV_GROUP(x) (x) -= INTER_PLANES
#define _I(x) (((unsigned long *) (x))[_INDEX])
#define _IG(x) ((x)[_INDEX])
#define INTER_DECLAREG(x) INTER_PIXGRP x
#define INTER_DECLAREGP(x) INTER_PIXGRP x[INTER_PLANES]
#define INTER_DECLARERRAX(x) INTER_PIXGRP *(x)
#define INTER_DECLARERRAXP(x) INTER_PIXGRP x[INTER_PLANES]
/* and |= PLANE_FILL(~fg), or &= PLANE_FILL(fg) */
#define INTER_ANDXOR_PM(pm, and, xor) \
PLANE_TIMESG( \
if (!(pm & INTER_PLANE(_INDEX))) { \
_IG(and) = INTER_PPGMSK; \
_IG(xor) = 0; \
})
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#if INTER_PLANES == 2
#define PLANE_TIMESCONDG(x) \
({ int _INDEX; \
int _ret; \
_ret=(_INDEX=0, (x)) && \
(_INDEX=1, (x)) && \
_ret; \
})
#define PLANE_TIMESCOND(x) \
({ int _INDEX; \
(_INDEX=0, x) \
})
#define PLANE_TIMESG(x) \
{ int _INDEX; \
_INDEX=0; x; \
_INDEX=1; x; \
}
#define PLANE_TIMES(x) \
{ int _INDEX; \
_INDEX=0; x; \
}
#elif INTER_PLANES == 4
#define PLANE_TIMESCONDG(x) \
({ int _INDEX; \
int _ret; \
_ret=(_INDEX=0, (x)) && \
(_INDEX=1, (x)) && \
(_INDEX=2, (x)) && \
(_INDEX=3, (x)); \
_ret; \
})
#define PLANE_TIMESCOND(x) \
({ int _INDEX; \
((_INDEX=0, x) && \
(_INDEX=1, x)) \
})
#define PLANE_TIMESG(x) \
{ int _INDEX; \
_INDEX=0; x; \
_INDEX=1; x; \
_INDEX=2; x; \
_INDEX=3; x; \
}
#define PLANE_TIMES(x) \
{ int _INDEX; \
_INDEX=0; x; \
_INDEX=1; x; \
}
#elif INTER_PLANES == 8
#define PLANE_TIMESCONDG(x) \
({ int _INDEX; \
int _ret; \
_ret=((_INDEX=0, (x)) && \
(_INDEX=1, (x)) && \
(_INDEX=2, (x)) && \
(_INDEX=3, (x)) && \
(_INDEX=4, (x)) && \
(_INDEX=5, (x)) && \
(_INDEX=6, (x)) && \
(_INDEX=7, (x))); \
_ret; \
})
#define PLANE_TIMESCOND(x) \
({ int _INDEX; \
((_INDEX=0, x) && \
(_INDEX=1, x) && \
(_INDEX=2, x) && \
(_INDEX=3, x)) \
})
#define PLANE_TIMESG(x) \
{ int _INDEX; \
_INDEX=0; x; \
_INDEX=1; x; \
_INDEX=2; x; \
_INDEX=3; x; \
_INDEX=4; x; \
_INDEX=5; x; \
_INDEX=6; x; \
_INDEX=7; x; \
}
#define PLANE_TIMES(x) \
{ int _INDEX; \
_INDEX=0; x; \
_INDEX=1; x; \
_INDEX=2; x; \
_INDEX=3; x; \
}
#endif
/* src = 0 */
#define INTER_IS_CLR(src) \
PLANE_TIMESCONDG(_IG(src) == 0)
/* src = PPGMSK ? */
#define INTER_IS_SET(src) \
PLANE_TIMESCONDG(_IG(src) == INTER_PPGMSK)
/* (src1 ^ scr2) = PPGMSK ? */
#define INTER_IS_XOR_SET(src1, src2) \
PLANE_TIMESCONDG((_IG(src1) ^ _IG(src2)) == INTER_PPGMSK)
/* dst = ~src */
#define INTER_NOT(src, dst) \
PLANE_TIMES(_I(dst) = ~_I(src))
/* dst = 0 */
#define INTER_CLR(dst) \
PLANE_TIMES(_I(dst) = 0)
/* dst = PPGMSK */
#define INTER_SET(dst) \
PLANE_TIMESG(_IG(dst) = INTER_PPGMSK)
/* dst = src */
#define INTER_COPY(src,dst) \
PLANE_TIMES(_I(dst) = _I(src))
/* dst2 = (dst & ~mask) | (src & mask) */
#define INTER_COPYM(src,dst,mask,dst2) \
PLANE_TIMESG( \
_IG(dst2) = (_IG(dst) & ~mask) | (_IG(src) & mask) \
)
/* dst2 = dst ^ src */
#define INTER_XOR(src,dst,dst2) \
