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Diffstat (limited to 'xorg-server/mfb/mfbfillsp.c')
| -rw-r--r-- | xorg-server/mfb/mfbfillsp.c | 1029 |
1 files changed, 0 insertions, 1029 deletions
diff --git a/xorg-server/mfb/mfbfillsp.c b/xorg-server/mfb/mfbfillsp.c deleted file mode 100644 index c073535df..000000000 --- a/xorg-server/mfb/mfbfillsp.c +++ /dev/null @@ -1,1029 +0,0 @@ -/* Combined Purdue/PurduePlus patches, level 2.0, 1/17/89 */ -/*********************************************************** - -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 "gcstruct.h" -#include "window.h" -#include "pixmapstr.h" -#include "scrnintstr.h" -#include "windowstr.h" -#include "mfb.h" -#include "maskbits.h" - -#include "mergerop.h" - -#include "servermd.h" -#include "mi.h" -#include "mispans.h" - -/* scanline filling for monochrome frame buffer - written by drewry, oct 1986 - - 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 mfbCreateGC().) - - the number of new scnalines created by clipping == -MaxRectsPerBand * nSpans. - - FillSolid is overloaded to be used for OpaqueStipple as well, -if fgPixel == bgPixel. - - - FillTiled is overloaded to be used for OpaqueStipple, if -fgPixel != bgPixel. based on the fill style, it uses -{RotatedPixmap, gc.alu} or {RotatedPixmap, PrivGC.ropOpStip} -*/ - - -void -mfbBlackSolidFS(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 */ - register DDXPointPtr ppt; /* pointer to list of start points */ - register int *pwidth; /* pointer to list of n widths */ - PixelType *addrlBase; /* pointer to start of bitmap */ - int nlwidth; /* width in longwords of bitmap */ - register PixelType *addrl;/* pointer to current longword in bitmap */ - register int nlmiddle; - register PixelType startmask; - register PixelType endmask; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - - if (!(pGC->planemask & 1)) - return; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - 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); - - mfbGetPixelWidthAndPointer(pDrawable, nlwidth, addrlBase); - - while (n--) - { - addrl = mfbScanline(addrlBase, ppt->x, ppt->y, nlwidth); - - if (*pwidth) - { - if ( ((ppt->x & PIM) + *pwidth) < PPW) - { - /* all bits inside same longword */ - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl &= ~startmask; - } - else - { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ &= ~startmask; - Duff (nlmiddle, *addrl++ = 0x0); - if (endmask) - *addrl &= ~endmask; - } - } - pwidth++; - ppt++; - } - xfree(pptFree); - xfree(pwidthFree); -} - - - -void -mfbWhiteSolidFS(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 */ - register DDXPointPtr ppt; /* pointer to list of start points */ - register int *pwidth; /* pointer to list of n widths */ - PixelType *addrlBase; /* pointer to start of bitmap */ - int nlwidth; /* width in longwords of bitmap */ - register PixelType *addrl;/* pointer to current longword in bitmap */ - register int nlmiddle; - register PixelType startmask; - register PixelType endmask; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - - if (!(pGC->planemask & 1)) - return; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - 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); - - mfbGetPixelWidthAndPointer(pDrawable, nlwidth, addrlBase); - - while (n--) - { - addrl = mfbScanline(addrlBase, ppt->x, ppt->y, nlwidth); - - if (*pwidth) - { - if ( ((ppt->x & PIM) + *pwidth) < PPW) - { - /* all bits inside same longword */ - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl |= startmask; - } - else - { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ |= startmask; - Duff (nlmiddle, *addrl++ = ~0); - if (endmask) - *addrl |= endmask; - } - } - pwidth++; - ppt++; - } - xfree(pptFree); - xfree(pwidthFree); -} - - - -void -mfbInvertSolidFS(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 */ - register DDXPointPtr ppt; /* pointer to list of start points */ - register int *pwidth; /* pointer to list of n widths */ - PixelType *addrlBase; /* pointer to start of bitmap */ - int nlwidth; /* width in longwords of bitmap */ - register PixelType *addrl;/* pointer to current longword in bitmap */ - register int nlmiddle; - register PixelType startmask; - register PixelType endmask; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - - if (!