2 * Copyright 2001 Red Hat Inc., Durham, North Carolina.
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation on the rights to use, copy, modify, merge,
10 * publish, distribute, sublicense, and/or sell copies of the Software,
11 * and to permit persons to whom the Software is furnished to do so,
12 * subject to the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial
16 * portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21 * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
22 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
23 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * Kevin E. Martin <kem@redhat.com>
31 * David H. Dawes <dawes@xfree86.org>
35 #ifdef HAVE_DMX_CONFIG_H
36 #include <dmx-config.h>
41 #include "dmxshadow.h"
44 * This file provides support for the shadow frame buffer. */
46 /** Update the screen from the shadow frame buffer. */
48 dmxShadowUpdateProc(ScreenPtr pScreen, shadowBufPtr pBuf)
50 RegionPtr damage = &pBuf->damage;
51 int nbox = RegionNumRects(damage);
52 BoxPtr pbox = RegionRects(damage);
53 DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
55 if (!dmxScreen->beDisplay)
59 XPutImage(dmxScreen->beDisplay,
62 dmxScreen->shadowFBImage,
64 pbox->x1, pbox->y1, pbox->x2 - pbox->x1, pbox->y2 - pbox->y1);
69 dmxSync(dmxScreen, FALSE);