49 lines
1.9 KiB
C
49 lines
1.9 KiB
C
/*
|
|
* Copyright 2007 Red Hat, Inc.
|
|
*
|
|
* 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, sub
|
|
* license, and/or sell copies of the Software, and to permit persons to whom
|
|
* them 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 MERCHANTIBILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS 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.
|
|
*/
|
|
|
|
#ifdef HAVE_DIX_CONFIG_H
|
|
#include <dix-config.h>
|
|
#endif
|
|
#include "scrnintstr.h"
|
|
#include "mibstore.h"
|
|
|
|
/*
|
|
* There is no longer an mi implementation of backing store. This function
|
|
* is only for source compatibility with old drivers.
|
|
*
|
|
* Note though that you do get backing store for free if your server has
|
|
* Composite enabled, since the automatic redirection mechanism provides
|
|
* essentially the same functionality. See compChangeWindowAttributes()
|
|
* for the implementation.
|
|
*/
|
|
|
|
_X_EXPORT void
|
|
miInitializeBackingStore (ScreenPtr pScreen)
|
|
{
|
|
pScreen->SaveDoomedAreas = NULL;
|
|
pScreen->RestoreAreas = NULL;
|
|
pScreen->ExposeCopy = NULL;
|
|
pScreen->TranslateBackingStore = NULL;
|
|
pScreen->ClearBackingStore = NULL;
|
|
pScreen->DrawGuarantee = NULL;
|
|
}
|