R6.6 is the Xorg base-line

1 files changed, 370 insertions, 0 deletions

diff --git a/cfb/cfbpntwin.c b/cfb/cfbpntwin.c
new file mode 100644
index 000000000..bf53cb3f9
--- /dev/null
+++ b/cfb/cfbpntwin.c
@@ -0,0 +1,370 @@
+/* $Xorg: cfbpntwin.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.
+
+******************************************************************/
+
+#include "X.h"
+
+#include "windowstr.h"
+#include "regionstr.h"
+#include "pixmapstr.h"
+#include "scrnintstr.h"
+
+#include "cfb.h"
+#include "cfbmskbits.h"
+#include "mi.h"
+
+void
+cfbPaintWindow(pWin, pRegion, what)
+    WindowPtr	pWin;
+    RegionPtr	pRegion;
+    int		what;
+{
+    register cfbPrivWin	*pPrivWin;
+    WindowPtr	pBgWin;
+
+    pPrivWin = cfbGetWindowPrivate(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)
+	    {
+		cfbFillBoxTile32 ((DrawablePtr)pWin,
+				  (int)REGION_NUM_RECTS(pRegion),
+				  REGION_RECTS(pRegion),
+				  pPrivWin->pRotatedBackground);
+	    }
+	    else
+	    {
+		cfbFillBoxTileOdd ((DrawablePtr)pWin,
+				   (int)REGION_NUM_RECTS(pRegion),
+				   REGION_RECTS(pRegion),
+				   pWin->background.pixmap,
+				   (int) pWin->drawable.x, (int) pWin->drawable.y);
+	    }
+	    break;
+	case BackgroundPixel:
+	    cfbFillBoxSolid ((DrawablePtr)pWin,
+			     (int)REGION_NUM_RECTS(pRegion),
+			     REGION_RECTS(pRegion),
+			     pWin->background.pixel);
+	    break;
+    	}
+    	break;
+    case PW_BORDER:
+	if (pWin->borderIsPixel)
+	{
+	    cfbFillBoxSolid ((DrawablePtr)pWin,
+			     (int)REGION_NUM_RECTS(pRegion),
+			     REGION_RECTS(pRegion),
+			     pWin->border.pixel);
+	}
+	else if (pPrivWin->fastBorder)
+	{
+	    cfbFillBoxTile32 ((DrawablePtr)pWin,
+			      (int)REGION_NUM_RECTS(pRegion),
+			      REGION_RECTS(pRegion),
+			      pPrivWin->pRotatedBorder);
+	}
+	else
+	{
+	    for (pBgWin = pWin;
+		 pBgWin->backgroundState == ParentRelative;
+		 pBgWin = pBgWin->parent);
+
+	    cfbFillBoxTileOdd ((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 "cfbrrop.h"
+
+#ifdef RROP_UNROLL
+# define Expand(left,right,leftAdjust) {\
+    int part = nmiddle & RROP_UNROLL_MASK; \
+    int widthStep; \
+    widthStep = widthDst - nmiddle - leftAdjust; \
+    nmiddle >>= RROP_UNROLL_SHIFT; \
+    while (h--) { \
+	left \
+	pdst += part; \
+	switch (part) { \
+	    RROP_UNROLL_CASE(pdst) \
+	} \
+	m = nmiddle; \
+	while (m) { \
+	    pdst += RROP_UNROLL; \
+	    RROP_UNROLL_LOOP(pdst) \
+	    m--; \
+	} \
+	right \
+	pdst += widthStep; \
+    } \
+}
+
+#else
+# define Expand(left, right, leftAdjust) { \
+    int widthStep; \
+    widthStep = widthDst - nmiddle - leftAdjust; \
+    while (h--) { \
+	left \
+	m = nmiddle; \
+	while (m--) {\
+	    RROP_SOLID(pdst); \
+	    pdst++; \
+	} \
+	right \
+	pdst += widthStep; \
+    } \
+}
+#endif
+
+void
+cfbFillBoxSolid (pDrawable, nBox, pBox, pixel)
+    DrawablePtr	    pDrawable;
+    int		    nBox;
+    BoxPtr	    pBox;
+    unsigned long   pixel;
+{
+    unsigned long   *pdstBase;
+    int		    widthDst;
+    register int    h;
+    register unsigned long   rrop_xor;
