Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository

1 files changed, 204 insertions, 0 deletions

diff --git a/nx-X11/programs/Xserver/cfb/cfbpolypnt.c b/nx-X11/programs/Xserver/cfb/cfbpolypnt.c
new file mode 100644
index 000000000..59ef0cf89
--- /dev/null
+++ b/nx-X11/programs/Xserver/cfb/cfbpolypnt.c
@@ -0,0 +1,204 @@
+/* $XFree86: xc/programs/Xserver/cfb/cfbpolypnt.c,v 3.5 2001/10/28 03:33:01 tsi Exp $ */
+/************************************************************
+
+Copyright 1989, 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.
+
+********************************************************/
+
+/* $Xorg: cfbpolypnt.c,v 1.4 2001/02/09 02:04:38 xorgcvs Exp $ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h>
+#include "gcstruct.h"
+#include "windowstr.h"
+#include "pixmapstr.h"
+#include "regionstr.h"
+#include "scrnintstr.h"
+#include "cfb.h"
+#include "cfbmskbits.h"
+
+#define isClipped(c,ul,lr)  ((((c) - (ul)) | ((lr) - (c))) & ClipMask)
+
+/* WARNING: pbox contains two shorts. This code assumes they are packed
+ * and can be referenced together as an INT32.
+ */
+
+#define PointLoop(fill) { \
+    for (nbox = REGION_NUM_RECTS(cclip), pbox = REGION_RECTS(cclip); \
+	 --nbox >= 0; \
+	 pbox++) \
+    { \
+	c1 = *((INT32 *) &pbox->x1) - off; \
+	c2 = *((INT32 *) &pbox->x2) - off - 0x00010001; \
+	for (ppt = (INT32 *) pptInit, i = npt; --i >= 0;) \
+	{ \
+	    pt = *ppt++; \
+	    if (!isClipped(pt,c1,c2)) { \
+		fill \
+	    } \
+	} \
+    } \
+}
+
+#if PSZ == 24
+# include "cfbrrop24.h"
+#endif
+
+void
+cfbPolyPoint(pDrawable, pGC, mode, npt, pptInit)
+    DrawablePtr pDrawable;
+    GCPtr pGC;
+    int mode;
+    int npt;
+    xPoint *pptInit;
+{
+    register INT32   pt;
+    register INT32   c1, c2;
+    register CARD32    ClipMask = 0x80008000;
+    register CfbBits   xor;
+#ifdef PIXEL_ADDR
+    register PixelType   *addrp;
+    register int    npwidth;
+#if PSZ != 24
+    PixelType	    *addrpt;
+#endif
+#else
+    register CfbBits    *addrl;
+    register int    nlwidth;
+    register int    xoffset;
+    CfbBits   *addrlt;
+#endif
+#if PSZ == 24
+    RROP_DECLARE
+    register int xtmp;
+    register PixelType *p;
+#endif
+    register INT32  *ppt;
+    RegionPtr	    cclip;
+    int		    nbox;
+    register int    i;
+    register BoxPtr pbox;
+    CfbBits   and;
+    int		    rop = pGC->alu;
+    int		    off;
+    cfbPrivGCPtr    devPriv;
+    xPoint	    *pptPrev;
+
+    devPriv =cfbGetGCPrivate(pGC);
+    rop = devPriv->rop;
+    if (rop == GXnoop)
+	return;
+    cclip = pGC->pCompositeClip;
+    xor = devPriv->xor;
+    if ((mode == CoordModePrevious) && (npt > 1))
+    {
+	for (pptPrev = pptInit + 1, i = npt - 1; --i >= 0; pptPrev++)
+	{
+	    pptPrev->x += (pptPrev-1)->x;
+	    pptPrev->y += (pptPrev-1)->y;
+	}
+    }
+    off = *((int *) &pDrawable->x);
+    off -= (off & 0x8000) << 1;
+#ifdef PIXEL_ADDR
+    cfbGetPixelWidthAndPointer(pDrawable, npwidth, addrp);
+#if PSZ == 24
+    addrp = addrp + pDrawable->y * npwidth;
+#else
+    addrp = addrp + pDrawable->y * npwidth + pDrawable->x;
+#endif
+    if (rop == GXcopy)
+    {
+#if PSZ == 24
+      RROP_COPY_SETUP(xor)
+#endif
+	if (!(npwidth & (npwidth - 1)))
+	{
+	    npwidth = ffs(npwidth) - 1;
+#if PSZ == 24
+	    PointLoop(
+		      xtmp = pDrawable->x + intToX(pt);
+		      p = addrp + (intToY(pt) << npwidth) + ((xtmp * 3) >>2);
+		      RROP_SOLID24_COPY(p, xtmp))
+#else
+	    PointLoop(*(addrp + (intToY(pt) << npwidth) + intToX(pt)) = xor;)
+#endif
+	}
+#ifdef sun
+	else if (npwidth == 1152)
+	{
+	    register int    y;
+	    PointLoop(y = intToY(pt); *(addrp + (y << 10) + (y << 7) + intToX(pt)) = xor;)
+	}
+#endif
+	else
+	{
+#if PSZ == 24
+	    PointLoop(
+		      xtmp = pDrawable->x + intToX(pt);
+		      p = addrp + intToY(pt) * npwidth + ((xtmp * 3) >> 2);
+		      RROP_SOLID24_COPY(p, xtmp))
+#else
+	    PointLoop(*(addrp + intToY(pt) * npwidth + intToX(pt)) = xor;)
+#endif
+	}
+    }
+    else
+    {
+	and = devPriv->and;
+#if PSZ == 24
+	RROP_SET_SETUP(xor, and)
+	PointLoop(  
+		  xtmp = pDrawable->x + intToX(pt);
+		  p = addrp + intToY(pt) * npwidth + ((xtmp * 3) >> 2);
+		  RROP_SOLID24_SET(p, xtmp))
+#else
+	PointLoop(  addrpt = addrp + intToY(pt) * npwidth + intToX(pt);
+		    *addrpt = DoRRop (*addrpt, and, xor);)
+#endif
+    }
+#else /* !PIXEL_ADDR */
+    cfbGetLongWidthAndPointer(pDrawable, nlwidth, addrl);
+    addrl = addrl + pDrawable->y * nlwidth + (pDrawable->x >> PWSH);
+    xoffset = pDrawable->x & PIM;
+    and = devPriv->and;
+#if PSZ == 24
+    PointLoop(   addrlt = addrl + intToY(pt) * nlwidth
+ 	                   + ((intToX(pt) + xoffset) >> PWSH);
+ 		   *addrlt = DoRRop (*addrlt,
+ 			   and | ~cfbmask[(intToX(pt) + xoffset) & PIM],
+ 			   xor & cfbmask[(intToX(pt) + xoffset) & PIM]);
+	     )
+#else
+    PointLoop(   addrlt = addrl + intToY(pt) * nlwidth
+ 	                   + ((intToX(pt) + xoffset) >> PWSH);
+ 		   *addrlt = DoRRop (*addrlt,
+ 			   and | ~cfbmask[((intToX(pt) + xoffset) & 3)<<1],
+ 			   xor & cfbmask[((intToX(pt) + xoffset) & 3)<<1]);
+	     )
+#endif
+#endif /* PIXEL_ADDR */
+}