From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- nx-X11/programs/Xserver/cfb/cfbfillsp.c | 1006 +++++++++++++++++++++++++++++++ 1 file changed, 1006 insertions(+) create mode 100644 nx-X11/programs/Xserver/cfb/cfbfillsp.c (limited to 'nx-X11/programs/Xserver/cfb/cfbfillsp.c') diff --git a/nx-X11/programs/Xserver/cfb/cfbfillsp.c b/nx-X11/programs/Xserver/cfb/cfbfillsp.c new file mode 100644 index 000000000..efb462b6c --- /dev/null +++ b/nx-X11/programs/Xserver/cfb/cfbfillsp.c @@ -0,0 +1,1006 @@ +/* $XFree86: xc/programs/Xserver/cfb/cfbfillsp.c,v 3.7tsi Exp $ */ +/************************************************************ +Copyright 1987 by Sun Microsystems, Inc. Mountain View, CA. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this +software and its documentation for any purpose and without +fee is hereby granted, provided that the above copyright no- +tice appear in all copies and that both that copyright no- +tice and this permission notice appear in supporting docu- +mentation, and that the names of Sun or The Open Group +not be used in advertising or publicity pertaining to +distribution of the software without specific prior +written permission. Sun and The Open Group make no +representations about the suitability of this software for +any purpose. It is provided "as is" without any express or +implied warranty. + +SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, +INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT- +NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE LI- +ABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR +PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR +OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH +THE USE OR PERFORMANCE OF THIS SOFTWARE. + +********************************************************/ + +/*********************************************************** + +Copyright 1987, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +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 +OPEN GROUP 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 Open Group 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 Open Group. + + +Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +******************************************************************/ + +/* $Xorg: cfbfillsp.c,v 1.4 2001/02/09 02:04:37 xorgcvs Exp $ */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include +#include +#include "servermd.h" +#include "gcstruct.h" +#include "window.h" +#include "pixmapstr.h" +#include "scrnintstr.h" +#include "windowstr.h" + +#include "cfb.h" +#include "cfbmskbits.h" + +#include "mergerop.h" + +#if PSZ == 8 +#include "cfb8bit.h" +#endif + +#define MFB_CONSTS_ONLY +#include "maskbits.h" + +#include "mi.h" +#include "mispans.h" + +/* scanline filling for color frame buffer + written by drewry, oct 1986 modified by smarks + changes for compatibility with Little-endian systems Jul 1987; MIT:yba. + + these routines all clip. they assume that anything that has called +them has already translated the points (i.e. pGC->miTranslate is +non-zero, which is howit gets set in cfbCreateGC().) + + the number of new scnalines created by clipping == +MaxRectsPerBand * nSpans. + + FillSolid is overloaded to be used for OpaqueStipple as well, +if fgPixel == bgPixel. +Note that for solids, PrivGC.rop == PrivGC.ropOpStip + + + FillTiled is overloaded to be used for OpaqueStipple, if +fgPixel != bgPixel. based on the fill style, it uses +{RotatedTile, gc.alu} or {RotatedStipple, PrivGC.ropOpStip} +*/ + +#ifdef notdef +#include +static +dumpspans(n, ppt, pwidth) + int n; + DDXPointPtr ppt; + int *pwidth; +{ + fprintf(stderr,"%d spans\n", n); + while (n--) { + fprintf(stderr, "[%d,%d] %d\n", ppt->x, ppt->y, *pwidth); + ppt++; + pwidth++; + } + fprintf(stderr, "\n"); +} +#endif + +/* Fill spans with tiles that aren't 32 bits wide */ +void +cfbUnnaturalTileFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) +DrawablePtr pDrawable; +GC *pGC; +int nInit; /* number of spans to fill */ +DDXPointPtr pptInit; /* pointer to list of start points */ +int *pwidthInit; /* pointer to list of n widths */ +int fSorted; +{ + int n; /* number of spans to fill */ + register DDXPointPtr ppt; /* pointer to list of start points */ + register int *pwidth; /* pointer to list of n widths */ + void (*fill)(DrawablePtr, int, DDXPointPtr, int *, PixmapPtr, int, int, int, unsigned long); + int xrot, yrot; + + if (!(pGC->planemask)) + return; + +#if PSZ == 24 + if (pGC->tile.pixmap->drawable.width & 3) +#else + if (pGC->tile.pixmap->drawable.width & PIM) +#endif + { + fill = cfbFillSpanTileOddGeneral; + if ((pGC->planemask & PMSK) == PMSK) + { + if (pGC->alu == GXcopy) + fill = cfbFillSpanTileOddCopy; + } + } + else + { + fill = cfbFillSpanTile32sGeneral; + if ((pGC->planemask & PMSK) == PMSK) + { + if (pGC->alu == GXcopy) + fill = cfbFillSpanTile32sCopy; + } + } + n = nInit * miFindMaxBand( cfbGetCompositeClip(pGC) ); + if ( n == 0 ) + return; + pwidth = (int *)ALLOCATE_LOCAL(n * sizeof(int)); + ppt = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); + if(!ppt || !pwidth) + { + if (ppt) DEALLOCATE_LOCAL(ppt); + if (pwidth) DEALLOCATE_LOCAL(pwidth); + return; + } + n = miClipSpans( cfbGetCompositeClip(pGC), + pptInit, pwidthInit, nInit, + ppt, pwidth, fSorted); + + xrot = pDrawable->x + pGC->patOrg.x; + yrot = pDrawable->y + pGC->patOrg.y; + + (*fill) (pDrawable, n, ppt, pwidth, pGC->tile.pixmap, xrot, yrot, pGC->alu, pGC->planemask); + + DEALLOCATE_LOCAL(ppt); + DEALLOCATE_LOCAL(pwidth); +} + +#if PSZ == 8 + +void +cfbUnnaturalStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) +DrawablePtr pDrawable; +GC *pGC; +int nInit; /* number of spans to fill */ +DDXPointPtr pptInit; /* pointer to list of start points */ +int *pwidthInit; /* pointer to list of n widths */ +int fSorted; +{ + /* next three parameters are post-clip */ + int n; /* number of spans to fill */ + DDXPointPtr ppt; /* pointer to list of start points */ + int *pwidth; /* pointer to list of n widths */ + int *pwidthFree;/* copies of the pointers to free */ + DDXPointPtr pptFree; + CfbBits *pdstBase; /* pointer to start of bitmap */ + int nlwDst; /* width in longwords of bitmap */ + register CfbBits *pdst; /* pointer to current word in bitmap */ + PixmapPtr pStipple; /* pointer to stipple we want to fill with */ + int nlw; + int x, y, w, xrem, xSrc, ySrc; + int stwidth, stippleWidth; + int stippleHeight; + register CfbBits bits, inputBits; + register int partBitsLeft; + int nextPartBits; + int bitsLeft, bitsWhole; + CfbBits *srcTemp, *srcStart; + CfbBits *psrcBase; + CfbBits startmask, endmask; + + if (pGC->fillStyle == FillStippled) + cfb8CheckStipple (pGC->alu, pGC->fgPixel, pGC->planemask); + else + cfb8CheckOpaqueStipple (pGC->alu, pGC->fgPixel, pGC->bgPixel, pGC->planemask); + + if (cfb8StippleRRop == GXnoop) + return; + + n = nInit * miFindMaxBand( cfbGetCompositeClip(pGC) ); + if ( n == 0 ) + return; + pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); + pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); + if(!pptFree || !pwidthFree) + { + if (pptFree) DEALLOCATE_LOCAL(pptFree); + if (pwidthFree) DEALLOCATE_LOCAL(pwidthFree); + return; + } + + pwidth = pwidthFree; + ppt = pptFree; + n = miClipSpans( cfbGetCompositeClip(pGC), + pptInit, pwidthInit, nInit, + ppt, pwidth, fSorted); + + /* + * OK, so what's going on here? We have two Drawables: + * + * The Stipple: + * Depth = 1 + * Width = stippleWidth + * Words per scanline = stwidth + * Pointer to pixels = pStipple->devPrivate.ptr + */ + + pStipple = pGC->stipple; + + stwidth = pStipple->devKind >> PWSH; + stippleWidth = pStipple->drawable.width; + stippleHeight = pStipple->drawable.height; + psrcBase = (CfbBits *) pStipple->devPrivate.ptr; + + /* + * The Target: + * Depth = PSZ + * Width = determined from *pwidth + * Words per scanline = nlwDst + * Pointer to pixels = addrlBase + */ + + cfbGetLongWidthAndPointer (pDrawable, nlwDst, pdstBase) + + /* this replaces rotating the stipple. Instead we just adjust the offset + * at which we start grabbing bits from the stipple. + * Ensure that ppt->x - xSrc >= 0 and ppt->y - ySrc >= 0, + * so that iline and xrem always stay within the stipple bounds. + */ + + modulus (pGC->patOrg.x, stippleWidth, xSrc); + xSrc += pDrawable->x - stippleWidth; + modulus (pGC->patOrg.y, stippleHeight, ySrc); + ySrc += pDrawable->y - stippleHeight; + + bitsWhole = stippleWidth; + + while (n--) + { + x = ppt->x; + y = ppt->y; + ppt++; + w = *pwidth++; + pdst = pdstBase + y * nlwDst + (x >> PWSH); + y = (y - ySrc) % stippleHeight; + srcStart = psrcBase + y * stwidth; + xrem = ((x & ~(PGSZB-1)) - xSrc) % stippleWidth; + srcTemp = srcStart + (xrem >> MFB_PWSH); + bitsLeft = stippleWidth - (xrem & ~MFB_PIM); + xrem &= MFB_PIM; + NextUnnaturalStippleWord + if (partBitsLeft < xrem) + FatalError ("cfbUnnaturalStippleFS bad partBitsLeft %d xrem %d", + partBitsLeft, xrem); + NextSomeBits (inputBits, xrem); + partBitsLeft -= xrem; + if (((x & PIM) + w) <= PPW) + { + maskpartialbits (x, w, startmask) + NextUnnaturalStippleBits + *pdst = MaskRRopPixels(*pdst,bits,startmask); + } + else + { + maskbits (x, w, startmask, endmask, nlw); + nextPartBits = (x & (PGSZB-1)) + w; + if (nextPartBits < partBitsLeft) + { + if (startmask) + { + MaskRRopBitGroup(pdst,GetBitGroup(inputBits),startmask) + pdst++; + NextBitGroup (inputBits); + } + while (nlw--) + { + RRopBitGroup (pdst, GetBitGroup (inputBits)); + pdst++; + NextBitGroup (inputBits); + } + if (endmask) + { + MaskRRopBitGroup(pdst,GetBitGroup(inputBits),endmask) + } + } + else if (bitsLeft != bitsWhole && nextPartBits < partBitsLeft + bitsLeft) + { + NextUnnaturalStippleBitsFast + if (startmask) + { + *pdst = MaskRRopPixels(*pdst,bits,startmask); + pdst++; + NextUnnaturalStippleBitsFast + } + while (nlw--) + { + *pdst = RRopPixels(*pdst,bits); + pdst++; + NextUnnaturalStippleBitsFast + } + if (endmask) + *pdst = MaskRRopPixels (*pdst,bits,endmask); + } + else + { + NextUnnaturalStippleBits + if (startmask) + { + *pdst = MaskRRopPixels(*pdst,bits,startmask); + pdst++; + NextUnnaturalStippleBits + } + while (nlw--) + { + *pdst = RRopPixels(*pdst,bits); + pdst++; + NextUnnaturalStippleBits + } + if (endmask) + *pdst = MaskRRopPixels(*pdst,bits,endmask); + } + } + } + DEALLOCATE_LOCAL(pptFree); + DEALLOCATE_LOCAL(pwidthFree); +} + +#else /* PSZ != 8 */ + +/* Fill spans with stipples that aren't 32 bits wide */ +void +cfbUnnaturalStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) +DrawablePtr pDrawable; +GC *pGC; +int nInit; /* number of spans to fill */ +DDXPointPtr pptInit; /* pointer to list of start points */ +int *pwidthInit; /* pointer to list of n widths */ +int fSorted; +{ + /* next three parameters are post-clip */ + int n; /* number of spans to fill */ + register DDXPointPtr ppt; /* pointer to list of start points */ + register int *pwidth; /* pointer to list of n widths */ + int iline; /* first line of tile to use */ + CfbBits *addrlBase; /* pointer to start of bitmap */ + int nlwidth; /* width in longwords of bitmap */ + register CfbBits *pdst; /* pointer to current word in bitmap */ + PixmapPtr pStipple; /* pointer to stipple we want to fill with */ + register int w; + int width, x, xrem, xSrc, ySrc; + CfbBits tmpSrc, tmpDst1, tmpDst2; + int stwidth, stippleWidth; + CfbBits *psrcS; + int rop, stiprop = 0; + int stippleHeight; + int *pwidthFree; /* copies of the pointers to free */ + DDXPointPtr pptFree; + CfbBits fgfill, bgfill; + + if (!(pGC->planemask)) + return; + + n = nInit * miFindMaxBand( cfbGetCompositeClip(pGC) ); + if ( n == 0 ) + return; + pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); + pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); + if(!pptFree || !pwidthFree) + { + if (pptFree) DEALLOCATE_LOCAL(pptFree); + if (pwidthFree) DEALLOCATE_LOCAL(pwidthFree); + return; + } + pwidth = pwidthFree; + ppt = pptFree; + n = miClipSpans( cfbGetCompositeClip(pGC), + pptInit, pwidthInit, nInit, + ppt, pwidth, fSorted); + rop = pGC->alu; + if (pGC->fillStyle == FillStippled) { + switch (rop) { + case GXand: + case GXcopy: + case GXnoop: + case GXor: + stiprop = rop; + break; + default: + stiprop = rop; + rop = GXcopy; + } + } + fgfill = PFILL(pGC->fgPixel); + bgfill = PFILL(pGC->bgPixel); + + /* + * OK, so what's going on here? We have two Drawables: + * + * The Stipple: + * Depth = 1 + * Width = stippleWidth + * Words per scanline = stwidth + * Pointer to pixels = pStipple->devPrivate.ptr + */ + pStipple = pGC->stipple; + + stwidth = pStipple->devKind / PGSZB; + stippleWidth = pStipple->drawable.width; + stippleHeight = pStipple->drawable.height; + + /* + * The Target: + * Depth = PSZ + * Width = determined from *pwidth + * Words per scanline = nlwidth + * Pointer to pixels = addrlBase + */ + + cfbGetLongWidthAndPointer (pDrawable, nlwidth, addrlBase) + + /* this replaces rotating the stipple. Instead we just adjust the offset + * at which we start grabbing bits from the stipple. + * Ensure that ppt->x - xSrc >= 0 and ppt->y - ySrc >= 0, + * so that iline and xrem always stay within the stipple bounds. + */ + modulus (pGC->patOrg.x, stippleWidth, xSrc); + xSrc += pDrawable->x - stippleWidth; + modulus (pGC->patOrg.y, stippleHeight, ySrc); + ySrc += pDrawable->y - stippleHeight; + + while (n--) + { + iline = (ppt->y - ySrc) % stippleHeight; + x = ppt->x; + pdst = addrlBase + (ppt->y * nlwidth); + psrcS = (CfbBits *) pStipple->devPrivate.ptr + (iline * stwidth); + + if (*pwidth) + { + width = *pwidth; + while(width > 0) + { + int xtemp; +#if PSZ != 32 || PPW != 1 + int tmpx; +#endif + register CfbBits *ptemp; + register CfbBits *pdsttmp; + /* + * Do a stripe through the stipple & destination w pixels + * wide. w is not more than: + * - the width of the destination + * - the width of the stipple + * - the distance between x and the next word + * boundary in the destination + * - the distance between x and the