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/*
*
* Copyright © 2000 SuSE, Inc.
*
* 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, and that the name of SuSE not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. SuSE makes no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Author: Keith Packard, SuSE, Inc.
*/
#ifndef _XRENDERINT_H_
#define _XRENDERINT_H_
#include "config.h"
#include <X11/Xlibint.h>
#include <X11/Xutil.h>
#include <X11/extensions/renderproto.h>
#include "Xrender.h"
typedef struct {
Visual *visual;
XRenderPictFormat *format;
} XRenderVisual;
typedef struct {
int depth;
int nvisuals;
XRenderVisual *visuals;
} XRenderDepth;
typedef struct {
XRenderDepth *depths;
int ndepths;
XRenderPictFormat *fallback;
int subpixel;
} XRenderScreen;
typedef struct _XRenderInfo {
int major_version;
int minor_version;
XRenderPictFormat *format;
int nformat;
XRenderScreen *screen;
int nscreen;
XRenderDepth *depth;
int ndepth;
XRenderVisual *visual;
int nvisual;
int *subpixel;
int nsubpixel;
char **filter;
int nfilter;
short *filter_alias;
int nfilter_alias;
} XRenderInfo;
/* replaces XRenderExtDisplayInfo */
typedef struct _XRenderExtDisplayInfo {
struct _XRenderExtDisplayInfo *next; /* keep a linked list */
Display *display; /* which display this is */
XExtCodes *codes; /* the extension protocol codes */
XRenderInfo *info; /* extra data for the extension to use */
} XRenderExtDisplayInfo;
/* replaces XExtensionInfo */
typedef struct _XRenderExtInfo {
XRenderExtDisplayInfo *head; /* start of the list */
XRenderExtDisplayInfo *cur; /* most recently used */
int ndisplays; /* number of displays */
} XRenderExtInfo;
extern XRenderExtInfo XRenderExtensionInfo;
extern char XRenderExtensionName[];
XRenderExtDisplayInfo *
XRenderFindDisplay (Display *dpy);
#define RenderHasExtension(i) ((i) && ((i)->codes))
#define RenderCheckExtension(dpy,i,val) \
if (!RenderHasExtension(i)) { return val; }
#define RenderSimpleCheckExtension(dpy,i) \
if (!RenderHasExtension(i)) { return; }
/*
* Xlib uses long for 32-bit values. Xrender uses int. This
* matters on alpha. Note that this macro assumes that int is 32 bits
* except on WORD64 machines where it is 64 bits.
*/
#ifdef WORD64
#define DataInt32(dpy,d,len) Data32(dpy,(long *) (d),len)
#else
#define DataInt32(dpy,d,len) Data(dpy,(char *) (d),len)
#endif
#ifndef HAVE__XEATDATAWORDS
#include <X11/Xmd.h> /* for LONG64 on 64-bit platforms */
#include <limits.h>
static inline void _XEatDataWords(Display *dpy, unsigned long n)
{
# ifndef LONG64
if (n >= (ULONG_MAX >> 2))
_XIOError(dpy);
# endif
_XEatData (dpy, n << 2);
}
#endif
#endif /* _XRENDERINT_H_ */
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