100 lines
3.5 KiB
C
100 lines
3.5 KiB
C
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/*
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* Copyright © 2008 Intel Corporation
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* Copyright © 1998 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "glamor_priv.h"
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/** @file glamor_window.c
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*
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* Screen Change Window Attribute implementation.
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*/
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static void
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glamor_fixup_window_pixmap(DrawablePtr pDrawable, PixmapPtr *ppPixmap)
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{
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PixmapPtr pPixmap = *ppPixmap;
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glamor_pixmap_private *pixmap_priv;
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if (pPixmap->drawable.bitsPerPixel != pDrawable->bitsPerPixel) {
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pixmap_priv = glamor_get_pixmap_private(pPixmap);
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if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv)) {
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glamor_fallback("pixmap %p has no fbo\n", pPixmap);
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goto fail;
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}
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glamor_debug_output(GLAMOR_DEBUG_UNIMPL, "To be implemented.\n");
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}
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return;
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fail:
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GLAMOR_PANIC
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(" We can't fall back to fbFixupWindowPixmap, as the fb24_32ReformatTile"
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" is broken for glamor. \n");
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}
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Bool
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glamor_change_window_attributes(WindowPtr pWin, unsigned long mask)
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{
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if (mask & CWBackPixmap) {
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if (pWin->backgroundState == BackgroundPixmap)
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glamor_fixup_window_pixmap(&pWin->drawable,
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&pWin->background.pixmap);
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}
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if (mask & CWBorderPixmap) {
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if (pWin->borderIsPixel == FALSE)
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glamor_fixup_window_pixmap(&pWin->drawable, &pWin->border.pixmap);
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}
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return TRUE;
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}
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void
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glamor_set_window_pixmap(WindowPtr win, PixmapPtr pPixmap)
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{
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ScreenPtr screen = win->drawable.pScreen;
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glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
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PixmapPtr old = screen->GetWindowPixmap(win);
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if (pPixmap != old) {
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glamor_pixmap_private *pixmap_priv;
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PicturePtr pic = NULL;
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pixmap_priv = glamor_get_pixmap_private(old);
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if (GLAMOR_PIXMAP_PRIV_IS_PICTURE(pixmap_priv) &&
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pixmap_priv->base.picture->pDrawable == (DrawablePtr) win) {
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pic = pixmap_priv->base.picture;
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pixmap_priv->base.is_picture = 0;
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pixmap_priv->base.picture = NULL;
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}
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pixmap_priv = glamor_get_pixmap_private(pPixmap);
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if (pixmap_priv) {
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pixmap_priv->base.is_picture = ! !pic;
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pixmap_priv->base.picture = pic;
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}
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}
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screen->SetWindowPixmap = glamor_priv->saved_procs.set_window_pixmap;
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(screen->SetWindowPixmap) (win, pPixmap);
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glamor_priv->saved_procs.set_window_pixmap = screen->SetWindowPixmap;
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screen->SetWindowPixmap = glamor_set_window_pixmap;
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}
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