next word + * boundary in the stipple + */ + + /* width of dest/stipple */ + xrem = (x - xSrc) % stippleWidth; +#if PSZ == 24 + w = 1; +#else + w = min((stippleWidth - xrem), width); + /* dist to word bound in dest */ + w = min(w, PPW - (x & PIM)); + /* dist to word bound in stip */ + w = min(w, MFB_PPW - (x & MFB_PIM)); +#endif + + xtemp = (xrem & MFB_PIM); + ptemp = (CfbBits *)(psrcS + (xrem >> MFB_PWSH)); +#if PSZ == 24 + tmpx = x & 3; + pdsttmp = pdst + ((x * 3)>>2); +#else +#if PSZ != 32 || PPW != 1 + tmpx = x & PIM; +#endif + pdsttmp = pdst + (x>>PWSH); +#endif + switch ( pGC->fillStyle ) { + case FillOpaqueStippled: +#if PSZ == 24 + getstipplepixels24(ptemp, xtemp, 0, &bgfill, &tmpDst1, xrem); + getstipplepixels24(ptemp, xtemp, 1, &fgfill, &tmpDst2, xrem); +#else + getstipplepixels(ptemp, xtemp, w, 0, &bgfill, &tmpDst1); + getstipplepixels(ptemp, xtemp, w, 1, &fgfill, &tmpDst2); +#endif + break; + case FillStippled: + /* Fill tmpSrc with the source pixels */ +#if PSZ == 24 + getbits24(pdsttmp, tmpSrc, x); + getstipplepixels24(ptemp, xtemp, 0, &tmpSrc, &tmpDst1, xrem); +#else + getbits(pdsttmp, tmpx, w, tmpSrc); + getstipplepixels(ptemp, xtemp, w, 0, &tmpSrc, &tmpDst1); +#endif + if (rop != stiprop) { +#if PSZ == 24 + putbitsrop24(fgfill, 0, &tmpSrc, pGC->planemask, stiprop); +#else + putbitsrop(fgfill, 0, w, &tmpSrc, pGC->planemask, stiprop); +#endif + } else { + tmpSrc = fgfill; + } +#if PSZ == 24 + getstipplepixels24(ptemp, xtemp, 1, &tmpSrc, &tmpDst2, xrem); +#else + getstipplepixels(ptemp, xtemp, w, 1, &tmpSrc, &tmpDst2); +#endif + break; + } + tmpDst2 |= tmpDst1; +#if PSZ == 24 + putbitsrop24(tmpDst2, tmpx, pdsttmp, pGC->planemask, rop); +#else + putbitsrop(tmpDst2, tmpx, w, pdsttmp, pGC->planemask, rop); +#endif + x += w; + width -= w; + } + } + ppt++; + pwidth++; + } + DEALLOCATE_LOCAL(pptFree); + DEALLOCATE_LOCAL(pwidthFree); +} + +#endif /* PSZ == 8 */ + +#if PSZ == 8 + +void +cfb8Stipple32FS (pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) + DrawablePtr pDrawable; + GCPtr pGC; + int nInit; /* number of spans to fill */ + DDXPointPtr pptInit; /* pointer to list of start points */ + int *pwidthInit; /* pointer to list of n widths */ + int fSorted; +{ + /* next three parameters are post-clip */ + int n; /* number of spans to fill */ + DDXPointPtr ppt; /* pointer to list of start points */ + int *pwidth; /* pointer to list of n widths */ + CfbBits *src; /* pointer to bits in stipple, if needed */ + int stippleHeight; /* height of the stipple */ + PixmapPtr stipple; + + int nlwDst; /* width in longwords of the dest pixmap */ + int x,y,w; /* current span */ + CfbBits startmask; + CfbBits endmask; + register CfbBits *dst; /* pointer to bits we're writing */ + register int nlw; + CfbBits *dstTmp; + int nlwTmp; + + CfbBits *pbits; /* pointer to start of pixmap */ + register CfbBits xor; + register CfbBits mask; + register CfbBits bits; /* bits from stipple */ + int wEnd; + + int *pwidthFree; /* copies of the pointers to free */ + DDXPointPtr pptFree; + cfbPrivGCPtr devPriv; + + devPriv = cfbGetGCPrivate(pGC); + cfb8CheckStipple (pGC->alu, pGC->fgPixel, pGC->planemask); + n = nInit * miFindMaxBand(pGC->pCompositeClip); + if ( n == 0 ) + return; + pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); + pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); + if(!pptFree || !pwidthFree) + { + if (pptFree) DEALLOCATE_LOCAL(pptFree); + if (pwidthFree) DEALLOCATE_LOCAL(pwidthFree); + return; + } + pwidth = pwidthFree; + ppt = pptFree; + n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit, + ppt, pwidth, fSorted); + + stipple = pGC->pRotatedPixmap; + src = (CfbBits *)stipple->devPrivate.ptr; + stippleHeight = stipple->drawable.height; + + cfbGetLongWidthAndPointer (pDrawable, nlwDst, pbits) + + while (n--) + { + w = *pwidth++; + x = ppt->x; + y = ppt->y; + ppt++; + dst = pbits + (y * nlwDst) + (x >> PWSH); + if (((x & PIM) + w) <= PPW) + { + maskpartialbits(x, w, startmask); + endmask = 0; + nlw = 0; + } + else + { + maskbits (x, w, startmask, endmask, nlw); + } + bits = src[y % stippleHeight]; + RotBitsLeft (bits, (x & ((PGSZ-1) & ~PIM))); +#if PPW == 4 + if (cfb8StippleRRop == GXcopy) + { + xor = devPriv->xor; + if (w < (PGSZ*2)) + { + if (startmask) + { + mask = cfb8PixelMasks[GetBitGroup(bits)]; + *dst = (*dst & ~(mask & startmask)) | + (xor & (mask & startmask)); + dst++; + RotBitsLeft (bits, PGSZB); + } + while (nlw--) + { + WriteBitGroup (dst,xor,GetBitGroup(bits)) + dst++; + RotBitsLeft (bits, PGSZB); + } + if (endmask) + { + mask = cfb8PixelMasks[GetBitGroup(bits)]; + *dst = (*dst & ~(mask & endmask)) | + (xor & (mask & endmask)); + } + } + else + { /* XXX constants probably not OK here */ + wEnd = 7 - (nlw & 7); + nlw = (nlw >> 3) + 1; + dstTmp = dst; + nlwTmp = nlw; + if (startmask) + { + mask = cfb8PixelMasks[GetBitGroup(bits)]; + *dstTmp = (*dstTmp & ~(mask & startmask)) | + (xor & (mask & startmask)); + dstTmp++; + RotBitsLeft (bits, PGSZB); + } + w = 7 - wEnd; + while (w--) + { + dst = dstTmp; + dstTmp++; + nlw = nlwTmp; +#if defined(__GNUC__) && defined(mc68020) + mask = cfb8PixelMasks[GetBitGroup(bits)]; + xor = xor & mask; + mask = ~mask; + while (nlw--) + { + *dst = (*dst & mask) | xor; + dst += 8; + } + xor = devPriv->xor; +#else +#define SwitchBitsLoop(body) \ + while (nlw--) \ + { \ + body \ + dst += 8; \ + } + SwitchBitGroup(dst, xor, GetBitGroup(bits)); +#undef SwitchBitsLoop +#endif + NextBitGroup (bits); + } + nlwTmp--; + w = wEnd + 1; + if (endmask) + { + mask = cfb8PixelMasks[GetBitGroup(bits)]; + dst = dstTmp + (nlwTmp << 3); + *dst = (*dst & ~(mask & endmask)) | + (xor & (mask & endmask)); + } + while (w--) + { + nlw = nlwTmp; + dst = dstTmp; + dstTmp++; +#if defined(__GNUC__) && defined(mc68020) + mask = cfb8PixelMasks[GetBitGroup(bits)]; + xor = xor & mask; + mask = ~mask; + while (nlw--) + { + *dst = (*dst & mask) | xor; + dst += 8; + } + xor = devPriv->xor; +#else +#define SwitchBitsLoop(body) \ + while (nlw--) \ + { \ + body \ + dst += 8; \ + } + SwitchBitGroup(dst, xor, GetBitGroup(bits)); +#undef SwitchBitsLoop +#endif + NextBitGroup (bits); + } + } + } + else +#endif /* PPW == 4 */ + { + if (startmask) + { + xor = GetBitGroup(bits); + *dst = MaskRRopPixels(*dst, xor, startmask); + dst++; + RotBitsLeft (bits, PGSZB); + } + while (nlw--) + { + RRopBitGroup(dst, GetBitGroup(bits)); + dst++; + RotBitsLeft (bits, PGSZB); + } + if (endmask) + { + xor = GetBitGroup(bits); + *dst = MaskRRopPixels(*dst, xor, endmask); + } + } + } + DEALLOCATE_LOCAL(pptFree); + DEALLOCATE_LOCAL(pwidthFree); +} + +void +cfb8OpaqueStipple32FS (pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) + DrawablePtr pDrawable; + GCPtr pGC; + int nInit; /* number of spans to fill */ + DDXPointPtr pptInit; /* pointer to list of start points */ + int *pwidthInit; /* pointer to list of n widths */ + int fSorted; +{ + /* next three parameters are post-clip */ + int n; /* number of spans to fill */ + DDXPointPtr