155 lines
		
	
	
		
			4.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			155 lines
		
	
	
		
			4.7 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  *
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|  * Copyright © 2000 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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| 
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| #ifndef _SHADOW_H_
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| #define _SHADOW_H_
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| 
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| #include "scrnintstr.h"
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| 
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| #include "picturestr.h"
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| 
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| #include "damage.h"
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| #include "damagestr.h"
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| typedef struct _shadowBuf *shadowBufPtr;
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| 
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| typedef void (*ShadowUpdateProc) (ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| #define SHADOW_WINDOW_RELOCATE 1
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| #define SHADOW_WINDOW_READ 2
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| #define SHADOW_WINDOW_WRITE 4
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| 
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| typedef void *(*ShadowWindowProc) (ScreenPtr pScreen,
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|                                    CARD32 row,
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|                                    CARD32 offset,
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|                                    int mode, CARD32 *size, void *closure);
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| 
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| typedef struct _shadowBuf {
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|     DamagePtr pDamage;
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|     ShadowUpdateProc update;
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|     ShadowWindowProc window;
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|     PixmapPtr pPixmap;
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|     void *closure;
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|     int randr;
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| 
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|     /* screen wrappers */
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|     GetImageProcPtr GetImage;
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|     ScreenBlockHandlerProcPtr BlockHandler;
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| } shadowBufRec;
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| 
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| /* Match defines from randr extension */
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| #define SHADOW_ROTATE_0	    1
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| #define SHADOW_ROTATE_90    2
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| #define SHADOW_ROTATE_180   4
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| #define SHADOW_ROTATE_270   8
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| #define SHADOW_ROTATE_ALL   (SHADOW_ROTATE_0|SHADOW_ROTATE_90|\
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| 			     SHADOW_ROTATE_180|SHADOW_ROTATE_270)
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| #define SHADOW_REFLECT_X    16
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| #define SHADOW_REFLECT_Y    32
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| #define SHADOW_REFLECT_ALL  (SHADOW_REFLECT_X|SHADOW_REFLECT_Y)
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| 
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| extern _X_EXPORT Bool
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|  shadowSetup(ScreenPtr pScreen);
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| 
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| extern _X_EXPORT Bool
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| 
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| shadowAdd(ScreenPtr pScreen,
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|           PixmapPtr pPixmap,
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|           ShadowUpdateProc update,
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|           ShadowWindowProc window, int randr, void *closure);
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| 
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| extern _X_EXPORT void
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|  shadowRemove(ScreenPtr pScreen, PixmapPtr pPixmap);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateAfb4(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateAfb8(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateIplan2p4(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateIplan2p8(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdatePacked(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdatePlanar4(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdatePlanar4x8(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotatePacked(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate8_90(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate16_90(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate16_90YX(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate32_90(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate8_180(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate16_180(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate32_180(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate8_270(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate16_270(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate16_270YX(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate32_270(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate8(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate16(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdateRotate32(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| extern _X_EXPORT void
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|  shadowUpdate32to24(ScreenPtr pScreen, shadowBufPtr pBuf);
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| 
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| typedef void (*shadowUpdateProc) (ScreenPtr, shadowBufPtr);
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| 
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| #endif                          /* _SHADOW_H_ */
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