4017d31902
over to new system. Need to update documentation and address some remaining vestiges of old system such as CursorRec structure, fb "offman" structure, and FontRec privates.
1131 lines
33 KiB
C
1131 lines
33 KiB
C
/* Combined Purdue/PurduePlus patches, level 2.0, 1/17/89 */
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/***********************************************************
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Copyright (c) 1987 X Consortium
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of the X Consortium shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from the X Consortium.
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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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******************************************************************/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <X11/X.h>
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#include <X11/Xmd.h>
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#include "gcstruct.h"
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#include "window.h"
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#include "pixmapstr.h"
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#include "scrnintstr.h"
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#include "windowstr.h"
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#include "afb.h"
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#include "maskbits.h"
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#include "mergerop.h"
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#include "servermd.h"
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#include "mi.h"
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#include "mispans.h"
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/* scanline filling for monochrome frame buffer
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written by drewry, oct 1986
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these routines all clip. they assume that anything that has called
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them has already translated the points (i.e. pGC->miTranslate is
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non-zero, which is howit gets set in afbCreateGC().)
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the number of new scnalines created by clipping ==
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MaxRectsPerBand * nSpans.
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*/
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void
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afbSolidFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted)
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DrawablePtr pDrawable;
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GCPtr pGC;
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int nInit; /* number of spans to fill */
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DDXPointPtr pptInit; /* pointer to list of start points */
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int *pwidthInit; /* pointer to list of n widths */
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int fSorted;
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{
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/* next three parameters are post-clip */
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int n; /* number of spans to fill */
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register DDXPointPtr ppt; /* pointer to list of start points */
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register int *pwidth; /* pointer to list of n widths */
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PixelType *addrlBase; /* pointer to start of bitmap */
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PixelType *pBase;
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int nlwidth; /* width in longwords of bitmap */
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register PixelType *addrl;/* pointer to current longword in bitmap */
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register int nlmiddle;
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register PixelType startmask;
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register PixelType endmask;
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int *pwidthFree; /* copies of the pointers to free */
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DDXPointPtr pptFree;
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int depthDst;
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int sizeDst;
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int d;
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unsigned char *rrops;
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n = nInit * miFindMaxBand(pGC->pCompositeClip);
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pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int));
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pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec));
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if(!pptFree || !pwidthFree) {
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if (pptFree) DEALLOCATE_LOCAL(pptFree);
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if (pwidthFree) DEALLOCATE_LOCAL(pwidthFree);
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return;
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}
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pwidth = pwidthFree;
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ppt = pptFree;
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n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit,