PLANE_TIMES(_I(dst2) = _I(dst) ^ _I(src))
/* dst2 = dst ^ (src & mask) */
#define INTER_XORM(src,dst,mask,dst2) \
PLANE_TIMESG(_IG(dst2) = _IG(dst) ^ (_IG(src) & (mask)))
/* dst2 = dst & src */
#define INTER_AND(src,dst,dst2) \
PLANE_TIMES(_I(dst2) = _I(dst) & _I(src))
/* dst2 = dst & (src | ~mask) */
#define INTER_ANDM(mask,src,dst,dst2) \
PLANE_TIMESG(_IG(dst2) = _IG(dst) & (_IG(src) | ~(mask)))
/* dst2 = dst | src */
#define INTER_OR(src,dst,dst2) \
PLANE_TIMES(_I(dst2) = _I(dst) | _I(src))
/* dst2 = dst | (src & mask) */
#define INTER_ORM(src,dst,mask,dst2) \
PLANE_TIMESG(_IG(dst2) = _IG(dst) | (_IG(src) & (mask)))
/* dst = src | msk */
#define INTER_ORMSK(src,msk,dst) \
PLANE_TIMESG(_IG(dst) = _IG(src) | (msk))
/* dst = src & msk */
#define INTER_ANDMSK(src,msk,dst) \
PLANE_TIMESG(_IG(dst) = _IG(src) & (msk))
/* dst = (src1 & msk1) | (src2 & msk2) */
#define INTER_ANDMSK2(src1,msk1,src2,msk2,dst) \
PLANE_TIMESG(_IG(dst) = (_IG(src1) & (msk1)) | (_IG(src2) & (msk2)))
#define INTER_PLANE(x) (1<<(x))
#define INTER_PFILL(col, fill) \
PLANE_TIMESG(_IG(fill) = \
((col) & INTER_PLANE(_INDEX)) ? INTER_PPGMSK : 0)
/* dst = src >> cnt */
#define INTER_SCRRIGHT(cnt, src, dst) \
PLANE_TIMESG(_IG(dst) = _IG(src) >> (cnt))
/* dst = src << cnt */
#define INTER_SCRLEFT(cnt, src, dst) \
PLANE_TIMESG(_IG(dst) = _IG(src) << (cnt))
/* bits1=(bits >> right) | (bits=psrc) << left) */
#define INTER_GETRLC(right, left, psrc, bits, bits1) \
PLANE_TIMESG( _IG(bits1)=(_IG(bits) >> (right)) | \
((_IG(bits) = _IG(psrc)) << (left)))
/* bits1=(bits << left) | (bits=psrc) >> right) */
#define INTER_GETLRC(left, right, psrc, bits, bits1) \
PLANE_TIMESG( _IG(bits1)=(_IG(bits) << (left)) | \
((_IG(bits) = _IG(psrc)) >> (right)))
/* dst=src2 & (src1 & a1 ^ x1) ^ (src1 & a2 ^ x2) */
#define INTER_CPLX(src1, src2, a1, x1, a2, x2, dst) \
PLANE_TIMES( _I(dst) = (_I(src2) \
& (_I(src1) & _I(a1) ^ _I(x1)) \
^ (_I(src1) & _I(a2) ^ _I(x2)))) \
/* dst=src2 & ((src1 & a1 ^ x1) | ~mask) ^ ((src1 & a2 ^ x2) & mask) */
#define INTER_CPLXM(src1, src2, a1, x1, a2, x2, mask, dst) \
PLANE_TIMESG( _IG(dst) = (_IG(src2) \
& ((_IG(src1) & _IG(a1) ^ _IG(x1)) | ~mask) \
^ ((_IG(src1) & _IG(a2) ^ _IG(x2)) & mask)))
/* dst = (src & ~(bitmask | planemask)) | (insert | (bitmask | planemask)) */
#define INTER_PMSKINS(bitmask, planemask, insert, src, dst) \
PLANE_TIMESG( \
if (planemask & INTER_PLANE(_INDEX)) \
_IG(dst) = (_IG(src) & ~bitmask) | (_IG(insert) & bitmask) \
)
/* dst = (src & ~bitmask) | ((insert >> shift) & bitmask) */
#define INTER_SCRRMSKINS(bitmask, planemask, insert, shift, src, dst) \
PLANE_TIMESG( \
if (planemask & INTER_PLANE(_INDEX)) \
_IG(dst) = (_IG(src) & ~(bitmask)) | \
((_IG(insert) >> shift) & (bitmask)) \
)
/* dst = (src & ~bitmask) | ((insert << shift) & bitmask) */
#define INTER_SCRLMSKINS(bitmask, planemask, insert, shift, src, dst) \
