1 /* 2 * Copyright (c) 2012-2015 Etnaviv Project 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, sub license, 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 12 * next paragraph) shall be included in all copies or substantial portions 13 * of the 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 NON-INFRINGEMENT. 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 21 * DEALINGS IN THE SOFTWARE. 22 * 23 * Authors: 24 * Wladimir J. van der Laan <laanwj@gmail.com> 25 */ 26 27 #ifndef H_ETNAVIV_TILING 28 #define H_ETNAVIV_TILING 29 30 #include <stdint.h> 31 32 /* texture or surface layout */ 33 enum etna_surface_layout { 34 ETNA_LAYOUT_BIT_TILE = (1 << 0), 35 ETNA_LAYOUT_BIT_SUPER = (1 << 1), 36 ETNA_LAYOUT_BIT_MULTI = (1 << 2), 37 ETNA_LAYOUT_LINEAR = 0, 38 ETNA_LAYOUT_TILED = ETNA_LAYOUT_BIT_TILE, 39 ETNA_LAYOUT_SUPER_TILED = ETNA_LAYOUT_BIT_TILE | ETNA_LAYOUT_BIT_SUPER, 40 ETNA_LAYOUT_MULTI_TILED = ETNA_LAYOUT_BIT_TILE | ETNA_LAYOUT_BIT_MULTI, 41 ETNA_LAYOUT_MULTI_SUPERTILED = ETNA_LAYOUT_BIT_TILE | ETNA_LAYOUT_BIT_SUPER | ETNA_LAYOUT_BIT_MULTI, 42 }; 43 44 void 45 etna_texture_tile(void *dest, void *src, unsigned basex, unsigned basey, 46 unsigned dst_stride, unsigned width, unsigned height, 47 unsigned src_stride, unsigned elmtsize); 48 void 49 etna_texture_untile(void *dest, void *src, unsigned basex, unsigned basey, 50 unsigned src_stride, unsigned width, unsigned height, 51 unsigned dst_stride, unsigned elmtsize); 52 53 /* XXX from/to supertiling (can have different layouts, may be better 54 * to leave to RS) */ 55 56 #endif 57