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diff --git a/nx-X11/programs/Xserver/iplan2p4/iplpntwin.c b/nx-X11/programs/Xserver/iplan2p4/iplpntwin.c
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+/* $XFree86$ */
+/* $XConsortium: iplpntwin.c,v 5.18 94/04/17 20:28:57 dpw Exp $ */
+/***********************************************************
+
+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.
+
+******************************************************************/
+
+/* Modified nov 94 by Martin Schaller (Martin_Schaller@maus.r.de) for use with
+interleaved planes */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h>
+
+#include "windowstr.h"
+#include "regionstr.h"
+#include "pixmapstr.h"
+#include "scrnintstr.h"
+
+#include "ipl.h"
+#include "mi.h"
+
+void
+iplPaintWindow(pWin, pRegion, what)
+ WindowPtr pWin;
+ RegionPtr pRegion;
+ int what;
+{
+ register iplPrivWin *pPrivWin;
+ WindowPtr pBgWin;
+
+ pPrivWin = iplGetWindowPrivate(pWin);
+
+ switch (what) {
+ case PW_BACKGROUND:
+ switch (pWin->backgroundState) {
+ case None:
+ break;
+ case ParentRelative:
+ do {
+ pWin = pWin->parent;
+ } while (pWin->backgroundState == ParentRelative);
+ (*pWin->drawable.pScreen->PaintWindowBackground)(pWin, pRegion,
+ what);
+ break;
+ case BackgroundPixmap:
+ if (pPrivWin->fastBackground)
+ {
+ iplFillBoxTile32 ((DrawablePtr)pWin,
+ (int)REGION_NUM_RECTS(pRegion),
+ REGION_RECTS(pRegion),
+ pPrivWin->pRotatedBackground);
+ }
+ else
+ {
+ iplFillBoxTileOdd ((DrawablePtr)pWin,
+ (int)REGION_NUM_RECTS(pRegion),
+ REGION_RECTS(pRegion),
+ pWin->background.pixmap,
+ (int) pWin->drawable.x, (int) pWin->drawable.y);
+ }
+ break;
+ case BackgroundPixel:
+ iplFillBoxSolid ((DrawablePtr)pWin,
+ (int)REGION_NUM_RECTS(pRegion),
+ REGION_RECTS(pRegion),
+ pWin->background.pixel);
+ break;
+ }
+ break;
+ case PW_BORDER:
+ if (pWin->borderIsPixel)
+ {
+ iplFillBoxSolid ((DrawablePtr)pWin,
+ (int)REGION_NUM_RECTS(pRegion),
+ REGION_RECTS(pRegion),
+ pWin->border.pixel);
+ }
+ else if (pPrivWin->fastBorder)
+ {
+ iplFillBoxTile32 ((DrawablePtr)pWin,
+ (int)REGION_NUM_RECTS(pRegion),
+ REGION_RECTS(pRegion),
+ pPrivWin->pRotatedBorder);
+ }
+ else
+ {
+ for (pBgWin = pWin;
+ pBgWin->backgroundState == ParentRelative;
+ pBgWin = pBgWin->parent);
+
+ iplFillBoxTileOdd ((DrawablePtr)pWin,
+ (int)REGION_NUM_RECTS(pRegion),
+ REGION_RECTS(pRegion),
+ pWin->border.pixmap,
+ (int) pBgWin->drawable.x,
+ (int) pBgWin->drawable.y);
+ }
+ break;
+ }
+}
+
+/*
+ * Use the RROP macros in copy mode
+ */
+
+#define RROP GXcopy
+#include "iplrrop.h"
+#include "iplmskbits.h"
+
+
+# define Expand(left, right, leftAdjust) { \
+ int widthStep; \
+ widthStep = widthDst - (nmiddle + leftAdjust) * INTER_PLANES; \
+ while (h--) { \
+ left \
+ m = nmiddle; \
+ INTER_RROP_SPAN(pdst, m); \
+ right \
+ pdst += widthStep; \
+ } \
+}
+
+void
+iplFillBoxSolid (pDrawable, nBox, pBox, pixel)
+ DrawablePtr pDrawable;
+ int nBox;
+ BoxPtr pBox;
+ unsigned long pixel;