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ppt, pwidth, fSorted);
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afbGetPixelWidthSizeDepthAndPointer(pDrawable, nlwidth, sizeDst, depthDst,
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pBase);
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rrops = ((afbPrivGC *)dixLookupPrivate(&pGC->devPrivates,
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afbGCPrivateKey))->rrops;
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while (n--) {
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addrlBase = afbScanline(pBase, ppt->x, ppt->y, nlwidth);
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for (d = 0; d < depthDst; d++, addrlBase += sizeDst) { /* @@@ NEXT PLANE @@@ */
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if (*pwidth) {
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addrl = addrlBase;
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switch (rrops[d]) {
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case RROP_BLACK:
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if ( ((ppt->x & PIM) + *pwidth) < PPW) {
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/* all bits inside same longword */
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maskpartialbits(ppt->x, *pwidth, startmask);
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*addrl &= ~startmask;
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} else {
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maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle);
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if (startmask)
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*addrl++ &= ~startmask;
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Duff (nlmiddle, *addrl++ = 0x0);
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if (endmask)
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*addrl &= ~endmask;
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}
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break;
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case RROP_WHITE:
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if ( ((ppt->x & PIM) + *pwidth) < PPW) {
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/* all bits inside same longword */
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maskpartialbits(ppt->x, *pwidth, startmask);
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*addrl |= startmask;
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} else {
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maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle);
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if (startmask)
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*addrl++ |= startmask;
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Duff (nlmiddle, *addrl++ = ~0);
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if (endmask)
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*addrl |= endmask;
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}
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break;
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case RROP_INVERT:
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if ( ((ppt->x & PIM) + *pwidth) < PPW) {
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/* all bits inside same longword */
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maskpartialbits(ppt->x, *pwidth, startmask);
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*addrl ^= startmask;
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} else {
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maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle);
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if (startmask)
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*addrl++ ^= startmask;
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Duff (nlmiddle, *addrl++ ^= ~0);
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if (endmask)
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*addrl ^= endmask;
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}
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break;
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case RROP_NOP:
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break;
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}
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}
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}
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pwidth++;
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ppt++;
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}
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DEALLOCATE_LOCAL(pptFree);
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DEALLOCATE_LOCAL(pwidthFree);
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}
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void
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afbStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted)
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DrawablePtr pDrawable;
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GC *pGC;
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int nInit; /* number of spans to fill */
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DDXPointPtr pptInit; /* pointer to list of start points */
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int *pwidthInit; /* pointer to list of n widths */
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int fSorted;
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{
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/* next three parameters are post-clip */
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int n; /* number of spans to fill */
