X-Git-Url: https://git.sesse.net/?p=rdpsrv;a=blobdiff_plain;f=Xserver%2Fprograms%2FXserver%2Fmfb%2Fmfbblt.c;fp=Xserver%2Fprograms%2FXserver%2Fmfb%2Fmfbblt.c;h=0000000000000000000000000000000000000000;hp=d54fb884ce2d757c5fcce0c46a48fc4c59612b15;hb=ce66b81460e5353db09d45c02339d4583fbda255;hpb=7772d71ffd742cfc9b7ff214659d16c5bb56a391 diff --git a/Xserver/programs/Xserver/mfb/mfbblt.c b/Xserver/programs/Xserver/mfb/mfbblt.c deleted file mode 100644 index d54fb88..0000000 --- a/Xserver/programs/Xserver/mfb/mfbblt.c +++ /dev/null @@ -1,593 +0,0 @@ -/* - * mfb copy area - */ - -/* - -Copyright (c) 1989 X Consortium - -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 -X CONSORTIUM 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. - -Except as contained in this notice, the name of the X Consortium shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from the X Consortium. - -Author: Keith Packard - -*/ -/* $XConsortium: mfbblt.c,v 1.11 94/04/17 20:28:16 dpw Exp $ */ -/* $XFree86: xc/programs/Xserver/mfb/mfbblt.c,v 3.0 1994/08/12 14:03:38 dawes Exp $ */ - -#include "X.h" -#include "Xmd.h" -#include "Xproto.h" -#include "mfb.h" -#include "gcstruct.h" -#include "windowstr.h" -#include "scrnintstr.h" -#include "pixmapstr.h" -#include "regionstr.h" -#include "maskbits.h" -#include "fastblt.h" -#include "mergerop.h" - -void -MROP_NAME(mfbDoBitblt)(pSrc, pDst, alu, prgnDst, pptSrc) - DrawablePtr pSrc, pDst; - int alu; - RegionPtr prgnDst; - DDXPointPtr pptSrc; -{ - PixelType *psrcBase, *pdstBase; - /* start of src and dst bitmaps */ - int widthSrc, widthDst; /* add to get to same position in next line */ - - BoxPtr pbox; - int nbox; - - BoxPtr pboxTmp, pboxNext, pboxBase, pboxNew1, pboxNew2; - /* temporaries for shuffling rectangles */ - DDXPointPtr pptTmp, pptNew1, pptNew2; - /* shuffling boxes entails shuffling the - source points too */ - int w, h; - int xdir; /* 1 = left right, -1 = right left/ */ - int ydir; /* 1 = top down, -1 = bottom up */ - - PixelType *psrcLine, *pdstLine; - /* pointers to line with current src and dst */ - register PixelType *psrc;/* pointer to current src longword */ - register PixelType *pdst;/* pointer to current dst longword */ - - MROP_DECLARE_REG() - - /* following used for looping through a line */ - PixelType startmask, endmask; /* masks for writing ends of dst */ - int nlMiddle; /* whole longwords in dst */ - int xoffSrc, xoffDst; - register int leftShift, rightShift; - register PixelType bits; - register PixelType bits1; - register int nl; /* temp copy of nlMiddle */ - - /* place to store full source word */ - int nstart; /* number of ragged bits at start of dst */ - int nend; /* number of ragged bits at end of dst */ - int srcStartOver; /* pulling nstart bits from src - overflows into the next word? */ - int careful; - int tmpSrc; - - MROP_INITIALIZE(alu,0); - - mfbGetPixelWidthAndPointer(pSrc, widthSrc, psrcBase); - - mfbGetPixelWidthAndPointer(pDst, widthDst, pdstBase); - - /* XXX we have to err on the side of safety when both are windows, - * because we don't know if IncludeInferiors is being used. - */ - careful = ((pSrc == pDst) || - ((pSrc->type == DRAWABLE_WINDOW) && - (pDst->type == DRAWABLE_WINDOW))); - - pbox = REGION_RECTS(prgnDst); - nbox = REGION_NUM_RECTS(prgnDst); - - pboxNew1 = NULL; - pptNew1 = NULL; - pboxNew2 = NULL; - pptNew2 = NULL; - if (careful && (pptSrc->y < pbox->y1)) - { - /* walk source botttom to top */ - ydir = -1; - widthSrc = -widthSrc; - widthDst = -widthDst; - - if (nbox > 1) - { - /* keep ordering in each band, reverse order of bands */ - pboxNew1 = (BoxPtr)ALLOCATE_LOCAL(sizeof(BoxRec) * nbox); - if(!pboxNew1) - return; - pptNew1 = (DDXPointPtr)ALLOCATE_LOCAL(sizeof(DDXPointRec) * nbox); - if(!pptNew1) - { - DEALLOCATE_LOCAL(pboxNew1); - return; - } - pboxBase = pboxNext = pbox+nbox-1; - while (pboxBase >= pbox) - { - while ((pboxNext >= pbox) && - (pboxBase->y1 == pboxNext->y1)) - pboxNext--; - pboxTmp = pboxNext+1; - pptTmp = pptSrc + (pboxTmp - pbox); - while (pboxTmp <= pboxBase) - { - *pboxNew1++ = *pboxTmp++; - *pptNew1++ = *pptTmp++; - } - pboxBase = pboxNext; - } - pboxNew1 -= nbox; - pbox = pboxNew1; - pptNew1 -= nbox; - pptSrc = pptNew1; - } - } - else - { - /* walk source top to bottom */ - ydir = 1; - } - - if (careful && (pptSrc->x < pbox->x1)) - { - /* walk source right to left */ - xdir = -1; - - if (nbox > 1) - { - /* reverse order of rects in each band */ - pboxNew2 = (BoxPtr)ALLOCATE_LOCAL(sizeof(BoxRec) * nbox); - pptNew2 = (DDXPointPtr)ALLOCATE_LOCAL(sizeof(DDXPointRec) * nbox); - if(!pboxNew2 || !pptNew2) - { - if (pptNew2) DEALLOCATE_LOCAL(pptNew2); - if (pboxNew2) DEALLOCATE_LOCAL(pboxNew2); - if (pboxNew1) - { - DEALLOCATE_LOCAL(pptNew1); - DEALLOCATE_LOCAL(pboxNew1); - } - return; - } - pboxBase = pboxNext = pbox; - while (pboxBase < pbox+nbox) - { - while ((pboxNext < pbox+nbox) && - (pboxNext->y1 == pboxBase->y1)) - pboxNext++; - pboxTmp = pboxNext; - pptTmp = pptSrc + (pboxTmp - pbox); - while (pboxTmp != pboxBase) - { - *pboxNew2++ = *--pboxTmp; - *pptNew2++ = *--pptTmp; - } - pboxBase = pboxNext; - } - pboxNew2 -= nbox; - pbox = pboxNew2; - pptNew2 -= nbox; - pptSrc = pptNew2; - } - } - else - { - /* walk source left to right */ - xdir = 1; - } - - while(nbox--) - { - w = pbox->x2 - pbox->x1; - h = pbox->y2 - pbox->y1; - - if (ydir == -1) /* start at last scanline of rectangle */ - { - psrcLine = mfbScanlineDeltaSrc(psrcBase, -(pptSrc->y+h-1), widthSrc); - pdstLine = mfbScanlineDeltaDst(pdstBase, -(pbox->y2-1), widthDst); - } - else /* start at first scanline */ - { - psrcLine = mfbScanlineDeltaSrc(psrcBase, pptSrc->y, widthSrc); - pdstLine = mfbScanlineDeltaDst(pdstBase, pbox->y1, widthDst); - } - if ((pbox->x1 & PIM) + w <= PPW) - { - maskpartialbits (pbox->x1, w, startmask); - endmask = 0; - nlMiddle = 0; - } - else - { - maskbits(pbox->x1, w, startmask, endmask, nlMiddle); - } - if (xdir == 1) - { - xoffSrc = pptSrc->x & PIM; - xoffDst = pbox->x1 & PIM; - pdstLine += (pbox->x1 >> PWSH); - psrcLine += (pptSrc->x >> PWSH); -#ifdef DO_UNALIGNED_BITBLT - nl = xoffSrc - xoffDst; - psrcLine = (PixelType *) - (((unsigned char *) psrcLine) + nl); -#else - if (xoffSrc == xoffDst) -#endif - { - while (h--) - { - psrc = psrcLine; - pdst = pdstLine; - if (startmask) - { - *pdst = MROP_MASK(*psrc, *pdst, startmask); - psrc++; - pdst++; - } - nl = nlMiddle; - -#ifdef LARGE_INSTRUCTION_CACHE -#ifdef FAST_CONSTANT_OFFSET_MODE - - psrc += nl & (UNROLL-1); - pdst += nl & (UNROLL-1); - -#define BodyOdd(n) pdst[-n] = MROP_SOLID (psrc[-n], pdst[-n]); -#define BodyEven(n) pdst[-n] = MROP_SOLID (psrc[-n], pdst[-n]); - -#define LoopReset \ -pdst += UNROLL; \ -psrc += UNROLL; - -#else - -#define BodyOdd(n) *pdst = MROP_SOLID (*psrc, *pdst); pdst++; psrc++; -#define BodyEven(n) BodyOdd(n) - -#define LoopReset ; - -#endif - PackedLoop - -#undef BodyOdd -#undef BodyEven -#undef LoopReset - -#else -#ifdef NOTDEF - /* you'd think this would be faster -- - * a single instruction instead of 6 - * but measurements show it to be ~15% slower - */ - while ((nl -= 6) >= 0) - { - asm ("moveml %1+,#0x0c0f;moveml#0x0c0f,%0" - : "=m" (*(char *)pdst) - : "m" (*(char *)psrc) - : "d0", "d1", "d2", "d3", - "a2", "a3"); - pdst += 6; - } - nl += 6; - while (nl--) - *pdst++ = *psrc++; -#endif - DuffL(nl, label1, - *pdst = MROP_SOLID (*psrc, *pdst); - pdst++; psrc++;) -#endif - - if (endmask) - *pdst = MROP_MASK(*psrc, *pdst, endmask); - mfbScanlineIncDst(pdstLine, widthDst); - mfbScanlineIncSrc(psrcLine, widthSrc); - } - } -#ifndef DO_UNALIGNED_BITBLT - else - { - if (xoffSrc > xoffDst) - { - leftShift = (xoffSrc - xoffDst); - rightShift = PPW - leftShift; - } - else - { - rightShift = (xoffDst - xoffSrc); - leftShift = PPW - rightShift; - } - while (h--) - { - psrc = psrcLine; - pdst = pdstLine; - bits = 0; - if (xoffSrc > xoffDst) - bits = *psrc++; - if (startmask) - { - bits1 = BitLeft(bits,leftShift); - if (BitLeft(startmask, rightShift)) { - bits = *psrc++; - bits1 |= BitRight(bits,rightShift); - } - *pdst = MROP_MASK(bits1, *pdst, startmask); - pdst++; - } - nl = nlMiddle; - -#ifdef LARGE_INSTRUCTION_CACHE - bits1 = bits; - -#ifdef FAST_CONSTANT_OFFSET_MODE - - psrc += nl & (UNROLL-1); - pdst += nl & (UNROLL-1); - -#define BodyOdd(n) \ -bits = psrc[-n]; \ -pdst[-n] = MROP_SOLID(BitLeft(bits1, leftShift) | BitRight(bits, rightShift), pdst[-n]); - -#define BodyEven(n) \ -bits1 = psrc[-n]; \ -pdst[-n] = MROP_SOLID(BitLeft(bits, leftShift) | BitRight(bits1, rightShift), pdst[-n]); - -#define LoopReset \ -pdst += UNROLL; \ -psrc += UNROLL; - -#else - -#define BodyOdd(n) \ -bits = *psrc++; \ -*pdst = MROP_SOLID(BitLeft(bits1, leftShift) | BitRight(bits, rightShift), *pdst); \ -pdst++; - -#define BodyEven(n) \ -bits1 = *psrc++; \ -*pdst = MROP_SOLID(BitLeft(bits, leftShift) | BitRight(bits1, rightShift), *pdst); \ -pdst++; - -#define LoopReset ; - -#endif /* !FAST_CONSTANT_OFFSET_MODE */ - - PackedLoop - -#undef BodyOdd -#undef BodyEven -#undef LoopReset - -#else - DuffL (nl,label2, - bits1 = BitLeft(bits, leftShift); - bits = *psrc++; - *pdst = MROP_SOLID (bits1 | BitRight(bits, rightShift), *pdst); - pdst++; - ) -#endif - - if (endmask) - { - bits1 = BitLeft(bits, leftShift); - if (BitLeft(endmask, rightShift)) - { - bits = *psrc; - bits1 |= BitRight(bits, rightShift); - } - *pdst = MROP_MASK (bits1, *pdst, endmask); - } - mfbScanlineIncDst(pdstLine, widthDst); - mfbScanlineIncSrc(psrcLine, widthSrc); - } - } -#endif /* DO_UNALIGNED_BITBLT */ - } - else /* xdir == -1 */ - { - xoffSrc = (pptSrc->x + w - 1) & PIM; - xoffDst = (pbox->x2 - 1) & PIM; - pdstLine += ((pbox->x2-1) >> PWSH) + 1; - psrcLine += ((pptSrc->x+w - 