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, 186 insertions, 0 deletions

diff --git a/nx-X11/programs/Xserver/render/mirect.c b/nx-X11/programs/Xserver/render/mirect.c
new file mode 100644
index 000000000..096bb5cb2
--- /dev/null
+++ b/nx-X11/programs/Xserver/render/mirect.c
@@ -0,0 +1,186 @@
+/*
+ * $XFree86: xc/programs/Xserver/render/mirect.c,v 1.3 2000/12/08 07:52:05 keithp Exp $
+ *
+ * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
+ *
+ * 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, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Keith Packard makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD 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 "scrnintstr.h"
+#include "gcstruct.h"
+#include "pixmapstr.h"
+#include "windowstr.h"
+#include "mi.h"
+#include "picturestr.h"
+#include "mipict.h"
+
+static void
+miColorRects (PicturePtr    pDst,
+	      PicturePtr    pClipPict,
+	      xRenderColor  *color,
+	      int	    nRect,
+	      xRectangle    *rects,
+	      int	    xoff,
+	      int	    yoff)
+{
+    ScreenPtr		pScreen = pDst->pDrawable->pScreen;
+    CARD32		pixel;
+    GCPtr		pGC;
+    CARD32		tmpval[5];
+    RegionPtr		pClip;
+    unsigned long	mask;
+
+    miRenderColorToPixel (pDst->pFormat, color, &pixel);
+
+    pGC = GetScratchGC (pDst->pDrawable->depth, pScreen);
+    if (!pGC)
+	return;
+    tmpval[0] = GXcopy;
+    tmpval[1] = pixel;
+    tmpval[2] = pDst->subWindowMode;
+    mask = GCFunction | GCForeground | GCSubwindowMode;
+    if (pClipPict->clientClipType == CT_REGION)
+    {
+	tmpval[3] = pDst->clipOrigin.x - xoff;
+	tmpval[4] = pDst->clipOrigin.y - yoff;
+	mask |= GCClipXOrigin|GCClipYOrigin;
+	
+	pClip = REGION_CREATE (pScreen, NULL, 1);
+	REGION_COPY (pScreen, pClip,
+		     (RegionPtr) pClipPict->clientClip);
+	(*pGC->funcs->ChangeClip) (pGC, CT_REGION, pClip, 0);
+    }
+
+    ChangeGC (pGC, mask, tmpval);
+    ValidateGC (pDst->pDrawable, pGC);
+    if (xoff || yoff)
+    {
+	int	i;
+	for (i = 0; i < nRect; i++)
+	{
+	    rects[i].x -= xoff;
+	    rects[i].y -= yoff;
+	}
+    }
+    (*pGC->ops->PolyFillRect) (pDst->pDrawable, pGC, nRect, rects);
+    if (xoff || yoff)
+    {
+	int	i;
+	for (i = 0; i < nRect; i++)
+	{
+	    rects[i].x += xoff;
+	    rects[i].y += yoff;
+	}
+    }
+    FreeScratchGC (pGC);
+}
+
+void
+miCompositeRects (CARD8		op,
+		  PicturePtr	pDst,
+		  xRenderColor  *color,
+		  int		nRect,
+		  xRectangle    *rects)
+{
+    ScreenPtr		pScreen = pDst->pDrawable->pScreen;
+    
+    if (color->alpha == 0xffff)
+    {
+	if (op == PictOpOver)
+	    op = PictOpSrc;
+    }
+    if (op == PictOpClear)
+	color->red = color->green = color->blue = color->alpha = 0;
+    
+    if (op == PictOpSrc || op == PictOpClear)
+    {
+	miColorRects (pDst, pDst, color, nRect, rects, 0, 0);
+	if (pDst->alphaMap)
+	    miColorRects (pDst->alphaMap, pDst,
+			  color, nRect, rects,
+			  pDst->alphaOrigin.x,
+			  pDst->alphaOrigin.y);
+    }
+    else
+    {
+	PictFormatPtr	rgbaFormat;
+	PixmapPtr	pPixmap;
+	PicturePtr	pSrc;
+	xRectangle	one;
+	int		error;
+	Pixel		pixel;
+	GCPtr		pGC;
+	CARD32		tmpval[2];
+
+	rgbaFormat = PictureMatchFormat (pScreen, 32, PICT_a8r8g8b8);
+	if (!rgbaFormat)
+	    goto bail1;
+	
+	pPixmap = (*pScreen->CreatePixmap) (pScreen, 1, 1,
+					    rgbaFormat->depth);
+	if (!pPixmap)
+	    goto bail2;
+	
+	miRenderColorToPixel (rgbaFormat, color, &pixel);
+
+	pGC = GetScratchGC (rgbaFormat->depth, pScreen);
+	if (!pGC)
+	    goto bail3;
+	tmpval[0] = GXcopy;
+	tmpval[1] = pixel;
+
+	ChangeGC (pGC, GCFunction | GCForeground, tmpval);
+	ValidateGC (&pPixmap->drawable, pGC);
+	one.x = 0;
+	one.y = 0;
+	one.width = 1;
+	one.height = 1;
+	(*pGC->ops->PolyFillRect) (&pPixmap->drawable, pGC, 1, &one);
+	
+	tmpval[0] = xTrue;
+	pSrc = CreatePicture (0, &pPixmap->drawable, rgbaFormat,
+			      CPRepeat, tmpval, 0, &error);
+			      
+	if (!pSrc)
+	    goto bail4;
+
+	while (nRect--)
+	{
+	    CompositePicture (op, pSrc, 0, pDst, 0, 0, 0, 0, 
+			      rects->x,
+			      rects->y,
+			      rects->width,
+			      rects->height);
+	    rects++;
+	}
+
+	FreePicture ((pointer) pSrc, 0);
+bail4:
+	FreeScratchGC (pGC);
+bail3:
+	(*pScreen->DestroyPixmap) (pPixmap);
+bail2:
+bail1:
+	;
+    }
+}