1 /*
2  * (C) Copyright IBM Corporation 2002-2006
3  * All Rights Reserved.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * on the rights to use, copy, modify, merge, publish, distribute, sub
9  * license, and/or sell copies of the Software, and to permit persons to whom
10  * the Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice (including the next
13  * paragraph) shall be included in all copies or substantial portions of the
14  * Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
19  * THE COPYRIGHT HOLDERS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22  * USE OR OTHER DEALINGS IN THE SOFTWARE.
23  */
24 
25 /**
26  * \file extension_string.h
27  * Routines to manage the GLX extension string and GLX version for AIGLX
28  * drivers.  This code is loosely based on src/glx/x11/glxextensions.c from
29  * Mesa.
30  *
31  * \author Ian Romanick <idr@us.ibm.com>
32  */
33 
34 #ifndef GLX_EXTENSION_STRING_H
35 #define GLX_EXTENSION_STRING_H
36 
37 enum {
38 /*   GLX_ARB_get_proc_address is implemented on the client. */
39     ARB_context_flush_control_bit = 0,
40     ARB_create_context_bit,
41     ARB_create_context_no_error_bit,
42     ARB_create_context_profile_bit,
43     ARB_create_context_robustness_bit,
44     ARB_fbconfig_float_bit,
45     ARB_framebuffer_sRGB_bit,
46     ARB_multisample_bit,
47     EXT_create_context_es_profile_bit,
48     EXT_create_context_es2_profile_bit,
49     EXT_fbconfig_packed_float_bit,
50     EXT_get_drawable_type_bit,
51     EXT_import_context_bit,
52     EXT_libglvnd_bit,
53     EXT_no_config_context_bit,
54     EXT_stereo_tree_bit,
55     EXT_texture_from_pixmap_bit,
56     EXT_visual_info_bit,
57     EXT_visual_rating_bit,
58     MESA_copy_sub_buffer_bit,
59     OML_swap_method_bit,
60     SGI_make_current_read_bit,
61     SGI_swap_control_bit,
62     SGI_video_sync_bit,
63     SGIS_multisample_bit,
64     SGIX_fbconfig_bit,
65     SGIX_pbuffer_bit,
66     SGIX_visual_select_group_bit,
67     INTEL_swap_event_bit,
68     __NUM_GLX_EXTS,
69 };
70 
71 /* For extensions which have identical ARB and EXT implementation
72  * in GLX area, use one enabling bit for both. */
73 #define EXT_framebuffer_sRGB_bit ARB_framebuffer_sRGB_bit
74 
75 #define __GLX_EXT_BYTES ((__NUM_GLX_EXTS + 7) / 8)
76 
77 extern int __glXGetExtensionString(const unsigned char *enable_bits,
78                                    char *buffer);
79 extern void __glXEnableExtension(unsigned char *enable_bits, const char *ext);
80 extern void __glXInitExtensionEnableBits(unsigned char *enable_bits);
81 
82 #endif                          /* GLX_EXTENSION_STRING_H */
83