multibufst.h revision 677833bc953b6cb418c701facbdcf4aa18d6c44e
/*
* $Xorg: multibufst.h,v 1.4 2001/02/09 02:03:24 xorgcvs Exp $
*
Copyright 1989, 1998 The Open Group
Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Except as contained in this notice, the name of The Open Group shall not be
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from The Open Group.
*/
/* $XFree86: xc/include/extensions/multibufst.h,v 3.8 2001/12/19 21:37:29 dawes Exp $ */
#ifndef _MULTIBUFST_H_
#define _MULTIBUFST_H_
/*
* Protocol requests constants and alignment values
*/
#include "multibuf.h"
#ifdef _MULTIBUF_SERVER_
#include "inputstr.h"
#endif
#else
#endif
#define Multibuffer CARD32
typedef struct xMbufBufferInfo {
#define sz_xMbufBufferInfo 8
typedef struct {
typedef struct {
typedef struct {
#define sz_xMbufGetBufferVersionReq 4
typedef struct {
#define sz_xMbufGetBufferVersionReply 32
typedef struct {
} xMbufCreateImageBuffersReq; /* followed by buffer ids */
#define sz_xMbufCreateImageBuffersReq 12
typedef struct {
#define sz_xMbufCreateImageBuffersReply 32
typedef struct {
#define sz_xMbufDestroyImageBuffersReq 8
typedef struct {
} xMbufDisplayImageBuffersReq; /* followed by list of buffers */
#define sz_xMbufDisplayImageBuffersReq 8
typedef struct {
} xMbufSetMBufferAttributesReq; /* followed by values */
#define sz_xMbufSetMBufferAttributesReq 12
typedef struct {
#define sz_xMbufGetMBufferAttributesReq 8
typedef struct {
#define sz_xMbufGetMBufferAttributesReply 32
typedef struct {
} xMbufSetBufferAttributesReq; /* followed by values */
#define sz_xMbufSetBufferAttributesReq 12
typedef struct {
#define sz_xMbufGetBufferAttributesReq 8
typedef struct {
#define sz_xMbufGetBufferAttributesReply 32
typedef struct {
#define sz_xMbufGetBufferInfoReq 8
typedef struct {
} xMbufGetBufferInfoReply; /* followed by buffer infos */
#define sz_xMbufGetBufferInfoReply 32
typedef struct {
#if defined(__cplusplus) || defined(c_plusplus)
#else
#endif
} xMbufCreateStereoWindowReq; /* followed by value list */
#define sz_xMbufCreateStereoWindowReq 44
typedef struct {
#define sz_xMbufClearImageBufferAreaReq 20
#ifdef _MULTIBUF_SERVER_
/* Macros for wrapping and unwrapping functions */
{ \
\
}
{ \
{ \
} \
}
{ \
}
{ \
{ \
} \
}
#else
{ \
{ \
} \
}
{ \
}
{ \
{ \
} \
}
#endif
/* The _Multibuffer and _Multibuffers structures below refer to each other,
* so we need this forward declaration
*/
typedef struct _Multibuffers *MultibuffersPtr;
/*
* per-Multibuffer data
*/
typedef struct _Multibuffer {
int number; /* index of this buffer into array */
int side; /* always Mono */
int clobber; /* Unclobbered, PartiallyClobbered, FullClobbered */
/*
* per-window data
*/
typedef struct _Multibuffers {
int numMultibuffer; /* count of buffers */
int refcnt; /* ref count for delete */
int displayedMultibuffer; /* currently active buffer */
int updateAction; /* Undefined, Background, Untouched, Copied */
int updateHint; /* Frequent, Intermittent, Static */
int windowMode; /* always Mono */
short x, y; /* for static gravity */
/*
* per-screen data
*/
typedef struct _MultibufferScreen {
/*
* per display-image-buffers request data.
