mirror of OpenBSD xenocara tree
github.com/openbsd/xenocara
openbsd
1/*
2 *
3 * Copyright © 2000 SuSE, Inc.
4 *
5 * Permission to use, copy, modify, distribute, and sell this software and its
6 * documentation for any purpose is hereby granted without fee, provided that
7 * the above copyright notice appear in all copies and that both that
8 * copyright notice and this permission notice appear in supporting
9 * documentation, and that the name of SuSE not be used in advertising or
10 * publicity pertaining to distribution of the software without specific,
11 * written prior permission. SuSE makes no representations about the
12 * suitability of this software for any purpose. It is provided "as is"
13 * without express or implied warranty.
14 *
15 * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
17 * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
18 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
19 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
20 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21 *
22 * Author: Keith Packard, SuSE, Inc.
23 */
24
25#ifndef _XRENDERINT_H_
26#define _XRENDERINT_H_
27
28#ifdef HAVE_CONFIG_H
29#include <config.h>
30#endif
31#include <X11/Xlibint.h>
32#include <X11/Xutil.h>
33#include <X11/extensions/renderproto.h>
34#include "Xrender.h"
35
36#ifndef _X_UNUSED
37#define _X_UNUSED /* nothing */
38#endif
39
40typedef struct {
41 Visual *visual;
42 XRenderPictFormat *format;
43} XRenderVisual;
44
45typedef struct {
46 int depth;
47 int nvisuals;
48 XRenderVisual *visuals;
49} XRenderDepth;
50
51typedef struct {
52 XRenderDepth *depths;
53 int ndepths;
54 XRenderPictFormat *fallback;
55 int subpixel;
56} XRenderScreen;
57
58typedef struct _XRenderInfo {
59 int major_version;
60 int minor_version;
61 XRenderPictFormat *format;
62 int nformat;
63 XRenderScreen *screen;
64 int nscreen;
65 XRenderDepth *depth;
66 int ndepth;
67 XRenderVisual *visual;
68 int nvisual;
69 int *subpixel;
70 int nsubpixel;
71 char **filter;
72 int nfilter;
73 short *filter_alias;
74 int nfilter_alias;
75} XRenderInfo;
76
77/* replaces XRenderExtDisplayInfo */
78typedef struct _XRenderExtDisplayInfo {
79 struct _XRenderExtDisplayInfo *next; /* keep a linked list */
80 Display *display; /* which display this is */
81 XExtCodes *codes; /* the extension protocol codes */
82 XRenderInfo *info; /* extra data for the extension to use */
83} XRenderExtDisplayInfo;
84
85/* replaces XExtensionInfo */
86typedef struct _XRenderExtInfo {
87 XRenderExtDisplayInfo *head; /* start of the list */
88 XRenderExtDisplayInfo *cur; /* most recently used */
89 int ndisplays; /* number of displays */
90} XRenderExtInfo;
91
92extern XRenderExtInfo XRenderExtensionInfo;
93extern char XRenderExtensionName[];
94
95XRenderExtDisplayInfo *
96XRenderFindDisplay (Display *dpy);
97
98#define RenderHasExtension(i) ((i) && ((i)->codes))
99
100#define RenderCheckExtension(dpy,i,val) \
101 if (!RenderHasExtension(i)) { return val; }
102
103#define RenderSimpleCheckExtension(dpy,i) \
104 if (!RenderHasExtension(i)) { return; }
105
106/*
107 * Xlib uses long for 32-bit values. Xrender uses int. This
108 * matters on alpha. Note that this macro assumes that int is 32 bits
109 * except on WORD64 machines where it is 64 bits.
110 */
111
112#ifdef WORD64
113#define DataInt32(dpy,d,len) Data32(dpy,(_Xconst long *) (d),len)
114#else
115#define DataInt32(dpy,d,len) Data(dpy,(_Xconst char *) (d),len)
116#endif
117
118#endif /* _XRENDERINT_H_ */