+++ /dev/null
-/* Combined Purdue/PurduePlus patches, level 2.0, 1/17/89 */
-/***********************************************************
-
-Copyright (c) 1987 X Consortium
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of the X Consortium shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from the X Consortium.
-
-
-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.
-
-******************************************************************/
-/* $XConsortium: mfbgetsp.c,v 5.10 94/04/17 20:28:24 dpw Exp $ */
-#include "X.h"
-#include "Xmd.h"
-
-#include "misc.h"
-#include "region.h"
-#include "gc.h"
-#include "windowstr.h"
-#include "pixmapstr.h"
-#include "scrnintstr.h"
-
-#include "mfb.h"
-#include "maskbits.h"
-
-#include "servermd.h"
-
-/* GetSpans -- for each span, gets bits from drawable starting at ppt[i]
- * and continuing for pwidth[i] bits
- * Each scanline returned will be server scanline padded, i.e., it will come
- * out to an integral number of words.
- */
-/*ARGSUSED*/
-void
-mfbGetSpans(pDrawable, wMax, ppt, pwidth, nspans, pchardstStart)
- DrawablePtr pDrawable; /* drawable from which to get bits */
- int wMax; /* largest value of all *pwidths */
- register DDXPointPtr ppt; /* points to start copying from */
- int *pwidth; /* list of number of bits to copy */
- int nspans; /* number of scanlines to copy */
- char *pchardstStart; /* where to put the bits */
-{
- PixelType *pdstStart = (PixelType *)pchardstStart;
- register PixelType *pdst; /* where to put the bits */
- register PixelType *psrc; /* where to get the bits */
- register PixelType tmpSrc; /* scratch buffer for bits */
- PixelType *psrcBase; /* start of src bitmap */
- int widthSrc; /* width of pixmap in bytes */
- register DDXPointPtr pptLast; /* one past last point to get */
- int xEnd; /* last pixel to copy from */
- register int nstart;
- int nend;
- int srcStartOver;
- PixelType startmask, endmask;
- unsigned int srcBit;
- int nlMiddle, nl;
- int w;
-
- pptLast = ppt + nspans;
-
- mfbGetPixelWidthAndPointer(pDrawable, widthSrc, psrcBase);
- pdst = pdstStart;
-
- while(ppt < pptLast)
- {
- /* XXX should this really be << PWSH, or * 8, or * PGSZB? */
- xEnd = min(ppt->x + *pwidth, widthSrc << PWSH);
- pwidth++;
- psrc = mfbScanline(psrcBase, ppt->x, ppt->y, widthSrc);
- w = xEnd - ppt->x;
- srcBit = ppt->x & PIM;
-
- if (srcBit + w <= PPW)
- {
- getandputbits0(psrc, srcBit, w, pdst);
- pdst++;
- }
- else
- {
-
- maskbits(ppt->x, w, startmask, endmask, nlMiddle);
- if (startmask)
- nstart = PPW - srcBit;
- else
- nstart = 0;
- if (endmask)
- nend = xEnd & PIM;
- srcStartOver = srcBit + nstart > PLST;
- if (startmask)
- {
- getandputbits0(psrc, srcBit, nstart, pdst);
- if(srcStartOver)
- psrc++;
- }
- nl = nlMiddle;
-#ifdef FASTPUTBITS
- Duff(nl, putbits(*psrc, nstart, PPW, pdst); psrc++; pdst++;);
-#else
- while (nl--)
- {
- tmpSrc = *psrc;
- putbits(tmpSrc, nstart, PPW, pdst);
- psrc++;
- pdst++;
- }
-#endif
- if (endmask)
- {
- putbits(*psrc, nstart, nend, pdst);
- if(nstart + nend > PPW)
- pdst++;
- }
- if (startmask || endmask)
- pdst++;
- }
- ppt++;
- }
-}
projects / rdpsrv / blobdiff