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1 | /* |
2 | * Copyright (c) 2008-2012 Apple Inc. | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
17 | * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
20 | * DEALINGS IN THE SOFTWARE. | |
21 | */ | |
22 | ||
23 | #ifndef CAPABILITIES_H | |
24 | #define CAPABILITIES_H | |
25 | ||
26 | #include <stdbool.h> | |
27 | ||
28 | enum { GLCAPS_INVALID_STENCIL_DEPTH = -1 }; | |
29 | enum { GLCAPS_COLOR_BUF_INVALID_VALUE = -1 }; | |
30 | enum { GLCAPS_COLOR_BUFFERS = 20 }; | |
31 | enum { GLCAPS_STENCIL_BIT_DEPTH_BUFFERS = 20 }; | |
32 | enum { GLCAPS_DEPTH_BUFFERS = 20 }; | |
33 | enum { GLCAPS_INVALID_DEPTH_VALUE = 1 }; | |
34 | ||
35 | struct glColorBufCapabilities { | |
36 | char r, g, b, a; | |
37 | bool is_argb; | |
38 | }; | |
39 | ||
40 | struct glCapabilitiesConfig { | |
41 | bool accelerated; | |
42 | bool stereo; | |
43 | int aux_buffers; | |
44 | int buffers; | |
45 | int total_depth_buffer_depths; | |
46 | int depth_buffers[GLCAPS_DEPTH_BUFFERS]; | |
47 | int multisample_buffers; | |
48 | int multisample_samples; | |
49 | int total_stencil_bit_depths; | |
50 | char stencil_bit_depths[GLCAPS_STENCIL_BIT_DEPTH_BUFFERS]; | |
51 | int total_color_buffers; | |
52 | struct glColorBufCapabilities color_buffers[GLCAPS_COLOR_BUFFERS]; | |
53 | int total_accum_buffers; | |
54 | struct glColorBufCapabilities accum_buffers[GLCAPS_COLOR_BUFFERS]; | |
55 | struct glCapabilitiesConfig *next; | |
56 | }; | |
57 | ||
58 | struct glCapabilities { | |
59 | struct glCapabilitiesConfig *configurations; | |
60 | int total_configurations; | |
61 | }; | |
62 | ||
63 | bool | |
64 | getGlCapabilities(struct glCapabilities *cap); | |
65 | void | |
66 | freeGlCapabilities(struct glCapabilities *cap); | |
67 | ||
68 | #endif |