(pGC->planemask & 1)) - return; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - 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); - - mfbGetPixelWidthAndPointer(pDrawable, nlwidth, addrlBase); - - while (n--) - { - addrl = mfbScanline(addrlBase, ppt->x, ppt->y, nlwidth); - - if (*pwidth) - { - if ( ((ppt->x & PIM) + *pwidth) < PPW) - { - /* all bits inside same longword */ - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl ^= startmask; - } - else - { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ ^= startmask; - Duff (nlmiddle, *addrl++ ^= ~0); - if (endmask) - *addrl ^= endmask; - } - } - pwidth++; - ppt++; - } - xfree(pptFree); - xfree(pwidthFree); -} - - -void -mfbWhiteStippleFS(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 */ - PixelType *addrlBase; /* pointer to start of bitmap */ - int nlwidth; /* width in longwords of bitmap */ - register PixelType *addrl;/* pointer to current longword in bitmap */ - register PixelType src; - register int nlmiddle; - register PixelType startmask; - register PixelType endmask; - PixmapPtr pStipple; - PixelType *psrc; - int tileHeight; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - - if (!(pGC->planemask & 1)) - return; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - 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); - - mfbGetPixelWidthAndPointer(pDrawable, nlwidth, addrlBase); - - pStipple = pGC->pRotatedPixmap; - tileHeight = pStipple->drawable.height; - psrc = (PixelType *)(pStipple->devPrivate.ptr); - - while (n--) - { - addrl = mfbScanline(addrlBase, ppt->x, ppt->y, nlwidth); - src = psrc[ppt->y % tileHeight]; - - /* all bits inside same longword */ - if ( ((ppt->x & PIM) + *pwidth) < PPW) - { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl |= (src & startmask); - } - else - { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ |= (src & startmask); - Duff (nlmiddle, *addrl++ |= src); - if (endmask) - *addrl |= (src & endmask); - } - pwidth++; - ppt++; - } - xfree(pptFree); - xfree(pwidthFree); -} - - -void -mfbBlackStippleFS(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 */ - PixelType *addrlBase; /* pointer to start of bitmap */ - int nlwidth; /* width in longwords of bitmap */ - register PixelType *addrl; /* pointer to current longword in bitmap */ - register PixelType src; - register int nlmiddle; - register PixelType startmask; - register PixelType endmask; - PixmapPtr pStipple; - PixelType *psrc; - int tileHeight; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - - if (!(pGC->planemask & 1)) - return; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - 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); - - mfbGetPixelWidthAndPointer(pDrawable, nlwidth, addrlBase); - - pStipple = pGC->pRotatedPixmap; - tileHeight = pStipple->drawable.height; - psrc = (PixelType *)(pStipple->devPrivate.ptr); - - while (n--) - { - addrl = mfbScanline(addrlBase, ppt->x, ppt->y, nlwidth); - src = psrc[ppt->y % tileHeight]; - - /* all bits inside same longword */ - if ( ((ppt->x & PIM) + *pwidth) < PPW) - { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl &= ~(src & startmask); - } - else - { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ &= ~(src & startmask); - Duff (nlmiddle, *addrl++ &= ~src); - if (endmask) - *addrl &= ~(src & endmask); - } - pwidth++; - ppt++; - } - xfree(pptFree); - xfree(pwidthFree); -} - - -void -mfbInvertStippleFS(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 */ - PixelType *addrlBase; /* pointer to start of bitmap */ - int nlwidth; /* width in longwords of bitmap */ - register PixelType *addrl; /* pointer to current longword in bitmap */ - register PixelType src; - register int nlmiddle; - register PixelType startmask; - register PixelType endmask; - PixmapPtr pStipple; - PixelType *psrc; - int tileHeight; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - - if (!(pGC->planemask & 1)) - return; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - 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); - - mfbGetPixelWidthAndPointer(pDrawable, nlwidth, addrlBase); - - pStipple = pGC->pRotatedPixmap; - tileHeight = pStipple->drawable.height; - psrc = (PixelType *)(pStipple->devPrivate.ptr); - - while (n--) - { - addrl = mfbScanline(addrlBase, ppt->x, ppt->y, nlwidth); - src = psrc[ppt->y % tileHeight]; - - /* all bits inside same longword */ - if ( ((ppt->x & PIM) + *pwidth) < PPW) - { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl ^= (src & startmask); - } - else - { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ ^= (src & startmask); - Duff(nlmiddle, *addrl++ ^= src); - if (endmask) - *addrl ^= (src & endmask); - } - pwidth++; - ppt++; - } - xfree(pptFree); - xfree(pwidthFree); -} - - -/* this works with tiles of width == PPW */ -#define FILLSPANPPW(ROP) \ - while (n--) \ - { \ - if (*pwidth) \ - { \ - addrl = mfbScanline(addrlBase, ppt->x, ppt->y, nlwidth); \ - src = psrc[ppt->y % tileHeight]; \ - if ( ((ppt->x & PIM) + *pwidth) < PPW) \ - { \ - maskpartialbits(ppt->x, *pwidth, startmask); \ - *addrl = (*addrl & ~startmask) | \ - (ROP(src, *addrl) & startmask); \ - } \ - else \ - { \ - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); \ - if (startmask) \ - { \ - *addrl = (*addrl & ~startmask) | \ - (ROP(src, *addrl) & startmask); \ - addrl++; \ - } \ - while (nlmiddle--) \ - { \ - *addrl = ROP(src, *addrl); \ - addrl++; \ - } \ - if (endmask) \ - *addrl = (*addrl & ~endmask) | \ - (ROP(src, *addrl) & endmask); \ - } \ - } \ - pwidth++; \ - ppt++; \ - } - - - -void -mfbTileFS(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 */ - PixelType *addrlBase; /* pointer to start of bitmap */ - int nlwidth; /* width in longwords of bitmap */ - register PixelType *addrl; /* pointer to current longword in bitmap */ - register PixelType src; - register int nlmiddle; - register PixelType startmask; - register PixelType endmask; - PixmapPtr pTile; - PixelType *psrc; - int tileHeight; - int rop; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - MfbBits flip; - - - if (!(pGC->planemask & 1)) - return; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - 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); - - mfbGetPixelWidthAndPointer(pDrawable, nlwidth, addrlBase); - - pTile = pGC->pRotatedPixmap; - tileHeight = pTile->drawable.height; - psrc = (PixelType *)(pTile->devPrivate.ptr); - if (pGC->fillStyle == FillTiled) - rop = pGC->alu; - else - rop = ((mfbPrivGC *)dixLookupPrivate(&pGC->devPrivates, - mfbGetGCPrivateKey()))->ropOpStip; - - flip = 0; - switch(rop) - { - case GXcopyInverted: /* for opaque stipples */ - flip = ~0; - case GXcopy: - { - -#define DoMaskCopyRop(src,dst,mask) (((dst) & ~(mask)) | ((src) & (mask))) - - while (n--) - { - if (*pwidth) - { - addrl = mfbScanline(addrlBase, ppt->x, ppt->y, nlwidth); - src = psrc[ppt->y % tileHeight] ^ flip; - if ( ((ppt->x & PIM) + *pwidth) < PPW) - { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl = DoMaskCopyRop (src, *addrl, startmask); - } - else - { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - { - *addrl = DoMaskCopyRop (src, *addrl, startmask); - addrl++; - } - while (nlmiddle--) - { - *addrl = src; - addrl++; - } - if (endmask) - *addrl = DoMaskCopyRop (src, *addrl, endmask); - } - } - pwidth++; - ppt++; - } - } - break; - default: - { - register DeclareMergeRop (); - - InitializeMergeRop(rop,~0); - while (n--) - { - if (*pwidth) - { - addrl = mfbScanline(addrlBase, ppt->x, ppt->y, nlwidth); - src = psrc[ppt->y % tileHeight]; - if ( ((ppt->x & PIM) + *pwidth) < PPW) - { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl = DoMaskMergeRop (src, *addrl, startmask); - } - else - { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - { - *addrl = DoMaskMergeRop (src, *addrl, startmask); - addrl++; - } - while (nlmiddle--) - { - *addrl = DoMergeRop (src, *addrl); - addrl++; - } - if (endmask) - *addrl = DoMaskMergeRop (src, *addrl, endmask); - } - } - pwidth++; - ppt++; - } - } - break; - } - xfree(pptFree); - xfree(pwidthFree); -} - - -/* Fill spans with tiles that aren't PPW bits wide */ -void -mfbUnnaturalTileFS(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 iline; /* first line of tile to use */ - /* 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 */ - PixelType *addrlBase; /* pointer to start of bitmap */ - int nlwidth; /* width in longwords of bitmap */ - register PixelType *pdst;/* pointer to current word in bitmap */ - register PixelType *psrc;/* pointer to current word in tile */ - register int nlMiddle; - register int rop, nstart; - PixelType startmask; - PixmapPtr pTile; /* pointer to tile we want to fill with */ - int w, width, x, xSrc, ySrc, srcStartOver, nend; - int tlwidth, rem, tileWidth, tileHeight, endinc; - PixelType endmask, *psrcT; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - - if (!(pGC->planemask & 1)) - return; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - 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); - - if (pGC->fillStyle == FillTiled) - { - pTile = pGC->tile.pixmap; - tlwidth = pTile->devKind / PGSZB; - rop = pGC->alu; - } - else - { - pTile = pGC->stipple; - tlwidth = pTile->devKind / PGSZB; - rop = ((mfbPrivGC *)dixLookupPrivate(&pGC->devPrivates, - mfbGetGCPrivateKey()))->ropOpStip; - } - - xSrc = pDrawable->x; - ySrc = pDrawable->y; - - mfbGetPixelWidthAndPointer(pDrawable, nlwidth, addrlBase); - - tileWidth = pTile->drawable.width; - tileHeight = pTile->drawable.height; - - /* this replaces rotating the tile. Instead we just adjust the offset - * at which we start grabbing bits from the tile. - * Ensure that ppt->x - xSrc >= 0 and ppt->y - ySrc >= 0, - * so that iline and rem always stay within the tile bounds. - */ - xSrc += (pGC->patOrg.x % tileWidth) - tileWidth; - ySrc += (pGC->patOrg.y % tileHeight) - tileHeight; - - while (n--) - { - iline = (ppt->y - ySrc) % tileHeight; - pdst = mfbScanline(addrlBase, ppt->x, ppt->y, nlwidth); - psrcT = (PixelType *) pTile->devPrivate.ptr + (iline * tlwidth); - x = ppt->x; - - if (*pwidth) - { - width = *pwidth; - while(width > 0) - { - psrc = psrcT; - w = min(tileWidth, width); - if((rem = (x - xSrc) % tileWidth) != 0) - { - /* if we're in the middle of the tile, get - as many bits as will finish the span, or - as many as will get to the left edge of the tile, - or a longword worth, starting at the appropriate - offset in the tile. - */ - w = min(min(tileWidth - rem, width), BITMAP_SCANLINE_PAD); - endinc = rem / BITMAP_SCANLINE_PAD; - getandputrop((psrc+endinc), (rem&PIM), (x & PIM), w, pdst, rop); - if((x & PIM) + w >= PPW) - pdst++; - } - else if(((x & PIM) + w) < PPW) - { - /* doing < PPW bits is easy, and worth special-casing */ - putbitsrop(*psrc, x & PIM, w, pdst, rop); - } - else - { - /* start at the left edge of the tile, - and put down as much as we can - */ - maskbits(x, w, startmask, endmask, nlMiddle); - - if (startmask) - nstart = PPW - (x & PIM); - else - nstart = 0; - if (endmask) - nend = (x + w) & PIM; - else - nend = 0; - - srcStartOver = nstart > PLST; - - if(startmask) - { - putbitsrop(*psrc, (x & PIM), nstart, pdst, rop); - pdst++; -#if defined(__alpha__) || defined(__alpha) - /* - * XXX workaround an egcs 1.1.2 code generation - * bug. This version might actually be faster. - */ - psrc += srcStartOver; -#else - if(srcStartOver) - psrc++; -#endif - } - - while(nlMiddle--) - { - getandputrop0(psrc, nstart, PPW, pdst, rop); - pdst++; - psrc++; - } - if(endmask) - { - getandputrop0(psrc, nstart, nend, pdst, rop); - } - } - x += w; - width -= w; - } - } - ppt++; - pwidth++; - } - xfree(pptFree); - xfree(pwidthFree); -} - - -/* Fill spans with stipples that aren't PPW bits wide */ -void -mfbUnnaturalStippleFS(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 */ - PixelType *addrlBase; /* pointer to start of bitmap */ - int nlwidth; /* width in longwords of bitmap */ - register PixelType *pdst; /* pointer to current word in bitmap */ - register PixelType *psrc; /* pointer to current word in tile */ - register int nlMiddle; - register int rop, nstart; - PixelType startmask; - PixmapPtr pTile; /* pointer to tile we want to fill with */ - int w, width, x, xSrc, ySrc, srcStartOver, nend; - PixelType endmask, *psrcT; - int tlwidth, rem, tileWidth, endinc; - int tileHeight; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - - if (!(pGC->planemask & 1)) - return; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - 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); - - pTile = pGC->stipple; - rop = ((mfbPrivGC *)dixLookupPrivate(&pGC->devPrivates, - mfbGetGCPrivateKey()))->rop; - tlwidth = pTile->devKind / PGSZB; - xSrc = pDrawable->x; - ySrc = pDrawable->y; - mfbGetPixelWidthAndPointer(pDrawable, nlwidth, addrlBase); - - tileWidth = pTile->drawable.width; - tileHeight = pTile->drawable.height; - - /* 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 rem always stay within the tile bounds. - */ - xSrc += (pGC->patOrg.x % tileWidth) - tileWidth; - ySrc += (pGC->patOrg.y % tileHeight) - tileHeight; - while (n--) - { - iline = (ppt->y - ySrc) % tileHeight; - pdst = mfbScanline(addrlBase, ppt->x, ppt->y, nlwidth); - psrcT = (PixelType *) pTile->devPrivate.ptr + (iline * tlwidth); - x = ppt->x; - - if (*pwidth) - { - width = *pwidth; - while(width > 0) - { - psrc = psrcT; - w = min(tileWidth, width); - if((rem = (x - xSrc) % tileWidth) != 0) - { - /* if we're in the middle of the tile, get - as many bits as will finish the span, or - as many as will get to the left edge of the tile, - or a longword worth, starting at the appropriate - offset in the tile. - */ - w = min(min(tileWidth - rem, width), BITMAP_SCANLINE_PAD); - endinc = rem / BITMAP_SCANLINE_PAD; - getandputrrop((psrc + endinc), (rem & PIM), (x & PIM), - w, pdst, rop) - if((x & PIM) + w >= PPW) - pdst++; - } - - else if(((x & PIM) + w) < PPW) - { - /* doing < PPW bits is easy, and worth special-casing */ - putbitsrrop(*psrc, x & PIM, w, pdst, rop); - } - else - { - /* start at the left edge of the tile, - and put down as much as we can - */ - maskbits(x, w, startmask, endmask, nlMiddle); - - if (startmask) - nstart = PPW - (x & PIM); - else - nstart = 0; - if (endmask) - nend = (x + w) & PIM; - else - nend = 0; - - srcStartOver = nstart > PLST; - - if(startmask) - { - putbitsrrop(*psrc, (x & PIM), nstart, pdst, rop); - pdst++; - if(srcStartOver) - psrc++; - } - - while(nlMiddle--) - { - getandputrrop0(psrc, nstart, PPW, pdst, rop); - pdst++; - psrc++; - } - if(endmask) - { - getandputrrop0(psrc, nstart, nend, pdst, rop); - } - } - x += w; - width -= w; - } - } - ppt++; - pwidth++; - } - xfree(pptFree); - xfree(pwidthFree); -} |