ppt; /* pointer to list of start points */ + int *pwidth; /* pointer to list of n widths */ + CfbBits *src; /* pointer to bits in stipple, if needed */ + int stippleHeight; /* height of the stipple */ + PixmapPtr stipple; + + int nlwDst; /* width in longwords of the dest pixmap */ + int x,y,w; /* current span */ + CfbBits startmask; + CfbBits endmask; + register CfbBits *dst; /* pointer to bits we're writing */ + register int nlw; + CfbBits *dstTmp; + int nlwTmp; + + CfbBits *pbits; /* pointer to start of pixmap */ + register CfbBits xor; + register CfbBits bits; /* bits from stipple */ + int wEnd; + + int *pwidthFree; /* copies of the pointers to free */ + DDXPointPtr pptFree; + cfbPrivGCPtr devPriv; + + devPriv = cfbGetGCPrivate(pGC); + + cfb8CheckOpaqueStipple(pGC->alu, pGC->fgPixel, pGC->bgPixel, pGC->planemask); + + n = nInit * miFindMaxBand(pGC->pCompositeClip); + if ( n == 0 ) + return; + pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); + pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); + if(!pptFree || !pwidthFree) + { + if (pptFree) DEALLOCATE_LOCAL(pptFree); + if (pwidthFree) DEALLOCATE_LOCAL(pwidthFree); + return; + } + pwidth = pwidthFree; + ppt = pptFree; + n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit, + ppt, pwidth, fSorted); + + stipple = pGC->pRotatedPixmap; + src = (CfbBits *)stipple->devPrivate.ptr; + stippleHeight = stipple->drawable.height; + + cfbGetLongWidthAndPointer (pDrawable, nlwDst, pbits) + + while (n--) + { + w = *pwidth++; + x = ppt->x; + y = ppt->y; + ppt++; + dst = pbits + (y * nlwDst) + (x >> PWSH); + if (((x & PIM) + w) <= PPW) + { + maskpartialbits(x, w, startmask); + endmask = 0; + nlw = 0; + } + else + { + maskbits (x, w, startmask, endmask, nlw); + } + bits = src[y % stippleHeight]; + RotBitsLeft (bits, (x & ((PGSZ-1) & ~PIM))); +#if PPW == 4 + if (cfb8StippleRRop == GXcopy) + { + xor = devPriv->xor; + if (w < PGSZ*2) + { + if (startmask) + { + *dst = (*dst & ~startmask) | + (GetPixelGroup (bits) & startmask); + dst++; + RotBitsLeft (bits, PGSZB); + } + while (nlw--) + { + *dst++ = GetPixelGroup(bits); + RotBitsLeft (bits, PGSZB); + } + if (endmask) + { + *dst = (*dst & ~endmask) | + (GetPixelGroup (bits) & endmask); + } + } + else + { /* XXX consts probably not OK here */ + wEnd = 7 - (nlw & 7); + nlw = (nlw >> 3) + 1; + dstTmp = dst; + nlwTmp = nlw; + if (startmask) + { + *dstTmp = (*dstTmp & ~startmask) | + (GetPixelGroup (bits) & startmask); + dstTmp++; + RotBitsLeft (bits, PGSZB); + } + w = 7 - wEnd; + while (w--) + { + nlw = nlwTmp; + dst = dstTmp; + dstTmp++; + xor = GetPixelGroup (bits); + while (nlw--) + { + *dst = xor; + dst += 8; + } + NextBitGroup (bits); + } + nlwTmp--; + w = wEnd + 1; + if (endmask) + { + dst = dstTmp + (nlwTmp << 3); + *dst = (*dst & ~endmask) | + (GetPixelGroup (bits) & endmask); + } + while (w--) + { + nlw = nlwTmp; + dst = dstTmp; + dstTmp++; + xor = GetPixelGroup (bits); + while (nlw--) + { + *dst = xor; + dst += 8; + } + NextBitGroup (bits); + } + } + } + else +#endif /* PPW == 4 */ + { + if (startmask) + { + xor = GetBitGroup(bits); + *dst = MaskRRopPixels(*dst, xor, startmask); + dst++; + RotBitsLeft (bits, PGSZB); + } + while (nlw--) + { + RRopBitGroup(dst, GetBitGroup(bits)); + dst++; + RotBitsLeft (bits, PGSZB); + } + if (endmask) + { + xor = GetBitGroup(bits); + *dst = MaskRRopPixels(*dst, xor, endmask); + } + } + } + DEALLOCATE_LOCAL(pptFree); + DEALLOCATE_LOCAL(pwidthFree); +} + +#endif /* PSZ == 8 */ -- cgit v1.2.3