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authormarha <marha@users.sourceforge.net>2009-07-25 19:39:46 +0000
committermarha <marha@users.sourceforge.net>2009-07-25 19:39:46 +0000
commit4a3dbb926ae3f5410198d7cc4f4ebe4f62eebf05 (patch)
treec1e02b9d3509aa97703aa4b540d4cd22ec4600ed /xorg-server/mfb/mfbpolypnt.c
parentdc3c299dd0995549e2a6973ca0f25b254afd38a5 (diff)
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Added xorg-server-1.6.2.tar.gz
Diffstat (limited to 'xorg-server/mfb/mfbpolypnt.c')
-rw-r--r--xorg-server/mfb/mfbpolypnt.c144
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diff --git a/xorg-server/mfb/mfbpolypnt.c b/xorg-server/mfb/mfbpolypnt.c
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--- a/xorg-server/mfb/mfbpolypnt.c
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-/* 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/Xprotostr.h>
-#include "pixmapstr.h"
-#include "gcstruct.h"
-#include "windowstr.h"
-#include "miscstruct.h"
-#include "regionstr.h"
-#include "scrnintstr.h"
-
-#include "mfb.h"
-#include "maskbits.h"
-
-void
-mfbPolyPoint(pDrawable, pGC, mode, npt, pptInit)
- register DrawablePtr pDrawable;
- GCPtr pGC;
- int mode; /* Origin or Previous */
- int npt;
- xPoint *pptInit;
-{
-
- register BoxPtr pbox;
- register int nbox;
-
- register PixelType *addrl;
- int nlwidth;
-
- int nptTmp;
- register xPoint *ppt;
-
- register int x;
- register int y;
- register int rop;
- mfbPrivGC *pGCPriv;
-
- if (!(pGC->planemask & 1))
- return;
-
- pGCPriv = (mfbPrivGC *)dixLookupPrivate(&pGC->devPrivates,
- mfbGetGCPrivateKey());
- rop = pGCPriv->rop;
-
- mfbGetPixelWidthAndPointer(pDrawable, nlwidth, addrl);
-
- if ((mode == CoordModePrevious) && (npt > 1))
- {
- for (ppt = pptInit + 1, nptTmp = npt - 1; --nptTmp >= 0; ppt++)
- {
- ppt->x += (ppt-1)->x;
- ppt->y += (ppt-1)->y;
- }
- }
-
- nbox = REGION_NUM_RECTS(pGC->pCompositeClip);
- pbox = REGION_RECTS(pGC->pCompositeClip);
- for (; --nbox >= 0; pbox++)
- {
- if (rop == RROP_BLACK)
- {
- for (ppt = pptInit, nptTmp = npt; --nptTmp >= 0; ppt++)
- {
- x = ppt->x + pDrawable->x;
- y = ppt->y + pDrawable->y;
- if ((x >= pbox->x1) && (x < pbox->x2) &&
- (y >= pbox->y1) && (y < pbox->y2))
- *mfbScanline(addrl, x, y, nlwidth) &= rmask[x & PIM];
- }
- }
- else if (rop == RROP_WHITE)
- {
- for (ppt = pptInit, nptTmp = npt; --nptTmp >= 0; ppt++)
- {
- x = ppt->x + pDrawable->x;
- y = ppt->y + pDrawable->y;
- if ((x >= pbox->x1) && (x < pbox->x2) &&
- (y >= pbox->y1) && (y < pbox->y2))
- *mfbScanline(addrl, x, y, nlwidth) |= mask[x & PIM];
- }
- }
- else if (rop == RROP_INVERT)
- {
- for (ppt = pptInit, nptTmp = npt; --nptTmp >= 0; ppt++)
- {
- x = ppt->x + pDrawable->x;
- y = ppt->y + pDrawable->y;
- if ((x >= pbox->x1) && (x < pbox->x2) &&
- (y >= pbox->y1) && (y < pbox->y2))
- *mfbScanline(addrl, x, y, nlwidth) ^= mask[x & PIM];
- }
- }
- }
-}