xenocara/xserver/miext/damage/damagestr.h

/*
 * Copyright © 2003 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.
 */

#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif

#ifndef _DAMAGESTR_H_
#define _DAMAGESTR_H_

#include "damage.h"
#include "gcstruct.h"
#include "privates.h"
#include "picturestr.h"

typedef struct _damage {
    DamagePtr pNext;
    DamagePtr pNextWin;
    RegionRec damage;

    DamageReportLevel damageLevel;
    Bool isInternal;
    void *closure;
    Bool isWindow;
    DrawablePtr pDrawable;

    DamageReportFunc damageReport;
    DamageDestroyFunc damageDestroy;

    Bool reportAfter;
    RegionRec pendingDamage;    /* will be flushed post submission at the latest */
    ScreenPtr pScreen;
} DamageRec;

typedef struct _damageScrPriv {
    int internalLevel;

    /*
     * For DDXen which don't provide GetScreenPixmap, this provides
     * a place to hook damage for windows on the screen
     */
    DamagePtr pScreenDamage;

    CopyWindowProcPtr CopyWindow;
    CloseScreenProcPtr CloseScreen;
    CreateGCProcPtr CreateGC;
    DestroyPixmapProcPtr DestroyPixmap;
    SetWindowPixmapProcPtr SetWindowPixmap;
    DestroyWindowProcPtr DestroyWindow;
    CompositeProcPtr Composite;
    GlyphsProcPtr Glyphs;
    AddTrapsProcPtr AddTraps;

    /* Table of wrappable function pointers */
    DamageScreenFuncsRec funcs;
} DamageScrPrivRec, *DamageScrPrivPtr;

typedef struct _damageGCPriv {
    const GCOps *ops;
    const GCFuncs *funcs;
} DamageGCPrivRec, *DamageGCPrivPtr;

/* XXX should move these into damage.c, damageScrPrivateIndex is static */
#define damageGetScrPriv(pScr) ((DamageScrPrivPtr) \
    dixLookupPrivate(&(pScr)->devPrivates, damageScrPrivateKey))

#define damageScrPriv(pScr) \
    DamageScrPrivPtr    pScrPriv = damageGetScrPriv(pScr)

#define damageGetPixPriv(pPix) \
    dixLookupPrivate(&(pPix)->devPrivates, damagePixPrivateKey)

#define damgeSetPixPriv(pPix,v) \
    dixSetPrivate(&(pPix)->devPrivates, damagePixPrivateKey, v)

#define damagePixPriv(pPix) \
    DamagePtr	    pDamage = damageGetPixPriv(pPix)

#define damageGetGCPriv(pGC) \
    dixLookupPrivate(&(pGC)->devPrivates, damageGCPrivateKey)

#define damageGCPriv(pGC) \
    DamageGCPrivPtr  pGCPriv = damageGetGCPriv(pGC)

#define damageGetWinPriv(pWin) \
    ((DamagePtr)dixLookupPrivate(&(pWin)->devPrivates, damageWinPrivateKey))

#define damageSetWinPriv(pWin,d) \
    dixSetPrivate(&(pWin)->devPrivates, damageWinPrivateKey, d)

#endif                          /* _DAMAGESTR_H_ */