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register DDXPointPtr ppt; /* pointer to list of start points */
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register int *pwidth; /* pointer to list of n widths */
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PixelType *addrlBase; /* pointer to start of bitmap */
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PixelType *pBase;
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int nlwidth; /* width in longwords of bitmap */
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register PixelType *addrl;/* pointer to current longword in bitmap */
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register PixelType src;
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register int nlmiddle;
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register PixelType startmask;
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register PixelType endmask;
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PixmapPtr pStipple;
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PixelType *psrc;
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int tileHeight;
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int *pwidthFree; /* copies of the pointers to free */
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DDXPointPtr pptFree;
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int d;
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int depthDst;
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int sizeDst;
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unsigned char *rrops;
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n = nInit * miFindMaxBand(pGC->pCompositeClip);
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pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int));
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pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec));
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if(!pptFree || !pwidthFree) {
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if (pptFree) DEALLOCATE_LOCAL(pptFree);
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if (pwidthFree) DEALLOCATE_LOCAL(pwidthFree);
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return;
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}
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pwidth = pwidthFree;
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ppt = pptFree;
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n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit,
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ppt, pwidth, fSorted);
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afbGetPixelWidthSizeDepthAndPointer(pDrawable, nlwidth, sizeDst, depthDst,
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pBase);
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pStipple = pGC->pRotatedPixmap;
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tileHeight = pStipple->drawable.height;
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psrc = (PixelType *)(pStipple->devPrivate.ptr);
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rrops = ((afbPrivGC *)dixLookupPrivate(&pGC->devPrivates,
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afbGCPrivateKey))->rrops;
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while (n--) {
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src = psrc[ppt->y % tileHeight];
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addrlBase = afbScanline(pBase, ppt->x, ppt->y, nlwidth);
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for (d = 0; d < depthDst; d++, addrlBase += sizeDst) { /* @@@ NEXT PLANE @@@ */
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addrl = addrlBase;
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switch (rrops[d]) {
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case RROP_BLACK:
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/* all bits inside same longword */
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if ( ((ppt->x & PIM) + *pwidth) < PPW) {
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maskpartialbits(ppt->x, *pwidth, startmask);
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*addrl &= ~(src & startmask);
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} else {
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maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle);
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if (startmask)
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*addrl++ &= ~(src & startmask);
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Duff (nlmiddle, *addrl++ &= ~src);
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if (endmask)
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*addrl &= ~(src & endmask);
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}
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break;
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case RROP_WHITE:
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/* all bits inside same longword */
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if ( ((ppt->x & PIM) + *pwidth) < PPW) {
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maskpartialbits(ppt->x, *pwidth, startmask);
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*addrl |= (src & startmask);
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} else {
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maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle);
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if (startmask)
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*addrl++ |= (src & startmask);
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Duff (nlmiddle, *addrl++ |= src);
