xserver

xserver with xephyr scale patch
git clone https://git.neptards.moe/u3shit/xserver.git
Log | Files | Refs | README | LICENSE

glamor_window.c (2461B)

      1 /*
      2  * Copyright © 2008 Intel Corporation
      3  * Copyright © 1998 Keith Packard
      4  *
      5  * Permission to use, copy, modify, distribute, and sell this software and its
      6  * documentation for any purpose is hereby granted without fee, provided that
      7  * the above copyright notice appear in all copies and that both that
      8  * copyright notice and this permission notice appear in supporting
      9  * documentation, and that the name of Keith Packard not be used in
     10  * advertising or publicity pertaining to distribution of the software without
     11  * specific, written prior permission.  Keith Packard makes no
     12  * representations about the suitability of this software for any purpose.  It
     13  * is provided "as is" without express or implied warranty.
     14  *
     15  * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
     16  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
     17  * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
     18  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
     19  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
     20  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
     21  * PERFORMANCE OF THIS SOFTWARE.
     22  */
     23 
     24 #include "glamor_priv.h"
     25 
     26 /** @file glamor_window.c
     27  *
     28  * Screen Change Window Attribute implementation.
     29  */
     30 
     31 static void
     32 glamor_fixup_window_pixmap(DrawablePtr pDrawable, PixmapPtr *ppPixmap)
     33 {
     34     PixmapPtr pPixmap = *ppPixmap;
     35     glamor_pixmap_private *pixmap_priv;
     36 
     37     if (pPixmap->drawable.bitsPerPixel != pDrawable->bitsPerPixel) {
     38         pixmap_priv = glamor_get_pixmap_private(pPixmap);
     39         if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv)) {
     40             glamor_fallback("pixmap %p has no fbo\n", pPixmap);
     41             goto fail;
     42         }
     43         glamor_debug_output(GLAMOR_DEBUG_UNIMPL, "To be implemented.\n");
     44     }
     45     return;
     46 
     47  fail:
     48     GLAMOR_PANIC
     49         (" We can't fall back to fbFixupWindowPixmap, as the fb24_32ReformatTile"
     50          " is broken for glamor. \n");
     51 }
     52 
     53 Bool
     54 glamor_change_window_attributes(WindowPtr pWin, unsigned long mask)
     55 {
     56     if (mask & CWBackPixmap) {
     57         if (pWin->backgroundState == BackgroundPixmap)
     58             glamor_fixup_window_pixmap(&pWin->drawable,
     59                                        &pWin->background.pixmap);
     60     }
     61 
     62     if (mask & CWBorderPixmap) {
     63         if (pWin->borderIsPixel == FALSE)
     64             glamor_fixup_window_pixmap(&pWin->drawable, &pWin->border.pixmap);
     65     }
     66     return TRUE;
     67 }