PLANE_TIMESG( \
if (planemask & INTER_PLANE(_INDEX)) \
_IG(dst) = (_IG(src) & ~bitmask) | \
((_IG(insert) << shift) & bitmask) \
)
/* dst = ((src1 << sl1) & bitmask1) | ((src2 >> sr2) & bitmask2) */
#define INTER_MSKINSM(bitmask1, sl1, src1, bitmask2, sr2, src2, dst) \
PLANE_TIMESG( \
_IG(dst) = ((_IG(src1) << sl1) & (bitmask1)) | \
((_IG(src2) >> sr2) & (bitmask2)) \
)
/* dst = src & and ^ xor */
#define INTER_DoRRop(src, and, xor, dst) \
PLANE_TIMES(_I(dst) = (_I(src) & _I(and) ^ _I(xor))) \
#define INTER_DoMaskRRop(src, and, xor, mask, dst) \
PLANE_TIMESG( \
_IG(dst) = (_IG(src) & ((_IG(and) | ~(mask))) \
^ (_IG(xor) & mask)))
#define INTER_DoRop(result, alu, src, dst) \
{ \
if (alu == GXcopy) { \
PLANE_TIMES( \
_I(result) = fnCOPY (_I(src), _I(dst))); \
} else if (alu == GXxor) { \
PLANE_TIMES( \
_I(result) = fnXOR (_I(src), _I(dst))); \
} \
else { \
switch (alu) \
{ \
case GXclear: \
PLANE_TIMES( \
_I(result) = fnCLEAR (_I(src), _I(dst))); \
break; \
case GXand: \
PLANE_TIMES( \
_I(result) = fnAND (_I(src), _I(dst))); \
break; \
case GXandReverse: \
PLANE_TIMES( \
_I(result) = fnANDREVERSE (_I(src), _I(dst))); \
break; \
case GXandInverted: \
PLANE_TIMES( \
_I(result) = fnANDINVERTED (_I(src), _I(dst))); \
break; \
case GXnoop: \
PLANE_TIMES( \
_I(result) = fnNOOP (_I(src), _I(dst))); \
break; \
case GXor: \
PLANE_TIMES( \
_I(result) = fnOR (_I(src), _I(dst))); \
break; \
case GXnor: \
PLANE_TIMES( \
_I(result) = fnNOR (_I(src), _I(dst))); \
break; \
case GXequiv: \
PLANE_TIMES( \
_I(result) = fnEQUIV (_I(src), _I(dst))); \
break; \
case GXinvert: \
PLANE_TIMES( \
_I(result) = fnINVERT (_I(src), _I(dst))); \
break; \
case GXorReverse: \
PLANE_TIMES( \
_I(result) = fnORREVERSE (_I(src), _I(dst))); \
break; \
case GXcopyInverted: \
PLANE_TIMES( \
_I(result) = fnCOPYINVERTED (_I(src), _I(dst))); \
break; \
case GXorInverted: \
PLANE_TIMES( \
_I(result) = fnORINVERTED (_I(src), _I(dst))); \
break; \
case GXnand: \
PLANE_TIMES( \
_I(result) = fnNAND (_I(src), _I(dst))); \
break; \
case GXset: \
PLANE_TIMES( \
_I(result) = fnSET (_I(src), _I(dst))); \
break; \
} \
} \
}
#define iplGetGroupWidthAndPointer(pDrawable, width, pointer) \
iplGetTypedWidthAndPointer(pDrawable, width, pointer, INTER_PIXGRP, INTER_PIXGRP)
#define INTER_getstipplepixels(psrcstip, x, w, ones, psrcpix, pdstpix) \
{ \
unsigned long q; \
int m; \
if (ones) { \
if ((m = ((x) - ((MFB_PPW*MFB_PSZ)-MFB_PPW))) > 0) { \
q = (*(psrcstip)) << m; \
if ( (x)+(w) > (MFB_PPW*MFB_PSZ) ) \
q |= *((psrcstip)+1) >> ((MFB_PPW*MFB_PSZ)-m); \
} \
else \
q = (*(psrcstip)) >> -m; \
} \
else { \
if ((m = ((x) - ((MFB_PPW*MFB_PSZ)-MFB_PPW))) > 0) { \
q = (~ *(psrcstip)) << m; \
if ( (x)+(w) > (MFB_PPW*MFB_PSZ) ) \
q |= (~*((psrcstip)+1)) >> ((MFB_PPW*MFB_PSZ)-m); \
} \
else \
q = (~ *(psrcstip)) >> -m; \
} \
q >>=16; \