+    register unsigned long   *pdst;
+    register unsigned long   leftMask, rightMask;
+    int		    nmiddle;
+    register int    m;
+    int		    w;
+
+    cfbGetLongWidthAndPointer(pDrawable, widthDst, pdstBase);
+
+    rrop_xor = PFILL(pixel);
+    for (; nBox; nBox--, pBox++)
+    {
+    	pdst = pdstBase + pBox->y1 * widthDst;
+    	h = pBox->y2 - pBox->y1;
+	w = pBox->x2 - pBox->x1;
+#if PSZ == 8
+	if (w == 1)
+	{
+	    register char    *pdstb = ((char *) pdst) + pBox->x1;
+	    int	    incr = widthDst * PGSZB;
+
+	    while (h--)
+	    {
+		*pdstb = rrop_xor;
+		pdstb += incr;
+	    }
+	}
+	else
+	{
+#endif
+	pdst += (pBox->x1 >> PWSH);
+	if ((pBox->x1 & PIM) + w <= PPW)
+	{
+	    maskpartialbits(pBox->x1, w, leftMask);
+	    while (h--) {
+		*pdst = (*pdst & ~leftMask) | (rrop_xor & leftMask);
+		pdst += widthDst;
+	    }
+	}
+	else
+	{
+	    maskbits (pBox->x1, w, leftMask, rightMask, nmiddle);
+	    if (leftMask)
+	    {
+		if (rightMask)
+		{
+		    Expand (RROP_SOLID_MASK (pdst, leftMask); pdst++; ,
+			    RROP_SOLID_MASK (pdst, rightMask); ,
+			    1)
+		}
+		else
+		{
+		    Expand (RROP_SOLID_MASK (pdst, leftMask); pdst++;,
+			    ;,
+			    1)
+		}
+	    }
+	    else
+	    {
+		if (rightMask)
+		{
+		    Expand (;,
+			    RROP_SOLID_MASK (pdst, rightMask);,
+			    0)
+		}
+		else
+		{
+		    Expand (;,
+			    ;,
+			    0)
+		}
+	    }
+	}
+#if PSZ == 8
+	}
+#endif
+    }
+}
+
+void
+cfbFillBoxTile32 (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 */
+{
+    register unsigned long  rrop_xor;	
+    register unsigned long  *pdst;
+    register int	    m;
+    unsigned long	    *psrc;
+    int			    tileHeight;
+
+    int			    widthDst;
+    int			    w;
+    int			    h;
+    register unsigned long  leftMask;
+    register unsigned long  rightMask;
+    int			    nmiddle;
+    int			    y;
+    int			    srcy;
+
+    unsigned long	    *pdstBase;
+
+    tileHeight = tile->drawable.height;
+    psrc = (unsigned long *)tile->devPrivate.ptr;
+
+    cfbGetLongWidthAndPointer (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 >> PWSH);
+	srcy = y % tileHeight;
+
+#define StepTile    rrop_xor = psrc[srcy]; \
+		    ++srcy; \
+		    if (srcy == tileHeight) \
+		        srcy = 0;
+
+	if ( ((pBox->x1 & PIM) + w) < PPW)
+	{
+	    maskpartialbits(pBox->x1, w, leftMask);
+	    rightMask = ~leftMask;
+	    while (h--)
+	    {
+		StepTile
+		*pdst = (*pdst & rightMask) | (rrop_xor & leftMask);
+		pdst += widthDst;
+	    }
+	}
+	else
+	{
+	    maskbits(pBox->x1, w, leftMask, rightMask, nmiddle);
+
+	    if (leftMask)
+	    {
+		if (rightMask)
+		{
+		    Expand (StepTile
+			    RROP_SOLID_MASK(pdst, leftMask); pdst++;,
+			    RROP_SOLID_MASK(pdst, rightMask);,
+			    1)
+		}
+		else
+		{
+		    Expand (StepTile
+			    RROP_SOLID_MASK(pdst, leftMask); pdst++;,
+			    ;,
+			    1)
+		}
+	    }
+	    else
+	    {
+		if (rightMask)
+		{
+		    Expand (StepTile
+			    ,
+			    RROP_SOLID_MASK(pdst, rightMask);,
+			    0)
+		}
+		else
+		{
+		    Expand (StepTile
+			    ,
+			    ;,
+			    0)
+		}
+	    }
+	}
+        pBox++;
+    }
+}