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Diffstat (limited to 'xorg-server/cfb/cfbfillsp.c')
| -rw-r--r-- | xorg-server/cfb/cfbfillsp.c | 1004 |
1 files changed, 0 insertions, 1004 deletions
diff --git a/xorg-server/cfb/cfbfillsp.c b/xorg-server/cfb/cfbfillsp.c deleted file mode 100644 index 36710b612..000000000 --- a/xorg-server/cfb/cfbfillsp.c +++ /dev/null @@ -1,1004 +0,0 @@ -/************************************************************ -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. - -******************************************************************/ - - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <X11/X.h> -#include <X11/Xmd.h> -#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 <stdio.h> -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 *)xalloc(n * sizeof(int)); - ppt = (DDXPointRec *)xalloc(n * sizeof(DDXPointRec)); - if(!ppt || !pwidth) - { - if (ppt) xfree(ppt); - if (pwidth) xfree(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); - - xfree(ppt); - xfree(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 *)xalloc(n * sizeof(int)); - pptFree = (DDXPointRec *)xalloc(n * sizeof(DDXPointRec)); - if(!pptFree || !pwidthFree) - { - if (pptFree) xfree(pptFree); - if (pwidthFree) xfree(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); - } - } - } - xfree(pptFree); - xfree(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 *)xalloc(n * sizeof(int)); - pptFree = (DDXPointRec *)xalloc(n * sizeof(DDXPointRec)); - if(!pptFree || !pwidthFree) - { - if (pptFree) xfree(pptFree); - if (pwidthFree) xfree(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++; - } - xfree(pptFree); - xfree(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 *)xalloc(n * sizeof(int)); - pptFree = (DDXPointRec *)xalloc(n * sizeof(DDXPointRec)); - if(!pptFree || !pwidthFree) - { - if (pptFree) xfree(pptFree); - if (pwidthFree) xfree(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); - } - } - } - xfree(pptFree); - xfree(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 *)xalloc(n * sizeof(int)); - pptFree = (DDXPointRec *)xalloc(n * sizeof(DDXPointRec)); - if(!pptFree || !pwidthFree) - { - if (pptFree) xfree(pptFree); - if (pwidthFree) xfree(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); - } - } - } - xfree(pptFree); - xfree(pwidthFree); -} - -#endif /* PSZ == 8 */ |