1) >> PWSH) + 1; -#ifdef DO_UNALIGNED_BITBLT - nl = xoffSrc - xoffDst; - psrcLine = (PixelType *) - (((unsigned char *) psrcLine) + nl); -#else - if (xoffSrc == xoffDst) -#endif - { - while (h--) - { - psrc = psrcLine; - pdst = pdstLine; - if (endmask) - { - pdst--; - psrc--; - *pdst = MROP_MASK (*psrc, *pdst, endmask); - } - nl = nlMiddle; - -#ifdef LARGE_INSTRUCTION_CACHE -#ifdef FAST_CONSTANT_OFFSET_MODE - psrc -= nl & (UNROLL - 1); - pdst -= nl & (UNROLL - 1); - -#define BodyOdd(n) pdst[n-1] = MROP_SOLID (psrc[n-1], pdst[n-1]); - -#define BodyEven(n) BodyOdd(n) - -#define LoopReset \ -pdst -= UNROLL;\ -psrc -= UNROLL; - -#else - -#define BodyOdd(n) --pdst; --psrc; *pdst = MROP_SOLID(*psrc, *pdst); -#define BodyEven(n) BodyOdd(n) -#define LoopReset ; - -#endif - PackedLoop - -#undef BodyOdd -#undef BodyEven -#undef LoopReset - -#else - DuffL(nl,label3, - --pdst; --psrc; *pdst = MROP_SOLID (*psrc, *pdst);) -#endif - - if (startmask) - { - --pdst; - --psrc; - *pdst = MROP_MASK(*psrc, *pdst, startmask); - } - mfbScanlineIncDst(pdstLine, widthDst); - mfbScanlineIncSrc(psrcLine, widthSrc); - } - } -#ifndef DO_UNALIGNED_BITBLT - else - { - if (xoffDst > xoffSrc) - { - rightShift = (xoffDst - xoffSrc); - leftShift = PPW - rightShift; - } - else - { - leftShift = (xoffSrc - xoffDst); - rightShift = PPW - leftShift; - } - while (h--) - { - psrc = psrcLine; - pdst = pdstLine; - bits = 0; - if (xoffDst > xoffSrc) - bits = *--psrc; - if (endmask) - { - bits1 = BitRight(bits, rightShift); - if (BitRight(endmask, leftShift)) { - bits = *--psrc; - bits1 |= BitLeft(bits, leftShift); - } - pdst--; - *pdst = MROP_MASK(bits1, *pdst, endmask); - } - nl = nlMiddle; - -#ifdef LARGE_INSTRUCTION_CACHE - bits1 = bits; -#ifdef FAST_CONSTANT_OFFSET_MODE - psrc -= nl & (UNROLL - 1); - pdst -= nl & (UNROLL - 1); - -#define BodyOdd(n) \ -bits = psrc[n-1]; \ -pdst[n-1] = MROP_SOLID(BitRight(bits1, rightShift) | BitLeft(bits, leftShift),pdst[n-1]); - -#define BodyEven(n) \ -bits1 = psrc[n-1]; \ -pdst[n-1] = MROP_SOLID(BitRight(bits, rightShift) | BitLeft(bits1, leftShift),pdst[n-1]); - -#define LoopReset \ -pdst -= UNROLL; \ -psrc -= UNROLL; - -#else - -#define BodyOdd(n) \ -bits = *--psrc; --pdst; \ -*pdst = MROP_SOLID(BitRight(bits1, rightShift) | BitLeft(bits, leftShift),*pdst); - -#define BodyEven(n) \ -bits1 = *--psrc; --pdst; \ -*pdst = MROP_SOLID(BitRight(bits, rightShift) | BitLeft(bits1, leftShift),*pdst); - -#define LoopReset ; - -#endif - - PackedLoop - -#undef BodyOdd -#undef BodyEven -#undef LoopReset - -#else - DuffL (nl, label4, - bits1 = BitRight(bits, rightShift); - bits = *--psrc; - --pdst; - *pdst = MROP_SOLID(bits1 | BitLeft(bits, leftShift),*pdst); - ) -#endif - - if (startmask) - { - bits1 = BitRight(bits, rightShift); - if (BitRight (startmask, leftShift)) - { - bits = *--psrc; - bits1 |= BitLeft(bits, leftShift); - } - --pdst; - *pdst = MROP_MASK(bits1, *pdst, startmask); - } - mfbScanlineIncDst(pdstLine, widthDst); - mfbScanlineIncSrc(psrcLine, widthSrc); - } - } -#endif - } - pbox++; - pptSrc++; - } - if (pboxNew2) - { - DEALLOCATE_LOCAL(pptNew2); - DEALLOCATE_LOCAL(pboxNew2); - } - if (pboxNew1) - { - DEALLOCATE_LOCAL(pptNew1); - DEALLOCATE_LOCAL(pboxNew1); - } -}