1 files changed, 130 insertions, 0 deletions
diff --git a/xorg-server/hw/xgl/xglcopy.c b/xorg-server/hw/xgl/xglcopy.c
new file mode 100644
index 000000000..d612b332a
--- /dev/null
+++ b/xorg-server/hw/xgl/xglcopy.c
@@ -0,0 +1,130 @@
+/*
+ * Copyright © 2004 David Reveman
+ *
+ * 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
+ * David Reveman not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior permission.
+ * David Reveman makes no representations about the suitability of this
+ * software for any purpose. It is provided "as is" without express or
+ * implied warranty.
+ *
+ * DAVID REVEMAN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
+ * NO EVENT SHALL DAVID REVEMAN 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.
+ *
+ * Author: David Reveman <davidr@novell.com>
+ */
+
+#include "xgl.h"
+#include "fb.h"
+
+Bool
+xglCopy (DrawablePtr pSrc,
+	 DrawablePtr pDst,
+	 int	     dx,
+	 int	     dy,
+	 BoxPtr	     pBox,
+	 int	     nBox)
+{
+    glitz_surface_t *src, *dst;
+    int		    srcXoff, srcYoff;
+    int		    dstXoff, dstYoff;
+
+    XGL_DRAWABLE_PIXMAP (pDst);
+
+    if (!nBox)
+	return TRUE;
+
+    if (xglPrepareTarget (pDst))
+    {
+	if (!xglSyncSurface (pSrc))
+	    return FALSE;
+    }
+    else
+    {
+	if (!xglPrepareTarget (pSrc))
+	    return FALSE;
+
+	if (!xglSyncSurface (pDst))
+	    return FALSE;
+    }
+
+    XGL_GET_DRAWABLE (pSrc, src, srcXoff, srcYoff);
+    XGL_GET_DRAWABLE (pDst, dst, dstXoff, dstYoff);
+
+    glitz_surface_set_clip_region (dst,
+				   dstXoff, dstYoff,
+				   (glitz_box_t *) pBox, nBox);
+
+    glitz_copy_area (src,
+		     dst,
+		     srcXoff + dx,
+		     srcYoff + dy,
+		     pPixmap->drawable.width - dstXoff,
+		     pPixmap->drawable.height - dstYoff,
+		     dstXoff,
+		     dstYoff);
+
+    glitz_surface_set_clip_region (dst, 0, 0, NULL, 0);
+
+    if (glitz_surface_get_status (dst))
+	return FALSE;
+
+    return TRUE;
+}
+
+void
+xglCopyProc (DrawablePtr pSrc,
+	     DrawablePtr pDst,
+	     GCPtr	 pGC,
+	     BoxPtr	 pBox,
+	     int	 nBox,
+	     int	 dx,
+	     int	 dy,
+	     Bool	 reverse,
+	     Bool	 upsidedown,
+	     Pixel	 bitplane,
+	     void	 *closure)
+{
+    BoxPtr pSrcBox = (BoxPtr) closure;
+
+    if (!xglCopy (pSrc, pDst, dx, dy, pBox, nBox))
+    {
+	RegionRec region;
+
+	XGL_DRAWABLE_PIXMAP (pDst);
+	XGL_PIXMAP_PRIV (pPixmap);
+
+	if (!xglSyncBits (pSrc, pSrcBox))
+	    FatalError (XGL_SW_FAILURE_STRING);
+
+	if (!xglMapPixmapBits (pPixmap))
+	    FatalError (XGL_SW_FAILURE_STRING);
+
+	fbCopyNtoN (pSrc, pDst, pGC,
+		    pBox, nBox,
+		    dx, dy,
+		    reverse, upsidedown, bitplane,
+		    (void *) 0);
+
+	pPixmapPriv->damageBox = miEmptyBox;
+
+	while (nBox--)
+	{
+	    REGION_INIT (pDst->pScreen, &region, pBox, 1);
+	    xglAddSurfaceDamage (pDst, &region);
+	    REGION_UNINIT (pDst->pScreen, &region);
+
+	    pBox++;
+	}
+    } else
+	xglAddCurrentBitDamage (pDst);
+}