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if (endmask)
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*addrl |= (src & endmask);
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}
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break;
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case RROP_INVERT:
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/* all bits inside same longword */
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if ( ((ppt->x & PIM) + *pwidth) < PPW) {
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maskpartialbits(ppt->x, *pwidth, startmask);
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*addrl ^= (src & startmask);
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} else {
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maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle);
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if (startmask)
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*addrl++ ^= (src & startmask);
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Duff (nlmiddle, *addrl++ ^= src);
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if (endmask)
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*addrl ^= (src & endmask);
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}
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break;
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case RROP_NOP:
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break;
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}
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}
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pwidth++;
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ppt++;
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}
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DEALLOCATE_LOCAL(pptFree);
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DEALLOCATE_LOCAL(pwidthFree);
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}
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void
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afbTileFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted)
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DrawablePtr pDrawable;
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GC *pGC;
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int nInit; /* number of spans to fill */
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DDXPointPtr pptInit; /* pointer to list of start points */
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int *pwidthInit; /* pointer to list of n widths */
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int fSorted;
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{
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/* next three parameters are post-clip */
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int n; /* number of spans to fill */
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register DDXPointPtr ppt; /* pointer to list of start points */
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register int *pwidth; /* pointer to list of n widths */
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PixelType *addrlBase; /* pointer to start of bitmap */
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PixelType *pBase;
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int nlwidth; /* width in longwords of bitmap */
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register PixelType *addrl; /* pointer to current longword in bitmap */
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register PixelType src;
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register int nlmiddle;
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register PixelType startmask;
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register PixelType endmask;
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PixmapPtr pTile;
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PixelType *psrc;
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int tileHeight;
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int rop;
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int *pwidthFree; /* copies of the pointers to free */
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DDXPointPtr pptFree;
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int sizeDst;
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int depthDst;
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int d;
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n = nInit * miFindMaxBand(pGC->pCompositeClip);
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pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int));
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pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec));
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if(!pptFree || !pwidthFree) {
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if (pptFree) DEALLOCATE_LOCAL(pptFree);
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if (pwidthFree) DEALLOCATE_LOCAL(pwidthFree);
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return;
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}
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pwidth = pwidthFree;
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ppt = pptFree;
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n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit,
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ppt, pwidth, fSorted);
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afbGetPixelWidthSizeDepthAndPointer(pDrawable, nlwidth, sizeDst, depthDst,
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pBase);
