xserver-multidpi/glamor/glamor_copywindow.c
Zhigang Gong b861aad8e2 Initial version.
Signed-off-by: Zhigang Gong <zhigang.gong@linux.intel.com>
2013-12-18 11:23:46 -08:00

63 lines
2.1 KiB
C

/*
* Copyright © 2008 Intel Corporation
* 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 "glamor_priv.h"
/** @file glamor_copywindow.c
*
* Screen CopyWindow implementation.
*/
void
glamor_copy_window(WindowPtr win, DDXPointRec old_origin,
RegionPtr src_region)
{
RegionRec dst_region;
int dx, dy;
PixmapPtr pixmap = win->drawable.pScreen->GetWindowPixmap(win);
dx = old_origin.x - win->drawable.x;
dy = old_origin.y - win->drawable.y;
REGION_TRANSLATE(win->drawable.pScreen, src_region, -dx, -dy);
REGION_INIT(win->drawable.pScreen, &dst_region, NullBox, 0);
REGION_INTERSECT(win->drawable.pScreen, &dst_region,
&win->borderClip, src_region);
#ifdef COMPOSITE
if (pixmap->screen_x || pixmap->screen_y)
REGION_TRANSLATE(win->drawable.pScreen, &dst_region,
-pixmap->screen_x, -pixmap->screen_y);
#endif
miCopyRegion(&pixmap->drawable, &pixmap->drawable,
NULL, &dst_region, dx, dy, glamor_copy_n_to_n, 0,
NULL);
REGION_UNINIT(win->drawable.pScreen, &dst_region);
}