+{
+ INTER_DECLAREG(*pdstBase);
+ int widthDst;
+ register int h;
+ INTER_DECLAREGP(rrop_xor);
+ INTER_DECLAREG(*pdst);
+ INTER_DECLAREG(leftMask);
+ INTER_DECLAREG(rightMask);
+ int nmiddle;
+ register int m;
+ int w;
+
+ iplGetGroupWidthAndPointer(pDrawable, widthDst, pdstBase);
+
+ INTER_PFILL(pixel, rrop_xor);
+ for (; nBox; nBox--, pBox++)
+ {
+ pdst = pdstBase + pBox->y1 * widthDst;
+ h = pBox->y2 - pBox->y1;
+ w = pBox->x2 - pBox->x1;
+ pdst += (pBox->x1 >> INTER_PGSH) * INTER_PLANES;
+ if ((pBox->x1 & INTER_PIM) + w <= INTER_PPG)
+ {
+ INTER_maskpartialbits(pBox->x1, w, leftMask);
+ while (h--) {
+ INTER_COPYM(rrop_xor, pdst, leftMask, pdst);
+ pdst += widthDst;
+ }
+ }
+ else
+ {
+ INTER_maskbits (pBox->x1, w, leftMask, rightMask, nmiddle);
+ if (leftMask)
+ {
+ if (rightMask)
+ {
+ Expand (INTER_RROP_SOLID_MASK (pdst, leftMask);
+ INTER_NEXT_GROUP(pdst);,
+ INTER_RROP_SOLID_MASK (pdst, rightMask); ,
+ 1)
+ }
+ else
+ {
+ Expand (INTER_RROP_SOLID_MASK (pdst, leftMask);
+ INTER_NEXT_GROUP(pdst);,
+ ;,
+ 1)
+ }
+ }
+ else
+ {
+ if (rightMask)
+ {
+ Expand (;,
+ INTER_RROP_SOLID_MASK (pdst, rightMask);,
+ 0)
+ }
+ else
+ {
+ Expand (;,
+ ;,
+ 0)
+ }
+ }
+ }
+ }
+}
+
+void
+iplFillBoxTile32 (pDrawable, nBox, pBox, tile)
+ DrawablePtr pDrawable;
+ int nBox; /* number of boxes to fill */
+ BoxPtr pBox; /* pointer to list of boxes to fill */
+ PixmapPtr tile; /* rotated, expanded tile */
+{
+ INTER_DECLAREGP(rrop_xor);
+ INTER_DECLAREG(*pdst);
+ register int m;
+ INTER_DECLAREG(*psrc);
+ int tileHeight;
+
+ int widthDst;
+ int w;
+ int h;
+ INTER_DECLAREG(leftMask);
+ INTER_DECLAREG(rightMask);
+ int nmiddle;
+ int y;
+ int srcy;
+
+ INTER_DECLAREG(*pdstBase);
+
+ tileHeight = tile->drawable.height;
+ psrc = (unsigned short *)tile->devPrivate.ptr;
+
+
+ iplGetGroupWidthAndPointer (pDrawable, widthDst, pdstBase);
+
+ while (nBox--)
+ {
+ w = pBox->x2 - pBox->x1;
+ h = pBox->y2 - pBox->y1;
+ y = pBox->y1;
+ pdst = pdstBase + (pBox->y1 * widthDst) +
+ (pBox->x1 >> INTER_PGSH) * INTER_PLANES;
+ srcy = y % tileHeight;
+
+#define StepTile INTER_COPY(psrc + srcy * INTER_PLANES, rrop_xor); \
+ ++srcy; \
+ if (srcy == tileHeight) \
+ srcy = 0;
+
+ if ( ((pBox->x1 & INTER_PIM) + w) < INTER_PPG)
+ {
+ INTER_maskpartialbits(pBox->x1, w, leftMask);
+ rightMask = ~leftMask;
+ while (h--)
+ {
+ StepTile
+ INTER_MSKINSM(rightMask, 0, pdst, leftMask, 0, rrop_xor, pdst);
+ pdst += widthDst;
+ }
+ }
+ else
+ {
+ INTER_maskbits(pBox->x1, w, leftMask, rightMask, nmiddle);
+
+ if (leftMask)
+ {
+ if (rightMask)
+ {
+ Expand (StepTile
+ INTER_RROP_SOLID_MASK(pdst, leftMask);
+ INTER_NEXT_GROUP(pdst);,
+ INTER_RROP_SOLID_MASK(pdst, rightMask);,
+ 1)
+ }
+ else
+ {
+ Expand (StepTile
+ INTER_RROP_SOLID_MASK(pdst, leftMask);
+ INTER_NEXT_GROUP(pdst);,
+ ;,
+ 1)
+ }
+ }
+ else
+ {
+ if (rightMask)
+ {
+ Expand (StepTile
+ ,
+ INTER_RROP_SOLID_MASK(pdst, rightMask);,
+ 0)
+ }
+ else
+ {
+ Expand (StepTile
+ ,
+ ;,
+ 0)
+ }
+ }
+ }
+ pBox++;
+ }
+}