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pTile = pGC->pRotatedPixmap;
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tileHeight = pTile->drawable.height;
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psrc = (PixelType *)(pTile->devPrivate.ptr);
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rop = pGC->alu;
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switch(rop) {
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case GXcopy:
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#define DoMaskCopyRop(src,dst,mask) (((dst) & ~(mask)) | ((src) & (mask)))
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while (n--) {
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if (*pwidth) {
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addrlBase = afbScanline(pBase, ppt->x, ppt->y, nlwidth);
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for (d = 0; d < depthDst; d++, addrlBase += sizeDst) { /* @@@ NEXT PLANE @@@ */
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if (!(pGC->planemask & (1 << d)))
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continue;
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addrl = addrlBase;
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src = psrc[ppt->y % tileHeight + tileHeight * d];
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if ( ((ppt->x & PIM) + *pwidth) < PPW) {
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maskpartialbits(ppt->x, *pwidth, startmask);
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*addrl = DoMaskCopyRop (src, *addrl, startmask);
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} else {
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maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle);
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if (startmask) {
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*addrl = DoMaskCopyRop (src, *addrl, startmask);
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addrl++;
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}
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while (nlmiddle--) {
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*addrl = src;
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addrl++;
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}
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if (endmask)
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*addrl = DoMaskCopyRop (src, *addrl, endmask);
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}
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}
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}
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pwidth++;
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ppt++;
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}
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break;
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default:
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{
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register DeclareMergeRop ();
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InitializeMergeRop(rop,~0);
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while (n--) {
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if (*pwidth) {
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addrlBase = afbScanline(pBase, ppt->x, ppt->y, nlwidth);
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for (d = 0; d < depthDst; d++, addrlBase += sizeDst) { /* @@@ NEXT PLANE @@@ */
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if (!(pGC->planemask & (1 << d)))
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continue;
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addrl = addrlBase;
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src = psrc[ppt->y % tileHeight + tileHeight * d];
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if ( ((ppt->x & PIM) + *pwidth) < PPW) {
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maskpartialbits(ppt->x, *pwidth, startmask);
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*addrl = DoMaskMergeRop (src, *addrl, startmask);
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} else {
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maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle);
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if (startmask) {
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*addrl = DoMaskMergeRop (src, *addrl, startmask);
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addrl++;
|
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}
|
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while (nlmiddle--) {
|
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*addrl = DoMergeRop (src, *addrl);
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addrl++;
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}
|
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if (endmask)
|
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*addrl = DoMaskMergeRop (src, *addrl, endmask);
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}
|
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}
|
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}
|
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pwidth++;
|
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ppt++;
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}
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break;
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}
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}
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DEALLOCATE_LOCAL(pptFree);
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DEALLOCATE_LOCAL(pwidthFree);
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}
