diff options
Diffstat (limited to 'nx-X11/programs/Xserver/cfb/cfbgetsp.c')
| -rw-r--r-- | nx-X11/programs/Xserver/cfb/cfbgetsp.c | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/nx-X11/programs/Xserver/cfb/cfbgetsp.c b/nx-X11/programs/Xserver/cfb/cfbgetsp.c deleted file mode 100644 index 44e31a241..000000000 --- a/nx-X11/programs/Xserver/cfb/cfbgetsp.c +++ /dev/null @@ -1,215 +0,0 @@ -/* $Xorg: cfbgetsp.c,v 1.4 2001/02/09 02:04:38 xorgcvs Exp $ */ -/*********************************************************** - -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. - -******************************************************************/ -/* $XFree86: xc/programs/Xserver/cfb/cfbgetsp.c,v 3.9tsi Exp $ */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <X11/X.h> -#include <X11/Xmd.h> -#include "servermd.h" - -#include "misc.h" -#include "region.h" -#include "gc.h" -#include "windowstr.h" -#include "pixmapstr.h" -#include "scrnintstr.h" - -#include "cfb.h" -#include "cfbmskbits.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. - */ -void -cfbGetSpans(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 */ -{ - PixelGroup *pdstStart = (PixelGroup *)pchardstStart; - register PixelGroup *pdst; /* where to put the bits */ - register PixelGroup *psrc; /* where to get the bits */ - register PixelGroup tmpSrc; /* scratch buffer for bits */ - PixelGroup *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 */ - int nl, srcBit; - int w; - PixelGroup *pdstNext; -#if PSZ == 24 - register char *psrcb, *pdstb; - register int xIndex = 0; -#else - register int nstart; -#if PSZ != 32 || PPW != 1 - int nend; -#endif - PixelGroup startmask, endmask; - int nlMiddle; -#endif - - switch (pDrawable->bitsPerPixel) { - case 1: - mfbGetSpans(pDrawable, wMax, ppt, pwidth, nspans, pchardstStart); - return; - case PSZ: - break; - default: - FatalError("cfbGetSpans: invalid depth\n"); - } - - /* - * XFree86 DDX empties the root borderClip when the VT is - * switched away; this checks for that case - */ - if (!cfbDrawableEnabled(pDrawable)) - return; - - cfbGetLongWidthAndPointer (pDrawable, widthSrc, psrcBase) - -#ifdef PIXEL_ADDR -# if PSZ != 24 - if ((nspans == 1) && (*pwidth == 1)) - { - tmpSrc = *((PixelType *)(psrcBase + (ppt->y * widthSrc)) - + ppt->x); -#if BITMAP_BIT_ORDER == MSBFirst - tmpSrc <<= (sizeof (CfbBits) - sizeof (PixelType)) * 8; -#endif - *pdstStart = tmpSrc; - return; - } -# endif /* PSZ != 24 */ -#endif - pdst = pdstStart; - pptLast = ppt + nspans; - while(ppt < pptLast) - { -#if PSZ == 24 - xEnd = min(ppt->x + *pwidth, widthSrc * sizeof(CfbBits) / 3); - w = xEnd - ppt->x; - psrc = psrcBase + ppt->y * widthSrc; - srcBit = ppt->x; - psrcb = (char *)psrc + (ppt->x * 3); - xIndex = 0; - pdstb = (char *)pdst; - pdstNext = pdst + ((w * 3 + 3) >> 2); -#else - xEnd = min(ppt->x + *pwidth, widthSrc << PWSH); - w = xEnd - ppt->x; - psrc = psrcBase + ppt->y * widthSrc + (ppt->x >> PWSH); - srcBit = ppt->x & PIM; - pdstNext = pdst + ((w + PPW - 1) >> PWSH); -#endif - -#if PSZ == 24 - if (w < 0) - FatalError("cfb24GetSpans: Internal error (w < 0)\n"); - nl = w; - while (nl--){ - psrc = (PixelGroup *)((unsigned long)psrcb & ~0x03); - getbits24(psrc, tmpSrc, srcBit); - pdst = (PixelGroup *)((unsigned long)pdstb & ~0x03); - putbits24(tmpSrc, PPW, pdst, ~((CfbBits)0), xIndex); - srcBit++; - psrcb += 3; - xIndex++; - pdstb += 3; - } - pdst = pdstNext; -#else /* PSZ == 24 */ - if (srcBit + w <= PPW) - { - getbits(psrc, srcBit, w, tmpSrc); - putbits(tmpSrc, 0, w, pdst, ~((CfbBits)0)); - pdst++; - } - else - { - maskbits(ppt->x, w, startmask, endmask, nlMiddle); - nstart = 0; - if (startmask) - { - nstart = PPW - srcBit; - getbits(psrc, srcBit, nstart, tmpSrc); - putbits(tmpSrc, 0, nstart, pdst, ~((CfbBits)0)); - if(srcBit + nstart >= PPW) - psrc++; - } - nl = nlMiddle; - while (nl--) - { - tmpSrc = *psrc; - putbits(tmpSrc, nstart, PPW, pdst, ~((CfbBits)0)); - psrc++; - pdst++; - } - if (endmask) - { -#if PSZ != 32 || PPW != 1 - nend = xEnd & PIM; -#endif - getbits(psrc, 0, nend, tmpSrc); - putbits(tmpSrc, nstart, nend, pdst, ~((CfbBits)0)); - } - pdst = pdstNext; - } -#endif /* PSZ == 24 */ - ppt++; - pwidth++; - } -} |