repositories / deb_xorg-server.git / blame
| Commit | Line | Data |
|---|---|---|
| a09e091a JB |
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 _DAMAGE_H_ | |
| 28 | #define _DAMAGE_H_ | |
| 29 | ||
| 30 | typedef struct _damage *DamagePtr; | |
| 31 | ||
| 32 | typedef enum _damageReportLevel { | |
| 33 | DamageReportRawRegion, | |
| 34 | DamageReportDeltaRegion, | |
| 35 | DamageReportBoundingBox, | |
| 36 | DamageReportNonEmpty, | |
| 37 | DamageReportNone | |
| 38 | } DamageReportLevel; | |
| 39 | ||
| 40 | typedef void (*DamageReportFunc) (DamagePtr pDamage, RegionPtr pRegion, | |
| 41 | void *closure); | |
| 42 | typedef void (*DamageDestroyFunc) (DamagePtr pDamage, void *closure); | |
| 43 | ||
| 44 | typedef void (*DamageScreenCreateFunc) (DamagePtr); | |
| 45 | typedef void (*DamageScreenRegisterFunc) (DrawablePtr, DamagePtr); | |
| 46 | typedef void (*DamageScreenUnregisterFunc) (DrawablePtr, DamagePtr); | |
| 47 | typedef void (*DamageScreenDestroyFunc) (DamagePtr); | |
| 48 | ||
| 49 | typedef struct _damageScreenFuncs { | |
| 50 | DamageScreenCreateFunc Create; | |
| 51 | DamageScreenRegisterFunc Register; | |
| 52 | DamageScreenUnregisterFunc Unregister; | |
| 53 | DamageScreenDestroyFunc Destroy; | |
| 54 | } DamageScreenFuncsRec, *DamageScreenFuncsPtr; | |
| 55 | ||
| 56 | extern _X_EXPORT void miDamageCreate(DamagePtr); | |
| 57 | extern _X_EXPORT void miDamageRegister(DrawablePtr, DamagePtr); | |
| 58 | extern _X_EXPORT void miDamageUnregister(DrawablePtr, DamagePtr); | |
| 59 | extern _X_EXPORT void miDamageDestroy(DamagePtr); | |
| 60 | ||
| 61 | extern _X_EXPORT Bool | |
| 62 | DamageSetup(ScreenPtr pScreen); | |
| 63 | ||
| 64 | extern _X_EXPORT DamagePtr | |
| 65 | DamageCreate(DamageReportFunc damageReport, | |
| 66 | DamageDestroyFunc damageDestroy, | |
| 67 | DamageReportLevel damageLevel, | |
| 68 | Bool isInternal, ScreenPtr pScreen, void *closure); | |
| 69 | ||
| 70 | extern _X_EXPORT void | |
| 71 | DamageDrawInternal(ScreenPtr pScreen, Bool enable); | |
| 72 | ||
| 73 | extern _X_EXPORT void | |
| 74 | DamageRegister(DrawablePtr pDrawable, DamagePtr pDamage); | |
| 75 | ||
| 76 | extern _X_EXPORT void | |
| 77 | DamageUnregister(DamagePtr pDamage); | |
| 78 | ||
| 79 | extern _X_EXPORT void | |
| 80 | DamageDestroy(DamagePtr pDamage); | |
| 81 | ||
| 82 | extern _X_EXPORT Bool | |
| 83 | DamageSubtract(DamagePtr pDamage, const RegionPtr pRegion); | |
| 84 | ||
| 85 | extern _X_EXPORT void | |
| 86 | DamageEmpty(DamagePtr pDamage); | |
| 87 | ||
| 88 | extern _X_EXPORT RegionPtr | |
| 89 | DamageRegion(DamagePtr pDamage); | |
| 90 | ||
| 91 | extern _X_EXPORT RegionPtr | |
| 92 | DamagePendingRegion(DamagePtr pDamage); | |
| 93 | ||
| 94 | /* In case of rendering, call this before the submitting the commands. */ | |
| 95 | extern _X_EXPORT void | |
| 96 | DamageRegionAppend(DrawablePtr pDrawable, RegionPtr pRegion); | |
| 97 | ||
| 98 | /* Call this directly after the rendering operation has been submitted. */ | |
| 99 | extern _X_EXPORT void | |
| 100 | DamageRegionProcessPending(DrawablePtr pDrawable); | |
| 101 | ||
| 102 | /* Call this when you create a new Damage and you wish to send an initial damage message (to it). */ | |
| 103 | extern _X_EXPORT void | |
| 104 | DamageReportDamage(DamagePtr pDamage, RegionPtr pDamageRegion); | |
| 105 | ||
| 106 | /* Avoid using this call, it only exists for API compatibility. */ | |
| 107 | extern _X_EXPORT void | |
| 108 | DamageDamageRegion(DrawablePtr pDrawable, const RegionPtr pRegion); | |
| 109 | ||
| 110 | extern _X_EXPORT void | |
| 111 | DamageSetReportAfterOp(DamagePtr pDamage, Bool reportAfter); | |
| 112 | ||
| 113 | extern _X_EXPORT DamageScreenFuncsPtr DamageGetScreenFuncs(ScreenPtr); | |
| 114 | ||
| 115 | #endif /* _DAMAGE_H_ */ |