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|
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void
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afbOpaqueStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted)
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DrawablePtr pDrawable;
|
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GC *pGC;
|
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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 */
|
|
PixelType *pBase;
|
|
int nlwidth; /* width in longwords of bitmap */
|
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register PixelType *addrl; /* pointer to current longword in bitmap */
|
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register PixelType src = 0;
|
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register int nlmiddle;
|
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register PixelType startmask;
|
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register PixelType endmask;
|
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PixmapPtr pTile;
|
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PixelType *psrc;
|
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int tileHeight;
|
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int rop;
|
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unsigned char *rropsOS;
|
|
int *pwidthFree; /* copies of the pointers to free */
|
|
DDXPointPtr pptFree;
|
|
int sizeDst;
|
|
int depthDst;
|
|
int d;
|
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|
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n = nInit * miFindMaxBand(pGC->pCompositeClip);
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pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int));
|
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pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec));
|
|
if(!pptFree || !pwidthFree) {
|
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if (pptFree) DEALLOCATE_LOCAL(pptFree);
|
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if (pwidthFree) DEALLOCATE_LOCAL(pwidthFree);
|
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return;
|
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}
|
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pwidth = pwidthFree;
|
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ppt = pptFree;
|
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n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit,
|
|
ppt, pwidth, fSorted);
|
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|
|
afbGetPixelWidthSizeDepthAndPointer(pDrawable, nlwidth, sizeDst, depthDst,
|
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pBase);
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|
|
pTile = pGC->pRotatedPixmap;
|
|
tileHeight = pTile->drawable.height;
|
|
psrc = (PixelType *)(pTile->devPrivate.ptr);
|
|
rop = pGC->alu;
|
|
rropsOS = ((afbPrivGC *)dixLookupPrivate(&pGC->devPrivates,
|
|
afbGCPrivateKey))->rropOS;
|
|
switch(rop) {
|
|
case GXcopy:
|
|
while (n--) {
|
|
addrlBase = afbScanline(pBase, ppt->x, ppt->y, nlwidth);
|
|
if (*pwidth) {
|
|
for (d = 0; d < depthDst; d++, addrlBase += sizeDst) { /* @@@ NEXT PLANE @@@ */
|
|
switch (rropsOS[d]) {
|
|
case RROP_BLACK:
|
|
src = 0;
|
|
break;
|
|
case RROP_WHITE:
|
|
src = ~0;
|
|
break;
|
|
case RROP_INVERT:
|
|
src = ~psrc[ppt->y % tileHeight];
|
|
break;
|
|
case RROP_COPY:
|
|
src = psrc[ppt->y % tileHeight];
|
|
break;
|
|
case RROP_NOP:
|
|
continue;
|
|
}
|
|
|
|
addrl = addrlBase;
|
|
|
|
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);
|
|
}
|
|
} /* for (d = ...) */
|
|
}
|
|
|
|
pwidth++;
|
|
ppt++;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
{
|
|
register DeclareMergeRop ();
|
|
|
|
InitializeMergeRop(rop,~0);
|
|
while (n--) {
|
|
addrlBase = afbScanline(pBase, ppt->x, ppt->y, nlwidth);
|
|
if (*pwidth) {
|
|
for (d = 0; d < depthDst; d++, addrlBase += sizeDst) { /* @@@ NEXT PLANE @@@ */
|
|
switch (rropsOS[d]) {
|
|
case RROP_BLACK:
|
|
src = 0;
|
|
break;
|
|
case RROP_WHITE:
|
|
src = ~0;
|
|
break;
|
|
case RROP_INVERT:
|
|
src = ~psrc[ppt->y % tileHeight];
|
|
break;
|
|
case RROP_COPY:
|
|
src = psrc[ppt->y % tileHeight];
|
|
break;
|
|
case RROP_NOP:
|
|
continue;
|
|
}
|
|
|
|
addrl = addrlBase;
|
|
|
|
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);
|
|
}
|
|
} /* for (d = ...) */
|
|
}
|
|
pwidth++;
|
|
ppt++;
|
|
} /* while (n) */
|
|
break;
|
|
}
|
|
} /* switch (rop) */
|
|
DEALLOCATE_LOCAL(pptFree);
|
|
DEALLOCATE_LOCAL(pwidthFree);
|
|
}
|
|
|
|
/* Fill spans with tiles that aren't PPW bits wide */
|
|
void
|
|
afbUnnaturalTileFS(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 */
|
|
PixelType *pBase;
|
|
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;
|
|
int sizeDst;
|
|
int sizeTile;
|
|
int depthDst;
|
|
register int d;
|
|
|
|
n = nInit * miFindMaxBand(pGC->pCompositeClip);
|
|
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);
|
|
|
|
pTile = pGC->tile.pixmap;
|
|
tlwidth = pTile->devKind / PGSZB;
|
|
rop = pGC->alu;
|
|
|
|
xSrc = pDrawable->x;
|
|
ySrc = pDrawable->y;
|
|
|
|
afbGetPixelWidthSizeDepthAndPointer(pDrawable, nlwidth, sizeDst, depthDst,
|
|
pBase);
|
|
|
|
tileWidth = pTile->drawable.width;
|
|
tileHeight = pTile->drawable.height;
|
|
sizeTile = tlwidth * tileHeight;
|
|
|
|
/* 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;
|
|
psrcT = (PixelType *) pTile->devPrivate.ptr + (iline * tlwidth);
|
|
addrlBase = afbScanline(pBase, ppt->x, ppt->y, nlwidth);
|
|
|
|
for (d = 0; d < depthDst; d++, psrcT += sizeTile, addrlBase += sizeDst) { /* @@@ NEXT PLANE @@@ */
|
|
if (!(pGC->planemask & (1 << d)))
|
|
continue;
|
|
|
|
if (*pwidth) {
|
|
x = ppt->x;
|
|
pdst = addrlBase;
|
|
