1 /* 2 * Copyright © 2014-2018 Broadcom 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 (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21 * IN THE SOFTWARE. 22 */ 23 24 #define V3D_OUTPUT_IMAGE_FORMAT_NO 255 25 26 #include <stdbool.h> 27 #include <stdint.h> 28 29 struct vc5_format { 30 /** Set if the pipe format is defined in the table. */ 31 bool present; 32 33 /** One of V3D33_OUTPUT_IMAGE_FORMAT_*, or OUTPUT_IMAGE_FORMAT_NO */ 34 uint8_t rt_type; 35 36 /** One of V3D33_TEXTURE_DATA_FORMAT_*. */ 37 uint8_t tex_type; 38 39 /** 40 * Swizzle to apply to the RGBA shader output for storing to the tile 41 * buffer, to the RGBA tile buffer to produce shader input (for 42 * blending), and for turning the rgba8888 texture sampler return 43 * value into shader rgba values. 44 */ 45 uint8_t swizzle[4]; 46 47 /* Whether the return value is 16F/I/UI or 32F/I/UI. */ 48 uint8_t return_size; 49 50 /* If return_size == 32, how many channels are returned by texturing. 51 * 16 always returns 2 pairs of 16 bit values. 52 */ 53 uint8_t return_channels; 54 }; 55