dga_internaldefs.h revision 830
335N/A/* Copyright 1994 Sun Microsystems, Inc. All rights reserved.
335N/A * Use is subject to license terms.
1276N/A *
335N/A * Permission is hereby granted, free of charge, to any person obtaining a
1276N/A * copy of this software and associated documentation files (the
335N/A * "Software"), to deal in the Software without restriction, including
335N/A * without limitation the rights to use, copy, modify, merge, publish,
919N/A * distribute, and/or sell copies of the Software, and to permit persons
919N/A * to whom the Software is furnished to do so, provided that the above
919N/A * copyright notice(s) and this permission notice appear in all copies of
919N/A * the Software and that both the above copyright notice(s) and this
919N/A * permission notice appear in supporting documentation.
919N/A *
919N/A * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
919N/A * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
919N/A * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
919N/A * OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
919N/A * HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
919N/A * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
919N/A * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
919N/A * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
919N/A * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
919N/A *
919N/A * Except as contained in this notice, the name of a copyright holder
335N/A * shall not be used in advertising or otherwise to promote the sale, use
335N/A * or other dealings in this Software without prior written authorization
335N/A * of the copyright holder.
335N/A */
493N/A
335N/A#pragma ident "@(#)dga_internaldefs.h 35.3 09/11/09 SMI"
335N/A
1276N/A#ifndef _DGA_INTERNALDEFS_H
335N/A#define _DGA_INTERNALDEFS_H
911N/A
1276N/A#include "dga_externaldefs.h"
1276N/A/*
1276N/A** Defined symbols and macros used internally within DGA
911N/A*/
335N/A
1068N/A#define DGA_MBFLIP_VIDEO 0
335N/A#define DGA_MBFLIP_COPY 1
970N/A
970N/A/* Basic changes - attribute changes */
970N/A#define DGA_CHANGE_CLIP (1L<<0)
970N/A#define DGA_CHANGE_CURSOR (1L<<1)
335N/A#define DGA_CHANGE_BSTORE (1L<<2)
1276N/A#define DGA_CHANGE_CACHE (1L<<3)
493N/A#define DGA_CHANGE_ZOMBIE (1L<<4)
335N/A
910N/A/* Basic changes - "major boundary" changes */
910N/A#define DGA_CHANGE_MBUFSET (1L<<5)
910N/A#define DGA_CHANGE_ALIAS (1L<<6)
970N/A
970N/A/* Always a derivative change */
970N/A#define DGA_CHANGE_SITE (1L<<7)
335N/A
335N/A/* Device dependent information change */
335N/A#define DGA_CHANGE_DEVINFO (1L<<8)
851N/A
851N/A/* Overlay state information change */
#define DGA_CHANGE_OVLSTATE (1L<<9)
#define DGA_WIN_CHANGEABLE_ATTRS \
(DGA_CHANGE_CLIP | DGA_CHANGE_CURSOR | DGA_CHANGE_BSTORE)
/* note: bstore needs to be included because prev lock subject could have
been a win with bstore and vmbufs never have bstore */
#define DGA_VMBUF_CHANGEABLE_ATTRS \
(DGA_CHANGE_CLIP | DGA_CHANGE_CURSOR | DGA_CHANGE_BSTORE)
/* note: bstore needs to be included because prev lock subject could have
been a win with bstore and nmbufs never have bstore */
#define DGA_NMBUF_CHANGEABLE_ATTRS \
(DGA_CHANGE_CLIP | DGA_CHANGE_CURSOR | DGA_CHANGE_BSTORE | DGA_CHANGE_CACHE)
#define DGA_LOCKSUBJ_INVALID (-2)
#define DGA_LOCKSUBJ_VALID(dgawin, lockSubj) \
((lockSubj) != DGA_LOCKSUBJ_INVALID)
#define DGA_MBUFFER_MASK(bufIndex) \
(1L<<(bufIndex))
/* lock subject is a window? */
#define DGA_LOCKSUBJ_WINDOW(dgawin, lockSubj) \
((lockSubj) == -1)
/* lock subject is a multibuffer? */
#define DGA_LOCKSUBJ_MBUFFER(dgawin, lockSubj) \
(!DGA_LOCKSUBJ_WINDOW((dgawin), (lockSubj)) && \
DGA_LOCKSUBJ_VALID((dgawin), (lockSubj)))
/* lock subject is a viewable multibuffer? */
#define DGA_LOCKSUBJ_VMBUFFER(dgawin, lockSubj) \
(DGA_LOCKSUBJ_MBUFFER((dgawin), (lockSubj)) \
? DGA_MBUF_ISVIEWABLE((dgawin)->pMbs, (lockSubj)) \
: 0) \
/* effective lock subject is a nonviewable multibuffer? */
#define DGA_LOCKSUBJ_NMBUFFER(dgawin, lockSubj) \
(DGA_LOCKSUBJ_MBUFFER((dgawin), (lockSubj)) \
? !DGA_LOCKSUBJ_VMBUFFER((dgawin), (lockSubj)) \
: 0) \
/* is lock subject viewable? (zombies are considered not viewable) */
#define DGA_LOCKSUBJ_VIEWABLE(dgawin, lockSubj) \
( !((dgawin)->changeMask & DGA_CHANGE_ZOMBIE) && \
((lockSubj) != DGA_LOCKSUBJ_INVALID) && \
( (DGA_LOCKSUBJ_WINDOW((dgawin), (lockSubj))) || \
(DGA_MBUF_ISVIEWABLE((dgawin)->pMbs, (lockSubj))) \
) \
)
/* is window or mbuffer aliased? */
#define DGA_MBSMEMB_ALIASED(dgawin) \
((dgawin)->eLockSubj != (dgawin)->rLockSubj)
#define DGA_MBUF_ISVIEWABLE(pMbs, bufIndex) \
(!((pMbs)->pNbShinfo[(bufIndex)]))
#endif /* _DGA_INTERNALDEFS_H */