1 /************************************************************************** 2 * 3 * Copyright © 2022 Intel Corporation 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 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * 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 NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 22 * DEALINGS IN THE SOFTWARE. 23 * 24 **************************************************************************/ 25 26 #ifndef ST_TEXCOMPRESS_COMPUTE_H 27 #define ST_TEXCOMPRESS_COMPUTE_H 28 29 bool 30 st_init_texcompress_compute(struct st_context *st); 31 32 void 33 st_destroy_texcompress_compute(struct st_context *st); 34 35 /** 36 * When this function returns true, the destination image will contain the 37 * contents of astc_data but transcoded to DXT5/BC3. 38 * 39 * Note that this function will internally create compute programs by using 40 * glCreateShaderProgramv with the application's GL context. 41 */ 42 bool 43 st_compute_transcode_astc_to_dxt5(struct st_context *st, 44 uint8_t *astc_data, 45 unsigned astc_stride, 46 mesa_format astc_format, 47 struct pipe_resource *dxt5_tex, 48 unsigned dxt5_level, 49 unsigned dxt5_layer); 50 51 #endif /* ST_TEXCOMPRESS_COMPUTE_H */ 52