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/*
* 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.
*/
#include "glamor_priv.h"
/** @file glamor_window.c
*
* Screen Change Window Attribute implementation.
*/
static void
glamor_fixup_window_pixmap(DrawablePtr pDrawable, PixmapPtr *ppPixmap)
{
PixmapPtr pPixmap = *ppPixmap;
glamor_pixmap_private *pixmap_priv;
if (pPixmap->drawable.bitsPerPixel != pDrawable->bitsPerPixel) {
pixmap_priv = glamor_get_pixmap_private(pPixmap);
if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv)) {
glamor_fallback("pixmap %p has no fbo\n", pPixmap);
goto fail;
}
glamor_debug_output(GLAMOR_DEBUG_UNIMPL, "To be implemented.\n");
}
return;
fail:
GLAMOR_PANIC
(" We can't fall back to fbFixupWindowPixmap, as the fb24_32ReformatTile"
" is broken for glamor. \n");
}
Bool
glamor_change_window_attributes(WindowPtr pWin, unsigned long mask)
{
if (mask & CWBackPixmap) {
if (pWin->backgroundState == BackgroundPixmap)
glamor_fixup_window_pixmap(&pWin->drawable,
&pWin->background.pixmap);
}
if (mask & CWBorderPixmap) {
if (pWin->borderIsPixel == FALSE)
glamor_fixup_window_pixmap(&pWin->drawable, &pWin->border.pixmap);
}
return TRUE;
}
void
glamor_set_window_pixmap(WindowPtr win, PixmapPtr pPixmap)
{
ScreenPtr screen = win->drawable.pScreen;
glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
PixmapPtr old = screen->GetWindowPixmap(win);
if (pPixmap != old) {
glamor_pixmap_private *pixmap_priv;
PicturePtr pic = NULL;
pixmap_priv = glamor_get_pixmap_private(old);
if (GLAMOR_PIXMAP_PRIV_IS_PICTURE(pixmap_priv) &&
pixmap_priv->picture->pDrawable == (DrawablePtr) win) {
pic = pixmap_priv->picture;
pixmap_priv->is_picture = 0;
pixmap_priv->picture = NULL;
}
pixmap_priv = glamor_get_pixmap_private(pPixmap);
if (pixmap_priv) {
pixmap_priv->is_picture = ! !pic;
pixmap_priv->picture = pic;
}
}
screen->SetWindowPixmap = glamor_priv->saved_procs.set_window_pixmap;
(screen->SetWindowPixmap) (win, pPixmap);
glamor_priv->saved_procs.set_window_pixmap = screen->SetWindowPixmap;
screen->SetWindowPixmap = glamor_set_window_pixmap;
}
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