initial state (xorg-server 1.10.2)

1 files changed, 374 insertions, 0 deletions

diff --git a/fb/fbcopy.c b/fb/fbcopy.c
new file mode 100644
index 0000000..9a7c49a
--- /dev/null
+++ b/fb/fbcopy.c
@@ -0,0 +1,374 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * 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 <stdlib.h>
+
+#include "fb.h"
+
+/* Compatibility wrapper, to be removed at next ABI change. */
+void
+fbCopyRegion (DrawablePtr   pSrcDrawable,
+             DrawablePtr   pDstDrawable,
+             GCPtr         pGC,
+             RegionPtr     pDstRegion,
+             int           dx,
+             int           dy,
+             fbCopyProc    copyProc,
+             Pixel         bitPlane,
+             void          *closure)
+{
+    miCopyRegion(pSrcDrawable, pDstDrawable, pGC, pDstRegion, dx, dy, copyProc, bitPlane, closure);
+}
+
+/* Compatibility wrapper, to be removed at next ABI change. */
+RegionPtr
+fbDoCopy (DrawablePtr  pSrcDrawable,
+         DrawablePtr   pDstDrawable,
+         GCPtr         pGC,
+         int           xIn,
+         int           yIn,
+         int           widthSrc,
+         int           heightSrc,
+         int           xOut,
+         int           yOut,
+         fbCopyProc    copyProc,
+         Pixel         bitPlane,
+         void          *closure)
+{
+    return miDoCopy(pSrcDrawable, pDstDrawable, pGC, xIn, yIn, widthSrc, heightSrc, xOut, yOut, copyProc, bitPlane, closure);
+}
+
+void
+fbCopyNtoN (DrawablePtr	pSrcDrawable,
+	    DrawablePtr	pDstDrawable,
+	    GCPtr	pGC,
+	    BoxPtr	pbox,
+	    int		nbox,
+	    int		dx,
+	    int		dy,
+	    Bool	reverse,
+	    Bool	upsidedown,
+	    Pixel	bitplane,
+	    void	*closure)
+{
+    CARD8	alu = pGC ? pGC->alu : GXcopy;
+    FbBits	pm = pGC ? fbGetGCPrivate(pGC)->pm : FB_ALLONES;
+    FbBits	*src;
+    FbStride	srcStride;
+    int		srcBpp;
+    int		srcXoff, srcYoff;
+    FbBits	*dst;
+    FbStride	dstStride;
+    int		dstBpp;
+    int		dstXoff, dstYoff;
+    
+    fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+    fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+    while (nbox--)
+    {
+#ifndef FB_ACCESS_WRAPPER /* pixman_blt() doesn't support accessors yet */
+	if (pm == FB_ALLONES && alu == GXcopy && !reverse &&
+	    !upsidedown)
+	{
+	    if (!pixman_blt ((uint32_t *)src, (uint32_t *)dst, srcStride, dstStride, srcBpp, dstBpp,
+			     (pbox->x1 + dx + srcXoff),
+			     (pbox->y1 + dy + srcYoff),
+			     (pbox->x1 + dstXoff),
+			     (pbox->y1 + dstYoff),
+			     (pbox->x2 - pbox->x1),
+			     (pbox->y2 - pbox->y1)))
+		goto fallback;
+	    else
+		goto next;
+	}
+    fallback:
+#endif
+	fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride,
+	       srcStride,
+	       (pbox->x1 + dx + srcXoff) * srcBpp,
+	       
+	       dst + (pbox->y1 + dstYoff) * dstStride,
+	       dstStride,
+	       (pbox->x1 + dstXoff) * dstBpp,
+	       
+	       (pbox->x2 - pbox->x1) * dstBpp,