*/
typedef struct _DisplayRequest {
struct _DisplayRequest *next;
#define DestroyWindowMask (1L<<0)
extern int MultibufferScreenIndex;
extern int MultibufferWindowIndex;
extern RESTYPE MultibufferDrawableResType;
extern void MultibufferUpdate( /* pMbuffer, time */
MultibufferPtr /* pMultibuffer */,
CARD32 /* time */
);
extern void MultibufferExpose( /* pMbuffer, pRegion */
MultibufferPtr /* pMultibuffer */,
RegionPtr /* pRegion */
);
extern void MultibufferClobber( /* pMbuffer */
MultibufferPtr /* pMultibuffer */
);
typedef struct _mbufWindow *mbufWindowPtr;
/*
* per-buffer data
*/
#define MB_DISPLAYED_BUFFER(pMBWindow) \
typedef struct _mbufBuffer {
int number; /* index of this buffer into array */
int side; /* stero side: always Mono */
int clobber; /* clober state */
/*
* per-window data
*/
#define MB_WINDOW_PRIV(pWin) \
typedef struct _mbufWindow {
int numMultibuffer; /* count of buffers */
int displayedMultibuffer; /* currently active buffer */
int updateAction; /* Undefined, Background,
Untouched, Copied */
int updateHint; /* Frequent, Intermittent, Static */
int windowMode; /* always Mono */
short x, y; /* for static gravity */
/*
* per-screen data
*/
#define MB_SCREEN_PRIV(pScreen) \
typedef struct _mbufScreen {
long mbufWindowCount; /* count of multibuffered windows */
/* Wrap pScreen->DestroyWindow */
long funcsWrapped; /* flags which functions are wrapped */
/* Initialized by device-dependent section */
int nInfo; /* number of buffer info rec's */
int (* CreateImageBuffers)(
WindowPtr /* pWin */,
int /* nbuf */,
XID * /* ids */,
int /* action */,
int /* hint */
);
void (* DestroyImageBuffers)(
WindowPtr /* pWin */
);
void (* DisplayImageBuffers)(
ScreenPtr /* pScreen */,
mbufBufferPtr * /* ppMBBuffer */,
mbufWindowPtr * /* ppMBWindow */,
int /* nbuf */
);
void (* ClearImageBufferArea)(
mbufBufferPtr /* pMBBuffer */,
short /* x */,
short /* y */,
unsigned short /* width */,
unsigned short /* height */,
Bool /* exposures */
);
/* FIXME */
);
/* FIXME */
);
void (* DeleteBufferDrawable)(
DrawablePtr /* pDrawable */
);
void (* WrapScreenFuncs)(
ScreenPtr /* pScreen */
);
void (* ResetProc)(
ScreenPtr /* pScreen */
);
/* Privates to mbufScreenRec */
#ifdef _MULTIBUF_PIXMAP_
#define MB_SCREEN_PRIV_PIXMAP(pScreen) \
typedef struct _mbufPixmapPriv
{
/* Pointers to wrapped functions */
long funcsWrapped; /* flags which functions are wrapped */
#endif /* _MULTIBUF_PIXMAP_ */
#ifdef _MULTIBUF_BUFFER_
extern int frameWindowPrivateIndex;
#define MB_SCREEN_PRIV_BUFFER(pScreen) \
typedef struct _mbufBufferPriv
{
/*
* Note: subtractRgn and unionRgn may overlap. subtractRgn is a union
* of all the old clipLists of the windows that are displaying
* the backbuffer. unionRgn is the union of all the new clipLists
* of the same windows.
*/
void (* CopyBufferBits)(); /* pMBWindow, srcBufferNum, dstBufferNum */
void (* DrawSelectPlane)(); /* pScreen, selectPlane, pRegion, bufferNum */
/* Pointers to wrapped functions */
long funcsWrapped; /* flags which functions are wrapped */
#endif /* _MULTIBUF_BUFFER_ */
#endif /* _MULTIBUF_SERVER_ */
#endif /* _MULTIBUFST_H_ */