03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/*
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync *
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * Copyright © 2000 Keith Packard
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync *
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * Permission to use, copy, modify, distribute, and sell this software and its
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * documentation for any purpose is hereby granted without fee, provided that
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * the above copyright notice appear in all copies and that both that
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * copyright notice and this permission notice appear in supporting
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * documentation, and that the name of Keith Packard not be used in
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * advertising or publicity pertaining to distribution of the software without
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * specific, written prior permission. Keith Packard makes no
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * representations about the suitability of this software for any purpose. It
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * is provided "as is" without express or implied warranty.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync *
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * PERFORMANCE OF THIS SOFTWARE.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#ifndef _SHADOW_H_
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define _SHADOW_H_
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#include "scrnintstr.h"
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#include "picturestr.h"
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#include "damage.h"
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#include "damagestr.h"
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef struct _shadowBuf *shadowBufPtr;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef void (*ShadowUpdateProc) (ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SHADOW_WINDOW_RELOCATE 1
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SHADOW_WINDOW_READ 2
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SHADOW_WINDOW_WRITE 4
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef void *(*ShadowWindowProc) (ScreenPtr pScreen,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync CARD32 row,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync CARD32 offset,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int mode, CARD32 *size, void *closure);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* BC hack: do not move the damage member. see shadow.c for explanation. */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef struct _shadowBuf {
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync DamagePtr pDamage;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync ShadowUpdateProc update;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync ShadowWindowProc window;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync RegionRec damage;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync PixmapPtr pPixmap;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void *closure;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int randr;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync /* screen wrappers */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync GetImageProcPtr GetImage;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync CloseScreenProcPtr CloseScreen;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync} shadowBufRec;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* Match defines from randr extension */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SHADOW_ROTATE_0 1
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SHADOW_ROTATE_90 2
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SHADOW_ROTATE_180 4
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SHADOW_ROTATE_270 8
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SHADOW_ROTATE_ALL (SHADOW_ROTATE_0|SHADOW_ROTATE_90|\
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync SHADOW_ROTATE_180|SHADOW_ROTATE_270)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SHADOW_REFLECT_X 16
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SHADOW_REFLECT_Y 32
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SHADOW_REFLECT_ALL (SHADOW_REFLECT_X|SHADOW_REFLECT_Y)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT DevPrivateKey shadowScrPrivateKey;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define shadowGetBuf(pScr) ((shadowBufPtr) \
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync dixLookupPrivate(&(pScr)->devPrivates, shadowScrPrivateKey))
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define shadowBuf(pScr) shadowBufPtr pBuf = shadowGetBuf(pScr)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define shadowDamage(pBuf) DamageRegion(pBuf->pDamage)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowSetup(ScreenPtr pScreen);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncshadowAdd(ScreenPtr pScreen,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync PixmapPtr pPixmap,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync ShadowUpdateProc update,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync ShadowWindowProc window, int randr, void *closure);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowRemove(ScreenPtr pScreen, PixmapPtr pPixmap);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncshadowInit(ScreenPtr pScreen, ShadowUpdateProc update, ShadowWindowProc window);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void *shadowAlloc(int width, int height, int bpp);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdatePacked(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdatePlanar4(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdatePlanar4x8(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotatePacked(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate8_90(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate16_90(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate16_90YX(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate32_90(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate8_180(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate16_180(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate32_180(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate8_270(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate16_270(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate16_270YX(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate32_270(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate8(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate16(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync shadowUpdateRotate32(ScreenPtr pScreen, shadowBufPtr pBuf);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef void (*shadowUpdateProc) (ScreenPtr, shadowBufPtr);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT shadowUpdateProc shadowUpdatePackedWeak(void);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT shadowUpdateProc shadowUpdatePlanar4Weak(void);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT shadowUpdateProc shadowUpdatePlanar4x8Weak(void);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT shadowUpdateProc shadowUpdateRotatePackedWeak(void);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#endif /* _SHADOW_H_ */