INTER_ANDMSK(psrcpix,q,pdstpix); \
}
#define INTER_getstipplepixelsb(psrcstip, x, w, psrcpix0, psrcpix1, pdstpix) \
{ \
unsigned long q,qn; \
int m; \
if ((m = ((x) - ((MFB_PPW*MFB_PSZ)-MFB_PPW))) > 0) { \
q = (*(psrcstip)) << m; \
qn = (~ *(psrcstip)) << m; \
if ( (x)+(w) > (MFB_PPW*MFB_PSZ) ) { \
q |= *((psrcstip)+1) >> ((MFB_PPW*MFB_PSZ)-m); \
qn |= (~ *((psrcstip)+1)) >> ((MFB_PPW*MFB_PSZ)-m); \
} \
} \
else { \
q = (*(psrcstip)) >> -m; \
qn = (~ *(psrcstip)) >> -m; \
} \
q >>=16; \
qn >>=16; \
INTER_ANDMSK2(psrcpix0,qn,psrcpix1,q,pdstpix); \
}
#define INTER_maskbits(x, w, startmask, endmask, nlg) \
startmask = iplstarttab[(x) & INTER_PIM]; \
endmask = iplendtab[((x)+(w)) & INTER_PIM]; \
if (startmask) \
nlg = (((w) - (INTER_PPG - ((x) & INTER_PIM))) >> INTER_PGSH); \
else \
nlg = (w) >> INTER_PGSH;
#define INTER_maskpartialbits(x, w, mask) \
mask = iplstartpartial[(x) & INTER_PIM] & \
iplendpartial[((x) + (w)) & INTER_PIM];
#define INTER_mask32bits(x, w, startmask, endmask, nlw) \
startmask = iplstarttab[(x) & INTER_PIM]; \
endmask = iplendtab[((x)+(w)) & INTER_PIM];
#define INTER_getbits(psrc, x, w, pdst) \
if ( ((x) + (w)) <= INTER_PPG) \
{ \
INTER_SCRLEFT((x), psrc, pdst); \
} \
else \
{ \
int m; \
m = INTER_PPG-(x); \
INTER_MSKINSM(iplendtab[m], x, psrc, \
iplstarttab[m], m, INTER_NEXT(psrc), pdst); \
}
#define INTER_putbits(psrc, x, w, pdst, planemask) \
if ( ((x)+(w)) <= INTER_PPG) \
{ \
INTER_DECLAREG(tmpmask); \
INTER_maskpartialbits((x), (w), tmpmask); \
INTER_SCRRMSKINS(tmpmask, planemask, psrc, x, pdst, pdst); \
} \
else \
{ \
unsigned long m; \
unsigned long n; \
m = INTER_PPG-(x); \
n = (w) - m; \
INTER_SCRRMSKINS(iplstarttab[x], planemask, psrc, x, \
pdst, pdst); \
INTER_SCRLMSKINS(iplendtab[n], planemask, psrc, m, \
INTER_NEXT(pdst), INTER_NEXT(pdst)); \
}
#define INTER_putbitsrop(psrc, x, w, pdst, planemask, rop) \
if ( ((x)+(w)) <= INTER_PPG) \
{ \
INTER_DECLAREG(tmpmask); \
INTER_DECLAREGP(t1); INTER_DECLAREGP(t2); \
INTER_maskpartialbits((x), (w), tmpmask); \
INTER_SCRRIGHT((x), (psrc), (t1)); \
INTER_DoRop(t2, rop, t1, pdst); \
INTER_PMSKINS(tmpmask, planemask, t2, pdst, pdst); \
} \
else \
{ \
unsigned long m; \
unsigned long n; \
INTER_DECLAREGP(t1); INTER_DECLAREGP(t2); \
m = INTER_PPG-(x); \
n = (w) - m; \
INTER_SCRRIGHT((x), (psrc), (t1)); \
INTER_DoRop(t2, rop, t1, pdst); \
INTER_PMSKINS(iplstarttab[x], planemask, t2, pdst, pdst); \
INTER_SCRLEFT(m, (psrc), (t1)); \
INTER_DoRop(t2, rop, t1, pdst+1); \
INTER_PMSKINS(iplendtab[n], planemask, t2, pdst, pdst); \
}
#define INTER_putbitsmropshort(src, x, w, pdst) { \
INTER_DECLAREG(_tmpmask); \
INTER_DECLAREGP(_t1); \
INTER_maskpartialbits((x), (w), _tmpmask); \
INTER_SCRRIGHT((x), (src), _t1); \
INTER_DoMaskMergeRop(_t1, pdst, _tmpmask, pdst); \
}
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