1 /*
2  * Copyright © 2003 Keith Packard
3  *
4  * Permission to use, copy, modify, distribute, and sell this software and its
5  * documentation for any purpose is hereby granted without fee, provided that
6  * the above copyright notice appear in all copies and that both that
7  * copyright notice and this permission notice appear in supporting
8  * documentation, and that the name of Keith Packard not be used in
9  * advertising or publicity pertaining to distribution of the software without
10  * specific, written prior permission.  Keith Packard makes no
11  * representations about the suitability of this software for any purpose.  It
12  * is provided "as is" without express or implied warranty.
13  *
14  * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
15  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
16  * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
17  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
18  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
19  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
20  * PERFORMANCE OF THIS SOFTWARE.
21  */
22 
23 #ifdef HAVE_DIX_CONFIG_H
24 #include <dix-config.h>
25 #endif
26 
27 #ifndef _DAMAGESTR_H_
28 #define _DAMAGESTR_H_
29 
30 #include "damage.h"
31 #include "gcstruct.h"
32 #include "privates.h"
33 #include "picturestr.h"
34 
35 typedef struct _damage {
36     DamagePtr pNext;
37     DamagePtr pNextWin;
38     RegionRec damage;
39 
40     DamageReportLevel damageLevel;
41     Bool isInternal;
42     void *closure;
43     Bool isWindow;
44     DrawablePtr pDrawable;
45 
46     DamageReportFunc damageReport;
47     DamageDestroyFunc damageDestroy;
48 
49     Bool reportAfter;
50     RegionRec pendingDamage;    /* will be flushed post submission at the latest */
51     ScreenPtr pScreen;
52 } DamageRec;
53 
54 typedef struct _damageScrPriv {
55     int internalLevel;
56 
57     /*
58      * For DDXen which don't provide GetScreenPixmap, this provides
59      * a place to hook damage for windows on the screen
60      */
61     DamagePtr pScreenDamage;
62 
63     CopyWindowProcPtr CopyWindow;
64     CloseScreenProcPtr CloseScreen;
65     CreateGCProcPtr CreateGC;
66     DestroyPixmapProcPtr DestroyPixmap;
67     SetWindowPixmapProcPtr SetWindowPixmap;
68     DestroyWindowProcPtr DestroyWindow;
69     CompositeProcPtr Composite;
70     GlyphsProcPtr Glyphs;
71     AddTrapsProcPtr AddTraps;
72 
73     /* Table of wrappable function pointers */
74     DamageScreenFuncsRec funcs;
75 } DamageScrPrivRec, *DamageScrPrivPtr;
76 
77 typedef struct _damageGCPriv {
78     const GCOps *ops;
79     const GCFuncs *funcs;
80 } DamageGCPrivRec, *DamageGCPrivPtr;
81 
82 /* XXX should move these into damage.c, damageScrPrivateIndex is static */
83 #define damageGetScrPriv(pScr) ((DamageScrPrivPtr) \
84     dixLookupPrivate(&(pScr)->devPrivates, damageScrPrivateKey))
85 
86 #define damageScrPriv(pScr) \
87     DamageScrPrivPtr    pScrPriv = damageGetScrPriv(pScr)
88 
89 #define damageGetPixPriv(pPix) \
90     dixLookupPrivate(&(pPix)->devPrivates, damagePixPrivateKey)
91 
92 #define damgeSetPixPriv(pPix,v) \
93     dixSetPrivate(&(pPix)->devPrivates, damagePixPrivateKey, v)
94 
95 #define damagePixPriv(pPix) \
96     DamagePtr	    pDamage = damageGetPixPriv(pPix)
97 
98 #define damageGetGCPriv(pGC) \
99     dixLookupPrivate(&(pGC)->devPrivates, damageGCPrivateKey)
100 
101 #define damageGCPriv(pGC) \
102     DamageGCPrivPtr  pGCPriv = damageGetGCPriv(pGC)
103 
104 #define damageGetWinPriv(pWin) \
105     ((DamagePtr)dixLookupPrivate(&(pWin)->devPrivates, damageWinPrivateKey))
106 
107 #define damageSetWinPriv(pWin,d) \
108     dixSetPrivate(&(pWin)->devPrivates, damageWinPrivateKey, d)
109 
110 #endif                          /* _DAMAGESTR_H_ */
111