+	       (pbox->y2 - pbox->y1),
+	       
+	       alu,
+	       pm,
+	       dstBpp,
+	       
+	       reverse,
+	       upsidedown);
+#ifndef FB_ACCESS_WRAPPER
+    next:
+#endif
+	pbox++;
+    }    
+    fbFinishAccess (pDstDrawable);
+    fbFinishAccess (pSrcDrawable);
+}
+
+void
+fbCopy1toN (DrawablePtr	pSrcDrawable,
+	    DrawablePtr	pDstDrawable,
+	    GCPtr	pGC,
+	    BoxPtr	pbox,
+	    int		nbox,
+	    int		dx,
+	    int		dy,
+	    Bool	reverse,
+	    Bool	upsidedown,
+	    Pixel	bitplane,
+	    void	*closure)
+{
+    FbGCPrivPtr	pPriv = fbGetGCPrivate(pGC);
+    FbBits	*src;
+    FbStride	srcStride;
+    int		srcBpp;
+    int		srcXoff, srcYoff;
+    FbBits	*dst;
+    FbStride	dstStride;
+    int		dstBpp;
+    int		dstXoff, dstYoff;
+
+    fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+    fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+    while (nbox--)
+    {
+	if (dstBpp == 1)
+	{
+	    fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride,
+		   srcStride,
+		   (pbox->x1 + dx + srcXoff) * srcBpp,
+    
+		   dst + (pbox->y1 + dstYoff) * dstStride,
+		   dstStride,
+		   (pbox->x1 + dstXoff) * dstBpp,
+    
+		   (pbox->x2 - pbox->x1) * dstBpp,
+		   (pbox->y2 - pbox->y1),
+    
+		   FbOpaqueStipple1Rop(pGC->alu,
+				       pGC->fgPixel,pGC->bgPixel),
+		   pPriv->pm,
+		   dstBpp,
+    
+		   reverse,
+		   upsidedown);
+	}
+	else
+	{
+	    fbBltOne ((FbStip *) (src + (pbox->y1 + dy + srcYoff) * srcStride),
+		      srcStride*(FB_UNIT/FB_STIP_UNIT),
+		      (pbox->x1 + dx + srcXoff),
+    
+		      dst + (pbox->y1 + dstYoff) * dstStride,
+		      dstStride,
+		      (pbox->x1 + dstXoff) * dstBpp,
+		      dstBpp,
+    
+		      (pbox->x2 - pbox->x1) * dstBpp,
+		      (pbox->y2 - pbox->y1),
+    
+		      pPriv->and, pPriv->xor,
+		      pPriv->bgand, pPriv->bgxor);
+	}
+	pbox++;
+    }
+
+    fbFinishAccess (pDstDrawable);
+    fbFinishAccess (pSrcDrawable);
+}
+
+void
+fbCopyNto1 (DrawablePtr	pSrcDrawable,
+	    DrawablePtr	pDstDrawable,
+	    GCPtr	pGC,
+	    BoxPtr	pbox,
+	    int		nbox,
+	    int		dx,
+	    int		dy,
+	    Bool	reverse,
+	    Bool	upsidedown,
+	    Pixel	bitplane,
+	    void	*closure)
+{
+    FbGCPrivPtr	pPriv = fbGetGCPrivate (pGC);
+    
+    while (nbox--)
+    {
+	if (pDstDrawable->bitsPerPixel == 1)
+	{
+	    FbBits	*src;
+	    FbStride    srcStride;
+	    int		srcBpp;
+	    int		srcXoff, srcYoff;
+    
+	    FbStip	*dst;
+	    FbStride    dstStride;
+	    int		dstBpp;
+	    int		dstXoff, dstYoff;
+	    
+	    fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+	    fbGetStipDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+	    fbBltPlane (src + (pbox->y1+ dy + srcYoff) * srcStride,
+			srcStride,
+			(pbox->x1 + dx + srcXoff) * srcBpp,
+			srcBpp,
+    
+			dst + (pbox->y1 + dstYoff) * dstStride,
+			dstStride,
+			(pbox->x1 + dstXoff) * dstBpp,
+    
+			(pbox->x2 - pbox->x1) * srcBpp,
+			(pbox->y2 - pbox->y1),
+    
