89 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
		
			Executable File
		
	
	
			
		
		
	
	
			89 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
		
			Executable File
		
	
	
/*
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 * Copyright © 2003 Keith Packard
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 *
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 * Permission to use, copy, modify, distribute, and sell this software and its
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 * documentation for any purpose is hereby granted without fee, provided that
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 * the above copyright notice appear in all copies and that both that
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 * copyright notice and this permission notice appear in supporting
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 * documentation, and that the name of Keith Packard not be used in
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 * advertising or publicity pertaining to distribution of the software without
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 * specific, written prior permission.  Keith Packard makes no
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 * representations about the suitability of this software for any purpose.  It
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 * is provided "as is" without express or implied warranty.
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 *
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 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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 * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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 * PERFORMANCE OF THIS SOFTWARE.
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 */
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#ifndef _DAMAGE_H_
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#define _DAMAGE_H_
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typedef struct _damage	*DamagePtr;
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typedef enum _damageReportLevel {
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    DamageReportRawRegion,
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    DamageReportDeltaRegion,
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    DamageReportBoundingBox,
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    DamageReportNonEmpty,
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    DamageReportNone
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} DamageReportLevel;
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typedef void (*DamageReportFunc) (DamagePtr pDamage, RegionPtr pRegion, void *closure);
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typedef void (*DamageDestroyFunc) (DamagePtr pDamage, void *closure);
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Bool
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DamageSetup (ScreenPtr pScreen);
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DamagePtr
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DamageCreate (DamageReportFunc  damageReport,
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	      DamageDestroyFunc	damageDestroy,
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	      DamageReportLevel damageLevel,
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	      Bool		isInternal,
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	      ScreenPtr		pScreen,
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	      void *		closure);
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void
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DamageDrawInternal (ScreenPtr pScreen, Bool enable);
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void
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DamageRegister (DrawablePtr	pDrawable,
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		DamagePtr	pDamage);
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void
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DamageUnregister (DrawablePtr	pDrawable,
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		  DamagePtr	pDamage);
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void
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DamageDestroy (DamagePtr pDamage);
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Bool
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DamageSubtract (DamagePtr	    pDamage,
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		const RegionPtr	    pRegion);
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void
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DamageEmpty (DamagePtr pDamage);
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RegionPtr
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DamageRegion (DamagePtr		    pDamage);
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RegionPtr
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DamagePendingRegion (DamagePtr	    pDamage);
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void
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DamageDamageRegion (DrawablePtr	    pDrawable,
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		    const RegionPtr pRegion);
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void
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DamageSetReportAfterOp (DamagePtr pDamage, Bool reportAfter);
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#endif /* _DAMAGE_H_ */
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