capabilities.h (2326B)
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