+			(FbStip) pPriv->and, (FbStip) pPriv->xor,
+			(FbStip) pPriv->bgand, (FbStip) pPriv->bgxor,
+			bitplane);
+	    fbFinishAccess (pDstDrawable);
+	    fbFinishAccess (pSrcDrawable);
+	}
+	else
+	{
+	    FbBits	*src;
+	    FbStride    srcStride;
+	    int		srcBpp;
+	    int         srcXoff, srcYoff;
+
+	    FbBits	*dst;
+	    FbStride    dstStride;
+	    int		dstBpp;
+	    int		dstXoff, dstYoff;
+    
+	    FbStip	*tmp;
+	    FbStride    tmpStride;
+	    int		width, height;
+	    
+	    width = pbox->x2 - pbox->x1;
+	    height = pbox->y2 - pbox->y1;
+	    
+	    tmpStride = ((width + FB_STIP_MASK) >> FB_STIP_SHIFT);
+	    tmp = malloc(tmpStride * height * sizeof (FbStip));
+	    if (!tmp)
+		return;
+	    
+	    fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+	    fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+	    
+	    fbBltPlane (src + (pbox->y1+ dy + srcYoff) * srcStride,
+			srcStride,
+			(pbox->x1 + dx + srcXoff) * srcBpp,
+			srcBpp,
+    
+			tmp,
+			tmpStride,
+			0,
+    
+			width * srcBpp,
+			height,
+    
+			fbAndStip(GXcopy,FB_ALLONES,FB_ALLONES),
+			fbXorStip(GXcopy,FB_ALLONES,FB_ALLONES),
+			fbAndStip(GXcopy,0,FB_ALLONES),
+			fbXorStip(GXcopy,0,FB_ALLONES),
+			bitplane);
+	    fbBltOne (tmp,
+		      tmpStride,
+		      0,
+    
+		      dst + (pbox->y1 + dstYoff) * dstStride,
+		      dstStride,
+		      (pbox->x1 + dstXoff) * dstBpp,
+		      dstBpp,
+    
+		      width * dstBpp,
+		      height,
+    
+		      pPriv->and, pPriv->xor,
+		      pPriv->bgand, pPriv->bgxor);
+	    free(tmp);
+
+	    fbFinishAccess (pDstDrawable);
+	    fbFinishAccess (pSrcDrawable);
+	}
+	pbox++;
+    }
+}
+
+RegionPtr
+fbCopyArea (DrawablePtr	pSrcDrawable,
+	    DrawablePtr	pDstDrawable,
+	    GCPtr	pGC,
+	    int		xIn, 
+	    int		yIn,
+	    int		widthSrc, 
+	    int		heightSrc,
+	    int		xOut, 
+	    int		yOut)
+{
+    miCopyProc	copy;
+
+#ifdef FB_24_32BIT
+    if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel)
+	copy = fb24_32CopyMtoN;
+    else
+#endif
+	copy = fbCopyNtoN;
+    return miDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn,
+		     widthSrc, heightSrc, xOut, yOut, copy, 0, 0);
+}
+
+RegionPtr
+fbCopyPlane (DrawablePtr    pSrcDrawable,
+	     DrawablePtr    pDstDrawable,
+	     GCPtr	    pGC,
+	     int	    xIn, 
+	     int	    yIn,
+	     int	    widthSrc, 
+	     int	    heightSrc,
+	     int	    xOut, 
+	     int	    yOut,
+	     unsigned long  bitplane)
+{
+    if (pSrcDrawable->bitsPerPixel > 1)
+	return miDoCopy (pSrcDrawable, pDstDrawable, pGC,
+			 xIn, yIn, widthSrc, heightSrc,
+			 xOut, yOut, fbCopyNto1, (Pixel) bitplane, 0);
+    else if (bitplane & 1)
+	return miDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn,
+			 widthSrc, heightSrc, xOut, yOut, fbCopy1toN,
+			 (Pixel) bitplane, 0);
+    else
+	return miHandleExposures(pSrcDrawable, pDstDrawable, pGC,
+				 xIn, yIn,
+				 widthSrc,
+				 heightSrc,
+				 xOut, yOut, bitplane);
+}