IABSD.fr/xenocara/xserver/glamor/glamor_window.c

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• Author : matthieu
  Date : 2016-05-29 12:02:34
  Hash : e927c03e
  Message : Update to xserver 1.18.3. Tested by shadchin@ and naddy@. Note that indirect GLX is now disbled by default.

• xserver/glamor/glamor_window.c

• /*
   * 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;
  }