428261197a
Tested by ajacoutot@, krw@, shadchin@ and jasper@ on various configurations including multihead with both zaphod and xrandr.
72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
/*
|
|
* Copyright 2001 Red Hat Inc., Durham, North Carolina.
|
|
*
|
|
* All Rights Reserved.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining
|
|
* a copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation on the rights to use, copy, modify, merge,
|
|
* publish, distribute, sublicense, and/or sell copies of the Software,
|
|
* and to permit persons to whom the Software is furnished to do so,
|
|
* subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice (including the
|
|
* next paragraph) shall be included in all copies or substantial
|
|
* portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*/
|
|
|
|
/*
|
|
* Authors:
|
|
* Kevin E. Martin <kem@redhat.com>
|
|
* David H. Dawes <dawes@xfree86.org>
|
|
*
|
|
*/
|
|
|
|
#ifdef HAVE_DMX_CONFIG_H
|
|
#include <dmx-config.h>
|
|
#endif
|
|
|
|
#include "dmx.h"
|
|
#include "dmxsync.h"
|
|
#include "dmxshadow.h"
|
|
|
|
/** \file
|
|
* This file provides support for the shadow frame buffer. */
|
|
|
|
/** Update the screen from the shadow frame buffer. */
|
|
void dmxShadowUpdateProc(ScreenPtr pScreen, shadowBufPtr pBuf)
|
|
{
|
|
RegionPtr damage = &pBuf->damage;
|
|
int nbox = RegionNumRects(damage);
|
|
BoxPtr pbox = RegionRects(damage);
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
|
|
if (!dmxScreen->beDisplay)
|
|
return;
|
|
|
|
while (nbox--) {
|
|
XPutImage(dmxScreen->beDisplay,
|
|
dmxScreen->scrnWin,
|
|
dmxScreen->shadowGC,
|
|
dmxScreen->shadowFBImage,
|
|
pbox->x1, pbox->y1,
|
|
pbox->x1, pbox->y1,
|
|
pbox->x2 - pbox->x1,
|
|
pbox->y2 - pbox->y1);
|
|
|
|
pbox++;
|
|
}
|
|
|
|
dmxSync(dmxScreen, FALSE);
|
|
}
|