| 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, void *closure);
|
|---|
| 41 | typedef void (*DamageDestroyFunc) (DamagePtr pDamage, void *closure);
|
|---|
| 42 | /* It's the responsibility of the driver to duplicate both regions. */
|
|---|
| 43 | /* At some point DamageRegionRendered() must be called. */
|
|---|
| 44 | typedef void (*DamageMarkerFunc) (DrawablePtr pDrawable, DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pRegion, void *closure);
|
|---|
| 45 |
|
|---|
| 46 | typedef void (*DamageScreenCreateFunc) (DamagePtr);
|
|---|
| 47 | typedef void (*DamageScreenRegisterFunc) (DrawablePtr, DamagePtr);
|
|---|
| 48 | typedef void (*DamageScreenUnregisterFunc) (DrawablePtr, DamagePtr);
|
|---|
| 49 | typedef void (*DamageScreenDestroyFunc) (DamagePtr);
|
|---|
| 50 |
|
|---|
| 51 | typedef struct _damageScreenFuncs {
|
|---|
| 52 | DamageScreenCreateFunc Create;
|
|---|
| 53 | DamageScreenRegisterFunc Register;
|
|---|
| 54 | DamageScreenUnregisterFunc Unregister;
|
|---|
| 55 | DamageScreenDestroyFunc Destroy;
|
|---|
| 56 | } DamageScreenFuncsRec, *DamageScreenFuncsPtr;
|
|---|
| 57 |
|
|---|
| 58 | extern _X_EXPORT void miDamageCreate (DamagePtr);
|
|---|
| 59 | extern _X_EXPORT void miDamageRegister (DrawablePtr, DamagePtr);
|
|---|
| 60 | extern _X_EXPORT void miDamageUnregister (DrawablePtr, DamagePtr);
|
|---|
| 61 | extern _X_EXPORT void miDamageDestroy (DamagePtr);
|
|---|
| 62 |
|
|---|
| 63 | extern _X_EXPORT Bool
|
|---|
| 64 | DamageSetup (ScreenPtr pScreen);
|
|---|
| 65 |
|
|---|
| 66 | extern _X_EXPORT DamagePtr
|
|---|
| 67 | DamageCreate (DamageReportFunc damageReport,
|
|---|
| 68 | DamageDestroyFunc damageDestroy,
|
|---|
| 69 | DamageReportLevel damageLevel,
|
|---|
| 70 | Bool isInternal,
|
|---|
| 71 | ScreenPtr pScreen,
|
|---|
| 72 | void * closure);
|
|---|
| 73 |
|
|---|
| 74 | extern _X_EXPORT void
|
|---|
| 75 | DamageDrawInternal (ScreenPtr pScreen, Bool enable);
|
|---|
| 76 |
|
|---|
| 77 | extern _X_EXPORT void
|
|---|
| 78 | DamageRegister (DrawablePtr pDrawable,
|
|---|
| 79 | DamagePtr pDamage);
|
|---|
| 80 |
|
|---|
| 81 | extern _X_EXPORT void
|
|---|
| 82 | DamageUnregister (DrawablePtr pDrawable,
|
|---|
| 83 | DamagePtr pDamage);
|
|---|
| 84 |
|
|---|
| 85 | extern _X_EXPORT void
|
|---|
| 86 | DamageDestroy (DamagePtr pDamage);
|
|---|
| 87 |
|
|---|
| 88 | extern _X_EXPORT Bool
|
|---|
| 89 | DamageSubtract (DamagePtr pDamage,
|
|---|
| 90 | const RegionPtr pRegion);
|
|---|
| 91 |
|
|---|
| 92 | extern _X_EXPORT void
|
|---|
| 93 | DamageEmpty (DamagePtr pDamage);
|
|---|
| 94 |
|
|---|
| 95 | extern _X_EXPORT RegionPtr
|
|---|
| 96 | DamageRegion (DamagePtr pDamage);
|
|---|
| 97 |
|
|---|
| 98 | extern _X_EXPORT RegionPtr
|
|---|
| 99 | DamagePendingRegion (DamagePtr pDamage);
|
|---|
| 100 |
|
|---|
| 101 | /* In case of rendering, call this before the submitting the commands. */
|
|---|
| 102 | extern _X_EXPORT void
|
|---|
| 103 | DamageRegionAppend (DrawablePtr pDrawable, RegionPtr pRegion);
|
|---|
| 104 |
|
|---|
| 105 | /* Call this directly after the rendering operation has been submitted. */
|
|---|
| 106 | extern _X_EXPORT void
|
|---|
| 107 | DamageRegionProcessPending (DrawablePtr pDrawable);
|
|---|
| 108 |
|
|---|
| 109 | /* Call this some time after rendering is done, only relevant when a damageMarker is provided. */
|
|---|
| 110 | extern _X_EXPORT void
|
|---|
| 111 | DamageRegionRendered (DrawablePtr pDrawable, DamagePtr pDamage, RegionPtr pOldDamage, RegionPtr pRegion);
|
|---|
| 112 |
|
|---|
| 113 | /* Call this when you create a new Damage and you wish to send an initial damage message (to it). */
|
|---|
| 114 | extern _X_EXPORT void
|
|---|
| 115 | DamageReportDamage (DamagePtr pDamage, RegionPtr pDamageRegion);
|
|---|
| 116 |
|
|---|
| 117 | /* Avoid using this call, it only exists for API compatibility. */
|
|---|
| 118 | extern _X_EXPORT void
|
|---|
| 119 | DamageDamageRegion (DrawablePtr pDrawable,
|
|---|
| 120 | const RegionPtr pRegion);
|
|---|
| 121 |
|
|---|
| 122 | extern _X_EXPORT void
|
|---|
| 123 | DamageSetReportAfterOp (DamagePtr pDamage, Bool reportAfter);
|
|---|
| 124 |
|
|---|
| 125 | extern _X_EXPORT void
|
|---|
| 126 | DamageSetPostRenderingFunctions(DamagePtr pDamage, DamageReportFunc damageReportPostRendering,
|
|---|
| 127 | DamageMarkerFunc damageMarker);
|
|---|
| 128 |
|
|---|
| 129 | extern _X_EXPORT DamageScreenFuncsPtr
|
|---|
| 130 | DamageGetScreenFuncs (ScreenPtr);
|
|---|
| 131 |
|
|---|
| 132 | #endif /* _DAMAGE_H_ */
|
|---|