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(srcStartOver)
|
|
psrc++;
|
|
}
|
|
|
|
while(nlMiddle--) {
|
|
getandputrop0(psrc, nstart, PPW, pdst, rop);
|
|
pdst++;
|
|
psrc++;
|
|
}
|
|
if(endmask) {
|
|
getandputrop0(psrc, nstart, nend, pdst, rop);
|
|
}
|
|
}
|
|
x += w;
|
|
width -= w;
|
|
}
|
|
}
|
|
}
|
|
ppt++;
|
|
pwidth++;
|
|
}
|
|
DEALLOCATE_LOCAL(pptFree);
|
|
DEALLOCATE_LOCAL(pwidthFree);
|
|
}
|
|
|
|
/* Fill spans with stipples that aren't PPW bits wide */
|
|
void
|
|
afbUnnaturalStippleFS(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 */
|
|
PixelType *pBase;
|
|
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;
|
|
unsigned char *rrops;
|
|
register int d;
|
|
int sizeDst;
|
|
int depthDst;
|
|
|
|
n = nInit * miFindMaxBand(pGC->pCompositeClip);
|
|
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);
|
|
|
|
pTile = pGC->stipple;
|
|
tlwidth = pTile->devKind / PGSZB;
|
|
xSrc = pDrawable->x;
|
|
ySrc = pDrawable->y;
|
|
afbGetPixelWidthSizeDepthAndPointer(pDrawable, nlwidth, sizeDst, depthDst,
|
|
pBase);
|
|
|
|
tileWidth = pTile->drawable.width;
|
|
tileHeight = pTile->drawable.height;
|
|
rrops = ((afbPrivGC *)dixLookupPrivate(&pGC->devPrivates,
|
|
afbGCPrivateKey))->rrops;
|
|
/* 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;
|
|
psrcT = (PixelType *) pTile->devPrivate.ptr + (iline * tlwidth);
|
|
addrlBase = afbScanline(pBase, ppt->x, ppt->y, nlwidth);
|
|
|
|
for (d = 0; d < depthDst; d++, addrlBase += sizeDst) { /* @@@ NEXT PLANE @@@ */
|
|
rop = rrops[d];
|
|
if (rop == RROP_NOP)
|
|
continue;
|
|
|
|
pdst = addrlBase;
|
|
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++;
|
|
}
|
|
DEALLOCATE_LOCAL(pptFree);
|
|
DEALLOCATE_LOCAL(pwidthFree);
|
|
}
|
|
|
|
/* Fill spans with OpaqueStipples that aren't PPW bits wide */
|
|
void
|
|
afbUnnaturalOpaqueStippleFS(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 */
|
|
PixelType *pBase;
|
|
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 d;
|
|
register PixelType tmpsrc = 0;
|
|
register PixelType tmpdst;
|
|
register int alu, nstart;
|
|
register unsigned char *rropsOS;
|
|
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;
|
|
int sizeDst;
|
|
int depthDst;
|
|
|
|
n = nInit * miFindMaxBand(pGC->pCompositeClip);
|
|
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);
|
|
|
|
pTile = pGC->stipple;
|
|
tlwidth = pTile->devKind / PGSZB;
|
|
alu = pGC->alu;
|
|
|
|
xSrc = pDrawable->x;
|
|
ySrc = pDrawable->y;
|
|
|
|
afbGetPixelWidthSizeDepthAndPointer(pDrawable, nlwidth, sizeDst, depthDst,
|
|
pBase);
|
|
|
|
tileWidth = pTile->drawable.width;
|
|
tileHeight = pTile->drawable.height;
|
|
rropsOS = afbGetGCPrivate(pGC)->rropOS;
|
|
|
|
/* 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;
|
|
psrcT = (PixelType *) pTile->devPrivate.ptr + (iline * tlwidth);
|
|
addrlBase = afbScanline(pBase, ppt->x, ppt->y, nlwidth);
|
|
|
|
for (d = 0; d < depthDst; d++, addrlBase += sizeDst) { /* @@@ NEXT PLANE @@@ */
|
|
if (!(pGC->planemask & (1 << d)))
|
|
continue;
|
|
|
|
if (*pwidth) {
|
|
x = ppt->x;
|
|
pdst = addrlBase;
|
|
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;
|
|
switch (rropsOS[d]) {
|
|
case RROP_BLACK:
|
|
tmpsrc = 0;
|
|
break;
|
|
case RROP_WHITE:
|
|
tmpsrc = ~0;
|
|
break;
|
|
|
|
case RROP_COPY:
|
|
getbits ((psrc+endinc), (rem&PIM), w, tmpsrc);
|
|
break;
|
|
|
|
case RROP_INVERT:
|
|
getbits ((psrc+endinc), (rem&PIM), w, tmpsrc);
|
|
tmpsrc = ~tmpsrc;
|
|
break;
|
|
}
|
|
|
|
if (alu != GXcopy) {
|
|
getbits (pdst, (x & PIM), w, tmpdst);
|
|
DoRop (tmpsrc, alu, tmpsrc, tmpdst);
|
|
}
|
|
|
|
putbits (tmpsrc, (x & PIM), w, pdst);
|
|
if((x & PIM) + w >= PPW)
|
|
pdst++;
|
|
} else if(((x & PIM) + w) < PPW) {
|
|
/* doing < PPW bits is easy, and worth special-casing */
|
|
switch (rropsOS[d]) {
|
|
case RROP_BLACK:
|
|
tmpsrc = 0;
|
|
break;
|
|
case RROP_WHITE:
|
|
tmpsrc = ~0;
|
|
break;
|
|
case RROP_COPY:
|
|
tmpsrc = *psrc;
|
|
break;
|
|
case RROP_INVERT:
|
|
tmpsrc = ~*psrc;
|
|
break;
|
|
}
|
|
if (alu != GXcopy) {
|
|
getbits (pdst, (x & PIM), w, tmpdst);
|
|
DoRop (tmpsrc, alu, tmpsrc, tmpdst);
|
|
}
|
|
putbits (tmpsrc, (x & PIM), w, pdst);
|
|
} 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) {
|
|
switch (rropsOS[d]) {
|
|
case RROP_BLACK:
|
|
tmpsrc = 0;
|
|
break;
|
|
case RROP_WHITE:
|
|
tmpsrc = ~0;
|
|
break;
|
|
case RROP_COPY:
|
|
tmpsrc = *psrc;
|
|
break;
|
|
case RROP_INVERT:
|
|
tmpsrc = ~*psrc;
|
|
break;
|
|
}
|
|
if (alu != GXcopy) {
|
|
getbits (pdst, (x & PIM), nstart, tmpdst);
|
|
DoRop (tmpsrc, alu, tmpsrc, tmpdst);
|
|
}
|
|
putbits (tmpsrc, (x & PIM), nstart, pdst);
|
|
pdst++;
|
|
if(srcStartOver)
|
|
psrc++;
|
|
}
|
|
|
|
while(nlMiddle--) {
|
|
switch (rropsOS[d]) {
|
|
case RROP_BLACK:
|
|
tmpsrc = 0;
|
|
break;
|
|
case RROP_WHITE:
|
|
tmpsrc = ~0;
|
|
break;
|
|
case RROP_COPY:
|
|
getbits (psrc, nstart, PPW, tmpsrc);
|
|
break;
|
|
case RROP_INVERT:
|
|
getbits (psrc, nstart, PPW, tmpsrc);
|
|
tmpsrc = ~tmpsrc;
|
|
break;
|
|
}
|
|
if (alu != GXcopy) {
|
|
tmpdst = *pdst;
|
|
DoRop (tmpsrc, alu, tmpsrc, tmpdst);
|
|
}
|
|
*pdst++ = tmpsrc;
|
|
/*putbits (tmpsrc, 0, PPW, pdst);
|
|
pdst++;*/
|
|
psrc++;
|
|
}
|
|
if(endmask) {
|
|
switch (rropsOS[d]) {
|
|
case RROP_BLACK:
|
|
tmpsrc = 0;
|
|
break;
|
|
case RROP_WHITE:
|
|
tmpsrc = ~0;
|
|
break;
|
|
|
|
case RROP_COPY:
|
|
getbits (psrc, nstart, nend, tmpsrc);
|
|
break;
|
|
|
|
case RROP_INVERT:
|
|
getbits (psrc, nstart, nend, tmpsrc);
|
|
tmpsrc = ~tmpsrc;
|
|
break;
|
|
}
|
|
if (alu != GXcopy) {
|
|
tmpdst = *pdst;
|
|
DoRop (tmpsrc, alu, tmpsrc, tmpdst);
|
|
}
|
|
putbits (tmpsrc, 0, nend, pdst);
|
|
}
|
|
}
|
|
x += w;
|
|
width -= w;
|
|
}
|
|
}
|
|
}
|
|
ppt++;
|
|
pwidth++;
|
|
}
|
|
DEALLOCATE_LOCAL(pptFree);
|
|
DEALLOCATE_LOCAL(pwidthFree);
|
|
}
|